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Diffstat (limited to 'contrib/gcc/ChangeLog.9')
-rw-r--r-- | contrib/gcc/ChangeLog.9 | 21488 |
1 files changed, 21488 insertions, 0 deletions
diff --git a/contrib/gcc/ChangeLog.9 b/contrib/gcc/ChangeLog.9 new file mode 100644 index 0000000..8eed245 --- /dev/null +++ b/contrib/gcc/ChangeLog.9 @@ -0,0 +1,21488 @@ +2003-06-30 Bruno Haible <bruno@clisp.org> + + PR middle-end/6578 + * libgcc2.c (__subvsi3): Remove simplification that would not work + when subtracting -0x80000000. + (__subvdi3): Remove simplification that would return a wrong result. + (__mulvsi3): Fix overflow check. + (__absvdi2): Fix simplification that would return a wrong result. + (__mulvdi3): Fix overflow check. + +2003-06-30 Jeff Law <law@redhat.com> + + * stmt.c (any_pending_cleanups): Lose argument THIS_CONTOUR, it + was always passed in the value '1'. Simplify body appropriately. + * tree.h (any_pending_cleanups): Corresponding changes. + * calls.c: (expand_call): Corresponding changes. + +2003-06-30 Kazu Hirata <kazu@cs.umass.edu> + + * combine.c (distribute_notes): Don't bother REG_WAS_0. + * cse.c (cse_insn): Likewise. + * final.c (final_scan_insn): Likewise. + * jump.c (duplicate_loop_exit_test): Likewise. + * rtl.c (reg_note_name): Remove REG_WAS_0. + * rtl.h (REG_WAS_0): Remove. + * unroll.c (final_reg_note_copy): Don't bother REG_WAS_0. + * config/avr/avr.c (output_movqi): Don't use reg_was_0. + (output_movhi): Likewise. + (output_movsisf): Likewise. + (reg_was_0): Remove. + * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't use + REG_WAS_0. + (m68hc11_gen_movqi): Likewise. + * config/vax/vax-protos.h: Remove the prototype for + reg_was_0_p. + * config/vax/vax.c (follows_p): Remove. + (reg_was_0_p): Likewise. + * config/vax/vax.md (movsi): Don't use reg_was_0_p. + (movhi): Likewise. + (movqi): Likewise. + * doc/rtl.texi (REG_WAS_0): Remove. + +2003-06-30 Mark Mitchell <mark@codesourcery.com> + + * config/rs6000/spe.h (__ev_set_spefscr_frmc): Set the flag. + +2003-06-30 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/lib1funcs.asm: Use "xtensa-config.h" from + top-level include directory. + * config/xtensa/lib2funcs.S: Likewise. + * config/xtensa/xtensa.h: Likewise. + * config/xtensa/xtensa-config.h: Remove. + * doc/install.texi: Update location of "xtensa-config.h" header. + +2003-06-30 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_extra_constraint): New function. + * config/s390/s390-protos.h (s390_extra_constraint): Declare it. + * config/s390/s390.h (EXTRA_CONSTRAINT): Use it. + * config/s390/s390.c (q_constraint): Remove. + * config/s390/s390-protos.h (q_constraint): Likewise. + * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'R', 'S', 'T'. + (EXTRA_ADDRESS_CONSTRAINT): Define. + + * config/s390/s390.c (larl_operand): Refuse out-of-range operands. + (DISP_IN_RANGE, s390_short_displacement): New. + (legitimate_reload_operand_p): Support long displacements. + (s390_decompose_address): Likewise. + (legitimize_pic_address): Likewise. + (legitimize_address): Likewise. + (s390_fixup_clobbered_return_reg): Likewise. + (s390_emit_prologue, s390_emit_epilogue): Likewise. + (s390_output_mi_thunk): Likewise. + + * config/s390/s390.md (attr "op_type"): Add "RXY", "RSY", "SIY". + (attr "atype", attr "length"): Add defaults for new op_types. + (all insns): Change op_type attribute where appropriate. + + ("*movdi_lay", "*movsi_lay", "*extendqidi2", "*extendqisi2"): New insns. + ("*tmqi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem", *tmqi_mem", + "*tstsi", "*tstsi_cconly", "*tsthiCCT", "*tsthiCCT_cconly", + "*tsthi", "*tsthi_cconly", "*tstqiCCT", "*tstqiCCT_cconly", + "*tstqi", "*tstqi_cconly", "*cmpsi_ccs_sign", "*cmpsi_ccs", + "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu", "*cli", + "movti", "*movdi_64", "*movdi_31", "*movsi", "movhi", "movqi_64", + "movqi", "*movstrictqi", "*movstricthi", "movstrictsi", + "*movdf_64", "*movdf_31", "*movsf", + "*load_multiple_si", "*store_multiple_di", + "*sethighqisi", "*sethighhisi", "*sethighqidi_31", "*extendhisi2", + "*la_64", "*la_31", "*la_31_and", "force_la_31", + "*addsi3_carry1_cc", *addsi3_carry1_cconly", + "*addsi3_carry2_cc", *addsi3_carry2_cconly", + "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2", + "*addsi3_sign", "*addsi3_sub", "addsi3", + "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc", + "*subsi3_cconly", "*subsi3_sign", "*subsi3_sub", "subsi3", + "mulsi3" + "*andsi3_cc", "*andsi3_cconly", "andsi3", + "*andqi3_ss", "*andqi3_ss_inv", + "*iorsi3_cc", "*iorsi3_cconly", "iorsi3", + "*iorqi3_ss", "*iorqi3_ss_inv", + "*xorsi3_cc", "*xorsi3_cconly", "xorsi3", + "*xorqi3_ss", "*xorqi3_ss_inv", + "*tls_load_31"): Add alternatives for long-displacement instructions. + + ("*cmpdf_ccs", "*cmpdf_ccs_ibm", "*cmpsf_ccs", "*cmpsf_ccs_ibm", + "*load_multiple_di", "*store_multiple_di", + "*sethighqidi_64", "*zero_extendhisi2_31", + "truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm", + "adddf3", "*adddf3", "*adddf3_ibm", + "addsf3", "*addsf3", "*addsf3_ibm", + "subdf3", "*subdf3", "*subdf3_ibm", + "subsf3", "*subsf3", "*subsf3_ibm", + "mulsi_6432", "divmoddisi3", + "muldf3", "*muldf3", "*muldf3_ibm", + "mulsf3", "*mulsf3", "*mulsf3_ibm", + "divdf3", "*divdf3", "*divdf3_ibm", + "divsf3", "div*sf3", "*divsf3_ibm", + "sqrtdf2", "sqrtsf2", + "*cjump_long", "*icjump_long", "indirect_jump", "casesi_jump", + "*doloop_si_long", "*doloop_di_long", "bas_64", "bas_31", + "bas_r_64", "bas_r_31", "bas_tls_31", "bas_tls_64"): Adapt memory + and address constraints for instructions that do not accept long + displacements. + +2003-06-30 Hartmut Penner <hpenner@de.ibm.com> + Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/2084.md: New file. + * config/s390/s390.md: Include it. + * config/s390/s390.c (s390_adjust_priority): New function. + (TARGET_SCHED_ADJUST_PRIORITY): Define. + (s390_first_cycle_multipass_dfa_lookahead): New function. + (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define. + (s390_sched_reorder2): New function. + (TARGET_SCHED_REORDER2): Define. + (s390_adjust_cost): Support PROCESSOR_2084_Z990 cpu type. + (s390_issue_rate): Likewise. + +Mon Jun 30 23:47:33 CEST 2003 Jan Hubicka <jh@suse.cz> + + * Makefile.in (GTFILES): Add cgraph.h. + * cgraph.c (known_decls): Remove. + (cgraph_hash, cgraph_nodes, cgraph_nodes_queue, + cgraph_varpool_hash, cgraph_varpool_nodes_queue): GTYize. + (cgraph_node): Do not allocate known_decls; use polutate hashtable. + (cgraph_varpool_node): Likewise; add next pointer. + (cgraph_varpool_nodes): New static variable. + * cgraph.h (cgraph_local_info, cgraph_global_info, cgraph_rtl_info, + cgraph_node, cgraph_edge, cgraph_varpool_node, cgraph_nodes, cgraph_n_nodes, + cgraph_varpool_n_nodes, cgraph_varpool_nodes_queue): GTYize. + * gengtype.c (open_base_files): Include cgraph.h + +2003-06-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + * Changelog: Remove ">>>>>>>" from previous change. + +2003-06-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + * config/cris/cris.c: Fix spelling for "testcase". + * config/cris/cris.h: Likewise. + * config/cris/cris.md: Likewise. + * config/mmix/crti.asm: Likewise. + * config/mmix/mmix.h: Likewise. + * config/mmix/mmix.md: Likewise. + +2003-06-30 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Make it always + 1. + +2003-06-30 Ulrich Weigand <uweigand@de.ibm.com> + + * config.gcc [s390*-*-*]: Support --with-arch, --with-tune, and + --with-mode configure options. + * config/s390/s390.h (OPTION_DEFAULT_SPECS): Define. + (DRIVER_SELF_SPECS): Define. + * config/s390/linux.h (ASM_SPEC): Pass architecture mode and cpu + architecture to assembler. + (LINK_SPEC): Merge 31-bit and 64-bit variants. + (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC, EXTRA_SPECS): Remove. + * config/s390/s390.c (override_options): New default rules for + architecture mode and cpu architecture selection. + * doc/invoke.texi (-mesa, -mzarch, -march, -mtune): Document + new default rules. + + * config/s390/s390.h (enum processor_type): Add PROCESSOR_2084_Z990. + * config/s390/s390.md (attr "cpu"): Add "z990" processor type. + * config/s390/s390.c (override_options): Add "z990" to + processor_alias_table. + * doc/invoke.texi (-march): Document "z990" processor type. + + * config/s390/s390.c (s390_tune_flags, s390_arch_flags): New variables. + * config/s390/s390.h (s390_tune_flags, s390_arch_flags): Declare. + (enum processor_flags, TARGET_CPU_IEEE_FLOAT, TARGET_CPU_ZARCH, + TARGET_CPU_LONG_DISPLACEMENT, TARGET_LONG_DISPLACEMENT): New. + * config/s390/s390.c (override_options): Replace enum pta_flags by + enum processor_flags. Fill in s390_tune_flags and s390_arch_flags. + + * config/s390/s390.c (s390_cpu): Rename to ... + (s390_tune): ... this. + * config/s390/s390.h (s390_cpu, s390_tune): Likewise. + * config/s390/s390.c (s390_issue_rate, override_options): Likewise. + * config/s390/s390.md (attr "cpu"): Likewise. + +2003-06-30 Neil Booth <neil@daikokuya.co.uk> + + * c-common.c (enum c_language_kind, flag_objc): Remove. + (fix_string_type, check_case_value, c_common_nodes_and_builtins, + c_add_case_label, finish_label_addr_expr, boolean_increment): + Use c_dialect_ macros. + * c-common.h (enum c_language_kind): Extend. + (c_dialect_cxx, c_dialect_objc): New. + (flag_objc): Remove. + (c_common_init_options): Update prototype. + * c-cppbuiltin.c (define__GNUC__, c_cpp_builtins): Use c_dialect_ + macros. + * c-decl.c (finsih_decl, grokfield, finish_struct): Use c_dialect_ + macros. + * c-format.c (C_STD_VER, C_STD_NAME): Similarly. + * c-lang.c (c_init_options): Remove. + (c_language): Define. + (LANG_HOOKS_INIT_OPTIONS): Use common hook. + * c-lex.c (lex_charconst): Use c_dialect_ macros. + * c-opts.c (lang_flags): Make function-local. + (c_common_init_options): Use c_dialect_ macros. Handle + C++ diagnostic requirements. + (c_common_handle_option, c_common_post_options): Use flag_cxx. + * c-parse.in (init_reswords): Use c_dialect_objc (). + * c-pch.c (get_ident): Use c_language. + * c-pretty-print.c (pp_c_bool_literal): Use c_dialect_ macros. + * c-typeck.c (comptypes, build_c_cast): Similarly. + * objc/objc-lang.c (c_language): Define. + (LANG_HOOKS_INIT_OPTIONS): Use common hook. + (objc_init_options): Remove. + +2003-06-30 Kazu Hirata <kazu@cs.umass.edu> + + * config/alpha/alpha.h (FUNCTION_ARG_PADDING): Remove. + * config/alpha/unicosmk.h: Don't #undef FUNCTION_ARG_PADDING. + +2003-06-30 Wolfgang Bangerth <bangerth@dealii.org> + + * doc/sourcebuild.texi: Don't reference gnats.html any more. + +2003-06-30 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (compute_mov_length): Fix length of + mov:SF on H8/300. + +2003-06-30 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.h (BIGGEST_FIELD_ALIGNMENT): Make defintion + constant. + +Mon Jun 30 15:36:29 CEST 2003 Jan Hubicka <jh@suse.cz> + + (fyl2x_sfxf3, fyl2x_dfxf3, fscale_sfxf3, fscale_dfxf3): Fix condition. + +2003-06-30 Hartmut Penner <hpenner@de.ibm.com> + + * config/rs6000/rs6000.c (rs6000_split_altivec_in_gprs): New function. + (altivec_in_gprs_p): New function. + + * config/rs6000/rs6000-protos (rs6000_split_altivec_in_gprs): New + prototype. + (altivec_in_gprs_p): New prototype. + + * config/rs6000/altivec.md (*movv4si_internal): Change + multi-assembler alternative to '#'. Add postreload splitter to + handle this cases. + (*movv4hi_internal): Likewise. + (*movv4qi_internal): Likewise. + (*movv4sf_internal): Likewise. + +2003-06-30 Jason Merrill <jason@redhat.com> + + * defaults.h (PUSH_ARGS_REVERSED): Define default here. + * calls.c: Not here. + +2003-06-30 Ben Elliston <bje@wasabisystems.com> + + * config/arm/arm.c (arm_rtx_costs): Remove #if 0 block. + (bad_signed_byte_operand): Likewise. + (arm_output_epilogue): Likewise. + (arm_final_prescan_insn): Likewise. + +2003-06-30 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * cfgrtl.c (mark_killed_regs): Cast HARD_REGNO_NREGS to int. + +2003-06-30 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * c-pch.c (c_common_write_pch): Flush asm_out_file to allow for + subsequent writes. + +Mon Jun 30 10:03:02 CEST 2003 Jan Hubicka <jh@suse.cz> + + * cfgrtl.c (verify_flow_info): Accept degenerated condjumps + in cfglayout mode. + +Mon Jun 30 09:52:39 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (standard_80387_constant_p): Accept TFmode constants too. + (init_ext_80387_constants): Likewise. + (standard_80387_constant_rtx): Likewise. + * i386.md (atanxf): Disable for TARGET_128BIT_LONG_LONG + (atantf): Disable for !TARGET_128BIT_LONG_LONG + (fyl2x_sfxf3, fyl2x_dfxf3): Accept TFmode operands. + (fyl2x_xfxf3, fyl2x_tfxf3): Enable/disable as needed. + (fscale_sfxf3, fscale_dfxf3): Accept TFmode operands. + (fscale_xfxf3, fscale_tfxf3): Enable/disable as needed. + (frndinttf2): New. + (f2xm1tf2): New. + (exp?f2): Use expsf2_tf when needed. + (exp?f2_tf): New. + (exptf): New. + +2003-06-29 Uwe Stieber <uwe@kaos-group.de> + + * config.gcc (sh*-*-kaos*): Put tm_file setting in separate case + statement from tmake_file set. + +2003-06-29 James E Wilson <wilson@tuliptree.org> + + * reload.c (find_reloads): Change push_reloads to push_reload in + comment. + * reload1.c (eliminate_regs): Likewise. + (dump_needs): Delete prototype for deleted function. + +2003-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtin-attrs.def (gcc_diag, gcc_cdiag, gcc_cxxdiag): New + format attributes. + * c-format.c (enum format_type): Add gcc_diag_format_type, + gcc_cdiag_format_type, and gcc_cxxdiag_format_type. + (gcc_diag_length_specs, gcc_cdiag_length_specs, + gcc_cxxdiag_length_specs, gcc_diag_flag_pairs, + gcc_cdiag_flag_pairs, gcc_cxxdiag_flag_pairs, gcc_diag_flag_specs, + gcc_cdiag_flag_specs, gcc_cxxdiag_flag_specs, gcc_diag_char_table, + gcc_cdiag_char_table, gcc_cxxdiag_char_table): New. + (format_types_orig): Add new data. + (find_char_info_specifier_index, init_dynamic_diag_info): New + functions. + (handle_format_attribute): Update to handle new format attributes. + +2003-06-29 Dara Hazeghi <dhazeghi@yahoo.com> + + * doc/install.texi: Remove install documentation for obsoleted targets + i?86-*-sco, i?86-*-sco3.2v4, powerpcle-*-pe, powerpcle-*-winnt, + arm-*-aof. + Update information about IA64 toolchain, AIX make requirements, + and binutils for m68k-*-hpux and *-*-linuxaout targets. + +Mon Jun 30 00:50:43 CEST 2003 Jan Hubicka <jh@suse.cz> + + * regmove.c (regmove_optimize): Don't try to make src and dst match + when they are in different modes. + +Sun Jun 29 23:06:32 CEST 2003 Jan Hubicka <jh@suse.cz> + + * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2): Avoid + busy work when builtin is not supported by the backend. + +2003-06-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * loop.c (count_one_set): Fix detection of registers set in more + than one basic block. + +2003-06-29 Andreas Jaeger <aj@suse.de> + + * target-def.h: Remove usage of OBJECT_FORMAT_ROSE. + * system.h: Poison OBJ_FORMAT_ROSE. + * doc/tm.texi (Macros for Initialization): Remove documentatin of + OBJECT_FORMAT_ROSE. + * config/rs6000/lynx.h: Remove undef of OBJECT_FORMAT_ROSE. + * collect2.c: Remove usage of OBJECT_FORMAT_ROSE. + +2003-06-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (update_total_code_bytes): New function. + (last_address): Number of bytes output for a function and its + associated thunks. + (compute_frame_size): Use BITS_PER_UNIT. + (pa_output_function_epilogue): Compute last_address. Use + update_total_code_bytes. + (output_lbranch): Handle long branch on portable runtime. + (attr_length_millicode_call, attr_length_call, + attr_length_indirect_call): Only use total_code_bytes for calls in + the text section. + (output_call): Only use an indirect call sequence when the target is + not local. + (pa_asm_output_mi_thunk): Handle updating of total_code_bytes. Improve + test to determine when an IA-relative branch can be used. Add various + long branch sequences. Avoid using an indirect branch on all ports + except SOM. + +2003-06-29 Ulrich Weigand <uweigand@de.ibm.com> + + * expr.c (clear_by_pieces): Fix prototype. + +2003-06-29 Andreas Jaeger <aj@suse.de> + + * cse.c: Convert prototypes to ISO C90. + * cselib.c: Likewise. + * cselib.h: Likewise. + * dbxout.c: Likewise. + * debug.c: Likewise. + * df.c: Likewise. + * df.h: Likewise. + * dojump.c: Likewise. + * doloop.c: Likewise. + * dominance.c: Likewise. + * dwarf2asm.c: Likewise. + * dwarf2out.c: Likewise. + * dwarf2out.h: Likewise. + * dwarfout.c: Likewise. + * except.c: Likewise. + * except.h: Likewise. + * emit-rtl.c: Likewise. + * et-forest.c: Likewise. + * et-forest.h: Likewise. + * except.c: Likewise. + * explow.c: Likewise. + * expmed.c: Likewise. + * expr.c: Likewise. + * expr.h: Likewise. + +2003-06-29 Kazu Hirata <kazu@cs.umass.edu> + + * alloc-pool.c: Fix comment formatting. + * bitmap.c: Likewise. + * bitmap.h: Likewise. + * bt-load.c: Likewise. + * builtins.c: Likewise. + * caller-save.c: Likewise. + * cfganal.c: Likewise. + * cfgrtl.c: Likewise. + * collect2.c: Likewise. + * cse.c: Likewise. + * df.c: Likewise. + * diagnostic.c: Likewise. + * dwarf2out.c: Likewise. + * dwarfout.c: Likewise. + * expmed.c: Likewise. + * final.c: Likewise. + * flags.h: Likewise. + * fold-const.c: Likewise. + * gcc.c: Likewise. + * gcov-io.h: Likewise. + * gcov.c: Likewise. + * genattrtab.c: Likewise. + * genautomata.c: Likewise. + * libgcov.c: Likewise. + * mips-tfile.c: Likewise. + * optabs.c: Likewise. + * prefix.c: Likewise. + * rtlanal.c: Likewise. + * stmt.c: Likewise. + * stor-layout.c: Likewise. + * toplev.c: Likewise. + * varasm.c: Likewise. + * vmsdbgout.c: Likewise. + +2003-06-29 Kazu Hirata <kazu@cs.umass.edu> + + * expr.c (emit_single_push_insn): If padding is needed + downward, adjust the stack pointer first, and then store the + data into the stack location using an offset. + +2003-06-29 Andreas Jaeger <aj@suse.de> + + * collect2.h: Convert prototypes to ISO C90. + * collect2.c: Likewise. + * conflict.c: Likewise. + * coverage.c: Likewise. + * convert.h: Likewise. + * convert.c: Likewise. + +2003-06-29 Nathan Sidwell <nathan@codesourcery.com> + + * c-decl.c (c_init_decl_processing): Use a location_t. Set input + filename to <internal>. + * tree.c (make_node): Just copy the current location. + +2003-06-29 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/11210 + * fold-const (decode_field_reference): Revert 2003-06-26 patch. + +2003-06-29 Neil Booth <neil@daikokuya.co.uk> + + * toplev.c (flag_dummy): Remove. + (f_options): Restore flag pointers. + +2003-06-29 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (processor_target_table): Add 970. + * config.gcc: Add 970. + +2003-06-29 Kazu Hirata <kazu@cs.umass.edu> + + * dwarf2out.c (add_AT_string): Replace ggc_alloc_string (X, + -1) with ggc_strdup. + * stmt.c (expand_asm_operands): Likewise. + * config/rs6000/rs6000.md (builtin_setjmp_receiver): Likewise. + +2003-06-28 Kazu Hirata <kazu@cs.umass.edu> + + * config/ip2k/ip2k.c (ip2k_reorg): Use INSN_P instead of its + definition. + +2003-06-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * opts.c: Include insn-attr.h. + * Makefile.in (opts.o): Depend on INSN_ATTR_H. + +2003-06-27 J"orn Rennecke <joern.rennecke@superh.com> + + * flow.c (propagate_one_insn): Use proper test for a register + being part of the return value. + +2003-06-28 Kazu Hirata <kazu@cs.umass.edu> + + * config/avr/avr.c: Fix a comment typo. + +2003-06-28 Kazu Hirata <kazu@cs.umass.edu> + + * config/avr/avr-protos.h: Replace avr_simplify_comparision_p + with avr_simplify_comparison_p. + * config/avr/avr.c: Likewise. + +2003-06-28 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c: Follow spelling conventions. + * cgraph.c: Likewise. + * cpplex.c: Likewise. + * config/arm/arm.c: Likewise. + * config/arm/iwmmxt.md: Likewise. + * config/c4x/c4x-modes.def: Likewise. + * config/c4x/c4x.c: Likewise. + * config/c4x/c4x.h: Likewise. + * config/c4x/c4x.md: Likewise. + * config/i386/i386-interix.h: Likewise. + * config/mips/mips.h: Likewise. + +2003-06-28 Neil Booth <neil@daikokuya.co.uk> + + * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Predicate + __mc68020__ on TARGET_68020. + +2003-06-28 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c: Fix a comment typo. + +2003-06-28 Nathan Sidwell <nathan@codesourcery.com> + + * c-parse.in (yylexstring): Use a location_t. + + * diagnostic.h (diagnostic_set_info): Replace file and lineno + parameters with a location_t. + * diagnostic.c (diagnostic_set_info): Replace file and lineno + parameters with a location_t. + (inform, warning, pedwarn, error, sorry, fatal_error, + internal_error, warning_with_decl, pedwarn_with_decl, + error_with_decl): Adjust. + * c-error.c (pedwarn_c99): Adjust. + * c-format.c (status_warning): Adjust. + * rtl-error.c (file_and_line_for_asm): Rename to ... + (location_for_asm): Return a location_t. + (diagnostic_for_asm): Adjust. + +2003-06-28 Neil Booth <neil@daikokuya.co.uk> + + * cpptrad.c (skip_macro_block_comment): New. + (copy_comment): Use it if appropriate. + +2003-06-28 Kazu Hirata <kazu@cs.umass.edu> + + * gcse.c (compute_ld_motion_mems): Use INSN_P instead of its + definition. + (store_killed_in_insn): Likewise. + * print-rtl.c (print_rtx): Likewise. + * config/frv/frv.c (frv_final_prescan_insn): Likewise. + * config/m68hc11/m68hc11.c (dead_register_here): Likewise. + (m68hc11_reassign_regs): Likewise. + (m68hc11_reorg): Likewise. + +2003-06-28 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * diagnostic.c (output_integer_with_precision): New macro. + (output_format): Use it. Handle more format specifiers. + (output_long_decimal): Remove. + (output_unsigned_decimal): Likewise. + (output_long_unsigned_decimal): Likewise. + (output_octal): Likewise. + (output_long_octal): Likewise. + (output_hexadecimal): Likewise. + (output_long_hexadecimal): Likewise. + (output_long_long_decimal): Likewise. + +2003-06-28 Andreas Schwab <schwab@suse.de> + + * config/ia64/ia64.md: Follow recent emit_note API change. + +2003-06-28 Nathan Sidwell <nathan@codesourcery.com> + + * c-parse.in (%union): Replace filename & lineno with location. + (save_filename, save_lineno): Remove. + (save_location): New. + (fndef, old_style_parm_decls_1, lineno_datadecl, lineno_decl, + nested_function, notype_nested_function, if_prefix, lineno_stmt, + lineno_label, label): Adjust. + +2003-06-28 Jakub Jelinek <jakub@redhat.com> + + * builtins.c (c_strlen): Add only_value argument. + Handle COND_EXPR and COMPOUND_EXPR. + (expand_builtin_strlen): Optimize also strlen (i++ ? "foo" : "bar"). + Adjust c_strlen callers. + (expand_builtin_strcpy, expand_builtin_strncpy, + expand_builtin_strcmp, expand_builtin_strncmp, + expand_builtin_fputs, expand_builtin_sprintf, + fold_builtin): Adjust c_strlen callers. + +2003-06-28 Josef Zlomek <zlomekj@suse.cz> + + * bb-reorder.c (find_traces_1_round): Do not send basic block + to next round when we are in the last round. + +2003-06-28 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Update. + * opts.c: Include tm_p.h. + (handle_options): Make static. + (decode_options): Copied from toplev.c. + * opts.h (decode_options): New. + * toplev.c (parse_options_and_default_flags): Move most to opts.c, + some to... + (general_init): ...here. + (toplev_main): Use decode_options instead. + * toplev.h (save_argc, save_argv): New. + +2003-06-28 Kazu Hirata <kazu@cs.umass.edu> + + * explow.c (find_next_ref): Remove. + * rtl.h: Remove the prototype for find_next_ref. + +2003-06-27 Roger Sayle <roger@eyesopen.com> + + * config/alpha/alpha.md (anonymous define_split): Adjust emit_note + call to match recent API change. + +2003-06-27 Zack Weinberg <zack@codesourcery.com> + + * dbxout.c (flag_debug_only_used_symbols): Delete redundant + declaration. + + * c-format.c (check_format_string, get_constant) + * cfgrtl.c (rtl_split_edge): + Mark the definition static, matching the forward declaration. + +2003-06-27 Gunther Nikl <gni@gecko.de> + + * unwind-c.c (PERSONALITY_FUNCTION): Delete duplicate define. + + PR target/11014 + * config/m68k/m68k.c (m68k_output_mi_thunk): Use correct assembly + syntax for MIT / MOTOROLA. + + PR other/10240 + * configure.in: Removed $(XCFLAGS) from BUILD_CFLAGS for build != host. + * configure: Rebuilt. + +2003-06-27 Chris Demetriou <cgd@broadcom.com> + + * config/mips/mips.c (mips_build_va_list): Make padding in + va_list structure explicit to avoid -Wpadded warnings. + +2003-06-27 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.h (SECONDARY_OUTPUT_RELOAD_CLASS): Define. + * config/s390/s390.c (s390_secondary_output_reload_class): New function. + * config/s390/s390-protos.h (s390_secondary_output_reload_class): + Declare it. + * config/s390/s390.md ("reload_outti", "reload_outdi", + "reload_outdf"): New expanders. + + * config/s390/s390.md ("movti" + splitters): Handle non-offsettable + memory operands as source. + ("movdi" + splitters): Likewise. + ("movdf" + splitters): Likewise. + * config/s390/s390.c (s390_split_ok_p): New function. + * config/s390/s390-protos.h (s390_split_ok_p): Declare it. + +2003-06-27 Kazu Hirata <kazu@cs.umass.edu> + + * combine.c (force_to_mode): Replace the equality comparison + of INTVALs with a pointer equality comparison. + (simplify_comparison): Likewise. + +2003-06-27 Kazu Hirata <kazu@cs.umass.edu> + + * jump.c (rtx_renumbered_equal_p): Replace an expression that + is known to be 0 with 0. + +2003-06-27 Kazu Hirata <kazu@cs.umass.edu> + + * gcse.c (expr_equiv_p): Replace expressions that are known to + be 0 with 0. + +2003-06-27 Kazu Hirata <kazu@cs.umass.edu> + + * cse.c (fold_rtx): Replace the equality comparison of INTVALs + with a pointer equality comparison. + +2003-06-27 Kazu Hirata <kazu@cs.umass.edu> + + * rtlanal.c (reg_mentioned_p): Return 0 earlier if REG and IN + are known to be not equivalent. + +2003-06-27 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (function_arg): Don't pass small aggregates + in floating point registers. Validate that we don't receive complex + values here. Use #elif. + (return_in_memory, function_value): New. + (alpha_va_arg): Handle complex values as two arguments. + * config/alpha/alpha.h (RETURN_IN_MEMORY): Use return_in_memory. + (FUNCTION_VALUE, LIBCALL_VALUE): Use function_value. + (SPLIT_COMPLEX_ARGS): New. + * config/alpha/alpha-protos.h: Update. + +2003-06-27 Ulrich Weigand <uweigand@de.ibm.com> + + * ggc-page.c (inverse_table): Change type of mult to size_t. + (compute_inverse): Compute inverse using size_t, not unsigned int. + Compute inverse also for sizes larger than half a machine page. + +Fri Jun 27 18:36:12 CEST 2003 Jan Hubicka <jh@suse.cz> + + * toplev.c (rest_of_decl_compilation): Only varpoolize argument + when called before cgraph_optimize. + +2003-06-27 Zack Weinberg <zack@codesourcery.com> + + * config/darwin.h, config/elfos.h, config/i960/i960-coff.h + * config/m68k/coff.h: ASM_FILE_START_FILE_DIRECTIVE should + be TARGET_ASM_FILE_START_FILE_DIRECTIVE. + +Fri Jun 27 17:41:16 CEST 2003 Jan Hubicka <jh@suse.cz> + + * cgraph.c (cgraph_node, cgraph_varpool_node): Avoid re-initializing + of known_decls. + +2003-06-27 Hans-Peter Nilsson <hp@axis.com> + + * defaults.h (REGISTER_MOVE_COST): Define default here. + * regclass.c: Don't define default REGISTER_MOVE_COST here. + * reload.c, reload1.c: Ditto. + +2003-06-27 Richard Earnshaw <rearnsha@arm.com> + + * flags.h: Really install previous change. + +2003-06-27 Nathan Sidwell <nathan@codesourcery.com> + + * rtl.h (emit_note): Remove FILE parameter. + * emit-rtl.c (emit_line_note): Adjust emit_note call. + (emit_note): Remove FILE parameter. Adjust. + * builtins.c (expand_builtin_expect): Adjust emit_note call. + * c-semantics.c (genrtl_scope_stmt): Likewise. + (expand_stmt): Likewise. + * cfglayout.c (reemit_insn_block_notes): Likewise. + (duplicate_insn_chain): Likewise. + * except.c (expand_eh_region_start, expand_eh_region_end, + sjlj_emit_function_enter): Likewise. + * explow.c (probe_stack_range): Likewise. + * expr.c (emit_block_move_via_loop): Likewise. + * function.c (init_function_start, expand_function_start, + expand_function_end, thread_prologue_and_epilogue_insns): Likewise. + * integrate.c (expand_inline_function, copy_insn_list): Likewise. + * reg-stack.c (compensate_edge): Likewise. + * reload1.c (reload): Likewise. + * rtlanal.c (hoist_insn_to_edge): Likewise. + * stmt.c (expand_fixup, expand_start_loop, expand_start_null_loop, + expand_loop_continue_here, expand_end_loop, expand_continue_loop, + expand_exit_loop_top_cond, expand_value_return, + expand_start_bindings_and_block, expand_end_bindings, + expand_decl_cleanup, expand_start_case): Likewise. + * unroll.c (copy_loop_body + * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise. + * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise. + * config/rs6000/rs6000.c (rs6000_emit_eh_toc_restore, + rs6000_emit_allocate_stack, rs6000_output_function_prologue, + rs6000_output_function_epilogue, rs6000_output_mi_thunk): Likewise. + * config/sh/sh.c (sh_output_mi_thunk): Likewise. + * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise. + +2003-06-27 Nathan Sidwell <nathan@codesourcery.com> + + * c-tree.h (grokfield): Remove unused filename and line parameters. + * c-decl.c (grokfield): Remove unused filename and line parameters. + * c-parse.in (component_decl): Adjust field grokking rules, adjust + grokfield calls. + (component_declarator): Likewise. + (component_notype_declarator): Likewise. + * objc/objc-act.c (build_module_descriptor): Adjust grokfield + calls. + (build_protocol_template, build_method_prototype_list_template, + build_method_prototype_template, build_category_template, + build_selector_template, build_class_template, + build_super_template, build_ivar_template, + build_ivar_list_template, build_method_list_template, + build_method_template, add_instance_variable): Likewise. + +2003-06-27 Kazu Hirata <kazu@cs.umass.edu> + + * stmt.c (do_jump_if_equal): Return 0 earlier if OP1 and + OP2 are known to be not equivalent. + +2003-06-26 Devang Patel <dpatel@apple.com> + + * final.c (debug_flush_symbol_queue): New function. + (debug_queue_symbol): New function. + (debug_free_queue): New function. + (debug_nesting): New variable. + (symbol_queue): New variable. + (symbol_queue_index): Same. + (symbol_queue_size): Same. + * debug.h (debug_flush_symbol_queue): New. + (debug_queue_symbol): New. + (debug_free_queue): New. + (debug_nesting): New. + (symbol_queue_index): New. + * dbxout.c (DBXOUT_DECR_NESTING): New macro. + (DBXOUT_DECR_NESTING_AND_RETURN): New macro. + (dbxout_init): Delay symbol output. + (dbxout_global_decl): Save, set and reset TREE_USED bit around + dbxout_symbol() call. + (dbxout_begin_function): Same. + (dbxout_finish): Free symbol queue. + (dbxout_type): Put appropriate symbols in queue. + (dbxout_symbol): Put info for symbol's type in queue. + Decrement/Increment nesting counts flush symbol queue appropriately. + (dbxout_parms): Increment dbxout nesting. + (dbxout_reg_parms): Same. + * flags.h (flag_debug_only_used_symbols): New. + * toplev.c (flag_debug_only_used_symbols): New variable. + (lang_independent_options): Add entries for new option + -feliminate-unused-debug-symbols. + * common.opt: Add entry for -feliminate-unused-debug-symbols. + * opts.c (common_handle_options): Same. + * config/rs6000/darwin.h (CC1_SPEC): Interpret -gused as + -feliminate-unused-debug-symbols. + * doc/invoke.texi (Debugging Options): Document + -feliminate-unused-debug-symbols. + +2003-06-26 Roger Sayle <roger@eyesopen.com> + Jakub Jelinek <jakub@redhat.com> + + * builtins.c (expand_builtin_sprintf): Use c_getstr and strlen to + obtain the format string instead of using TREE_STRING_POINTER and + TREE_STRING_LENGTH. Only optimize sprintf(dst,"%s",src) when the + return value is unused or the length of src is a known constant. + +2003-06-26 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.h (REGISTER_NAMES): R0 is really AP. + +2003-06-26 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_expand_call): Don't add ar.pfs for sibcalls. + (ia64_split_call): Only load descriptor for GP register inputs. + (ia64_expand_epilogue): Check current_frame_info.mask not + current_function_is_leaf to restore ar.pfs. + +2003-06-26 Richard Henderson <rth@redhat.com> + + * emit-rtl.c (try_split): Append to new CALL_INSN_FUNCTION_USAGE + instead of replacing it. + +2003-06-26 Richard Henderson <rth@redhat.com> + + * flow.c (propagate_one_insn): Kill function return value + registers across tail calls. + + * flow.c (propagate_one_insn): Preserve live-at-end registers + across tail calls. + +2003-06-26 J"orn Rennecke <joern.rennecke@superh.com> + + * reload.c (can_reload_into): New function. + (push_reload): Use it. + +2003-06-26 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (compute_a_rotate_length): Fix the + references to the amount of a rotation. + +2003-06-26 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/sh/coff.h: Don't include dbxcoff.h. + * config.gcc: List it here. + +2003-06-26 Kazu Hirata <kazu@cs.umass.edu> + + * postreload.c (reload_cse_simplify_set): Call cselib_lookup + earlier. Don't check if SRC is a constant. + +2003-06-26 Kazu Hirata <kazu@cs.umass.edu> + + * Makefile.in (OBJS): Add postreload.o. + Remove cselib.h from the dependency list for reload1.o. + Add a dependency list for postreload.o. + * reload.h: Change the comment for the prototype of + reload_cse_regs. + * reload1.c: Don't include cselib.h. + (reload_cse_regs): Move to postreload.c + (reload_cse_regs_1): Likewise. + (reload_cse_noop_set_p): Likewise. + (reload_cse_simplify_set): Likewise. + (reload_cse_simplify_operands): Likewise. + (RELOAD_COMBINE_MAX_USES): Likewise. + (reload_combine_ruid): Likewise. + (LABEL_LIVE): Likewise. + (reload_combine): Likewise. + (reload_combine_note_use): Likewise. + (reload_combine_note_store): Likewise. + (reg_set_luid): Likewise. + (reg_offset): Likewise. + (reg_base_reg): Likewise. + (reg_mode): Likewise. + (move2add_luid): Likewise. + (move2add_last_label_luid): Likewise. + (MODES_OK_FOR_MOVE2ADD): Likewise. + (reload_cse_move2add): Likewise. + (move2add_note_store): Likewise. + (reload_cse_simplify): Likewise. + * postreload.c: New. + +2003-06-26 Kazu Hirata <kazu@cs.umass.edu> + + * config/avr/avr.c (final_prescan_insn): Remove support for + -mrtl. + * config/avr/avr.h (MASK_RTL_DUMP): Remove. + (TARGET_RTL_DUMP): Likewise. + (TARGET_SWITCHES): Remove -mrtl. + +2003-06-26 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Change emit_a_rotate to + output_a_rotate. Add a prototype for compute_a_rotate_length. + * config/h8300/h8300.c (emit_a_rotate): Change to + output_a_rotate. + (compute_a_rotate_length): New. + (h8300_adjust_insn_length): Remove. + * config/h8300/h8300.h (ADJUST_INSN_LENGTH): Remove. + * config/h8300/h8300.md (adjust_length): Remove. + (*rotlqi3_1): Use output_a_rotate and compute_a_rotate_length. + (*rotlhi3_1): Likewise. + (*rotlsi3_1): Likewise. + +2003-06-26 Roger Sayle <roger@eyesopen.com> + Richard Henderson <rth@redhat.com> + + * builtins.c (expand_builtin_mathfn): Always stabilize the argument + list against re-evaluation. If expand_unop fails, call expand_call + with the stabilized argument list rather than return NULL_RTX. + (expand_builtin_mathfn2): Likewise, always stabilize the argument + list, and call expand_call ourselves if expand_binop fails. + +2003-06-26 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/11210 + * fold-const (decode_field_reference): Strip only NOPs that + don't affect the sign. + +2003-06-26 Dhananjay Deshpande <dhananjayd@kpitcummins.com> + + * gcc/config/sh/sh.md (push_fpscr): Enable for TARGET_SH2E. + (pop_fpscr, fpu_switch): Likewise. + +2003-06-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * value-prof.c: New. + * value-prof.h: New. + * Makefile.in (value-prof.o): New. + (LIBGCOV): Add _gcov_merge_single and _gcov_merge_delta + (profile.o): Add value-prof.h and tree.h dependency. + * flags.h (flag_profile_values): Declare. + * gcov-io.h (GCOV_COUNTERS, GCOV_COUNTER_NAMES, GCOV_MERGE_FUNCTIONS): + Add new counters. + (GCOV_COUNTER_V_INTERVAL, GCOV_COUNTER_V_POW2, GCOV_COUNTER_V_SINGLE, + GCOV_COUNTER_V_DELTA): New counter sections. + (__gcov_merge_single, __gcov_merge_delta): Declare. + * flow.c (mark_used_regs): Set subregs_of_mode only when the + structure is initialized. + * libgcov.c (__gcov_merge_single, __gcov_merge_delta): New functions. + * profile.c: Include value-prof.h and tree.h. + (gen_interval_profiler, gen_pow2_profiler, gen_one_value_profiler, + gen_const_delta_profiler, instrument_values): New static functions. + (get_exec_counts): Fix comment. + (branch_prob): Invoke instrument_values. + * toplev.c (flag_profile_values): New flag. + * doc/invoke.texi (-fprofile-values): Document. + +2003-06-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * Makefile.in (cfgrtl.o): Add expr.h dependency. + * cfgrtl.c: Include expr.h. + (mark_killed_regs, safe_insert_insn_on_edge): New + functions. + * config/i386/i386.h (AVOID_CCMODE_COPIES): Define. + * basic-block.h (safe_insert_insn_on_edge): Declare. + +2003-06-26 Neil Booth <neil@daikokuya.co.uk> + + * c-opts.c (missing_arg): Make non-static. + (c_common_handle_option): Don't check for missing arguments. + * opts.c (handle_option): Check for missing arguments. + +2003-06-26 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/power4.md (power4-veccomplex): Correct latency. + +2003-06-25 Loren James Rittle <ljrittle@acm.org> + + * configure.in (ld_vers): Portability [sed]. + * configure: Regenerate with autoconf213. + +2003-06-25 H.J. Lu <hongjiu.lu@intel.com> + + * doc/extend.texi: Document new builtin functions for Intel + Prescott New Intrunctions. + + * doc/invoke.texi: Document new command-line options, -mpni and + -mno-pni, for Intel Prescott New Intrunctions. + + * config.gcc (extra_headers): Add pmmintrin.h for i[34567]86-*-*. + + * config/i386/i386.c (override_options): Turn on MASK_SSE2 + for -mpni. Turn on MASK_SSE for -msse2. + (bdesc_2arg): Add PNI builtins with 2 args. + (bdesc_1arg): Add PNI builtins with 1 arg. + (ix86_init_mmx_sse_builtins): Handle PNI builtins. + (ix86_expand_builtin): Likewise. + + * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, + MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT, + MASK_TLS_DIRECT_SEG_REFS): Renumbered. + (TARGET_PNI): New. + (TARGET_SWITCHES): Don't enable MASK_SSE for -msse2 here. Add + -mpni and -mno-pni. + (TARGET_CPU_CPP_BUILTINS): Defined __PNI__ for PNI. + (ix86_builtins): Add PNI builtins. + (config/i386/i386.md): Add PNI patterns. + + * config/i386/pmmintrin.h: New file. + +2003-06-25 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (call): Fix the insn lengths. + (call_value): Likewise. + +Thu Jun 26 00:13:35 CEST 2003 Jan Hubicka <jh@suse.cz> + + * c-common.c (handle_used_attribute): Use mark_referenced. + * varasm.c (mark_referenced): Break out from ... + (assemble_name): ... here. + * tree.h (mark_referenced): Declare. + +2003-06-25 Wolfgang Bangerth <bangerth@dealii.org> + + * gccbug.in: Add PCH to list of categories. + +2003-06-25 Martin Schaffner <schaffner@gmx.li> + + * cppfiles.c: Clarify comments. + * cpphash.h: Likewise. + * cpplib.h: Likewise. + * cppmacro.c: Likewise. + * mkdeps.h: Likewise. + +2003-06-25 Neil Booth <neil@daikokuya.co.uk> + + * c-opts.c (complain_wrong_lang, write_langs): Remove. + (c_common_handle_option): Complaints about wrong language are + handled in opts.c now. + * opts.c (complain_wrong_lang, write_langs, handle_options): New. + (find_opt): Fix thinko. + (handle_option): Update prototype. Complain about switches for + a different front end. + * opts.h (lang_names, handle_options): New. + (handle_option): Remove. + * opts.sh: Write out language names array. + * toplev.c (parse_options_and_default_flags): Use handle_options. + +2003-06-25 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (MASK_SSE1): Removed. + (MASK_SSE164): Removed. + (MASK_SSE264): Removed. + (bdesc_2arg): Replace MASK_SSE1 with MASK_SSE. Replace + MASK_SSE164 with MASK_SSE | MASK_64BIT. Replace MASK_SSE264 + with MASK_SSE2 | MASK_64BIT. + (bdesc_1arg): Likewise. + (ix86_init_mmx_sse_builtins): Likewise. + + * config/i386/i386.h (TARGET_SSE): Remove MASK_SSE2. + (TARGET_SWITCHES): Enable both MASK_SSE and MASK_SSE2 for + -msse2. + +2003-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * hwint.h (HOST_WIDE_INT_PRINT, HOST_WIDE_INT_PRINT_C): New macros. + (HOST_WIDE_INT_PRINT_DEC_SPACE, + HOST_WIDE_INT_PRINT_UNSIGNED_SPACE, + HOST_WIDEST_INT_PRINT_DEC_SPACE, + HOST_WIDEST_INT_PRINT_UNSIGNED_SPACE): Delete. + (HOST_WIDE_INT_PRINT_DEC, HOST_WIDE_INT_PRINT_DEC_C, + HOST_WIDE_INT_PRINT_UNSIGNED, HOST_WIDE_INT_PRINT_HEX): Define in + terms of HOST_WIDE_INT_PRINT and possibly HOST_WIDE_INT_PRINT_C. + + * final.c (asm_fprintf): Use HOST_WIDE_INT_PRINT. + * ra-debug.c (dump_static_insn_cost): Likewise. + +2003-06-26 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.h (BIGGEST_FIELD_ALIGNMENT): Define instead + of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS. + Replace occurances of '???' with 'XXX' incase they are + mistaken for trigraphs. + (THUMB_PRINT_OPERAND_ADDRESS): abort if a compound address + does not have a register for the first operand. + +2003-06-25 Dhananjay Deshpande <dhananjayd@kpitcummins.com> + + * config/sh/sh.c (sh_register_move_cost): + Add case for moving between MAC_REGS. + +2003-06-25 Zack Weinberg <zack@codesourcery.com> + + PR 10178 + * langhooks.h (struct lang_hooks): Add no_body_blocks bool. + * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): New; default false. + * c-lang.c, objc/objc-lang.c: Override LANG_HOOKS_NO_BODY_BLOCKS + to true. + * stmt.c (is_body_block): If lang_hooks.no_body_blocks, always + return 0. + +2003-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (bt-load.o): Depend on $(TM_P_H). + * bt-load.c: Include "tm_p.h". + +2003-06-25 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (compute_mov_length): Adjust for the + new optimization. + * config/h8300/h8300.md (*movsi_h8300): Optimize the load of + an SImode constant whose upper and lower are the same. + +Wed Jun 25 11:31:59 CEST 2003 Jan Hubicka <jh@suse.cz> + + * varasm.c (assemble_name): Mark needed variables even when + global info is ready. + +2003-06-24 Jerry Quinn <jlquinn@optonline.net> + + PR other/11280 + * gcc/doc/invoke.texi (Optimization Options): Remove -Os from + -freorder-functions description. + +2003-06-25 Josef Zlomek <zlomekj@suse.cz> + + * dwarf2out.c (gen_field_die): Return if type of decl is error mark. + +2003-06-25 Neil Booth <neil@daikokuya.co.uk> + + * opts.c (common_handle_option): Add missing break;s. + +2003-06-24 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Add a prototype for + compute_mov_length. + * config/h8300/h8300.c (compute_mov_length): New. + * config/h8300/h8300.md (*movqi_h8300): Use it. + (*movqi_h8300hs): Likewise. + (movstrictqi): Likewise. + (*movhi_h8300): Likewise. + (*movhi_h8300hs): Likewise. + (movstricthi): Likewise. + (*movsi_h8300): Likewise. + (*movsf_h8300): Likewise. + (*movsi_h8300hs): Likewise. + (*movsf_h8300hs): Likewise. + +2003-06-24 Kazu Hirata <kazu@cs.umass.edu> + + * jump.c (next_nondeleted_insn): Remove. + * rtl.h: Remove the prototype for next_nondeleted_insn. + +2003-06-24 Roger Sayle <roger@eyesopen.com> + + PR optimization/11311 + * builtins.c (powi_cost): Fix typo. The number of multiplications + required is the number to reduce the argument, result, plus the + cost of calculating the residual, val [not n, the original value]. + +2003-06-24 Roger Sayle <roger@eyesopen.com> + + * config/alpha/osf5.h (TARGET_C99_FUNCTIONS): Define. + +2003-06-24 Richard Henderson <rth@redhat.com> + (blame to: Loren James Rittle <ljrittle@acm.org>) + + * real.h (ieee_extended_intel_96_round_53_format): New. + * real.c (ieee_extended_intel_96_round_53_format): New. + * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Use it + for XFmode and TFmode. + +2003-06-24 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (4 anonymous patterns): Give internal + names. + (movsi_h8300): Change the name to *movsi_h8300. + (movsi_h8300hs): Change the name to *movsi_h8300hs. + (movsf_h8300): Change the name to *movsf_h8300. + (movsf_h8300hs): Change the name to *movsf_h8300hs. + +2003-06-24 Jakub Jelinek <jakub@redhat.com> + + * builtins.c (expand_builtin_strcpy): Don't evaluate side-effects in + src twice. + +2003-06-24 J"orn Rennecke <joern.rennecke@superh.com> + + Back out these patches: + 2003-06-02 J"orn Rennecke <joern.rennecke@superh.com> + * sh.h (OLD_ARG_MODE): New macro. + (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_PASS_BY_REFERENCE): Use it. + (FUNCTION_ARG_1): Break out of: + (FUNCTION_ARG). Use OLD_ARG_MODE. + 2003-06-06 J"orn Rennecke <joern.rennecke@superh.com> + * sh.h (FUNCTION_ARG_1): Consistently use NEW_MODE for the mode + of the generated register. + + * sh.h (FUNCTION_ARG_SCmode_WART): Define. + (FUNCTION_ARG): Unless FUNCTION_ARG_SCmode_WART is defined and + an even number of floating point regs are in use, use the same + sequence of argument passing registers for SCmode as would be + used for two SFmode values. + * sh.c (sh_va_arg): If FUNCTION_ARG_SCmode_WART is defined, + swap real / imaginary parts in incoming SCmode values passed + in registers. + +2003-06-24 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> + + PR target/11260 + * config/alpha/alpha.md (sqrtdf2): Fix operand substitution. + +Tue Jun 24 18:49:33 CEST 2003 Jan Hubicka <jh@suse.cz> + + * Makefile.in (cgraph.o): Depend on output.h, not depend on + tree-inline.h + * cgraph.c: Do not include tree-inline.h; include output.h + (known_fns): Rename to ... + (known_decls): ... this one; update all uses. + (cgraph_varpool_hash): New static variable. + (cgraph_varpool_n_nodes, cgraph_varpool_nodes_queue): New global + variables. + (cgraph_varpool_hash_node, eq_cgraph_varpool_node, cgraph_varpool_node, + cgraph_varpool_node_for_identifier, cgraph_varpool_mark_needed_node, + cgraph_varpool_finalize_decl, cgraph_varpool_assemble_pending_decls): + New functions. + * cgraph.h (cgraph_varpool_node): New structure. + (cgraph_varpool_n_nodes, cgraph_varpool_nodes_queue): Declare. + (cgraph_varpool_node, cgraph_varpool_node_for_identifier, + cgraph_varpool_finalize_decl, cgraph_varpool_mark_needed_node, + cgraph_varpool_asemble_pending_decls): Declare. + * cgraphunit.c (record_call_1): Notice variable references. + (cgraph_finalize_compilation_unit): Assemble pending variables. + * toplev.c (wrapup_global_declarations): Use varpool. + (compile_file): Assemble pending declarations. + (rest_of_decl_compilation): Use varpool in unit-at-a-time mode. + * varasm.c (assemble_name): Notice varpool references. + +Tue Jun 24 13:52:11 CEST 2003 Jan Hubicka <jh@suse.cz> + + * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): New macro. + * langhooks.h (lang_hooks_for_decls): Add prepare_assemble_variable. + * varasm.c (assemble_variable): Call prepare_assemble_variable. + +2003-06-23 Roger Sayle <roger@eyesopen.com> + + * builtins.c (expand_builtin): Use expand_builtin_pow to expand + calls for pow, powf, powl and their __builtin_ variants. + (expand_builtin_pow): If the second argument is a constant + integer and compiling with -ffast-math, use expand_powi to + generate RTL if powi_cost is less than POWI_MAX_MULTS. + (powi_cost): New function to return the number of multiplications + necessary to evaluate an Nth power, for integer constant N. + (expand_powi): New function to expand the RTL for evaluating + the Nth power of a floating point value, for integer constant N. + + * doc/tm.texi (POWI_MAX_MULTS): Document new target macro. + +Mon Jun 23 23:07:35 CEST 2003 Jan Hubicka <jh@suse.cz> + + * cgraph.c (cgraph_nodes_queue): Declare. + (eq_node): Take identifier as p2. + (cgraph_node): Update htab_find_slot_with_hash call. + (cgraph_node_for_identifier): New. + (cgraph_mark_needed_node): Move here from cgraphunit.c. + * cgraph.h (cgraph_nodes_queue): Declare. + (cgraph_node_for_identifier): Declare. + * cgraphunit.c (cgraph_finalize_function): Collect entry points here + instead of in cgraph_finalize_compilation_unit; constructors and + destructors are entry points. + (cgraph_finalize_compilation_unit): Reorganize debug outout; + examine nested functions after lowerng; call collect_functions hook. + (cgraph_mark_local_functions): DECL_COMDAT functions are not local. + (cgraph_finalize_compilation_unit): Do not collect entry points. + * varasm.c: Include cgraph.h + (assemble_name): Mark referenced identifier as needed. + + * cgraphunit.c (record_call_1): Use get_callee_fndecl. + +2003-06-23 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.c (x86_output_mi_thunk): Don't pass MEM to %P0, + just SYMBOL_REF. + * config/s390/s390.c (s390_output_mi_thunk): Avoid .plt in -m31 + mode, as it requires pic register loaded. + + * varasm.c (resolve_unique_section): Remove prototype. No longer + static. + * tree.h (resolve_unique_section): New prototype. + +2003-06-23 Andreas Schwab <schwab@suse.de> + + PR debug/9905 + * dwarf2out.c (loc_descriptor_from_tree): Handle MODIFY_EXPR by + recursing through first argument. + +2003-06-23 Kazu Hirata <kazu@cs.umass.edu> + + * ChangeLog.1: Fix a typo. + * cfgrtl.c: Fix comment typos. + * dwarf2out.c: Likewise. + * expmed.c: Likewise. + * genrecog.c: Likewise. + * jump.c: Likewise. + * rtlanal.c: Likewise. + * ssa-dce.c: Likewise. + * toplev.c: Likewise. + +2003-06-23 Kazu Hirata <kazu@cs.umass.edu> + + * doc/extend.texi: Fix typos. + * doc/md.texi: Likewise. + * doc/tm.texi: Likewise. + +2003-06-23 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h: Fix comment formatting. + * bt-load.c: Likewise. + * builtins.c: Likewise. + * c-common.c: Likewise. + * c-common.h: Likewise. + * c-format.c: Likewise. + * coverage.c: Likewise. + * cpplib.h: Likewise. + * cpppch.c: Likewise. + * dbxout.c: Likewise. + * diagnostic.c: Likewise. + * dwarf2out.c: Likewise. + * expr.c: Likewise. + * fold-const.c: Likewise. + * function.c: Likewise. + * gcc.c: Likewise. + * gcov-io.c: Likewise. + * gcov-io.h: Likewise. + * gcov.c: Likewise. + * profile.c: Likewise. + * real.h: Likewise. + * sched-deps.c: Likewise. + +2003-06-23 Roger Sayle <roger@eyesopen.com> + Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Add a note on testing and + remove duplicates from testers list. + +2003-06-23 Nick Clifton <nickc@redhat.com> + + * read-rtl.c (read_braced_string): Check for EOF. If + encountered issue an error message. + +2003-06-23 Kazu Hirata <kazu@cs.umass.edu> + + * doc/invoke.texi: Document dump options, dT and dW. + +2003-06-23 Kazu Hirata <kazu@cs.umass.edu> + + * genrecog.c (pred_table): Remove the entry for + mode_independent_operand. + * recog.c (next_insns_test_no_inequality): Remove. + (mode_independent_operand): Likewise. + * recog.h: Remove the prototype for mode_independent_operand. + +2003-06-22 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (output_simode_bld): Use rotxl.l to + store into bit 0. + * config/h8300/h8300.md (*extzv_1_r_h8300hs): Change cc of the + second alternative to set_znv. + (*extzv_1_r_inv_h8300hs): Likewise. + +2003-06-23 Hans-Peter Nilsson <hp@bitrange.com> + + * configure.in (in_tree_gas): Find out here whether GAS is ELF, + set in_tree_gas_is_elf accordingly. + (in_tree_ld): Find out whether LD emulation is ELF, set + in_tree_ld_is_elf accordingly. + (gcc_cv_as_subsections, gcc_cv_as_hidden, gcc_cv_as_leb128) + (gcc_cv_as_eh_frame, gcc_cv_as_shf_merge) + (gcc_cv_as_dwarf2_debug_line, gcc_cv_as_gdwarf2_flag) + (gcc_cv_as_gstabs_flag): Use $in_tree_gas_is_elf instead of + grepping gas/Makefile. + (gcc_cv_ld_ro_rw_mix, gcc_cv_ld_eh_frame_hdr, gcc_cv_ld_pie): Use + $in_tree_ld_is_elf instead of grepping ld/Makefile. + * configure: Regenerate. + +2003-06-22 Roger Sayle <roger@eyesopen.com> + + * builtins.c (expand_builtin_mathfn_2): Use tree_cons to build + up the stabilized argument list, not build_tree_list. + (expand_builtin_strcpy): Construct new argument list manually + instead of using chainon to modify the original argument list. + (expand_builtin_stpcpy): Construct new argument list manually + instead of using copy_list and chainon. + (expand_builtin_sprintf): New function. Optimize calls to + sprintf when the format is "%s" or doesn't contain a '%'. + (expand_builtin): Expand BUILT_IN_SPRINTF using the new function + expand_builtin_sprintf. + +2003-06-22 Andreas Schwab <schwab@suse.de> + + * function.c (set_insn_locators): Mark as unused. + +2003-06-22 Neil Booth <neil@daikokuya.co.uk> + + * common.opt: Add -finline-limit. + * opts.c (common_handle_options): Handle it. + * opts.sh: Temporary kludge for -finline-limit. + * toplev.c (decode_f_option, independent_decode_option): Die. + (parse_options_and_default_flags): No independent_decode_option. + +2003-06-22 Andreas Jaeger <aj@suse.de> + + * calls.c (emit_call_1): Readd lost ATTRIBUTE_UNUSED. + +2003-06-22 Kazu Hirata <kazu@cs.umass.edu> + + * doc/invoke.texi: Document dumps, .btl, .cfg, and .bypass. + +2003-06-22 Andreas Schwab <schwab@suse.de> + + * doc/invoke.texi: Remove leading `-' from options in index. + +2003-06-22 Kazu Hirata <kazu@cs.umass.edu> + + * bt-load.c: Follow spelling conventions. + +2003-06-22 Kazu Hirata <kazu@cs.umass.edu> + + * expr.c (emit_move_insn_1): Fix a comment typo. + +2003-06-22 Kazu Hirata <kazu@cs.umass.edu> + + * doc/invoke.texi: Alphabetize dump options. + +2003-06-22 Kazu Hirata <kazu@cs.umass.edu> + + * doc/invoke.texi: Remove a duplicate -dk. + +2003-06-22 Kazu Hirata <kazu@cs.umass.edu> + + * doc/invoke.texi: Update dump file names. + +2003-06-22 Zack Weinberg <zack@codesourcery.com> + + * config/i370/i370.c, config/i370/i370.h: Use HOST_CHARSET_ASCII + and HOST_CHARSET_EBCDIC, not HC_ASCII and HC_EBCDIC. + +2003-06-22 Kazu Hirata <kazu@cs.umass.edu> + + * doc/rtl.texi: Fix the @findex for pre_modify. + +2003-06-22 Andreas Jaeger <aj@suse.de> + + * caller-save.c: Convert to ISO C90. + * calls.c: Likewise. + * cfg.c: Likewise. + * cfganal.c: Likewise. + * cfgbuild.c: Likewise. + * cfgcleanup.c: Likewise. + * cfghooks.c: Likewise. + * cfglayout.c: Likewise. + * cfglayout.h: Likewise. + * cfgloop.c: Likewise. + * cfgloop.h: Likewise. + * cfgloopanal.c: Likewise. + * cfgloopmainip.c: Likewise. + * cfgrtl.c: Likewise. + +2003-06-22 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (BIGGEST_ALIGNMENT): Use TARGET_REALLY_IWMMXT for selecting + 64-bit alignment. + +2003-06-22 Richard Earnshaw <rearnsha@arm.com> + + * arm.md (all call_value patterns): Remove register constraints on + value operand. + +2003-06-22 Neil Booth <neil@daikokuya.co.uk> + + * common.opt: More -f switches. + * opts.c (common_handle_options): Handle them. + * toplev.c (time_report): Make extern. + (f_options): USe flag_dummy. + (decode_f_option): No need to use f_options now. + * toplev.h (flag_cprop_registers, flag_ssa, flag_ssa_ccp, + flag_ssa_dce, time_report, flag_new_regalloc): Make extern. + +2003-06-22 Andreas Jaeger <aj@suse.de> + + * c-lex.c: Convert to ISO C90. + * c-objc-common.c: Likewise. + * c-opts.c: Likewise. + * c-pch.c: Likewise. + * c-ppoutput.c: Likewise. + * c-pragma.h: Likewise. + * c-pretty-print.c: Likewise. + * c-pretty-print.h: Likewise. + * c-semantics.c: Likewise. + * c-tree.h: Likewise. + * c-typeck.c: Likewise. + + * c-lang.c: Convert to ISO C90. + +2003-06-22 Neil Booth <neil@daikokuya.co.uk> + + * opts.c (find_opt): Fix to always guarantee a find of a + switch with joined parameter. + * opts.h (struct cl_option): New member back_chain. + * opts.sh: Update to calculate and add back_chain member. + +2003-06-22 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * diagnostic.h (output_host_wide_integer): Declare. + * diagnostic.c (output_long_long_decicaml): New function. + (output_host_wide_integer): Likewise. + (output_format): Use them. Handle "%ll" and "%w". + +2003-06-21 Jason Thorpe <thorpej@wasabisystems.com> + + * config.gcc (*-*-netbsd*): Add t-libgcc-pic to tmake_file. + +2003-06-21 Zack Weinberg <zack@codesourcery.com> + + * aclocal.m4 (gcc_AC_C_CHARSET): Delete. + * configure.in: Don't use gcc_AC_C_CHARSET. + * configure, config.in: Regenerate. + * config/i370/i370.c, config/i370/i370.h: Use + (HOST_CHARSET == HC_EBCDIC) or (HOST_CHARSET == HC_ASCII) + instead of HOST_EBCDIC or !HOST_EBCDIC. Clarify comments a tad. + +2003-06-21 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Update. + * common.opt: New switches. + * opts.c: Include diagnostic.h. + (common_handle_option): Handle new switches. + * toplev.c (flag_loop_optimize, flag_crossjumping, flag_if_conversion, + flag_if_conversion2, flag_delete_null_pointer_checks, + flag_rerun_cse_after_loop): Make extern. + (flag_dummy): New. + (f_options): Update to use flag_dummy for moved options. + (decode_f_option): Some switches moved to opts.c. + * toplev.h (flag_loop_optimize, flag_crossjumping, flag_if_conversion, + flag_if_conversion2, flag_delete_null_pointer_checks, + flag_rerun_cse_after_loop, flag_keep_static_consts, flag_peel_loops, + flag_tracer, flag_thread_jumps, flag_unroll_loops, + flag_unroll_all_loops, flag_unswitch_loops): New. + +Sat Jun 21 13:41:00 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_va_arg): Fix allocation of temporary slot. + +2003-06-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Add a prototype for + same_cmp_preceding_p. + * config/h8300/h8300.c (same_cmp_preceding): New. + * config/h8300/h8300.md: Extend peephole2's that transform + compare:SI into shorter sequences so that they can deal with + signed comparisons. + +2003-06-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Use Windows instead of Win32. + + Update Andreas Jaeger's entry. + + Merge the two entries of Kaveh Ghazi, David Edelsohn, and + Loren J. Rittle. + +2003-06-21 Nathanael Nerode <neroden@gcc.gnu.org> + + * mkconfig.sh: Add multiple inclusion guards to generated headers. + +2003-06-20 Neil Booth <neil@daikokuya.co.uk> + + * c-decl.c (store_parm_decls): Make saved_warn_shadow boolean. + * common.opt: Add remaining -W options and -g. + * diagnostic.c (warnings_are_errors): Remove. + * flags.h: Make most warning flags boolean. + * opts.c (common_handle_option): Handle remaining -W options, and -g. + Move many warning flags from toplev.c, making them boolean. + * toplev.c: Remove many warning flags. + (decode_W_option): Remove. + (decode_g_option): Make extern. Error on unknown switch. + (lang_independent_W_options): Use warn_dummy. + (independent_decode_option): Just handle -f switches now. + * toplev.h (decode_g_option): New. + +2003-06-20 Aldy Hernandez <aldyh@redhat.com> + + PR/11092 + * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Adjust for + vectors. + +2003-06-20 Kelley Cook <kelleycook@wideopenwest.com> + + * opts.sh: Tweak awk script for portability. + +2003-06-20 Mark Mitchell <mark@codesourcery.com> + + PR c++/10888 + * tree-inline.c (expand_call_inline): Do not warn about failing to + inline functions declared in system headers. + * doc/invoke.texi (-Winline): Expand on documentation. + +2003-06-20 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_file_start): Disable + file_start_file_directive for ELF and not MDEBUG. + +2003-06-20 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (ROUND_TYPE_ALIGN): Remove. + +2003-06-20 Richard Henderson <rth@redhat.com> + + * hooks.c (hook_int_void_no_regs): Rename from + hook_reg_class_void_no_regs; change return type. + * hooks.h: Update. + * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Update. + * target.h (branch_target_register_class): Change return type to int. + Add documentation. + * config/sh/sh.c (sh_target_reg_class): Change return type. + * doc/tm.texi (TARGET_BRANCH_TARGET_REGISTER_CLASS): Likewise. + +2003-06-20 Andreas Tobler <toa@pop.agri.ch> + + * c-format.c: Change _Bool to bool reverting part of the last + patch. + +2003-06-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * som.h (ASM_OUTPUT_SOURCE_LINE): Use targetm.strip_name_encoding to + strip name encoding. + +2003-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * configure.in (gcc_cv_as_gstabs_flag): Disable if assembler warns. + * configure: Regenerate. + Fixes PR driver/9362. + +2003-06-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * config/alpha/alpha.c (alpha_file_start): Fix typo. + +2003-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/mips/mips.h (PUT_SDB_FUNCTION_END): Pass 0 as third arg + to ASM_OUTPUT_SOURCE_LINE. + +2003-06-20 Daniel Egger <degger@fhm.edu> + Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Building): Correct and improve statement + about parallel builds. + +2003-06-20 Andreas Jaeger <aj@suse.de> + + * c-common.c: Change _Bool to bool reverting part of the last + patch. + +2003-06-20 Nathan Sidwell <nathan@codesourcery.com> + + * tree.h (expand_function_end): Remove all parameters. + * function.c (expand_function_end): Remove all parameters. + Use input_location. Never expand_end_bindings. + * c-decl.c (c_expand_body_1): Adjust expand_function_end call. + * coverage.c (create_coverage): Likewise. + +2003-06-20 Nick Clifton <nickc@redhat.com> + + * doc/extend.texi (ARM Built-in Functions): New node. Document + ARM builtin functions for iWMMXt support. + +2003-06-20 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/install.texi (--with-gnu-as): Mention SPARC/Solaris and + SPARC64/Solaris as platforms where --with-gnu-as makes a difference. + (--with-as): Add @anchor. + (--with-gnu-ld): Fix typo. + (--with-ld): Add @uref to --with-as. + +2003-06-19 Zack Weinberg <zack@codesourcery.com> + + * doc/tm.texi: Uniformly use @defmac for macros, rather than + @table items. Minor formatting and editorial corrections. + +2003-06-20 Neil Booth <neil@daikokuya.co.uk> + + * line-map.c, line-map.h: Convert to ISO prototypes. + +2003-06-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * gcse.c (store_killed_in_insn): Fix. + +2003-06-19 Zack Weinberg <zack@codesourcery.com> + + * target.h (asm_out.file_start, file_start_app_off, + file_start_file_directive): New hooks. + * target-def.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE, + TARGET_ASM_FILE_START_APP_OFF, TARGET_ASM_FILE_START): + New hook-definition macros. + * doc/tm.texi: Document new hooks; remove docs of ASM_FILE_START. + * varasm.c (default_file_start): New. + * output.h: Prototype it. + * toplev.c (init_asm_output): Use targetm.asm_out.file_start. + * system.h: Poison ASM_FILE_START. + + * config/alpha/alpha.c (alpha_write_verstamp): Delete. + (alpha_file_start): New, define if !TARGET_ABI_UNICOSMK. + (unicosmk_asm_file_start): Rename unicosmk_file_start, + make static, take no arguments. + (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END, + TARGET_ASM_FILE_START_FILE_DIRECTIVE): Set as appropriate. + * config/alpha/unicosmk.h: Don't define ASM_FILE_START nor + TARGET_ASM_FILE_END. Remove reference to ASM_FILE_START in + comment. + * config/arc/arc.c (arc_asm_file_start): Rename + arc_file_start, take no arguments, make static. + (TARGET_ASM_FILE_START): Set it. + * config/arm/arm.c (aof_file_start): New static function. + (TARGET_ASM_FILE_START): Set it, when appropriate. + * config/arm/coff.h, config/arm/elf.h: + Set TARGET_ASM_FILE_START_APP_OFF to true. + * config/avr/avr.c (asm_file_start): Rename avr_file_start, + take no arguments, make static. + (TARGET_ASM_FILE_START, TARGET_ASM_FILE_START_FILE_DIRECTIVE): + Set them. + * config/c4x/c4x.c (c4x_file_start): New static function. + (TARGET_ASM_FILE_START, TARGET_ASM_FILE_START_FILE_DIRECTIVE): + Set them. + * config/cris/cris.c (cris_file_start): New static function. + (TARGET_ASM_FILE_START): Set it. + * config/dsp16xx/dsp16xx.c (coff_dsp16xx_file_start): Rename + dsp16xx_file_start, make static. + (luxworks_dsp16xx_file_start): Delete. + (TARGET_ASM_FILE_START): Set it. + * config/h8300/h8300.c (asm_file_start): Rename + h8300_file_start, make static, take no arguments. + (TARGET_ASM_FILE_START): Set it. + * config/i370/i370.c (i370_file_start): New static function. + (TARGET_ASM_FILE_START): Set it. + * config/i386/i386.c (x86_file_start): New static function. + (TARGET_ASM_FILE_START): Set it. + * config/i386/i386.h (X86_FILE_START_VERSION_DIRECTIVE, + X86_FILE_START_FLTUSED): New macros, default to false. + * config/i386/i386-interix.h: Override X86_FILE_START_FLTUSED to 1. + * config/i386/sysv4.h, config/i386/sco5.h: Override + X86_FILE_START_VERSION_DIRECTIVE to true. + * config/ia64/ia64.c (ia64_file_start): New static function. + (TARGET_ASM_FILE_START): Set it. + (emit_safe_across_calls): Take no arguments. + * config/ia64/ia64.md: Update to match. + * config/m32r/m32r.c (m32r_asm_file_start): Rename + m32r_file_start, make static, take no arguments. + (TARGET_ASM_FILE_START): Set it. + * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Rename + m68hc11_file_start, make static, take no arguments. + (TARGET_ASM_FILE_START, TARGET_ASM_FILE_START_FILE_DIRECTIVE): Set. + (print_options): Delete. + * config/m68k/m68k.c (m68k_hp320_file_start): New static function. + (TARGET_ASM_FILE_START_APP_OFF): Set. + * config/m68k/hp320.h: Set TARGET_ASM_FILE_START to + m68k_hp320_file_start. + * config/mips/mips.c (iris6_asm_file_start, mips_asm_file_start): + Make static, take no arguments. + (TARGET_ASM_FILE_START, TARGET_ASM_FILE_START_FILE_DIRECTIVE): Set. + * config/mmix/mmix.c (mmix_asm_file_start): Rename + mmix_file_start, make static, take no arguments. + (TARGET_ASM_FILE_START, TARGET_ASM_FILE_START_FILE_DIRECTIVE): Set. + * config/mn10300/mn10300.c (asm_file_start): Rename + mn10300_file_start, make static, take no arguments. + (TARGET_ASM_FILE_START, TARGET_ASM_FILE_START_FILE_DIRECTIVE): Set. + * config/ns32k/ns32k.c (TARGET_ASM_FILE_START_APP_OFF): Set. + * config/pa/pa.c (pa_file_start_level, pa_file_start_space, + pa_file_start_file, pa_file_start_mcount, pa_elf_file_start, + pa_som_file_start, pa_linux_file_start, pa_hpux64_gas_file_start, + pa_hpux64_hpas_file_start): New static functions. + * config/pa/elf.h: Set TARGET_ASM_FILE_START to pa_elf_file_start. + * config/pa/pa-linux.h: Set TARGET_ASM_FILE_START to + pa_linux_file_start. + * config/pa/pa64-hpux.h: Set TARGET_ASM_FILE_START to + pa_hpux64_gas_file_start or pa_hpux64_hpas_file_start, as + appropriate. + * config/pa/som.h: Set TARGET_ASM_FILE_START to pa_som_file_start. + * config/rs6000/rs6000.c: Include xcoffout.h when TARGET_XCOFF. + (rs6000_file_start): Make static, take no arguments. Reset + default_cpu under certain conditions. + (rs6000_xcoff_file_start): New function. + * config/rs6000/rs6000.h (TARGET_ASM_FILE_START): Set. + * config/rs6000/xcoff.h (TARGET_ASM_FILE_START, + TARGET_ASM_FILE_START_FILE_DIRECTIVE): Override. + * config/sh/sh.c (output_file_start): Rename + sh_file_start, make static, take no arguments. Merge in old + code from sh/elf.h's ASM_FILE_START, conditioned on TARGET_ELF. + (TARGET_ASM_FILE_START, TARGET_ASM_FILE_START_FILE_DIRECTIVE): Set. + * config/sh/sh.c (TARGET_ELF): Define to 0. + * config/sh/elf.h (TARGET_ELF): Redefine to 1. + * config/v850/v850.c (asm_file_start): Delete. + (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Set. + * config/vax/vax.c (vax_file_start): New static function. + (TARGET_ASM_FILE_START, TARGET_ASM_FILE_START_APP_OFF): Set. + + * config/darwin.h: Override ASM_FILE_START_FILE_DIRECTIVE to false. + * config/elfos.h, config/svr3.h, config/arm/elf.h, config/arm/pe.h + * config/i386/att.h, config/i386/gas.h, config/i386/linux.h + * config/i386/sysv4.h, config/i386/sco5.h, config/i960/i960-coff.h + * config/m68k/coff.h, config/m68k/hp320.h, config/mcore/mcore-pe.h + * config/vax/vaxv.h: Set ASM_FILE_START_FILE_DIRECTIVE to true. + + * config/darwin.h, config/elfos.h, config/alpha/elf.h + * config/alpha/openbsd.h, config/alpha/osf.h, config/alpha/vms.h + * config/arc/arc.h, config/arm/aof.h, config/arm/aout.h + * config/arm/coff.h, config/arm/elf.h, config/arm/pe.h + * config/avr/avr.h, config/c4x/c4x.h, config/cris/cris.h + * config/dsp16xx/dsp16xx.h, config/h8300/elf.h, config/h8300/h8300.h + * config/i370/i370.h, config/i386/att.h, config/i386/gas.h + * config/i386/i386-interix.h, config/i386/linux.h, config/i386/sysv4.h + * config/i386/sco5.h, config/i960/i960-coff.h, config/i960/i960.h + * config/ia64/ia64.h, config/ia64/sysv4.h, config/m32r/m32r.h + * config/m68hc11/m68hc11.h, config/m68k/coff.h, config/m68k/m68k.h + * config/mcore/mcore-pe.h, config/mips/iris6.h, config/mips/mips.h + * config/mmix/mmix.h, config/mn10300/mn10300.h, config/ns32k/ns32k.h + * config/pa/elf.h, config/pa/pa-linux.h, config/pa/pa64-hpux.h + * config/pa/som.h, config/pdp11/pdp11.h, config/rs6000/linux64.h + * config/rs6000/lynx.h, config/rs6000/xcoff.h, config/sh/elf.h + * config/sh/sh.h, config/sparc/sparc.h, config/v850/v850.h + * config/vax/vax.h, config/vax/vaxv.h: Don't (re)define ASM_FILE_START. + + * config/alpha/alpha-protos.h, config/arc/arc-protos.h + * config/avr/avr-protos.h, config/dsp16xx/dsp16xx-protos.h + * config/h8300/h8300-protos.h, config/ia64/ia64-protos.h + * config/m32r/m32r-protos.h, config/m68hc11/m68hc11-protos.h + * config/mips/mips-protos.h, config/mmix/mmix-protos.h + * config/mn10300/mn10300-protos.h, config/rs6000/rs6000-protos.h + * config/sh/sh-protos.h, config/v850/v850-protos.h: Update. + + * xcoffout.h, config/rs6000/aix.h, config/rs6000/xcoff.h: + Remove reference to ASM_FILE_START in comment. + * config/arm/aof.h, config/arm/aout.h, config/arm/freebsd.h + * config/arm/linux-gas.h, config/arm/netbsd-elf.h + * config/arm/netbsd.h: Delete definition of ARM_OS_NAME. + +2003-06-19 Graeme Peterson <gp@qnx.com> + + * gcc.c (target_sysroot_suffix, target_sysroot_hdrs_suffix, + SYSROOT_SUFFIX_SPEC, SYSROOT_HEADERS_SUFFIX_SPEC, sysroot_suffix_spec, + sysroot_hdrs_suffix_spec): New. + (static_specs): Initialize new variables. + (add_sysroot_suffix_prefix, do_spec_1, main): Use new variables. + * doc/tm.texi (SYSROOT_SUFFIX_SPEC, SYSROOT_HEADERS_SUFFIX_SPEC): + New macros. + +2003-06-19 Andreas Jaeger <aj@suse.de> + + * c-aux-info.c: Convert to ISO C90. + * c-pragma.c: Likewise. + * c-common.c: Likewise. + * c-common.h: Likewise. + * c-convert.c: Likewise. + * c-cppbuiltin.c: Likewise. + * c-dump.c: Likewise. + * c-decl.c: Likewise + * c-format.c: Likewise. + * c-incpath.c: Likewise. + * c-incpath.h: Likewise. + +2003-06-19 Roger Sayle <roger@eyesopen.com> + + * builtins.c (expand_errno_check): Assume that flag_errno_math + and HONOR_NANS have been tested before calling here. Only try + to set errno ourselves if the decl can't throw an exception. + (expand_builtin_mathfn): Move the code to stabilize the arg + after the main switch, so that that its only done when needed. + BUILT_IN_SQRT{,F,L} doesn't set errno if its arg is nonnegative. + Don't modify the original expr when stabilizing the argument. + (expand_builtin_mathfn_2): Likewise, move the code to stabilize + the args after the main switch, and don't modify the orginal exp. + +2003-06-19 Aldy Hernandez <aldyh@redhat.com> + + * expr.c (const_vector_from_tree): Initialize remaining elements + to 0. + +2003-06-19 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.md ("spe_evfscfsi"): Change operand types. + Change "fix" to "float". + +2003-06-19 Andreas Jaeger <aj@suse.de> + + * c-tree.h: Remove declaration of poplevel. + + * tree.h: Remove declaration of approx_sqrt. + + * c-lex.c: Remove redundant declaration of asm_out_file. + + * flags.h: Remove declaration of warn_unknown_pragma and + main_input_filename. + + * rtl.h: Remove functions from fold-const.c since they're already + declared in tree.h. + + * regs.h: Remove redundant declaration of reg_names. + + * bt-load.c (migrate_btr_defs): Correct printf arguments. + + * protoize.c: Fix breakage from last patch. + +2003-06-19 J"orn Rennecke <joern.rennecke@superh.com> + + * hooks.h (hook_reg_class_void_no_regs): Only declare if tm.h + has been included. + +2003-06-18 James A Morrison <ja2morri@student.math.uwaterloo.ca> + + * config/sparc/sparc.c: Update copyright year. + +2003-06-19 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (init_cumulative_args): Limit CALL_LIBCALL + to ABI_V4. + +2003-06-18 Joseph S. Myers <jsm@polyomino.org.uk> + + PR bootstrap/4068 + * config/i386/liunx.h: Don't include sys/ucontext.h for glibc 2.0. + +2003-06-19 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (TARGET_INITIALIZER and friends): Move + to the end of the file. Remove unnecessary prototypes. + +2003-06-19 Hans-Peter Nilsson <hp@axis.com> + + * bt-load.c (migrate_btr_def) [INSN_SCHEDULING]: Conditionalize + calls to insn_default_latency and result_ready_cost. Initialize + def_latency to 1. + +2003-06-18 Richard Henderson <rth@redhat.com> + + * config/ia64/unwind-ia64.c (_Unwind_GetCFA): New. + (_Unwind_FindEnclosingFunction): Implement. + +2003-06-18 Kazu Hirata <kazu@cs.umass.edu> + + * toplev.c (rest_of_handle_sched): Hide the entire function if + INSN_SCHEDULING is not defined. + (rest_of_compilation): Call rest_of_handle_sched() only when + INSN_SCHEDULING is defined. + +2003-06-18 Stephen Clarke <stephen.clarke@superh.com> + J"orn Rennecke <joern.rennecke@superh.com> + + * bt-load.c: New file. + * Makefile.in (OBJS): Include bt-load.o + (bt-load.o): Add dependencies. + * flags.h (flag_branch_target_load_optimize): Declare. + (flag_branch_target_load_optimize2): Likewise. + * hooks.c (hook_reg_class_void_no_regs): New function. + (hook_bool_bool_false): Likewise. + * hooks.h (hook_reg_class_void_no_regs, hook_bool_bool_false): Declare. + * rtl.h (branch_target_load_optimize): Declare. + * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define. + (TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED): Likewise. + (TARGET_INITIALIZER): Include these. + * target.h (struct gcc_target): Add branch_target_register_class + and branch_target_register_callee_saved members. + * toplev.c (enum dump_file_index): Add DFI_branch_target_load + (dump_file) Add "tars" entry. + (flag_branch_target_load_optimize): New variable. + (flag_branch_target_load_optimize2): Likewise. + (lang_independent_options): Add entries for new options. + (rest_of_compilation): Call branch_target_load_optimize. + * doc/tm.texi (TARGET_BRANCH_TARGET_REGISTER_CLASS): Document. + (TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED): Likewise. + * doc/invoke.texi: Document -fbranch-target-load-optimize and + -fbranch-target-load-optimize2. + * rtl.h (epilogue_completed): Declare. + * recog.c (epilogue_completed): New variable. + * toplev.c (rest_of_compilation): Set it. + * flow.c (mark_regs_live_at_end): Use it. + * config/ia64/ia64.c (ia64_output_mi_thunk): Set it. + * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise. + * config/sh/sh.c (sh_output_mi_thunk): Likewise. + * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise. + + * sh.c (shmedia_space_reserved_for_target_registers): New variable. + (sh_target_reg_class): New function. + (sh_optimize_target_register_callee_saved): Likwise. + (shmedia_target_regs_stack_space): Likewise. + (shmedia_reserve_space_for_target_registers_p): Likewise. + (shmedia_target_regs_stack_adjust): Likewise. + (TARGET_BRANCH_TARGET_REGISTER_CLASS): Override. + (TARGET_BRANCH_TARGET_REGISTER_CALLEE_SAVED): Likewise. + (calc_live_regs): If flag_branch_target_load_optimize2 and + TARGET_SAVE_ALL_TARGET_REGS is enabled, and we have space reserved + for target registers, make sure that we save all target registers. + (sh_expand_prologue, sh_expand_epilogue): Take target register + optimizations into account. Collapse stack adjustments if that + is beneficial. + (initial_elimination_offset): Reserve space for target registers + if necessary. + * sh.h (SAVE_ALL_TR_BIT, TARGET_SAVE_ALL_TARGET_REGS): Define. + (OPTIMIZATION_OPTIONS): Enable flag_branch_target_load_optimize. + +2003-06-18 Nick Clifton <nickc@redhat.com> + + * config.gcc: Add an extra_header for ARM targets. + Support configuring with --with-cpu=iwmmxt. + * doc/invoke.texi: Document new value for -mcpu= ARM switch. + * config/arm/aof.h (REGISTER_NAMES): Add iwmmxt register + names. Fix formatting. + * config/arm/aout.h (REGISTER_NAMES): Add iwmmxt register + names. + * config/arm/arm-protos.h (arm_emit_vector_const): New + prototype. + (arm_output_load_gr): New prototype. + * config/arm/arm.c (extra_reg_names1): Delete. + (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN, FL_IWMMXT, + * arch_is_iwmmxt): Define. + (all_cores, all_architecture): Add entry for iwmmxt. + (arm_override_options): Add support for iwmmxt. + (use_return_insn, arm_function_arg, arm_legitimate_index_p, + arm_print_value, arm_rtx_costs_1, output_move_double, + arm_compute_save_reg_mask, arm_output_epilogue, + arm_get_frame_size, arm_expand_prologue, arm_print_operand, + arm_assemble_integer, arm_hard_regno_ok, arm_regno_class): + Likewise. + (arm_init_cumulative_args): Count iwmmxt registers. + (arm_function_ok_for_sibcall): Return false of sibcall_blocked + has been set. + (struct minipool_node): Add fix_size field. + (add_minipool_forward_ref): Add support for 8-byte aligning of + the pool. + (add_minipool_backward_ref, add_minipool_offsets, + dump_minipool, push_minipool_fix): Likewise. + (struct builtin_description): New struct. + (builtin_description): New array of iwmmxt builtin functions. + (arm_init_iwmmxt_builtins): New function. + (arm_init_builtins): New function. + (safe_vector_operand): New function. + (arm_expand_binop_builtin): New function. + (arm_expand_unop_builtin): New function. + (arm_expand_builtin): New function. + (arm_emit_vector_const): New function. + (arm_output_load_gr): New function. + * config/arm/arm.h (TARGET_CPU_iwmmxt, TARGET_IWMMXT, + TARGET_REALLY_IWMMXT, arm_arch_iwmmxt, IWMMXT_ALIGNMENT, + TYPE_NEEDS_IWMMXT_ALIGNMENT, ADJUST_FIELD_ALIGN, + DATA_ALIGNMENT, LOCAL_ALIGNMENT, VECTOR_MODE_SUPPORTED_P): Define. + (BIGGEST_ALIGNMENT): Set to 64 if ATPCS support is enabled. + (CPP_CPU_ARCH_SPEC): Add entries for iwmmxt. + (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER, + reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, + REG_CLASS_FOR_LETTER): Add iwmmxt registers. + (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Disable iwmmxt + registers unless the iwmmxt target is selected. + (FIRST_IWMMXT_GR_REGNUM, LAST_IWMMXT_GR_REGNUM, + FIRST_IWMMXT_REGNUM, LAST_IWMMXT_REGNUM, IS_IWMMXT_REGNUM, + IS_IWMMXT_GR_REGNUM): Define. + (FIRST_PSEUDO_REGISTER): Bump to 63. + (struct machine_function): Add sibcall_blocked field. + (Struct CUMULATIVE_ARGS): Add iwmmxt_nregs, named_count and + nargs fields. + (enum arm_builtins): New enum list. + * config/arm/arm.md (UNSPEC_WSHUFH, UNSPEC_WACC, + UNSPEC_TMOVMSK, UNSPEC_WSAD, UNSPEC_WSADZ, UNSPEC_WMACS, + UNSPEC_WMACU, UNSPEC_WMACSZ, UNSPEC_WMACUZ, UNSPEC_CLRDI, + UNSPEC_WMADDS, UNSPEC_WMADDU): New unspecs. + (VUNSPEC_TMRC, VUNSPEC_TMCR, VUNSPEC_ALIGN8, VUNSPEC_WCMP_EQ, + VUNSPEC_WCMP_GTU, VUNSPEC_WCMP_GT): New vunspecs. + (movv2si, movv4hi, movv8qi): New expands for vector moves. + Include iwmmxt.md. + * config/arm/t-xscale-elf (MULTILIB_OPITONS): Add iwmmxt + multilib. + (MULTILIB_DIRNAMES, MULTILIB_REDUNDANT_DIRS): Likewise. + * config/arm/mmintrin.h: New ARM specific header file. + * config/arm/iwmmx.md: New iWMMXt specific machine patterns. + +2003-06-18 J"orn Rennecke <joern.rennecke@superh.com> + + * toplev.c (Remaining -d letters summary): Update. + +2003-06-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * config/rs6000/rs6000.c (init_cumulative_args): Add and handle LIBCALL + argument. + (function_arg): Handle CALL_LIBCALL flag. + * config/rs6000/rs6000-protos.h (init_cumulative_args): Update + prototype. + * config/rs6000/rs6000.h (CALL_LIBCALL): New macro. + (INIT_CUMULATIVE_LIBCALL_ARGS): New macro. + (INIT_CUMULATIVE_ARGS): Add LIBCALL argument. + (INIT_CUMULATIVE_INCOMING_ARGS): Likewise. + +2003-06-18 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Update. + * common.opt: New options. + * opts.c (maybe_warn_unused_parameter, set_Wextra, handle_param, + set_Wunused): New. + (common_handle_option): Handle new options. + * toplev.c (set_target_switch): Export. + (set_Wextra, set_Wunused, maybe_warn_unused_parameter): Move to opts.c. + (decode_W_option): -Wunused and -Wextra handled in opts.c now. + (independent_decode_option): More options handled in opts.c now. + Change prototype. + * toplev.h (set_target_switch): New. + +2003-06-17 Robert Abeles <rabeles@archaelogic.com> + + PR debug/4252 + * c-opts.c (c_common_handle_option): Pass -fdump argument suffix + to dump_switch_p(). + * tree-dump.c (dump_switch_p): Remove redundant 'dump-' prefix + from static strings in dump_files. + +2003-06-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * system.h (ANSI_PROTOTYPES, PTR_CONST, LONG_DOUBLE, VPARAMS, + VA_OPEN, VA_FIXEDARG, VA_CLOSE, VA_START): undef and poison these + libiberty macros. + +2003-06-17 Jason Merrill <jason@redhat.com> + + PR c++/10929 + * tree-inline.c (expand_call_inline): Don't warn about failing to + inline a function which was made inline by -finline-functions. + +2003-06-17 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Update to ISO C. + * config/h8300/h8300.c: Likewise. + * config/h8300/h8300.h: Likewise. + * config/h8300/h8300.md: Likewise. + +2003-06-16 Nathanael Nerode <neroden@gcc.gnu.org> + + * configure.in: Replace BUILD_CC references with CC_FOR_BUILD. + * configure: Regenerate. + * Makefile.in: Replace BUILD_CC references with CC_FOR_BUILD. + +2003-06-17 Ranjit Mathew <rmathew@hotmail.com> + + * install.texi (Testing): Add information on how to run Java + runtime tests separately. + +2003-06-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/mips/mips.md (trap): Use break 0 when !TARGET_GAS. + + * config/mips/iris6-o32.h (MIPS_ISA_DEFAULT): Remove. + (MIPS_CPU_STRING_DEFAULT): Redefine to mips2. + +2003-06-17 Christopher Faylor <cgf@redhat.com> + + * doc/install.texi: Add msvc rebuild caveat. + +2003-06-17 Kazu Hirata <kazu@cs.umass.edu> + + * config/sh/coff.h: Replace Hitachi with Renesas. + * config/sh/elf.h: Likewise. + * config/sh/embed-elf.h: Likewise. + * config/sh/lib1funcs.asm: Likewise. + * config/sh/sh-protos.h: Likewise. + * config/sh/sh.c: Likewise. + * config/sh/sh.h: Likewise. + * config/sh/sh.md: Likewise. + +2003-06-17 Kazu Hirata <kazu@cs.umass.edu> + + * ChangeLog.3: Fix comment typos. + * ChangeLog.6: Likewise. + * config/d30v/d30v.c: Likewise. + * config/h8300/h8300.md: Likewise. + * config/m32r/m32r.md: Likewise. + * config/mips/mips.c: Likewise. + * config/mips/mips.md: Likewise. + * config/ns32k/NOTES: Likewise. + +2003-06-17 Ranjit Mathew <rmathew@hotmail.com> + Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/sourcebuild.texi (libgcj Tests): Simplify instructions on how + to run Java runtime tests separately. + +2003-06-17 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Update a comment. + +2003-06-17 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (ROUND_TYPE_ALIGN, LOCAL_ALIGNMENT): Complex modes + are aligned like integral modes. + (SH5_WOULD_BE_PARTIAL_NREGS): Also test for CDImode and DCmode. + + * sh.h (EXTRA_CONSTRAINT_Csy): Allow PIC_DIRECT_ADDR_P. + (LEGITIMATE_PIC_OPERAND_P): Allow LABEL_REF. + * sh.md (*pt): Remove. + + * sh.h (REG_ALLOC_ORDER): Avoid squandering call-saved registers. + + * sh.md (return_media_rte): New pattern. + (return_media): Use it. + +2003-06-17 Kazu Hirata <kazu@cs.umass.edu> + + * doc/contrib.texi: Replace Hitachi with Renesas. + * doc/install.texi: Likewise. + * doc/invoke.texi: Likewise. + +2003-06-17 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (CONST_OK_FOR_J16): Fix HOST_BITS_PER_WIDE_INT >= 64 + behaviour. + +2003-06-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * doc/tm.texi (MD_FALLBACK_FRAME_STATE_FOR): Mention MAKE_THROW_FRAME. + + * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Partly revert + 2003-01-23 patch. Corrected to handle kernels with changed ucontext. + + * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Error on invalid + -msdata=eabi usages. + + * gcc/config/rs6000/sysv4.h (USE_LIBC_1): Delete all uses. + +2003-06-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * alloc-pool.c: Don't check HAVE_LONG_DOUBLE. + * fixinc/gnu-regex.c: Don't define `volatile'. + * ggc-page.c: Don't check HAVE_LONG_DOUBLE. + * ggc-simple.c: Likewise. + * system.h: Don't define `volatile'. + + * aclocal.m4 (gcc_AC_C_VOLATILE, gcc_AC_C_LONG_DOUBLE): Delete. + * configure.in (gcc_AC_C_VOLATILE, gcc_AC_C_LONG_DOUBLE): Don't + call these macros. + * config.in, configure: Regenerated. + +2003-06-17 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * config/ia64/ia64.c (ia64_expand_builtin, case IA64_BUILTIN_BSP): + Handle POINTERS_EXTEND_UNSIGNED. + +2003-06-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/mips/mips.c (TARGET_ASM_UNALIGNED_DI_OP) [TARGET_IRIX5 && + !TARGET_IRIX6]: Define as NULL. + +2003-06-17 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.c (sparc_va_arg): Don't align 16-byte+ structures. + +2003-06-17 Eric Botcazou <ebotcazou@libertysurf.fr> + + * dbxout.c (dbxout_source_line_counter): New global variable. + Mark it with GTY(()). + (dbxout_source_line): Increment dbxout_source_line_counter + and pass it to ASM_OUTPUT_SOURCE_LINE. + * sdbout.c (sdbout_source_line_counter): New global variable. + Mark it with GTY(()). + (unnamed_struct_number): Mark it with GTY(()). + (sdbout_source_line): Increment sdbout_source_line_counter + and pass it to ASM_OUTPUT_SOURCE_LINE. + * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Add third parameter + (xcoffout_source_line): Pass 0 as third argument to + ASM_OUTPUT_SOURCE_LINE. + (xcoffout_begin_prologue): Likewise. + * config/dbxout.h (ASM_OUTPUT_SOURCE_LINE): Add third parameter. + Use it instead of 'sym_lineno' but without incrementing it. + * config/dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Likewise. + * config/lynx.h (ASM_OUTPUT_SOURCE_LINE): Likewise. + * config/ptx4.h (ASM_OUTPUT_SOURCE_LINE): Likewise. + * config/alpha/alpha.c (alpha_start_function): Pass 0 as third + argument to ASM_OUTPUT_SOURCE_LINE. + * config/alpha/alpha.h (ASM_OUTPUT_SOURCE_LINE): Add third parameter. + * config/arm/aout.h: Remove useless comment. + * config/avr/avr.h (ASM_OUTPUT_SOURCE_LINE): Add third parameter. + * config/i960/i960.h (ASM_OUTPUT_SOURCE_LINE): Likewise. + * config/m32r/m32r.h (ASM_OUTPUT_SOURCE_LINE): Add third parameter. + Use it instead of 'sym_lineno' but without incrementing it. + * config/m68k/hp320.h (ASM_OUTPUT_SOURCE_LINE): Add third parameter. + * config/mcore/mcore-pe.h (ASM_OUTPUT_SOURCE_LINE): Add third + parameter. Use it instead of 'sym_lineno' but without incrementing it. + * config/mips/mips.c (mips_output_function_prologue): Pass 0 as third + argument to ASM_OUTPUT_SOURCE_LINE. + * config/mips/mips.h (ASM_OUTPUT_SOURCE_LINE): Add third parameter. + * config/mmix/mmix.h (ASM_OUTPUT_SOURCE_LINE): Likewise. + * config/pa/som.h (ASM_OUTPUT_SOURCE_LINE): Add third parameter. + Use it instead of 'sym_lineno' but without incrementing it. + * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Likewise. + * config/sh/elf.h (ASM_OUTPUT_SOURCE_LINE): Likewise. + * config/sparc/aout.h (ASM_OUTPUT_SOURCE_LINE): Likewise. + * config/sparc/pbd.h (ASM_OUTPUT_SOURCE_LINE): Likewise. + * doc/tm.texi (ASM_OUTPUT_SOURCE_LINE): Document third parameter. + +2003-06-17 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_expand_block_move): Declare. + (expand_block_move, output_block_move): Remove. + * config/mips/mips.h (enum block_move_type): Remove. + * config/mips/mips.c (block_move_call, output_block_move): Remove. + (mips_block_move_straight, mips_adjust_block_mem): New function. + (mips_block_move_loop): Renamed and reworked from block_move_loop. + (mips_expand_block_move): Likewise expand_block_move. Return false + to fall back on the target-independent code. + * config/mips/mips.md (movstrsi): Use mips_expand_block_move. + (movstrsi_internal*): Remove. + +2003-06-16 Zack Weinberg <zack@codesourcery.com> + + * cpplib.h, cpphash.h, cppcharset.c, cpperror.c, cppexp.c + * cppfiles.c, cpphash.c, cppinit.c, cpplex.c, cpplib.c + * cppmacro.c, cpppch.c, cpptrad.c, cppspec.c: Convert to + ISO C: new-style function declarations, no need for PARAMS, + no special punctuation on indirect function calls, use string + constant concatenation where convenient. + +2003-06-17 Andreas Jaeger <aj@suse.de> + + * rtl.h: Remove declarations from coverage.h. + * toplev.c: Include coverage.h. + * Makefile.in (toplev.o): Depend on coverage.h. + + * toplev.h: Remove extra declaration of print_time. + + * gengtype.c (close_output_files): Remove duplicated declaration. + +2003-06-16 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/sparc/sysv4.h: Remove target-independent comment; + replace "GNU CC" with "GCC". + * config/vxworks.h: Replace "GNU compiler" with "GCC". + * config/sparc/aout.h, config/sparc/biarch64.h, config/sparc/elf.h, + config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h, + config/sparc/lite.h, config/sparc/litecoff.h, config/sparc/liteelf.h, + config/sparc/netbsd-elf.h, config/sparc/openbsd.h, + config/sparc/rtemself.h, config/sparc/sol2-64.h, + config/sparc/sol2-bi.h, config/sparc/sol2-gas-bi.h, + config/sparc/sol2-gld-bi.h, config/sparc/sol2-gld.h, + config/sparc/sol2.h, config/sparc/sp64-aout.h, + config/sparc/sp64-elf.h, config/sparc/sp86x-elf.h, + config/sparc/sparc-protos.h, config/sparc/sysv4-only.h: Replace + "GNU compiler", "GNU CC" with "GCC". + * config/sparc/cypress.md, config/sparc/hypersparc.md, + config/sparc/sparc-modes.def, config/sparc/sparc.c, + config/sparc/sparc.md, config/sparc/sparclet.md, + config/sparc/supersparc.md, config/sparc/ultra1_2.md, + config/sparc/ultra3.md: Replace "GNU CC", "GNU Compiler", and + "GNU C Compiler" with "GCC". + * config/ip2k/ip2k.h: Replace "GNU CC" and "GNU compiler" with "GCC". + +2003-06-16 Aldy Hernandez <aldyh@redhat.com> + + * simplify-rtx.c (simplify_subreg): Do not over-extend vector + constants. + + * testsuite/gcc.c-torture/execute/simd-4.c: New. + +2003-06-16 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/ip2k/ip2k.h: Remove target-independent comments. + + * config.gcc: Explicitly mention elfos.h in ip2k entry. + * config/ip2k/ip2k.h: Don't #include it here. + +2003-06-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * bitmap.c, builtins.c, c-incpath.c, cgraph.c, config/frv/frv.c, + config/mips/mips.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c, + dwarf2out.c, dwarfout.c, except.c, expr.c, expr.h, fold-const.c, + function.c, gcc.c, genoutput.c, gensupport.c, global.c, + haifa-sched.c, hashtable.c, ifcvt.c, integrate.c, local-alloc.c, + loop.c, mips-tdump.c, mips-tfile.c, mkdeps.c, protoize.c, + read-rtl.c, recog.h, reload1.c, sbitmap.c, ssa-dce.c, + stringpool.c, tlink.c, tree.c, varasm.c, varray.c: Don't use + the PTR macro. + + * gengtype.c: Don't use UNION_INIT_ZERO. + * system.h (UNION_INIT_ZERO): Delete. + +2003-06-16 Richard Henderson <rth@redhat.com> + + * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE instead of + GET_MODE_UNIT_SIZE when simplifying constant vectors. + +2003-06-16 Andreas Jaeger <aj@suse.de> + + * timevar.c (get_run_time): Remove function provided also by + libiberty. + * timevar.h: Remove get_run_time declaration. + +2003-06-16 Kazu Hirata <kazu@cs.umass.edu> + + * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): Remove + unreachable code. + +2003-06-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtin-attrs.def, builtin-attrs.def, builtins.c, cpplex.c, + cpplib.c, gencheck.c, gengenrtl.c, machmode.def, protoize.c: Don't + use macros from "symcat.h", instead rely on ISO C. + + * system.h: Don't include "symcat.h". + * configure.in (AC_C_STRINGIZE): Delete. + * config.in, configure: Regenerate. + +2003-06-16 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * Makefile.in (install-mkheaders): Use INSTALL_SCRIPT for scripts. + + * tree.h (STMT_CHECK): New macro. + Also upper-case argument names on all checking macros and + fix some whitespace problems; assume CODE argument does not + have side-effects. + +2003-06-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * scan.h: Convert to ISO C. + * system.h: Likewise. + + * c-format.c (dynamic_format_types): New pointer for dynamic data. + (find_length_info_modifier_index, init_dynamic_asm_fprintf_info): + New functions split out of... + (handle_format_attribute): ...here. + +2003-06-16 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (REG_CLASS_FROM_LETTER): Change to: + (REG_CLASS_FROM_CONSTRAINT). + (CONST_OK_FOR_I): Rename to: + (CONST_OK_FOR_I08). Changed all users. + (CONST_OK_FOR_J): Rename to: + (CONST_OK_FOR_I16). Changed all users. + (CONST_OK_FOR_K): Rename to: + (CONST_OK_FOR_P27). Changed all users. + (CONST_OK_FOR_L): Rename to: + (CONST_OK_FOR_K08). Changed all users. + (CONST_OK_FOR_O): Rename to: + (CONST_OK_FOR_I06). Changed all users. + (CONST_OK_FOR_P): Rename to: + (CONST_OK_FOR_I10). Changed all users. + (CONSTRAINT_LEN, CONST_OK_FOR_I, CONST_OK_FOR_J16): Define. + (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_P): Likewise. + (EXTRA_CONSTRAINT_A, EXTRA_CONSTRAINT_Bsc): Likewise. + (EXTRA_CONSTRAINT_B, PIC_OFFSET_P, PIC_DIRECT_ADDR_P): Likewise. + (EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C): Likewise. + (EXTRA_MEMORY_CONSTRAINT,(EXTRA_CONSTRAINT_Sr0): Likewise. + (CONST_OK_FOR_LETTER_P): Replace with + (CONST_OK_FOR_CONSTRAINT_P). + (EXTRA_CONSTRAINT_S): Rename to: + (EXTRA_CONSTRAINT_C16). Changed all users. + (MOVI_SHORI_BASE_OPERAND_P): Don't allow direct addresses. + (EXTRA_CONSTRAINT_T): Rename to: + (EXTRA_CONSTRAINT_Csy). Changed all users. + (EXTRA_CONSTRAINT_Z): Remove. + (EXTRA_CONSTRAINT): Replace with: + (EXTRA_CONSTRAINT_STR). + (EXTRA_CONSTRAINT_U): Rename to: + (EXTRA_CONSTRAINT_Z). Changed all users. + * sh.c (and_operand): Use CONST_OK_FOR_J16. + * sh.md (cmpeqsi_t-1, cmpeqsi_t, adddi3_media): Use new constraints. + (addsi3_media, addsi3_compact, andsi3_compact, anddi3): Likewise. + (iorsi3, iordi3, xorsi3, xordi3, ashlsi3_std, ashlhi3_k): Likewise. + (lshrsi3_k, movsi_i, movsi_ie, movsi_i_lowpart, movsi_media): Likewise. + (movsi_media_nofpu, movqi_media, movhi_i, movhi_media): Likewise. + (*movdi_i, movdi_media, movdi_media_nofpu, shori_media): Likewise. + (movdf_media, movdf_media_nofpu, movv2sf_i, movv4sf_i): Likewise. + (movsf_media, movsf_media_nofpu, movsi_y, beq_media): Likewise. + (beq_media_i, bne_media, pt, ptb, movv8qi_i, movv2hi_i): Likewise. + (movv4hi_i, movv2si_i, negcmpeqv8qi, negcmpeqv2si): Likewise. + (negcmpeqv4hi, negcmpgtuv8qi, negcmpgtv2si, negcmpgtv4hi): Likewise. + (mcmv, mcnvs_lw, mcnvs_wb, mcnvs_wub, mextr_rl, mextr_lr): Likewise. + (mextr1, mextr2, mextr3, mextr4, mextr5, mextr6, mextr7): Likewise. + (mperm_w, mperm_w_little, mperm_w_big, msad_ubq_i): Likewise. + (mshards_q, mshfhi_b, mshflo_b, mshf4_b, mshf0_b, mshfhi_l): Likewise. + (mshflo_l, mshf4_l, mshf0_l, mshfhi_w, mshflo_w, mshf4_w): Likewise. + (mshf0_w, mshflo_w_x, mshfhi_l_di, mshfhi_l_di_rev): Likewise. + (mshflo_l_di_rev, mshflo_l_di_x, concat_v2sf): Likewise. + (mshflo_l_di_x_rev, subv2si3, subv4hi3, sssubv2si3): Likewise. + (sssubv4hi3): Likewise. + (movsf_i): Change I[08]/r to G/r. + (movsf_ie): Change f/{G,H}/c/X to f/{G,H}/c/Bsc. + + * sh.c (sh_output_mi_thunk): Use CONST_OK_FOR_ADD. + +2003-06-16 Vladimir Makarov <vmakarov@redhat.com> + + * config/i386/i386.c (ix86_memory_move_cost): Fix typo. + +2003-06-16 Andreas Jaeger <aj@suse.de> + + * basic-block.h: Remove duplicate prototype of + note_prediction_to_br_prob. + + * tree.h: Remove duplicate prototype of strip_float_extensions. + +2003-06-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * config/c4x/c4x.c: Don't include "c-tree.h". + * config/pa/pa.c: Likewise. + * langhooks.c: Likewise. + * tree.h (poplevel): Declare. + +2003-06-16 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (const_costs): Move this to ... + (h8300_rtx_costs): ... here. + +2003-06-16 Roger Sayle <roger@eyesopen.com> + + * optabs.h (enum optab_index): Add new OTI_tan and OTI_atan. + (tan_optab, atan_optab): Define corresponding macros. + * optabs.c (init_optabs): Initialize tan_optab and atan_optab. + * genopinit.c (optabs): Implement tan_optab and atan_optab + using tan?f2 and atan?f2 patterns. + * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_TAN{,F,L} + using tan_optab, and BUILT_IN_ATAN{,F,L} using atan_optab. + Change the default value of errno_set to false. + (expand_builtin): Expand BUILT_IN_TAN{,F,L} and BUILT_IN_ATAN{,F,L} + using expand_builtin_mathfn. + + * config/i386/i386.md (atansf2, atandf2, atanxf2, atantf2): New + expander patterns implemented using existing atan2?f3 patterns. + +2003-06-16 Roger Sayle <roger@eyesopen.com> + + * expr.c (expand_expr <PLUS_EXPR>): If operand_equal_p considers + both operands of the addition equal, reuse the expanded RTL. + (expand_expr <MULT_EXPR>): Likewise for multiplication. + +2003-06-16 Roger Sayle <roger@eyesopen.com> + Jeff Law <law@redhat.com> + + * fold-const.c (operand_equal_p): Consider two calls to "const" + functions with identical non-volatile arguments to be equal. + Consider the FUNCTION_DECL for the "__builtin_foo" form of a + built-in function to be equal to the "foo" form. + +2003-06-16 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/rs6000/sysv4le.h: Remove target-independent comment. + Replace "GNU compiler" with "GCC" in comment. + +2003-06-16 Andreas Jaeger <aj@suse.de> + + * tracer.c: Remove duplicate declaration. + + * toplev.c: Remove extra declaration of decode_d_option. + + * ssa.c: Remove duplicate declaration. + + * sreal.c: Remove extra declaration of dump_sreal. + + * reload1.c: Remove duplicate declarations. + + * integrate.c: Remove extra declaration of + set_decl_abstract_flags. + + * flow.c: Remove extra declaration of dump_flow_info. + + * alias.c: Remove extra declaration of get_addr. + +2003-06-16 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/rtems.h, config/sol2.h, config/svr4.h, config/usegas.h, + config/vxworks.h: GNU CC -> GCC. + + * convert.c, dwarf2out.c, dwarfout.c, emit-rtl.c, function.c, + lists.c, print-rtl.c, print-tree.c, read-rtl.c, rtl-error.c, + stmt.c, toplev.c, integrate.h, loop.h, machmode.h, rtl.h, + ssa.h, tree.def: Replace overly specific references to "GNU C" + and "GNU C Compiler" with references to "GCC". + +2003-06-16 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (prepare_move_operand): Check if operand 0 is an invalid + memory reference. Fix test that checks if operand 1 is using r0. + * sh.md (movhi_i): Don't allow st.w r0,@(rX,rY) . + + * defaults.h (REG_CLASS_FROM_CONSTRAINT): Only define if not already + defined. + +2003-06-15 Nathan Sidwell <nathan@codesourcery.com> + + * function.h (struct emit_status): Remove x_last_linenum, + x_last_filename. Add x_last_location. + * rtl.h: #include "input.h". + (NOTE_DATA): New. + * cfglayout.c (duplicate_insn_chain): Use emit_line_note for line + number notes. + * emit-rtl.c (last_linenum, last_filename): Remove. + (last_location): New. + (emit_line_note_after): LINE must always be >= 0. + (emit_line_note): Likewise. Check not duplicate here... + (emit_note): ... rather than here. + (emit_line_note_force, force_next_line_note, init_emit): Adjust. + * integrate.c (expand_inline_function): Use emit_line_note for + line number notes. + (copy_insn_list): Likewise. + * unroll.c (copy_loop_body): Likewise. + * Makefile.in (RTL_H): Add input.h. + +2003-06-16 Richard Sandiford <rsandifo@redhat.com> + + * optabs.c (emit_libcall_block): Don't hoist insns past a label. + +2003-06-16 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha-protos.h, config/alpha/elf.h, + config/alpha/osf.h, config/alpha/unicosmk.h, config/alpha/vms.h, + config/alpha/vms-cc.c, config/alpha/vms-ld.c: Update to ISO C. + * config/alpha/alpha.c: Likewise. Move targetm init to end of file. + Remove unneeded static function decls. + +2003-06-16 Neil Booth <neil@daikokuya.co.uk> + + * c-opts.c (c_common_handle_option): s/on/value/. + (OPT_fabi_version_, OPT_ftabstop_, OPT_ftemplate_depth_): Use value + directly rather than converting the argument. + * c.opt: Update docs. Use UInteger where appropriate. + * common.opt: Use UInteger where appropriate. + * opts.c (integral_argument): New. + (handle_argument): Handle integral arguments, and optional + joined arguments. + (common_handle_option): Update. + * opts.h (CL_MISSING_OK, CL_UINTEGER): New. + * opts.sh: Handle JoinedOrMissing and UInteger flags. + +2003-06-16 Neil Booth <neil@daikokuya.co.uk> + + * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Remove + unnecessary extern declaration. + +2003-06-15 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/gofast.h, config/interix.h, config/interix3.h, + config/libgloss.h, config/linux-aout.h, config/linux.h, + config/lynx-ng.h, config/lynx.h: GNU CC -> GCC. + * config/kaos.h: "GNU compiler" -> GCC. + * config/linux-aout.h, config/lynx.h: Clarify comment describing file. + + * config/ip2k/crt0.S, config/ip2k/ip2k-protos.h, + config/ip2k/ip2k.c, config/ip2k/ip2k.md, config/ip2k/libgcc.S: + GNU CC -> GCC. + + * config/svr3.h: Remove #if 0 code, misleading comments. + GNU CC -> GCC. + +2003-06-15 Zack Weinberg <zack@codesourcery.com> + + * vmsdbgout.c (vmsdbgout_finish): Rename parameter to + main_input_filename to avoid conflict with input_filename macro. + +2003-06-15 Neil Booth <neil@daikokuya.co.uk> + + * config/mips/mips.h (asm_file_name, g_switch_set, + g_switch_value): Remove. + * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Remove + unnecessary extern declarations. + +2003-06-15 Neil Booth <neil@daikokuya.co.uk> + + * config/frv/frv.h: Remove declaration of g_switch_value. + * config/m32r/m32r.h: Remove declaration of g_switch_value. + * config/m68hc11/m68hc11.c: Remove declaration of asm_file_name. + +2003-06-15 Neil Booth <neil@daikokuya.co.uk> + + * opts.sh: Quote '+' in regex. + +2003-06-15 Andrew Pinski <pinskia@physics.uc.edu> + + * config/rs6000/t-rs6000: Add dependence of cfglayout.h to rs6000.o. + * config/rs6000/rs6000.c: Include cfglayout.h. + * config/alpha/alpha.c: Likewise. + * config/ia64/ia64.c: Likewise. + * config/sparc/sparc.c: Likewise. + * config/sh/sh.c: Likewise. + +2003-06-15 Neil Booth <neil@daikokuya.co.uk> + + * opts.sh: Quote '+' in regex. + +2003-06-15 Neil Booth <neil@daikokuya.co.uk> + + * c-opts.c (lang_flags): Update for new spelling of flags. + (write_langs): Similarly. + * c.opt: Specify languages. + * opts.h: Remove languages. + * opts.sh: Recognise front-end defined languages. + * doc/sourcebuild.texi: Update. + +2003-06-15 Andreas Jaeger <aj@suse.de> + + * alloc-pool.c: Convert to ISO C90 prototypes. + * alloc-pool.h: Likewise. + * alias.c: Likewise. + * attribs.c: Likewise. + * bb-reorder.c: Likewise. + * bitmap.h: Likewise. + * bitmap.c: Likewise. + * builtins.c: Likewise. + + * tree.h: Convert prototypes of attribs.c to ISO C90. + * basic-block.h: Convert prototypes of bb-reorder.c to ISO C90. + * rtl.h: Convert prototypes of alias.c and builtins.c to ISO C90. + * expr.h: Convert prototypes of builtins.c to ISO C90. + +2003-06-15 Roger Sayle <roger@eyesopen.com> + + * config/i386/i386.md (expsf2, expdf2, expxf2): New patterns to + implement exp, expf and expl built-ins as inline x87 intrinsics. + (UNSPEC_FSCALE, UNSPEC_FRNDINT, UNSPEC_F2XM1): New unspecs to + represent x87's fscale, frndint and f2xm1 insns respectively. + (*fscale_sfxf3, *fscale_dfxf3, *fscale_xf3): New insn patterns + to encode x87's "fscale" instruction followed by a pop. + (*frndintxf2): New insn pattern for "frndint". + (*f2xm1xf2): New insn pattern for "f2xm1". + + * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT and + UNSPEC_F2XM1 like UNSPEC_{SIN,COS} and handle UNSPEC_FSCALE like + UNSPEC_FPATAN. + +2003-06-15 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * gencheck.c (main): Avoid generating duplicate macros. + + * Makefile.in (stagefeedback-start): Use $(SUBDIRS) instead of + knowing names of language subdirectories. + +2003-06-15 Neil Booth <neil@daikokuya.co.uk> + + * c-pch.c (asm_file_name): Remove. + * common.opt: Add more switches. + * flags.h (g_switch_set): Boolify. + * opts.c (g_switch_value, g_switch_set, exit_after_options, + version_flag): Move from toplev.c. + (common_handle_option): Handle more switches from toplev.c. + * toplev.c (display_help, display_target_options, decode_d_option, + print_version): Make non-static, remove prototypes. + (aux_base_name, asm_file_name, aux_info_file_name): Constify. + (version_flag, g_switch_value, g_switch_set, exit_after_options): + Remove. + (independent_decode_option): Move some handlers to opts.c. + * toplev.h (aux_info_file_name, aux_base_name, asm_file_name, + exit_after_options, version_flag, display_help, display_target_options, + print_version, decode_d_option): New. + +2003-06-15 Kazu Hirata <kazu@cs.umass.edu> + + * config/alpha/alpha.md: Follow spelling conventions. + * config/arm/arm.c: Likewise. + * config/arm/arm.h: Likewise. + * config/arm/arm.md: Likewise. + * config/arm/crtn.asm: Likewise. + * config/m32r/m32r.c: Likewise. + * config/m32r/m32r.md: Likewise. + * config/rs6000/rs6000.c: Likewise. + +2003-06-15 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call + insn_locators_initialize. + * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise. + * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise. + * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise. + * config/sh/sh.c (sh_output_mi_thunk): Do it later. + +2003-06-15 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c (expand_builtin_expect_jump): Remove redundant + tests that are also in any_condjump_p(). + +2003-06-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * libgcc2.c: Delete sysV68 L_trampoline section. + * config/m68k/mot3300-crt0.S: Delete file. + * config/m68k/mot3300Mcrt0.S: Likewise. + +2003-06-15 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/aoutos.h: Remove. + * config.gcc: Remove reference to aoutos.h. + * config/m68k/m68k-aout.h: Remove reference to aoutos.h. + +2003-06-14 Kazu Hirata <kazu@cs.umass.edu> + + * doc/install.texi: Follow spelling conventions. + * doc/tm.texi: Likewise. + * config/fp-bit.c: Likewise. + * config/arm/arm.c: Likewise. + * config/frv/frv.c: Likewise. + * config/ns32k/NOTES: Likewise. + * config/ns32k/STATUS: Likewise. + +2003-06-14 Roger Sayle <roger@eyesopen.com> + Zack Weinberg <zack@codesourcery.com> + + * rtl.h (STORE_FLAG_VALUE): Remove default definition from here. + * defaults.h (STORE_FLAG_VALUE): Move default definition to here. + * doc/tm.texi (STORE_FLAG_VALUE): Document the default value. + + * config/alpha/alpha.h (STORE_FLAG_VALUE): Remove definition. + * config/arc/arc.h (STORE_FLAG_VALUE): Likewise. + * config/arm/arm.h (STORE_FLAG_VALUE): Likewise. + * config/cris/cris.h (STORE_FLAG_VALUE): Likewise. + * config/i370/i370.h (STORE_FLAG_VALUE): Likewise. + * config/i386/i386.h (STORE_FLAG_VALUE): Likewise. + * config/i960/i960.h (STORE_FLAG_VALUE): Likewise. + * config/ia64/ia64.h (STORE_FLAG_VALUE): Likewise. + * config/ip2k/ip2k.h (STORE_FLAG_VALUE): Likewise. + * config/m32r/m32r.h (STORE_FLAG_VALUE): Likewise. + * config/mcore/mcore.h (STORE_FLAG_VALUE): Likewise. + * config/mips/mips.h (STORE_FLAG_VALUE): Likewise. + * config/mmix/mmix.h (STORE_FLAG_VALUE): Likewise. + * config/ns32k/ns32k.h (STORE_FLAG_VALUE): Likewise. + * config/pa/pa.h (STORE_FLAG_VALUE): Likewise. + * config/pdp11/pdp11.h (STORE_FLAG_VALUE): Likewise. + * config/sh/sh.h (STORE_FLAG_VALUE): Likewise. + * config/sparc/sparc.h (STORE_FLAG_VALUE): Likewise. + * config/v850/v850.h (STORE_FLAG_VALUE): Likewise. + * config/xtensa/xtensa.h (STORE_FLAG_VALUE): Likewise. + +2003-06-14 Nathan Sidwell <nathan@codesourcery.com> + + * opts.sh (POSIXLY_CORRECT): Unset it. + + * tree.h (init_function_start): Remove filename and line paramters. + * function.c (init_function_start): Remove filename and line + parameters. Use DECL_SOURCE_LOCATION. + * c-decl.c (store_parm_decls): Adjust init_function_start call. + (c_expand_body_1): Likewise. + * coverage.c (create_coverage): Likewise. + * objc/objc-act.c (build_tmp_function_decl): Set line number to + zero. + (hack_method_prototype): Adjust init_function_start call. + +2003-06-14 Richard Earnshaw <rearnsha@arm.com> + + PR target/3724 + * arm/linux-elf.h (PROFILE_HOOK): Define. + +2003-06-14 Richard Earnshaw <rearnsha@arm.com> + + PR target/11183 + * arm.h (CANNOT_CHANGE_MODE_CLASS): Define. + +2003-06-14 Roger Sayle <roger@eyesopen.com> + + * opts.sh: Work around a mysterious feature in cygwin's gawk + where specifying the input files explicitly has a different + behavior to piping them via stdin. + +2003-06-14 Neil Booth <neil@daikokuya.co.uk> + + * doc/sourcebuild.texi: Update. + +2003-06-14 Richard Earnshaw <rearnsha@arm.com> + + PR target/11183 + * arm.c (output_move_double): Pass SImode to adjust_address. + +2003-06-14 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Update to use common.opt and lang_opt_files. + (c-options.c, c-options.h): Remove. + (options.c, options.h): Add. + * c-opts.c: Include options.h not c-options.h. + * common.opt: New file. + * configure, configure.in: Add lang_opt_files. + * opts.c: Include flags.h and diagnostic.h. + (common_handle_option): New. + (handle_option): Update to recognize common options and all + language-dependent options. + * opts.h (CL_F77, CL_JAVA, CL_ADA, CL_COMMON, CL_TREELANG): New. + (struct cl_option): Make flags of type int. + * opts.h: Flag option with front ends to which it applies. + Handle duplicate options. + * toplev.c (filename): Remove. + (independent_decode_option): Don't handle filenames and -quiet. + (process_options, do_compile): Update. + +2003-06-14 Nick Clifton <nickc@redhat.com> + + * doc/install.texi (Specific): Add description of different + ARM supported file format targets. + +Sat Jun 14 11:12:04 CEST 2003 Jan Hubicka <jh@suse.cz> + + * reorg.c (emit_delay_sequence, dbr_schedule): Clear insn locators + inside delay slots. + +2003-06-13 Matt Kraai <kraai@alumni.cmu.edu> + + * unwind-c.c: Define NO_SIZE_OF_ENCODED_VALUE. + * unwind-pe.h (size_of_encoded_value): Do not define if + NO_SIZE_OF_ENCODED_VALUE is defined. + +2003-06-13 Roger Sayle <roger@eyesopen.com> + + * expr.c (expand_expr <COMPLEX_CST>): Handle the case of + expanding a complex constant into a CONCAT target. + +2003-06-13 Zack Weinberg <zack@codesourcery.com> + + * config/svr3.h (ASM_FILE_START): Don't use ASM_FILE_START_1. + (ASM_FILE_START_1): Delete. + * config/i386/att.h, config/i386/sco5.h, + config/i386/sysv3.h + (ASM_FILE_START_1): Delete. + +2003-06-13 Kelley Cook <kelleycook@wideopenwest.com> + + * config/i386/bsd.h: Remove ASM_FILE_START. + * config/i386/djgpp.h: Likewise. + * config/i386/gas.h (ASM_FILE_START): Output .file before .intel_syntax. + + * config/i386/djgpp.h: Move included unix.h, bsd.h, gas.h to ... + * config.gcc (i[34567]86-pc-msdosdjgpp): ... here. + +2003-06-13 Vladimir Makarov <vmakarov@redhat.com> + + PR bootstrap/10835 + * haifa-sched.c (max_lookahead_tries, + cached_first_cycle_multipass_dfa_lookahead, + cached_issue_rate): New variables. + (max_issue): Check the number of tries. + (choose_ready): Calculate max_lookahead_tries. + (sched_init): Check cached_issue_rate. + +2003-06-13 Richard Henderson <rth@redhat.com> + + * cfgbuild.c (make_edges): Set ABNORMAL with SIBCALL. + * cfgrtl.c (purge_dead_edges): Expect it too. + +2003-06-13 Jim Wilson <wilson@tuliptree.org> + Eric Botcazou <ebotcazou@libertysurf.fr> + + PR bootstrap/10983 + * combine.c (make_extraction): Use gen_lowpart_for_combine + when extracting from a REG and not in the destination of a SET. + +2003-06-13 Doug Evans <dje@sebabeach.org> + + * tsystem.h (abort): Declare in inhibit_libc case to remove build + warnings for addvsi3, et.al. + +2003-06-13 Aldy Hernandez <aldyh@redhat.com> + + * c-common.c (handle_mode_attribute): Use VECTOR_MODE_P macro. + + * simplify-rtx.c (simplify_subreg): Same. + + * emit-rtl.c (gen_lowpart_common): Same. + +2003-06-13 Kazu Hirata <kazu@cs.umass.edu> + + * builtins.c: Fix comment typos. + * fold-const.c: Likewise. + +2003-06-13 Doug Evans <dje@sebabeach.org> + Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> + + * config/m32r/m32r-protos.h (m32r_pass_by_reference): Declare. + * config/m32r/m32r.c (m32r_pass_by_reference): New fn. + (m32r_va_arg): Use it. + * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Ditto. + (RETURN_IN_MEMORY): Ditto. + +2003-06-13 Nathanael Nerode <neroden@gcc.gnu.org> + + * c-typeck.c: Remove #if 0 clauses. + + PR other/1494 + * config/alpha/openbsd.h, config/i386/openbsd.h, + config/m68k/openbsd.h, config/sparc/openbsd.h: Remove + residual reference to EGCS. + +2003-06-13 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (output_call_mem): If the address references the link-register + use an instruction sequence that avoids early-clobbering IP. + (eliminate_lr2ip): Delete. + +2003-06-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-format.c (format_types_orig): Disallow '*' width/precision in + asm_fprintf format checks. + +2003-06-13 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_va_arg): Fix alignment when retrieving + non-integral types from integer register save area slots. + +2003-06-13 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/i386/svr3dbx.h: GNU CC -> GCC; Intel 385 -> Intel 386. + +2003-06-13 Florian Weimer <fw@deneb.enyo.de> + + * doc/invoke.texi (SPARC Options): Document ``-mimpure-text''. + +2003-06-13 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/linux.h (TARGET_ASM_FILE_END): Set TARGET_ASM_FILE_END + to file_end_indicate_exec_stack. + +2003-06-12 Richard Henderson <rth@redhat.com> + + PR target/11089 + * config/i386/i386.md (sse_movaps): Use an expander to force + one operand to be a register. + (sse_movups): Likewise. + +2003-06-13 Doug Evans <dje@sebabeach.org> + + Remove some build warnings. + * config/m32r/initfini.c (__CTOR_LIST__,__DTOR_LIST__): Attribute used. + (__do_global_ctors,__do_global_dtors): Ditto. + +2003-06-12 Richard Henderson <rth@redhat.com> + + PR middle-end/10557 + * rtlanal.c (subreg_offset_representable_p): Relax subreg check. + +2003-06-13 Kazu Hirata <kazu@cs.umass.edu> + + * config/m32r/m32r.md: Fix a comment typo. + +2003-06-13 Eric Botcazou <ebotcazou@libertysurf.fr> + Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de> + + PR target/10142 + * config/sparc/sparc.c (function_arg_record_value_parms): Add + new 'stack' field. + (function_arg_record_value_1): Set 'stack' to 1 if we run out of + integer slots for an integer field. + (function_arg_record_value_3): Shift vector index. + (function_arg_record_value_2): Likewise. + (function_arg_record_value): Initialize 'stack' to 0. + Set 'stack' to 1 if we run out of integer slots for an integer field. + Generate (parallel [(expr_list (nil) ...) ...]) if 'stack' is set to 1. + +2003-06-13 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/10955 + * unroll.c (unroll_loop): Fix off-by-one bug. + +2003-06-12 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (function_arg): Remove typo. + +2003-06-12 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (legitimate_constant_p): Handle UNSPEC_NTPOFF + and UNSPEC_DTPOFF. + +2003-06-12 Richard Henderson <rth@redhat.com> + + PR middle-end/10475 + * expmed.c (emit_store_flag): Use simplify_gen_subreg directly + for extracting sub-words. + +2003-06-12 Richard Henderson <rth@redhat.com> + + PR target/7594 + * config/m68k/m68k.md (zero_extendhisi2): Use gen_lowpart_SUBREG. + (zero_extendqihi2, zero_extendqisi2): Likewise. + +2003-06-12 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (function_arg): Always split vectors for + e500 if it's a stdarg function. + (function_arg_advance): Advance 2 registers for vectors in a + stdarg function. + (init_cumulative_args): Initialize stdarg. + (rs6000_spe_function_arg): New. + + * config/rs6000/rs6000.h (rs6000_args): Add stdarg. + +2003-06-12 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.h (MODES_TIEABLE_P): Add SPE vectors. + +2003-06-12 Roger Sayle <roger@eyesopen.com> + + PR middle-end/168 + * fold-const.c (tree_expr_nonnegative_p): Handle addition + and multiplication of zero extensions, floating point division, + and integer<->fp, fp<->fp and zero extension conversions. + The built-in ceil and floor functions preserve signedness. + +2003-06-12 Kazu Hirata <kazu@cs.umass.edu> + + * ChangeLog: Follow spelling conventions. + * ChangeLog.2: Likewise. + * c-decl.c: Likewise. + * cfgloop.h: Likewise. + * cgraph.c: Likewise. + * coverage.c: Likewise. + * cppcharset.c: Likewise. + * cpphash.h: Likewise. + * cpplex.c: Likewise. + * cpplib.c: Likewise. + * dbxout.c: Likewise. + * df.c: Likewise. + * dwarf2out.c: Likewise. + * dwarfout.c: Likewise. + * emit-rtl.c: Likewise. + * explow.c: Likewise. + * gcov-io.c: Likewise. + * gcov-io.h: Likewise. + * gcov.c: Likewise. + * gengtype.c: Likewise. + * ggc.h: Likewise. + * opts.c: Likewise. + * real.c: Likewise. + * reload.c: Likewise. + * stmt.c: Likewise. + +2003-06-12 Janis Johnson <janis187@us.ibm.com> + + * doc/install.texi (m32r-*-elf): Change company to Renesas. + +Thu Jun 12 20:00:55 CEST 2003 Jan Hubicka <jh@suse.cz> + + * basic-block.h (flow_delete_block_noexpunge): Kill. + * cfgrtl.c (flow_delete_block_noexpunge): Merge to + rtl_delete_block. + +2003-06-10 Richard Henderson <rth@redhat.com> + + PR inline-asm/4823 + * reg-stack.c (any_malformed_asm): New. + (check_asm_stack_operands): Set it. + (convert_regs_1): Check it before aborting. + +2003-06-12 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.md: Change all clobbers of the accumulator to sets. + +2003-06-12 Jakub Jelinek <jakub@redhat.com> + + * c-opts.c (complain_wrong_lang): Add on argument. + Print no- switch if on is false. + (c_common_decode_option): Adjust caller. + +2003-06-12 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_emit_prologue): Use LA instead of AR + to initialize GOT register. + +2003-06-12 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (tree_expr_nonnegative_p): Add support for + floating point constants, addition and multiplication. + +2003-06-12 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.md (adddi3_compact, subdi3_compact): Add earlyclobber + constraint modifier for operand 0. + +2003-06-12 Hans-Peter Nilsson <hp@axis.com> + + Don't warn on dollars in builtin macro definitions, + e.g. __REGISTER_PREFIX__. + * cpphash.h (struct cpp_reader): Move member warn_dollars... + * cpplib.h (struct cpp_options): ...to here. Change type to + unsigned char. + * cppinit.c (cpp_create_reader): Set it to 1 here. + (post_options): Don't set it here. + * c-opts.c (c_common_init_options): Reset it to 0 here. + (finish_options): Set it here. + * cpplex.c (forms_identifier_p): Tweak for new location of + warn_dollars. + + * configure.in (assembler dwarf2 debug_line support): Define insn + for cris-*-* and mmix-*-*. + * configure: Regenerate. + +2003-06-11 Uwe Stieber <uwe@kaos-group.de> + + * config.gcc (arm*-*-kaos*, i[34567]86-*-kaos*, powerpc-*-kaos*, + powerpcle-*-kaos*, strongarm-*-kaos*): New targets. + (sh-*-elf*): Add sh*-*-kaos* support. + * config/kaos.h, config/arm/kaos-strongarm.h, config/arm/kaos-arm.h, + config/i386/kaos-i386.h, config/rs6000/kaos-ppc.h, + config/sh/kaos-sh.h: New files. + +2003-06-12 Kazu Hirata <kazu@cs.umass.edu> + + * gcse.c (fis_get_condition): Make it a global function. + * reload1.c (reload_cse_move2add): Detect implicit sets. + * rtl.h: Add a prototype for fis_get_condition. + +2003-06-11 Richard Henderson <rth@redhat.com> + + * stmt.c (expand_asm_operands): Don't warn for memories with + queued addresses. + +2003-06-11 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC): Rewrite without + brackets. + +2003-06-11 Neil Booth <neil@daikokuya.co.uk> + + * hooks.c (hook_int_size_t_constcharptr_int_0): New. + * hooks.h (hook_int_size_t_constcharptr_int_0): New. + * langhooks-def.h (lhd_decode_option, LANG_HOOKS_DECODE_OPTION): Die. + (LANG_HOOKS_HANDLE_OPTION, LANG_HOOKS_INITIALIZER): Update. + * langhooks.c (lhd_decode_option): Remove. + * langhooks.h (struct lang_hooks): Remove decode_option. + * opts.c (handle_option): No longer use decode_option. + +2003-06-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cfgloopanal.c (variable_initial_value): Update the set of altered + registers correctly. + +2003-06-11 Roger Sayle <roger@eyesopen.com> + Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * config/d30v/d30v.h: Delete reference to ASM_FINAL_SPEC. + * config/i386/netbsd-elf.h: Likewise. + * config/m32r/m32r.h: Likewise. + * config/mn10300/mn10300.h: Likewise. + * config/stormy16/stormy16.h: Likewise. + * config/v850/v850.h: Likewise. + * config/vax/netbsd-elf.h: Likewise. + * config/xtensa/elf.h: Likewise. + * config/xtensa/linux.h: Likewise. + +2003-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/mips/iris5gas.h (MDEBUG_ASM_SPEC): Override to match + DWARF 2 default. + + * config/mips/dbxmdebug.h: New file. + * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it with + gas and --with-stabs. + +2003-06-11 Ulrich Weigand <uweigand@de.ibm.com> + + * expr.c (can_move_by_pieces): align argument may be unused. + +2003-06-11 J"orn Rennecke <joern.rennecke@superh.com> + + * expr.c (convert_move): Handle moves between two CONCATs. + +2003-06-11 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.h (RETURN_IN_MEMORY): Accept DImode if + !TARGET_H8300. + +2003-06-11 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (final_prescan_insn): Don't dump rtl. + * config/h8300/h8300.h (MASK_RTL_DUMP): Remove. + (TARGET_RTL_DUMP): Likewise. + (TARGET_SWITHCES): Remove -mrtl-dump. + +2003-06-10 Richard Henderson <rth@redhat.com> + + * optabs.c (gen_cond_trap): Fix prepare_operand typo. + +2003-06-10 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.md (call_gp): Fix memory mode. + +2003-06-10 James E Wilson <wilson@tuliptree.org> + + PR target/8812 + * reload1.c (choose_reload_regs): For equiv reg, add loop over all + hard regs for reload_reg_used_at_all and reg_class_contents checks. + +2003-06-10 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (print_operand): Remove support for + operand character 'b'. + Add the AND case to operand character 'c'. + * config/h8300/h8300.md (two anonymous patterns): Replace + operand character 'b' with 'c'. + +2003-06-10 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (print_operand): Remove support for + operand character 'u'. + +2003-06-10 Nathanael Nerode <neroden@gcc.gnu.org> + + * configure.in: Fix typo. + * configure: Regenerate. + +2003-06-10 Loren James Rittle <ljrittle@acm.org> + + * config/alpha/alpha.c (unicosmk_file_end): Add conditional + compilation guard. + +2003-06-10 J"orn Rennecke <joern.rennecke@superh.com> + + * sh-protos.h (function_symbol): Declare. + * sh.c (expand_block_move, expand_ashiftrt): Use it. + (sh_expand_prologue, sh_expand_epilogue): Likewise. + (sh_initialize_trampoline): Likewise. + (function_symbol): New function. + * sh.md (udivsi3, divsi3, mulsi3, ic_invalidate_line): Use it. + (initialize_trampoline, call, call_pop, call_value, sibcall): Likewise. + (call_value_pop, shcompact_return_tramp): Likewise. + + * sh.h (OVERRIDE_OPTIONS): Don't suppress --profile-arc-flag. + + * sh.md (GOTaddr2picreg): Use gen_lowpart to get lowpart of + target register. + +2003-06-10 DJ Delorie <dj@redhat.com> + + * doc/md.texi (Machine Constraints): Document stormy's Z + constraint. + +2003-06-10 Geoffrey Keating <geoffk@apple.com> + + * except.c (call_site_base): Mark with GTY. + +2003-06-10 Richard Earnshaw <rearnsha@arm.com> + + * arm-proto.h: Convert to ISO C90 prototypes. + * arm.c: Likewise. + +2003-06-10 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (sh_output_mi_thunk): Call insn_locators_initialize. + +2003-06-10 Steve Ellcey <sje@cup.hp.com> + + * calls.c (expand_call): Convert structure_value_addr to Pmode if + necessary. + +2003-06-10 Andrew Haley <aph@redhat.com> + + * langhooks-def.h (LANG_HOOKS_DECL_OK_FOR_SIBCALL): New. + (LANG_HOOKS_DECLS): Add LANG_HOOKS_DECL_OK_FOR_SIBCALL. + (lhd_decl_ok_for_sibcall): New. + * langhooks.c (lhd_decl_ok_for_sibcall): New. + * langhooks.h (lang_hooks_for_decls.ok_for_sibcall): New field. + * calls.c (expand_call): Check lang_hook before generating a + sibcall. + +2003-06-10 DJ Delorie <dj@redhat.com> + + * config/stormy16/stormy16.c (xstormy16_extra_constraint_p): Add Z, + which matches (const_int 0) for addhi3. + * config/stormy16/stormy16.md: Document known constraints. + (addhi3): Handle adding zero. + +2003-06-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> + + * config/m32r/m32r.h (HARD_REGNO_RENAME_OK): New. + * config/m32r/m32r.c (m32r_hard_regno_rename_ok): New. + * config/m32r/m32r-protos.h: Prototype it. + +2003-06-10 Janis Johnson <janis187@us.ibm.com> + + * config/rs6000/eabi.h (TARGET_OS_CPP_BUILTINS): Define builtins + common to rs6000 sysv targets. + * config/rs6000/eabisim.h (TARGET_OS_CPP_BUILTINS): Ditto. + * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Ditto. + +2003-06-10 Nick Clifton <nickc@redhat.com> + + * config.gcc: Add arm-wince-pe target. + * config/arm/pe.h (MULTILIB_DEFAULTS): Define. + Add comment about default apcs26 support. + * config/arm/t-pe (MULTILIB_OPTIONS): Add an -mapcs-32 + multilib. + (MULTILIB_DIRNAMES): Add 'apcs32'. + * config/arm/t-wince-pe: New makefile fragment. + * config/arm/wince-pe.h: New file. Overrides a few definitions + in arm/pe.h + +2003-06-10 Roger Sayle <roger@eyesopen.com> + + * builtins.c (fold_builtin): Optimize cos(-x) as cos(x). + * fold-const.c (fold <NEGATE_EXPR>): Convert -f(x) into f(-x) + when x is easily negated and f is sin, tan or atan. + (fold <MULT_EXPR>): Optimize tan(x)*cos(x) and cos(x)*tan(x) as + sin(x) with flag_unsafe_math_optimizations. + (fold <RDIV_EXPR>): With flag_unsafe_math_optimizations fold + sin(x)/cos(x) as tan(x) and cos(x)/sin(x) as 1.0/tan(x). + +2003-06-10 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold <EQ_EXPR>): Don't fold x == x only if x + is a floating point type *and* we currently honor NaNs. + (fold <NE_EXPR>): Likewise. + +2003-06-10 Mark Mitchell <mark@codesourcery.com> + + PR c++/11131 + * tree-inline.c (inlinable_function_p): Call the language-specific + hook early. + +2003-06-09 David Taylor <dtaylor@emc.com> + + * config/rs6000/rs6000.c (rs6000_va_start, rs6000_va_arg): Skip over + the f_res field. + +2003-06-09 Nathanael Nerode <neroden@gcc.gnu.org> + + * configure.in: Remove references to host_truncate_target. + * configure: Regenerate. + * config.gcc: Remove references to truncate_target, + host_truncate_target. + + * Makefile.in, configure.in, config/m68hc11/t-m68hc11-gas: + Replace "build_canonical" with build, "host_canonical" with host. + * configure.in: Use GCC_TOPLEV_SUBDIRS. + * aclocal.m4: Include ../config/acx.m4. + * configure: Regenerate. + +2003-06-09 David Taylor <dtaylor@emc.com> + + * config/rs6000/rs6000.c (rs6000_build_va_list): Give the two + bytes of padding in the __va_list_tag structure a name (reserved). + +2003-06-09 Jason Merrill <jason@redhat.com> + + * fold-const.c (operand_equal_p): Handle ADDR_EXPR and TRUTH_NOT_EXPR. + +2003-06-09 Osku Salerma <osku@iki.fi> + + * c-format.c (check_format_string, get_constant): New. + (handle_format_attribute, handle_format_arg_attribute, + decode_format_attr): Change to use above functions. + +2003-06-09 Richard Henderson <rth@redhat.com> + + * stmt.c (expand_asm_operands): Re-word warning. + +2003-06-08 Andrew Pinski <pinskia@physics.uc.edu> + + PR target/8787 + * config/i386/djgpp.h (ASM_FILE_START): emit `.intel_syntax' + if -masm=intel. + +2003-06-09 James E Wilson <wilson@tuliptree.org> + + * config/frv/cmovc.c, config/frv/cmovh.c, config/frv/cmovw.c, + config/frv/frvbegin.c, config/frv/frvend.c, config/frv/lib1funcs.asm: + Add libgcc exception. + +2003-06-09 David Edelsohn <edelsohn@gnu.org> + Ayal Zaks <gcchaifa@us.ibm.com> + + * config/rs6000/rs6000.md (define_attr "type"): Add insert_word. + (insvsi*): Add insert_word attribute. + * config/rs6000/rs6000.c (rs6000_variable_issue): Add TYPE_INSERT_WORD. + * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md, + power4.md,rios1.md,rios2.md,rs64.md}: Add insert_word. + +2003-06-09 Kazu Hirata <kazu@cs.umass.edu> + + * fold-const.c (fold): Fix a comment typo. + +2003-06-09 Nathan Sidwell <nathan@codesourcery.com> + + * tree-inline.c (expand_call_inline): DECL_SOURCE_LINE_FIRST is + removed. + +2003-06-09 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (gen_block_redirect): Use locators. + +2003-06-09 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (THUMB_PRINT_OPERAND_ADDRESS): Use %wd in format and remove + cast to int. + +2003-06-09 Richard Sandiford <rsandifo@redhat.com> + + * configure.in: Assume gas 2.14 and above can handle MIPS relocation + operators. + * configure: Regenerated. + +2003-06-09 Richard Sandiford <rsandifo@redhat.com> + Alexandre Oliva <aoliva@redhat.com> + + * config/mips/mips.h (GLOBAL_POINTER_REGNUM): New macro. + (PIC_OFFSET_TABLE_REGNUM): Look at pic_offset_table_rtx after reload. + (STARTING_FRAME_OFFSET): Don't allocate a cprestore slot for + n32/64 PIC. + (MUST_SAVE_REGISTERS): Delete. + * config/mips/mips.c (mips_frame_info): Remove extra_size field. + (machine_function): Add global_pointer field. + (mips_classify_constant): Check for (const $gp) using pointer equality + with pic_offset_table_rtx. + (mips_classify_constant): Handle RELOC_LOADGP_HI and RELOC_LOADGP_LO. + (mips_restore_gp): Use current_function_outgoing_args_size. + (print_operand): Use PIC_OFFSET_TABLE_REGNUM instead of + GP_REG_FIRST + 28. Handle relocation strings that have + more than one '('. + (mips_reloc_string): Handle RELOC_LOADGP_HI and RELOC_LOADGP_LO. + (mips_global_pointer): New function. + (mips_save_reg_p): New function, mostly split out from... + (compute_frame_size): ...here. Remove handling of extra_size. + Reclaim args_size if no variables depend on it. Don't treat gp + as a special case: handle it in the main GPR loop. + (mips_initial_elimination_offset): Fix comment. + (save_restore_insns): Save every register in the GPR mask, + removing distinction between mask and real_mask. + (mips_output_function_prologue): Update .frame psuedo-op after + the removal of extra_size. Move the SVR4 PIC stack allocation + and cprestore instructions to mips_expand_prologue. + (mips_gp_insn): New function. + (mips_expand_prologue): Set REGNO (pic_offset_table_rtx) to + the chosen global pointer. Handle SVR4 PIC stack allocation + in the same way as other ABIs. Adjust varargs code accordingly. + Emit a cprestore insn after allocating the stack. Use mips_gp_insn + to emit the loadgp sequence. Follow it with a loadgp_blockage + if not using explicit relocs. + (mips_output_function_epilogue): Reinstate the default gp register. + (mips16_gp_pseudo_reg): Use pic_offset_table_rtx. + (mips16_optimize_gp): Likewise. + * config/mips/mips.md (UNSPEC_LOADGP): Remove. + (UNSPEC_SETJMP, UNSPEC_LONGJMP): Remove. + (UNSPEC_CPRESTORE, RELOC_LOADGP_HI, RELOC_LOADGP_LO): New. + (loadgp): Remove. + (loadgp_blockage, cprestore): New instructions. + (builtin_setjmp_setup): Implement using emit_move_insn. Use + pic_offset_table_rtx. + (builtin_setjmp_setup_32, builtin_setjmp_setup_64): Remove. + (builtin_longjmp): Use gen_raw_REG to force use of $28. + +2003-06-09 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_output_division): Declare. + * config/mips/mips.h (MASK_CHECK_RANGE_DIV): Remove. + (MASK_BRANCHLIKELY): Use MASK_CHECK_RANGE_DIV's old number. + (TARGET_NO_CHECK_ZERO_DIV, TARGET_CHECK_RANGE_DIV): Remove. + (TARGET_CHECK_ZERO_DIV): New macro. + (TARGET_SWITCHES): Remove -mcheck-range-div & -mno-check-range-div. + * config/mips/mips.c (mips_output_division): New function. + * config/mips/mips.md (length): Take TARGET_CHECK_ZERO_DIV into + account when calculating the default length of a division. + (divmodsi4, divmoddi4, udivmodsi4, udivmoddi4): Turn into define_insns. + Enable regardless of optimization level. Use mips_output_division. + (divmodsi4_internal, divmoddi4_internal, udivmodsi4_internal, + udivmoddi4_internal, div_trap, div_trap_normal, div_trap_mips16, + divsi3, divsi3_internal, divdi3, divdi3_internal, modsi3, + modsi3_internal, moddi3, moddi3_internal, udivsi3, udivsi3_internal, + udivdi3, udivdi3_internal, umodsi3, umodsi3_internal, umoddi3, + umoddi3_internal): Remove. + +2003-06-09 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (mips_reg_names): Change hilo entry to "". + (mips_sw_reg_names): Likewise. + (mips_regno_to_class): Change hilo entry to NO_REGS. + (hilo_operand): Use MD_REG_P. + (extend_operator): New predicate. + (override_options): Remove 'a' constraint. + (mips_secondary_reload_class): Remove hilo handling. Also remove + handling of (plus sp reg) reloads for mips16. + (mips_register_move_cost): Remove hilo handling. + * config/mips/mips.h (FIXED_REGISTERS): Make hilo entry fixed. + (MD_REG_LAST): Remove hilo from range. + (HILO_REGNUM): Delete. + (reg_class): Remove HILO_REG and HILO_AND_GR_REGS. + (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly. + (PREDICATE_CODES): Add entry for extend_operator. + (DEBUG_REGISTER_NAMES): Change hilo entry to "". + * config/mips/mips.md: Remove hilo clobbers wherever they occur. + Remove constraints from multiplication define_expands. Remove + clobbers from "decorative" define_expand patterns. + (UNSPEC_HILO_DELAY): Delete. + (*mul_acc_si, *mul_sub_si): Add early-clobber to operand 6. + (mulsidi3, umulsidi3): Change pattern to match the TARGET_64BIT case. + Adjust C code to just emit insns for !TARGET_64BIT. + (mulsidi3_internal): Rename to mulsidi3_32bit. + (mulsidi3_64bit): Use a "d" constraint for the destination. + Use extend_operator so that the pattern can handle umulsidi3 as well. + Split the instruction after reload. + (*mulsidi3_64bit_parts): New pattern, generated by mulsidi3_64bit. + (umulsidi3_internal): Rename to umulsidi3_32bit. + (umulsidi3_64bit): Remove. + (*smsac_di, *umsac_di): Line-wrap fixes. + (udivsi3_internal): Don't allow operand 2 to be constant. + (udivdi3_internal, umodsi3_internal, umoddi3_internal): Likewise. + (movdi_internal2, movsi_internal): Remove hilo alternatives. + (reload_in[sd]i, reload_out[sd]i, hilo_delay): Remove. + +2003-06-09 Richard Sandiford <rsandifo@redhat.com> + + PR target/10913 + * config/mips/mips.h (TARGET_FILE_SWITCHING, NO_DBX_FUNCTION_END, + PUT_SDB_SCL, PUT_SDB_INT_VAL, PUT_SDB_VAL, PUT_SDB_ENDEF, + PUT_SDB_TYPE, PUT_SDB_SIZE, PUT_SDB_DIM, PUT_SDB_START_DIM, + PUT_SDB_NEXT_DIM, PUT_SDB_LAST_DIM, PUT_SDB_TAG, PUT_SDB_SRC_FILE, + SDB_GENERATE_FAKE, TEXT_SECTION): Delete. + (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF, PUT_SDB_BLOCK_START, + PUT_SDB_BLOCK_END, PUT_SDB_FUNCTION_END): Replace use of + asm_out_text_file with asm_out_file. + * config/mips/iris5gas.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Likewise. + * config/mips/elf.h (TEXT_SECTION): Undefine. + * config/mips/elf64.h (TEXT_SECION): Undefine. + * config/mips/openbsd.h (TEXT_SECION): Undefine. + * config/mips/mips.c (asm_out_text_file, asm_out_data_file): Delete. + (override_options): Disable small-data optimizations unless using + gas or explicit relocations. + (mips_asm_file_start, mips_asm_file_end, mips_output_function_epilogue, + iris6_asm_named_section, iris6_asm_file_start): Remove code for + handling TARGET_FILE_SWITCHING. + (copy_file_data): Move into TARGET_IRIX6 block. + +2003-06-08 Richard Henderson <rth@redhat.com> + + * expr.h (EXPAND_MEMORY): New. + * expr.c (expand_expr): Check it. + * stmt.c (expand_asm_operands): Provide it when the constraint + requires a memory. Warn for memory input constraints without + a memory operand. + +2003-06-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * varasm.c: Don't include c-tree.h. + +2003-06-08 Andreas Jaeger <aj@suse.de> + + * predict.h: Convert to ISO C90 prototypes. + * predict.c: Likewise. + * tree-dump.h: Likewise. + * tree-dump.c: Likewise. + * diagnostic.h: Likewise. + * diagnostic.c: Likewise. + * combine.c: Likewise. + + * rtl.h: Convert prototypes of combine.c to ISO C90. + +Sun Jun 8 21:27:41 CEST 2003 Jan Hubicka <jh@suse.cz> + + * cfglayout.c (insn_scope): New static function + (block_locators_*, line_locators*, file_locators*): New static varrays. + (scope_to_insns_initialize): Use them. + (insn_line, insn_file): New functions. + (scope_to_insns_finalize): Use insn_scope. + (prologue_locator, epilogue_locator): New global variables. + * emit-rt.c (try_split, make_insn_raw, make_jump_insn_raw, + make_call_insn_raw, emit_copy_of_insn_after): Use locators. + (emit_insn_after_scope, emit_insn_before_scope + emit_jump_insn_after_scope, emit_jump_insn_before_scope + emit_call_insn_after_scope, emit_call_insn_before_scope): Rename to... + (emit_insn_after_setloc, emit_insn_before_setloc + emit_jump_insn_after_setloc, emit_jump_insn_before_setloc + emit_call_insn_after_setloc, emit_call_insn_before_setloc): ... these; + use locators. + * final.c (notice_source_line): Use locators. + (final_start_function): Set initial source file and line. + (final_scan_insn): Use locators. + * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants, + noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove, + noce_try_cmove_arith, noce_try_minmax, noce_try_abs, + noce_process_if_block, find_cond_trap): Likewise. + * integrate.c (copy_insn_list): Likewise. + * jump.c (duplicate_loop_exit_test): LIkewise. + * print-rtl.c (print_rtx): Print locators. + * recog.c (peephole2_optimize): Likewise. + * rtl.h (INSN_SCOPE): Remove. + (emit_insn_after_scope, emit_insn_before_scope + emit_jump_insn_after_scope, emit_jump_insn_before_scope + emit_call_insn_after_scope, emit_call_insn_before_scope): Rename to... + (emit_insn_after_setloc, emit_insn_before_setloc + emit_jump_insn_after_setloc, emit_jump_insn_before_setloc + emit_call_insn_after_setloc, emit_call_insn_before_setloc): ... these; + (insn_file, insn_line, prologue_locator, epilogue_locator): Declare. + * unroll.c (copy_loop_body): Use locators. + * function.c (set_insn_locators): New function. + (thread_prologue_and_epilogue_insns): Set the locators accordingly. + +2003-06-08 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.h (LONG_LONG_TYPE_SIZE): Set to 64. + * config/h8300/t-h8300 (LIB1ASMFUNCS): Remove _floatdisf + _fixsfdi _fixunssfdi. + (LIB2FUNCS_EXTRA): Add entries for clzhi2, ctzhi2, parityhi2, + popcounthi2. + (TARGET_LIBGCC2_CFLAGS): Remove -DDI=SI. + * config/h8300/clzhi2.c: New. + * config/h8300/ctzhi2.c: Likewise. + * config/h8300/parityhi2.c: Likewise. + * config/h8300/popcounthi2.c: Likewise. + +Sun Jun 8 15:52:17 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.md (subsi_3_zext, sse2_nandv2di3): Fix predicates. + * i386.c (k8_avoid_jump_misspredicts): Fix debug output. + + * cfg.c (verify_flow_info): Move IL independent checks from cfgrtl here. + (dump_bb): New based on old dump_bb in cfgrtl.c + (debug_bb, debug_bb_n): Move the functions from cfgrtl.c here. + * cfghooks.h (cfgh_verify_flow_info): Return status. + * cfglayout.c (cfg_layout_finalize): Verify CFG correctness. + * cfgrtl.c (debug_bb, debug_bb_n): Move to cfg.c + (dump_bb): Remove generic parts. + (rtl_verify_flow_info_1): Break out from rtl_verify_flow_info. + (rtl_verify_flow_info): Only check things dependeing on linearized RTL. + +2003-06-08 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Rename options.c and options.h to c-options.c and + c-options.h. + (OBJS): Remove options.o. + * c-opts.c: Don'tInclude c-options.h instead of options.h. + * opts.c: Don't include options.h. + (find_opt): Can't use enum opt_code or N_OPTS. + * opts.h (struct cl_option, cl_options, cl_options_count): Move from... + * opts.sh: ... here. + +2003-06-07 Eric Botcazou <ebotcazou@libertysurf.fr> + Ulrich Weigand <Ulrich.Weigand@de.ibm.com> + + PR pch/9830 + * ggc-common.c (HAVE_MMAP_FILE): Include sys/types.h + if HAVE_MINCORE is defined. + (MAP_FAILED): Define if not defined. + (gt_pch_save): Test against MAP_FAILED. + (gt_pch_restore): If HAVE_MINCORE, use MAP_FIXED to force + the mapping address to the preferred base after checking it + is possible to do so. Test against MAP_FAILED. + * configure.in: Test for the presence of mincore in libc. + * config.in: Regenerate. + * configure: Regenerate. + +2003-06-07 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_setup_incoming_varargs): Fix + conditional compilation guard. + +2003-06-08 Kazu Hirata <kazu@cs.umass.edu> + + * optabs.c (expand_abs): Set result_unsignedp to 1 if + flag_trav is zero. + +2003-06-07 Richard Henderson <rth@redhat.com> + + * c-cppbuiltin.c (c_cpp_builtins): Define __EXCEPTIONS for C also. + +2003-06-07 Richard Henderson <rth@redhat.com> + + * basic-block.h (EDGE_SIBCALL): New. + (EDGE_ALL_FLAGS): Update. + * cfg.c (dump_edge_info): Add sibcall name. + * cfgbuild.c (make_edges): Use EDGE_SIBCALL. + * cfgrtl.c (purge_dead_edges): Handle sibcalls. + +2003-06-07 Andreas Jaeger <aj@suse.de> + + * mklibgcc.in (lib2funcs): Remove _exit. + * libgcc2.c: Remove L_exit. + * gbl-ctors.h: Remove declarations dependend on NEED_ATEXIT. + + * system.h: Poison NEED_ATEXIT, ON_EXIT, EXIT_BODY. + + * doc/tm.texi (Misc): Remove NEED_ATEXIT, ON_EXIT, EXIT_BODY. + + * ggc.h: Convert to ISO C90 prototypes. + * ggc-none.c: Likewise. + * ggc-common.c: Likewise. + * ggc-page.c: Likewise. + * ggc-simple.c: Likewise. + + * crtstuff.c: Remove undefined usage of INIT_SECTION_PREAMBLE. + + * system.h: Poison INIT_SECTION_PREAMBLE. + +2003-06-07 Zack Weinberg <zack@codesourcery.com> + + * config.gcc (with_cpu handling): Translate sparc64 in + $machine to --with-cpu=v9. + * config/alpha/alpha.c + (TARGET_ASM_GLOBALIZE_LABEL [TARGET_ABI_UNICOSMK]): Correct definition. + (alpha_setup_incoming_varargs): #ifdef out when TARGET_ABI_UNICOSMK. + + * target.h: New hook asm_out.file_end. + * target.h: Update to match. New hook macro TARGET_ASM_FILE_END. + * toplev.c (compile_file): Use targetm.asm_out.file_end. + * system.h: Poison ASM_FILE_END. + * varasm.c (file_end_indicate_exec_stack): New. + * output.h: Prototype it. + * doc/tm.texi: Document TARGET_ASM_FILE_END and + file_end_indicate_exec_stack. Delete references to attasm.h. + + * config/darwin.h (TARGET_ASM_FILE_END): Reset to darwin_file_end. + (ASM_FILE_END): Delete; move code... + * config/darwin.c (darwin_file_end): Here; new function. + * config/darwin-protos.h: Prototype it. + * config/alpha/alpha.c (unicosmk_asm_file_end): Make static, + rename unicosmk_file_end. + * config/arm/aof.h (ASM_FILE_END): Delete; move code... + * config/arm/arm.c (aof_file_end): ... here; new static function. + Set TARGET_ASM_FILE_END to aof_file_end if AOF_ASSEMBLER. + Make aof_dump_imports and aof_dump_pic_table static. + * config/avr/avr.c (asm_file_end): Rename avr_file_end, make static. + Set TARGET_ASM_FILE_END to avr_file_end. + * config/c4x/c4x.c (c4x_file_end): Make static. Take no arguments. + Set TARGET_ASM_FILE_END to c4x_file_end. + * config/h8300/h8300.c (asm_file_end): Rename h8300_file_end, + make static. Take no arguments. Set TARGET_ASM_FILE_END to + h8300_file_end. + * config/i370/i370.h (ASM_FILE_END): Delete; move code... + * config/i370/i370.c (i370_file_end): ... here; new static function. + Set TARGET_ASM_FILE_END to i370_file_end. + * config/i386/i386.c (ix86_asm_file_end): Rename ix86_file_end. + Take no arguments. Call file_end_indicate_exec_stack if + NEED_INDICATE_EXEC_STACK; don't use SUBTARGET_FILE_END. + * config/i386/i386.h: Set TARGET_ASM_FILE_END, not ASM_FILE_END. + Define NEED_INDICATE_EXEC_STACK to 0. + * config/i386/linux.h, config/i386/linux64.h: Redefine + NEED_INDICATE_EXEC_STACK to 1 instead of setting SUBTARGET_FILE_END. + * config/i386/winnt.c (i386_pe_asm_file_end): Rename to + i386_pe_file_end. Take no arguments. Use ix86_file_end. + * config/ia64/ia64.c (ia64_hpux_asm_file_end): Rename to + ia64_hpux_file_end, make static. Take no arguments. + * config/ip2k/ip2k.c (asm_file_start, asm_file_end, + commands_in_prologues, commands_in_epilogues): Delete. + (function_epilogue): Update to match. + * config/mips/mips.c (mips_asm_file_end): Rename mips_file_end, + make static. Take no arguments. + (iris6_asm_file_end): Rename iris6_file_end, make static, use + mips_file_end, take no arguments. + Set TARGET_ASM_FILE_END to iris6_file_end or mips_file_end as + appropriate. + * config/mmix/mmix.c (mmix_asm_file_end): Rename mmix_file_end, + make static, take no arguments. Set TARGET_ASM_FILE_END to + mmix_file_end. + * config/pa/pa.c (output_deferred_plabels): Make static, take + no arguments. Set TARGET_ASM_FILE_END to output_deferred_plabels. + * config/rs6000/xcoff.h (TARGET_ASM_FILE_END): Set it. + (ASM_FILE_END): Delete; move code... + * config/rs6000/rs6000.c (rs6000_xcoff_file_end): ... here; + new static function. + + * config/avr/avr.h, config/cris/cris.h, config/h8300/h8300.h + * config/mmix/mmix.h, config/mips/iris6.h, config/mips/mips.h: + Don't set ASM_FILE_END. + * config/alpha/linux-elf.h, config/m68k/linux.h, config/rs6000/linux.h + * config/rs6000/linux64.h, config/s390/linux.h, config/sparc/linux.h + * config/sparc/linux64.h: Set TARGET_ASM_FILE_END to + file_end_indicate_exec_stack; don't set ASM_FILE_END. + * config/alpha/unicosmk.h, config/i386/cygming.h + * config/ia64/hpux.h: Set TARGET_ASM_FILE_END, not ASM_FILE_END. + * config/arm/arm-protos.h, config/alpha/alpha-protos.h + * config/avr/avr-protos.h, config/c4x/c4x-protos.h + * config/h8300/h8300-protos.h, config/ia64/ia64-protos.h + * config/ip2k/ip2k-protos.h, config/mips/mips-protos.h + * config/mmix/mmix-protos.h, config/pa/pa-protos.h: Update. + +Sat Jun 7 18:32:13 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.h (OPTION_DEFAULT_SPECS): Avoid -mcpu default when -march is + specified. + +Sat Jun 7 15:20:01 CEST 2003 Jan Hubicka <jh@suse.cz> + + * Makefile.in (stageprofile_build): Kill redundant target. + * i386.c (mdep_reorg): Don't pad jumps for Athlon. + +2003-06-07 Andreas Jaeger <aj@suse.de> + + * doc/tm.texi (Costs): Remove DONT_REDUCE_ADDR documentation. + + * config/avr/avr.h: Remove comment regarding DONT_REDUCE_ADDR. + * config/dsp16xx/dsp16xx.h: Likewise. + * config/i386/i386.h: Likewise. + * config/ip2k/ip2k.h: Likewise. + +2003-06-07 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in (OJBS, c-opts.o): Update. + (c-options.c, c-options.h): Rename options.h and options.c. + (options.h): Rename options_.h. + (opts.o): New. + * c-common.h (c_common_handle_option): Replace c_common_decode_option. + (c_common_init_options): Update prototype. + * c-lang.c (c_init_options): Update prototype. + (LANG_HOOKS_HANDLE_OPTION): Override. + (LANG_HOOKS_DECODE_OPTION): Drop. + * c-opts.c: Include opts.h and options.h instead of c-options.h + and c-options.c. + (lang_flags): Move to file scope. + (find_opt, c_common_decode_option): Remove. + (CL_C, CL_OBJC, CL_CXX, CL_OBJCXX, CL_JOINED, CL_SEPARATE, + CL_REJECT_NEGATIVE): Move to opts.h. + (missing_arg): Update prototype. + (c_common_init_options): Update for new prototype. + (c_common_handle_options): Filenames are passed as N_OPTS. + * hooks.c (hook_int_void_0): New. + * hooks.h (hook_int_void_0): New. + * langhooks-def.h (LANG_HOOKS_INIT_OPTIONS): New default. + (LANG_HOOKS_HANDLE_OPTION): Default to NULL for now. + (LANG_HOOKS_INITIALIZER): Update. + * langhooks.h (init_options): Update. + (handle_option): New. + * opts.c, opts.h: New files. + * opts.sh: Update c file to include opts.h and options.h. + * toplev.c: Include opts.h; change options.h to options_.h. + (parse_options_and_default_flags): Get lang_mask, use + handle_option for language-specific handling. + * objc/objc-lang.c (LANG_HOOKS_DECODE_OPTON): Drop. + (LANG_HOOKS_HANDLE_OPTION): Override. + (objc_init_options): Update. + +2003-06-07 Magnus Kreth <magnus.kreth@gmx.de> + Thibaud Gaillard <thibaud.gaillard@nto.atmel.com> + + PR other/7031 + * Makefile.in (install-common): Remove GCOV_INSTALL_NAME instead of + gcov. + +2003-06-07 Kelley Cook <kelleycook@wideopenwest.com> + + * configure.in (HAVE_LD_RO_RW_SECTION_MIXING): Remove quotes in + section names. + * configure: Regenerate. + +2003-06-07 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/linux64.h (CRT_CALL_STATIC_FUNCTION): Define. + +2003-06-06 James E Wilson <wilson@tuliptree.org> + + PR inline-asm/10890 + * reload1.c (merge_assigned_reloads): Abort only if two reloads have + different in fields. + +2003-06-06 Nathanael Nerode <neroden@gcc.gnu.org> + + * configure.in: Make $(target_subdir) correspond with top level usage. + * Makefile.in: Likewise. + * configure: Regenerate. + +2003-06-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_ALIGNED_COMMON, + ASM_OUTPUT_ALIGNED_LOCAL): Cast `SIZE' and `ALIGNED' parameters to + unsigned HOST_WIDE_INT. + * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMOM, ASM_OUTPUT_ALIGNED_LOCAL): + Likewise. + * pa64-hpux.h (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): + Likewise. + +2003-06-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * doc/install.texi (Prerequisites): New section documenting + tools and packages necessary prior to building and/or + modifying GCC. + * doc/install.texi2html: Also generate prerequisites.html. + +2003-06-06 Richard Earnshaw <rearnsha@arm.com> + + PR target/11052 + * ifcvt.c (noce_process_if_block): Fail if the destination has + side-effects. + +2003-06-06 Jason Merrill <jason@redhat.com> + + * stmt.c (resolve_asm_operand_names): Rename from + resolve_operand_names. No longer static. Avoid needless copying. + Don't build array of constraints. + (expand_asm_operands): Build it here. + * tree.h: Declare resolve_asm_operand_names. + + * stmt.c (expand_decl): Put artificial vars into registers even + when not optimizing, and don't mark the regs as user vars. + +2003-06-06 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (FUNCTION_ARG_1): Consistently use NEW_MODE for the mode + of the generated register. + +2003-06-06 Daniel Jacobowitz <drow@mvista.com> + + * config.gcc: Add a missing sparc64 case. + +2003-06-06 Jakub Jelinek <jakub@redhat.com> + + * mklibgcc.in: Propagate .note.GNU-stack section if needed into + the .hidden assembly stubs. + +2003-06-06 H.J. Lu <hongjiu.lu@intel.com> + + * config.gcc (extra_headers): Add emmintrin.h for i[34567]86-*-* + and x86_64-*-*. + + * config/i386/mmintrin.h: Update version and add alternate + intrinsic names. + * config/i386/xmmintrin.h: Likewise. + + * config/i386/xmmintrin.h: Include <emmintrin.h>. Move SSE2 + intrinsics to ... + * config/i386/emmintrin.h: Here. New file. + +2003-06-06 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold <ABS_EXPR>): Re-fold the result of folding + fabs(-x) into fabs(x). Use tree_expr_nonnegative_p to determine + when the ABS_EXPR (fabs or abs) is not required. + (tree_expr_nonnegative_p): Move the logic that sqrt and exp are + always nonnegative from fold to here. Additionally, cabs and fabs + are always non-negative, and pow and atan are non-negative if + their first argument is non-negative. + + * builtins.c (fold_builtin_cabs): New function to fold cabs{,f,l}. + Evaluate cabs of a constant at compile-time. Convert cabs of a + non-complex argument into fabs. Convert cabs(z) into + sqrt(z.r*z.r + z.i*z.i) at the tree-level with -ffast-math or + -funsafe-math-optimizations or -ffast-math. + (fold_builtin): Convert BUILT_IN_FABS{,F,L} into an ABS_EXPR. + Fold BUILT_IN_CABS{,F,L} using fold_builtin_cabs. + +Thu Jun 5 20:51:09 CEST 2003 Jan Hubicka <jh@suse.cz> + + * sourcebuild.texi (Front End Directory): Document new hooks. + +Fri Jun 6 11:02:35 CEST 2003 Jan Hubicka <jh@suse.cz> + + * function.c (FLOOR_ROUND, CEIL_ROUND): Fix. + * i386.md (gen_pro_epilogue_adjust_stack): Deal with gigantic + stack frames. + (pro_epilogue_adjust_stack_rex64_2): New pattern + +Fri Jun 6 11:03:14 CEST 2003 Jan Hubicka <jh@suse.cz> + Pop Sebastian + Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cfghooks.h, cfghooks.c: New files. + * Makefile.in (BASIC_BLOCK_H): Depends on cfghooks.h. + (OBJS): Add cfghooks.o. + (cfghooks.o): New rule. + * basic-block.h (split_edge): Rename to rtl_split_edge. + (verify_flow_info): Rename to rtl_verify_flow_info. + (cfghooks.h): Included here. + * cfgrtl.c (split_edge): Renamed rtl_split_edge. + (verify_flow_info): Renamed rtl_verify_flow_info. + * toplev.c (rest_of_compilation): Call rtl_register_cfg_hooks. + + * basic-block.h (split_block, split_edge, flow_delete_block, + redirect_edge_and_branch, redirect_edge_and_branch_force): Delete. + (flow_delete_block_noexpunge): Return void. + * cfg.c (verify_flow_info): New function. + * cfgcleanup.c (try_simplify_condjump, outgoing_edges_match, + try_crossjump_to_edge, try_optimize_cfg, delete_unreachable_blocks): + Use delete_block. + * cfglayout.c (function_footer): Rename to... + (cfg_layout_function_footer): ... this variable + (unlink_insn_chain): Make global. + (fixup_reorder_chain, record_effective_endpoints): Update. + (cleanup_unconditional_jumps): Use delete_block. + (cfg_layout_redirect_edge, cfg_layout_split_block): Move to cfgrtl.c + (cfg_layout_duplicate_bb): Use redirect_edge_and_branch_force. + (cfg_layout_initialize, cfg_layout_finalize): Update hooks. + * cfglayout.h (cfg_layout_redirect_edge, cfg_layout_split_block): Delete. + (cfg_layout_function_footer): Declare. + * cfgloopmanip (split_loop_bb): Do not update RBI. + (remove_bbs): Use delete_block. + (loop_reidrect_edge, loop_delete_branch_edge): Use + redirect_edge_and_branch. + (create_preheader): Use split_block and redirect_edge_and_branch_force. + (split_edge_with): Likewise. + * cfgrtl.c: Include cfglayout.h + (split_edge): Rename to ... + (rtl_split_edge) ... this one; make local. + (redirect_edge_and_branch): Rename to ... + (rtl_redirect_edge_and_branch) ... this one; make local. + (redirect_edge_and_branch_force): Rename to ... + (rtl_redirect_edge_and_branch_force) ... this one; make local. + (cfg_layout_delete_block, cfg_layout_delete_edge_and_branch_force): New. + (cfg_layout_redirect_edge_and_branch, cfg_layout_split_block): Move here from + cfglayout.c; update to directly call RTL counterparts. + (rtl_cfg_hooks, cfg_layout_rtl_cfg_hooks): New functions. + * ifcvt.c (find_cond_trap): Use delete_block. + (find_if_case_1): Use delete_block. + (find_if_case_2): Use delete_block. + * rtl.h (unlink_insn_chain): Declare. + * toplev.c (rtl_reigster_cfg_hooks): New. + +2003-06-05 Richard Henderson <rth@redhat.com> + + * recog.c (peephole2_optimize): Revert last change. + +2003-06-05 Richard Henderson <rth@redhat.com> + + * recog.c (peephole2_optimize): Don't split block unless + can_throw_internal. + +2003-06-06 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (get_shift_alg): Correct the syntax of rotxl. + * config/h8300/h8300.md (*addsi3_lshiftrt_16_zexthi): Likewise. + +2003-06-05 Kelley Cook <kelleycook@wideopenwest.com> + + PR optimization/4490 + * config/i386/i386.md: Don't use XFMode if TARGET_128BIT_LONG_DOUBLE. + * doc/invoke.texi (m96bit-long-double, m128bit-long-double): Reword + documentation to accurately reflect what these options do. + +2003-06-06 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/linux.h (STARTFILE_SPEC): Handle -pie. Simplify. + (ENDFILE_SPEC): Redefine to handle -pie. + +2003-06-05 Phil Edwards <phil@jaj.com> + + * Makefile.in (qmtest-g++): Use target_alias, not target. + +2003-06-05 Per Bothner <pbothner@apple.com> + + * toplev.c (push_srcloc): Simplify behavior to save current location + and set current location to parameters. + (pop_srcloc): Simplify semantics. + (lang_dependent_init): Remove now-useless initial push_srcloc. + +2003-05-06 Richard Henderson <rth@redhat.com> + + * dwarf2out.c (loc_descriptor_from_tree): Return 0 for + language-specific tree codes. + +2003-06-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR middle-end/9986 + * pa.c (pa_init_builtins): Also set implicit_built_in_decls for + BUILT_IN_FPUTC_UNLOCKED to NULL_TREE. + +Thu Jun 5 18:32:46 CEST 2003 Jan Hubicka <jh@suse.cz> + + * install.tex: Document profiledbootstrap. + + * configure.in: Add support for lang.stageprofile and + lang.stagefeedback + * Makefile.in (clean, distclean): Kill new stages + (POSTSTAGE1_FLAGS_TO_PASS): Break from ... + (STAGE2_FLAGS_TO_PASS): ... this one. + (STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS): New. + (stage[2-4]_build): Add POSTSTAGE1_FLAGS_TO_PASS. + (stageprofile_build, stageprofile_copy, stagefeedback_build, + stagefeedback_copy): New. + (restageprofile, restagefeedback, stageprofile-start, + stageprofile, stagefeedback-start): Likewise. + +2003-06-05 David Miller <davem@redhat.com> + Richard Henderson <rth@redhat.com> + + * optabs.c (HAVE_conditional_trap): Provide default. + (gen_conditional_trap): Likewise. + (init_optabs): Merge init_traps. + (gen_cond_trap): Use prepare_operand. Restructure and avoid ifdef. + +Thu Jun 5 14:59:44 CEST 2003 Jan Hubicka <jh@suse.cz> + + * combine.c (simplify_if_then_else): (IF_THEN_ELSE (NE REG 0) (0) (8)) + is REG for nonzero_bits (REG) == 8. + +Thu Jun 5 13:23:51 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.md (align): Fix warning; clarify what to do when no p2align + is available. + +2003-06-05 Nick Clifton <nickc@redhat.com> + + * config.gcc (m32r-elf): Revert previous delta. + * config/m32r/t-m32r (crtinit.o): Fix rule to work with + multilibs. Remove m32rx specific version. + (crtfini.o): Likewise. + (EXTRA_MULTILIB_PARTS): Define. + +2003-06-05 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/md.texi (Machine Constraints): Correct the meaning of + constraints related to floating-point registers on SPARC. + +2003-06-05 Eric Botcazou <ebotcazou@libertysurf.fr> + Paolo Bonzini <bonzini@gnu.org> + + PR target/10663 + * configure.in (HAVE_LD_RO_RW_SECTION_MIXING): Redirect + assembler and linker output to /dev/null. + Use a 'sed' construct instead of 'grep -A1'. + * configure: Regenerate. + +2003-06-04 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (struct ix86_address): Add seg. + (no_seg_address_operand): New. + (ix86_decompose_address): Restructure PLUS loop. Accept one + UNSPEC_TP if TARGET_TLS_DIRECT_SEG_REFS. Adjust ESP swap test + to test for a regnum, not stack_pointer_rtx. + (ix86_address_cost): Reduce cost if non-default segment. + (legitimate_address_p): Remove UNSPEC_TP check. + (get_thread_pointer): Add to_reg argument. Don't represent + the thread pointer as a memory load. + (legitimize_tls_address): Split out of ... + (legitimize_address): ... here. + (print_operand_address): Handle parts.seg. + (ix86_expand_move): Use legitimize_tls_address. + (ix86_rtx_costs): Handle UNSPEC_TP. + * config/i386/i386.h (MASK_TLS_DIRECT_SEG_REFS): New. + (TARGET_TLS_DIRECT_SEG_REFS): New. + (TARGET_SWITCHES): Add tls-direct-seg-refs. + (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Default. + (PREDICATE_CODES): Add no_seg_address_operand. + * config/i386/i386.md (lea_1): Use it. + (lea_1_rex64, lea_1_zext, lea_2_rex64): Likewise. + (load_tp_si, add_tp_si, load_tp_di, add_tp_di): New. + * config/i386/linux.h (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): New. + * config/i386/linux64.h (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): New. + * doc/invoke.texi: Add -mtls-direct-seg-refs. + +2003-06-04 Mark Mitchell <mark@codesourcery.com> + + * Makefile.in (QMTESTRUNFLAGS): Set for DejaGNU emulation. + (QMTEST_GPP_TESTS): Use "g++" by default. + (stamp-qmtest): Tweak database creation. + (QMTEST_DIR/context): Update context file format. + (qmtest-g++): Tweak command-line. + +2003-06-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (varasm.o): Don't set -Wno-error. + * rs6000/t-rs6000 (varasm.o, out_object_file): Don't clear. + +2003-06-04 Zack Weinberg <zack@codesourcery.com> + + PR bootstrap/3163 + * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE, AC_FUNC_MMAP_FILE): Delete. + (gcc_AC_FUNC_MMAP_BLACKLIST): New. + * configure.in: Check for sys/mman.h and mmap in AC_CHECK_HEADERS + and AC_CHECK_FUNCS lists, respectively. Use + gcc_AC_FUNC_MMAP_BLACKLIST, not AC_FUNC_MMAP_ANYWHERE nor + AC_FUNC_MMAP_FILE. + * configure, config.in: Regenerate. + +2003-06-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * arm/aout.h (ASM_OUTPUT_SKIP): Fix cast for format specifier warning. + * arm.c (arm_output_function_prologue): Fix format specifiers. + * arm.h (ARM_PRINT_OPERAND_ADDRESS): Likewise. + * m68k.c (m68k_output_mi_thunk): Use more readable %wd instead of + HOST_WIDE_INT_PRINT_DEC. + * vax.c (vax_output_function_prologue): Fix format specifiers. + +2003-06-04 Richard Henderson <rth@redhat.com> + + * cse.c (find_best_addr): Consider binary operators even if second + argument is not CONST_INT. + +2003-06-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * doc/invoke.texi (max-cse-path-length): Document. + +2003-06-04 Richard Henderson <rth@redhat.com> + + * config/i386/i386.md (align): Use ASM_OUTPUT_*ALIGN macros. + +2003-06-04 Andrew Pinski <pinskia@physics.uc.edu> + + * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): + Remove semi-colon at the end of the expression. + +2003-06-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * i370.c (mvs_function_name_length): Fix signed/unsigned warnings. + * i370.h (mvs_function_name_length): Likewise. + * i960.h (CONSTANT_ALIGNMENT): Likewise. + * mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise. + * pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. + * pa.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. + * rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Delete unused + variable. + +2003-06-04 Daniel Jacobowitz <drow@mvista.com> + + * config.gcc: Reorganize --with-cpu logic. Set + configure_default_options according to the default CPU, --with-cpu, + --with-arch, --with-tune, --with-schedule, --with-abi, and + --with-float. Check for legal values of various options. + * configure.in: Define configure_default_options in configargs.h. + * configure: Regenerated. + * config/mips/mips.h (TARGET_DEFAULT_ARCH_P) + (TARGET_DEFAULT_FLOAT_P): New macros. + * gcc.c (do_option_spec): New function. + (struct default_spec, option_default_specs): New. + (main): Call do_option_spec. + * config/alpha/alpha.h, config/arm/arm.h, config/i386/i386.h, + config/mips/mips.h, config/pa/pa.h, config/rs6000/rs6000.h, + config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Define. + + * doc/install.texi: Update --with-cpu documentation. Mention + --with-arch, --with-schedule, --with-tune, --with-abi, and + --with-float. + * doc/tm.texi (Driver): Document OPTION_DEFAULT_SPECS. + +2003-06-04 Daniel Jacobowitz <drow@mvista.com> + + * config.gcc: Only process --with-cpu logic in the third pass. + +2003-06-04 Daniel Jacobowitz <drow@mvista.com> + + * config.gcc: Reorganize --with-cpu section. Remove an + obsolete comment about the default CPU for x86-64. Fix + a typo for the ep9312. Update the list of supported PowerPC + CPUs. Support a limited set of new --with-cpu options + for i386. + +2003-06-04 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_complex_function_value): Unpack + complex numbers <= 32 bits into two registers. + +2003-06-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * alpha.c (print_operand_address): Fix format specifier warnings. + * alpha/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. + * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. + * arm/aof.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise. + * arm/pe.h (ASM_OUTPUT_COMMON): Likewise. + * avr.h (ASM_OUTPUT_COMMON, ASM_GENERATE_INTERNAL_LABEL, + ASM_OUTPUT_SKIP): Likewise. + * c4x.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. + * dsp16xx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. + * h8300.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_COMMON): + Likewise. + * i370.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. + * i386/cygming.h (ASM_OUTPUT_COMMON): Likewise. + * i386/darwin.h (ASM_OUTPUT_COMMON): Likewise. + * i960.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. + * m68k/hp320.h (PRINT_OPERAND_ADDRESS): Likewise. + * mcore.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. + * pdp11.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. + * ptx4.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. + * sparc/freebsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. + * svr3.h (ASM_OUTPUT_COMMON): Likewise. + +2003-06-04 J"orn Rennecke <joern.rennecke@superh.com> + + * c-decl.c (c_init_decl_processing): Clear input_file_name + while building common nodes. + * dwarf2out.c (gen_compile_unit_die, dwarf2out_finish): + Don't add working directory for strings like <built-in> . + +2003-06-04 David Edelsohn <edelsohn@gnu.org> + + * doc/install.texi (*-ibm-aix*): Native as and ld required + to bootstrap on AIX 5L. + +2003-06-04 Richard Henderson <rth@redhat.com> + + * c-common.c (handle_cleanup_attribute): New. + (c_common_attributes): Add it. + * c-decl.c (finish_decl): Honor the cleanup attribute. + * doc/extend.texi (Variable Attributes): Document it. + + * unwind-c.c: New file. + * Makefile.in (LIB2ADDEH): Add it. + * config/t-darwin, config/t-linux, config/t-linux-gnulibc1, + config/ia64/t-ia64: Likewise. + +2003-06-04 Jakub Jelinek <jakub@redhat.com> + + * function.c (trampolines_created): New variable. + (expand_function_end): Set it when doing INITIALIZE_TRAMPOLINE. + * function.h (trampolines_created): Add. + * config/s390/linux.h (ASM_FILE_END): Define. + * config/alpha/linux-elf.h (ASM_FILE_END): Define. + * config/m68k/linux.h (ASM_FILE_END): Define. + * config/rs6000/linux.h (ASM_FILE_END): Define. + * config/rs6000/linux64.h (ASM_FILE_END): Define. + * config/rs6000/ppc-asm.h: Add .note.GNU-stack on powerpc-linux. + * config/sparc/linux.h (ASM_FILE_END): Define. + * config/sparc/linux64.h (ASM_FILE_END): Define. + * config/i386/i386.c (ix86_asm_file_end): Use SUBTARGET_FILE_END. + * config/i386/linux.h (SUBTARGET_FILE_END): Define. + * config/i386/linux64.h (SUBTARGET_FILE_END): Define. + +Wed Jun 4 18:39:33 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (min_insn_size, k8_avoid_jump_misspredicts): New functions + (ix86_reorg): Use it. + * i386.md (align): New insn pattern. + +2003-06-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * toplev.c (rest_of_type_compilation): Fix typo. + +2003-06-04 Jakub Jelinek <jakub@redhat.com> + Alan Modra <amodra@bigpond.net.au> + + * config/i386/linux.h (NO_PROFILE_COUNTERS): Define to 1. + * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Likewise. + * config/i386/netbsd-elf.h (NO_PROFILE_COUNTERS): Likewise. + * config/xtensa/xtensa.h (NO_PROFILE_COUTNERS): Likewise. + * config/darwin.h (NO_PROFILE_COUNTERS): Likewise. + * final.c (NO_PROFILE_COUNTERS): Define to 0 if not defined. + (profile_function): Allow NO_PROFILE_COUNTERS to be non-constant. + * config/rs6000/rs6000.c (output_profile_hook): Likewise. + + * configure.in (powerpc*-*, s390*-*): Set tls_as_opt. + Pass it to $gcc_cv_as. + * configure: Rebuilt. + + * config/rs6000/rs6000.c (rs6000_abi_name): Remove initializer. + (print_operand): Allow TARGET_AIX to be non-constant. + (rs6000_aix_emit_builtin_unwind_init, rs6000_emit_eh_toc_restore): + Define unconditionally. + (rs6000_elf_declare_function_name): New function. + * config/rs6000/rs6000.md (eh_return): Allow TARGET_AIX to be + non-constant. + * config/rs6000/linux64.h [!RS6000_BI_ARCH] (TARGET_64BIT): Define + to 1. + (DEFAULT_ARCH64_P, RS6000_BI_ARCH_P): Define. + [IN_LIBGCC2] (TARGET_64BIT): Define based on whether __powerpc64__ + is defined. + (TARGET_AIX): Define to 1 if TARGET_64BIT. + (PROCESSOR_DEFAULT): Remove. + (TARGET_RELOCATABLE, RS6000_ABI_NAME, INVALID_64BIT, + INVALID_32BIT, SUBSUBTARGET_OVERRIDE_OPTIONS): Define. + [RS6000_BI_ARCH] (OVERRIDE_OPTIONS, ASM_FILE_START): Define. + (ASM_DEFAULT_SPEC, ASM_SPEC, LINK_OS_LINUX_SPEC): Define for both + -m32 and -m64. + (MULTILIB_DEFAULTS): Define. + (SUBSUBTARGET_EXTRA_SPECS): Define. + (ASM_SPEC32, ASM_SPEC64, ASM_SPEC_COMMON): Define. + (TARGET_TOC): Define only if !RS6000_BI_ARCH. + (TARGET_NO_TOC): Remove. + [!RS6000_BI_ARCH] (TARGET_RELOCATABLE, TARGET_EABI, + TARGET_PROTOTYPE): Define to 0. + (NO_PROFILE_COUNTERS): Define to TARGET_64BIT. + (PROFILE_HOOK): Only call output_profile_hook if TARGET_64BIT. + (ADJUST_FIELD_ALIGN, ROUND_TYPE_ALIGN): Adjust to work properly + if !TARGET_64BIT. + (USER_LABEL_PREFIX): Remove. + (JUMP_TABLES_IN_TEXT_SECTION): Define to TARGET_64BIT. + (SETUP_FRAME_ADDRESSES): Only call rs6000_aix_emit_builtin_unwind_init + if TARGET_64BIT. + (TARGET_OS_CPP_BUILTINS): Handle both -m32 and -m64. + (LINK_OS_LINUX_SPEC32, LINK_OS_LINUX_SPEC64): Define. + (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Remove. + (TOC_SECTION_ASM_OP): Define depending on TARGET_64BIT. + (MINIMAL_TOC_SECTION_ASM_OP): Likewise. + (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE): Define depending on + TARGET_64BIT. + (RS6000_CALL_GLUE): Likewise. + (SAVE_FP_PREFIX, SAVE_FP_SUFFIX, RESTORE_FP_PREFIX, + RESTORE_FP_SUFFIX): Likewise. + (ASM_DECLARE_FUNCTION_NAME): Remove. + (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_SOURCE_LINE, + DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Only output dot before function + name if TARGET_64BIT. + (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Handle both TARGET_64BIT and + !TARGET_64BIT. + (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Remove undefs. + (ASM_PREFERRED_EH_DATA_FORMAT): Take TARGET_64BIT into account. + (DRAFT_V4_STRUCT_RET): Define. + (SIGNAL_FRAMESIZE): New enum value. + (MD_FALLBACK_FRAME_STATE_FOR): Define. + * config/rs6000/default64.h: New file. + * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -m32 and -m64 + options. + (SUBTARGET_OVERRIDE_OPTIONS): If rs6000_abi_name is NULL, set it + to RS6000_ABI_NAME. Only disallow mixing of -fPIC with -mcall-aixdesc + if !TARGET_64BIT. + [!RS6000_BI_ARCH] (SUBSUBTARGET_OVERRIDE_OPTIONS): Define. + (ASM_DECLARE_FUNCTION_NAME): Use rs6000_elf_declare_function_name + function. + (TARGET_OS_SYSV_CPP_BUILTINS): Define. + (TARGET_OS_CPP_BUILTINS): Use it. + (CPP_SYSV_SPEC): Remove. + (CPP_SPEC): Remove cpp_sysv. + (SUBTARGET_EXTRA_SPECS): Remove cpp_sysv. + Add SUBSUBTARGET_EXTRA_SPECS. + (SUBSUBTARGET_EXTRA_SPECS): Define. + * config/rs6000/biarch64.h: New file. + * config/rs6000/rs6000-protos.h (rs6000_elf_declare_function_name): + New prototype. + * config/rs6000/x-linux64: New file. + * config/rs6000/t-linux64: Build -m64, -m32 and -m32 -msoft-float + multilibs. + * config/rs6000/eabi-ci.asm: Protect with #ifndef __powerpc64__. + * config/rs6000/eabi-cn.asm: Likewise. + * config/rs6000/tramp.asm: Likewise. + * config/rs6000/sol-ci.asm: Likewise. + * config/rs6000/sol-cn.asm: Likewise. + * config/rs6000/linux.h (TARGET_64BIT): Define to 0. + (TARGET_OS_CPP_BUILTINS): Use TARGET_OS_SYSV_CPP_BUILTINS. + * config/rs6000/ppc-asm.h: Move __powerpc64__ section before + _CALL_AIXDESC section. + * config.gcc (powerpc64-*-linux*): Configure a bi-arch compiler, + defaulting to -m64 unless --with-cpu= is one of the 32-bit CPUs + or default32. + +2003-06-04 Daniel Jacobowitz <drow@mvista.com> + + * config.gcc: Revert accidentally committed ARM changes. + +2003-06-04 Roger Sayle <roger@eyesopen.com> + + * builtins.c (dconstpi, dconste): New mathematical constants. + (init_builtin_dconsts): New function to initialize dconstpi + and dconste. + (fold_builtin): Optimize exp(1.0) = e. Evaluate exp(x) at + compile time with -ffast-math when x is an integer constant. + Optimize tan(0.0) = 0.0. Optimize atan(0.0) = 0.0, + atan(1.0) = pi/4 and tan(atan(x)) = x with -ffast-math. + +2003-06-04 Roger Sayle <roger@eyesopen.com> + + * calls.c (expand_call): Avoid calling pure or const functions + when the result is ignored (or void) and none of the arguments + are volatile. Move warning diagnostic earlier in function. + +2003-06-04 Andreas Jaeger <aj@suse.de> + + * system.h: Do not poison TDESC_SECTION_ASM_OP, + RDATA_SECTION_ASM_OP and SUBTARGET_PROLOGUE. + +2003-06-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * final.c (asm_fprintf): Update comments, accept "-+ #0" flags, + optimize '%' case, handle %c, don't accept %p, %e, %f or %g, + handle %ll, optimize regular character case. + +2003-06-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * Makefile.in (cse.o): Add params.h dependency. + * cse.c: Include params.h. + (PATHLENGTH): Removed. + (struct cse_basic_block_data): Make path array dynamic. + (cse_end_of_basic_block): Use PARAM_MAX_CSE_PATH_LENGTH instead + of PATHLENGTH. + (cse_main, cse_basic_block): Allocate path array. + * params.def (PARAM_MAX_CSE_PATH_LENGTH): New. + +Wed Jun 4 09:49:21 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_reorg): Replace the jump instead of adding nop. + * i386.md (UNSPEC_REP): New constant. + (return_internal_long): New pattern. + +2003-06-04 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/11018 + * config/sparc/sparc.c (sparc_v8plus_shift): Use which_alternative + consistently to decide whether the scratch register is really + required. + +2003-06-04 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/10876 + * config/sparc/sparc.h (CONST_OK_FOR_LETTER): Add + new 'O' constraint for constant 4096. + (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise. + * config/sparc/sparc.md (adddi3 expander): Canonicalize pattern. + Do not transform into MINUS insn for constant 4096. + (*adddi3_sp64 insn): Canonicalize pattern. Add new alternative + for constant 4096 as third operand. + (addsi3 expander): Remove. + (*addsi3 insn): Rename into 'addsi3'. Canonicalize pattern. Add + new alternative for constant 4096 as third operand. + (subdi3 expander): Do not transform into PLUS insn for constant 4096. + (*subdi3_sp64 insn): Add new alternative for constant 4096 as third + operand. + (subsi3 expander): Remove. + (*subsi3 insn): Rename into 'subsi3'. Add new alternative for + constant 4096 as third operand. + * doc/md.texi (Machine Constraints): Document new 'O' constraint for + the SPARC port. + +2003-06-03 Chris Demetriou <cgd@broadcom.com> + + * config/mips/t-linux64 (CRTSTUFF_T_CFLAGS_S): Define. + +2003-06-04 Andreas Jaeger <aj@suse.de> + + * config/i386/uwin.h: Remove SUBTARGET_PROLOGUE. + + * config/i386/i386.c (ix86_expand_prologue): Do not use + SUBTARGET_PROLOGUE. + + * system.h: Poision SUBTARGET_PROLOGUE. + + * config/arm/arm-protos.h: Remove unused rdate_section prototype. + + * output.h: Remove TDESC_SECTION_ASM_OP and RDATA_SECTION_ASM_OP + dependend code. + + * system.h: Poison TDESC_SECTION_ASM_OP and RDATA_SECTION_ASM_OP. + + * system.h: Poison INSN_CACHE_DEPTH, INSN_CACHE_SIZE and + INSN_CACHE_LINE_WIDTH. + + * libgcc2.c (INSN_CACHE_PLANE_SIZE): Removed. + (__clear_cache): Remove code dependend on INSN_CACHE_DEPTH, + INSN_CACHE_SIZE and INSN_CACHE_LINE_WIDTH. + + * doc/tm.texi (Trampolines): Remove INSN_CACHE_DEPTH, + INSN_CACHE_SIZE and INSN_CACHE_LINE_WIDTH. + + * dbxout.c (dbxout_type): Remove usage of DBX_OUTPUT_ENUM. + (dbxout_symbol): Remove usage of DBX_OUTPUT_CONSTANT_SYMBOL. + (dbxout_block): Remove usage of DBX_OUTPUT_CATCH. + (dbxout_block): Remove usage of DBX_LBRAC_FIRST. + (dbxout_source_file): Remove usage of DBX_OUTPUT_SOURCE_FILENAME. + (dbxout_init): Remove test for DBX_WORKING_DIRECTORY. + + * doc/tm.texi (DBX Options): Do not document DBX_LBRAC_FIRST, + DBX_OUTPUT_SOURCE_FILENAME and DBX_OUTPUT_ENUM and + DBX_WORKING_DIRECTORY. + + * system.h: Poison DBX_LBRAC_FIRST, DBX_OUTPUT_ENUM, + DBX_OUTPUT_SOURCE_FILENAME and DBX_WORKING_DIRECTORY. + + * config/frv/frv-protos.h: Remove unused const_section + declaration. + * config/vax/vax-protos.h: Likewise. + + * output.h: Remove CONST_SECTION_ASM_OP usage. + + * system.h: Poison CONST_SECTION_ASM_OP. + + * crtstuff.c (__do_global_dtors_aux): Remove usage of + CRT_GET_RFIB_TEXT. + (frame_dummy): Likewise. + * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise. + * system.h: Poison CRT_GET_RFIB_TEXT. + + * collect2.c (is_ctor_dtor): Remove CFRONT_LOSSAGE dependend code. + + * fix-header.c: Remove ADD_MISSING_EXTERN_C dependend variables. + (write_lbrac): Remove ADD_MISSING_EXTERN_C dependend code. + (recognized_function): Likewise. + (read_scan_file): Likewise. + +2003-06-03 Roger Sayle <roger@eyesopen.com> + + * optabs.c (expand_binop): Optimize complex multiplication for + the case of squaring a complex argument. + +2003-06-03 Roger Sayle <roger@eyesopen.com> + + * optabs.c (expand_binop): Attempt to reuse pseudos for duplicate + non-volatile operands of binary operations. + (prepare_cmp_insn): Likewise. + +2003-06-03 Roger Sayle <roger@eyesopen.com> + + * varasm.c (force_const_mem): Handle alignment of constants not + representable as a type in the front-end language. + +2003-06-03 Kazu Hirata <kazu@cs.umass.edu> + + * flow.c (initialize_uninitialized_subregs): Use + emit_move_insn instead of emitting a hardcoded move. + +2003-06-03 Richard Henderson <rth@redhat.com> + + * optabs.c (expand_abs_nojump): Split out from ... + (expand_abs): ... here. + * optabs.h (expand_abs_nojump): Declare. + * ifcvt.c: (noce_try_abs): Use expand_abs_nojump. + * Makefile.in (ifcvt.o): Depend on optabs.h. + +2003-06-03 Alan Modra <amodra@bigpond.net.au> + + * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Heed flag_merge_constants. + +2003-06-03 Jason Thorpe <thorpej@wasabisystems.com> + + * config.gcc (default_use_cxa_atexit): New variable, defaults to no. + (*-*-netbsd[2-9]* | *-*-netbsdelf[2-9]*): Set default_use_cxa_atexit + to yes. + * configure.in: Allow default_use_cxa_atexit to determine the + value of DEFAULT_USE_CXA_ATEXIT if not explicitly enabled or + disabled. + * configure: Regenerate. + +2003-06-03 Douglas B Rupp <rupp@gnat.com> + + * Makefile.in (TEXI_GCC_FILES): Remove vms.texi entry. + * doc/gcc.texi: Remove vms.texi section. + * doc/vms.texi: Remove obsolete file. + +2003-05-23 J"orn Rennecke <joern.rennecke@superh.com> + + * configure.in (inhibit_libc): Don't define when configuring + with --with-newlib --with-headers. + * configure: Regenerate. + + * t-sh: Remove LIB2FUNCS_EXTRA and embed-bb.c rules. + +2003-06-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * configure.in (gcc_cv_as_hidden): Disable .hidden completely on + IRIX 6 without GNU ld. + * configure: Regenerate. + +2003-06-03 Roger Sayle <roger@eyesopen.com> + + * expr.c (emit_move_insn_1): Use emit_move_insn to move the parts + of a complex number rather than invoke mov_optab directly. + +2003-06-03 Kazu Hirata <kazu@cs.umass.edu> + + * combine.c (simplify_set): Don't move a subreg in SET_SRC to + SET_DEST if WORD_REGISTER_OPERATIONS is not defined. + +2003-06-03 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/i386/x86-64.h: Remove two target-independent comments; + replace "GNU CC" with "GCC". + +2003-06-03 Anthony Green <green@redhat.com> + + * config/frv/t-frv (EXTRA_HEADERS): Remove media.h + +2003-06-03 Roger Sayle <roger@eyesopen.com> + + * builtins.def (BUILT_IN_CABS, BUILT_IN_CABSF, BUILT_IN_CABSL): + New builtins representing ISO C99's cabs, cabsf and cabsl. + * builtins.c (expand_builtin_fabs): New function. + (expand_builtin_cabs): New function. + (expand_builtin): Expand BUILT_IN_FABS{,F,L} and BUILT_IN_CABS{,F,L} + using expand_builtin_fabs and expand_builtin_cabs respectively. + + * doc/extend.texi: Document new cabs, cabsf and cabsl builtins. + +2003-06-03 Aldy Hernandez <aldyh@redhat.com> + + * function.c (assign_parms): Split complex arguments. + + * doc/tm.texi (SPLIT_COMPLEX_ARGS): Document. + + * expr.h (SPLIT_COMPLEX_ARGS): Define. + (split_complex_types): Protoize. + (split_complex_values): Protoize. + + * calls.c (expand_call): Split complex arguments on architectures + that require it. + (split_complex_values): New. + (split_complex_types): New. + + * config/rs6000/rs6000.c (rs6000_libcall_value): New. + (rs6000_function_value): Handle complex values on AIX. + (rs6000_complex_function_value): New. + + * config/rs6000/rs6000-protos.h (rs6000_libcall_value): Protoize. + + * config/rs6000/rs6000.h (LIBCALL_VALUE): Call function. + (SPLIT_COMPLEX_ARGS): New. + +2003-06-03 Jakub Jelinek <jakub@redhat.com> + + * configure.in (HAVE_LD_PIE): Check for ld -pie. + * config.in: Rebuilt. + * configure: Rebuilt. + * toplev.c (flag_pie, flag_shlib): New variables. + (f_options): Add -fpie and -fPIE. + (parse_options_and_default_flags): Set flag_pic if -fpie/-fPIE. + Set flag_shlib if flag_pic and not -fpie/-fPIE. + * flags.h (flag_pic, flag_shlib): Add. + * varasm.c (default_binds_local_p): Use flag_shlib instead of + flag_pic. + * gcc.c (LINK_PIE_SPEC): Define. + (LINK_COMMAND_SPEC): Use LINK_PIE_SPEC. + (option_map): Add --pie -> -pie mapping. + * config/sol2.h (ASM_SPEC): Handle -fpie the same way as -fpic + and -fPIE the same way as -fPIC. + * config/openbsd.h (ASM_SPEC): Likewise. + * config/frv/frv.h (ASM_SPEC): Likewise. + * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Likewise. + * config/arm/semi.h (ASM_SPEC): Likewise. + * config/arm/netbsd-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise. + * config/freebsd-spec.h (FBSD_CPP_SPEC): Likewise. + * config/i386/beos-elf.h (CC1_SPEC): Likewise. + * config/i386/freebsd-aout.h (ASM_SPEC): Likewise. + * config/m68k/linux.h (CPP_SPEC): Likewise. + * config/m68k/netbsd.h (ASM_SPEC): Likewise. + * config/m68k/openbsd.h (ASM_SPEC): Likewise. + * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise. + * config/mips/linux.h (SUBTARGET_CPP_SPEC): Likewise. + * config/mips/openbsd.h (SUBTARGET_ASM_SPEC): Likewise. + * config/pa/pa-linux.h (CPP_SPEC): Likewise. + * config/netbsd-aout.h (ASM_SPEC): Likewise. + * config/rs6000/sysv4.h (ASM_SPEC, CPP_SYSV_SPEC): Likewise. + * config/rs6000/vxworks.h (CPP_SPEC): Likewise. + * config/sparc/linux.h (CPP_SUBTARGET_SPEC, ASM_SPEC): Likewise. + * config/sparc/linux64.h (CPP_SUBTARGET_SPEC, ASM_SPEC): Likewise. + * config/sparc/sparc.h (ASM_SPEC): Likewise. + * config/sparc/sp64-elf.h (ASM_SPEC): Likewise. + * config/sparc/sysv4.h (ASM_SPEC): Likewise. + * config/sparc/netbsd-elf.h (ASM_SPEC): Likewise. + * config/sparc/openbsd64.h (ASM_SPEC): Likewise. + * config/cris/linux.h (CRIS_ASM_SUBTARGET_SPEC): Likewise. + * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC): Handle -pie. + Simplify. + * config/alpha/elf.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise. + * config/i386/linux64.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise. + * config/ia64/linux.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise. + * config/rs6000/sysv4.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise. + * config/rs6000/linux64.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise. + * config/sparc/linux.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise. + * config/sparc/linux64.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise. + * doc/invoke.texi: Document -pie, -fpie and -fPIE options. + +2003-06-03 Jakub Jelinek <jakub@redhat.com> + + * builtins.c (expand_builtin_memcpy): Remove endp argument and endp + != 0 handling. Pass 0 to store_by_pieces. + (expand_builtin_mempcpy): Add endp argument. Don't call + expand_builtin_memcpy, call store_by_pieces resp. move_by_pieces + directly. If ignoring result, only do expand_call. + (expand_builtin_stpcpy): Likewise. Call expand_builtin_mempcpy + otherwise. + (expand_builtin_strncpy, expand_builtin_memset): Adjust + store_by_pices callers. + (expand_builtin): Adjust expand_builtin_memcpy and + expand_builtin_mempcpy callers. + * expr.c (can_move_by_pieces): New function. + (move_by_pieces): Add endp argument, return to resp. memory at end + or one byte earlier depending on endp. + (store_by_pieces): Likewise. + (emit_block_move): Adjust call to move_by_pieces. + (emit_push_insn): Adjust move_by_pieces caller. + * expr.h (can_move_by_pieces): New prototype. + (store_by_pieces): Adjust prototypes. + * rtl.h (move_by_pieces): Adjust prototype. + * config/mips/mips.c (expand_block_move): Adjust move_by_pieces + caller. + +2003-06-03 Ben Elliston <bje@wasabisystems.com> + + * doc/md.texi (Processor pipeline description): Improve wording. + +2003-06-03 Neil Booth <neil@daikokuya.co.uk> + + * c-opts.c (c_common_handle_option): New, pulled out of + c_common_decode_option. Substitute uses of argv. + (c_common_decode_option): Broken into two. + +2003-06-02 Roger Sayle <roger@eyesopen.com> + Zack Weinberg <zack@codesourcery.com> + + * emit-rtl.c (gen_complex_constant_part): Remove unnecessary + test of TREE_CONSTANT_POOL_ADDRESS_P. + +2003-06-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * mips.c: Don't include output.h twice. + * stormy16.c: Likewise. + * xtensa.c: Likewise. + * output.h: Protect against multiple inclusion. + +2003-06-02 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (OLD_ARG_MODE): New macro. + (FUNCTION_ARG_ADVANCE, FUNCTION_ARG_PASS_BY_REFERENCE): Use it. + (FUNCTION_ARG_1): Break out of: + (FUNCTION_ARG). Use OLD_ARG_MODE. + +2003-06-02 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> + + * gcc/config.gcc Add support multilib parts for m32rx processor. + +2003-06-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (c-options.c): Pass in $(AWK) to opts.sh. + (mostlyclean): Delete c-options.c and c-options.h. + +2003-06-02 Neil Booth <neil@daikokuya.co.uk> + + * c-opts.c (CL_REJECT_NEGATIVE): New. + (c_common_decode_option): Update to use it. + * c.opt: Update documentation; use RejectNegative. + * opts.sh: Handle RejectNegative. + +2003-06-01 Zack Weinberg <zack@codesourcery.com> + + * ggc-page.c (init_ggc): Give better diagnostics on failure to + open /dev/zero. + * toplev.c (crash_signal): Reset handling for received signal + to SIG_DFL. + +2003-06-02 Ben Elliston <bje@wasabisystems.com> + + * config/arm/arm.c (arm_use_dfa_pipeline_interface): Declare. + (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define if not already. + (arm_use_dfa_pipeline_interface): Implement. + * config/arm/arm.md (arm): New automaton. + (write_buf): Remove function units; new cpu unit. + (write_blockage): Remove function units; new cpu unit. + (core): Remove function units; new cpu unit. + (r_mem_f_wbuf): New instruction reservation. + (store1_wbuf, store2_wbuf, store3_wbuf, store4_wbuf): Likewise. + (store1_ldsched, store2, store3, store4): Likewise. + (load_ldsched, load_ldsched_xscale, load_or_store): Likewise. + (mult, mult_ldsched, mult_ldsched_strongarm): Likewise. + (multi_cycle, single_cycle): Likewise. + * config/arm/fpa.md (armfp): New automaton. + (fpa): Remove function units; new cpu unit. + (fpa_mem): Remove function unit; new cpu unit. + (fdivx, fdivd, fdivs, fmul, ffmul, farith, ffarith): New reservations. + (r_2_f, f_2_r, f_load, f_store, r_mem_f, f_mem_r): Likewise. + +2003-06-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtin-attrs.def (ATTR_ASM_FPRINTF): New. + * c-format.c (enum format_type): Add asm_fprintf_format_type. + (NOARGUMENTS, asm_fprintf_length_specs, asm_fprintf_flag_specs, + asm_fprintf_flag_pairs, asm_fprintf_char_table): New. + (format_types_orig): Renamed from format_types. Add new data. + (format_types): Declare as pointer. + (handle_format_attribute): Move later in file so we have all + necessary declarations. Add section to capture HOST_WIDE_INT. + * output.h (ATTRIBUTE_ASM_FPRINTF, __gcc_host_wide_int__): New. + (asm_fprintf): Mark with ATTRIBUTE_ASM_FPRINTF. + +2003-06-01 Andreas Jaeger <aj@suse.de> + + * doc/tm.texi (Storage Layout): Remove ROUND_TYPE_SIZE and + ROUND_TYPE_SIZE_UNIT. + + * stor-layout.c (finalize_record_size): Remove usages of + ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT. + (finalize_type_size): Likewise. + (layout_type): Likewise. + + * system.h: Poison ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT. + + * loop.c (check_insn_for_givs): Remove DONT_REDUCE_ADDR macro. + + * config/d30v/d30v.h: Remove text copied from the manual. + +2003-06-01 Roger Sayle <roger@eyesopen.com> + John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + Geoffrey Keating <geoffk@apple.com> + + * emit-rtl.c (gen_lowpart_common): Handle interpreting integer + constants as condition code values. + +2003-06-01 DJ Delorie <dj@redhat.com> + + * cppmacro.c (warn_of_redefinition): Handle cases where the two + definitions have different numbers of tokens. + +2003-06-01 Andreas Jaeger <aj@suse.de> + + * gen-protos.c (main): Readd unused attribute for argc. + +2003-06-01 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in (c-options.c, c-options.h): Parallel make safe. + * c.opt: End in blank line. + * opts.sh: Take AWK from environment if available; use C locale. + +2003-06-01 Andreas Schwab <schwab@suse.de> + + * config/m68k/linux.h: Remove code protected by USE_GNULIBC_1. + +2003-06-01 Andreas Jaeger <aj@suse.de> + + * gen-protos.c (main): Revert patch to check for argument. + +2003-06-01 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/11044 + * config/i386/i386.md (length attribute): Set length to 4 + for instructions of type "fcmp". + +2003-06-01 Andreas Jaeger <aj@suse.de> + + * toplev.c: Use ISO C90 prototypes. + + * toplev.h: Use ISO C90 prototypes. + + * genrecog.c: Use ISO C90 prototypes. + (nodes_identical): Correct declaration to match prototype. + (maybe_both_true): Likewise. + (merge_trees): Likewise. + + * genpeep.c (gen_peephole): Remove #if 0 code. + Use ISO C90 prototypes. + + * genattrtab.c (copy_rtx_unchanging): Remove #if 0'ed code. + Remove #if 0'ed function simplify_by_alternatives. + (optimize_attrs): Remove #if 0'ed code. + Remove ^L. + Use ISO C90 prototypes. + (make_canonical): Remove #if 0'ed code. + (convert_const_symbol_ref): Remove #if 0'ed function. + + * gen-protos.c (main): Check for argument. + + * rtl.h: Use ISO C90 prototypes for functions from lists.c. + + * params.h: Use ISO C90 prototypes. + * params.c: Likewise. + * intl.c: Likewise. + * intl.h: Likewise. + * lists.c: Likewise. + * errors.c: Likewise. + * errors.h: Likewise. + * gencodes.c: Likewise. + * genpreds.c: Likewise. + * genattr.c: Likewise. + * gen-protos.c: Likewise. + * genflags.c: Likewise + * genconditions.c: Likewise. + * genautomata.c: Likewise. + * gencheck.c: Likewise. + * genconfig.c: Likewise. + * genconstants.c: Likewise. + * genemit.c: Likewise. + * genextract.c: Likewise. + * gengenrtl.c: Likewise. + * gengtype.c: Likewise. + * gengtype.h: Likewise. + * genopinit.c: Likewise. + * genoutput.c: Likewise. + * gensupport.c: Likewise. + * gensupport.h: Likewise. + + * sdbout.h: Use ISO C90 prototypes. + + * sdbout.c (CONTIN): Removed empty macro. + (sdbout_one_type): Remove CONTIN usages. + Remove ^Ls. + (tag_of_ru_type): Remove #if 0'ed function. + (sdbout_symbol): Remove #if 0'ed code. + (sdbout_one_type): Remove a #if 1. + (sdbout_one_type): Remove #if 0'ed code. + (sdbout_init): Remove RMS_QUICK_HACK_1 code. + Remove PARAMS, use ISO C90 prototypes for all functions. + +2003-06-01 Josef Zlomek <zlomekj@suse.cz> + + * rtl.def (CONST_DOUBLE): Update comment. + +2003-06-01 Neil Booth <neil@daikokuya.co.uk> + + * opts.sh: Remove path from sort. + +2003-06-01 Aldy Hernandez <aldyh@redhat.com> + + PR/9680 + * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Require + TARGET_SPE for SPE_VECTOR_MODE. + +2003-05-31 Aldy Hernandez <aldyh@redhat.com> + + * toplev.c (botch): Remove. + (do_abort): Remove. + (set_Wunused): Comment. + (set_Wextra): Comment. + Remove ^L's. + (rest_of_compilation): Factor out common code into functions. + (rest_of_handle_inlining): New. + (rest_of_handle_ssa): New. + (rest_of_handle_cse): New. + (rest_of_handle_gcse): New. + (rest_of_handle_loop_optimize): New. + (rest_of_handle_jump_bypass): New. + (rest_of_handle_sibling_calls): New. + (rest_of_handle_null_pointer): New. + (rest_of_handle_addresof): New. + (rest_of_handle_flow): New. + (rest_of_handle_branch_prob): New. + (rest_of_handle_if_conversion): New. + (rest_of_handle_tracer): New. + (rest_of_handle_loop2): New. + (rest_of_handle_cse2): New. + (rest_of_handle_life): New. + (rest_of_handle_combine): New. + (rest_of_handle_if_after_combine): New. + (rest_of_handle_regmove): New. + (rest_of_handle_sched): New. + (rest_of_handle_old_regalloc): New. + (rest_of_handle_new_regalloc): New. + (rest_of_handle_regrename): New. + (rest_of_handle_reorder_blocks): New. + (rest_of_handle_sched2): New. + (rest_of_handle_new_regalloc): New. + (rest_of_handle_old_regalloc): New. + (rest_of_handle_regrename): New. + (rest_of_handle_reorder_blocks): New. + (rest_of_handle_stack_regs): New. + (rest_of_handle_machine_reorg): New. + (rest_of_handle_delay_slots): New. + (rest_of_handle_final): New. + + * toplev.h (botch): Remove prototype. + (do_abort): Same. + +2003-05-31 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in (c-opts.o, c-options.h): Update dependencies. + * c-opts.c: Include c-options.h and c-options.c. + (CL_C_ONLY, CL_OBJC_ONLY, CL_CXX_ONLY, CL_OBJCXX_ONLY): + Rename CL_C, CL_OBJC, CL_CXX, CL_OBJCXX. + (CL_ARG, CL_ALL, COMMAND_LINE_OPTIONS, struct cl_option, + OPT, opt_comp): Remove. + (missing_arg, c_common_init_options, c_common_decode_option, + write_langs): Update for macro redefinitions and enumeration + name changes. + * c.opt, opts.sh: New files. + * doc/passes.texi: Update. + +2003-05-31 Andreas Jaeger <aj@suse.de> + + * function.c (trampoline_address): Remove ALLOCATE_TRAMPOLINE + usage. + + * doc/tm.texi (Trampolines): Remove ALLOCATE_TRAMPOLINE. + + * config/d30v/d30v.h: Remove traces of ALLOCATE_TRAMPOLINE. + + * system.h: Poison ALLOCATE_TRAMPOLINE. + + * doc/tm.texi (Misc): Remove HANDLE_PRAGMA. + * system.h: Poison HANDLE_PRAGMA. + +2003-05-31 Kazu Hirata <kazu@cs.umass.edu> + + * doc/invoke.texi: Update dump file names. + +2003-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-format.c (format_length_info, format_char_info, + format_flag_spec, format_flag_pair, format_kind_info): + De-const-ify structure members. + +2003-05-31 Roger Sayle <roger@eyesopen.com> + + * flags.h (flag_wrapv): New flag controlling overflow semantics. + * toplev.c (flag_wrapv): Declare the variable with default false. + (lang_independent_options): New option "-fwrapv" to set the above. + + * fold-const.c (extract_muldiv_1): Disable optimization of (2*x)/2 + as x, when signed arithmetic overflow wraps around. + (fold): Optimize "-A - B" as "-B - A" if overflow wraps around. + * loop.c (basic_induction_var): Ignore BIVs that rely on undefined + overflow when flag_wrapv is true. + + * doc/invoke.texi: Document new -fwrapv command line option. + * doc/c-tree.texi: Mention that the overflow semantics of + NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR and MULT_EXPR is dependent + upon both flag_wrapv and flag_trapv. + +2003-05-31 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/install.texi (mips-sgi-irix5): Add missing + HTML <hr> marker. + +2003-05-31 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/md.texi (Machine Constraints): Document + missing SPARC constraints. + +2003-05-31 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/md.texi (Automaton pipeline description): Use + "type" instead of "cpu" as the attribute in the examples. + +2003-05-30 Stan Shebs <shebs@apple.com> + + * system.h: Poison OBJC_PROLOGUE. + +2003-05-30 Roger Sayle <roger@eyesopen.com> + + * emit-rtl.c (gen_complex_constant_part): New function for getting + the constant real or imaginary part of a complex constant. + (gen_realpart): Use it. + (gen_imagpart): Likewise. + +2003-05-30 Kazu Hirata <kazu@cs.umass.edu> + + * doc/invoke.texi: Fix typos. + * doc/rtl.texi: Likewise. + +2003-05-30 Dhananjay Deshpande <dhananjayd@kpitcummins.com> + + * config/h8300/crti.asm: Use .h8300hn and .h8300sn for normal + mode. + * config/h8300/crtn.asm: Likewise. + * config/h8300/lib1funcs.asm: Likewise. + * config/h8300/h8300.c (asm_file_start): Likewise. + * config/h8300/elf.h (LINK_SPEC): Use h8300hnelf and + h8300snelf emulations for normal mode. + * config/h8300/h8300.h (LINK_SPEC): Use h8300hn and h8300sn + emulations for normal mode. + +2003-05-30 Dhananjay Deshpande <dhananjayd@kpitcummins.com> + + * config/h8300/h8300.c (h8300_tiny_constant_address_p): Return + true if TARGET_NORMAL_MODE. + +2003-05-30 Roger Sayle <roger@eyesopen.com> + + * cse.c (cse_insn): Simplify REG_EQUAL note on libcalls when + making a substitution. + (dead_libcall_p): If directly replacing a libcall with a + constant value produces an invalid instruction, also try forcing + the constant into the constant pool. + * expr.c (emit_move_insn): Add a REG_EQUAL note when it is not + obvious that the source is a constant. + (compress_float_constant): Use set_unique_reg_note to place + REG_EQUAL notes on instructions. + +2003-05-30 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.c (extern_list): Add GTY marker. + (extern_head): Separate out definition. Add marker. + (mips_output_external): Use ggc_alloc for extern_list + allocation. + (mips_output_external_libcall): Ditto. + +2003-05-30 Florian Weimer <fw@deneb.enyo.de> + + * doc/install.texi: Ada-enabled bootstrap requires GNAT 3.14 or + later. + +2003-05-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * vax.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier + warnings. + (PRINT_OPERAND): Likewise. + +2003-05-30 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Move + -mdebug/-no-mdebug switches ... + (MDEBUG_ASM_SPEC): ... here. + Use only with gas. + (EXTRA_SPECS): Initialize mdebug_asm_spec. + +2003-05-29 Matt Kraai <kraai@alumni.cmu.edu> + + * gthr-gnat.c: Remove #undef UNUSED. + (__gnat_default_lock, __gnat_default_unlock): Prototype. + (__gnat_task_lock, __gnat_task_unlock): Make declarations + prototypes. + (__gnat_install_locks): Convert declaration to ISO C90, make + parameter declarations prototypes, and remove blank line. + * gthr-gnat.h (__gnat_install_locks): Make parameter + declarations prototypes. + +2003-05-29 Jason Merrill <jason@redhat.com> + + * Makefile.in (unstrap): Remove stage_last after make unstage1. + +2003-05-29 Roger Sayle <roger@eyesopen.com> + + * mips-tfile.c (PAGE_SIZE): Increase page size to 32K. + +2003-05-29 Roger Sayle <roger@eyesopen.com> + Kaveh Ghazi <ghazi@caip.rutgers.edu> + + PR bootstrap/10169 + * mips-tfile.c (main): Use getopt_long instead of getopt. + Add new command line option --version to display version. + Treat --verbose like -v to report a single line version. + (options): New global variable for getopt_long. + * mips-tdump.c (main): Use getopt_long instead of getopt. + New command line options -v, --version and -verbose to display + the program version number (to match mips-tfile's behavior). + (options): New global variable for getopt_long. + + * gcov.c (options): Zero-terminate getopt_long array. + * gcov-dump.c (options): Likewise. + + * Makefile.in (mips-tdump.o): Add dependency on version.h. + +2003-05-29 Stan Shebs <shebs@apple.com> + + Remove OBJC_PROLOGUE everywhere. + * objc/objc-act.c (finish_objc): Remove use of OBJC_PROLOGUE. + * config/avr/avr.h: Remove no-op ref to OBJC_PROLOGUE. + * config/d30v/d30v.h: Similarly. + * config/ip2k/ip2k.h: Similarly. + * doc/tm.texi: Remove doc of OBJC_PROLOGUE. + +2003-05-29 Roger Sayle <roger@eyesopen.com> + + * c-semantics.c (genrtl_do_stmt_1): New function split out from... + (gen_rtl_do_stmt): ... here. Call genrtl_do_stmt_1. + (expand_unreachable_stmt): Expand unreachable while statements + using genrtl_do_stmt_1. + +2003-05-29 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_output_load_label): Declare. + * config/mips/mips.c (mips_output_load_label): New function. + (mips_output_conditional_branch): Use it. + * config/mips/mips.md (jump): And here. + +2003-05-28 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa-protos.h (smalloffset_double_mem_p): Delete. + (xtensa_split_operand_pair): New proto. + * config/xtensa/xtensa.c (move_operand): Handle DFmode and DImode. + (smalloffset_double_mem_p): Delete. + (gen_float_relational, printx, print_operand, xtensa_va_arg): + Fix whitespace. + (xtensa_split_operand_pair): New. + (xtensa_dbx_register_number): Fix formatting. + * config/xtensa/xtensa.h (EXTRA_CONSTRAINT): Remove 'S' constraint. + * config/xtensa/xtensa.md (movdi, movdf): Force constants to memory + instead of splitting them into single-word moves. Remove unnecessary + checks for reload_in_progress and reload_completed. + (movdi_internal, movdf_internal): Change to post-reload split patterns. + Add constraints to allow constant operands. + (movsf_internal): Allow CONST_INT operands. + +2003-05-27 Danny Smith <dannysmith@users.sourceforge.net> + + * config.gcc (i[34567]86-*-mingw32*): Add host makefile + fragment i386/x-mingw32. + * config/i386/x-mingw32: New file. Make local_includedir + relative to EXEC_PREFIX. + +2003-05-27 Aaron W. LaFramboise <awlaframboise@aol.com> + + * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Update. + (MD_STARTFILE_PREFIX): Define. + +2003-05-27 Denis Chertykov <denisc@overta.ru> + + * cselib.c (cselib_invalidate_regno): Abort if hardreg have a + VOIDmode. + * cselib.c (cselib_process_insn): Pass reg_raw_mode for hardreg in + call of cselib_invalidate_regno. + +2003-05-28 Daniel Jacobowitz <drow@mvista.com> + + * config/mips/linux.h (LIB_SPEC): Add missing -lc and correct + -lthread to -lpthread. + +2003-05-28 Eric Botcazou <ebotcazou@libertysurf.fr> + Bruce Korb <bkorb@gnu.org> + Arno Klaassen <arno@heho.snv.jussieu.fr> + + * fixinc/inclhack.def: Add missing declaration of getpagesize() + to unistd.h on Solaris 2.5.1. + Fix prototype of recv() and send() in sys/socket.h on + Solaris 2.5.1 and 2.6. + * fixinc/tests/base/unistd.h: Add solaris_unistd fix test. + * fixinc/tests/base/sys/socket.h: Add solaris_socket test. + * fixinc/check.tpl: Use 'diff -c', not 'diff -u'. + * fixinc/fixincl.x: Regenerate. + +2003-05-27 Jason Merrill <jason@redhat.com> + + * tree.c (expr_first, expr_length): New fns. + * tree.h: Declare them. + + * tree.c (iterative_hash_expr): Hash commutative expressions + consistently. + +2003-05-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * tree.h (contains_placeholder_p): Now returns bool. + (CONTAINS_PLACEHOLDER_P): New macro. + (type_contains_placeholder_p): New function. + * tree.c (save_expr): Remove code avoiding folding COMPONENT_REF. + (contains_placeholder_p): Now returns bool. + Rework to use CONTAINS_PLACEHOLDER_P macro. + (type_contains_placeholder_p): New function. + * fold-const.c (fold, case COMPONENT_REF): Don't fold if + type_contains_placeholder_p. + (fold_range_test, fold_mathfn_compare, fold_inf_compare, fold): + Use CONTAINS_PLACEHOLDER_P macro. + * builtins.c (fold_builtin): Likewise. + * calls.c (initialize_argument_information): Likewise. + * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. + * explow.c (expr_size): Likewise. + * expr.c (store_constructor, get_inner_reference): Likewise. + * function.c (assign_parms): Likewise. + * stor-layout.c (variable_size): Likewise. + +2003-05-25 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * diagnostic.h (output_verbatim, verbatim): Remove printf + attribute. + +2003-05-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Update Kean Johnston. + +2003-05-24 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (save_fpregs_{si,di}): Add length attribute. + +2003-05-24 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/rs6000/440.md, config/stormy16/stormy16protos.h, + config/stormy16/stormy16.c, config/stormy16/stormy16.md: + Replace "GNU CC" with "GCC". + +2003-05-24 Matt Kraai <kraai@alumni.cmu.edu> + + * builtins.c (expand_builtin_memcpy): Use mode of dest_addr for + intermediate computation. + +2003-05-23 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.md (clzsi, clzdi): New patterns. + +2003-05-23 Geoffrey Keating <geoffk@apple.com> + + * gcc.c (default_compilers): Use -o to specify preprocessor's output + file. Make -no-integrated-cpp work when building PCH files. + * objc/lang-specs.h: Likewise. + +2003-05-23 Nathanael Nerode <neroden@gcc.gnu.org> + + * fixinc/Makefile.in: Correct description. + * fixinc/Makefile.in, fixinc/fixfixes.c, fixinc/fixincl.c, + fixinc/fixlib.c, fixinc/fixlib.h, fixinc/fixtests.c, + fixinc/genfixes: Replace "GNU CC" with "GCC". + +2003-05-23 Roger Sayle <roger@eyesopen.com> + + * builtins.def: Define atan, atanf, atanl, tan, tanf and tanl + builtin functions (and their __builtin_* variants). + * builtins.c (mathfn_built_in): Handle tan{,f,l} and atan{,f,l}. + (expand_builtin): Don't expand tan{,f,l} or atan{,f,l} when not + optimizing. + + * doc/extend.texi: Document new tan and atan builtins, and + their float and long double variants. + +2003-05-23 Jason Thorpe <thorpej@wasabisystems.com> + + * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define + __sparcv9 in the TARGET_ARCH64 case. + +Fri May 23 22:17:32 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_reorg): Calls are also jumps. + +2003-05-23 J"orn Rennecke <joern.rennecke@superh.com> + + * cse.c (count_reg_usage): When processing an INSNs REG_EQUAL + note containing an EXPR_LIST, process all the arguments. + +Fri May 23 21:19:31 CEST 2003 Jan Hubicka <jh@suse.cz> + Andreas Jaeger <aj@suse.de> + + * i386.h (TARGET_CPU_CPP_BUILTINS): Define __amd64 and __amd64__; + do not use assertion. + +2003-05-23 Mike Stump <mrs@apple.com> + + * tlink.c (scan_linker_output): Add support for darwin linker, as it + emits unresolved symbols one per line, consuming the entire line. + +2003-05-23 Larin Hennessy <larin@science.oregonstate.edu> + Zack Weinberg <zack@codesourcery.com> + + * explow.c (allocate_dynamic_stack_space): Remove call to gen_probe. + * config/m68k/m68k.c (m68k_output_function_prologue): + Remove code under #if NEED_PROBE. + * config/m68k/m68k.h: Don't define NEED_PROBE. + * config/m68k/m68k.md: Remove "probe" insn. + * doc/md.texi: Remove documentation of "probe" pattern. + +2003-05-23 Dorit Naishlos <gcchaifa@il.ibm.com> + + * config/rs6000/rs6000.md (save_fpregs_{si,di}): Add branch attribute. + +2003-05-23 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/install.texi: Remove sparc64-*-*. Add sparc64-*-solaris2*. + Document sparcv9-*-solaris2* as a synonym for sparc64-*-solaris2*. + +2003-05-22 Roger Sayle <roger@eyesopen.com> + + * real.c (real_maxval): New function to return the largest finite + value representable in a given mode (i.e. FLT_MAX and DBL_MAX). + * real.h (real_maxval): Prototype here. + * fold-const.c (fold_inf_compare): Transform comparisons against + +-Infinity into comparisons against DBL_MAX (or equivalent). + +2003-05-22 Mike Stump <mrs@apple.com> + + * config.gcc (*-*-darwin*): Remove use_collect2=no, as it is the + default. + +2003-05-22 DJ Delorie <dj@redhat.com> + + * calls.c (expand_call): If the arg block is going to grow + downward, we need argblock to point to the top of the block, + not the bottom. + +2003-05-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * c-decl.c (duplicate_decls): Test DECL for ERROR_MARK. + + * expr.c (expand_expr, case CONSTRUCTOR): Put into memory if + constant and EXPAND_CONST_ADDRESS, not just EXPAND_INITIALIZER. + +2003-05-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * m68hc11.c: Don't use the `0' flag for asm_fprintf specifiers. + * m68k.c: Likewise. + * m68k.h: Likewise. + +2003-05-22 Zack Weinberg <zack@codesourcery.com> + + PR other/2873 + * fixinc/inclhack.def (avoid_wchar_t_type): Add bypass + expressions to prevent triggering on recent curses.h, + linux/nls.h, or X11/Xlib.h. + (stdio_va_list): Add _G_va_list to bypass pattern. + (strict_ansi_not): Add bypass pattern for __SCO_VERSION__. + * fixinc/fixincl.x: Regenerate. + +2003-05-22 Rekha Bhintade <rekhad@kpitcummins.com> + + * gcc/config/sh/sh.h (TARGET_SWITCHES): Display all the target + switches when --target-help option is specified. + +2003-05-22 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR bootstrap/10805 + * doc/install.texi (sparc-sun-solaris2.7): Document bootstrap + failure with Sun assembler 5.0 Alpha 03/27/98. + +2003-05-21 Loren James Rittle <ljrittle@acm.org> + + * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Add -D__sparcv9 + to match system compiler convention. + +2003-05-21 Danny Smith <dannysmith@users.sourceforge.net> + + * gthr-win32.h (__GTHREAD_HIDE_WIN32API): Test for nonzero + value, not just if defined. + Update copyright year. + +2003-05-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR target/6428 + * pa-hpux10.h (LINK_SPEC, LIB_SPEC): Move -L options for profiling + directories from LIB_SPEC to LINK_SPEC. Emit warning if `-p' or `-pg' + option is used without `-static'. + * pa-hpux11.h (LINK_SPEC, LIB_SPEC): Likewise. + * pa64-hpux.h (LINK_SPEC, LIB_SPEC): Likewise. + +2003-05-21 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.h (MASK_SERIALIZE_VOLATILE, + TARGET_SERIALIZE_VOLATILE): Delete. + (MASK_CONST16, MASK_ABS, MASK_ADDX): Renumber flag bits. + (TARGET_DEFAULT): Remove MASK_SERIALIZE_VOLATILE. + (TARGET_SWITCHES): Remove "-mserialize-volatile" and + "-mno-serialize-volatile". + * config/xtensa/xtensa.c (print_operand): Remove checks of + TARGET_SERIALIZE_VOLATILE. + * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise. + * doc/invoke.texi (Option Summary, Xtensa Options): Remove + "-mserialize-volatile" and "-mno-serialize-volatile" options. + +2003-05-21 Nathan Sidwell <nathan@codesourcery.com> + + * c-parse.in (fndef): Set DECL_SOURCE_LINE and FILE earlier. + (nested_function): Likewise. + (notype_nested_function): Likewise. + +2003-05-21 Nick Clifton <nickc@redhat.com> + + * config/stormy16/stormy-abi: Update overflow type for + R_XSTORMY16_16 reloc. + +2003-05-21 Nathan Sidwell <nathan@codesourcery.com> + + * c-common.h (enum rid): Remove RID_BOUNDED, RID_UNBOUNDED. + * c-parse.in (reswords): Remove __bounded__ and __unbounded__. + (rid_to_yy): Remove RID_BOUNDED, RID_UNBOUNDED slots. + * print-tree.c (print_node): Remove ambient-boundedness. + * tree.h (tree_common): Remove bounded_flag. + (BOUNDED_INDIRECT_YPE_P, BOUNDED_POINTER_TYPE_P, + BOUNDED_REFERENCE_TYPE_P, MAYBE_BOUNDED_INDIRECT_TYPE_P, + MAYBE_BOUNDED_POINTER_TYPE_P, MAYBE_BOUNDED_REFERENCE_TYPE_P, + TREE_BOUNDED, TYPE_MAIN_VARIANTS_PHYSICALLY_EQUAL_P, + TYPE_MAIN_PHYSICAL_VARIANT, TYPE_BOUNDED, TYPE_QUAL_BOUNDED): + Remove. + (TYPE_QUALS): Remove BOUNDED. + (TREE_EXPR_QUALS, TREE_FUNC_QUALS): Remove. + (TYPE_BOUNDED_VALUE, TYPE_BOUNDED_BASE, TYPE_BOUNDED_EXTENT, + TYPE_BOUNDED_SUBTYPE, TYPE_UNBOUNDED_VARIANT, TYPE_POINTER_DEPTH, + TYPE_AMBIENT_BOUNDEDNESS, MAX_POINTER_DEPT, + VA_LIST_POINTER_DEPTH): Remove. + (struct tree_type): Remove pointer_depth. + +2003-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-pretty-print.c (pp_c_integer_literal): Use + HOST_WIDE_INT_PRINT_DOUBLE_HEX. + +2003-05-20 Roger Sayle <roger@eyesopen.com> + Kazu Hirata <kazu@cs.umass.edu> + Joern Rennecke <joern.rennecke@superh.com> + + * gcse.c (cprop_jump): Make use of REG_EQUAL notes on both + setcc and jump, if they exist. If substituted instruction + fails to validate, store current effort in a REG_EQUAL note. + (cprop_insn): Don't attempt further substitutions if the + current instruction has been deleted. + (local_cprop_pass): Likewise. + + * jump.c (redirect_jump): Also update REG_EQUAL note, if + one is attached to the jump instruction. + (invert_jump): Delete REG_EQUAL note on jump, if one exists. + +2003-05-21 Danny Smith <dannysmith@users.sourceforge.net> + + PR c++/9738 + * config/i386/winnt.c (i386_pe_encode_section_info): Enable + even if not first. + +2003-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * genautomata.c (output_description, output_automaton_units, + output_state_arcs): Add missing specifiers. + +2003-05-20 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/lib1funcs.asm: Avoid use of .Lfe* in .size directives. + (do_abs, do_addx2, do_addx4, do_addx8): New assembler macros. + (__mulsi3): Use do_addx* instead of ADDX* instructions. Formatting. + (nsau): Rename to do_nsau. Provide alternate version for use when + the NSAU instruction is available. + (__udivsi3, __divsi3, __umodsi3, __modsi3): Use do_nsau macro. + (__divsi3, __modsi3): Use do_abs macro instead of ABS instruction. + * config/xtensa/xtensa-config.h: Update comments to match binutils. + (XCHAL_HAVE_ABS, XCHAL_HAVE_ADDX): Define. + * config/xtensa/xtensa.h (MASK_ABS, MASK_ADDX): Define. + (TARGET_ABS, TARGET_ADDX): Define. + (TARGET_DEFAULT): Conditionally add MASK_ABS and MASK_ADDX. + (TARGET_SWITCHES): Add "abs", "no-abs", "addx", and "no-addx". + * config/xtensa/xtensa.md (*addx2, *addx4, *addx8, *subx2, *subx4, + *subx8): Set predicate condition to TARGET_ADDX. + (abssi2): Set predicate condition to TARGET_ABS. + * doc/invoke.texi (Option Summary): Document new "-mabs", "-mno-abs", + "-maddx", and "-mno-addx" options. + (Xtensa Options): Likewise. Also tag some opcode names with @code. + +2003-05-20 Kevin Ryde <user42@zip.com.au> + Wolfgang Bangerth <bangerth@dealii.org> + + PR/10355 + * doc/extend.texi: Put a warning into the documentation + of attribute regparm. + +2003-05-20 Jason Merrill <jason@redhat.com> + + * tree.c (expr_last): New fn. + * tree.h: Declare it. + * objc/objc-act (expr_last): Rename to objc_expr_last. + +2003-05-20 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (sh_register_move_cost): Add clase for moving between + FP registers and MAC registers. + +2003-05-19 John David Anglin <dave.anglin@nrc-gnrc.gc.ca> + + * pa/milli64.S ($$mulI): Fix typo. + +2003-05-19 Matt Kraai <kraai@alumni.cmu.edu> + + * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p) + (nonlocal_set_p): Remove initial blank line. + * dwarf2out.c (simple_type_size_in_bits): Likewise. + * et-forest.c (et_forest_create): Likewise. + * explow.c (stabilize): Likewise. + * fix-header.c (write_lbrac): Likewise. + * graph.c (start_fct, node_data): Likewise. + * jump.c (only_sets_cc0_p, sets_cc0_p): Likewise. + * rtlanal.c (global_reg_mentioned_p): Likewise. + * tree.c (bit_position): Likewise. + +2003-05-19 Alexandre Oliva <aoliva@redhat.com> + + * config/mips/linux64.h (LIB_SPEC): Add missing -lc and correct + -lthread to -lpthread. + +2003-05-19 Neil Booth <neil@daikokuya.co.uk> + + * c-opts.c (c_common_decode_option): Don't accept dollars + as identifier characters in assembly. + * doc/cpp.texi: Document this. + +2003-05-19 Seth Arnold <sarnold@wirex.com> + Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_stack_info): Do not add + vrsave_size twice. + +2003-05-19 Aldy Hernandez <aldyh@redhat.com> + + * doc/tm.texi (function_arg): Fix typo. + +2003-05-19 Matt Austern <austern@apple.com> + + * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-offsetof option. + * c-common.h (warn_invalid_offsetof): Declare. + * c-common.c (warn_invalid_offsetof): Define. + * doc/invoke.texi: Document -Winvalid-offsetof. + * testsuite/g++.dg/other/offsetof3.C: New. + * testsuite/g++.dg/other/offsetof4.C: New. + +2003-05-19 Kevin B. Hendricks <kevin.hendricks@sympatico.ca> + David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_alignment_string, + rs6000_alignment_flags): New variables. + (rs6000_parse_alignment_option): New function. + (rs6000_override_options): Call it. + * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -malign-XXX option. + (MASK_ALIGN_POWER, MASK_ALIGN_NATURAL, TARGET_ALIGN_NATURAL): New + macros. + * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Always use COMPUTED + natural alignment if TARGET_NATURAL_ALIGNMENT + (ROUND_TYPE_ALIGN): Always use default record alignment if + TAGET_NATURAL_ALIGNMENT. + * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Same + (ROUND_TYPE_ALIGN): Same. + * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Same + (ROUND_TYPE_ALIGN): Same. + * doc/invoke.texi (Option Summary, PowerPC Options): Document + new options. + +2003-05-19 J"orn Rennecke <joern.rennecke@superh.com> + + * c-decl.c (finish_decl): When setting the DECL_ASSEMBLER_NAME + of a function using ASMSPEC, prepend a star. + +2003-05-19 Jason Merrill <jason@redhat.com> + + * tree-inline.c (copy_body_r): Avoid generating &* during inline + substitution. + +2003-05-19 Andrew Macleod <amacleod@redhat.com> + + * config/stormy16/stormy16.c (xstormy16_expand_prologue): Do + not mark assignments to the hard frame pointer as being stack + frame related. + (xstormy16_expand_epilogue): Mark adjustments to the stack + pointer as being stack frame related. + +2003-05-19 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (ISA_HAS_LOAD_DELAY, ISA_HAS_XFER_DELAY, + ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS): New macros. + (PREDICATE_CODES): Add hilo_operand. + * config/mips/mips.c (hilo_operand): New predicate. + (mips_adjust_insn_length): Account for the number nops that might + be needed to avoid hardware hazards. + * config/mips/mips.md (dslot): Remove attribute. + (hazard): New attribute. + (can_delay): Use it. Check for calls, branches & jumps. + (muldi3): Use the standard dmult pattern for mips16 code. + (muldi3_internal, muldi3_internal2): Adjust conditions accordingly. + +2003-05-19 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (final_prescan_insn, + mips_count_memory_refs, mips_fill_delay_slot): Remove. + * config/mips/mips.h (delay_type, dslots_load_total, + dslots_load_filled, dslots_jump_total, dslots_jump_filled, + dslots_number_nops, num_refs, mips_load_reg, mips_load_reg2, + mips_load_reg3, mips_load_reg4): Remove. + (MASK_STATS): Remove. + (MASK_EXPLICIT_RELOCS): Reuse its value. + (TARGET_STATS): Remove. + (TARGET_SWITCHES): Turn -mstats and -mno-stats into no-ops. + Warn that -mstats is now ignored. + (FINAL_PRESCAN_INSN): Undefine. + (DBR_OUTPUT_SEQEND): Remove handling of dslot statistics. + (ASM_OUTPUT_REG_POP): Likewise. + * config/mips/mips.c (dslots_load_total, dslots_load_filled, + dslots_jump_total, dslots_jump_filled, dslots_number_nops, num_refs, + mips_load_reg, mips_load_reg2, mips_load_reg3, mips_load_reg4, + mips_fill_delay_slot, mips_count_memory_refs, + final_prescan_insn): Remove. + (output_block_move): Remove calls to mips_count_memory_refs. + (print_operand): Remove printing of #nop for TARGET_STATS. + (mips_output_function_epilogue): Remove TARGET_STATS code. + Reorganize setting of fnnmae. + * config/mips/mips.md: Remove handling of dslot statistics + throughout file. Change all fcmp patterns into normal asm + templates, removing calls to mips_fill_delay_slot. + * doc/invoke.texi: Remove documentation of -mstats. + +2003-05-19 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (mips_class_max_nregs): Return the number of + words in the mode. + +2003-05-19 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (override_options): Disable explicit + relocs for old ABIs unless using gas. + +2003-05-18 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.h: Remove definition of g_switch_value. + +2003-05-18 Matt Kraai <kraai@alumni.cmu.edu> + + * flags.h (g_switch_value): Change to an unsigned + HOST_WIDE_INT. + * toplev.c (g_switch_value): Likewise. + + * config/alpha/alpha.c (small_symbolic_operand): Remove + g_switch_value cast. + (alpha_in_small_data_p): Cast size to an unsigned + HOST_WIDE_INT. + + * config/frv/frv.c (frv_in_small_data_p): Cast size to an + unsigned HOST_WIDE_INT. + * config/frv/frv.h (g_switch_value, g_switch_set): Remove. + (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Declare g_switch_set. + + * config/m32r/m32r.c (m32r_in_small_data_p): Cast size to an + unsigned HOST_WIDE_INT. + (m32r_asm_file_start): Use HOST_WIDE_INT_PRINT_UNSIGNED. + * config/m32r/m32r.h (g_switch_value, g_switch_set): Remove. + (ASM_OUTPUT_ALIGNED_COMMON): Declare g_switch_value. + + * config/rs6000/rs6000.c (rs6000_file_start): Use + HOST_WIDE_INT_PRINT_UNSIGNED. + (small_data_operand): Cast summand to unsigned HOST_WIDE_INT. + (rs6000_elf_in_small_data_p): Cast size to unsigned + HOST_WIDE_INT. + * config/rs6000/sysv4.h (g_switch_value, g_switch_set): + Remove. + (SUBTARGET_OVERRIDE_OPTIONS): Declare g_switch_value and + g_switch_set. + (ASM_OUTPUT_ALIGNED_LOCAL): Declare g_switch_value and remove + g_switch_value cast. + +2003-05-18 Roger Sayle <roger@eyesopen.com> + Zack Weinberg <zack@codesourcery.com> + + PR middle-end/10472 + * builtins.c (expand_builtin_memcpy): Call force_operand on + expressions and use simplify_gen_binary to create the addition. + +2003-05-18 Andreas Schwab <schwab@suse.de> + + * config/m68k/m68k.md: Use define_constants for unspec numbers. + +2003-05-18 Neil Booth <neil@daikokuya.co.uk> + + * config/sparc/sparc.h: Define sparc for now. + +2003-05-18 Nathanael Nerode <neroden@gcc.gnu.org> + + * config.gcc: Clear xm_file, md_file at the beginning of each pass. + + * config/stormy16/stormy16.h: Remove about 3000 lines of + target-independent comments. Update copyright notice. + + * doc/collect2.texi: GNU CC -> GCC. + * doc/headerdirs.texi: GNU CC -> GCC. + +2003-05-18 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * hashtable.h (struct ht_identifier): Add data member "hash_value". + * hashtable.c (ht_lookup): Use it when searching, remember. + (ht_expand): Do not recompute. + * tree.h (IDENTIFIER_HASH_VALUE): New macro. + +2003-05-18 Nathan Sidwell <nathan@codesourcery.com> + + * gcov-io.c (gcov_read_bytes): Fix fread thinko. + +2003-05-18 Neil Booth <neil@daikokuya.co.uk> + + * c-cppbuiltin.c (TARGET_OS_CPP_BUILTINS, TARGET_OBJFMT_CPP_BUILTINS): + Default here. + (c_cpp_builtins): Invoke TARGET_OBJFMT_CPP_BUILTINS(). + * defaults.h: Don't default TARGET_OS_CPP_BUILTINS here. + * config/elfos.h (TARGET_OBJFMT_CPP_BUILTINS): Define __ELF__. + * config/freebsd-spec.h, config/netbsd-elf.h, config/alpha/gnu.h, + config/arm/linux-elf.h, config/arm/rtems-elf.h, + config/arm/unknown-elf.h, config/cris/cris.h, config/cris/linux.h, + config/h8300/elf.h, config/i370/linux.h, config/i386/beos-elf.h, + config/i386/gnu.h, config/i386/linux.h, config/i386/linux64.h, + config/i386/moss.h, config/i386/rtemself.h, config/ia64/ia64.h, + config/m68k/rtemself.h, config/mcore/mcore-elf.h, config/mips/linux.h, + config/pa/pa-linux.h, config/rs6000/linux.h, config/rs6000/linux64.h, + config/rs6000/sysv4.h, config/rs6000/vxworks.h, config/s390/linux.h, + config/sh/coff.h, config/sh/elf.h, config/sh/rtemself.h, + config/sh/sh.h, config/sparc/linux.h, config/sparc/linux64.h, + config/sparc/openbsd64.h, config/sparc/sp64-elf.h, + config/sparc/sp86x-elf.h, config/xtensa/elf.h, config/xtensa/linux.h: + Don't define __ELF__. + * config/alpha.h, config/m68k/linux.h (TARGET_OBJFMT_CPP_BUILTINS): + Define __ELF__. + * doc/cpp.texi: Document __ELF__. + * doc/tm.texi: Document TARGET_OBJFMT_CPP_BUILTINS. * + +2003-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtins.c (validate_arglist): Eliminate libiberty VA_ macros, + always use stdarg. + * c-errors.c (pedwarn_c99): Likewise. + * c-format.c (status_warning): Likewise. + * c-semantics.c (build_stmt): Likewise. + * calls.c (emit_library_call, emit_library_call_value): Likewise. + * collect2.c (notice, fatal_perror, fatal, error): Likewise. + * cpperror.c (cpp_error, cpp_error_with_line): Likewise. + * diagnostic.c (build_message_string, output_printf, + output_verbatim, verbatim, inform, warning, pedwarn, error, sorry, + fatal_error, internal_error, warning_with_decl, pedwarn_with_decl, + error_with_decl, fnotice): Likewise. + * dwarf2asm.c (dw2_asm_output_data, dw2_asm_output_delta, + dw2_asm_output_offset, dw2_asm_output_pcrel, dw2_asm_output_addr, + dw2_asm_output_addr_rtx, dw2_asm_output_nstring, + dw2_asm_output_data_uleb128, dw2_asm_output_data_sleb128, + dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128, + dw2_asm_output_encoded_addr_rtx): Likewise. + * emit-rtl.c (gen_rtx, gen_rtvec): Likewise. + * errors.c (warning, error, fatal, internal_error): Likewise. + * final.c (output_operand_lossage, asm_fprintf): Likewise. + * fix-header.c (fatal): Likewise. + * gcc.c (fatal, error, notice): Likewise. + * gcov.c (fnotice): Likewise. + * genattrtab.c (attr_rtx, attr_printf): Likewise. + * gengtype.c (error_at_line, xasprintf, oprintf): Likewise. + * gensupport.c (message_with_line): Likewise. + * mips-tfile.c (fatal, error): Likewise. + * protoize.c (notice): Likewise. + * ra-debug.c (ra_debug_msg): Likewise. + * read-rtl.c (fatal_with_file_and_line): Likewise. + * rtl-error.c (error_for_asm, warning_for_asm): Likewise. + * tree.c (build, build_nt, build_function_type_list): Likewise. + +2003-05-17 Neil Booth <neil@daikokuya.co.uk> + + * defaults.h (TARGET_CPU_CPP_BUILTINS, CPP_PREDEFINES): Remove. + * gcc.c (cpp_predefines): Remove. + (cpp_unique_options, do_spec_1): Remove handling of CPP_PREDEFINES. + (static_specs): Remove predefines. + * system.h: Poison CPP_PREDEFINES. + * config/freebsd.h, config/openbsd.h, config/ptx4.h, config/svr3.h, + config/svr4.h, doc/tm.texi: Remove references to CPP_PREDEFINES. + +2003-05-17 Neil Booth <neil@daikokuya.co.uk> + + * config/m68k/hp320.h, config/m68k/linux.h, config/m68k/m68k-none.h, + config/m68k/m68k.h, config/m68k/m68kemb.h, config/m68k/m68kv4.h, + config/m68k/openbsd.h, config/m68k/rtemself.h: Remove CPP_PREDEFINES, + use TARGET_OS_CPP_BUILTINS and TARGET_CPU_CPP_BUILTINS instead. + +2003-05-17 Neil Booth <neil@daikokuya.co.uk> + + PR c/9209 + * c-common.c, c-common.h (dollars_in_ident): Remove. + * c-opts.c (DOLLARS_IN_IDENTIFIERS): Default to true. + (c_common_init_options, c_common_decode_option): Set dollars_in_ident. + * cpphash.h (warned_dollar): Rename warn_dollars. + * cppinit.c (struct lang_flags, lang_defaults, cpp_set_lang) + Permit dollars regardless of -std=. + (post_options): Set warn_dollars. + * cpplex.c (forms_identifier_p): Use warn_dollars. + * config/darwin.h, config/alpha/vms.h, config/m68hc11/m68hc11.h: + Remove redundant definitions of DOLLARS_IN_IDENTIFIERS. + * doc/cpp.texi, doc/cppopts.texi, doc/invoke.texi, doc/tm.texi: + Update documentation. + +2003-05-17 Andreas Schwab <schwab@suse.de> + + * config/m68k/m68k.c (m68k_output_function_prologue): Use + HOST_WIDE_INT_PRINT_DEC for fprintf and %wd for asm_fprintf when + formatting a HOST_WIDE_INT. + (m68k_output_function_epilogue): Likewise. + +2003-05-17 Zack Weinberg <zack@codesourcery.com> + + * doc/install.texi: Remove information about desupported targets. + +2003-05-17 Andreas Schwab <schwab@suse.de> + + * config/m68k/coff.h: Remove support for Sun FPA and Sun SKY board. + * config/m68k/linux.h: Likewise. + * config/m68k/m68k-none.h: Likewise. + * config/m68k/netbsd-elf.h: Likewise. + * config/m68k/sgs.h: Likewise. + * config/m68k/m68k.h: Likewise. + * config/m68k/m68k.md: Likewise. + * config/m68k/m68k.c: Likewise. + * doc/md.texi (Machine Constraints): Remove Sun FPA specific + constraints. + * doc/invoke.texi (Option Summary): Remove -mfpa. + (M680x0 Options): Likewise. + +2003-05-17 David Edelsohn <edelsohn@gnu.org> + + * rs6000.c (rs6000_function_value): Simplify REAL_TYPE logic. + +2003-05-17 Neil Booth <neil@daikokuya.co.uk> + + * config/sol2.h: Add TARGET_SUB_OS_CPP_BUILTINS. + * config/sparc/liteelf.h, config/sparc/openbsd64.h, + config/sparc/rtemself.h, config/sparc/sol2-64.h, + config/sparc/sp64-elf.h, config/sparc/sp86x-elf.h: + Update for use of TARGET_SUB_OS_CPP_BUILTINS. + +2003-05-17 Neil Booth <neil@daikokuya.co.uk> + + * i960/i960.h, i960/rtems.h: Use TARGET_OS_CPP_BUILTINS and + TARGET_CPU_CPP_BUILTINS in preference to CPP_PREDEFINES. + +2003-05-17 Neil Booth <neil@daikokuya.co.uk> + + * config.gcc (sparc-*-sysv4*): Add sparc/sysv4-only.h. + * sparc/aout.h, sparc/elf.h, sparc/freebsd.h, sparc/linux.h, + sparc/linux64.h, sparc/lite.h, sparc/litecoff.h, sparc/liteelf.h, + sparc/netbsd-elf.h, sparc/openbsd.h, sparc/openbsd64.h, + sparc/pbd.h, sparc/rtemself.h, sparc/sol2-64.h, sparc/sol2-bi.h, + sparc/sol2.h, sparc/sp64-elf.h, sparc/sp86-elf.h, sparc/sparc.h, + sparc/sysv4.h, + * sparc/sysv4-only.h: New. + +2003-05-17 Alan Modra <amodra@bigpond.net.au> + + * function.c (assign_parms): Check for zero size args. + +2003-05-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * cfgloopanal.c (test_for_iteration): Use string concatentation on + HOST_WIDE_INT_PRINT_* format specifier to collapse multiple + function calls into one. + * dbxout.c (dbxout_symbol): Likewise. + * defaults.h (ASM_OUTPUT_SIZE_DIRECTIVE): Likewise. + * dwarf2asm.c (dw2_asm_output_data_uleb128, + dw2_asm_output_data_sleb128): Likewise. + * genrecog.c (debug_decision_2): Likewise. + * loop.c (emit_prefetch_instructions): Likewise. + * print-rtl.c (print_rtx): Likewise. + * print-tree.c (print_node_brief, print_node): Likewise. + * ra-debug.c (dump_igraph, dump_graph_cost, + dump_static_insn_cost): Likewise. + * ra-rewrite.c (dump_cost): Likewise. + * sdbout.c (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise. + * sreal.c (dump_sreal): Likewise. + * unroll.c (unroll_loop, precondition_loop_p): Likewise. + * varasm.c (assemble_vtable_entry): Likewise. + + * avr.c (avr_output_function_prologue, + avr_output_function_epilogue, print_operand): Fix format specifier + warnings. + (init_cumulative_args): Mark parameter with ATTRIBUTE_UNUSED. + * avr.h (FUNCTION_VALUE_REGNO_P): Fix signed/unsigned warnings. + +2003-05-16 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000.c (expand_block_move): Unify the TARGET_STRING + and ! TARGET_STRING cases. + + * doc/cppopts.texi (-undef): Fix texinfo warning. + + * doc/cppopts.texi (-H): Document that -H works for PCH files too. + * cppfiles.c (validate_pch): When -H is used, print some information + about PCH files found. + +2003-05-16 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * config/mips/t-elf: Remove obsolete rules adding dependencies on tm.h. + * config/mips/t-isa3264, config/mips/t-r3900: Likewise. + * config/mips/t-sr71k: Likewise. + +2003-05-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * arc.c (arc_output_function_prologue, + arc_output_function_epilogue): Fix format specifier warnings. + * arc.h (LARGE_INT): Fix signed/unsigned warnings. + + * v850.c (print_operand): Fix format specifier warnings. + + * ns32k.c (ADJSP, ns32k_output_function_prologue): Fix format + specifier warnings. + + * mcore.c (mcore_print_operand_address, mcore_print_operand): Fix + format specifier warnings. + + * ip2k.c (function_prologue, function_epilogue, print_operand): + Fix format specifier warnings. + * ip2k.md: Likewise. + + * i960.c (i960_output_function_prologue, i960_print_operand, + i960_print_operand_addr): Fix format specifier warnings. + + * i370.c (ascebc, ebcasc): Wrap in macros controlling usage. + (i370_output_function_prologue): Fix format specifier warnings. + * i370.h (PRINT_OPERAND): Likewise. + + * fr30.c (fr30_print_operand): Fix format specifier warnings. + + * dsp16xx.c (print_operand_address): Fix format specifier warning. + * dsp16xx.h (INCLUDE_DEFAULTS): Add missing initializers. + + * c4x.c (c4x_print_operand, c4x_print_operand_address): Fix format + specifier warnings. + + * alpha.c (print_operand_address, alpha_start_function, + unicosmk_output_ssib): Use string concatentation on + HOST_WIDE_INT_PRINT_* format specifier to collapse multiple + function calls into one. + * arm.c (arm_print_operand): Likewise. + * cris.c (cris_asm_output_mi_thunk): Likewise. + * frv.c (frv_asm_output_mi_thunk): Likewise. + * ia64.c (ia64_print_operand, process_set): Likewise. + * m68k.c (m68k_output_function_epilogue, m68k_output_mi_thunk): + Likewise. + * mips/iris5gas.h (PUT_SDB_SIZE): Likewise. + * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise. + * pa.c (output_div_insn, pa_asm_output_mi_thunk): Likewise. + * pa.h (PRINT_OPERAND_ADDRESS): Likewise. + * rs6000.c (rs6000_va_start, print_operand_address): Likewise. + * s390.c (s390_assemble_integer): Likewise. + * sparc.c (sparc_flat_function_prologue, + sparc_flat_function_epilogue): Likewise. + * stormy16.c (xstormy16_print_operand_address, xstormy16_print_operand): Likewise. + * vax.c (vax_output_mi_thunk): Likewise. + + * frv.c (frv_print_operand_memory_reference): Fix format specifier + warning. + (frv_rtx_costs): Mark parameter with ATTRIBUTE_UNUSED. + + * m68k.c (m68k_output_function_epilogue): Fix format specifier + warnings. + + * stormy16-protos.h (xs_hi_general_operand, + xs_hi_nonmemory_operand): Prototype. + * stormy16.c (xstormy16_output_shift): Fix format specifier + warnings. + + * cris.c: Fix format specifier warnings. + +2003-05-16 Nick Clifton <nickc@redhat.com> + + * config/arm/lib1funcs.asm: Fix typo: LSM instead of LSYM. + +2003-05-16 Wolfgang Bangerth <bangerth@dealii.org> + + * doc/bugreport.texi: Remove most of the of the preface of the + bugs section. + +2003-05-16 Jakub Jelinek <jakub@redhat.com> + + * config/ia64/unwind-ia64.c (uw_update_reg_address): Handle + .save XX, r0. + +2003-05-15 Roger Sayle <roger@eyesopen.com> + + * config/alpha/alpha.h (ASM_OUTPUT_SKIP): Fix typo. + +2003-05-15 Eric Christopher <echristo@redhat.com> + + * cfgcleanup.c (merge_blocks): Fix return value. + +2003-05-15 Eric Christopher <echristo@redhat.com> + + * combine.c (expand_compound_operation): Make sure + that zero_extend operation is profitable. + +2003-05-15 Richard Henderson <rth@redhat.com> + + * config/alpha/linux.h, config/alpha/linux-elf.h: Remove + code protected by USE_GNULIBC_1. + +2003-05-15 Zack Weinberg <zack@codesourcery.com> + + * config.gcc: Purge all targets obsoleted in GCC 3.3. Also + remove hppa*-*-mpeix* which could not be built, and prune + files from tmake_file= or tm_file= lists that don't exist. + + * config/alpha/alpha-interix.h, config/alpha/alpha32.h + * config/alpha/t-interix, config/arm/conix-elf.h + * config/arm/t-arm-aout, config/arm/t-strongarm-coff + * config/arm/unknown-elf-oabi.h, config/i386/win32.h + * config/m68k/3b1.h, config/m68k/3b1g.h, config/m68k/amix.h + * config/m68k/atari.h, config/m68k/ccur-GAS.h, config/m68k/crds.h + * config/m68k/hp2bsd.h, config/m68k/hp3bsd.h + * config/m68k/hp3bsd44.h, config/m68k/linux-aout.h + * config/m68k/m68k-psos.h, config/m68k/mot3300.h + * config/m68k/pbb.h, config/m68k/plexus.h, config/m68k/sun2.h + * config/m68k/sun2o4.h, config/m68k/sun3.h, config/m68k/sun3mach.h + * config/m68k/sun3n.h, config/m68k/sun3n3.h, config/m68k/sun3o3.h + * config/m68k/t-mot3300, config/m68k/t-mot3300-gald + * config/m68k/t-mot3300-gas, config/m68k/t-mot3300-gld + * config/m68k/tower-as.h, config/m68k/tower.h + * config/m88k/aout-dbx.h, config/m88k/m88k-aout.h + * config/m88k/m88k-modes.def, config/m88k/m88k-move.sh + * config/m88k/m88k-protos.h, config/m88k/m88k.c + * config/m88k/m88k.h, config/m88k/m88k.md, config/m88k/openbsd.h + * config/m88k/sysv4.h, config/m88k/t-luna, config/m88k/t-luna-gas + * config/m88k/t-m88k, config/m88k/t-sysv4, config/mcore/gfloat.h + * config/mips/rtems64.h, config/mips/sni-gas.h + * config/mips/sni-svr4.h, config/mips/t-ecoff + * config/mn10200/lib1funcs.asm, config/mn10200/mn10200-protos.h + * config/mn10200/mn10200.c, config/mn10200/mn10200.h + * config/mn10200/mn10200.md, config/mn10200/t-mn10200 + * config/pa/pa-hiux.h, config/pa/pa-hpux7.h, config/pa/pa-hpux9.h + * config/pa/pa-oldas.h, config/pa/t-mpeix, config/psos.h + * config/romp/romp-protos.h, config/romp/romp.c + * config/romp/romp.h, config/romp/romp.md, config/rs6000/aix31.h + * config/rs6000/aix3newas.h, config/rs6000/mach.h + * config/sparc/bsd.h, config/sparc/hal.h + * config/sparc/linux-aout.h, config/sparc/lynx-ng.h + * config/sparc/lynx.h, config/sparc/netbsd.h + * config/sparc/sp86x-aout.h, config/sparc/splet.h + * config/sparc/sun4gas.h, config/sparc/sun4o3.h + * config/sparc/sunos4.h, config/sparc/t-chorus-elf + * config/sparc/t-halos, config/sparc/t-sparcbare + * config/sparc/t-splet, config/sparc/t-sunos41 + * config/v850/rtems.h: Delete file. + +2003-05-15 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000-protos.h (function_value): Protoize. + + * config/rs6000/rs6000.h (FUNCTION_VALUE): Call function. + + * config/rs6000/rs6000.c (rs6000_function_value): New. + +2003-05-15 Philip Blundell <philb@gnu.org> + + * config/arm/arm.c (arm_is_xscale): Rename to arm_arch_xscale. + All uses updated. + (arm_tune_xscale): New variable. + (arm_override_options): Set it. + (arm_adjust_cost): Use it in place of arm_arch_xscale. + (arm_gen_load_multiple): Likewise. + (arm_gen_store_multiple): Likewise. + * config/arm/arm.md (is_xscale): Likewise. + * config/arm/arm.h (arm_tune_xscale): Declare. + +2003-05-15 Philip Blundell <philb@gnu.org> + + PR target/10730 + * config/arm/arm.c (adjacent_mem_locations): Reject offsets + involving invalid constants. + +2003-05-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (hppa_expand_prologue): Remove blockage. + +2003-05-15 Wolfgang Bangerth <bangerth@dealii.org> + + * doc/bugreport.texi: Remove most of the bug reporting + instructions and merge them into bugs.html. + +2003-05-14 Matt Kraai <kraai@alumni.cmu.edu> + + * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Cast + g_switch_value to unsigned HOST_WIDE_INT. + +2003-05-14 Eric Christopher <echristo@redhat.com> + + * combine.c: Fix header comments. + (distribute_notes): Remove usage of elim_i1, elim_i2. Propagate + to all calls and prototype. + +2003-05-14 Roger Sayle <roger@eyesopen.com> + + PR optimization/10764 + * config/i386/i386.md (atan2df3, atan2sf3, atan2xf3, atan2tf3): + Add an explicit clobber to show that UNSPEC_FPATAN clobbers st(1). + (*fyl2x_sfxf3, *fyl2x_dfxf3, *fyl2x_xf3, *fyl2x_tfxf3): Likewise, + add an explicit clobber to show that UNSPEC_FYL2X clobbers st(1). + (logsf2, logdf2, logxf2, logtf2): Update expander patterns to match + the corresponding *fyl2x_?fxf3 instructions. + +2003-05-14 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Change from 49 to 59. + * config/xtensa/xtensa-config.h (XCHAL_HAVE_CONST16, + XCHAL_HAVE_L32R): New. + * config/xtensa/xtensa-protos.h (non_const_move_operand, + xtensa_load_constant, xtensa_function_prologue, + xtensa_function_epilogue): Delete prototypes. + (xtensa_expand_prologue): New. + * config/xtensa/xtensa.c (frame_size_const, + TARGET_ASM_FUNCTION_PROLOGUE, TARGET_MACHINE_DEPENDENT_REORG, + non_const_move_operand, xtensa_load_constant, xtensa_reorg, + xtensa_function_prologue): Delete. + (add_operand, xtensa_mem_offset): Formatting. + (move_operand): If the const16 option is available, allow any SFmode + and SImode constants. + (xtensa_emit_move_sequence): Inline the former contents of + xtensa_load_constant with modifications to handle the const16 option. + (override_options): Add xtensa_char_to_class['W'] and set it to + the general register class only if the const16 option is enabled. + Fix formatting. Disallow PIC when using the const16 option. + (print_operand): Reorganize to switch on "letter" instead of the + RTL code. Add output_operand_lossage calls for invalid cases. + Add support for 't' and 'b' letters. + (xtensa_expand_prologue): New function to replace + xtensa_function_prologue and xtensa_reorg. + (xtensa_function_epilogue): Declare this as static. Delete code + to print the retw.n or retw instruction. + (xtensa_return_addr): Use A0_REG instead of 0. + (xtensa_rtx_costs): Add costs for using the const16 option. + * config/xtensa/xtensa.h (MASK_CONST16, TARGET_CONST16): New. + (TARGET_DEFAULT): Add CONST16 if L32R instructions not available. + (TARGET_SWITCHES): Add "const16" and "no-const16". + (REG_CLASS_FROM_LETTER): Add comment about new 'W' letter. + (EXTRA_CONSTRAINT): Change 'T' constraint to only apply when not + using the const16 option. + (TRAMPOLINE_TEMPLATE): Rewrite to avoid hardwired use of l32r insn. + (TRAMPOLINE_SIZE): Change from 49 to 59. + (INITIALIZE_TRAMPOLINE): Adjust offsets to match new trampoline. + (GO_IF_LEGITIMATE_ADDRESS): Do not allow constant pool addresses + when using the const16 option. + (PREDICATE_CODES): Delete non_const_move_operand. + * config/xtensa/xtensa.md (define_constants): Add A1_REG, A8_REG, and + UNSPECV_ENTRY. + (movdi, movdf): If the source is a constant, always expand to a + sequence of movsi insns. + (movdi_internal, movdf_internal): Remove alternative using l32r insns. + (movsi_internal, movsf_internal): Add alternative using const16 insns. + (movsf): Add const16 support. + (entry, prologue, epilogue): New. + (set_frame_ptr): Add missing mode for unspec_volatile operation. + Likewise for subsequent split pattern. + * doc/invoke.texi (Option Summary, Xtensa Options): Document new + "-mconst16" and "-mno-const16" options. + +2003-05-14 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_expand_load_address): Force destination + to be DImode register. Merge load_symptr. + * config/ia64/ia64.md (load_symptr): Remove. + +2003-05-14 Richard Henderson <rth@redhat.com> + + * rtl.h (TREE_CONSTANT_POOL_ADDRESS_P): Rename from + DEFERRED_CONSTANT_P. + * integrate.c (copy_rtx_and_substitute): Update use. + * varasm.c (build_constant_desc): Set SYMBOL_REF_DECL + to the copy generated. + (maybe_output_constant_def_contents): Examine TREE_ASM_WRITTEN + of the constant to see if we should emit. + (mark_constant): Similarly. + (output_constant_def_contents): Set TREE_ASM_WRITTEN. + +2003-05-14 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (movsi_internal2): Use compare for self + move record condition. + (movdi_internal2): Same. + +2003-05-14 Nathan Sidwell <nathan@codesourcery.com> + + * gcov-io.h (gcov_write_bytes, gcov_read_bytes): Remove here. + (GCOV_TAG_*) Force type to gcov_unsigned_t. + (GCOV_CHECK, GCOV_CHECK_READING, GCOV_CHECK_WRITING): New. + (struct gcov_var): Remove modified. Add start, length, offset, + overread. Have buffer array for libgcov. + (gcov_sync, gcov_seek): Definitions moved to gcov-io.c. + (gcov_position, gcov_rewrite, gcov_is_eof): Adjust. + * gcov-io.c (gcov_open): Set mode, do not read anything. + (gcov_close): Write final block. + (gcov_write_block, gcov_allocate): New. + (gcov_write_bytes): Make static. Write or allocate buffer. + (gcov_write_unsigned, gcov_write_counter): Buffer can never be + null. + (gcov_write_string): Adjust. + (gcov_write_tag) + (gcov_write_length): Adjust. Flush the block. + (gcov_write_tag_length): Buffer can never be null. + (gcov_read_bytes): Make static. Read in block. + (gcov_sync): Moved here. Adjust. + (gcov_seek): Moved here. Adjust. + * coverage.c (read_counts_file): Adjust. + * gcov-dump.c (print_prefix): Add position parameter. + (flag_dump_positions): New flag. + (options, main, print_usage): Add it. + (dump_file, tag_blocks, tag_arcs, tag_lines, tag_counters, + tag_summary): Adjust. + * gcov.c (read_graph_file, read_count_file): Adjust. + * libgcov.c (gcov_exit): Adjust. + + * Makefile.in (LIBGCC_DEPS): Use $(srcdir) on gcov files + (libgcov.a): Depend on libgcc.a. + (gcov.o, gcov-dump.o): Add gcov-io.c. + * mklibgcc.in (libgcov_c_dep): Use $(srcdir). + + * loop.c (check_dbra_loop): Factor common test. + +2003-05-14 Ben Elliston <bje@wasabisystems.com> + + * doc/md.texi (Automaton pipeline description): Grammar fixes. + +2003-05-14 Richard Sandiford <rsandifo@redhat.com> + + * target-def.h (TARGET_MACHINE_DEPENDENT_REORG): Define. + (TARGET_INITIALIZER): Include it. + * target.h (struct gcc_target): Add machine_dependent_reorg field. + * toplev.c (rest_of_compilation): Use targetm.machine_dependent_reorg. + * system.h: Poison MACHINE_DEPENDENT_REORG. + + * config/alpha/alpha-protos.h (alpha_reorg): Remove declaration. + * config/alpha/alpha.h (MACHINE_DEPENDENT_REORG): Remove. + * config/alpha/alpha.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (alpha_handle_trap_shadows): Remove "first insn" parameter. + (alpha_align_insns): Likewise. + (alpha_reorg): Likewise. Make static. Update calls to above + functions. + + * config/arm/arm-protos.h (arm_reorg): Remove declaration. + * config/arm/arm.h (MACHINE_DEPENDENT_REORG): Remove. + * config/arm/arm.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (arm_reorg): Remove parameter. Make static. + + * config/avr/avr-protos.h (machine_dependent_reorg): Remove. + * config/avr/avr.h (MACHINE_DEPENDENT_REORG): Remove. + * config/avr/avr.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (avr_reorg): Renamed from machine_dependent_reorg. Make static. + Remove parameter. + + * config/c4x/c4x-protos.h (c4x_process_after_reload): Remove. + * config/c4x/c4x.h (MACHINE_DEPENDENT_REORG): Remove. + * config/c4x/c4x.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (c4x_reorg): Renamed from c4x_process_after_reload. Make static. + Remove parameter. + + * config/d30v/d30v-protos.h (d30v_machine_dependent_reorg): Remove. + * config/d30v/d30v.h (MACHINE_DEPENDENT_REORG): Remove. + * config/d30v/d30v.c (d30v_machine_dependent_reorg): Remove. + + * config/frv/frv-protos.h (frv_machine_dependent_reorg): Remove. + * config/frv/frv.c: Remove orphaned comment. + + * config/i386/i386-protos.h (x86_machine_dependent_reorg): Remove. + * config/i386/i386.h (MACHINE_DEPENDENT_REORG): Remove. + * config/i386/i386.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (ix86_reorg): Renamed from x86_machine_dependent_reorg. Make static. + Remove parameter. + + * config/ia64/ia64-protos.h (ia64_reorg): Remove declaration. + * config/ia64/ia64.h (MACHINE_DEPENDENT_REORG): Remove. + * config/ia64/ia64.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (emit_insn_group_barriers): Remove "first insn" parameter. + (emit_all_insn_group_barriers): Likewise. + (ia64_reorg): Likewise. Make static. Update calls to above functions. + (ia64_output_mi_thunk): Update call to emit_all_insn_group_barriers. + + * config/ip2k/ip2k-protos.h (machine_dependent_reorg): Remove. + * config/ip2k/ip2k.h (MACHINE_DEPENDENT_REORG): Remove. + * config/ip2k/ip2k.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (ip2k_reorg): Renamed from machine_dependent_reorg. Make static. + Remove parameter. + + * config/m68hc11/m68hc11-protos.h (m68hc11_reorg): Remove declaration. + * config/m68hc11/m68hc11.h (MACHINE_DEPENDENT_REORG): Remove. + * config/m68hc11/m68hc11.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (m68hc11_reorg): Make static. Remove parameter. + + * config/mcore/mcore-protos.h (mcore_dependent_reorg): Remove. + * config/mcore/mcore.h (MACHINE_DEPENDENT_REORG): Remove. + * config/mcore/mcore.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (conditionalize_optimization): Remove parameter. + (mcore_reorg): Renamed from mcore_dependent_reorg. Remove parameter. + Make static. Update call to conditionalize_optimization. + + * config/mips/mips-protos.h (machine_dependent_reorg): Remove. + * config/mips/mips.h (MACHINE_DEPENDENT_REORG): Remove. + * config/mips/mips.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (mips_reorg): Renamed from machine_dependent_reorg. Remove parameter. + Make static. + + * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg): Remove. + * config/mmix/mmix.h (MACHINE_DEPENDENT_REORG): Remove. + * config/mmix/mmix.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (mmix_reorg): Renamed from mmix_machine_dependent_reorg. Make static. + Remove parameter. + + * config/pa/pa-protos.h (pa_reorg): Remove declaration. + * config/pa/pa.h (MACHINE_DEPENDENT_REORG): Remove. + * config/pa/pa.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (pa_combine_instructions): Remove "first insn" parameter. + (remove_useless_addtr_insns): Likewise. + (pa_reorg): Likewise. Make static. Update calls to above functions. + + * config/rs6000/rs6000.h (MACHINE_DEPENDENT_REORG): Remove + commented-out definition. + + * config/s390/s390-protos.h (s390_machine_dependent_reorg): Remove. + * config/s390/s390.h (MACHINE_DEPENDENT_REORG): Remove. + * config/s390/s390.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (s390_reorg): Renamed from s390_machine_dependent_reorg. Make static. + Remove parameter. + + * config/sh/sh-protos.h (machine_dependent_reorg): Remove. + * config/sh/sh.h (MACHINE_DEPENDENT_REORG): Remove. + * config/sh/sh.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (sh_reorg): Renamed from machine_dependent_reorg. Make static. + Remove parameter. + (sh_output_mi_thunk): Call sh_reorg directly. + * config/sh/sh.md: Update comment. + + * config/stormy16/stormy16.h (MACHINE_DEPENDENT_REORG): Remove + commented-out definition. + + * config/v850/v850-protos.h (v850_reorg): Remove declaration. + * config/v850/v850.h (MACHINE_DEPENDENT_REORG): Remove. + * config/v850/v850.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (v850_reorg): Make static. Remove parameter. + + * config/xtensa/xtensa-protos.h (xtensa_reorg): Remove declaration. + * config/xtensa/xtensa.h (MACHINE_DEPENDENT_REORG): Remove. + * config/xtensa/xtensa.c (TARGET_MACHINE_DEPENDENT_REORG): Define. + (xtensa_reorg): Make static. Remove parameter. + + * doc/tm.texi (MACHINE_DEPENDENT_REORG): Remove. + (TARGET_MACHINE_DEPENDENT_REORG): Document. + +2003-05-13 Richard Henderson <rth@redhat.com> + + * c-decl.c (duplicate_decls): Re-invoke make_decl_rtl if + the old decl had instantiated DECL_RTL. + +2003-05-13 Mike Stump <mrs@apple.com> + + * doc/invoke.texi (Option Summary): Kill off documentation for -$. + +2003-05-13 Janis Johnson <janis187@us.ibm.com> + + * config/rs6000/sysv4.h (OUTPUT_ASM_ALIGNED_LOCAL): Expect + HOST_WIDE_INT argument. + +2003-05-13 Jason Merrill <jason@redhat.com> + + * tree.h (STRIP_MAIN_TYPE_NOPS): New macro. + + * tree.c (iterative_hash_expr): New fn. + + * c-semantics.c (emit_local_var): Don't mess with temp slots if + there's no initializer. + +2003-05-13 Richard Sandiford <rsandifo@redhat.com> + + * final.c (final_scan_insn): Apply the effects of frame-related + delay slot insns before emitting a delayed branch. + +2003-05-13 Nick Clifton <nickc@redhat.com> + + * config/mcore/mcore.md (jump): Use emit_jump_insn. + +2003-05-13 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Second + parameter of ASM_OUTPUT_SKIP must have type unsigned HOST_WIDE_INT. + +2003-05-12 DJ Delorie <dj@redhat.com> + + * expr.c (move_by_pieces): Honor the alignment of TO and FROM. + (emit_push_insn): Don't use push when the source alignment is less + than the stack's push rounding. + +2003-05-13 Zack Weinberg <zack@codesourcery.com> + + * diagnostic.c (output_format): Add support for %m. + (output_printf, output_verbatim, diagnostic_set_info, + verbatim): Set err_no field of the text_info structure being + initialized. + (fatal_io_error): Delete function. + * diagnostic.h (text_info): Add err_no field. + * toplev.h (fatal_io_error): Delete prototype. + + * c-opts.c, c-pch.c, dwarfout.c, ggc-common.c, ggc-page.c, graph.c + * toplev.c, config/mips/mips.c, config/rs6000/host-darwin.c + * objc/objc-act.c: Replace all calls to fatal_io_error with + calls to fatal_error; add ": %m" to the end of all the affected + error messages. + +2003-05-13 Zack Weinberg <zack@codesourcery.com> + + * varasm.c (notice_rtl_inlining_of_deferred_constant): New function. + * rtl.h: Prototype it. + * integrate.c (copy_rtx_and_substitute <SYMBOL_REF>): Call it + when appropriate. + +2003-05-13 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.md ("*iordi3_oi"): Do not mark commutative. + ("*iorsi3_oi"): Likewise. + +2003-05-13 Richard Earnshaw <rearnsha@arm.com> + + * arm.md (compare_scc): Use shorter sequence for EQ case. + (ior_scc_scc_cmp, and_scc_scc_cmp): New insn-and-split patterns. + (and_scc_scc): Ensure split only applies when there is a dominance + of the comparisons. + (and_scc_scc_nodom): New insn-and-split pattern. + +2003-05-13 Richard Sandiford <rsandifo@redhat.com> + + * unwind-dw2.c (uw_init_context_1): Don't pass &outer_cfa directly + to _Unwind_SetGRPtr(). + +2003-05-13 Michael Eager <eager@mvista.com> + + * Makefile.in: Initialize program_transform_cross_name from + @program_transform_name@ instead of target_alias. + +2003-05-12 Janis Johnson <janis187@us.ibm.com> + Alan Modra <amodra@bigpond.net.au> + Jakub Jelinek <jakub@redhat.com> + + * configure.in (HAVE_AS_TLS): Add powerpc and powerpc64 tests. + * configure: Rebuild. + * config/rs6000/rs6000-protos.h: Update. + * config/rs6000/rs6000.c (rs6000_tls_size): New. + (rs6000_tls_size_string): New. + (rs6000_parse_tls_size_option): New. + (rs6000_legitimize_tls_address): New. + (rs6000_tls_get_addr): New. + (rs6000_got_sym): New. + (rs6000_tls_symbol_ref): New. + (rs6000_tls_symbol_ref_1): New. + (rs6000_get_some_local_dynamic_name): New. + (rs6000_get_some_local_dynamic_name_1): New. + (TARGET_HAVE_TLS): New. + (TARGET_CANNOT_FORCE_CONST_MEM): New. + (rs6000_override_options): Handle -mtls-size option. + (constant_pool_expr_1): Handle TLS symbols. + (rs6000_legitimize_address): Handle TLS symbols. + (rs6000_tls_referenced_p): New. + (rs6000_legitimate_address): Handle TLS symbols. + (rs6000_emit_move): Handle TLS symbols. + (print_operand): Handle TLS symbols. + (uses_TOC): Handle TLS symbols. + (rs6000_emit_prologue): Use symbol for unspec constant. + * config/rs6000/rs6000.h (HAVE_AS_TLS): New. + (some_ld_name): New. + (LEGITIMATE_CONSTANT_P): Handle TLS symbols. + (PRINT_OPERAND_PUNCT_VALID_P): Handle TLS symbols. + (PREDICATE_CODES): Add rs6000_tls_symbol_ref. + * config/rs6000/rs6000.md (load_toc_v4_PIC_1, load_toc_v4_PIC_1b): + Support TLS. + (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64, tls_dtprel_32, + tls_dtprel_64, tls_dtprel_ha_32, tls_dtprel_ha_64, tls_dtprel_lo_32, + tls_dtprel_lo_64, tls_got_dtprel_32, tls_got_dtprel_64, tls_tprel_32, + tls_tprel_64, tls_tprel_ha_32, tls_tprel_ha_64, tls_tprel_lo_32, + tls_tprel_lo_64, tls_got_tprel_32, tls_got_tprel_64, tls_tls_32, + tls_tls_64): New. + * config/rs6000/sysv4.h (SUBTARGET_OPTIONS): Add tls_size. + +2003-05-12 Neil Booth <neil@cat.daikokuya.co.uk> + + * Makefile.in (stage2_build, stage3_build, stage4_build): + Set BUILD_CC to the same as CC. + +2003-05-12 Neil Booth <neil@daikokuya.co.uk> + + * alloc-pool.c (last_id): Put in ENABLE_CHECKING guards. + +2003-05-12 Andreas Schwab <schwab@suse.de> + + * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Mark 'exp' + as unused. + (bundling): Initialize 'pos'. + (ia64_expand_builtin): Initialize 'rmode'. + +2003-05-12 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/xcoff.h (ASM_OUTPUT_SKIP): Accept HOST_WIDE_INT. + (ASM_OUTPUT_ALIGNED_COMMON): Same. + (ASM_OUTPUT_LOCAL): Same. + +Mon May 12 21:53:29 CEST 2003 Jan Hubicka <jh@suse.cz> + + * varasm.c (output_constant): Fix underflow. + +2003-05-12 Mark Mitchell <mark@codesourcery.com> + + PR other/10745 + * configure.in: Correct detection of GNU ld version number. + * configure: Regenerated. + +2003-05-12 Zack Weinberg <zack@codesourcery.com> + + * diagnostic.c (diagnostic_for_decl): Take a + diagnostic_context argument. Restructure to be consistent + with diagnostic_report_diagnostic. + (diagnostic_count_diagnostic): Now static. Take a + diagnostic_info argument, not just a diagnostic_t. Some code + moved here from internal_error. Move a case label for + clarity. + (diagnostic_action_after_output): New function. Code moved + here from internal_error and fatal_error. + (bug_report_request): New #define so that this text appears in + only one place. + (diagnostic_report_diagnostic): Update to match changes to + diagnostic_count_diagnostic. Call diagnostic_action_after_output. + (diagnostic_set_info): Call gettext here. + + (pedwarn): Update comment. Don't call gettext here. + (sorry): Use report_diagnostic. Don't call gettext here. + (fatal_error): Remove final fnotice and exit, but call + real_abort to prevent warnings about noreturn function returning. + (internal_error): Likewise. Don't do ICE suppression here nor + call context->internal_error. + (warning_with_decl): Suppress for decls in system headers. + Adjust call to diagnostic_for_decl. + (pedwarn_with_decl): Likewise. + (error_with_decl): Adjust call to diagnostic_for_decl. + (error_recursion): Use bug_report_request. + + * diagnostic.h: Remove prototype of diagnostic_count_diagnostic. + * objc/objc-act.c (error_with_ivar, warn_with_method): Don't call + diagnostic_count_diagnostic. + +2003-05-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa64-hpux.h (ASM_OUTPUT_ALIGNED_COMMON): Correct last patch. + +Mon May 12 15:57:54 CEST 2003 Jan Hubicka <jh@suse.cz> + + * rs6000/darwin.h (ASM_OUTPUT_COMMON): Accept HOST_WIDE_INT + * mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Fix warning. + * mips/mips.h (ASM_OUTPUT_SKIP): Fix typo in the previous patch. + +2003-05-12 Roger Sayle <roger@eyesopen.com> + + * doc/rtl.texi: Document zero_extract as a valid destination + of a set insn. + +2003-05-12 Richard Earnshaw <rearnsha@arm.com> + + * arm/lib1funcs.asm (LSYM): Define -- on ELF prefix a local symbol with + '.'. Change all local symbol definitions and references to use LSYM. + +Mon May 12 11:32:53 CEST 2003 Jan Hubicka <jh@suse.cz> + + * expr.h (assemble_static_space): Update prototype. + * output.h (assemble_zeros, output_constant): Likewise. + * elfos.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_COMMON): Make it 64bit clean + * alpha.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_COMMON, ASK_OUTPUT_LOCAL): Make + it 64bit clean. + * elf.h (ASM_OTUPUT_SKIP): Likewise. + * unicosmk.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_COMM): Likewise. + * arm.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, ASM_OUTPUT_SKIP): + Expect HOST_WIDE_INT operand. + * aout.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, ASM_OUTPUT_SKIP): + Expect HOST_WIDE_INT operand. + * unknown-elf.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, ASM_OUTPUT_SKIP): + Expect HOST_WIDE_INT operand. + * avr.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_SKIP): Expect + HOST_WIDE_INT operand. + * c4x.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, ASM_OUTPUT_SKIP, + ASM_OUTPUT_BSS): Expect HOST_WIDE_INT operand. + * aout.h (ASM_OTUPUT_SKIP): Likewise. + * cris.h (ASM_OTUPUT_SKIP, ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise. + * darwin.h (ASM_OTUPUT_SKIP, ASM_OUTPUT_COMMON): Likewise. + * dsp16xx.h (ASM_OTUPUT_SKIP): Likewise. + * frv.h (ASM_OTUPUT_SKIP): Likewise. + * h8300.h (ASM_OTUPUT_SKIP, ASM_OUTPUT_LOCAL): Likewise. + * 370.h (ASM_OTUPUT_SKIP, ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): + Make it 64bit + clean. + * att.h (ASM_OUTPUT_SKIP): Expect HOST_WIDE_INT operand. + * bsd.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): + Make it 64bit clean. + * darwin.h (ASM_OUTPUT_SKIP): Make it 64bit clean.. + * sco5.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Expect + HOST_WIDE_INT operand + * svr3gas.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): + Expect HOST_WIDE_INT operand + * sysv3.h (ASM_OUTPUT_SKIP): Expect HOST_WIDE_INT operand + * i960.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_COMMON, + ASM_OUTPUT_ALIGNED_LOCAL): Expect HOST_WIDE_INT operand + * ip2k.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, ASM_OUTPUT_SKIP): + Likewise. + * m32r.h (ASM_OUTPUT_COMMON): Likewise. + * 3b1.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, ASM_OUTPUT_SKIP): + Likewise. + * amix.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise. + * crds.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_ALIGNED_LOCAL): Likewise. + * hp320.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, + ASM_OUTPUT_SKIP): Likewise. + * m68k.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, ASM_OUTPUT_SKIP): + Likewise. + * m68kelf.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, + ASM_OUTPUT_SKIP): Likewise. + * m68kv4.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, + ASM_OUTPUT_SKIP): Likewise. + * mot3300.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_SKIP): Likewise. + * netbsd-elf.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_COMMON, + ASM_OUTPUT_SKIP): Likewise. + * sgs.h (ASM_OUTPUT_SKIP): Likewise. + * tower-as.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_COMMON, + ASM_OUTPUT_SKIP): Likewise. + * m88k.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_COMMON, ASM_OUTPUT_SKIP): + Likewise. + * mcore.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_BSS, ASM_OUTPUT_SKIP): Likewise. + * iris.h (ASM_OUTPUT_LOCAL): Likewise. + * mips.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_SKIP): Likewise. + * ns32k.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, + ASM_OUTPUT_SKIP): Make it 64bit clean. + * pa-pro-end.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_ALIGNED_LOCAL): + Make it 64bit clean. + * pa.h (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL, ASM_OUTPUT_ALIGNED_LOCAL, + ASM_OUTPUT_SKIP): Make it 64bit clean. + * hpux.h (ASM_OUTPUT_LOCAL, ASM_OUTPUT_ALIGNED_LOCAL): Make it + 64bit clean. + * romp.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_LOCAL, ASM_OUTPUT_COMMON): Expect + HOST_WIDE_INT argument + * s390.h (ASM_OUTPUT_SKIP): Expect HOST_WIDE_INT argument. + * sh.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_LOCAL, ASM_OUTPUT_COMMON): Expect + HOST_WIDE_INT argument + * sol2.h (ASM_OUTPUT_SKIP): HOST_WIDE_INT argument + * sparc.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_COMMON): HOST_WIDE_INT argument + * svr3.h (ASM_OUTPUT_SKIP): HOST_WIDE_INT argument + * vax.h (ASM_OUTPUT_SKIP, ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): + HOST_WIDE_INT argument + * vaxv.h (ASM_OUTPUT_LOCAL): HOST_WIDE_INT argument + * xtensa.h (ASM_OUTPUT_LOCAL): HOST_WIDE_INT argument + * varasm.c (asm_output_bss, asm_output_aligned_bss, + asm_emit_uninitialized, assemble_zeros, assemble_static_space): + HOST_WIDE_INT argument + +2003-05-10 Steven Bosscher <steven@gcc.gnu.org> + + * cgraphunit.c (cgraph_create_edges): Drop walk_tree in + favor of walk_tree_without_duplicates. Add comments. + +2003-05-12 Josef Zlomek <zlomekj@suse.cz> + + * alloc-pool.h (ALLOC_POOL_ID_TYPE): New type. + (struct alloc_pool_def): New element 'id'. + * alloc-pool.c (fancy_abort): Extern function prototype. + (abort): Macro which uses fancy_abort. + (struct allocation_object_def): New structure. + (ALLOCATION_OBJECT_PTR_FROM_USER_PTR): New macro. + (USER_PTR_FROM_ALLOCATION_OBJECT_PTR): New macro. + (last_id): New variable. + (create_alloc_pool): Add the offset of u.data to size of element, + increase and use last_id. + (free_alloc_pool): Do the checking only when ENABLE_CHECKING. + (pool_alloc): Likewise. Set ID for elements. + (pool_free): Check whether the PTR was allocated from POOL. + +2003-05-11 Richard Henderson <rth@redhat.com> + + PR c/10675 + * c-decl.c: Include hashtab.h. + (detect_field_duplicates): New. + (finish_struct): Use it. + * Makefile.in (c-decl.o): Update. + * c-parse.in (structsp_attr): Nreverse component_decl_list results. + (component_decl_list, component_decl_list2, + components, components_notype): Build list in reverse order. + (enumlist): Clarify docs. Use TREE_CHAIN not chainon. + + * tree.c (chainon): Special case op2 null as well. + Reorg for clarity. + +2003-05-11 Roger Sayle <roger@eyesopen.com> + + * config/i386/i386.md (logsf2, logdf2, logxf2, logdf2): New patterns + to implement log, logf and logl built-ins as inline x87 intrinsics. + (UNSPEC_FYL2X): New unspec to represent x87's "fyl2x" instruction. + (*fyl2x_sfxf3, *fyl2x_dfxf3, *fyl2x_xf3, *fyl2x_tfxf3): New insn + patterns for x87's "fyl2x" instruction, used by log?f2 patterns. + + * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FYL2X like + UNSPEC_FPATAN, i.e. replaces two stack operands with single result. + +2003-05-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (out_object_file): Don't set -Wno-error for ${cpu}.o. + + * sparc.c (print_operand): Fix uninitialized warning. + +2003-05-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cfgloopanal.c (num_loop_insns, average_num_loop_insns): Count only + real insns. + * loop-unroll.c (unroll_loop_runtime_iterations): Remove superfluous + condition. + +2003-05-11 Neil Booth <neil@cat.daikokuya.co.uk> + + * doc/cpp.texi: Fix typos. + +2003-05-11 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_function_arg_float): New function. + (s390_function_arg_pass_by_reference): Use it. + (s390_function_arg_advance): Likewise. + (s390_function_arg): Likewise. + (s390_va_arg): Likewise + +2003-05-11 Nathan Sidwell <nathan@codesourcery.com> + + * coverage.h (coverage_counter_alloc): New function. + * function.h (struct function): Remove arc_profile flag. + * coverage.c (fn_ident): Remove. + (fn_b_ctrs, no_coverage): New. + (get_coverage_counts): Use current_function_funcdef_no. + (coverage_counter_alloc): New. + (coverage_counter_ref): Adjust. + (coverage_begin_output): Check no_coverage. Use + current_function_funcdef_no. + (coverage_end_function): Likewise. + (create_coverage): Set no_coverage. Set DECL_UNINLINEABLE rather + than clearing flag_inline_functions. Do not clear arc_profile + flag. + * function.c (prepare_function_start): Do not set arc_profile + flag. + * profile.c (instrument_edges): Return number of instrumented + edges. Use a for loop. + (branch_prob): Call coverage_counter_alloc. Make BB_TO_GCOV_INDEX + local to here and simplify. Use profile_arc_flag not arc_profile + flag. + (find_spanning_tree): Reformat. + * toplev.c (rest_of_compilation): Use profile_arc_flags and + flag_test_coverage rather than arc_profile flag. + +2003-05-11 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * doc/invoke.texi (Wctor-dtor-privacy): Update documentation. + +2003-05-11 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * varasm.c (copy_constant, case VIEW_CONVERT_EXPR): New case. + +2003-05-11 Bruno Haible <bruno@clisp.org> + + * cppfiles.c (find_or_create_entry): Preserve errno. + +2003-05-11 Neil Booth <neil@cat.daikokuya.co.uk> + + * c-cppbuiltin.c (c_cpp_builtins): Move __STDC_HOSTED__ into + cpplib as it's a Standard Predefined Macro. + * c-opts.c (finish_options): Pass flag_hosted to cpp_init_builtins. + * cppinit.c (_cpp_init_builtins): Take HOSTED. Define + __STDC_HOSTED__ appropriately. + * cpplib.h (_cpp_init_builtins): Update. + * fix-header.c (read_scan_file): Update. + * doc/cpp.texi, doc/cppopts.texi: Update documentation. + +2003-05-11 Gabriel Dos Reis <gdr@integrable-solutions.net> + + PR C++/689 + PR C++/9257 + * c-opts.c (c_common_decode_option): Don't set + warn_ctor_dtor_privacy wen -Wall. + * c-common.c (warn_ctor_dtor_privacy): Don't turn on by default. + +2003-05-10 Alexandre Oliva <aoliva@redhat.com> + + * reload1.c (reload_cse_move2add): Revert part of my 2003-05-09's + patch. + +2003-05-10 Zack Weinberg <zack@codesourcery.com> + + * diagnostic.c: Reorder functions for clarity, putting all the + functions in the "error" family next to each other, and + likewise all the functions in the "error_with_decl" family. + Some other routines were moved too. Add comments. + (vbuild_message_string): Fold into sole caller. + + +2003-05-11 Ulrich Weigand <uweigand@de.ibm.com> + + * except.c (EH_RETURN_STACKADJ_RTX): Do not define. + (EH_RETURN_HANDLER_RTX): Likewise. + (expand_builtin_eh_return): Do not copy stack adjustment + if EH_RETURN_STACKADJ_RTX is not defined. + (expand_eh_return): Likewise. Also, do not pass stack + adjustment as argument to the eh_return pattern. + * except.h (MUST_USE_SJLJ_EXCEPTIONS): Do not define just + because EH_RETURN_STACKADJ_RTX is not defined. + * unwind-dw.c (uw_update_context_1): If EH_RETURN_STACKADJ_RTX + is not defined, treat stack pointer like a regular register. + (uw_init_context_1): Set up fake initial stack pointer register. + (uw_install_context_1): Do not compute stack adjustment if + EH_RETURN_STACKADJ_RTX is not defined. + + * config/i386/i386.md ("eh_return"): Remove first argument. + * config/mips/mips.md ("eh_return"): Likewise. + * config/rs6000/rs6000.md ("eh_return"): Likewise. + * config/sh/sh.md ("eh_return"): Likewise. + + * config/s390/s390.h (EH_RETURN_STACKADJ_RTX): Remove. + +2003-05-10 Alexander Aganichev <aaganichev@yandex.ru> + + * config/i386/i386.h (MODES_TIEABLE_P): Fix typo. + +2003-05-10 Nathan Sidwell <nathan@codesourcery.com> + + * defaults.h (GCOV_TYPE_SIZE): Remove. + * gcov-io.h (gcov_type): Set to specific mode int on target. + (gcov_unsigned_t, gcov_position_t): New. + (GCOV_TYPE_NODE): New. + (GCOV_TAG_SUMMARY_LENGTH): Adjust. + (GCOV_COUNTERS_SUMMABLE): New. + (gcov_ctr_summary, gcov_sumary, gcov_fn_info, gcov_merge_fn, + gcov_ctr_info, gcov_info): Adjust types. + (gcov_var): Adjust types. + (gcov_write_unsigned, gcov_write_tag, + gcov_write_length, gcov_write_tag_length, gcov_write_summary, + gcov_read_unsigned, gcov_read_summary): Adjust gcov types. + (gcov_position, gcov_sync, gcov_seek): Adjust gcov types. + * gcov-io.c (gcov_write_unsigned, gcov_write_tag, + gcov_write_length, gcov_write_tag_length, gcov_write_summary, + gcov_read_unsigned, gcov_read_summary): Adjust gcov types. + * libgcov.c (gcov_crc32, gcov_version_mismatch, gcov_exit, + __gcov_init, __gcov_merge_add): Adjust gcov types. + * coverage.c (ctr_merge_functions): Constify. + (ctr_names): New. + (read_counts_file): Adjust gcov types. Only summarize & merge + summable counters. + (coverage_counter_ref): Use GCOV_TYPE_NODE. + (build_fn_info_type, build_fn_info_value, build_ctr_info_type, + build_ctr_info_value, build_gcov_info): Adjust types. + * profile.c (branch_prob): Adjust gcov types. + * gcov_dump (dump_file): Adjust gcov types. + +2003-05-10 Richard Earnshaw <rearnsha@arm.com> + + * arm.md (DOM_CC_X_AND_Y, DOM_CC_NX_OR_Y, DOM_CC_X_OR_Y): New + constants. + (ior_scc_scc, and_scc_scc): New insn_and_split patterns. + * arm.c (arm_select_dominance_cc_mode): Renamed from + select_dominance_cc_mode, no-longer static. Use DOM_CC... constants. + Callers updated. + * arm-protos.h (arm_select_dominance_cc_mode): Add prototype. + +2003-05-09 Roger Sayle <roger@eyesopen.com> + + * config/alpha/alpha.c (alpha_start_function): Declare frame_size + as unsigned to avoid signed/unsigned comparison warnings. + +2003-05-09 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c (xtensa_emit_loop_end): Only use "nop.n" + instruction if the Xtensa density option is enabled. + +2003-05-09 Matt Kraai <kraai@alumni.cmu.edu> + + * mklibgcc.in: Remove extra quotes. + +2003-05-09 Mark Mitchell <mark@codesourcery.com> + + * config/rs6000/rs6000.c (spe_init_builtins): Fix typo in creation + of int_ftype_void. + +2003-05-09 Alexandre Oliva <aoliva@redhat.com> + + * reload1.c (reload_cse_move2add): Don't turn an implicit + truncation into a self-set in the narrow mode. + +2003-05-09 Richard Earnshaw <rearnsha@arm.com> + + * arm.md (clzsi2): The CLZ instruction is predicable. + +2003-05-09 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c: Formatting. + +2003-05-09 Diego Novillo <dnovillo@redhat.com> + + * tree-dump.c (dequeue_and_dump): Use CONSTRUCTOR_ELTS, + instead of TREE_OPERAND to access the operand of a + CONSTRUCTOR node. + +2003-05-09 Diego Novillo <dnovillo@redhat.com> + + * tree-dump.c (dequeue_and_dump): CONSTRUCTOR nodes contain only + one operand. + +2003-05-09 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * toplev.h (warning_with_file_and_line): Don't declare. + (error_with_file_and_line): Likewise. + * diagnostic.c (error_with_file_and_line): Remove. + (warning_with_file_and_line): Likewise. + +2003-05-09 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * c-parse.in (if_stmt_locus): New object. + (if_prefix rule): Use it. Don't use warning_with_file_and_line. + (select_or_iter_stmt rule): Likewise. + (if_stmt_file): Remove. + (if_stmt_line): Likewise. + * jump.c: include "diagnostic.h" + (never_reached_warning): Don't use warning_with_file_and_line. + * Makefile.in (jump.o): Add dependce on diagnostic.h + +2003-05-09 Alan Modra <amodra@bigpond.net.au> + + * expr.c (move_block_from_reg): Remove "size" parm. Localize vars. + Move code handling pieces not larger than a word to.. + * function.c (assign_parms): ..here, but use change_address instead + of adjust_address and operand_subword, and expand_binop instead of + expand_shift. Adjust calls to move_block_from_reg. + * expr.h (move_block_from_reg): Update declaration. + (copy_blkmode_from_reg): Formatting. + * Makefile.in (function.o): Add $(OPTABS_H) to deps. + * config/alpha/alpha.c (alpha_setup_incoming_varargs): Adjust + move_block_from_reg calls. + * config/arc/arc.c (arc_setup_incoming_varargs): Likewise. + * config/i960/i960.c (i960_setup_incoming_varargs): Likewise. + * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise. + * config/m88k/m88k.c (m88k_builtin_saveregsk): Likewise. + * config/mips/mips.c (mips_setup_incoming_varargs): Likewise. + * config/pa/pa.c (hppa_builtin_saveregs): Likewise. + * config/romp/romp.h (SETUP_INCOMING_VARARGS): Likewise. + * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise. + * config/sh/sh.c (sh_builtin_saveregs): Likewise. + +2003-05-08 DJ Delorie <dj@redhat.com> + + * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg): Fix + to handle arguments for which MUST_PASS_IN_STACK is true (e.g., + variable-sized types). + (xstormy16_function_arg): New. Pass them that way too. + * config/stormy16/stormy16-protos.h (xstormy16_function_arg): New. + * config/stormy16/stormy16.h (FUNCTION_ARG): Call it. + +2003-05-08 Aldy Hernandez <aldyh@redhat.com> + + * mklibgcc.in: Use mkinstalldirs when installing multilib + directories. + +2003-05-08 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (gen_block_redirect, split_branches): Use CODE_FOR_jump_compact + instead of CODE_FOR_jump + +2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * objc/objc-act.c (error_with_ivar): Don't use + error_with_file_and_line. + (warn_with_method): Don't use warning_with_file_and_line. + +2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * stmt.c (emit_locus): New macro. + (emit_filename): Remove. + (emit_lineno): Likewise. + (struct stmt_status): Replace members x_emit_filename and + x_emit_lineno with x_emit_locus. + (set_file_and_line_for_stmt): Adjust. + (expand_expr_stmt_value): Don't use warning_with_file_and_line. + (warn_if_unused_value): Likewise. + (check_seenlabel): Likewise. + +2003-05-08 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * c-decl.c (define_label): Tidy. Don't use any of + error_with_file_and_line or warning_with_file_and_file. + (pending_xref_error): Likewise. + (store_parm_decls): Likewise. + (current_function_prototype_locus): New object. Package from + current_function_prototype_file and current_function_prototype_line. + (start_function): Use it. + (current_function_prototype_file): Remove. + (current_function_prototype_line): Remove; + +2003-05-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtins.c (readonly_data_expr): New function. + (expand_builtin_memmove): Optimize any rodata source, not just + strings. + +2003-05-07 David Mosberger <davidm@hpl.hp.com> + + * unwind-libunwind.c (_Unwind_FindEnclosingFunction): New. + +2003-05-07 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_split_long_move): Fix base register + mode for XFmode splits for TARGET_64BIT. + +2003-05-07 Richard Henderson <rth@redhat.com> + + * sched-ebb.c (schedule_ebb): Supply the correct starting + block number to save_line_notes. + +2003-05-07 Richard Henderson <rth@redhat.com> + + * toplev.c (enum dump_file_index): Swap DFI_ce3, DFI_bbro. + (dump_file): Likewise. + +2003-05-07 David Mosberger <davidm@hpl.hp.com> + + * config/ia64/crtbegin.asm (__do_jv_register_classes): Don't + forget to preserve gp. + * config/ia64/crtend.asm (__do_global_ctors_au): Ditto. + + * config/ia64/crtbegin.asm (__do_jv_register_classes): Add missing + .prologue directive. + Use .skip instead of data8 for .bss section to make Intel + Assembler (ias) happy. Minor whitespace fixups. Make "nop 0" + explicit in the .mib bundles and remove the unnecessary stop + bits. Replace local labels with normal labels, to make ias + happy. Don't register __do_global_ctors_aux here, do it in + crtend.asm instead. + + * config/ia64/crtend.asm [HAVE_INIT_FINI_ARRAY]: Register + __do_global_ctors_aux in .init_array section instead of + declaring it as a hidden global. Replace local labels with + ordinary labels to make ias happy. + +2003-05-07 Richard Henderson <rth@redhat.com> + + PR c++/10570 + * except.c: Revert 04-01 and 04-02 forced-unwind changes. + * flags.h, toplev.c, doc/invoke.texi: Likewise. + + * unwind-dw2.c (_Unwind_GetCFA): Fix ptr->int conversion warning. + * unwind.inc (_Unwind_DeleteException): Check for null + exception_cleanup. + + * unwind-sjlj.c (_Unwind_SjLj_Resume_or_Rethrow): New. + * unwind.inc (_Unwind_Resume_or_Rethrow): New. + * unwind.h: Declare them. + * libgcc-std.ver (GCC_3.3): Export them. + +2003-05-07 Richard Henderson <rth@redhat.com> + + * unwind-dw2.c (_Unwind_GetCFA): Cast pointer to _Unwind_Ptr, + not _Unwind_Word. + +2003-05-07 Zack Weinberg <zack@codesourcery.com> + + * stmt.c (force_label_rtx): New function, based on logic + formerly found in expand_expr. + * expr.h: Prototype it. + * expr.c (expand_expr <LABEL_DECL>): Use force_label_rtx if + appropriate. + * varasm.c (decode_addr_const <LABEL_DECL>): Use force_label_rtx. + + * print-tree.c (debug_tree): Free the table after we're done + with it. Use putc. + +2003-05-07 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.h: Reverse arguments for __ev_subfw. + Unreverse arguments for __ev_subw. + + * config/rs6000/spe.md (evsubfw): Reverse arguments of assembly. + +2003-05-07 Nick Clifton <nickc@redhat.com> + + * config/stormy16/stormy-abi: Update to include + R_XSTORMY16_FPTR16, R_XSTORMY16_LO16, R_XSTORMY16_HI16 and + R_XSTORMY16_12 relocs. + +2003-05-07 Alan Modra <amodra@bigpond.net.au> + + * function.c (assign_parms): Correct reversed reg_parm_stack_space + test. Add partial in-regs size to stack_args_size. + +2003-05-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/invoke.texi (Warning Options): Mark -Wmissing-declarations + as a C only option. + +2003-05-07 Nathan Sidwell <nathan@codesourcery.com> + + * gcov-io.h (GCOV_LOCKED): New #define. + (GCOV_LINKAGE): Make sure it is #defined. + (gcov_write_string, gcov_write_tag, gcov_write_length, + gcov_read_string, gcov_time): Poison in libgcov. + (gcov_seek_end): Remove. + (gcov_write_tag_length, gcov_sync, gcov_rewrite): New. + (GCOV_TAG_FUNCTION_LENGTH, GCOV_TAG_BLOCKS_LENGTH, + GCOV_TAG_ARCS_LENGTH, GCOV_TAG_COUNTER_LENGTH, + GCOV_TAG_SUMMARY_LENGTH): New #defines. + (gcov_write_tag, gcov_write_length): Not in libgcov. + * gcov-io.c (gcov_open): Use GCOV_LOCKED. + (gcov_write_tag, gcov_write_length): Not in libgcov. + (gcov_write_tag_length): New. + (gcov_write_summary): Use gcov_write_tag_length. + * libgcov.c: Always #include gcov-io.h. + (IN_LIBGCOV): -1 for inhibit_libc, +1 otherwise. + (GCOV_LINKAGE): Define to nothing for L_gcov. + (gcov_exit): Replace gcov_write_tag, gcov_write_length with + gcov_write_tag_length. Use gcov_rewrite & gcov_seek. + * gcov.c (read_graph_file): Replace gcov_seek by gcov_sync. + (read_count_file): Likewise. + * gcov-dump.c (dump_file): Likewise. + * coverag.c (read_counts_file): Likewise. + +2003-05-06 Mark Mitchell <mark@codesourcery.com> + + PR other/10658 + * gcc.c (process_command): Update copyright date. + +2003-05-06 Phil Edwards <pme@gcc.gnu.org> + + * doc/install.texi (mips-*-*): Add note about libstdc++. + +2003-05-06 DJ Delorie <dj@redhat.com> + + * config/stormy16/stormy16.c (xstormy16_function_profiler): New. + * config/stormy16/stormy16.h (FUNCTION_PROFILER): Call it. + * config/stormy16/stormy16-protos.h (xstormy16_function_profiler): New. + +2003-05-06 <neil@cat.daikokuya.co.uk> + + * c-opts.c (COMMAND_LINE_OPTIONS): Reject -Wmissing-prototypes + and -Wstrict-prototypes if C++. + +2003-05-06 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/linuxspe.h: New file. + + * config.gcc: Add powerpc-*-linux-gnuspe* target. + +2003-05-06 Richard Henderson <rth@redhat.com> + + * unwind-dw2.c (uw_update_context_1): Only set cfa as sp if + previous frame didn't save sp. Clear sp for next frame. + (uw_install_context_1): Honor saved sp from frame. + +2003-05-06 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_subword, mips_output_move): Declare. + (mips_move_1word, mips_move_2words): Remove declaration. + (mips_split_64bit_move_p, mips_split_64bit_move): Declare. + (mips_restore_gp): Remove insn argument. + * config/mips/mips.h (FP_REG_RTX_P): New macro. + * config/mips/mips.c (volatile_buffer): Remove. + (mips_subword, mips_split_64bit_move_p, mips_split_64bit_move): New. + (mips_move_1word, mips_move_2words): Remove, replacing with... + (mips_output_move): ...this new function. + (mips_restore_gp): Remove insn argument. Adjust for above changes. + (print_operand): Make '%h' print %hi(op) for HIGH operands. Remove + handling of floating-point constants. Handle zero CONST_DOUBLE + arguments. + (mips_annotate_frame_insn): Replace with... + (mips_set_frame_expr): ...this, which just takes one argument. + (mips_frame_set): Change the register argument to an rtx. + (mips_emit_frame_related_store): Use mips_split_64bit_move_p to + check whether moves should be split. Use mips_split_64bit_move + to split them. Use mips_subword to generate the high and low + parts of a paired FPR. Adjust calls to frame_set and + mips_set_frame_expr. + (mips_expand_prologue): Simplify due to above changes. + * config/mips/mips.md: Add splitters for 64-bit moves on 32-bit + targets, replacing xisting register-only versions. + (UNSPEC_STORE_DF_HIGH): New unspec. + (UNSPEC_LOAD_DF_LOW, UNSPEC_LOAD_DF_HIGH): New unspecs. + (mulsi3_r4000, muldi3_internal2): Avoid use of mips_move_1word. + (*paradoxical_extendhidi2): Remove. + (movdi_internal, movdi_internal2): Use mips_output_move. + (*movdi_internal2_mips16, movsi_internal, movcc): Likewise. + (movsf_internal1, movsf_internal2): Likewise. + (movdf_internal1a): Likewise. Fix length and type of f <- G case. + (movdf_internal1b): Use mips_output_move. Fix type of f <- G case. + (movdf_internal2): Use mips_output_move. Fix lengths of FPR moves. + Add m <- G alternative. + (load_df_low, load_df_high, store_df_low): New patterns. + (movhi_internal): Use @ template instead of calling a function. + Remove unnecessary 'z' alternatives. + (movqi_internal): Likewise. + (exception_receiver): Update call to mips_restore_gp. + +2003-05-06 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_simplify_dwarf_addr): Remove. + (mips_delegitimize_address): Declare. + * config/mips/mips.h (ASM_SIMPLIFY_DWARF_ADDR): Undefine. + (FIND_BASE_TERM): Define. + * config/mips/mips.c (TARGET_DELEGITIMIZE_ADDRESS): Defi~e. + (mips_delegitimize_address): Renamed from mips_simplify_dwarf_addr. + Handle small-data addresses. + +2003-05-05 Roger Sayle <roger@eyesopen.com> + + * real.c (real_powi): New function to calculate the value of + a real raised to an integer power, i.e. pow(x,n) for int n. + (real_sqrt): Convert to using the faster do_add, do_multiply + and do_divide API for consistency with the rest of real.c. + * real.h (real_powi): Prototype here. + * builtins.c (fold_builtin): Avoid local variable mode when + evaluating sqrt at compile time. Attempt to evaluate pow at + compile-time, by checking for an integral exponent. + +2003-05-05 Richard Henderson <rth@redhat.com> + + * doc/extend.texi (Variable Attributes): Re-sort table and tidy. + +2003-05-05 David O'Brien <obrien@FreeBSD.org> + + * config/rs6000/sysv4.h (CPP_OS_FREEBSD_SPEC): Add __ELF__ to mirror + other FreeBSD ports. + (LINK_OS_FREEBSD_SPEC): Mirror conventions on other FreeBSD ports. + (_LITTLE_ENDIAN): Use __LITTLE_ENDIAN__ instead. + +2003-05-05 Janis Johnson <janis187@us.ibm.com> + + * Makefile.in: (site.exp): Add ALT_CC_UNDER_TEST, add quotes around + expanded variables. + * doc/sourcebuild.texi (C tests): Describe gcc.dg/compat tests. + +2003-05-05 Zack Weinberg <zack@codesourcery.com> + + * rtl.h (STRING_POOL_ADDRESS_P): Rename to DEFERRED_CONSTANT_P. + * varasm.c (struct varasm_status): Add deferred_constants field. + (n_deferred_strings): Delete variable. + (n_deferred_constants): New #define. + (struct constant_descriptor_tree): Kill next and label fields. + (const_hash_table, MAX_HASH_TABLE): Delete. + (const_desc_htab): New static variable. + (const_hash): Rename const_desc_hash, and make it fit the + hashtab.h interface. + (const_desc_eq): New. + (const_hash_1, compare_constant): Const-ify arguments. + (build_constant_desc): Set DEFERRED_CONSTANT_P on all new + SYMBOL_REFs. Clarify comments. Don't set desc->label. + (output_constant_def): Do the lookup/insert using the + hashtab.h interface. Don't muck with n_deferred_constants or + DEFERRED_CONSTANT_P here. + Always call maybe_output_constant_def_contents. + (maybe_output_constant_def_contents): Take a pointer to the + descriptor, not the EXP and RTL separately. Return + immediately if this constant is not deferred. Defer output of + everything, except writable string constants. Update + n_deferred_constants here. + (output_constant_def_contents): Now takes just one argument, + an rtx. Clear DEFERRED_CONSTANT_P here. + (mark_constant_pool): Update for rename of n_deferred_strings. + (mark_constant): Don't clear DEFERRED_CONSTANT_P here. + + (init_varasm_status): Clear p->deferred_constants. + (init_varasm_once): Call htab_create_ggc for const_desc_htab. + +2003-05-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtins.c (expand_builtin_stpcpy): Only expand when the length + of the source string can be evaluated at compile-time. + +2003-05-05 Aldy Hernandez <aldyh@redhat.com> + + * testsuite/gcc.c-torture/compile/simd-6.c: New. + + * c-typeck.c (digest_init): Handle arrays of vector constants. + +2003-05-05 Jakub Jelinek <jakub@redhat.com> + + * builtins.c (expand_builtin_mempcpy): New function. + (expand_builtin_stpcpy): Optimize stpcpy whose return value is + ignored into strcpy no matter what arguments it has. + (expand_builtin) <case BUILT_IN_MEMPCPY>: Call + expand_builtin_mempcpy. + +2003-05-05 Aldy Hernandez <aldyh@redhat.com> + + * testsuite/gcc.dg/20030505.c: New. + + * c-typeck.c (convert_for_assignment): Opaque pointers can + interconvert. + + * config/rs6000/rs6000.c: New global opaque_p_V2SI_type_node. + (rs6000_init_builtins): Initialize opaque_p_V2SI_type_node. + (spe_init_builtins): Rename all pv2si_type_node to + opaque_p_V2SI_type_node. + Remove declaration of pv2si_type_node. + (is_ev64_opaque_type): Accept opaque pointers. + +2003-05-05 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000.c (validate_condition_mode): Use + flag_finite_math_only. + (rs6000_reverse_condition): Never return UNKNOWN; use + flag_finite_math_only. + (rs6000_generate_compare): Use flag_finite_math_only. + (rs6000_emit_cmove): Handle UNLE. Support UNEQ under -ffast-math. + Use HONOR_* rather than flag_unsafe_math_optimizations. Correct + UNGE and GT cases. Handle UNEQ and LTGT when ! HONOR_NANS. + + * toplev.c (check_global_declarations): Suppress not-used warning + for volatile variables. + +2003-05-05 Olivier Hainque <hainque@act-europe.fr> + + * expr.c (expand_expr, case BIT_FIELD_REF): Refine the test forcing + usage of bitfield instructions for mode1 != BLKmode, only ignoring + SLOW_UNALIGNED_ACCESS if the field is not byte aligned. + (store_field): Likewise. + +2003-05-05 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add + evsubifw to builtins accepting 5-bit unsigned constants. + (easy_vector_constant): Return if V1DImode. Fix typo. + +2003-05-05 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.h: Revert licensing change from last patch. + +2003-05-05 DJ Delorie <dj@redhat.com> + + * config/stormy16/stormy16.md (negsi2): Allocate the pseudos + before reload, but defer the split until after. + * config/stormy16/stormy16.c (xstormy16_expand_arith): Modify + to match. + +2003-05-05 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 440 support. + * config/rs6000/vxworks.h (CC1_SPEC): Use -mcpu=440 for t440. + +2003-05-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * libgcov.c (__gcov_merge_add): Do not use gcov_type when inhibit_libc + is defined. + +2003-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtin-attrs.def (ATTR_NOTHROW_NONNULL_1, + ATTR_NOTHROW_NONNULL_2, ATTR_NOTHROW_NONNULL_3): Renamed from + ATTR_NONNULL_1, ATTR_NONNULL_2 and ATTR_NONNULL_3. + + (ATTR_NOTHROW_NONNULL_1_2, ATTR_NOTHROW_NONNULL_1_4, + ATTR_CONST_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1, + ATTR_PURE_NOTHROW_NONNULL_1_2, ATTR_MALLOC_NOTHROW_NONNULL_1): + New. + + * builtins.def (DEF_EXT_FALLBACK_BUILTIN): Accept ATTRS argument. + (BUILT_IN_BZERO, BUILT_IN_BCOPY, BUILT_IN_BCMP): Update comment + + (BUILT_IN_INDEX, BUILT_IN_RINDEX, BUILT_IN_MEMCPY, + BUILT_IN_MEMMOVE, BUILT_IN_MEMCMP, BUILT_IN_MEMSET, + BUILT_IN_MEMPCPY, BUILT_IN_STRCAT, BUILT_IN_STRNCAT, + BUILT_IN_STPCPY, BUILT_IN_STRCPY, BUILT_IN_STRNCPY, + BUILT_IN_STRCMP, BUILT_IN_STRNCMP, BUILT_IN_STRLEN, + BUILT_IN_STRSTR, BUILT_IN_STRPBRK, BUILT_IN_STRSPN, + BUILT_IN_STRCSPN, BUILT_IN_STRCHR, BUILT_IN_STRRCHR, BUILT_IN_NAN, + BUILT_IN_NANF, BUILT_IN_NANL, BUILT_IN_NANS, BUILT_IN_NANSF, + BUILT_IN_NANSL, BUILT_IN_PUTS, BUILT_IN_FPUTC, BUILT_IN_FPUTS, + BUILT_IN_FWRITE, BUILT_IN_PUTS_UNLOCKED, BUILT_IN_FPUTC_UNLOCKED, + BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE_UNLOCKED, + BUILT_IN_STRDUP): Add "nonnull" attribute. + +2003-05-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * expr.c (store_field): Don't clobber TEMP in shift: it might be + a variable. + (get_inner_reference): Don't go through a VIEW_CONVERT_EXPR + whose purpose is to step up the alignment. + (expand_expr, case ADDR_EXPR): Force LO_SUM into memory, just like REG. + + * stor-layout.c (compute_record_mode): Relax restriction + on fields crossing word boundaries forcing BLKmode. + +2003-05-04 Neil Booth <neil@daikokuya.co.uk> + + * cppinit.c (cpp_create_reader, post_options): Warn about + trigraphs unless explicity set or -trigraphs. + * cpplex.c (warn_in_comment): New. + (_cpp_process_line_notes): Better handling of -Wtrigraphs. + (_cpp_skip_block_comment): Add call to _cpp_process_line_notes. + * doc/cppopts.texi, doc/cpp.texi: Update. + +2003-05-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * Makefile.in (LIBGCOV): Add _gcov_merge_add. + * gcov-io.h: Make GCOV_LINKAGE extern in libgcov and prevent resulting + namespace clash. + (GCOV_MERGE_FUNCTIONS): New. + (gcov_merge_fn): Declare. + (struct gcov_ctr_info): New field "merge". + (__gcov_merge_add): Declare. + * coverage.c (ctr_merge_functions): New. + (build_ctr_info_type, build_ctr_info_value): Initialize merge field + of gcov_ctr_info type. + * libgcov.c (__gcov_merge_add): New. + (gcov_exit): Call a hook to merge values of counters. + +2003-05-04 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * toplev.h (pedwarn_with_file_and_line): Don't declare. + * diagnostic.c (pedwarn_with_file_and_line): Remove. + +2003-05-04 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * varasm.c (assemble_variable): Don't use error_with_file_and_line. + +2003-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtins.c (expand_builtin_constant_p, expand_builtin_strlen, + expand_builtin_frame_address): Update prototypes. + (expand_builtin_constant_p, expand_builtin_strlen, + expand_builtin_strcpy, expand_builtin_memset, + expand_builtin_bzero, expand_builtin_args_info, + expand_builtin_frame_address): Pass in just the argument(s) + needed, not the entire expression `exp'. + (expand_builtin): Update all calls to these functions. + +2003-05-03 Richard Henderson <rth@redhat.com> + + * builtins.c (expand_builtin) <BUILT_IN_DWARF_FP_REGNUM>: Remove. + <BUILT_IN_DWARF_SP_COLUMN>: New. + * builtins.def (BUILT_IN_DWARF_FP_REGNUM): Remove. + (BUILT_IN_DWARF_SP_COLUMN): New. + * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Remove. + (expand_builtin_dwarf_sp_column): New. + * except.h: Update to match. + * unwind-dw2.c (execute_stack_op): Correct stack push typo. + (execute_cfa_program): Record location expression address + before extracting length. + (uw_update_context_1): Install old CFA into stack pointer column. + (uw_init_context_1): Set cfa_reg to stack pointer column. + +2003-05-03 Richard Henderson <rth@redhat.com> + + * config/rs6000/rs6000.c (constant_pool_expr_p): Make static and + return bool. + (toc_relative_expr_p): Likewise. + (SPE_CONST_OFFSET_OK): Move from rs6000.h. + (legitimate_constant_pool_address_p): Move from rs6000.h, change + into a function, downcase all users. + (legitimate_small_data_p): Likewise. + (legitimate_offset_address_p): Likewise. + (legitimate_indexed_address_p): Likewise. + (legitimate_indirect_address_p): Likewise. + (legitimate_lo_sum_address_p): Likewise. + (rs6000_mode_dependent_address): Likewise. + * rs6000.h (CONSTANT_POOL_EXPR_P, TOC_RELATIVE_EXPR_P): Remove. + (SPE_CONST_OFFSET_OK, LEGITIMATE_CONSTANT_POOL_ADDRESS_P, + LEGITIMATE_SMALL_DATA_P, LEGITIMATE_OFFSET_ADDRESS_P, + LEGITIMATE_INDEXED_ADDRESS_P, LEGITIMATE_INDIRECT_ADDRESS_P, + LEGITIMATE_LO_SUM_ADDRESS_P): Move into rs6000.c. + (LEGITIMATE_ADDRESS_INTEGER_P): Remove. + (GO_IF_MODE_DEPENDENT_ADDRESS): Use rs6000_mode_dependent_address. + * config/rs6000/rs6000-protos.h: Update. + +2003-05-03 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000.h (REVERSIBLE_CC_MODE): Define. + (REVERSE_CONDITION): Define. + + * config/rs6000/rs6000.c (scc_comparison_operator): Make equivalent + to branch_positive_comparison_operator. + (ccr_bit): Check that sCOND conditions are actually a positive bit. + (print_operand): Remove %D substitution. + (rs6000_emit_sCOND): Generate complement operation to ensure that + sCOND input is a positive bit. + * config/rs6000/rs6000.md: Rearrange sCOND templates to be in the + same order as bCOND, and add the missing ones. Remove the %D + substitutions from the scc patterns. + + * simplify-rtx.c (simplify_relational_operation): Add case for + ! (fabs(x) < 0.0). + +2003-05-03 Bruce Korb <bkorb@gnu.org> + + * gcc/fixinc/fixincl.tpl(dne): restore this to force merge conflicts + in fixincl.x + * gcc/fixinc/inclhack.def(bsd_stdio_attrs_conflict): fix placement + +2003-05-03 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.h: Remove unecessary casts. Misc cleanups. + +2003-05-03 Zack Weinberg <zack@codesourcery.com> + + PR c/10604 + * c-common.c (warn_sign_compare): Initialize to -1. + * c-opts.c (c_common_init_options): Don't set warn_sign_compare here. + (c_common_decode_option <OPT_Wall>): Set warn_sign_compare + for C++ only. + (c_common_post_options): Set warn_sign_compare from extra_warnings + if it's still -1 at this point. + + * toplev.c (maybe_warn_unused_parameter): New static variable. + (set_Wextra): New static function. + (W_options): Remove "extra". + (decode_W_option): Call set_Wextra. + (independent_decode_option): Likewise. + (set_Wunused): Cooperate with set_Wextra in setting + warn_unused_parameter. + (rest_of_compilation): No need to check extra_warnings as + well as warn_uninitialized. + + * c-typeck.c (build_binary_op, build_conditional_expr): + No need to check extra_warnings as well as warn_sign_compare. + (internal_build_compound_expr): No need to check extra_warnings + as well as warn_unused_value. + * function.c (expand_function_end): No need to check extra_warnings + as well as warn_unused_parameter. + * stmt.c (expand_expr_stmt_value): No need to check extra_warnings + as well as warn_unused_value. + + * doc/invoke.texi: Clarify documentation of -Wsign-compare. + + * Makefile.in: Disable -Werror for gengtype-lex.o. + +2003-05-03 Olivier Hainque <hainque@act-europe.fr> + + * emit-rtl.c (last_call_insn, add_function_usage_to): New functions. + * rtl.h (last_call_insn, add_function_usage_to): New prototypes. + * builtins.c (expand_builtin_apply): Use the new emit-rtl functions. + * calls.c (emit_call_1): Likewise. + (expand_call): For calls initializing constant memory, replace + emission of standalone mem /u clobber with function usage entry. + * expr.c (emit_block_move_via_libcall): Likewise. + * cse.c (count_reg_usage, case EXPR_LIST): New case. + * flow.c (propagate_one_insn): Pass entire operand of + CALL_INSN_FUNCTION_USAGE to mark_used_regs. + * integrate.c (try_constants): For CALL_INSNs, substitute constants + within the FUNCTION_USAGE also. + * loop.c (prescan_loop): Note clobbers of const mem mentioned in + FUNCTION_USAGE lists. + * reload1.c (replace_pseudos_in): Renamed. + (reload): Use it for clobbers surviving until the end of the reload. + +2003-05-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * expr.c (expand_expr, case VIEW_CONVERT_EXPR): Don't use + gen_lowpart on non-integer modes. + + * stor-layout.c (place_field): When adjusting offset_align, use + desired_align, not DECL_ALIGN. + +2003-05-03 Nathan Sidwell <nathan@codesourcery.com> + + * c-decl.c (pending_invalid_xref_file): Remove. + (pending_invalid_xref_line): Remove. + (pending_invalid_xref_location): New. + (lookup_label): Use location_t and input_location directly. + (lookup_tag): Likewise. + (pending_xref_error): Likewise. + (c_expand_body_1): Likewise. + * c-common.c (x_expand_start_cond): Likewise. + * c-semantics.c (genrtl_for_stmt): Likewise. + (find_reachable_label): Likewise. + * expr.c (expand_expr): Likewise. + * integrate.c (output_inline_function): Likewise. + * tree-inline.c (find_alloca_call): Likewise. + (find_builtin_longjmp_call): Likewise. + * gcc.c (input_filename): Make static. + +2003-05-03 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.md: Fix comment typo. + + * config/mips/mips.c (mips_integer_op): New structure. + (MIPS_MAX_INTEGER_OPS): Define. + (mips_const_insns): Use mips_build_integer to determine the number + of instructions needed to load a CONST_INT. + (move_operand): Reject compound CONST_INTs. + (mips_build_shift, mips_build_lower, mips_build_integer): New fns. + (mips_move_integer): New fn. + (mips_legitimize_const_move): Pass CONST_INTs to mips_move_integer. + (mips_legitimize_move): Only legitimize constants when moving + word or subword values. + +2003-05-02 Matt Kraai <kraai@alumni.cmu.edu> + + * Makefile.in (gcov-iov.h): Use move-if-change and a stamp. + +2003-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtins.c (expand_builtin_stpcpy): Copy `arglist' before + modifying it. + +2003-05-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> + Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Add Zdenek Dvorak, Aldy + Hernandez, and Kazu Hirata. Update Richard Henderson. + +2003-05-02 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000.c (rs6000_attribute_table): Add 'extern' + to tentative declaration. + + * config/rs6000/sysv4.h (SYMBOL_FLAG_SMALL_V4): Delete. + (SYMBOL_FLAG_SMALL_V4): Delete. + * config/rs6000/rs6000.c (small_data_operand): Use SYMBOL_REF_SMALL_P. + (rs6000_elf_encode_section_info): Don't set SYMBOL_FLAG_SMALL_V4. + (rs6000_elf_in_small_data_p): Add extra section names. Add + comment about TREE_PUBLIC test. + + * c-semantics.c (genrtl_switch_stmt, genrtl_if_stmt): Call + expand_stmt on result of expand_unreachable_stmt. + +2003-05-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Add Daniel Berlin. + +2003-05-02 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/{603.md,6xx.md,7450.md,7xx.md,rs64.md}: Decrease + number of automata. + + * config/rs6000/rs6000.c (symbol_ref_operand): Check + SYMBOL_REF_FUNCTION_P on AIX. + (current_file_function_operand): Same. + * config/rs6000/rs6000.md (call,call_value): Force non-function + symbol_ref into register on AIX. + +2003-05-02 Alan Modra <amodra@bigpond.net.au> + + * calls.c (struct arg_data): Move offset, slot_offset, size and + alignment_pad to struct locate_and_pad_arg_data. Update all refs. + (initialize_argument_information): Adjust call to locate_and_pad_parm. + Delete alignment_pad var. Don't calculate slot_offset here. + (emit_library_call_value_1): Delete alignment_pad, offset and size + vars. Use struct locate_and_pad_arg_data instead. Adjust refs. + Adjust call to locate_and_pad_parm. Don't tweak arg size for + partial in-regs here. Formatting fixes. + * expr.h (struct locate_and_pad_arg_data): New struct. + (locate_and_pad_parm): Adjust declaration. + * function.c (assign_parms): Localize vars. Use "locate" instead of + other arg location vars. Don't invoke FUNCTION_ARG or + FUNCTION_INCOMING_ARG unless pretend_named is different from + named_arg. Heed MUST_PASS_IN_STACK and set up "partial" before + calling locate_and_pad_parm. Adjust locate_and_pad_parm call. + Use slot_offset for stack home of reg parms. Correct test for + parm passed in memory. Formatting fixes. + (locate_and_pad_parm): Add "partial" to params. Replace offset_ptr + arg_size_ptr and alignment pad with "locate". Set slot_offset here. + Correct initial_offset_ptr handling. Localize vars. Always pad + locate->offset even when in_regs. + +2003-05-02 Nathan Sidwell <nathan@codesourcery.com> + + * Makefile.in (TREE_H): Replace location.h with input.h. + (GTFILES) Remove location.h + (gt-lists.h): Replace gt-location.h with gt-input.h + * input.h (input_filename, input_line): Remove variables. + (location_s, location_t): Move from location.h. + (input_location): New. + (input_filename, input_line): New #defines. + * location.h: Remove. + * tree.h: Replace location.h with input.h. + (input_filename, input_line): Remove. + * diagnostic.h: Replace location.h with input.h. + * gcc.h (input_filename, input_filename_length): Remove declarations. + * toplev.c (input_filename, input_line): Remove. + (input_location): Define. + (push_srcloc, pop_srcloc): Adjust. + * diagnostic.c (diagnostic_report_current_module): Adjust. + +2003-05-02 Nick Clifton <nickc@redhat.com> + + * configure.in: Add xstormy16 to list of targets that has a nop + instruction and hence which can be tested to see if the + assembler supports the --gdwarf2 switch. + * configure: Regenerate. + +2003-05-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> + + PR target/8257 + * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue, + alpha_start_function, alpha_expand_epilogue, unicosmk_gen_dsib): + Avoid undefined shifts by making the shift operand unsigned. + +2003-05-01 DJ Delorie <dj@redhat.com> + + * reload.c (find_reloads): Also check that all of a multi-reg + value is in the class. + +2003-05-01 Nathan Sidwell <nathan@codesourcery.com> + + * scan.h (lineno): Revert the rename here. + +2003-05-01 Stan Shebs <shebs@apple.com> + + * config/darwin.c (darwin_encode_section_info): Call + default_encode_section_info. + +2003-05-01 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (define_attr "type"): Add mfjmpr. + (movsi_internal1): Use new mfjmpr attribute. + (movhi_internal): Same. + (movqi_internal): Same. + (movcc_internal1): Same. + (movdi_internal64): Same. + * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md, + power4.md,rios1.md,rios2.md,rs64.md}: Add mfjmpr. + * config/rs6000/40x.md: Add fpu_405. + * config/rs6000/power4.md: Merge power4lsu and power4disp automata + into power4misc automata. Remove extraneous parentheses. + * config/rs6000/440.md: New file. + * config/rs6000/rs6000.c (processor_target_table): Add 440, + 440fp. Rename 405f to 405fp. + (function_arg_padding): Correct formatting. + (rs6000_rtx_costs): Add PROCESSOR_PPC440 cases. + +2003-05-01 Nathan Sidwell <nathan@codesourcery.com> + + * input.h (lineno): Rename to ... + (input_line): ... here. + * tree.h (lineno): Rename to ... + (input_line): ... here. + * scan.h (lineno): Rename to ... + (input_line): ... here. + * toplev.c (lineno): Rename to ... + (input_line): ... here. + (push_srcloc, pop_srcloc): Rename lineno to input_line. + * c-common.c (c_expand_start_cond, fname_decl): Likewise. + * c-decl.c (poplevel, pop_label_level, lookup_label, lookup_tag, + store_parm_decls, c_expand_body_1): Likewise. + * c-errors.c (pedwarn_c99): Likewise. + * c-format.c (status_warning): Likewise. + * c-lex.c (fe_file_change, cb_def_pragma, c_lex): Likewise. + * c-opts.c (c_common_post_options, c_common_parse_file): Likewise. + * c-parse.in (save_filename, maybe_type_qual, ifc): Likwise. + * c-semantics.c (finish_stmt_tree, build_stmt, emit_local_var, + gentrtl_goto_stmt, genrtl_expr_stmt_value, genrtl_decl_stmt, + genrtl_if_stmt, genrtl_while_stmt, genrtl_do_stmt, + genrtl_return_stmt, genrtl_for_stmt, build_break_stmt, + build_continue_stmt, genrtl_switch_stmt, genrtl_asm_stmt, + prep_stmt, find_reachable_label, expand_unreachable_stmt): Likewise. + * coverage.c (create_coverage): Likewise. + * diagnostic.c (pedwarn, sorry, error, fatal_error, + internal_error, warning, diagnostic_report_current_module, + inform): Likewise. + * expr.c (expand_expr): Likewise. + * integrate.c (expand_inline_function, + output_inline_function): Likewise. + * rtl-error.c (file_and_line_for_asm): Likewise. + * tree-inline.c (find_alloca_call, find_builtin_longjmp_call, + walk_tree): Likewise. + * tree.c (make_node): Likewise. + * ada, cp, f, java, objc, treelang: Likewise. + * objc/objc-act.c (objc_init): Rename lineno to input_line. + (build_module_descriptor, build_selector_translation_table, + build_protocol_template, build_method_prototype_list_template, + build_category_template, build_selector_table, + build_class_template, build_super_template, build_ivar_template, + build_ivar_list_template, build_method_list_template, + build_method_template, add_instance_variable): Likewise. + + * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Change parameter + name from input_filename. + +2003-04-30 Eric Christopher <echristo@redhat.com> + Richard Sandiford <rsandifo@redhat.com> + + * configure: Regenerate from patches below. + * combine.c (gen_lowpart_for_combine): Fix comment and add tests + for all symbolic operands. + * config/mips/mips.c: Migrate RTX_COSTS and CONST_COSTS + to function. + * config/mips/linux.h: Fix typo. + * Merge from mips-3_4-rewrite branch: + + 2003-04-07 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (mips_classify_symbol): Add catch-all case for + handling local labels when TARGET_ABICALLS. + + 2003-04-04 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_expand_epilogue): Add an + integer argument. + (mips_expand_call): Likewise. + * config/mips/mips.h (TARGET_SIBCALLS): New macro. + (FIXED_REGISTERS): Clear $31 entry. + (CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTER): Likewise. + (EPILOGUE_USES): Define. + * config/mips/mips.c (mips_function_ok_for_sibcall): New function. + (TARGET_FUNCTION_OK_FOR_SIBCALL): Use it. + (override_options): Add a 'j' register class. + (mips_expand_call): Handle sibcalls + (mips_expand_epilogue): Handle epilogues for sibcalls. + * config/mips/mips.md (epilogue): Adjust call to mips_expand_epilogue. + (sibcall_epilogue): New pattern. + (call, call_value): Adjust calls to mips_expand_call. + (sibcall, sibcall_value): New expanders. + (sibcall_internal, sibcall_value_internal): New patterns. + (sibcall_value_multiple_internal): New pattern. + + 2003-03-25 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.md (extended_mips16): New attribute. + (define_attr length): Default to 8 if extended_mips16 == yes. + (truncdisi2): Set extended_mips16 to yes for the sll alternative. + (truncdihi2, truncdiqi2, *extendsidi2): Likewise. + (call_internal): Set extended_mips16 to yes for direct jumps. + Remove redundant mode attribute. + (call_value_internal, call_value_multiple_internal): Likewise. + (call_split): Remove redundant mode attribute. + (call_value_split, call_value_multiple_split): Likewise. + + * config/mips/mips.c (mips_symbol_insns): Rework. Fix handling + of unaligned offsets. + + * config/mips/mips.c (mips_splittable_symbol_p): Fix handling + of SYMBOL_GENERAL. + + 2003-03-22 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (TARGET_EXPLICIT_RELOCS): Add commentary. + * config/mips/mips.c (override_options): Disable -mexplicit-relocs + for mips16 code. + + 2003-03-22 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (ADDRESS_COST): Define. + + 2003-03-20 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (EXTRA_CONSTRAINT): Give existing meaning of + 'R' to 'U'. Make 'R' mean a single-instruction memory reference. + * config/mips/mips.md: Replace 'R' constraints with 'U'. + + 2003-03-18 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.md (truncdisi2): Add commentary. Use sll instead + of a two-instruction sequence. Add register->memory alternative. + (truncdihi2, truncdiqi2): Likewise. + Rework shift/truncate instructions so that they only handle right + shifts of 32 (or more, in the case of arithmetic shifts). + Add patterns for truncate/sign-extend. + + 2003-03-13 Richard Sandiford <rsandifo@redhat.com> + + * configure.in (mips*-*-*): Check for explicit relocation support. + * configure: Regenerate. + + 2003-03-13 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (TARGET_SWITCHES): Add -mexplicit-relocs + and -mno-explicit-relocs. + (MASK_EXPLICIT_RELOCS): Define. + (TARGET_EXPLICIT_RELOCS): Use it. + (mips_split_addresses): Remove declaration. + * config/mips/mips.c (override_options): Update comment for + mips_split_addresses. Clear MASK_EXPLICIT_RELOCS for non-PIC n64. + + 2003-03-13 Richard Sandiford <rsandifo@redhat.com> + + * combine.c (gen_lowpart_for_combine): Treat the lowpart Pmode of + a CONST as identity. Check the return value of gen_lowpart_common. + + 2003-03-13 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (mips_legitimize_symbol): Handle small data + references for TARGET_EXPLICIT_RELOCS. + (mips_reloc_string): Return "%gp_rel(" for RELOC_GPREL16 if + !TARGET_MIPS16. + + 2003-03-13 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.md: Replace 'IQ' mips16 constraints with just 'Q'. + (addsi3): Remove redundant constraints. + (addsi3_internal): Use separate register & constant alternatives. + Use a 'Q' constraint and "addiu" insn for the latter. + (adddi3_internal_3, addsi3_internal_2): Likewise. + + 2003-03-13 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_expand_unaligned_load): Declare. + (mips_expand_unaligned_store): Declare. + * config/mips/mips.c (mips_get_unaligned_mem): New fn. + (mips_expand_unaligned_load, mips_expand_unaligned_store): New fns. + * config/mips/mips.md (UNSPEC_ULW, UNSPEC_USW): Remove. + (UNSPEC_ULD, UNSPEC_USD): Remove. + (UNSPEC_LWL, UNSPEC_LWR, UNSPEC_SWL, UNSPEC_SWR): New. + (UNSPEC_LDL, UNSPEC_LDR, UNSPEC_SDL, UNSPEC_SDR): New. + (extv, extzv): Use mips_expand_unaligned_load. + (insv): Use mips_expand_unaligned_store. Use a reg_or_0_operand + predicate for operand 3. + (movsi_ulw, movsi_usw): Replace with... + (mov_lwl, mov_lwr, mov_swl, move_swr): ...these new insns. + (movdi_uld, movdi_usd): Likewise replace with... + (mov_ldl, mov_ldr, mov_sdl, move_sdr): ...these insns. + + 2003-02-26 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_global_pic_constant_p): Declare. + * config/mips/mips.h (LEA_REGS): New register class. + (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add entries for it. + (GR_REG_CLASS_P): Include LEA_REGS. + (DANGEROUS_FOR_LA25_P): New macro. + (EXTRA_CONSTRAINT): Add !DANGEROUS_FOR_LA25_P to R's condition. + Add a T constraint for the DANGEROUS_FOR_LA25_P case. + * config/mips/mips.c (mips_regno_to_class): Change GR_REGS + entries to LEA_REGS. + (mips_global_pic_constant_p): New function. + (override_options): Add 'e' register constraint. + (mips_secondary_reload_class): Return LEA_REGS when reloading + a dangerous constant into a class containing $25. + * config/mips/mips.md (movdi_internal2): Add an e <- T alternative. + (movsi_internal): Likewise. + + 2003-02-23 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (TARGET_SPLIT_CALLS): New macro. + * config/mips/mips.md (call_split): New insn. + (call_value_split, call_value_multiple_split): New insns. + (call_internal): Turn into a define_insn_and_split. Split the + instruction into a call and $gp load if TARGET_SPLIT_CALLS. + (call_value_internal, call_value_multiple_internal): Likewise. + + 2003-02-23 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (mips_reloc_string): Return "%got(" for + RELOC_GOT_PAGE and RELOC_GOT_DISP if !TARGET_NEWABI. + (mips_encode_section_info): Don't take symbol visibility into + account if TARGET_ABICALLS. Add more commentary. + * config/mips/mips.md: Add commentary above reloc constants. + + 2003-02-12 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (mips_legitimize_const_move): New, extracted + from mips_legitimize_move. Legitimize constant pool references. + (mips_legitimize_move): Call mips_legitimize_const_move. Attach + a REG_EQUAL note to the last instruction. + + 2003-02-11 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_simplify_dwarf_addr): Declare. + * config/mips/mips.h (TARGET_EXPLICIT_RELOCS, TARGET_NEWABI): New. + (ASM_SIMPLIFY_DWARF_ADDR): Define to mips_simplify_dwarf_addr. + (EXTRA_CONSTRAINT): Allow symbolic call addresses for TARGET_ABICALLS. + * config/mips/mips.md (UNSPEC_HIGH): New constant. + (UNSPEC_RELOC_GPREL16): Rename to... + (RELOC_GPREL16): ...this. + (RELOC_GOT_HI, RELOC_GOT_LO, RELOC_GOT_PAGE, RELOC_GOT_DISP): New. + (RELOC_CALL16, RELOC_CALL_HI, RELOC_CALL_LO): New. + (macro_calls): New attribute. + (length): Use it to set the default length of calls. Don't allow + calls to have delay slots if macro_calls is "yes". + (luisi, luidi): New patterns. + (lowsi, lowdi): Use '%R' to print the relocation. + (lowdi_extend): Remove. + (loadgp): Remove mode from operand 0. Use '%0' instead of '%a0'. + (call_internal): Merge alternatives. Always use "jal". + (call_value_internal, call_value_multiple_internal): Likewise. + (reloc_gprel16): Remove. + * config/mips/mips.c (mips_got_alias_set): New variable. + (mips_classify_constant): Handle the new relocation constants. + (mips_classify_symbol): Reverse the sense of SYMBOL_REF_FLAG for PIC. + (mips_symbolic_address_p): Return false if generating explicit relocs. + Otherwise allow local PIC symbols to have an offset. + (mips_splittable_symbol_p): New function. + (mips_classify_address): Use it to check whether a LO_SUM is valid. + (mips_const_insns): Always accept HIGH. + (call_insn_operand): Don't accept global symbols if using explicit + relocs. + (move_operand): Don't accept HIGH when generating PIC. + (mips_reloc, mips_lui_reloc): New functions. + (mips_force_temporary): Remove MODE argument. Expect VALUE to + be a valid right-hand-side for a SET pattern. + (mips_load_got, mips_load_got16, mips_load_got32): New functions. + (mips_emit_high): New function. + (mips_legitimize_symbol): Use mips_reloc for the mips16 gp-relative + case. Use mips_splittable_symbol_p to check whether a LO_SUM + address should be used. Use mips_emit_high to generate the + high part of such an address. Adjust the global symbol + offset + case to match the change to mips_force_temprorary. + (mips_legitimize_move): Shuffle call to mips_legitimize_symbol. + If generating explicit-reloc PIC, load the address of global + symbols from the GOT. Use mips_emit_high to emit the high part + of an address. + (mips_simplify_dwarf_addr): New function. + (mips_move_1word): Use lwc1 instead of l.s and swc1 instead of s.s. + (mips_move_2words): Likewise ldc1/l.d and sdc1/s.d if TARGET_64BIT. + (mips_expand_call): Load the addresses of global functions using + %call* relocs if generating explicit-reloc PIC. Don't generate + an exception_receiver pattern. + (override_options): Initialize mips_got_alias_set. + (print_relocation): Remove in favor of... + (mips_reloc_string): ...this new function. + (print_operand): Handle '%R'. Use mips_reloc_string. + (print_operand_address): Use print_operand to print the symbolic + part of a LO_SUM address. + (mips_output_function_prologue): Use .cprestore, reverting last patch. + (mips_encode_section_info): Factor out DECL_RTL accesses. Reverse + sense of SYMBOL_REF_FLAG for PIC, using binds_local_p to check + for local symbols. + + 2003-02-02 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.c (mips_sign_extend): Remove. + * config/mips/mips-protos.h: Ditto. + * config/mips/mips.md (movdi_internal2_extend): Remove. + (extendsidi2): Fix mode of convert_memory_address. + + 2003-01-24 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.md: Rewrite zero_extend* and extend* + patterns. Use explicit instructions and split after reload + for register extensions. + (ashlsi3_internal1_extend): New combiner pattern for + shift and extend combinations. + * config/mips/mips.h: Change Pmode back to ptr_mode + for performance enhancement. + * combine.c (expand_compound_operation): Make sure + that zero_extend operation is profitable. + + 2003-01-14 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Make size of stored + addresses depend on ptr_mode rather than Pmode. + (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Update acoordingly. + (INITIALIZE_TRAMPOLINE): Rework to handle Pmode != ptr_mode. + (CASE_VECTOR_MODE): Use ptr_mode for !TARGET_MIPS16. + (ASM_OUTPUT_ADDR_VEC_ELT): Update accordingly. + * config/mips/mips.md (tablejump): Likewise. Remove Pmode + condition for selecting cpaddsi or cpadddi: use cpadd instead. + (tablejump_internal1): Remove condition. + (tablejump_internal2): Change condition to TARGET_64BIT. + (cpaddsi): Rename to... + (cpadd): ...this. + (cpadddi): Remove. + + 2003-01-09 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips16_constant_after_function_p, + mips_address_cost, mips_check_split, double_memory_operand, + mips16_gp_offset, mips16_gp_offset_p, mips16_constant, + pic_address_needs_scratch, symbolic_operand): Remove declarations. + (mips_legitimate_address_p): Return bool. + (mips_address_insns, mips_fetch_insns, mips_const_insns, + mips_legitimize_address, mips_legitimize_move, + mips_expand_call): Declare. + (mips_return_addr): Move outside #ifdef RTX_CODE. + + * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): New macro. + (PIC_FN_ADDR_REG): New reg_class. + (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add corresponding entries. + (GR_REG_CLASS_P): True for PIC_FN_ADDR_REG. + (SMALL_OPERAND, SMALL_OPERAND_UNSIGNED, LUI_OPERAND, + CONST_HIGH_PART, CONST_LOW_PART, LUI_INT): New macros. + (SMALL_INT, SMALL_INT_UNSIGNED, CONST_OK_FOR_LETTER_P): Use new macros. + (EXTRA_CONSTRAINTS): Give new meanings to Q, R and S. + (CONSTANT_ADDRESS_P): Use mips_legitimate_address_p. + (LEGITIMATE_PIC_OPERAND): Undefine. + (LEGITIMATE_CONSTANT_P): Use mips_const_insns. + (LEGITIMIZE_ADDRESS): Use mips_legitimize_address. + (CONSTANT_AFTER_FUNCTION_P): Remove definition in #if 0 block. + (FUNCTION_MODE): Change to SImode. + (CONST_COSTS): Use mips_const_insns to calculate the cost of + most constants. Treat const_artih_operands specially if they + occur in a PLUS or MINUS. + (CONSTANT_POOL_COST): New macro. + (RTX_COSTS): Use mips_address_insns for MEMs, with a base cost of 2. + Add LO_SUM handling. + (ADDRESS_COST): Undefine. + (PREDICATE_CODES): Add symbolic_operand and const_arith_operand. + Add CONST to the list of codes for arith_operand. Add LABEL_REF + to call_insn_operand and remove CONST_INT. + + * config/mips/mips.c: Include integrate.h. + (SINGLE_WORD_MODE_P): New macro. + (mips_constant_type, mips_symbol_type, mips_address_type): New enums. + (mips_constant_info, mips_address_info): New structs. + (mips_regno_to_class): Map $25 to PIC_FN_ADDR_REG. + (mips_classify_constant, mips_classify_symbol, + mips_valid_base_register_p, mips_symbolic_address_p, + mips_classify_address, mips_symbol_insns, + mips16_unextended_reference_p, mips_address_insns, mips_const_insns, + mips_fetch_insns, mips_force_temporary, mips_add_offset, + mips_legitimize_symbol, mips_legitimize_address, mips_legitimize_move, + mips_print_relocation): New functions. + (const_arith_operand): New operand predicate. + (arith_operand): Use it. + (mips_const_double_ok, mips16_simple_memory_operand, + simple_memory_operand, double_memory_operand, mips_check_split, + mips_address_cost, pic_address_needs_scratch, mips16_gp_offset, + mips16_gp_offset_p, mips16_output_gp_offset, + mips16_constant_after_function_p, mips16_constant): Remove. + (call_insn_operand): Be more fussy about symbolic constants. + Use register_operand. + (move_operand): Use mips_symbolic_address_p to check symbolic + operands and general_operand to check the rest. + (symbolic_operand): Use mips_classify_constant. + (mips_legitimate_address_p): Use mips_classify_address. + (mips_move_1word): Combine handling of symbolic addresses. + Remove special treatment of gp-relative loads for TARGET_MIPS16. + (move_move_2words): Likewise. Assume addresses are offsettable + if they need to refer to more than one word. Add HIGH handling. + (mips_restore_gp): Use ptr_mode for the GP save slot. + (mips_expand_call): New function, combining the old mips.md + call and call_internal define_expands. If the address isn't + a call_insn_operand, force it into a register. For SVR4 PIC, + emit an exception_receiver instruction after the call. + (override_options): Only override flag_pic for TARGET_ABICALLS + if it is currently zero. Allow mips_split_addresses when + Pmode == DImode too, except when ABI_HAS_64BIT_SYMBOLS. + Add new register class letter, 'c'. + (print_operand): Use mips_classify_constant for constant operands. + (print_operand_address): Use mips_classify_address. + (mips_output_function_prologue): Don't use .cprestore. + (mips_expand_epilogue): For TARGET_MIPS16, only adjust the stack + via the frame pointer if current_function_calls_eh_return. + (mips_encode_section_info): For TARGET_ABICALLS, use SYMBOL_REF_FLAG + to mark whether a symbol is local or global. + (build_mips16_call_stub): Expect the address of the function rather + than a MEM reference to it. Update call generation sequences. + (mips16_optimize_gp): Remove Pmode checks. Temporarily disable + small-data adjustments. + + * config/mips/mips.md: Remove 'R'/'m' memory distinction. Use default + length for loads and stores. + (UNSPEC_CPADD, UNSPEC_RELOC_GPREL16): New constants. + (define_attr type): Add const and prefetch. + (define_attr length): Use mips_const_insns for const instructions. + Use mips_fetch_insns for load and store instructions. + (define_attr single_insn): New. + (define_attr can_delay): Use it. + (define_attr abicalls): Remove. + (define_delay): Use can_delay. Always allow calls to have delay slots. + (addsi3_internal_2): Add 'Q' constraint. + (movsi_ulw, movsi_usw, movdi_uld, movdi_usd): Set length to 8. + (high): Remove. + (lowsi): Renamed from low. + (lowdi): New pattern. + (movdi, movsi): Use mips_legitimize_move. Remove define_split. + (lwxc1, ldxc1, swxc1, sdxc1): Set length to 4. + (loadgp): Change operand 0 to an immediate_operand. + (tablejump): Use the same patterns for SVR4 PIC but emit a cpadd + beforehand. + (cpaddsi, cpadddi): New patterns. + (tablejump_internal3, tablejump_internal4): Remove define_expands + and associated define_splits. + (call, call_value): Use mips_expand_call. + (call_internal): New, replacing all existing call_internal* insns. + (call_value_internal): Likewise call_value_internal*. + (call_value_multiple_internal): Likewise call_value_multiple_internal*. + (untyped_call): Remove if (operands[0]) magic. + (prefetch_si_address, prefetch_si): Change type to "prefetch". + (prefetch_di_address, prefetch_di): Likewise. + (leasi, leadi): Remove. + (reloc_gprel16): New. + + * config/mips/5400.md (ir_vr54_hilo): Include const type. + * config/mips/5500.md (ir_vr55_hilo): Likewise. + * config/mips/sr71k.md (ir_sr70_hilo): Likewise. + + 2003-01-08 Eric Christopher <echristo@redhat.com> + + * config.gcc (mipsisa32*): Change ABI_MEABI to ABI_EABI. + * config/mips/elf.h (STARTFILE_SPEC): Remove ABI_MEABI references and + configure check for libgloss. + * config/mips/elf64.h: Ditto. + * config/mips/mips.c: Remove ABI_MEABI. + * config/mips/mips.h: Ditto. + + 2002-11-05 Richard Sandiford <rsandifo@redhat.com> + + Fix merge fallout. + * config/mips/mips.md (mul_acc_si): Reapply 2002-10-16 change. + (muldi3_internal): Remove outdated comment. + (*muls_di, *umuls_di): Fix comment and 64-bitness. + (*smsac_di, *umsac_di): Likewise. Reformat. + (umulsi3_highpart): Minor formatting tweaks. + (umulsi3_highpart_internal): Use only if !ISA_HAS_MULHI. Remove + redundant scratch operand. Minor formatting tweak. + (umulsi3_highpart_mulhi_internal): Use for !TARGET_64BIT as well. + (umulsi3_highpart_neg_mulhi_internal): Likewise. Fix asm template. + (smulsi3_highpart): As for the unsigned version. + (smulsi3_highpart_internal): Likewise. + (smulsi3_highpart_mulhi_internal): Likewise. + (smulsi3_highpart_neg_mulhi_internal): Likewise. + (smuldi3_highpart, umuldi3_highpart): Minor formatting tweaks. + (*smul_acc_di): Remove duplicated pattern. + (*umul_acc_di, *smul_acc_di): Reapply 2002-10-16 change. + (anddi3) [unnamed mips16 pattern]: Remove reintroduced length. + (zero_extendsidi2_internal2): Remove new, but commented-out pattern. + + 2002-10-22 Eric Christopher <echristo@redhat.com> + + * config/mips/mips-protos.h (mips_return_addr): New. + * config/mips/mips.c (mips_return_addr): New. + (movdi_operand): Remove. + (se_register_operand): Ditto. + (se_reg_or_0_operand): Ditto. + (se_uns_arith_operand): Ditto. + (se_arith_operand): Ditto. + (se_nonmemory_operand): Ditto. + (extend_operator): Ditto. + (highpart_shift_operator): Ditto. + (mips_initial_elimination_offset): Remove return address pointer + elimination. + (mips_reg_names): Remove $ra. + (mips_regno_to_class): Ditto. + * config/mips/mips.h (POINTER_SIZE): Define based on TARGET_LONG64 + and TARGET_64BIT. + (POINTER_BOUNDARY): Remove. + (POINTERS_EXTEND_UNSIGNED): Define to 0. + (PROMOTE_MODE): Promote to Pmode. + (SHORT_IMMEDIATES_SIGN_EXTEND): Define. + (Pmode): Define to TARGET_64BIT. + (FUNCTION_MODE): Define as Pmode. + (mips_args): Remove deleted functions. + (SIZE_TYPE): Depend on POINTER_SIZE. + (PTRDIFF_TYPE): Ditto. + (FIXED_REGISTERS): Fix extra registers. + (CALL_USED_REGISTERS): Ditto. + (CALL_REALLY_USED_REGISTERS): Ditto. + (RAP_REG_NUM): Remove. + (RETURN_ADDRESS_POINTER_REGNUM): Ditto. + (RETURN_ADDR_RTX): Define to mips_return_addr. + (ELIMINABLE_REGS): Remove RETURN_ADDRESS_POINTER_REGNUM. + (CAN_ELIMINATE): Ditto. + * config/mips/mips.md: For DImode patterns, take into account + deletions above. Split mulsidi patterns into sign_extend and + zero_extend. + + 2002-10-16 Richard Sandiford <rsandifo@redhat.com> + Michael Meissner <meissner@redhat.com> + + * config/mips/mips.h (ISA_HAS_MACC): True for normal-mode vr4120 code. + * config/mips/mips.md (mulsi3_mult3): Add a define_peephole2 to + mop up unnecessarly moves through LO. + (*mul_acc_si): Remove vr5400 and vr5500 handling from here. + (*macc): New pattern for ISA_HAS_MACC. Add define_peephole2s to + change mtlo/macc sequences into mul/add sequences when a three- + address mul is available. + (*macc2): New pattern. Add a define_peephole2 to generate it. + (*mul_sub_si): Fix contraint for operand 5. + (*muls): Use in 32-bit code as well. + (*msac): Likewise. Use msub instead of msac in vr5500 code + if the destination is LO. Remove duplicate define_split. + (*muls_di): Use only in 32-bit code. Adjust rtl accordingly. + (*msac_di): Likewise. Fix formatting. + (smulsi3_highpart, umulsi3_highpart): Use mulhi in 32-bit code too. + (*xmulsi3_highpart_internal): Use only if !ISA_HAS_MULHI. + (*xmulsi3_highpart_mulhi): Use even if !TARGET_64BIT. + (*xmulsi3_neg_highpart_mulhi): Likewise. + (*mul_acc_64bit_di): Remove. + (*mul_acc_di): Use only in 32-bit code. Handle ISA_HAS_MACC as well. + + 2002-10-14 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/vr.h (DRIVER_SELF_SPECS): Define. + * config/mips/t-vr (MULTILIB_OPTIONS): Remove mlong32. + (MULTILIB_DIRNAMES): Remove long32. + (MULTILIB_EXCEPTIONS): Don't build -mabi=32 -mgp32 multilibs. + (MULTILIB_REDUNDANT_DIRS): Remove. + + 2002-10-14 Richard Sandiford <rsandifo@redhat.com> + + * doc/tm.texi (DRIVER_SELF_SPECS): Document. + * gcc.c (driver_self_specs): New variable. + (do_self_spec): New function. + (main): Use it to process driver_self_specs. + + 2002-10-09 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.md (one_cmpldi2): Use only if TARGET_64BIT. + Remove DImode define_split for !TARGET_64BIT. + (anddi3): Remove !TARGET_64BIT support from here as well. + Change operand 2's predicate to se_uns_arith_operand. + Add constant alternatives to define_insn. + (iordi3, xordi3, *nordi3): Likewise. + (anddi3_internal1, xordi3_immed): Remove. + + 2002-10-01 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (PROCESSOR_R4121): Rename to PROCESSOR_R4120. + (TARGET_MIPS4121): Rename to TARGET_MIPS4120. + * config/mips/mips.c (mips_cpu_info): Rename vr4121 to vr4120. + * config/mips/mips.md: Apply same renaming here. + + 2002-10-01 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (PROCESSOR_R4320, TARGET_MIPS4320): Remove. + (GENERATE_MULT3_SI): Remove use of TARGET_MIPS4320. + * config/mips/mips.c (mips_cpu_info): Remove vr4320 entry. + * config/mips/mips.md (define_attr cpu): Remove r4320. + Remove vr4320 scheduler and uses of TARGET_MIPS4320. + + 2002-10-01 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (mips16_strings): New variable. + (mips_output_function_epilogue): Clear the SYMBOL_REF_FLAG of every + symbol in mips16_strings. Free the list. + (mips_encode_section_info): Keep track of local strings. + + 2002-10-01 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.md (bunge, bltgt, bungt): New define_expands. + (sordered_df, sordered_sf): Remove. + * config/mips/mips.c (get_float_compare_codes): New fn. + (gen_int_relational, gen_conditional_move): Use it. + + 2002-10-01 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips-protos.h (mips_emit_fcc_reload): Declare. + * config/mips/mips.h (PREDICATE_CODES): Add fcc_register_operand. + * config/mips/mips.c (fcc_register_operand): New function. + (mips_emit_fcc_reload): New function, extracted from reload_incc. + (override_options): Allow TFmode values in float registers + if ISA_HAS_8CC. + * cnfig/mips/mips.md (reload_incc): Change destination prediate + to fcc_register_operand. Remove misleading source constraint. + Use mips_emit_fcc_reload. + (reload_outcc): Duplicate reload_incc. + + +2003-04-30 Diego Novillo <dnovillo@redhat.com> + + * builtins.def (BUILTIN_CONSTANT_P): Mark as constant. + +2003-04-30 Geoffrey Keating <geoffk@apple.com> + + * tree-inline.c (inlinable_function_p): Back out last change, it's + unnecessary. + +2003-04-30 Steven Bosscher <steven@gcc.gnu.org> + + * ggc-page.c (TREE_EXP_SIZE): Define. + (extra_order_size_table): New entry for expr trees with + two operands. + +2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * c-common.c (if_elt): Use location_t in lieu of "file, line" pair. + (c_expand_start_cond): Adjust. + (c_expand_end_cond): Don't use warning_with_file_and_file. + (shadow_warning): Likewise. + +2003-04-30 Nathan Sidwell <nathan@codesourcery.com> + + * tree.h (DECL_POINTER_DEPTH): Remove. + (struct tree_decl): Remove pointer_depth. + +2003-04-30 Janis Johnson <janis187@us.ibm.com> + + * config/rs6000/linux64.h (ASM_OUTPUT_LABELREF): Remove. + * config/rs6000/rs6000.c (rs6000_elf_strip_name_encoding): Remove. + (rs6000_xcoff_encode_section_info): Remove. + (current_file_function_operand): Use SYMBOL_REF_FLAGS; fix latent bug. + (rs6000_output_mi_thunk): Remove dead code; use SYMBOL_REF_FLAGS. + (small_data_operand, rs6000_emit_move, rs6000_elf_in_small_data_p,): + Use SYMBOL_REF_FLAGS. + (rs6000_elf_encode_section_info): Call default_encode_section_info for + generic flags, use SYMBOL_REF_FLAGS; code cleanups. + * sysv4.h (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove. + (SYMBOL_FLAG_SMALL_V4, SYMBOL_REF_SMALL_V4_P): New. + * xcoff.h (TARGET_ENCODE_SECTION_INFO): Remove. + (ASM_DECLARE_FUNCTION_NAME): Remove setting of SYMBOL_REF_FLAG. + +2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * diagnostic.c (output_pointer): Use HOST_PTR_PRINTF. + +2003-04-30 Andreas Schwab <schwab@suse.de> + + * doc/extend.texi (Other Builtins): Enclose multiple word data + type in braces for @deftypefn. + +2003-04-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * stor-layout.c (mode_for_size_tree): Use BLKmode if SIZE overflows. + + * doc/install.texi (--enable-threads): Document "gnat" option. + +2003-04-30 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * diagnostic.h (output_formatted_scalar): Tweak. + * diagnostic.c (output_long_decimal): Likewise. + (output_unsigned_decimal): Likewise. + (output_long_unsigned_decimal): Likewise. + (output_octal): Likewise. + (output_long_octal): Likewise. + (output_hexadecimal): Likewise. + (output_long_hexadecimal): Likewise. + (output_pointer): New function. + (output_format): Use it. Recognize "%p" format specifier. + +2003-04-30 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * function.c (purge_addressof_1): Postpone insn in fewer cases. + +2003-04-29 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/host-darwin.c (segv_handler): When -dH is used, + call abort() after running out of stack space. + + * c-typeck.c (function_types_compatible_p): Ignore incompatible + 'volatile' qualifiers on a function's return type in GNU mode. + +2003-04-29 Aldy Hernandez <aldyh@redhat.com> + + * expr.c (emit_group_load): Dump parallels of simd types to + memory. + +2003-04-29 Vladimir Makarov <vmakarov@redhat.com> + + * genautomata.c (add_vect): Check undefined value for range type + too. + +2003-04-29 Phil Edwards <pme@gcc.gnu.org> + + * configure.in: More general test for cmp --ignore-initial. + * configure: Regenerate. + +2003-04-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * stor-layout.c (mode_for_size_tree): Use tree_low_cst. + (layout_decl, place_field): Likewise. + Also make minor type and whitespace changes. + + * tree.c (save_expr): Don't fold a COMPONENT_REF. + +2003-04-29 Olivier Hainque <hainque@act-europe.fr> + + * calls.c (expand_call): When modes of target and valreg match, force + sibcall failure when target is a MEM. + +2003-04-29 Geoffrey Keating <geoffk@apple.com> + + * tree-inline.c (inlinable_function_p): Don't support inlining + functions using varargs. + + * doc/invoke.texi (Overall Options): Mention -x objective-c-header. + + * dwarf2out.c (output_call_frame_info): No need to output EH + unwind information if all_throwers_are_sibcalls. + + * c-semantics.c (expand_unreachable_stmt): Return a tree. + (expand_stmt): Update for change to expand_unreachable_stmt. + (expand_unreachable_if_stmt): Likewise. + + * Makefile.in (quickstrap): Pass BOOT_CFLAGS to submake. + +2003-04-29 Jason Merrill <jason@redhat.com> + + PR middle-end/10336 + * jump.c (never_reached_warning): Really stop looking if we reach + the beginning of the function. + +2003-04-29 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/elf.h (SIZE_TYPE, PTRDIFF_TYPE, USER_LABEL_PREFIX): + Remove redundant macros. + (WCHAR_TYPE, WCHAR_TYPE_SIZE): Change to "short unsigned int". + (LOCAL_LABEL_PREFIX): Define unconditionally. + (NO_DOT_IN_LABEL): Clarify comment. + * config/xtensa/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Add explicit + definition to "long int". + +2003-04-29 Alexander Kabaev <kan@FreeBSD.ORG> + + bootstrap/10452 + * gengtype-yacc.y: Improve portability. + +2003-04-29 Zack Weinberg <zack@codesourcery.com> + + * config.gcc: Install obsolete target list for GCC 3.3. + * doc/install.texi: Mention in specific-target instructions + that certain configurations are deprecated. + +2003-04-29 Zack Weinberg <zack@codesourcery.com> + + * tree.h: Delete no-checking definition of CST_OR_CONSTRUCTOR_CHECK. + +2003-04-29 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net> + + * c-pragma.c (maybe_apply_renaming_pragma): Fix typo. + * gcc.c (display_help): Likewise. + * toplev.c (f_options): Likewise. + * params.def (PARAM_MAX_INLINE_SCOPE): Likewise. + * config/c4x/c4x.h (TARGET_SWITCHES): Likewise. + * config/mcore/mcore.h (TARGET_SWITCHES): Likewise. + * config/s390/s390.h (TARGET_SWITCHES): Likewise. + * config/v850/v850.h (TARGET_SWITCHES): Likewise. + +2003-04-29 J"orn Rennecke <joern.rennecke@superh.com> + + * varasm.c (default_assemble_visibility): Use assemble_name. + +2003-04-29 David O'Brien <obrien@FreeBSD.org> + + * config/i386/freebsd64.h (LINK_SPEC): Mirror FreeBSD linker. + * config/rs6000/freebsd.h (LINK_SHLIB_SPEC): New macro. + (SIZE_TYPE): New macro. + * config/i386/freebsd-aout.h (NO_PROFILE_COUNTERS): New macro. + (SET_ASM_OP): New macro. + (HANDLE_SYSV_PRAGMA): New macro. + (ASM_WEAKEN_LABEL): New macro. + +2003-04-28 Mark Mitchell <mark@codesourcery.com> + + PR c++/10180 + * tree-inline.c (expand_call_inline): Call push_srcloc when + encountering EXPR_WITH_FILE_LOCATION. Honor warn_inline. + +2003-04-28 Mike Stump <mrs@apple.com> + + * gdbinit.in: Update to reflect new identifier structure. + +2003-04-28 Zack Weinberg <zack@codesourcery.com> + + * tree.h (TREE_CST_RTL, CST_OR_CONSTRUCTOR_CHECK): Delete. + (struct tree_int_cst, struct tree_real_cst, struct tree_string, + struct tree_complex, struct tree_vector): Remove RTL field. + (CONSTRUCTOR_ELTS): Use elt 0. + * tree.def (CONSTRUCTOR): Delete first of its two operands. + * varasm.c (output_constant_def): Remove early exit if + TREE_CST_RTL is set. Don't set TREE_CST_RTL. + (decode_addr_const): Don't mention TREE_CST_RTL in comment. + * target.h (select_section): Don't mention TREE_CST_RTL in comment. + * doc/tm.texi (encode_section_info): Don't talk about TREE_CST_RTL. + +2003-04-28 Jakub Jelinek <jakub@redhat.com> + + * c-decl.c (finish_decl): When prototype with asmspec is found + for built-in, adjust built_in_decls as well as expr.c decls. + * expr.c (init_block_move_fn, init_block_clear_fn): New functions. + (emit_block_move_libcall_fn, clear_storage_libcall_fn): Use it. + * expr.c (init_block_move_fn, init_block_clear_fn): New prototypes. + +2003-04-28 Richard Henderson <rth@redhat.com> + + * config/sparc/sparc.c (print_operand): Add 's' to sign-extend. + * config/sparc/sparc.md (const_mulsidi3_v8plus): Fix mode of + integral constant mult operand. + (const_mulsidi3_sp32, const_mulsidi3_sp64): Likewise. + (const_smulsi3_highpart_v8plus): Likewise. + (const_smulsi3_highpart): Likewise. + (const_umulsidi3_sp32): Likewise; sign-extend it in the output. + (const_umulsidi3_sp64, const_umulsidi3_v8plus): Likewise. + (const_umulsi3_highpart_v8plus): Likewise. + (const_umulsi3_highpart): Likewise. + +2003-04-28 David O'Brien <obrien@FreeBSD.org> + + * config/i386/x86-64.h (NO_PROFILE_COUNTERS, HAVE_AS_DWARF2_DEBUG_LINE): + Define as 1. + +2003-04-28 David O'Brien <obrien@FreeBSD.org> + + * config/i386/i386.h (builtin_define): Add __amd64 and __amd64__. + +2003-04-28 Jakub Jelinek <jakub@redhat.com> + + * builtins.def (BUILT_IN_BCOPY, BUILT_IN_MEMMOVE): New. + * builtin-types.def (BT_FN_VOID_CONST_PTR_PTR_SIZE): New. + * builtins.c (expand_builtin_memmove, expand_builtin_bcopy): New + functions. + (expand_builtin): Handle BUILT_IN_BCOPY and BUILT_IN_MEMMOVE. + +2003-04-28 Nick Clifton <nickc@redhat.com> + + * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Remove definition. + +2003-04-27 Zack Weinberg <zack@codesourcery.com> + + * expr.c (expand_expr <COMPLEX_CST, STRING_CST>): Always call + output_constant_def, use its result instead of TREE_CST_RTL (exp). + Can assume it has the form (mem (symbol_ref ".LCxxx")). + (expand_expr <COMPONENT_REF>): Can always just extract the + relevant field of a CONSTRUCTOR. + (expand_expr <ARRAY_REF, COMPONENT_REF, BIT_FIELD_REF, + ARRAY_RANGE_REF>): Make control flow explicit. + * varasm.c (output_constant_def): Can look at TREE_CST_RTL of + an INTEGER_CST. + +2003-04-27 Kazu Hirata <kazu@cs.umass.edu> + + * reload1.c (reg_set_luid): Fix a comment typo. + +2003-04-27 Zack Weinberg <zack@codesourcery.com> + + * varasm.c (const_str_htab_hash, const_str_htab_eq, STRHASH, + struct deferred_string, const_str_htab): Kill. + (n_deferred_strings): New static variable. + (build_constant_desc): Set SYMBOL_REF_DECL of the new + symbol_ref to point to the constant. + (output_constant_def): When a deferred string is forced out, + just clear STRING_POOL_ADDRESS_P and decrement n_deferred_strings. + (mark_constant): Likewise. + (maybe_output_constant_def_contents): When deferring a string + constant, just set STRING_POOL_ADDRESS_P and increment + n_deferred_strings. + (mark_constant_pool): Check n_deferred_strings, not the size + of const_str_htab. + (init_varasm_once): No need to create const_str_htab. + + * rtl.def, rtl.h, doc/rtl.texi: Document possibility that + SYMBOL_REF_DECL points to a constant. + +2003-04-26 Zack Weinberg <zack@codesourcery.com> + + * varasm.c (output_constant_def): Split out two new static + functions, build_constant_desc and maybe_output_constant_def_contents. + Restructure for comprehensibility. Don't call + output_addressed_constants. Treat defstr being non-NULL for + STRING_POOL_ADDRESS_P constants as an invariant. + (struct deferred_string): Remove labelno field. + (output_constant_def_contents): Kill labelno argument. Call + output_addressed_constants here. Use ASM_OUTPUT_LABEL, not + asm_out.internal_label. + (mark_constant): Update call to output_constant_def_contents. + Treat defstr being non-NULL for STRING_POOL_ADDRESS_P + constants as an invariant. + +2003-04-26 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (output_pic_addr_const): Use SYMBOL_REF_LOCAL_P. + (ix86_expand_call, ix86_rtx_consts): Likewise. + +2003-04-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * doc/md.texi (cmpstr): Document additional restrictions. + +2003-04-26 Neil Booth <neil@daikokuya.co.uk> + + * flags.h (time_report): Remove. + * timevar.c (timevar_enable): New. + (TIMEVAR_ENABLE): Remove, use timevar_enable. + (timevar_init): Rename from init_timevar. + * timevar.h (timevar_init): Rename from init_timevar. + * toplev.c (time_report): Make static. + (do_compile): Conditionally call init_timevar first. + (preprocess_options): Move some code to do_compile. + +2003-04-26 Stephane Carrez <stcarrez@nerim.fr> + + * doc/install.texi (Binaries): Mention binaries for HC11/HC12. + +2003-04-26 Neil Booth <neil@daikokuya.co.uk> + + * _cpp_lex_direct: Remove pointless code. + +2003-04-26 Stephane Carrez <stcarrez@nerim.fr> + + * doc/extend.texi (Function Attributes): Document "near" and "far" + for 68HC11 and 68HC12. + +2003-04-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * expr.c (store_field): When making temporary for store, don't + make it TYPE_QUAL_CONST. + +2003-04-25 Phil Edwards <pme@gcc.gnu.org> + + * toplev.c (read_integral_parameter): Use "argument" in error + message to distinguish it from actual invalid options. + +2003-04-25 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Back out previous + addition of __PIC__ and __pic__ macros. + * config/xtensa/xtensa.h: Clean up indentation. + +2003-04-25 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Remove definition of + _GNU_SOURCE. Add definitions of __PIC__ and __pic__. + (SUBTARGET_CPP_SPEC): Define. + (LIB_SPEC): Delete. + * config/xtensa/xtensa-protos.h (xtensa_declare_object): Delete. + * config/xtensa/xtensa.c (xtensa_declare_object): Delete. + * config/xtensa/xtensa.h (CPP_SPEC, SUBTARGET_CPP_SPEC, EXTRA_SPECS): + Define. + (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete. + (ASM_OUTPUT_ALIGNED_BSS, BSS_SECTION_ASM_OP): Define. + +2003-04-25 H.J. Lu <hjl@gnu.org> + + * config/ia64/ia64.c (ia64_expand_compare_and_swap): Add rmode + for return mode. + (ia64_expand_builtin): Set rmode to SImode for + IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_SI, + IA64_BUILTIN_VAL_COMPARE_AND_SWAP_SI and + IA64_BUILTIN_BOOL_COMPARE_AND_SWAP_DI. Set remode to DImode + for IA64_BUILTIN_VAL_COMPARE_AND_SWAP_DI. + +2003-04-25 Phil Edwards <pme@gcc.gnu.org> + + * configure.in (make_compare_target): Test for GNU cmp and set this + variable appropriately. + * Makefile.in (compare, compare3, compare4, compare-lean, compare3-lean, + compare4-lean): Rename actual targets to slowcompare*. New compare* + targets depend on names based on make_compare_target. + * configure: Regenerated. + +2003-04-25 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_compute_frame_size): Allow inline asm + to clobber ar.pfs and ar.unat. + (ia64_expand_prologue): Force alloc instruction if ar.pfs saved; + fix test for spilling ar.pfs to the stack. + +2003-04-25 Richard Henderson <rth@redhat.com> + + PR opt/10315 + * config/rs6000/rs6000.c (rs6000_emit_move): Only elide proper + checks during reload; use validize_mem instead of adjust_address. + +2003-04-26 Ben Elliston <bje@wasabisystems.com> + + * config/arm/arm.c (arm_adjust_cost): Correct logic that tests the + return values from recog_memoized(). + +2003-04-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR opt/8705 + * gcse.c (try_replace_reg): On a successful substitution of a constant + into a single set, try to simplify the source of the set. + * loop.c (scan_loop): Don't try to optimize a MODE_CC set with a + constant source. + +2003-04-24 Neil Booth <neil@daikokuya.co.uk> + + * cpplex.c (cpp_token_len): Tighten up. + (cpp_token_as_text): Need extra byte now. + * cpplib.c (glue_header_name): Need extra 2 bytes. + * cppmacro.c (cpp_macro_definition): Need extra byte. + +2003-04-24 Alexander Kabaev <kan@FreeBSD.ORG> + + * config/sparc/sparc.md (umulsidi3, mulsidi3): Avoid using + const_umulsidi3_sp32 and const_mulsidi3_sp32 on 64bit targets + where they might be not present. Use their _sp64 equivalent + instead. + +Thu Apr 24 20:42:12 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.md (cvtsi2sdq): Fix typo in previous patch. + +2003-04-24 Krister Walfridsson <cato@df.lth.se> + + * configure.in: Check whether mbstowcs works. + * configure, config.in: Regenerate. + * intl.c: Use HAVE_WORKING_MBSTOWCS. + +2003-04-24 H.J. Lu <hjl@gnu.org> + + * config/ia64/ia64.c (ia64_init_builtins): Add si_ftype_pdi_di_di + for __sync_bool_compare_and_swap_di for int return type. + + * config/ia64/ia64intrin.h (__sync_bool_compare_and_swap_di): + Change return type to int. + (__sync_bool_compare_and_swap): Likewise. + +Thu Apr 24 16:55:26 CEST 2003 Jan Hubicka <jh@suse.cz> + + * cfgbuild.c (make_edges): Do not use next_nonnote_insn when + looking for fallthru edge. + + * athlon.md (athlon-agu, athlon-store, athlon-fany, athlon-faddmul): + Fix. + (athlon-load2, athlon-store2, athlon-fpsched, athlon-fpload, + athlon-fvector): New. + (athlon_*): Revisit to match new optimization guide. + * i386.c (ix86_adjust_cost): Fix memory operand costs on Athlon/k8 + * i386.md (cvt??2?? patterns): Fix modes. + (fistp patterns): Set modes. + + Accidentaly commited with my earlier reload patch: + PR c/10308 + * reload.c (find_reloads_address_1): Reload plus at the place of + index register. + +2003-04-24 Nathan Sidwell <nathan@codesourcery.com> + + New GCOV_TAG_FUNCTION layout + * coverage.c (struct function_list): Replace name with ident. + (struct counts_entry): Likewise. + (fn_ident): New. + (htab_counts_entry_hash, htab_counts_entry_eq, + htab_counts_entry_del): Adjust. + (reads_count_file, get_coverage_counts, + coverage_begin_output, coverage_end_function): Adjust. + (build_fn_info_type, build_fn_info_value): Likewise. + * gcov-dump.c (tag_function): Adjust. + * gcov-io.c (gcov_write_string, gcov_read_string): Not in LIBGCOV. + * gcov-io.h (gcov_write_string, gcov_read_string): Not in LIBGCOV. + * gcov.c (struct function_info): Add ident. + (read_graph_file, read_count_file): Adjust. + * libgcov.c (gcov_exit): Adjust. + +2003-04-23 Richard Henderson <rth@redhat.com> + + PR opt/8300 + * toplev.c (rest_of_compilation): Delay no_new_pseudos until + after initialize_uninitialized_subregs; update reg info assuming + new pseudos were created. + +2003-04-23 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in (c-lex.o, LIBCPP_OBJS, cpplex.o): Update. + * c-lex.c (MULTIBYTE_CHARS): Remove conditionals. + (lex_string): Take cpp_string with full spelling. + (cb_ident): Update. + (c_lex): Update diagnostics. + * cpplex.c (SPELL_NUMBER, SPELL_STRING): Combine into SPELL_LITERAL. + (create_literal): New. + (lex_string): Unterminated literals have type CPP_OTHER. + (_cpp_lex_direct): Update calls to lex_string. Use create_literal + for CPP_OTHER. + (cpp_token_len, cpp_spell_token, cpp_output_token): Simplify. + (_cpp_equiv_tokens, cpp_interpret_charconst): Update. + * cpplib.c (parse_include, do_line, do_linemarker, + destringize_and_run): Update for token storing full spelling. + * cpplib.h: Update token spelling types. + * cppmacro.c (stringify_arg, check_trad_stringification): + Update for token storing full spelling. + +2003-04-23 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_expand_cmpstr): Disable CLC loop. + +2003-04-23 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (TARGET_OPTIONS): Add value field. + +2003-04-23 Mark Mitchell <mark@codesourcery.com> + + * doc/extend.texi: Remove duplicate 2003 copyright date. + +2003-04-23 Nathan Sidwell <nathan@codesourcery.com> + + * Makefile.in (LIBGCC_DEPS): Add gcov headers. + (libgcov.a): Depends on LIBGCC_DEPS. + * basic-block.h (profile_info): Moved here from coverage.h. Made + a pointer. + * coverage.c (struct function_list): Fixed array of counter types. + (struct counts_entry): Keyed by counter type, contains summary. + (profile_info): Moved to profile.c. + (prg_ctr_mask, prg_n_ctrs, fn_ctr_mask, fn_n_ctrs): New global + vars. + (profiler_label): Remove. + (ctr_labels): New. + (set_purpose, label_for_tag, build_counter_section_fields, + build_counter_section_value, build_counter_section_data_fields, + build_counter_section_data_values, build_function_info_fields, + build_function_info_value, gcov_info_fields, gcov_info_value): Remove. + (build_fn_info_type, build_fn_info_value, build_ctr_info_type, + build_ctr_info_value, build_gcov_info): New. + (htab_counts_entry_hash, htab_counts_entry_eq): Adjust. + (reads_counts_file): Adjust. + (get_coverage_counts): Takes counter number. Add summary + parameter. Adjust. + (coverage_counter_ref): Tkaes counter number. Adjust. Lazily + create counter array labels. + (coverage_end_function): Adjust. + (create_coverage): Adjust. + (find_counters_section): Remove. + * coverage.h (MAX_COUNTER_SECTIONS): Remove. + (struct section_info, struct profile_info): Remove. + (profile_info): Moved to basic-block.h. + (coverage_counter_ref): Takes a counter number. + (get_coverage_counts): Takes a counter number. Added summary + parameter. + (find_counters_section): Remove. + * gcov-dump.c (tag_arc_counts): Rename to ... + (tag_counters): ... here. Adjust. + (tag_table): Move tag_counters to 3rd entry. Remove + PROGRAM_PLACEHOLDER and PROGRAM_INCORRECT entries. + (dump_file): Check for counter tag values here. + (tag_summary): Adjust. + * gcov-io.c (gcov_write_summary, gcov_read_summary): Adjust. + * gcov-io.h (GCOV_LOCKED): New. + (GCOV_TAG_ARC_COUNTS): Rename to ... + (GCOV_TAG_COUNTS_BASE): ... here. + (GCOV_TAG_PLACEHOLDER_SUMMARY, GCOV_TAG_INCORRECT_SUMMARY): + Remove. + (GCOV_COUNTER_ARCS, GCOV_COUNTERS, GCOV_NAMES): New. + (GCOV_TAG_FOR_COUNTER, GCOV_COUNTER_FOR_TAG, + GCOV_TAG_IS_COUNTER): New. + (struct gcov_ctr_summary): New. + (struct gcov_summary): Adjust. + (struct gcov_counter_section): Remove. + struct gcov_counter_section_data): Remove. + (struct gcov_function_info): Rename to ... + (struct gcov_fn_info): ... here. Adjust. + (struct gcov_ctr_info): New. + (struct gcov_info): Adjust. + * gcov.c (read_count_file): Adjust. + (output_lines): Adjust. + * libgcov.c (gcov_exit): Adjust. + (__gcov_flush): Adjust. + * mklibgcc.in (libgcc2_c_dep): Add gcov headers. + * predict.c (maybe_hot_bb_p, probably_cold_bb_p, + probably_never_executed_bb_p, compute_frequency_function): Adjust + profile_info use. + * profile.c (struct counts_entry): Remove. + (profile_info): Define here. + (get_exec_counts): Adjust get_coverage_counts call. + (compute_branch_probablilities): Remove find_counters_section + call. + (gen_edge_profiler): Adjust coverage_counter_ref call. + * tracer.c (tail_duplicate): Adjust profile_info use. + +2003-04-23 Roger Sayle <roger@eyesopen.com> + + PR optimization/10339 + * builtins.c (expand_builtin_strcmp): Try to emit cmpstrsi insn + directly instead of unsafely transforming call into a memcmp. + (expand_builtin_strncmp): Likewise. + +2003-04-22 Roger Sayle <roger@eyesopen.com> + + * alias.c (mark_constant_function): Check for constancy and + purity even of void functions. Update both the function decl + and the cgraph RTL info with the results. + +2003-04-22 Roger Sayle <roger@eyesopen.com> + + * real.c (do_add): Change to return a bool indicating that the + result of the operation may be inexact due to loss of precision. + (do_multiply): Likewise. + (do_divide): Likewise. + +2003-04-22 Geoffrey Keating <geoffk@apple.com> + Loren James Rittle <ljrittle@acm.org> + + * dwarf2out.c (fde_table_allocated): Mark with GTY. + (decl_die_table_allocated): Likewise. + (abbrev_die_table_allocated): Likewise. + (line_info_table_allocated): Likewise. + (separate_line_info_table_allocated): Likewise. + (pubname_table_allocated): Likewise. + (arange_table_allocated): Likewise. + (ranges_table_allocated): Likewise. + (decl_die_table_in_use): Unconditionalize; mark with GTY. + (abbrev_die_table_in_use): Likewise. + (line_info_table_in_use): Likewise. + (separate_line_info_table_in_use): Likewise. + (pubname_table_in_use): Likewise. + (arange_table_in_use): Likewise. + (ranges_table_in_use): Likewise. + (have_location_lists): Likewise. + (emitcount): New GTY-marked static, moved... + (maybe_emit_file): ...from here. + (label_num): New GTY-marked static, moved... + (gen_internal_sym): ...from here. + +2003-04-22 Richard Henderson <rth@redhat.com> + + PR 8866 + * rtl.h (MEM_NOTRAP_P): New. + (MEM_COPY_ATTRIBUTES): Copy it. + * rtlanal.c (may_trap_p): Check it. + * expr.c (do_tablejump): Set it. + * doc/rtl.texi (Flags): Document it. + + * cfgrtl.c (try_redirect_by_replacing_jump): Revert last three changes. + +2003-04-22 Olivier Hainque <hainque@act-europe.fr> + + * config/alpha/alpha.c (alpha_expand_prologue [OPEN_VMS_ABI]): Don't + set FRP on stack adjustment for outgoing args if frame_pointer_needed. + +2003-04-22 Vincent Celier <celier@gnat.com> + + * gthr-gnat.h, gthr-gnat.c: new sources for implementation of + --enable-threads=gnat. + * Makefile.in: Add gthr-gnat.c to LIB2ADDEH. + * configure.in: Add gnat to the list of thread packages + * configure: Rebuild. + * config/t-linux: Add gthr-gnat.c to LIB2ADDEH and LIB2ADDEHDEP + +2003-04-22 Neil Booth <neil@daikokuya.co.uk> + + * cpplex.c (_cpp_get_fresh_line): Pop the buffer if return_at_eof. + +2003-04-22 Devang Patel <dpatel@apple.com> + + * cpptrad.c (_cpp_replacement_text_len): Add check for macro + parameter count. + (_cpp_copy_replacement_text): Same. + +2003-04-22 Neil Booth <neil@daikokuya.co.uk> + + * c-lex.c (c_lex): Handle CPP_OTHER differently. + * cppexp.c (_cpp_parse_expr): Similarly. + * cpplex.c (SPELL_CHAR): Remove. + (_cpp_lex_direct): Stray chars are saved as byte strings. + (cpp_spell_token, cpp_output_token, _cpp_equiv_token): Don't + handle SPELL_CHAR. + (cpp_avoid_paste): Update handling of CPP_OTHER. + * cpplib.h: Spell CPP_OTHER like a number. + (struct cpp_token): Remove member c. + * cppmacro.c (stringify_arg): Update handling of CPP_OTHER. + +2003-04-22 David Turner <novalis@gnu.org> + + * gbl-ctors.h: Add special license exception. + * libgcc2.h: Likewise. + * tsystem.h: Likewise. + * gcov-io.h: Likewise. + +2003-04-22 David Edelsohn <edelsohn@gnu.org> + + * fold-const.c (fold_range_test): Use RANGE_TEST_NON_SHORT_CIRCUIT + macro defaulting to original BRANCH_COST heuristic. + * doc/tm.texi (RANGE_TEST_NON_SHORT_CIRCUIT): Document. + + * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Define. + +2003-04-22 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/t-spe: Merge in t-fprules into file. + + * config.gcc: Add t-spe to powerpc-eabispe. + +2003-04-22 Kean Johnston <jkj@sco.com> + + * tlink.c (recompile_files): Add missing '=' to putenv calls + +2003-04-22 Nathan Sidwell <nathan@codesourcery.com> + + * ginclude/stddef.h: Provide C++ safe offsetof. + +2003-04-22 J"orn Rennecke <joern.rennecke@superh.com> + + * function.c (purge_addressof_1): In (mem (addressof (reg))) case + for reg notes, if there are no substitutions, just use a SUBREG. + +2003-04-21 Mark Mitchell <mark@codesourcery.com> + + * Makefile.in (calls.o): Depend on except.h. + * calls.c: Include except.h. + (emit_call_1): Call note_eh_region_may_contain_throw if + appropriate. + * except.c (eh_region): Add may_contain_throw. + (expand_eh_region_end_cleanup): Do not include handler code when + it cannot be reached. + (note_eh_region_may_contain_throw): New function. + * except.h (note_eh_region_may_contain_throw): New function. + +2003-04-21 Mark Mitchell <mark@codesourcery.com> + + * config/i386/winnt.c (i386_pe_mark_dllimport): Revert previous + changes. + +2003-04-21 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_override_options): No SPE means + 64-bit long doubles. + +2003-04-21 Olivier Hainque <hainque@act-europe.fr> + + * fold-const.c (fold, case PLUS_EXPR and case MULT_EXPR): Restore + a number of conversions required for type consistency and previously + stripped off by STRIP_NOPS. + + * calls.c (expand_call): Prevent sibcall optimization for calls to + nested subprograms. + + * expmed.c (extract_bit_field): Reverse operands of && condition to + prevent a potential division by zero in the previously first branch. + * config/pa/pa.md (extv, extzv): FAIL if the bitfield length is zero. + +2003-04-21 Joel Brobecker <brobecker@gnat.com> + + * dwarf2out.c (is_ada, is_ada_subrange_type): New functions. + (subrange_type_die): Likewise. + (modified_type_die): Emit a subrange_type DIE for Ada subrange types. + (is_c_family, is_cxx, is_java, is_fortran): Return bool and clean up. + +2003-04-21 Nathan Sidwell <nathan@codesourcery.com> + + Break out coverage routines to new file. + * Makefile.in (COVERAGE_H): New variable + (C_OBJS): Add coverage.o + (coverage.o): New target. + (profile.o, loop-init.o, sched-ebb.o, predict.o, tracer.o): Adjust + dependencies. + (GTFILES): Adjust. + (gt-coverage.h): New target. + (gt-profile.h): Remove. + * profile.h: Remove. Move to ... + * coverage.h: ... here. New. #include gcov-io.h. + * gcov-io.h: Move function definitions to ... + * gcov-io.c: ... here. New. + * profile.c: Move coverage routines to coverage.c. + (instrument_edges, get_exec_counts, branch_prob, init_branch_prob, + end_branch_prob): Adjust. + * coverage.c: New. Coverage routines from profile.c + (coverage_counter_ref, coverage_init, coverage_finish, + coverage_end_function, coverage_begin_output, + coverage_counter_ref, get_coverage_counts): Define. + * gcov-dump.c, gcov.c: #include gcov-io.c. + * libgcov.c: Likewise. Adjust. + * loop-init.c: Don't #include profile.h + * tracer.c, predict.c, sched-ebb.c: Adjust #includes. + * rtl.h: Add coverage prototypes. + * toplev.c (compile_file): Init coverage, not branch_prob. + Always call coverage_finish. + (rest_of_compilation): Call coverage_end_function. + +2003-04-21 Matt Kraai <kraai@alumni.cmu.edu> + + * config/rs6000/rs6000.md (*movsf_softfloat): Add "h" <- "0" case. + +2003-04-21 Neil Booth <neil@daikokuya.co.uk> + + * c-ppoutput.c (cb_include): Don't take a cpp_token. + * cppfiles.c: Don't undef strcmp. + (find_include_file): Don't take a cpp_token. Check for empty + file names. + (_cpp_execute_include, _cpp_compare_file_date): Don't take a cpp_token. + (cpp_push_include): Simplify. + * cpphash.h (_cpp_execute_include, _cpp_compare_file_date): Update. + * cpplib.c (glue_header_name): Return the file name, not a cpp_token. + (parse_include): Similary. Don't check for zero-length filenames. + (do_include_common, do_pragma_dependency): Update accordingly. + * cpplib.h (struct cpp_callbacks): Change prototype of include. + +2003-04-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * doc/rtl.texi (RTX_UNCHANGING_P): Point to true_dependence for + details of conflict handling. + + * fold-const.c (extract_muldiv, case CONVERT_EXPR): Detect case + when conversion overflows. + + * stor-layout.c (layout_decl): Don't set DECL_SIZE_UNIT if already set. + + * expr.c (store_constructor): Set RTX_UNCHANGING_P if readonly_field_p + before clearing. + +2003-04-21 Mark Mitchell <mark@codesourcery.com> + + * config/i386/winnt.c (i386_pe_mark_dllimport): Make the new RTL + have the same form as the old RTL. + +2003-04-21 Andreas Jaeger <aj@suse.de> + + * cppcharset.c (_cpp_valid_ucn): Cast field precision to int. + +2003-04-20 Chris Lattner <sabre@nondot.org> + Zack Weinberg <zack@codesourcery.com> + + * c-common.h, c-semantics.c: Rename genrtl_decl_cleanup to + genrtl_cleanup_stmt. Correct comment at head of + genrtl_cleanup_stmt (no such thing as a DECL_CLEANUP). + + * stmt.c (struct nesting): Kill n_function_calls. + (expand_start_bindings): Don't set + thisblock->data.block.n_function_calls. + (expand_end_bindings): Compare function_call_count against 0. + (expand_cleanups): Kill DONT_DO argument; all callers passed + NULL_TREE. All callers updated to match. + +2003-04-20 Zack Weinberg <zack@codesourcery.com> + + * varasm.c (struct deferred_constant, defer_addressed_constants_flag) + (defer_addressed_constants, output_deferred_addressed_constants): Kill. + (output_constant_def): Remove code predicated on + defer_addressed_constants_flag. + + * output.h: Remove prototypes of deleted functions. + * c-typeck.c (constructor_subconstants_deferred): Kill. + (struct initializer_stack): Remove 'deferred' field. + (start_init): Remove all references to the above. + (finish_init): Likewise. Also remove never-executed call to + output_deferred_addressed_constants. Pull assignment to + defstr out of if expression. + +2003-04-20 Neil Booth <neil@daikokuya.co.uk> + + * cpphash.h (NOTE_ESC_NL, NOTE_ESC_SPACE_NL, NOTE_TRIGRAPH, + NOTE_NEWLINE): Remove. + * cpplex.c (_cpp_clean_line, _cpp_process_line_notes): Update + to handle new form of line note type. + +2003-04-20 Zack Weinberg <zack@codesourcery.com> + + * target.h (encode_section_info): Add new argument carrying + the RTL to be modified by the hook. + + * varasm.c (make_decl_rtl, output_constant_def): Update calls + to encode_section_info. + (default_encode_section_info): Take and use RTL argument, + don't use TREE_CST_RTL or DECL_RTL. + * output.h: Update prototype of default_encode_section_info. + * config/darwin.h (ASM_DECLARE_OBJECT_NAME) + (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): + Update calls to encode_section_info. + + * config/darwin.c, config/arm/arm.c, config/arm/pe.c + * config/h8300/h8300.c, config/i386/winnt.c, config/m32r/m32r.c + * config/m68hc11/m68hc11.c, config/m88k/m88k.c, config/mcore/mcore.c + * config/mips/mips.c, config/mmix/mmix.c, config/pa/pa.c + * config/romp/romp.c, config/rs6000/rs6000.c, config/s390/s390.c + * config/v850/v850.c (TARGET_ENCODE_SECTION_INFO definitions): + Take and use RTL argument, don't use TREE_CST_RTL or DECL_RTL, + except for PE dllimport/dllexport. Update calls to + default_encode_section_info. + + * config/darwin-protos.h, config/arm/arm-protos.h, config/i386-protos.h: + Update prototypes. + + * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update. + +2003-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR/8705 + * pa.md (movccfp): New expander. + (setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively. + Reverse fcmp conditions. + +2003-04-20 Marek Michalkiewicz <marekm@amelek.gda.pl> + + * config/avr/avr.md (*cmpqi_sign_extend): Handle negative values + of operand 1 correctly. + +2003-04-20 Nathan Sidwell <nathan@codesourcery.com> + + * cpplex.c (_cpp_lex_direct): Set BOL for CPP_EOF tokens. + * gcov.c (output_lines): Don't be so fussy about going past EOF. + +2003-04-20 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in (LIBCPP_OBJS): Add cppcharset.o. + (cppcharset.o): New target. + * c-lex.c (is_extended_char): Move to cppcharset.c. + (utf8_extend_token): Delete. + * cppcharset.c: New file. + * cpphash.h (_cpp_valid_ucn): New. + * cpplex.c (lex_identifier): Update prototype. + (continues_identifier_p): Rename forms_identifier_p. Handle UCN + escapes. + (maybe_read_ucs): Rename maybe_read_ucn. Update to use code + in cppcharset.c. + (lex_number, lex_identifier, cpp_parse_escape): Update. + (_cpp_lex_direct): Update to handle UCNs. + (cpp_avoid_paste): Don't paste to form a UCN. + +2003-04-19 Roger Sayle <roger@eyesopen.com> + + * builtins.c (expand_builtin): Don't expand a pure or const + built-in function if the result will be ignored and none of + its arguments are volatile. + +2003-04-19 Kean Johnston <jkj@sco.com> + + * unwind-dw2.c (_Unwind_GetCFA): cast return to avoid warning + * config.gcc: make SCO use dbxelf.h and elfos.h; only use one + target fragment now: t-sco5; dont compile crti.o. + * config/i386/sco5.h: major overhaul to remove all COFF remnants + and to use elfos.h for most definitions. + (BSS_SECTION_ASM_OP): set correct segment attributes. + (PREFERED_DEBUGGING_TYPE): set to DWARF-2. + (DWARF2_UNWIND_INFO): Always set to 1. + (MD_STARTFILE_PREFIX): Make /usr/gnu/lib the default. + (MD_STARTFILE_PREFIX_1): Define. + (MD_EXEC_PREFIX): Adjust to /usr/gnu/bin if using GAS. + (DEFAULT_LINKER): Define if not specified to configure. + (CTORS_SECTION_ASM_OP): Remove COFF crud. + (DTORS_SECTION_ASM_OP): Remove COFF crud. + (WINT_TYPE): Define. + (SDB_DEBUGGING_INFO): Remove. + (EXTRA_SECTIONS): Likewise. + (EXTRA_SECTION_FUNCTIONS): Likewise. + (CTOR_LIST_BEGIN): Likewise. + (CTOR_LIST_END): Likewise. + (INIT_SECTION_FUNCTION): Likewise. + (FINI_SECTION_FUNCTION): Likewise. + (SUBTARGET_FRAME_POINTER_REQUIRED): Likewise. + (LOCAL_LABEL_PREFIX): Likewise. + (NON_SAVING_SETJMP): Likewise. + (RETURN_POPS_ARGS): Likewise. + (ASM_OUTPUT_SKIP): Likewise. + (TARGET_ASM_NAMED_SECTION): Likewise. + (ASM_OUTPUT_INTERNAL_LABEL): Likewise. + (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise. + (ASM_OUTPUT_IDENT): Likewise. + (ASM_OUTPUT_CASE_LABEL): Likewise. + (ASM_OUTPUT_ASCII): Likewise. + (ASM_OUTPUT_LIMITED_STRING): Likewise. + (ASM_OUTPUT_ALIGNED_LOCAL): Likewise. + (ASM_OUTPUT_ALIGNED_COMMON): Likewise. + (ASM_GENERATE_INTERNAL_LABEL): Likewise. + (ASM_FINISH_DECLARE_OBJECT): Likewise. + (ASM_DECLARE_OBJECT_NAME): Likewise. + (ASM_DECLARE_FUNCTION_SIZE): Likewise. + (ASM_DECLARE_FUNCTION_NAME): Likewise. + (ASM_DECLARE_RESULT): Likewise. + (ASM_WEAKEN_LABEL): Likewise. + (SUPPORTS_WEAK): Likewise. + (APPLY_RESULT_SIZE): Likewise. + (LPREFIX): Likewise. + (ALIGN_ASM_OP): Likewise. + (ASCII_DATA_ASM_OP): Likewise. + (IDENT_ASM_OP): Likewise. + (ASM_SHORT): Likewise. + (ASM_LONG): Likewise. + (TYPE_ASM_OP): Likewise. + (SIZE_ASM_OP): Likewise. + (STRING_ASM_OP): Likewise. + (SKIP_ASM_OP): Likewise. + (EH_FRAME_SECTION_ASM_OP): Likewise. + (READONLY_DATA_SECTION_ASM_OP): Likewise. + (INIT_SECTION_ASM_OP): Likewise. + (FINI_SECTION_ASM_OP): Likewise. + (TEXT_SECTION_ASM_OP): Likewise. + (DATA_SECTION_ASM_OP): Likewise. + (TYPE_OPERANT_FORMAT): Likewise. + (ASM_SPEC): Remove COFF code. + (STARTFILE_SPEC): Likewise. Always use crti.o; add -p and -pp support; + cause -pg to emit an error; use pcrt1elf.o with -pp + (ENDFILE_SPEC): Likewise. + (TARGET_OS_CPP_BUILTINS): Add _SCO_DS_LL. + (CPP_SPEC): Remove COFF crud; always look in /usr/gnu/include first. + (LINK_SPEC): Remove COFF crud; use -E for environment switch not -R; + add -z alt_resolve to support weak symbols the way GCC wants them. + (LIB_SPEC): Use the profiler libraries in -p or -pp mode. + (LIBGCC_SPEC): Dont use -lgcc in -G mode. + (ASM_PREFERED_EH_DATA_FORMAT): Remove. + * config/i386/t-sco5 (TARGET_LIBGCC2_CFLAGS): Remove. + (CRTSTUFF_T_CFLAGS_S): Define. + (MULTILIB_OPTIONS): Likewise. + (MULTILIB_DIRNAMES): Likewise. + (MULTILIB_MATCHES): Likewise. + (MULTILIB_EXTRA_OPTS): Likewise. + (LIBGCC): Likewise. + (INSTALL_LIBGCC): Likewise. + (crti.o): Remove. + * config/i386/t-sco5gas: Remove. + * doc/install.texi: Updated for new OpenServer instructions. + * testsuite/gcc.dg/nest.c: Allow failure on SCO (-pg not supported) + +2003-04-19 Kean Johnston <jkj@sco.com> + + * fixinc/check.tpl: Allow user to over-ride diff program. + * fixinc/inclhack.def: Removed extraneous #ifndef SVR5. + (sco_math): Added test for SCO math header files. + (sco_regset): Added check for conflicts with ieeefp.h. + (svr4_disable_opt): Removed extraneous #ifdef SVR4. + * fixinc/fixincl.x: Regenerated + * fixinc/tests/base/math.h: Added sco_math tests. + * fixinc/tests/base/string.h: New file. + * fixinc/tests/base/sys/regset.h: New file. + +2003-04-19 Neil Booth <neil@daikokuya.co.uk> + + * cpphash.h (struct cpp_buffer): Remove backup_to. + * cpplex.c (BACKUP, get_effective_char): Die. + (_cpp_skip_block_comment): Assume '*' is location on entry. + (continues_identifier_p): Respect -fno-dollars-in-identifiers. + (IF_NEXT_IS): Update. + (_cpp_lex_direct): Don't use backup_to; look ahead directly. + +2003-04-19 Matt Kraai <kraai@alumni.cmu.edu> + + * README.Portability: Move to a new section and obsolete K+R + portability issues. + +Sat Apr 19 14:56:17 CEST 2003 Jan Hubicka <jh@suse.cz> + + * rtlanal.c (subreg_offset_representable_p): Fix call of + subreg_lowpart. + +2003-04-19 Neil Booth <neil@daikokuya.co.uk> + + * cpphash.h (struct cpp_reader): New member warned_dollar. + * cpplex.c (continues_identifier_p): New function. + (parse_identifier, parse_number, parse_string): Rename lex_identifer, + lex_number and lex_string, and simplify. + (parse_slow, unescaped_terminator_p): Die. + (_cpp_lex_direct): Update. + +2003-04-19 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * calls.c (expand_call): Provide init for old_stack_pointer_delta. + +2003-04-19 Nathan Sidwell <nathan@codesourcery.com> + + * doc/invoke.texi (-fprofile-arcs): Mention -lgcov, locking and + fork behavior. + +2003-04-19 Neil Booth <neil@daikokuya.co.uk> + + * cppexp.c (eval_token): Permit true and false even if pedantic. + +2003-04-19 Neil Booth <neil@daikokuya.co.uk> + + * cpplex.c (skip_whitespace): Rearrange to avoid stage1 ICE. + +2003-04-19 Neil Booth <neil@daikokuya.co.uk> + + * cppfiles.c (ENABLE_VALGRIND_CHECKING, VALGRIND_DISCARD, + MMAP_THRESHOLD, TEST_THRESHOLD, SHOULD_MMAP): Remove. + (struct include_file): Remove fefcnt, mapped members. + (open_file, stack_include_file, _cpp_pop_file_buffer): Disable caching. + (read_include_file): Don't use mmap, terminate buffers in '\r'. + (purge_cache): Don't use munmap. + * cpphash.h (CPP_BUF_COLUMN): Update. + (lexer_state): Remove lexing_comment. + (struct _cpp_line_note): New. + (struct cpp_buffer): New members cur_note, notes_used, notes_cap, + next_line and need_line. Remove col_adjust and saved_flags. + (_cpp_process_line_notes, _cpp_clean_line, _cpp_get_fresh_line, + _cpp_skip_block_comment, scan_out_logical_line): New. + (_cpp_init_mbchar): Remove. + * cppinit.c (init_library): Remove call to _cpp_init_mbchar. + (cpp_read_main_file): Set line to 1 earlier. + (post_options): -traditional-cpp doesn't want trigraphs. + * cpplex.c (MULTIBYTE_CHARS): Remove code predicated on this. + (add_line_note, _cpp_clean_line, _cpp_process_line_notes, + _cpp_get_fresh_line): New. + (handle_newline, skip_escaped_newlines, trigraph_p, + continue_after_nul, _cpp_init_mbchar): Remove. + (get_effective_char): Update. + (_cpp_skip_block_comment): Rename from skip_block_comment, simplify. + (skip_line_comment): Simplify. + (skip_whitespace, parse_identifier, parse_slow, parse_number, + parse_string): Update. + (cpp_lex_direct): Use clean lines and process line notes. Update. + (cpp_interpret_charconst): No MULTIBYTE_CHARS. + * cpplib.c (prepare_directive_trad): Call scan_out_logical_line + directly. + (_cpp_handle_directive): Don't set saved_flags. + (run_directive, destringize_and_run, cpp_define, cpp_define_builtin, + cpp_undef, handle_assertion, cpp_push_buffer): Update. + (_cpp_pop_buffer): Free notes. + * cppmacro.c (builtin_macro, paste_tokens): \n terminate buffer. + * cpppch.c (cpp_read_state): \n terminate buffer. + * cpptrad.c (skip_escaped_newlines, handle_newline): Remove. + (copy_comment): Use _cpp_skip_block_comment. + (skip_whitespace, lex_identifier, _cpp_read_logical_line_trad): + Simplify. + (_cpp_overlay_buffer, _cpp_remove_overlay, push_replacement_text, + save_replacement_text): Update. + (scan_out_logical_line): Update to use clean lines and process + line notes. + * fix-header.c (read_scan_file): Update. + +2003-04-18 Douglas B Rupp <rupp@gnat.com> + + * unwind-dw2-fde.c (__register_frame_info_bases): Check for + null begin parameter (as well as pointer to null). + (__deregister_frame_info_bases): Likewise. + +2003-04-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * function.c (purge_addressof_1): For ADDRESSOF, see if SUB is a + hard or virtual register and copy into pseudo if replacement fails. + + * cfgcleanup.c (flow_find_cross_jump): Use INSN_P, not active_insn_p. + + * expmed.c (mask_rtx): Avoid undefined shifts for BITSIZE of 0. + +2003-04-18 Olivier Hainque <hainque@act-europe.fr> + + * calls.c (expand_call): Move special case for constructor calls + to right place. Ensures constructor calls used to initialize + arguments get a clean outgoing argument block for themselves. + Move check for stack deallocation completeness until after last + deallocation. Add stack_pointer_delta to set of state + variables saved and restored along with current stack_level. + + * integrate.c (expand_inline_function): Ensure non-const actuals + don't end up const in the caller's flow after conversion to possibly + const formal type. + +2003-04-18 Vincent Celier <celier@gnat.com> + + * dwarf2out.c (loc_descriptor_from_tree): Treat all *_MOD_EXPR + and *_DIV_EXPR as TRUNC_*_EXPR. + +2003-04-18 Mark Mitchell <mark@codesourcery.com> + + * cfgrtl.c (try_redirect_by_replacing_jump): Create a basic block + for orphaned jump tables. + +2003-04-18 Kazu Hirata <kazu@cs.umass.edu> + + * reload1.c: Revert my previous patch on 2002-04-17. + +2003-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Prefer "bug fix" over "bugfix". + Add Segher Boessenkool. + +2003-04-18 Alexander Sotirov <sluncho@mirizma.org> + + PR c/9177 + * c-decl.c (c_expand_body): Don't garbage collect the function + body if we are going to dump it later. + +2003-04-18 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): Remove. + (alpha_end_function): Don't set them. + (decl_in_text_section): Remove. + (alpha_encode_section_info): Remove. + (samegp_function_operand): Use SYMBOL_REF LOCAL_P and EXTERNAL_P. + (direct_call_operand): Use SYMBOL_REF_DECL and compare actual + sections, rather than decl_in_text_section results. + +2003-04-18 Roger Sayle <roger@eyesopen.com> + + * rtlanal.c (reg_overlap_mentioned_p): Handle ZERO_EXTRACT + and SIGN_EXTRACT. + +2003-04-18 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/7675 + * c-typeck.c (build_external_ref): Set the DECL_NONLOCAL flag + on VAR_DECL, PARM_DECL and FUNCTION_DECL from within + nested functions if they refer to declarations from parent functions. + * stmt.c (expand_decl): Don't put automatic variables in registers + if the DECL_NONLOCAL flag is set. + +2003-04-18 Hans-Peter Nilsson <hp@bitrange.com> + + * gcse.c (compute_ld_motion_mems): For MEM destinations, only + consider those to be movable where the source matches + want_to_gcse_p. + (update_ld_motion_stores): In comment, refer to + compute_ld_motion_mems for validity of replacement. + +Fri Apr 18 01:28:51 CEST 2003 Jan Hubicka <jh@suse.cz> + + * gcov-dump.c (tag_summary): Remove max_sum + * gcov-io.h (gcov_summary, gcov_write_summary, + gcov_read_summary): Kill max_sum. + * libgcov.c (gcov_exit): Do one pass over the data. Make error + message more verbose. + + * emit-rtl.c (subreg_hard_regno): Check that register is + representable. + + * reload.c (reload_inner_reg_of_subreg): When register is not + representable, reload the whole thing. + (find_reloads): Likewsie. + * rtlanal.c (subreg_representable_p): New function. + + * profile.c (compute_branch_probabilities): Cleanup sanity checking; + allow negative probabilities for edges from the call to exit. + (branch_prob): Do not add fake edges for functions that may return + twice. + +2003-04-17 DJ Delorie <dj@redhat.com> + + * toplev.c (target_options): Add value field. + (set_target_switch): Handle target options with values. + * doc/tm.texi: Document how fixed vs variable target + options work. + * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h, + config/c4x/c4x.h, config/cris/aout.h, config/cris/cris.h, + config/d30v/d30v.h, config/dsp16xx/dsp16xx.h, + config/frv/frv.h, config/i386/i386.h, config/ia64/ia64.h, + config/m32r/m32r.h, config/m68hc11/m68hc11.h, + config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h, + config/mips/mips.h, config/mmix/mmix.h, config/pa/pa.h, + config/rs6000/rs6000.h, config/rs6000/sysv4.h, + config/s390/s390.h, config/sparc/sparc.h, config/v850/v850.h: + Add value initializer to target options. + +2003-04-07 Loren James Rittle <ljrittle@acm.org> + + * cpppch.c (cpp_valid_state): Unconditionally initialize nl. + +2003-04-17 Kazu Hirata <kazu@cs.umass.edu> + + * reload1.c (move2add_last_cc0): New. + (reload_cse_move2add): Detect implicit sets. + (move2add_note_store): Notice a store into cc0. + +2003-04-17 Roger Sayle <roger@eyesopen.com> + + PR c/10375 + * c-decl.c (duplicate_decls): Preserve "const" and "noreturn" + function attributes. + +2003-04-17 Janis Johnson <janis187@us.ibm.com> + + * doc/sourcebuild.texi (Test Suites): Document support for testing + binary compatibility (moved from testsuite/README.compat). + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_in_small_data_p): Disallow strings. + +2003-04-17 Simon Law <sfllaw@engmail.uwaterloo.ca> + + * doc/include/gpl.texi: Fix double-spacing after "MA" to match + the one provided by the FSF. + +2003-04-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Binaries): Update URL and list of platforms + provided by ftp.thewrittenword.com. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/xtensa/xtensa.c (xtensa_encode_section_info): Remove. + (call_insn_operand): Use SYMBOL_REF_LOCAL_P. + * config/xtensa/xtensa.md (call, call_value): Likewise. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/v850/v850.c (print_operand): Use SYMBOL_REF_[ZST]DA. + (print_operand_address): Likewise. + (ep_memory_operand): Likewise. + (special_symbolref_operand): Likewise. + (v850_encode_data_area): Use SYMBOL_REF_FLAGS. + (v850_encode_section_info): Call default_encode_section_info. + (v850_strip_name_encoding): Remove. + * config/v850/v850.h (EXTRA_CONSTRAINT): Use SYMBOL_REF_[ZST]DA. + (ASM_OUTPUT_LABELREF): Remove. + (ZDA_NAME_FLAG_CHAR, ZDA_NAME_P): Remove. + (SDA_NAME_FLAG_CHAR, SDA_NAME_P): Remove. + (TDA_NAME_FLAG_CHAR, TDA_NAME_P): Remove. + (ENCODED_NAME_P): Remove. + (SYMBOL_FLAG_ZDA, SYMBOL_REF_ZDA_P): New. + (SYMBOL_FLAG_SDA, SYMBOL_REF_SDA_P): New. + (SYMBOL_FLAG_TDA, SYMBOL_REF_TDA_P): New. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/stormy16/stormy16.c (xstormy16_encode_section_info): Kill. + * config/stormy16/stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use + SYMBOL_REF_FUNCTION_P. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/sparc/sparc.c (sparc_encode_section_info): Remove. + (data_segment_operand): Use SYMBOL_REF_FUNCTION_P. + (text_segment_operand): Likewise. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/sh/sh.c (gen_datalabel_ref): Don't add SH_DATALABEL_ENCODING. + (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL. + (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P. + (sh_encode_section_info): Remove. + (sh_strip_name_encoding): Remove. + * config/sh/sh.h (SH_DATALABEL_ENCODING): Remove. + (DATALABEL_SYMNAME_P, STRIP_DATALABEL_ENCODING): Remove. + (SH_TLS_ENCODING, TLS_SYMNAME_P, STRIP_TLS_ENCODING): Remove. + (ASM_OUTPUT_LABELREF): Remove. + (ASM_OUTPUT_SYMBOL_REF): Use SYMBOL_REF_FUNCTION_P. + * config/sh/sh.md (*): Use SYMBOL_REF_LOCAL_P. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/s390/s390.c (SYMBOL_FLAG_ALIGN1): New. + (tls_model_chars): Remove. + (larl_operand): Use SYMBOL_REF_FLAGS. + (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL. + (legitimize_pic_address): Use SYMBOL_REF_LOCAL_P. + (s390_output_mi_thunk): Likewise. + (s390_emit_prologue): Set SYMBOL_FLAG_LOCAL as needed. + (s390_function_profiler): Likewise. + (s390_encode_section_info): Use default_encode_section_info + and SYMBOL_FLAG_ALIGN1. + (s390_strip_name_encoding): Remove. + * config/s390/s390.h (ASM_OUTPUT_LABELREF): Remove. + * config/s390/s390.md (call, call_value): Use SYMBOL_REF_LOCAL_P. + (builtin_setjmp_receiver): Set SYMBOL_FLAG_LOCAL as needed. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/ns32k/ns32k.c (ns32k_encode_section_info): Remove. + (global_symbolic_reference_mentioned_p): Use SYMBOL_REF_LOCAL_P. + (print_operand_address): Likewise. + + * config/ns32k/ns32k.h (CANNOT_CHANGE_MODE_CLASS): Add CLASS argument. + * config/ns32k/ns32k.c (expand_block_move): Don't check + flag_unroll_loops. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/mcore/mcore.c (mcore_encode_section_info): Don't set + SYMBOL_REF_FLAG. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * rtl.h (SYMBOL_FLAG_MACH_DEP_SHIFT): New. + + * config/m32r/m32r.c (SYMBOL_FLAG_MODEL_SHIFT): New. + (SYMBOL_REF_MODEL): New. + (LIT_NAME_P): Move from m32r.h. + (m32r_select_section): Remove. + (m32r_encode_section_info): Use SYMBOL_REF_FLAGS. + (m32r_strip_name_encoding): Remove. + (m32r_in_small_data_p): New. + (small_data_operand): Use SYMBOL_REF_SMALL_P. + (addr24_operand): Use SYMBOL_REF_MODEL. + (call26_operand): Likewise. + (addr32_operand): Tidy. + (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX. + * config/m32r/m32r.h (RODATA_SECTION_ASM_OP): Remove. + (SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Remove. + (READONLY_DATA_SECTION_ASM_OP): Remove. + (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove. + (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Remove. + (TARGET_ASM_SELECT_SECTION): Remove. + (SDATA_FLAG_CHAR, MEDIUM_FLAG_CHAR, LARGE_FLAG_CHAR): Remove. + (SDATA_NAME_P, SMALL_NAME_P, MEDIUM_NAME_P): Remove. + (LARGE_NAME_P, ENCODED_NAME_P): Remove. + (ASM_OUTPUT_LABELREF): Remove. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/ip2k/ip2k.c (is_regfile_address): Use SYMBOL_REF_FUNCTION_P. + (encode_section_info): Remove. + * config/ip2k/ip2k-protos.h: Update. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * varasm.c (default_encode_section_info): Don't set + SYMBOL_FLAG_EXTERNAL if not TREE_PUBLIC. + * config/i370/i370.c (i370_encode_section_info): Remove. + * config/i370/i370.h (CONSTANT_ADDRESS_P): Use SYMBOL_REF_EXTERNAL_P. + (PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Likewise. + * config/i370/i370.md (movsi): Likewise. + + * config/i370/t-i370: Add missing backslash. + +2003-04-17 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/invoke.texi (inline-limit): Fix pasto. + +2003-04-17 Richard Henderson <rth@redhat.com> + + * config/h8300/h8300.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): New. + (small_call_insn_operand): Use it. + (SYMBOL_FLAG_EIGHTBIT_DATA): New. + (h8300_eightbit_constant_address_p): Use it. + (SYMBOL_FLAG_TINY_DATA): New. + (h8300_tiny_constant_address_p): Use it. + (h8300_encode_label, h8300_strip_name_encoding): Remove. + (h8300_encode_section_info): Set SYMBOL_REF_FLAGS. + * config/h8300/h8300.h (TINY_DATA_NAME_P): Remove. + (ASM_OUTPUT_LABELREF): Remove. + +2003-04-16 Richard Henderson <rth@redhat.com> + + * config/frv/frv.c (symbol_ref_small_data_p): Remove. Replace + all users with SYMBOL_REF_SMALL_P. + (const_small_data_p): Use SYMBOL_REF_SMALL_P. + (frv_encode_section_info): Remove. + (frv_strip_name_encoding): Remove. + (frv_in_small_data_p): Merge tests from encode_section_info. + (frv_print_operand): Use '@' not SDATA_FLAG_CHAR. + * config/frv/frv.h (SDATA_FLAG_CHAR): Remove. + (SDATA_NAME_P): Remove. + (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use SIZE not SDATA_NAME_P. + (ASM_OUTPUT_LABELREF): Remove. + (PRINT_OPERAND_PUNCT_VALID_P): Use '@' not SDATA_FLAG_CHAR. + + * config/frv/frv.c (frv_asm_out_constructor): New. + (frv_asm_out_destructor): New. + * config/frv/frv.h (CTORS_SECTION_ASM_OP): New. + (DTORS_SECTION_ASM_OP): New. + (ASM_OUTPUT_CONSTRUCTOR): Remove. + (ASM_OUTPUT_DESTRUCTOR): Remove. + +2003-04-16 Richard Henderson <rth@redhat.com> + + * config/cris/cris.c (cris_gotless_symbol, cris_got_symbol): Use + SYMBOL_REF_LOCAL_P; abort if not pic. + (cris_encode_section_info): Remove. + +2003-04-16 Richard Henderson <rth@redhat.com> + + * config/c4x/c4x.c (c4x_encode_section_info): Remove. + (c4x_T_constraint): Use SYMBOL_REF_FUNCTION_P. + + * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Declare + flag_inline_trees. + +2003-04-16 Richard Henderson <rth@redhat.com> + + * config/avr/avr.c (avr_encode_section_info): Remove. + (avr_insert_attributes): New. + (print_operand_address): Use SYMBOL_REF_FUNCTION_P. + (avr_assemble_integer): Likewise. + +2003-04-16 Richard Henderson <rth@redhat.com> + + * arc.c (arc_encode_section_info): Remove. + (arc_assemble_integer): Use SYMBOL_REF_FUNCTION_P. + (arc_print_operand, arc_print_operand_address): Likewise. + * arc.h (EXTRA_CONSTRAINT): Likewise. + +2003-04-16 Roger Sayle <roger@eyesopen.com> + + * c-semantics.c (find_reachable_label): New function to find a + potentially reachable label in an expression. + (expand_unreachable_if_stmt): Similar to expand_if_stmt but + assumes the start of the IF_STMT is unreachable (dead) code. + (expand_unreachable_stmt): Similar to expand_stmt but assumes + the start of the statement list is unreachable (dead) code. + (genrtl_if_stmt): If the controlling expression of the IF + is constant, use expand_unreachable_stmt for the THEN or ELSE + clause as appropriate. + (genrtl_switch_stmt): Use expand_unreachable_stmt to expand + the body of a SWITCH statement. + (expand_stmt): The code immediately following a "return", + "break", "continue" or "goto" is unreachable. + * Makefile.in (c-semantics.o): Depend upon tree-inline.h. + +2003-04-16 Richard Henderson <rth@redhat.com> + + * rtl.h (MEM_ALIAS_SET): Update documentation. + * doc/rtl.texi (Special Accessors): New node. + (SYMBOL_REF_FLAG): Note relationship with SYMBOL_REF_FLAGS. + +2003-04-16 Alexandre Oliva <aoliva@redhat.com> + + * reload1.c (reload_cse_noop_set_p): Return false if mode of + SET_DEST is not the same as that returned by... + * cselib.h (cselib_reg_set_mode): ... new function. + * cselib.c (cselib_reg_set_mode): Define it. + (REG_VALUES): Document semantics of first element as set mode. + (cselib_subst_to_values): Skip first element if ELT is NULL. + (cselib_lookup): Likewise. Insert past the first element. + (cselib_invalidate_regno): NULLify first element. + (cselib_record_set): Set first element. + +2003-04-16 Olivier Hainque <hainque@act-europe.fr> + + * tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions. + (save_expr): Replace loop by call to skip_simple_arithmetics_at. + * tree.h: Add prototypes for the two new functions. + * fold-const.c (fold_binary_op_with_conditional_arg): Replace test + updates introduced in the previous revision by call to saved_expr_p. + * stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at. + + * expr.c (store_field): Force usage of bitfield instructions when + the field position requires it, whatever SLOW_UNALIGNED_ACCESS. + (expand_expr, case BIT_FIELD_REF): likewise. + +2003-04-16 Mark Mitchell <mark@codesourcery.com> + + PR middle-end/8866 + * cfgtrl.c (try_redirect_by_replacing_jump): Do not delete + jumptables. + +2003-04-16 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (sdata_symbolic_operand): Use + SYMBOL_REF_SMALL_P and SYMBOL_REF_LOCAL_P. + (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL. + (function_operand): Use SYMBOL_REF_FUNCTION_P. + (ia64_expand_load_address): Likewise. + (ia64_assemble_integer): Likewise. + (ia64_encode_section_info): Remove. + (ia64_strip_name_encoding): Remove. + * config/ia64/ia64.h (ENCODE_SECTION_INFO_CHAR): Remove. + * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't strip it. + +2003-04-16 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): New. + (samegp_function_operand): Use SYMBOL_FLAG_SAMEGP. + (direct_call_operand): Use SYMBOL_FLAG_NEAR. + (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P. + (small_symbolic_operand): Use SYMBOL_REF_SMALL_P. + (global_symbolic_operand): Similarly. + (tls_symbolic_operand_1): Use SYMBOL_REF_TLS_MODEL. + (tls_symbolic_operand_type): Likewise. + (alpha_encode_section_info): Use default_encode_section_info. + (alpha_strip_name_encoding): Remove. + (get_tls_get_addr): Split out from ... + (alpha_legitimize_address): ... here. + (alpha_emit_xfloating_libcall): Use init_one_libfunc. + (get_some_local_dynamic_name_1): Use SYMBOL_REF_TLS_MODEL. + (alpha_initialize_trampoline): Use init_one_libfunc. + (alpha_setup_incoming_varargs): Mark unused parameters. + (alpha_initial_elimination_offset): Likewise. + (alpha_end_function): Use SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP. + (unicosmk_unique_section): Use default_strip_name_encoding. + (unicosmk_ssib_name, unicosmk_output_externs): Likewise. + +2003-04-16 Aldy Hernandez <aldyh@redhat.com> + + * config.gcc: Add t-spe for eabispe. + + * config/rs6000/t-spe: New. + +2003-04-16 J"orn Rennecke <joern.rennecke@superh.com> + + Re-apply this patch: + + 2002-05-16 Dale Johannesen <dalej@apple.com> + * combine.c (cant_combine_insn_p): Reenable combinations + involving hard regs unless CLASS_LIKELY_SPILLED_P. + +2003-04-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR/10271 + * pa-protos.h (function_arg): Remove last argument. + * pa.c (function_arg): Likewise. Use CUMULATIVE_ARGS struct instead. + * pa.h (struct hppa_args): Add member incoming. + (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Initialize + member incoming. + (FUNCTION_ARG): Revise call to function_arg. + (FUNCTION_INCOMING_ARG): Delete. + +2003-04-15 Zack Weinberg <zack@codesourcery.com> + + * configure.in: Unify the code which creates symlinks to a + just-built as, ld, objdump, and nm with the code that detects + their presence for purposes of feature tests. + * configure: Regenerate. + +2003-04-15 Zack Weinberg <zack@codesourcery.com> + + * varasm.c (output_constant_def): Do not consult + CONSTANT_AFTER_FUNCTION_P. Remove all code predicated on it. + (after_function_constants, output_after_function_constants): Delete. + * doc/tm.texi: Delete documentation of CONSTANT_AFTER_FUNCTION_P. + * config/mips/mips-protos.h, config/mips/mips.c + (mips16_constant_after_function_p): Delete. + * config/mips/mips.h: Delete #if-0-ed definition of + CONSTANT_AFTER_FUNCTION_P. + * config/d30v/d30v.h, config/stormy16/stormy16.h: Remove + mention of CONSTANT_AFTER_FUNCTION_P in comment. + +2003-04-15 Geoffrey Keating <geoffk@apple.com> + + * tree.c (next_decl_uid): Mark with GTY. + (next_type_uid): Likewise. + +2003-04-15 J"orn Rennecke <joern.rennecke@superh.com> + + PR target/9594: + * sh.c (barrier_align): Also recognize stuff_delay_slot as + an indicator that a barrier was created by branch splitting. + +2003-04-15 Mark Mitchell <mark@codesourcery.com> + + * c-decl.c (implicitly_declare): Copy declarations that are going + to be placed in a local scope. + +2003-04-15 James A. Morrison <ja2morri@uwaterloo.ca> + + * invoke.texi (Spec Files): Wrap if-exists-else example. + (MCore): Remove duplicate @itemx entries and @opindex entries. + +2003-04-15 Ulrich Weigand <uweigand@de.ibm.com> + + * unwind.inc (_Unwind_Backtrace): New function. + * unwind.h (_Unwind_Backtrace): Declare it. + * libgcc-std.ver (_Unwind_Backtrace): Export it. + +2003-04-14 Jason Merrill <jason@redhat.com> + + PR middle-end/10336, c++/10401 + * jump.c (never_reached_warning): Also stop looking if we reach the + beginning of the function. + +2003-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + PR target/10338 + PR bootstrap/10198 + PR bootstrap/10140 + * fixinc/gnu-regex.c (regerror): Use mempcpy not __mempcpy. + +2003-04-15 J"orn Rennecke <joern.rennecke@superh.com> + + * i386.md (abssf2_if+1): Make condition agree with abssf2_1 . + +2003-04-15 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * optabs.c (expand_binop): In multi-word add cases, ensure + XTARGET is copied to TARGET if they are different. + +2003-04-15 Olivier Hainque <hainque@act-europe.fr> + + * except.c (resolve_fixup_regions): Avoid dereferencing null pointer + to region, possible after integration of function with unreachable + regions that were optimized away. + +2003-04-15 Jakub Jelinek <jakub@redhat.com> + + * config/rs6000/rs6000.h (EPILOGUE_USES): Use register 2, + instead of TOC_REGISTER in epilogue in + current_function_calls_eh_return functions. + +2003-04-14 Mark Mitchell <mark@codesourcery.com> + + * doc/extend.texi (Empty Structures): Correct description of G++'s + handling of these structures. + + * c-decl.c (grokdeclarator): Reject extern redeclarations of + static variables. + +2003-04-14 Janis Johnson <janis287@us.ibm.com> + + * config/rs6000/rs6000.md (define_constants): Define constants for + all UNSPEC usage, including new values for TLS support. + (aux_truncdfsf2, fctiwz, movsi_got, movsi_got_internal, + load_toc_aix_si, load_toc_aix_di, load_toc_v4_pic_si, + load_toc_v4_PIC_1, load_toc_v4_PIC_1b, load_macho_picbase, + macho_correct_pic, blockage, move_from_CR_ov_bit, movesi_from_cr, + stack_tie, movsi_to_cr_one, movsi_to_cr, mtcrfsi, eh_set_lr_si, + eh_set_lr_di): Use them. + * rs6000.c: (mtcrf_operation, uses_TOC, rs6000_emit_prologue, + rs6000_emit_epilogue) Use them. + + * rtl.h (SYMBOL_REF_TLS_MODEL): Fix mask value. + +2003-04-14 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in (c-opts.o): Use custom action. + +2003-04-14 Douglas B Rupp <rupp@gnat.com> + + * ifcvt.c (noce_process_if_block): Fail on BLKmode move. + +2003-04-14 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to + handle "superflat arrays" in Ada. + + * integrate.c (expand_inline_function): Don't inline if would + lose /u on a BLKmode TARGET. + +2003-04-14 Joel Brobecker <brobecker@gnat.com> + + * dbxout.c (print_int_cst_bounds_in_octal_p): New function, + extracted from dbxout_type. + (dbxout_range_type): print large bounds in octal format. + (dbxout_type): Replace extracted code by call to + print_int_cst_bounds_in_octal_p. + + * dwarf2out.c (gen_compile_unit_die): Emit DW_LANG_Ada95 instead + of DW_LANG_Ada83 for Ada units. + +2003-04-14 Olivier Hainque <hainque@act-europe.fr> + + * explow.c (round_push): Use HOST_WIDE_INT instead of int for the + temporary used to round CONST_INT sizes. + + * tree.c (int_fits_type_p): Extract generic checks from the case + of constant type bounds. Refine the checks against constant type + bounds to allow for possible decisions against each of these bounds + without requiring both bounds to be constant. + (tree_int_cst_msb): Put back. + * tree.h (tree_int_cst_msb): Likewise. + + * global.c (global_conflicts): Prevent allocation of call clobbered + hard regs to pseudos live across abnormal edges, as later passes are + not ready to handle them. + + * fold-const.c (fold): Reorder tests for conditional expressions. + + * expr.c (highest_pow2_factor): Return unsigned. + * expr.h (offset_address): Likewise. + * emit-rtl.c (offset_address): POW2 argument now unsigned. + +2003-04-14 Roger Sayle <roger@eyesopen.com> + + * builtins.c (expand_builtin_strlen): Evaluate the lengths of + string literals at compile-time. + +2003-04-14 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold): Transform (c1 - x) cmp c2, where cmp is a + comparison operation and c1/c2 are floating point constants into + x swap(cmp) (c1 - c2). + +2003-04-14 Vladimir Makarov <vmakarov@redhat.com> + + * genautomata.c (output_translate_vect): Fix a typo in loop + condition. + +2003-04-14 Hans-Peter Nilsson <hp@axis.com> + + PR target/10377 + * config/cris/cris.md ("*mov_sideqi", "*mov_sidehi") + ("*mov_sidesi", "*mov_sideqi_mem", "*mov_sidehi_mem") + ("*mov_sidesi_mem", "*clear_sidesi", "*clear_sidehi") + ("*clear_sideqi", "*ext_sideqihi", "*ext_sideqisi") + ("*ext_sidehisi", "*op_sideqi", "*op_sidehi", "*op_sidesi") + ("*op_swap_sideqi", "*op_swap_sidehi", "*op_swap_sidesi") + ("*extopqihi_side", "*extopqisi_side", "*extophisi_side") + ("*extopqihi_swap_side", "*extopqisi_swap_side") + ("*extophisi_swap_side", 8th, 9th, 10th, 11th, 14th peepholes): + When next to constraint R, replace constraint i with n. + +Mon Apr 14 16:18:37 CEST 2003 Jan Hubicka <jh@suse.cz> + + PR opt/10024 + * cfgrtl.c (force_nonfallthru_and_redirect): Use unchecked_make_edge. + +2003-04-14 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net> + + * doc/contrib.texi (Contributors): Correct my entry. + +2003-04-13 Roger Sayle <roger@eyesopen.com> + + * tree.h (DECL_BUILT_IN_NONANSI): Remove. + * c-common.c (builtin_function_2): Don't set DECL_BUILT_IN_NONANSI. + * c-decl.c (duplicate_decls): Use invariant DECL_BUILT_IN_NONANSI + implies DECL_BUILT_IN to simplify logic. + * print-tree.c (print_node): Don't dump DECL_BUILT_IN_NONANSI. + +2003-04-13 Roger Sayle <roger@eyesopen.com> + + * builtin-types.def (BT_FN_STRING_CONST_STRING): New builtin type. + (BT_FN_PTR_SIZE_SIZE): Likewise. + * builtins.def (BUILT_IN_MALLOC, BUILT_IN_CALLOC, BUILT_IN_STRDUP): + New built-in functions for malloc, calloc and strdup respectively. + * calls.c (special_function_p): No need to handle malloc-like + functions any longer. ECF_MALLOC is set via built-in attributes. + + * c-decl.c (duplicate_decls): Preserve pure and malloc attributes. + + * doc/extend.texi: Document these new built-in functions. + +2003-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * builtins.c (expand_builtin_memcpy): Add `endp' argument, use it. + (expand_builtin_stpcpy): New. + (expand_builtin): Add BUILT_IN_MEMPCPY & BUILT_IN_STPCPY. + * builtins.def: Add mempcpy & stpcpy support. + * doc/extend.texi (mempcpy, stpcpy): Document new builtins. + +2003-04-13 Nick Clifton <nickc@redhat.com> + + * config/rs6000/rs6000.c: Replace occurrences of "GNU CC" with + "GCC". + * config/rs6000/40x.md, config/rs6000/603.md, + config/rs6000/6xx.md, config/rs6000/7450.md, config/rs6000/7xx.md, + config/rs6000/8540.md, config/rs6000/aix.h, config/rs6000/aix31.h, + config/rs6000/aix3newas.h, config/rs6000/aix41.h, + config/rs6000/aix43.h, config/rs6000/aix51.h, + config/rs6000/aix52.h, config/rs6000/altivec-defs.h, + config/rs6000/altivec.h, config/rs6000/altivec.md, + config/rs6000/beos.h, config/rs6000/darwin.h, + config/rs6000/eabi.h, config/rs6000/eabialtivec.h, + config/rs6000/eabisim.h, config/rs6000/eabispe.h, + config/rs6000/freebsd.h, config/rs6000/gnu.h, + config/rs6000/host-darwin.c, config/rs6000/linux.h, + config/rs6000/linux64.h, config/rs6000/linuxaltivec.h, + config/rs6000/lynx.h, config/rs6000/mach.h, config/rs6000/mpc.md, + config/rs6000/netbsd.h, config/rs6000/power4.md, + config/rs6000/rios1.md, config/rs6000/rios2.md, + config/rs6000/rs6000-c.c, config/rs6000/rs6000-modes.def, + config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c, + config/rs6000/rs6000.h, config/rs6000/rs6000.md, + config/rs6000/rs64.md, config/rs6000/rtems.h, config/rs6000/spe.h, + config/rs6000/spe.md, config/rs6000/sysv4.h, + config/rs6000/sysv4le.h, config/rs6000/vxworks.h, + config/rs6000/windiss.h, config/rs6000/xcoff.h: Likewise. + +2003-04-13 Nick Clifton <nickc@redhat.com> + + * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Delete + support for -mcall-aix switch. + * config/rs6000/eabiaix.h: Delete. + * config/rs6000/rs6000.h (rs6000_abi): Remove ABI_AIX_NODESC. + (RS6000_REG_SAVE, RS6000_SAVE_AREA, FP_ARGS_MAX_REG, + RETURN_ADDRESS_OFFSET): Remove use of ABI_AIX_NODESC. + * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Likewise. + * config/rs6000/rs6000.c (print_operand, rs6000_stack_info, + debug_stack_info, output_function_profiler, + rs6000_trampoline_size, rs6000_initialise_trampoline): Likewise. + * config/rs6000/rs6000.md (call, call_value, call_nonlocal_sysv, + call_indirect_nonlocal_sysv, call_value_indirect_nonlocal_sysv, + call_value_nonlocal_sysv, sibcall_value_nonlocal_sysv, + sibcall_nonlocal_sysv, sibcall_value_local64): Likewise. + * config/rs6000/t-ppcgas (MULTILIB_OPTIONS): Remove mcall-aix + multilibs. + (MULTILIB_DIRNAMES): Remove mcall-aix directories. + (MULTILIB_EXCEPTIONS): Delete. + (MULTILIB_MATCHES): Remove mcall-aix matches. + + * doc/fragments.texi: Replace -mcall-aix example with an ARM + one. + * doc/install.texi: Delete powerpc-*-eabiaix target. + * doc/invoke.texi: Remove documentation of mcall-aix switch. + * doc/tm.texi: Remove mcall-aix from example CPP_SPEC. + * config.gcc: Delete powerpc-*-eabiaix target. + +2003-04-13 Kazu Hirata <kazu@cs.umass.edu> + + * doc/invoke.texi: Fix typos. + * doc/tm.texi: Likewise. + +2003-04-12 Zack Weinberg <zack@codesourcery.com> + + * c-typeck.c (digest_init, push_init_level): Use CONSTRUCTOR_ELTS. + +2003-04-12 Zack Weinberg <zack@codesourcery.com> + + * tree.c (build_constructor): New function. + * tree.h: Prototype it. + + * c-typeck.c (build_c_cast, pop_init_level) + * profile.c (build_function_info_value, build_gcov_info_value) + (create_profiler): + Use build_constructor. + + * builtins.c (expand_builtin_args_info): Remove #if 0 blocks. + + * objc/objc-act.c (build_constructor): + Rename objc_build_constructor. Use build_constructor. + (build_objc_string_object, objc_add_static_instance) + (init_def_list, init_objc_symtab, init_module_descriptor) + (generate_static_references, build_selector_translation_table) + (build_descriptor_table_initializer, generate_descriptor_table) + (build_protocol_initializer, build_ivar_list_initializer) + (generate_ivars_list, build_dispatch_table_initializer) + (generate_dispatch_table, generate_protocol_list) + (build_category_initializer, build_shared_structure_initializer): + Update to match. + +2003-04-12 Zack Weinberg <zack@codesourcery.com> + + * intl.h: #define gcc_gettext_width to strlen when !ENABLE_NLS. + +2003-04-12 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11-protos.h + (m68hc11_eq_compare_operator): Declare + * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register new predicate. + * config/m68hc11/m68hc11.c (m68hc11_eq_compare_operator): New predicate + (d_register_operand): Check the operand mode. + (hard_addr_reg_operand): Likewise. + +2003-04-12 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New + pattern for dbcc/ibcc generation for 68HC12. + ("doloop_end"): New pattern. + ("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne. + ("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne. + ("m68hc12_dbcc_dec_qi"): New pattern. + ("m68hc12_dbcc_inc_qi"): New pattern. + (split): Add split for the above when we can't use dbcc/ibcc due to + reloading. + (peephole2): Add peephole2 to generate the above when possible. + +2003-04-12 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.md ("bitcmpqi" split): No need to test the + mode of operand 0. + (peephole2 optimize const load): Likewise for operand 2. + ("*rotlhi3_with_carry"): Change pattern to a const 1 rotate which + clobbers CC_REGNUM. + ("*rotrhi3_with_carry"): Likewise. + (ashift:DI 1 split): Update pattern to create the above rotate. + (lshiftrt:DI 1 split): Likewise. + +2003-04-12 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant. + ("tstqi_z_used" split): Use it. + ("cmphi_z_used"): Likewise. + ("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant. + ("cmpqi_z_used"): Likewise. + +2003-04-12 Mark Mitchell <mark@codesourcery.com> + + PR c++/7910 + * config/i386/winnt.c (i386_pe_mark_dllimport): Fix thinko. + +2003-04-12 Zack Weinberg <zack@codesourcery.com> + + * configure.in: Check for wchar.h, mbstowcs, and wcswidth. + * configure, config.in: Regenerate. + * intl.c (gcc_gettext_width): New function. + * intl.h: Prototype it. + +2003-04-12 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.h (TARGET_SWITCHES): Fix -mnominmax option; + recognize -mnorelax. + (reg_class): Add Z_OR_S_REGS to represent soft registers with Z + (REG_CLASS_NAMES): Add its name. + (REG_CLASS_CONTENTS): Define its content. + +2003-04-12 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/larith.asm (memcpy): Use ARG macro to access stack + parameters so that offsets are valid for far definition. + (__mulsi3): Likewise and use ret to return. + (___adddi3, ___subdi3, ___notdi2, ): Don't use it to save the result. + +2003-04-12 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_hash_constant): Skip '0' fields. + +2003-04-12 Alexandre Oliva <aoliva@redhat.com> + + * mklibgcc.in (libgcc-stage-start): For every multilib directory + containing a libgcc.a, move lib* to the corresponding stage dir. + + * Makefile.in (stage1-start, stage2-start, stage3-start, + stage4-start): Move $(SPECS) to specs in stage dir. + (unstage1 unstage2 unstage3 unstage4): Move specs in stage dir + back as $(SPECS). + + * mklibgcc.in (libgcc-stage-start): Move into the stage directory + object files from the non-libgcc/ multilib directories as well. + +2003-04-11 Geoffrey Keating <geoffk@apple.com> + + * profile.c (read_counts_file): Initialise 'checksum'. + + * emit-rtl.c (gen_rtx): Really correct typo. + + PR c++/9393 + * doc/invoke.texi (Debugging Options): Document -frandom-seed. + * configure.in: Check for gettimeofday. + * tree.c (flag_random_seed): Define. + (default_flag_random_seed): New. + (append_random_chars): Use flag_random_seed rather than trying + to acquire randomness here. + * tree.h (default_flag_random_seed): Declare. + * toplev.c (display_help): Add -frandom-seed and -fstack-limit-* + descriptions. + (decode_f_option): Handle -frandom-seed. + (print_switch_values): Call default_flag_random_seed. + * flags.h (flag_random_seed): Declare. + * configure: Regenerate. + * config.in: Regenerate. + * config/alpha/t-crtfm: Use -frandom-seed. + + * doc/extend.texi (Empty Structures): New. + + * c-pch.c: Include flags.h. Add comments to routines. + (struct c_pch_validity): New. + (get_ident): Update PCH file version number. + (pch_init): Output current debugging type. + (c_common_valid_pch): Check debugging type. + * Makefile.in (c-pch.o): Update dependencies. + * flags.h (debug_type_names): Declare. + * toplev.c (debug_type_names): Move out of decode_g_option. + +2003-04-11 Eric Christopher <echristo@redhat.com> + + * emit-rtl.c (gen_rtx): Fix typos. + +2003-04-11 Richard Henderson <rth@redhat.com> + + * emit-rtl.c (gen_rtx): Zero '0' fields. + +2003-04-11 Richard Henderson <rth@redhat.com> + + PR c++/10202 + * expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P + not COMPLETE_TYPE_P for re-invoking layout_decl. + +2003-04-11 Simon Law <sfllaw@engmail.uwaterloo.ca> + + * doc/bugreport.texi: Fix paragraph breaking between sections + in preparation for TeXinfo's paragraph indentation fixes. + * doc/extend.texi: Ditto. + * doc/invoke.texi: Ditto. + * doc/objc.texi: Ditto. + * doc/gcov.texi: Wrap 'gcov' in @command{}. + * doc/invoke.texi (Darwin Options): Add a preamble. + +2003-04-11 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (tls_model_chars): Remove. + (ix86_encode_section_info, ix86_strip_name_encoding): Remove. + (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P. + (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL. + (tls_symbolic_operand_1): Likewise. + (legitimate_pic_address_disp_p): Use SYMBOL_REF_LOCAL_P. + * config/i386/i386.h (TARGET_ENCODE_SECTION_INFO): Remove. + (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove. + * config/i386/winnt.c (i386_pe_encode_section_info): Replace + bits "copied from i386.h" with default_encode_section_info. + +2003-04-11 Richard Henderson <rth@redhat.com> + + * rtl.def (SYMBOL_REF): Add two 0 fields. + * gengtype.c (adjust_field_rtx_def): Handle them. + * print-rtl.c (print_rtx): Print them. + * rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New. + (SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New. + (SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New. + (SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New. + (SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New. + (SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New. + (SYMBOL_FLAG_MACH_DEP): New. + * optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL. + * varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL. + (assemble_static_space): Set SYMBOL_REF_FLAGS. + (assemble_trampoline_template): Likewise. + (output_constant_def, force_const_mem): Likewise. + (default_encode_section_info): New. + * output.h: Declare it. + * target-def.h (TARGET_ENCODE_SECTION_INFO): Use it. + +2003-04-11 Richard Henderson <rth@redhat.com> + + * libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New. + (setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New. + * optabs.c (init_optabs): Initialize them. + (init_libfuncs): Use init_one_libfunc. + * calls.c (expand_call): Use gcov_flush_libfunc. + * expr.c (store_constructor): Use setbits_libfunc. + * function.c (expand_main_function): Use init_one_libfunc. + * profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL. + +2003-04-11 Mark Mitchell <mark@codesourcery.com> + + * doc/c-tree.texi (Functions): Remove DECL_REAL_CONTEXT + documentation; add DECL_FRIEND_CONTEXT. + +2003-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * doc/install.texi (hppa): Update links for HP-UX patches. Revise + notes on linker selection and configuration for 64-bit HP-UX port. + * doc/invoke.texi (hppa): Remove hppa text from description for + -ffunction-sections and -fdata-sections. Document -static, -nolibdld + and -threads options. + + * pa-hpux10.h (LIB_SPEC): Add link options to resolve dependency of + libc.a on libdld.sl when -static is specified and -nolibdld is not + specified. + * pa64-hpux.h (LIB_SPEC): Likewise. + * pa-hpux11.h (LIB_SPEC): Likewise. + (LINK_SPEC): Add __gcc_plt_call as an undefined symbol when -shared + is not specified. + +2003-04-11 Zack Weinberg <zack@codesourcery.com> + + * config/darwin-c.c (darwin_pragma_unused): Use lookup_name, + not IDENTIFIER_LOCAL_VALUE. + +2003-04-11 Richard Henderson <rth@redhat.com> + + PR c/10201 + * expr.c (expand_expr): Move DECL_RTL frobbing ... + * stor-layout.c (layout_decl): ... here. + +2003-04-11 James A. Morrison <ja2morri@uwaterloo.ca> + + * doc/invoke.texi: Eliminate extra white-space caused by + @gccoptlist{ on its own line. + * doc/invoke.texi: Ensured there are two spaces between each option. + * doc/invoke.texi: Re-wrapped option lines that were too wide. + Added @gol to options that didn't have them. + +2003-04-11 Nathan Sidwell <nathan@codesourcery.com> + + * Makefile.in (loop-init.o): Do not depend on gcov-io.h, + gcov-iov.h. + + Simplify interface to gcov reading and writing. + * gcov-io.h (gcov_file, gcov_position, gcov_length, gcov_buffer, + gcov_alloc, gcov_modified, gcov_errored): Move into ... + (struct gcov_var gcov_var): ... this static structure. + (gcov_write_unsigned, gcov_write_counter, gcov_write_string): + Return void. + (gcov_read_unsigned, gcov_read_couter, gcov_read_string): Return + read object. + (gcov_read_bytes, gcov_write_bytes): Set error flag on error. + (gcov_reserve_length): Remove. + (gcov_write_tag): New. + (gcov_write_length): Adjust. + (gcov_read_summary, gcov_write_summary): Adjust. + (gcov_eof, gcov_ok): Rename to ... + (gcov_is_eof, gcov_is_error): ... here. Return error code. + (gcov_save_position, gcov_resync): Rename to ... + (gcov_position, gcov_seek): ... here. + (gcov_skip, gcov_skip_string): Remove. + (gcov_error): Remove. + (gcov_open, gcov_close): Adjust. + * gcov.c (find_source): Take const char *, copy it on allocation. + (read_graph_file): Adjust. + (read_count_file): Adjust. + * libgcov.c (gcov_exit): Adjust. + * gcov-dump.c (tag_function, tag_blocks, tag_arcs, tag_lines, + tag_arc_counts, tag_summary): Return void. Adjust. + (struct tag_format): Adjust proc member. + (dump_file): Adjust gcov calls. + +2003-04-11 Alexandre Oliva <aoliva@redhat.com> + + * Makefile.in (fixinc.sh): Pass BUILD_LIBERTY as LIBERTY to + mkfixinc.sh. + * fixinc/mkfixinc.sh (defs): Add LIBERTY. + * configure.in (STMP_FIXINC, STMP_FIXPROTO): Don't disable on + build != host sysrooted builds. + * configure.in (SYSTEM_HEADER_DIR): Make sure it contains + TARGET_SYSTEM_ROOT even on sysrooted natives. + * configure: Rebuilt. + +2003-04-10 Zack Weinberg <zack@codesourcery.com> + + * c-decl.c (struct binding_level): Add shadowed_tags and + function_body; remove this_block, tag_transparent, and + subblocks_tag_transparent; update comments. + (clear_binding_level, lookup_tag_reverse): Kill. + (make_binding_level): Use ggc_alloc_cleared or memset. + (lookup_tag): Remove struct binding_level* parameter. All + callers changed. Just look at IDENTIFIER_TAG_VALUE, and + current_binding_level->tags if asked for thislevel_only or if + we might have to diagnose "struct foo; union foo;" + (pushlevel): Ignore argument. Do not push another binding + level on the transition from the parameters to the top level + of the function body; just tweak the flags and proceed. + (poplevel): Overhaul. Clear IDENTIFIER_TAG_VALUEs; on exiting + a function body, separate the parameter list from the + top-level local variables. + (set_block): Do nothing. + (pushtag): Set IDENTIFIER_TAG_VALUE and add an entry to + shadowed_tags if necessary. + (warn_if_shadowing): Nuke the special case for local shadowing + parameter. + (pushdecl): Do not create a shadow entry if we are replacing + an older decl in the same binding level. + (pushdecl_function_level): Tweak for new way of indicating + function scope. + (shadow_tag_warned): Use TYPE_NAME, not lookup_tag_reverse. + (start_function): Don't set subblocks_tag_transparent. + (finish_function): Fix up the binding_level stack for totally + empty functions. Otherwise, don't call poplevel. + + * c-common.c (shadow_warning): MANDATORY argument is no longer + necessary. Always use plain warning. + * c-common.h: Update to match. + + * cfglayout.c (scope_to_insns_initialize): Clear block when we + hit the FUNCTION_DECL. + * function.c: Do not create cyclic tree structure. + +2003-04-10 Zack Weinberg <zack@codesourcery.com> + + * c-tree.h (struct lang_identifier): Replace global_value, + local_value members with symbol_value, tag_value. Kill + implicit_decl and limbo_value. + (IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_LOCAL_VALUE, + IDENTIFIER_LIMBO_VALUE, IDENTIFIER_IMPLICIT_DECL, + C_MISSING_PROTOTYPE_WARNED): Kill. + (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE, + C_DECL_IMPLICIT, C_DECL_ISNT_PROTOTYPE): New. + (C_DECL_ANTICIPATED): Rename to C_DECL_INVISIBLE. + (implicit_decl_warning, lookup_name_current_level, + record_function_scope_shadow): Don't prototype. + (pushdecl_function_level): Prototype. + + * c-decl.c (truly_local_externals): New variable. + (struct binding_level): Adjust commentary. + (get_function_binding_level, clear_limbo_values, + record_function_scope_shadow): Kill. + (lookup_name_current_level, implicit_decl_warning): Are now static. + (any_external_decl, record_external_decl): New static functions. + (clone_underlying type): Split out of pushdecl. + (c_print_identifier): Update to match changes to struct + lang_identifier. + (poplevel): Delete #if 0 block. Make externals invisible + instead of clearing their IDENTIFIER_SYMBOL_VALUEs. Don't + call clear_limbo_values. Refer to IDENTIFIER_SYMBOL_VALUE not + IDENTIFIER_GLOBAL_VALUE or IDENTIFIER_LOCAL_VALUE. + (duplicate-decls): For real parm decl after a forward decl, + set TREE_ASM_WRITTEN here. Allow void foo(...) followed by + foo(...) { } with only a warning. Say whether a previous + declaration was implicit. + (warn_if_shadowing): Now handles all shadowing, not just + local-over-local. Clarify comments. + (pushdecl): Rewritten. There is no longer a distinction + between global and local symbol values; they're all + IDENTIFIER_SYMBOL_VALUE. Call record_external_decl on all + DECL_EXTERNAL decls, and use any_external_decl to check + against previous externals. Kill #if 0 blocks. Don't + tolerate error_mark_node being NULL. + (pushdecl_top_level): Handle only those cases which + Objective C (the only user) needs. + (pushdecl_function_level): New function. + (implicitly_declare): Create ordinary decls with + C_DECL_IMPLICIT set. Recycle old decls, however they got + created. + (lookup_name): It's always IDENTIFIER_SYMBOL_VALUE. Return 0 + for C_DECL_INVISIBLE symbols. + (lookup_name_current_level): Likewise. Use chain_member. + (c_make_fname_decl): Don't muck with DECL_CONTEXT. + Use pushdecl_function_level. + (builtin_function): Use C_DECL_INVISIBLE. + (start_function): Don't muck with IDENTIFIER_IMPLICIT_DECL. + Use C_DECL_ISNT_PROTOTYPE and C_DECL_IMPLICIT. + (store_parm_decls): It's IDENTIFIER_SYMBOL_VALUE now. + (identifier_global_value): Same. Must scan + global_binding_level in extremis. + + * c-typeck.c (undeclared_variable): New static function, split + from build_external_ref. + (build_external_ref): Use DECL_CONTEXT, not + IDENTIFIER_LOCAL_VALUE, to decide whether a local hides + an instance variable. Restructure for clarity. + * objc/objc-act.c: Use identifier_global_value, not + IDENTIFIER_GLOBAL_VALUE. + +2003-04-08 Jonathan Wakely <redi@gcc.gnu.org> + + * doc/extend.texi (Template Instantiation): Refer to ISO standard, + not Working Paper. + * doc/invoke.texi (C++ Dialect Options): Same. + +2003-04-10 Zack Weinberg <zack@codesourcery.com> + + * tree.c (tree_operand_check_failed): New function. + * tree.h (TREE_OPERAND_CHECK, TREE_OPERAND_CHECK_CODE, + TREE_RTL_OPERAND_CHECK): New checking macros. + (TREE_OPERAND, SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL, + RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, WITH_CLEANUP_EXPR_RTL, + CONSTRUCTOR_ELTS, LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY, + EXIT_BLOCK_RETURN, LOOP_EXPR_BODY, EXPR_WFL_NODE, + EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME, TARGET_EXPR_SLOT, + TARGET_EXPR_INITIAL, TARGET_EXPR_CLEANUP): Use the new + checking macros. + +Thu Apr 10 23:52:30 CEST 2003 Jan Hubicka <jh@suse.cz> + + PR inline-asm/8803 + * function.c (instantate_virtual_regs): Verify that all ASM statements + match after the virutal regs instantiation. + +2003-04-10 Steve Ellcey <sje@cup.hp.com> + + * ia64-protos.h (addp4_optimize_ok): New. + * ia64.c (addp4_optimize_ok): New. + * ia64.md (*ptr_extend_plus_1): Use addp4_optimize_ok. + (*ptr_extend_plus_2): Ditto. + +2003-04-10 Steve Ellcey <sje@cup.hp.com> + + * expr.c (expand_assignment): Extend offset_rtx with convert_to_mode + not with convert_memory_address. + (store_constructor): Ditto, and same for copy_size_rtx. + (expand_expr): Ditto. + +2003-04-10 Douglas B Rupp <rupp@gnat.com> + + * config/i386/i386.c (ix86_ms_bitfield_layout_p): Fix formatting. + +2003-04-10 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Flush data cache + even if it is configured to be write-through. + +2003-04-10 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (larl_operand): Do not allow symbols + marked with '@'. + (s390_encode_section_info): Mark symbols with forced 1-byte + alignment with '@'. + (s390_strip_name_encoding): Strip '@'. + (legitimize_pic_address): Handle symbols that are not valid + LARL operands in 64-bit mode. + +2003-04-10 Andrew Haley <aph@redhat.com> + + * tree-inline.c (inlinable_function_p): Disable inlining for + synchronized methods. + +2003-04-09 Steven Bosscher <steven@gcc.gnu.org> + + * c-common.h (lang_statement_code_p): Remove declaration. + (statement_code_p): Ditto. + (c_common_stmt_codes): Define; list of c-common statement codes. + (statement_code_p): New extern declaration. + (STATEMENT_CODE_P): Define. + (INIT_STATEMENT_CODES): Define. + * c-common.c (statement_code_p): Kill the function, declare + as an array of bools instead. + (lang_statement_code_p): Remove. + (walk_stmt_tree): Use STATEMENT_CODE_P not statement_code_p. + (c_safe_from_p): Ditto. + * c-objc-common.c (c_objc_common_init): Use INIT_STATEMENT_CODES + to initialize the statement_code_p array. + * tree-inline.c (walk_tree): Use STATEMENT_CODE_P instead of + statement_code_p. + (copy_tree_r): Ditto. + * cp/cp-tree.h (cp_stmt_codes): Define; list of C++ specific + statement tree codes. + * cp/lex.c (cxx_init): Add missing print line break. Use + INIT_STATEMENT_CODES to initialize the statement_code_p array. + * cp/parser.c (cp_parser_statement): Use STATEMENT_CODE_P + instead of statement_code_p. + * cp/pt.c (tsubst_expr): Ditto. + * cp/tree.c (verify_stmt_tree_r): Ditto. + (cp_statement_code_p): Remove. + (init_tree): Don't set lang_statement_code_p, it's gone. + +2003-04-09 Dan Nicolaescu <dann@ics.uci.edu> + Zack Weinberg <zack@codesourcery.com> + + * regrename.c (struct du_chain): Use a bitfield for reg_class. + * cse.c (struct qty_table_elem, struct table_elt, struct set): + Use bitfields for fields holding enum rtx_code or + enum machine_mode values. Add comments explaining size choices. + +2003-04-09 Alexandre Oliva <aoliva@redhat.com> + + * config/fp-bit.c (unpack_d): Handle pair of doubles with + different signs correctly. + +2003-04-09 Vladimir Makarov <vmakarov@redhat.com> + + * sched-deps.c (reg_pending_barrier_mode): New enumeration. + (reg_pending_barrier): Make it of the enumeration type. + (sched_analyze_2): Define the barrier as MOVE_BARRIER or + TRUE_BARRIER. + (sched_analyze): Ditto. + (sched_analyze_insn): Ditto. Use anti-dependencies for + MOVE_BARRIER and true-dependencies as TRUE_BARRIER. + (init_deps_global): Initialize the barrier as NO_BARRIER. + +2003-04-09 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/ia64.c (issue_nops_and_insn): Add new parameter. + Check that asm insn starts on a new cycle. Add nops after asm + insn to end bundle. + (bundling): Move insn type evaluation from the loop. Call + issue_nops_and_insn with the new parameter. Ignore changing + position for nops after asm insn. + +2003-04-09 Alexandre Oliva <aoliva@redhat.com> + + * optabs.c: Comment that gen_add2_insn and others may actually + return emitted insns, if the gen functions turn out to return + emitted insns. + * reload1.c (reload_cse_move2add): Cope with emitted insns from + gen_add2_insn. + +2003-04-09 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (move_operand): Allow symbolic_operand, + but not tls_symbolic_operand. + (ia64_expand_load_address): Remove scratch operand. + (ia64_expand_tls_address): Split out from ia64_expand_move. + (ia64_expand_move): Split symbolics only after reload. + (ia64_emit_cond_move): New. + * config/ia64/ia64-protos.h: Update. + * config/ia64/ia64.md (movsi_symbolic, movdi_symbolic): Remove. + (symbolic splitter): Accept SImode operands too. + (cmove splitter): Use ia64_emit_cond_move. + +2003-04-09 Nick Clifton <nickc@redhat.com> + + * doc/install.texi: Note that ARM toolchains need binutils 2.13 or + newer. + * config/arm/elf.h (SUBTARGET_ASM_FLOAT_SPEC): Pass -mfpu=softfpa + instead of -mno-fpu. + * config/arm/semi.h (ASM_SPEC): Likewise. + * config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise, + but only if -msoft-float is specified pass. Otherwise pass + -mfpu=softvfp. + +2003-04-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * function.c (purge_addressof): Use free_INSN_LIST_node instead of + free_EXPR_LIST_node. + +2003-04-08 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold): Use "fold" following build in more places. + Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y), + pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z). + +2003-04-08 Roger Sayle <roger@eyesopen.com> + + * builtins.c (fold_builtin): Constant fold expressions as x*0.5 + instead of x/2.0. Optimize sqrt(pow(x,y)) as pow(x,y*0.5), + log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y), + pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z). + Delete function scope "fcode" variable to avoid shadowing. + +2003-04-08 Kevin Buettner <kevinb@redhat.com> + + * dwarf2out.c (DWARF_ARANGES_HEADER_SIZE, DWARF_ARANGES_PAD_SIZE): + Take into account DWARF_INITIAL_LENGTH_SIZE. + +2003-04-08 Hans-Peter Nilsson <hp@axis.com> + + * reorg.c (fill_slots_from_thread): When considering changing the + insn following a reg-to-reg copy insn to use the source reg of the + copy, bail out if there's overlap between the registers. + +2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * function.c (postponed_insns): New. + (purge_addressof_1): Postpone processing of insns if addressofs + are not put into stack. + (purge_addressof): Process postponed insns. + +2003-04-08 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD, + this is FP_MODE_DOUBLE . + * sh.c (ra.h): #include. + (push_regs): Add second parameter. Changed all callers. + If necessary, set fpscr before saving floating point registers. + (calc_live_regs): If interrupt handler and TARGET_FMOVD, always + do saves / restores with SZ == 1. + (sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz. + (sh_expand_epilogue): Likewise. For TARGET_FMOVD, if floating point + registers are being restored, restore FPSCR only after restoring them. + +2003-04-08 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types + regardless of architecture. + (spe_init_builtins): Change V2SI and V2SF types to opaque types. + +2003-04-08 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (push_regs, calc_live_regs): Return int. Take single + HARD_REG_SET * parameter. Changed all callers. + +Tue Apr 8 11:12:07 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the + GOTOFF operand. + (legitimize_pic_address): Move plus outside the unspec. + * i386.c (legitimate_constant_p): Check (CONST (PLUS (UNSPEC ... + for validity. + +2003-04-08 Nathan Sidwell <nathan@codesourcery.com> + + * gcov-io.h (gcov_save_position): Remove __inline__ from + declaration. + +2003-04-07 Matt Kraai <kraai@alumni.cmu.edu> + + * doc/install.texi: Use @command and @samp for single- and + multi-word commands respectively. + * doc/makefile.texi: Likewise. + * doc/sourcebuild.texi: Likewise. + +2003-04-07 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de> + Richard Henderson <rth@redhat.com> + + PR c/9516 + * expr.c (safe_from_p): Rearrange to avoid deep recursion in + favor of looping and tail recursion for TREE_LIST and binops. + +2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults + for insns without luid. + +2003-04-07 Glen Nakamura <glen@imodulo.com> + + PR opt/8634 + * explow.c (maybe_set_unchanging): Don't flag non-static const + aggregate type initializers with RTX_UNCHANGING_P. + +2003-04-07 Richard Henderson <rth@redhat.com> + + PR opt/8634 + * function.c (purge_addressof_1): Don't try arithmetics for + unchanging memories. + +2003-04-07 Janis Johnson <janis187@us.ibm.com> + + * doc/sourcebuild.texi (Test Suites): Document testing support for + gcov and profile-directed optimizations; describe gcc.misc-tests. + +Mon Apr 7 22:19:59 CEST 2003 Jan Hubicka <jh@suse.cz> + + PR target/10077 + * i386.md (movsi_1, movsi_nointerunit_1): Fix SSEMOV alternative. + +2003-04-07 Eric Botcazou <ebotcazou@libertysurf.fr> + + * doc/rtl.texi (Comparison operations): Update to + record the allowed comparison modes. + +2003-04-07 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all + V2SI_type_node to opaque_V2SI_type_node. Rename all + V2SF_type_node to opaque_V2SF_type_node. + (rs6000_init_builtins): Define opaque_V2SI_type_node and + opaque_V2SF_type_node. + (is_ev64_opaque_type): The types opaque_V2SI_type_node and + opaque_V2SF_type_node are opaque types. + +2003-04-07 J"orn Rennecke <joern.rennecke@superh.com> + + * gcse.c (replace_store_insn): Use single_set. + +2003-04-07 Nathan Sidwell <nathan@codesourcery.com> + + Change gcov file interface to single file at a time. + * gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV. + Convert to C89 prototypes. + (gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc, + gcov_error, gcov_modified): New static variables. + (gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New + functions. + (gcov_write_unsigned, gcov_write_counter, gcov_write_string, + gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust. + (gcov_read_summary, gcov_write_summary): Adjust. + (gcov_save_position, gcov_reserve_length, gcov_write_length): + Adjust. + (gcov_resync, gcov_skip, gcov_skip_string): Adjust. + (da_file_open, da_file_close, da_file_eof, da_file_error): Remove. + (da_file_position, da_file_seek, da_file_write, da_file_read): + Remove. + (gcov_error, gcov_eof, gcov_ok, gcov_time): New functions. + * gcov.c (gcov_type): Don't typedef here. + (IN_GCOV): #define + (read_graph_file, read_count_file): Adjust. + * gcov-dump.c (gcov_type): Don't typedef here. + (IN_GCOV): #define. + (tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts): + Remove FILE parameter, adjust. + (struct tag_format): Adjust proc member. + (dump_file): Adjust. + * libgcov.c (IN_LIBGCOV): #define. + (gcov_exit): Adjust. + * loop-init.c: Don't #include gcov-io.h + * profile.c (struct counts_entry): New structure to hold counter + values. + (struct section_reference, struct da_index_entry): Remove. + (bbg_file, da_file): Remove. + (htab_counts_index_hash, htab_counts_index_eq, + htab_counts_index_del): Replace with ... + (htab_counts_entry_hash, htab_counts_entry_eq, + htab_counts_entry_del): ... these. + (cleanup_counts_index, index_counts_file): Remove. + (read_counts_file): New function. + (get_exec_counts): Adjust. + (compute_branch_probabilities): Don't free the exec counts here. + (branch_prob): Adjust. + (init_branch_prob): Adjust. + (end_branch_prob): Adjust. + +2003-04-07 Aldy Hernandez <aldyh@redhat.com> + + * doc/invoke.texi (RS/6000 and PowerPC Options): Document + -mfloat-gprs. + + * config/rs6000/rs6000.c: Delete rs6000_fprs. + Declare rs6000_float_gprs. + Declare rs6000_float_gprs_string. + (rs6000_parse_float_gprs_option): New. + (rs6000_override_options): Genericize rs6000_parse_* calls to use + rs6000_parse_yes_no_option. + Change check for cpu=8540, to use TARGET_E500. + (rs6000_parse_isel_option): Delete. + (rs6000_parse_spe_option): Delete. + (rs6000_parse_vrsave_option): Delete. + + * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs. + Define rs6000_float_gprs_string. + (TARGET_OPTIONS): Add rs6000_float_gprs option. + + * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs. + + * config/rs6000/eabispe.h: Set rs6000_float_gprs. + +Mon Apr 7 14:36:24 CEST 2003 Jan Hubicka <jh@suse.cz> + + PR opt/10024 + * cfglayout.c (cfg_layout_redirect_edge): + Redirect any branch edges unified with the fallthru one. + * cfgrtl.c (force_nonfallthru_and_redirect): Do not special + case fallthru edges when called via cfglayout.c + +2003-04-07 J"orn Rennecke <joern.rennecke@superh.com> + + * c-typeck.c (output_init_element): Check for type == error_mark_node. + +2003-04-07 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Always + split. + (a splitter): Do zero-extension via HImode. + +2003-04-07 James A. Morrison <ja2morri@uwaterloo.ca> + + * doc/invoke.texi: Eliminate extra white-space caused by + @gccoptlist{ on its own line. + * doc/invoke.texi: Ensured there are two spaces between each option. + * doc/invoke.texi: Re-wrapped option lines that were too wide. + Added @gol to options that didn't have them. + +2003-04-07 James A Morrison <ja2morri@student.math.uwaterloo.ca> + + * doc/extend.texi (Darwin Pragmas): Fix spelling of Mac OS. + +2003-04-06 Zack Weinberg <zack@codesourcery.com> + + * tree.c (tree_size): For all 'c' and 'x' nodes, look directly + at the sizes of the relevant structures, rather than relying + on TREE_CODE_LENGTH. Call lang_hooks.tree_size to get the + sizes of any such we don't know about. Use + lang_hooks.identifier_size for IDENTIFIER_NODE. + + (initializer_zerop): Use CONSTRUCTOR_ELTS. + * tree.def: Update commentary. Make fourth element of + the definition for all 'c' and 'x' nodes zero. + + * langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE. + * langhooks-def.h: Update to match. + * langhooks.c: New default, lhd_tree_size. + + * c-common.def (SRCLOC): Kill. + * c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]): + Remove entirely - was already #if-ed out. + + +2003-04-06 Zack Weinberg <zack@codesourcery.com> + + * mklibgcc.in: Use a here document to avoid running afoul of + shells that generate control-A from "echo \1". + +2003-04-06 Aldy Hernandez <aldyh@redhat.com> + + * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe + option. + + * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set + rs6000_spe. + + * config/rs6000/eabi.h (TARGET_E500): Define. + + * config/rs6000/rs6000.h (TARGET_E500): Define. + (TARGET_OPTIONS): Add spe= option. + Declare rs6000_spe and rs6000_spe_string extern. + + * config/rs6000/rs6000.c (branch_positive_comparison_operator): + Change TARGET_SPE to TARGET_E500. + (ccr_bit): Change TARGET_SPE to TARGET_E500. Check for + !TARGET_FPRS. + (print_operand): Same. + (rs6000_generate_compare): Same. + (output_cbranch): Same. + (rs6000_spe): Declare. + (rs6000_spe_string): Declare. + (rs6000_override_options): Call rs6000_parse_spe_option. + (rs6000_parse_spe_option): New. + +2003-04-06 Steven Bosscher <steven@gcc.gnu.org> + + * hashtable.c (gcc_obstack_init): Delete this function + and everything related to it. + * hashtable.h: Remove prototype. + * bitmap.c (bitmap_element_allocate): Cleanup redundant + defines. Cleanup some unnecessary whitespace. + * defaults.h (obstack_chunk_alloc): Redefine with + appropriate casts for libiberty obstacks. + (obstack_chunk_free): Ditto. + (OBSTACK_CHUNK_SIZE): Define, default to 0. + (gcc_obstack_init): Define as a call to _obstack_begin. + * tree.c (print_obstack_statistics): Delete this unused + function. + * tree.h (obstack): Don't forward-declare. + (print_obstack_statistics): Delete prototype. + (print_obstack_name): Ditto. + (gcc_obstack_init): Ditto. + * rtl.h (gcc_obstack_init): Ditto. + * java/jv-scan.c (gcc_obstack_init): Delete this + function, its prototype and related defines. + * java/jvgenmain.c (gcc_obstack_init): Delete this + function, and related defines. + * java/parse-scan.y (obstack_chunk_alloc): Don't define. + (obstack_chunk_free): Ditto + +2003-04-06 Geoffrey Keating <geoffk@apple.com> + + * dbxout.c (dbxout_handle_pch): Move prototype out from + #if defined DBX_DEBUGGING_INFO. + +2003-04-05 Nathan Sidwell <nathan@codesourcery.com> + + * gcov.c (struct arc_info): Replace local_span with cycle. + (struct block_info): Replace u.span with u.cycle. Add is_call_return. + (solve_flow_graph): Set is_call_return. + (add_line_counts): Adjust. In block mode, blocks attach to last line. + (accumulate_line_counts): Find graph cycles, not spanning tree. + (output_branch_count): Adjust. + (output_lines): Adjust. + * doc/gcov.texi: Update. + +2003-04-06 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Change + the second alternative to "#". + +2003-04-05 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (single_one_operand): Use GET_MODE_MASK. + (single_zero_operand): Likewise. + +2003-04-05 Daniel Berlin <dberlin@dberlin.org> + + * Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h. + * df.c: Include alloc-pool.h, not obstack.h. + (df_ref_obstack): Remove. + (df_ref_pool, df_link_pool): Add pools. + (df_alloc): Init the new pools. + (df_free): And free them. + (df_link_create): Use the pools. + (df_ref_create): Ditto. + +2003-04-05 Kazu Hirata <kazu@cs.umass.edu> + + * simplify-rtx.c: Fix formatting. + +2003-04-05 Andrew Pinski <apinski@apple.com> + + * config/rs6000/rs6000.c (addrs_ok_for_quad_peep): Allow addr2 + reg with reg1 == reg2 and offset1 = -8. + +2003-04-05 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_rtx_costs): Halve Power4 + multiply costs. Correct Power4 divide costs. + * config/rs6000/power4.md: Restore multiply and FP latency. + +2003-04-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * alias.c (find_base_term): Export. + * rtl.h (find_base_term): Declare. + * gcse.c (find_moveable_store): Test for flag_non_call_exceptions + instead of flag_exceptions. Move test for parameter passing ... + (store_killed_in_insn): ... here. + +2003-04-05 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + PR bootstrap/10267 + * doc/install.texi (*-*-solaris2): /bin/ksh is not just recommended + for configuring. + +2003-04-04 Geoffrey Keating <geoffk@apple.com> + + * dbxout.c (scope_labelno): Add GTY. + (have_used_extensions): Add GTY. + (source_label_number): Add GTY. + (lastfile): Add GTY. + (lastfile_is_base): New. + (base_input_file): New. + (dbxout_handle_pch): New. + (dbx_debug_hooks): Add handle_pch. + (xcoff_debug_hooks): Likewise. + (dbxout_function_end): Remove scope_labelno. + (dbxout_init): Set base_input_file. + (dbxout_handle_pch): New. + (dbxout_source_file): Honour lastfile_is_base. + * dwarfout.c (dwarf_debug_hooks): Add dummy handle_pch. + * sdbout.c (sdb_debug_hooks): Add dummy handle_pch. + * vmsdbgout.c (vmsdbg_debug_hooks): Add dummy handle_pch. + * dwarf2out.c (dwarf2_debug_hooks): Add dummy handle_pch. + * debug.c (do_nothing_debug_hooks): Add dummy handle_pch. + * debug.h (struct gcc_debug_hooks): Add handle_pch. + * c-pch.c (pch_init): Don't call start_source_file, but do call + handle_pch. + (c_common_write_pch): Call handle_pch. + (c_common_read_pch): Don't call start_source_file, + or end_source_file. + +Fri Apr 4 17:43:52 2003 Olivier Hainque <hainque@act-europe.fr> + + * emit-rtl.c (get_mem_attrs): Adjust alignment tests determining + use of default attributes to agree MEM_ALIGN macro. + +Fri Apr 4 17:33:24 2003 Joel Brobecker <brobecker@gnat.com> + + * dbxout.c (dbxout_type): When printing type index of range type + whose bounds are printed in octal format, print type of parent type if + it exists so enumerated type descriptions are not transformed + into unsigned types. + +2003-04-04 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Add a prototype for + compute_a_shift_cc. + * config/h8300/h8300.c (shift_one): Update the CC status. + (shift_two): Likewise. + (output_a_shift_cc): Set cc_inline and cc_special. + (compute_a_shift_cc): New. + * config/h8300/h8300.md (shift insns): Use compute_a_shift_cc. + +2003-04-04 Richard Henderson <rth@redhat.com> + + * cse.c (fold_rtx): Fix 03-30 change; do check insn non-null. + +2003-04-04 Loren James Rittle <ljrittle@acm.org> + + * fixinc/inclhack.def (bsd_stdio_attrs_conflict): New. + * fixinc/fixincl.x: Rebuilt. + * fixinc/tests/base/stdio.h: Regenerated. + +2003-04-04 Nathan Sidwell <nathan@codesourcery.com> + + * gcov.c (accumulate_line_counts): Fix span tree merge bug. + +Fri Apr 4 15:58:52 2003 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of + (NORMAL_MODE). + * sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE. + +2003-04-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Add entries for Wolfgang + Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor, + Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt, + Danny Smith, and Ulrich Weigand. + Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's + entry. + +2003-04-04 Nick Clifton <nickc@redhat.com> + + * config/sparc/sol2-bi.h: Revert previous delta. + * config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO + +2003-04-04 Nick Clifton <nickc@redhat.com> + + * config/v850/v850.c (expand_prologue): Only use register save + helper functions if long calls are not being used. + Add a clobber of r11 id using long calls. + (pattern_is_ok_for_prologue): Account for the extra clobber. + (construct_save_jarl): Likewise. + * config/v850/v850.md (prolog pattern): Do not use this pattern + for v850e's. + +2003-04-04 Andreas Schwab <schwab@suse.de> + + * stor-layout.c (layout_decl): Avoid syntax error in last change + when PCC_BITFIELD_TYPE_MATTERS is defined but not + EMPTY_FIELD_BOUNDARY. + +2003-04-03 Jason Merrill <jason@redhat.com> + + PR c/10175 + * jump.c (never_reached_warning): Revert patch of 2002-11-02. + Look backwards for a line note. + +2003-04-03 Neil Booth <neil@daikokuya.co.uk> + + * fix-header.c (read_scan_file): Defer switch processing. + +2003-04-03 Matt Austern <austern@apple.com> + + * cpppch.c (reset_ht): Remove. + (cpp_read_state): Remove loop to reset hashtable identifiers. + * ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool + after pch file is written. + * ggc.h (gt_pch_fixup_stringpool): Declare. + * stringpool.c (ht_copy_and_clear): Define. Callback. Copy + hashnode's value to another hashtable, then clear the original. + (saved_ident_hash): Define. + (gt_pch_save_stringpool): Create saved_ident_hash, use it to + store definitions in ident_hash, and clear ident_hash. + (gt_pch_fixup_stringpool): Define. Restore definitions from + saved_ident_hash to ident_hash, then destroy saved_ident_hash. + +Thu Apr 3 22:27:40 CEST 2003 Jan Hubicka <jh@suse.cz> + + * cfgrtl.c (update_bb_for_insn): Do not set block for barriers. + +2003-04-03 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/10157 + * gcse.c (can_copy_p): Rename it to can_copy. + (can_copy_init_p): Remove. + (compute_can_copy): Use can_copy instead of can_copy_p. + (can_copy_p): New exported function. Call compute_can_copy. + (hash_scan_set): Use it. + (gcse_main): Don't call compute_can_copy. + (bypass_jumps): Don't call compute_can_copy. + * rtl.h (can_copy_p): Declare. + * loop.c (scan_loop): Don't move the source and add a reg-to-reg + copy if the mode doesn't support copy operations. + +2003-04-03 Jason Merrill <jason@redhat.com> + + * Makefile.in (unstrap): Also remove stage_last. + + * dwarf2out.c (lookup_filename): Don't check for "<internal>". + (dwarf2out_source_line): Don't do anything if line==0. + + * stor-layout.c (do_type_align): New fn, split out from... + (layout_decl): ...here. Do all alignment calculations for + FIELD_DECLs here. + (update_alignment_for_field): Not here. + (start_record_layout, debug_rli): Remove unpadded_align. + * tree.h (struct record_layout_info_s): Remove unpadded_align. + * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN + or DECL_MODE on the CONST_DECLs. + (finish_struct): Don't mess with DECL_ALIGN. + +Thu Apr 3 18:57:19 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (print_operand): Do not bypass output_addr_const at flag_pic. + +Thu Apr 3 17:08:09 2003 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (sh_function_ok_for_sibcall): Return 0 if the current + function is an interrupt handler. + + * sh.c (sh_expand_epilogue): Avoid clash of temp register for + restoring target registers with EH_RETURN_STACKADJ_RTX; use + multiple registers in round-robin fashion. + +2003-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gengtype-lex.l (IWORD): Add CHAR_BITFIELD. + * system.h (CHAR_BITFIELD): New. + +2003-04-03 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Generalize to accept GT + and LE. + (another peephole2): Likewise. + +2003-04-03 Nick Clifton <nickc@redhat.com> + + * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO. + (DEF_ARCH64_SPEC): Likewise. + +Thu Apr 3 09:53:40 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (constant_address_p): Use legitimate_constant_p. + (legitimate_address_p): Do not use CONSTANT_ADDRESS_P. + +2003-04-02 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Add a prototype for + gtle_operator. + * config/h8300/h8300.c (gtle_operator): New. + * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for + gtle_operator. + * config/h8300/h8300.md (a peephole2): Generalize to accept GT + and LE. + +2003-04-02 Richard Henderson <rth@redhat.com> + + * libgcc-std.ver (_Unwind_GetCFA): New. + * unwind-dw2.c (_Unwind_GetCFA): New. + * unwind-libunwind.c (_Unwind_GetCFA): New. + * unwind-sjlj.c (_Unwind_GetCFA): New. + * unwind.h: Declare it. + +Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz> + + PR inline-asm/8088 + * i386.c (ix86_hard_regno_mode_ok): Return 0 for MMX/SSE registers + when MMX/SSE is not available. + +2003-04-02 Mike Stump <mrs@apple.com> + + * doc/install.texi (Specific): Update pointers to apple.com. + +Thu Apr 3 00:18:49 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (override_options): Disable red zone by default on i386. + (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory): + Do not test TARGET_64BIT together with TARGET_RED_ZONE + +2003-04-02 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Tighten the condition. + +2003-04-02 Richard Henderson <rth@redhat.com> + + * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh. + +2003-04-02 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): New. + +2003-04-02 Richard Henderson <rth@redhat.com> + + * except.c (sjlj_find_directly_reachable_regions): Recognize when + must-not-throw region has been deleted. + +2003-04-02 Richard Henderson <rth@redhat.com> + + * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an + optimization when flag_exceptions not enabled. + +2003-04-02 Vladimir Makarov <vmakarov@redhat.com> + + * config/rs6000/rs6000.c + (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the + macros. + (rs6000_issue_rate): Add case for 8540. + (rs6000_use_sched_lookahead): New function. + + * config/rs6000/8540.md: Rename SIU units into SU ones and MIU + units into MU ones. + (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the + reservation before retirement. + (ppc8540_multiply, ppc8540_load, ppc8540_store, + ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store): + Remove additional cycle in the reservation before retirement. + (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed + reservation of ppc8540_issue. + +2003-04-02 Andreas Schwab <schwab@suse.de> + + * real.c (decode_ieee_single): Fix decoding of SNaN bit. + +2003-04-01 Richard Henderson <rth@redhat.com> + + * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION + notes for nothrow calls if flag_forced_unwind_exceptions. + (build_post_landing_pads): Mind flag_forced_unwind_exceptions. + (sjlj_find_directly_reachable_regions): Likewise. + (reachable_handlers): Likewise. + (can_throw_external): Likewise. + (collect_one_action_chain): Record cleanups after catch-all and + must-not-throw if flag_forced_unwind_exceptions. + * flags.h (flag_forced_unwind_exceptions): Declare. + * toplev.c (flag_forced_unwind_exceptions): New. + (lang_independent_options): Add it. + * doc/invoke.text: Add it. + +2003-04-01 David Mosberger <davidm@hpl.hp.com> + + * config/ia64/crti.asm: Clean up trailing whitespace. + Remove trailing hashes (#) from identifiers. + + * config/ia64/crtn.asm: Ditto. + + * config/ia64/crtend.asm: Remove trailing hashes (#) from + identifiers. + (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind + directives. Drop explicit bundling---it just makes the code + harder to read. Don't save/restore gp needlessly. + + * config/ia64/crtbegin.asm: Remove trailing hashes (#) from + identifiers (they're only needed if the identifier would clash + with a register name otherwise). + (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind + directives. Drop explicit bundling---it just makes the code + harder to read. + (__do_jv_register_classes): Ditto. + (.fini_array): Remove "progbits" (newer + assemblers don't like wrong section-types). + (.init_array): Ditto. + +2003-04-01 Roger Sayle <roger@eyesopen.com> + + PR fortran/9974 + * gcse.c (reg_killed_on_edge): New function to test whether the + given reg is overwritten by any instruction queued on an edge. + (bypass_block): Ignore substitutions killed on incoming edges. + Don't bypass outgoing edges that have queued instructions. + +2003-04-01 Alexandre Oliva <aoliva@redhat.com> + + * real.h (EXP_BITS): Make room for... + (struct real_value): ... added canonical bit. + (struct real_format): Added pnan. + (mips_single_format, mips_double_format, mips_extended_format, + mips_quad_format): New. + * real.c: Copy p to pnan in all formats. + (get_canonical_qnan, get_canonical_snan): Set canonical bit. + (real_nan): Use pnan to compute significand's shift. + (real_identical): Disregard significand in canonical + NaNs. + (real_hash): Likewise. Take signalling into account. + (encode_ieee_single, encode_ieee_double, encode_ieee_quad): + Disregard significand bits in canonical NaNs. Set all bits of + canonical NaN if !qnan_msb_set. + (encode_ibm_extended, decode_ibm_extended): Likewise. Use + qnan_msb_set to tell the base double format. + (ibm_extended_format): Use 53 as pnan. + (mips_single_format, mips_double_format, mips_extended_format, + mips_quad_format): Copied from the corresponding ieee/ibm + formats, with qnan_msb_set false. + * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format. + * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format. + * config/mips/mips.c (override_options): Use mips_single_format + and mips_double_format. Default TFmode to mips_quad_format. + * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED. + * config/mips/t-irix6: Likewise. + * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise. + * config/fp-bit.c (pack_d, unpack_d): Obey it. + +2003-04-01 Geoffrey Keating <geoffk@apple.com> + + * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New. + (live_image_destructor): Reset image to initial state. + (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE. + +2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr> + + * config/sparc/sparc.c (input_operand): Accept bare + CONSTANT_P_RTX operands. + +2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * gcse.c (struct ls_expr): Added pattern_regs field. + (ldst_entry): Initialize it. + (extract_mentioned_regs, extract_mentioned_regs_helper): New. + (store_ops_ok): Use regs precomputed by them. + (find_loads, store_killed_in_insn, load_kills_store): Change return + type to bool. + (store_killed_before, store_killed_after): Take position of register + set in account. + (reg_set_info): Store position of the setter. + (gcse_main): Enable store motion. + (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems. + (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl + sharing. + (simple_mem): Enable store motion of non-symbol mems. + (regvec): Type changed. + (LAST_AVAIL_CHECK_FAILURE): New. + (compute_store_table_current_insn): New. + (build_store_vectors): Computation of availability and anticipatability + moved ... + (compute_store_table, find_moveable_store): ... here. + (delete_store): Remove senseless comment. + (store_motion): Reorganize. + +2003-04-01 Kevin Buettner <kevinb@redhat.com> + + * config/mips/mips.c (override_options): Provide mappings for + HI_REGNUM and LO_REGNUM. + * config/mips/mips.h (MD_DBX_FIRST): Define. + +2003-04-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * combine.c (merge_outer_ops): Fix typo. + + * varasm.c (make_decl_one_only): Revert 2003-03-09 patch. + +2003-04-01 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md, + power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to + imul_compare. Add lmul_compare. + * config/rs6000/power4.md: Bump some latencies. Model extra cycle + in second pair of dispatch slots. Model stores more accurately. + Tweak multiply model. Add bypasses for CR instructions dependent + on complicated compares. + * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns. + (muldi3): Add lmul_compare patterns. + * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX + and FPSTORE_UX to split instructions and add COMPARE, + DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV. + (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE. + (rs6000_rtx_costs): Separate POWER4 multiply case. + +2003-04-01 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_fixup_clobbered_return_reg): + Do nothing if __builtin_return_address was not used. + +Tue Apr 1 18:18:23 CEST 2003 Jan Hubicka <jh@suse.cz> + + * i386.md (test patterns): Allow memory operand in operand1. + +2003-04-01 Aldy Hernandez <aldyh@redhat.com> + + * testsuite/gcc.c-torture/execute/simd-3.c: New. + + * expr.c (expand_expr): Handle VECTOR_CST. + (const_vector_from_tree): New. + + * varasm.c (output_constant): Handle VECTOR_CST. + + * c-typeck.c (digest_init): Build a vector constant from a + VECTOR_TYPE. + + * config/rs6000/rs6000.c: Remove prototype for + easy_vector_constant. + (easy_vector_constant): Add mode parameter. Rewrite to handle + more easy constants. + (rs6000_emit_move): Pass mode to easy_vector_constant. + Call emit_easy_vector_insn for SPE V2SI vector constant moves. + (emit_easy_vector_insn): New. + (easy_vector_same): New. + (EASY_VECTOR_15): New macro. + (EASY_VECTOR_15_ADD_SELF): New macro. + (bdesc_2arg): Rename to xorv2si3. + (easy_vector_constant_add_self): New. + (input_operand): Allow vector constants. + + * config/rs6000/rs6000.h (PREDICATE_CODES): Add + easy_vector_constant, easy_vector_constant_add_self. + (EXTRA_CONSTRAINT): Add 'W'. + + * config/rs6000/rs6000-protos.h: Add prototype for + easy_vector_constant, emit_easy_vector_insn. + + * config/rs6000/altivec.md (xorv8hi3): New. + (xorv16qi3): New. + Remove all _const0 patterns. + (movv4si_internal): Rewrite to use code. Add vector constant to + vector alternative. Add splitter. + (movv8hi_internal): Same. + (movv16qi_internal): Same. + (movv4sf_internal): Same. + Change the unspecs for vspltis* to use constants. + + * config/rs6000/spe.md ("xorv4hi3"): New. + ("spe_evxor"): Rename to xorv2si3. + ("xorv1di3"): New. + Remove all _const0 patterns. + (movv2si_internal): Rewrite to use code. Add vector constant to + alternatives. Add splitter. + (movv4hi_internal): Add vector constant to alternatives. + (movv1di_internal): Same. + (movv2sf_internal): Same. + +2003-03-31 Mark Mitchell <mark@codesourcery.com> + + PR c/9936 + * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for + variably-sized arrays in parameters. + (set_save_expr_context): New function. + (c_expand_body): Use it, via walk_tree. + +2003-03-31 Eric Christopher <echristo@redhat.com> + + * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART. + (combinable_i3pat): Remove call to expand_field_assignment and + #if 0'd code. + +2003-03-31 Mark Mitchell <mark@codesourcery.com> + + PR c++/10278 + * c-common.c (finish_label_address_expr): Handle the + error_mark_node. + +2003-03-31 Richard Henderson <rth@redhat.com> + + * real.c (real_identical): Reorg so as to not compare + signalling for normals. + +2003-03-31 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode. + +2003-03-31 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0 + notes as they are boggus. + (m68hc11_gen_movqi): Likewise. + +2003-03-31 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler + save the soft registers after the frame pointer so that gdb can unwind + the frame more easily. + (expand_epilogue): Likewise in opposite order; allow to use X register + as scratch if the return value is by reference. + +2003-03-31 Jason Merrill <jason@redhat.com> + + PR java/10145 + * stor-layout.c (update_alignment_for_field): Respect + DECL_USER_ALIGN for zero-length bitfields, too. + * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal + fields. + +2003-03-31 Matt Austern <austern@apple.com> + + * cpppch.c (struct cpp_savedstate): Add defs and n_defs members. + (count_defs): Keep track of number of defs as well as total size. + (write_defs): Put every definition in cpp_savedstate's defs array. + (comp_hashnode): Define. Comparison function for qsort. + (cpp_write_pch_deps): Sort definitions before writing them. + (struct ht_node_list): Define. Like cpp_savedstate but simpler. + (collect_ht_nodes): Define. + (cpp_valid_state): When verifying that undefined identifiers in + the pch file are still undefined, read a sorted list of undefined + identifiers, collect all defined identifiers into a sorted list, + and walk through both lists to make sure there's no match. + +2003-03-31 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): New. + +2003-03-31 Michael Matz <matz@suse.de> + + * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0. + +2003-03-31 Segher Boessenkool <segher@koffie.nl> + + PR target/10177 + * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New. + * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark + all call-clobbered registers as used. + +2003-03-31 Michael Matz <matz@suse.de> + + * cppexp.c (cpp_classify_number): Accept '.' after "0x". + * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file. + +2003-03-31 Nathan Sidwell <nathan@codesourcery.com> + + * gcov.c: Add -a & -u options. + (struct arc_info): Add local_span, is_call_non_return, + is_nonlocal_return, is_unconditional flags, remove is_call flag. + (struct block_info): Add flags, is_call_site, is_nonlocal_return + members. Make encodings a union with span member. + (struct function_info): Add blocks_executed, line, src, line_next + members. + (struct coverage_info): Make branches a union with blocks member. + (struct source_info): Add functions member. + (object_summary, program_count): New global variables. + (flag_all_blocks, flag_unconditional): New flags. + (find_source, output_branch_count): New functions. + (print_usage): Adjust. + (options): Adjust. + (process_args): Adjust. + (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust. + <GCOV_TAG_BLOCKS>: Read flags. + <GCOV_TAG_LINES>: Adjust. + (read_count_file): Process SUMMARY tags. + (solve_flow_graph): Set is_unconditional and clear is_call_site + appropriately. + (add_branch_counts): Adjust. Don't count unconditional branches. + (add_line_counts): Deal with all-blocks mode, accumulate block + coverage. + (accumulate_line_counts): Adjust, generate local spanning tree for + all-blocks mode. + (output_lines): Adjust. + * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record. + * doc/gcov.texi: Document. + +2003-03-31 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md: Organize peephole2's that transform + (compare (reg:HI) (const_int)). + +2003-03-31 Roger Sayle <roger@eyesopen.com> + + * emit-rtl.c (dconstm2, dconsthalf): New real constants. + (init_emit_once): Initialize dconstm2 and dconsthalf here. + * real.h (dconstm2, dconsthalf): Add prototypes here. + * real.c (real_sqrt): Use dconsthalf rather than local copy. + * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as + exp(x/2.0) remember to fold the division if possible. + Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x, + pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as + 1.0/(x*x) and pow(x,0.5) as sqrt(x). + +2003-03-31 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a new peephole2): New. + +2003-03-31 Richard Sandiford <rsandifo@redhat.com> + + * gcse.c (simple_mem): Return false for floating-point accesses + if flag_float_store is true. + +2003-03-30 Roger Sayle <roger@eyesopen.com> + + * gcse.c (gcse_constant_p): New function to identify constants + suitable for constant propagation, including COMPARE with two + integer constant arguments. + (hash_scan_set): Use gcse_constant_p. + (find_avail_set): Likewise. + (cprop_insn): Likewise. + (do_local_cprop): Likewise. + (find_implicit_sets): Likewise. + (find_bypass_set): Likewise. + +2003-03-30 Matt Kraai <kraai@alumni.cmu.edu> + + * except.h: Remove definition of varray_type. + +2003-03-30 Richard Henderson <rth@redhat.com> + + PR opt/10011, opt/10252: + * toplev.c (rest_of_compilation): Run purge_builtin_constant_p + before post-gcse cse pass. + +2003-03-30 Roger Sayle <roger@eyesopen.com> + + * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison. + +2003-03-30 DJ Delorie <dj@redhat.com> + + * profile.c (instrument_edges): Make sure any newly created + jump insns have correct jump label info. + +2003-03-30 Richard Henderson <rth@redhat.com> + + * cfgbuild.c (make_edges): Use tablejump_p. + * cfgcleanup.c (label_is_jump_target_p): Likewise. + * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise. + * cfgrtl.c (flow_delete_block_noexpunge): Likewise. + (try_redirect_by_replacing_jump): Likewise. + (redirect_edge_and_branch): Likewise. + * cse.c (fold_rtx): Likewise. + * jump.c (delete_related_insns): Likewise. + * rtlanal.c (get_jump_table_offset): Likewise. + * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise. + +2003-03-30 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs. + (STRICT2_WARN): Likewise. + +2003-03-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + PR other/6955 + * collect2.c (collect_wait): Use WCOREDUMP and fix output message. + * system.h (WCOREDUMP, WCOREFLG): Define if necessary. + +2003-03-30 Richard Henderson <rth@redhat.com> + + PR c/10083 + * config/alpha/alpha.md (umuldi3_highpart): Change to expander; + don't zero_extend const inputs. + +2003-03-30 Kazu Hirata <kazu@cs.umass.edu> + + * reload1.c (reload_cse_move2add): Fix a comment typo. + +2003-03-30 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Remove useless code. + +2003-03-29 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*iorsi3_and_ashift): New. + (*iorsi3_and_lshiftrt): Likewise. + (*iorsi3_zero_extract): Likewise. + +2003-03-29 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*insv_si_8_8): New. + (*insv_si_8_8_lshiftrt_8): Likewise. + (a peephole2): Likewise. + +2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi: Add Eric Botcazou and Roger Sayle. + Uniformly use bugfix instead of bug fix. + +2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + PR doc/895 + * ONEWS: Remove those items that already appear in the EGCS + release notes on our web pages. + +2003-03-29 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect + TARGET_HARD_FLOAT. Reformat. + (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts. + +2003-03-28 Albert Chin-A-Young <china@thewrittenword.com> + + * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to + work on Solaris 2.5.1. + +2003-03-28 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI + section of h8300.md + (*addsi3_and_nor_r_1): Likewise. + +2003-03-29 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is + set up before any trapping memory access if flag_non_call_exceptions. + +2003-03-29 Alan Modra <amodra@bigpond.net.au> + + * reload1.c (reload_as_needed): Allow a USE in asm reloads. + + * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment. + +2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org> + + * configure.in: Clarify comments. + * configure: Regenerate. + +2003-03-28 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.md ("literal_pool_31"): Output pool anchor + label even if pool empty when generating PIC. + ("literal_pool_31", "literal_pool_64"): Coding style cleanup. + +2003-03-28 Kazu Hirata <kazu@cs.umass.edu>, + Dhananjay Deshpande <dhananjayd@kpit.com> + + PR target/10205 + * config/h8300/h8300.c (h8300_initial_elimination_offset): + Correct the offset computation when TARGET_NORMAL. + +2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/10067 + * config/sparc/sparc.md (jump pattern): Correct order + when issuing the annuling marker. + +2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR c/8281 + * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative. + (movdi reg/reg split): Match only on sparc32, and v9 when int regs. + +2003-03-28 Alan Modra <amodra@bigpond.net.au> + + * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary + globalize_label. + * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise. + * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise. + * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise. + * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise. + * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise. + * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise. + * config/v850/v850.c (v850_output_aligned_bss): Likewise. + +2003-03-28 Alan Modra <amodra@bigpond.net.au> + + * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions. + (replace_loop_mems): Add "written" param. Remove invalid REG_EQUAL + notes after hoisting. + (load_mems): Adjust replace_loop_mems call. + +2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr> + Richard Henderson <rth@redhat.com> + + PR target/10114 and PR target/10084 + * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM. + +2003-03-27 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload. + +2003-03-27 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold_inf_compare): New function to simplify FP + comparisons against +Infinity or -Infinity. + (fold): Optimize floating point comparisons against Infs and NaNs. + +2003-03-27 Janis Johnson <janis187@us.ibm.com> + + * libgcov.c: Provide only dummy functions if libc is not available. + +2003-03-27 Richard Henderson <rth@redhat.com> + + * real.h (struct real_value): Add signalling. + (EXP_BITS): Decrement. + * real.c (get_canonical_qnan): Don't set MSB-1. + (get_canonical_snan): Likewise. Set signalling. + (real_identical): Compare signalling. + (round_for_format): Remove force-one-bit on code. + (real_nan): Likewise. Set signalling. + (encode_ieee_single): Add force-one-bit code; honor signalling. + (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise. + (decode_ieee_single): Set signalling. + (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise. + +2003-03-27 Olivier Hainque <hainque@act-europe.fr> + + PR ada/9953 + * ada/Makefile.in (gnatlib configuration for HPUX): Split + the general section for HPUX into specific sections for + HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX + 11 case. + +2003-03-27 Glen Nakamura <glen@imodulo.com> + + PR opt/10087 + * loop.c (loop_givs_reduce): Skip bivs with duplicate locations + while incrementing giv. + (record_biv): Check for duplicate biv locations and + set (struct induction *) v->same if found. + +2003-03-27 David Mosberger <davidm@hpl.hp.com> + + * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind + v0.9 API change: replace read of UNW_REG_HANDLER with + unw_get_proc_info(). + (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA + with unw_get_proc_info(). + (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with + unw_get_proc_info(). + +2003-03-27 Vladimir Makarov <vmakarov@redhat.com> + + * config/rs6000/8540.md: Use presence_set instead of absence_set. + +2003-03-26 Richard Henderson <rth@redhat.com> + + * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P. + +2003-03-26 Roger Sayle <roger@eyesopen.com> + + PR bootstrap/10051, PR bootstrap/10169. + * mips-tfile.c (init_file): Don't provide a static initializer. + (initialize_init_file): Initialize the contents of init_file. + (add_file): Call initialize_init_file if not already initialized. + +2003-03-26 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_optimize_prolog): Do not save/restore + registers used for global asm variables. + (s390_frame_info, s390_arg_frame_offset): Likewise. + (s390_emit_prologue, s390_emit_epilogue): Likewise. + +2003-03-26 Vladimir Makarov <vmakarov@redhat.com> + + * config/rs6000/8540.md: New file. + + * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md, + power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to + reservations for imul. + + * config/rs6000/rs6000.md: Include 8540.md. Change + delayed_compare onto mult_compare for insns generating + multiplication. + (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv): + New type attribute values. + + * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type + fpsimple instead of fp. + (*divsf3_gpr): Use type vecfdiv instead of fp. + (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple + instead of vecfloat. + (spe_evfsdive): Use type vecfdiv instead of vecfloat. + (spe_brinc): Use type brinc instead of veccomplex. + (spe_evaddw, spe_evaddiw): Use type vecsimple instead of + veccomplex. + (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex. + (*movv2si_internal, *movv1di_internal, *movv4hi_internal, + *movv2sf_internal): Define type attribute values for all + alternatives. + (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead + of fpcompare. + (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple + instead of fpcompare. + +2003-03-26 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/power4.md: Allow delay between dispatch and + function units for simple instructions. Correct store units. + Allow branch to occupy as many dispatch slots as necessary. + +2003-03-26 Jakub Jelinek <jakub@redhat.com> + + * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment. + (ia64_expand_compare_and_swap): Use always DImode ar.ccv, + zero extend old to it. + * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv + operand. + +2003-03-26 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/7784 + * reload.c (find_reloads_address): Handle + (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for + all base registers. + +2003-03-25 Marcelo Abreu <mmabreu@inf.ufrgs.br> + + PR other/10203 + * version.c: Reference the GCC web site in the URL. + +2003-03-26 Alan Modra <amodra@bigpond.net.au> + + * c-incpath.c (add_standard_paths): Add both "translated" and + non-translated header paths. + +2003-03-25 Loren James Rittle <ljrittle@acm.org> + + * doc/install.texi (*-*-freebsd*): Update with known status. + +2003-03-21 Jason Merrill <jason@redhat.com> + + PR optimization/10171 + * unroll.c (unroll_loop): Don't delete the jump at the end unless + we also delete a jump at the beginning. + +2003-03-25 Stephane Carrez <stcarrez@nerim.fr> + + * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12 + contributor. + +Tue Mar 25 20:35:51 CET 2003 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic + constants are not expensive. + +Mon Mar 24 20:03:03 CET 2003 Jan Hubicka <jh@suse.cz> + + PR opt/10056 + * cfglayout.c (fixup_reorder_chain): Fix dealing with the conditional + jump jumping to the next instruction. + * cfgrtl.c (force_nonfallthru_and_redirect): Likewise. + +2003-03-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/passes.texi (Passes): Properly document that we do not + perform jump2 any longer; remove command-line option -dJ. + +2003-03-25 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/8746 + * config/i386/i386.md (and promoting splitters): Disable HImode to + SImode promoting when the sign bit matters and is not preserved, or + when TARGET_FAST_PREFIX is true. Disable promoting when optimizing + for size. + +2003-03-24 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Extend to support loads + in QImode and HImode. + +2003-03-24 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and + _return_far + (MULTILIB_OPTIONS): Don't multilib on -mlong-calls. + (MULTILIB_EXCEPTIONS): Likewise. + * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11 + by calling some board support routine. + ("call_value"): Likewise. + ("*return_void"): Likewise for return. + ("*return_16bit"): Likewise. + ("*return_32bit"): Likewise. + * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far + for 68HC11 too. + (DWARF2_ADDR_SIZE): Use 4 so that addresses can + * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept + -mlong-calls for 68HC11. + * config/m68hc11/larith.asm (declare_near): New macro. + (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it. + (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise. + (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise. + (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise. + (__mulhi32): Likewise. + (ret): Update macro for 68HC11. + (__far_trampoline): Implement for 68HC11. + (__call_a16, __call_a32, __return_void, __return_16): New support + routines for 68HC11 memory bank switching calling support. + (__return_32): Likewise. + +2003-03-24 Neil Booth <neil@daikokuya.co.uk> + + * toplev.c (independent_decode_option): Don't skip a 'Y' prefix. + +2003-03-24 Janis Johnson <janis187@us.ibm.com> + + * doc/install.texi (Testing): Mention test result links from build + status pages. + +2003-03-24 Mark Mitchell <mark@codesourcery.com> + + * function.c (put_var_into_stack): Change bool parameter to int. + (gen_mem_addressof): Likewise. + * rtl.h (gen_mem_addressof): Likewise. + * tree.h (put_var_into_stack): Likewise. + * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to + gen_mem_addressof or put_var_into_stack. + * config/c4x/c4x.c (c4x_expand_builtin): Likewise. + * config/ia64/ia64.c (spill_tfmode_operand): Likewise. + +2003-03-24 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): New. + +2003-03-24 Jakub Jelinek <jakub@redhat.com> + + * dojump.c (do_jump): Handle UNSAVE_EXPR specially. + +2003-03-24 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Update Janis Johnson. + +2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR target/10072 + * combine.c (simplify_if_then_else): Check that the mode + has MODE_INT class before applying the (OP Z (mult COND C2)) + transformation. + +2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/9414 + * config/sparc/sparc.md (widening peepholes): Use + widen_memory_access instead of change_address. + +2003-03-23 Mark Mitchell <mark@codesourcery.com> + + PR c++/7086 + * c-typeck.c (c_mark_addressable): Adjust calls to + put_var_into_stack. + * expr.c (expand_expr): Likewise. + * function.c (put_var_into_stack): Add rescan parameter. Do not + call fixup_var_refs when rescan is false. + (gen_mem_addressof): Likewise. + (assign_parms): Adjust calls to put_var_into_stack. + (setjmp_protect): Likewise. + (setjmp_protect_args): Likewise. + * rtl.h (gen_mem_addressof): Change prototype. + * stmt.c (expand_decl): Adjust calls to put_var_into_stack. + * tree.h (put_var_into_stack): Change prototype. + +2003-03-23 Arpad Beszedes <beszedes@cc.u-szeged.hu> + + PR middle-end/9967 + * builtins.c (expand_builtin_fputs): When optimizing for size, + don't transform fputs into fwrite. + +2003-03-23 Glen Nakamura <glen@imodulo.com> + + PR c/8224 + * fold-const.c (extract_muldiv_1): Don't pass through type conversions + when signedness changes for division or modulus. + +2003-03-24 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary + globalize_label. + +2003-03-23 Roger Sayle <roger@eyesopen.com> + + PR c/10178 + * stmt.c (expand_end_case_type): Check for overflow in range when + determining whether to use a bit-test implementation. + +2003-03-23 Richard Henderson <rth@redhat.com> + + * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps + before flow2. + * cfgrtl.c (try_redirect_by_replacing_jump): Similarly. + +2003-03-23 Richard Henderson <rth@redhat.com> + + PR opt/10116 + * ifcvt.c (find_if_block): Disallow tablejump insns outgoing + from then_bb or else_bb after flow2. + +2003-03-23 Zack Weinberg <zack@codesourcery.com> + + * configure.in: Check whether it is necessary to link against + libm to use ldexp. + * configure: Regenerate. + * Makefile.in: Add LDEXP_LIB substitution variable. + +2003-03-23 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md: Fix comment typos. + +2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (output_cbranch): Fix typo in comment. + +2003-03-22 Richard Henderson <rth@redhat.com> + + * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution + after reload. + +2003-03-22 DJ Delorie <dj at redhat dot com>, + Bruce Korb <bkorb at gnu dot org> + + * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix + buggy Solaris 2.6 mutex/cond initializers. + (solaris_mutex_init): Rename to solaris_mutex_init_2. + * fixinc/fixincl.x: Regenerate. + * fixinc/tests/base/pthread.h: Update. + * fixinc/fixincl.c(initialize): be explicit about the default case + and indicate verbose level when being very, very verbose. + * fixinc/check.tpl(VERBOSE): provide a means for passing the value in + +2003-03-22 Andreas Jaeger <aj@suse.de> + + * config/i386/i386.c (ix86_init_machine_status): Return value. + +2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (output_cbranch, output_bb, output_bvb): Output nop for + conditional branch to the following instruction. Use next_real_insn + instead of next_active_insn. + (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn + instead of next_active_insn. + +2003-03-22 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o' + instead of 'm' constraint in forced-split alternatives. + ("*adddi3_31", "*subdi3_31"): Likewise. Also, pass 0 instead of 1 as + VALIDATE_ADDRESS parameter to operand_subword. + +2003-03-22 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (notice_update_cc): Correctly handle + the case where the set destination is STRICT_LOW_PART. + +2003-03-22 Svein E. Seldal <Svein.Seldal@solidas.com> + + * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a + c30 instead of a c40 processor. + +2003-03-22 Alan Modra <amodra@bigpond.net.au> + + * combine.c (simplify_comparison <AND>): Use gen_int_mode. Tidy. + +2003-03-21 Zack Weinberg <zack@codesourcery.com> + + * c-common.c: Include intl.h. + (shadow_warning): Rewrite to allow better diagnostic translations. + * c-common.h: Update prototype of shadow_warning. Declare sw_kind enum. + * c-decl.c (warn_if_shadowing): Update calls to shadow_warning; + use it throughout. + * Makefile.in (c-common.o): Add intl.h. + +2003-03-21 Nathanael Nerode <neroden@gcc.gnu.org> + + * config.gcc: Remove 'float_format'. + + * fixproto: Define NULL and size_t in generated stdlib.h and + unistd.h. Kill unused required_stdlib_h, required_unistd_h. + Rearrange file generation loop for readability. Generate time.h, + string.h if missing. + * tsystem.h: Include <string.h>, <time.h> unconditionally. + * config.gcc: Blow away POSIX defines. + +2003-03-22 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.md ("call_value"): Fix trap check. + +2003-03-22 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in + writing .interrupt command. + * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see + if it's a far or near function. + ("call_value"): Likewise. + * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and + near attributes. + (m68hc11_handle_fntype_attribute): Accept attributes on methods. + (m68hc11_override_options): Ignore -mlong-calls for 68HC11. + (m68hc11_initial_elimination_offset): Set current_function_far + according to attributes. + (expand_prologue): Likewise. + (trap_handler_symbol): New global to keep track of trap handlers. + (m68hc11_encode_section_info): Mark symbol as far if needed; set + trap symbol. + (m68hc11_is_far_symbol): New function. + (m68hc11_is_trap_symbol): New function. + * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare. + (m68hc11_is_trap_symbol): Declare. + +2003-03-21 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_compute_frame_layout): Recompute fast prologues + only when amount of saved regs changed. + (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs. + * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs. + +2003-03-21 Jan Hubicka <jh@suse.cz> + + PR inline-asm/7916 + * function.c (instantiate_virtual_regs_lossage): New function. + (instantiate_virtual_regs_1): Use it. + (instantiate_virtual_regs): Do not continue in substition when insn has + been deleted. + +2003-03-21 Kazu Hirata <kazu@cs.umass.edu> + + * combine.c (make_field_assignment): Fix a warning. + +2003-03-21 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New. + +2003-03-21 Dale Johannesen <dalej@apple.com> + + * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Increase + priority for R2 on Darwin. + (HARD_REGNO_MODE_OK): Don't accept R31 for DFmode. + +2003-03-21 Kazu Hirata <kazu@cs.umass.edu> + + * combine.c (make_field_assignment): Remove unnecessary AND + when storing into zero_extract. + +2003-03-21 Zack Weinberg <zack@codesourcery.com> + + * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete. + * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT. + * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN + in comment. + +2003-03-21 DJ Delorie <dj@redhat.com> + + * optabs.c (init_integral_libfuncs): Make sure we init at least up + to "long long" size words. + +2003-03-21 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.h: Do not include fixdfdi.h on s390x. + (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2. + (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2. + +2003-03-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + PR doc-bug/9813 + * doc/extend.texi: Move misplaced paragraph about underscores in + variables in macros. + +2003-03-21 Eric Botcazou <ebotcazou@libertysurf.fr> + Richard Henderson <rth@redhat.com> + + PR optimization/8366 + * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro. + (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form + PIC+SYMBOLIC_CONST in other modes than Pmode. + (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark + the form PIC+SYMBOLIC_CONST as mode dependent. + +2003-03-21 DJ Delorie <dj@redhat.com> + + * config/stormy16/stormy16.c (xstormy16_expand_arith): Make + sure we always emit at least one insn. + +2003-03-21 Christopher Faylor <cgf@redhat.com> + + * config.gcc (i[34567]86-*-cygwin*): Use new common makefile + stub t-cygming. Use common target header cygming.h. Add extra + c_target_obj and cxx_target_obj file. Default cygwin to posix + threading. Enforce i386 as float format. + (i[34567]86-*-mingw*): Use new common makefile stub t-cygming. + Remove cygwin.h as target header. Use common target header + cygming.h Enforce i386 as float format. Correct typo. + * config/i386/cygming.h: New file, containing definitions + common to mingw32 and cygwin. + * config/i386/cygwin.h: Remove definitions common to cygwin and + mingw. Simplify special spec logic. Define "wrappers" around + certain include path defines to accommodate -mno-cygwin. + Remove some #if 0'ed code. + (STANDARD_INCLUDE_DIR) Always define when not cross-compiling. + (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin. + (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan. + * config/i386/mingw32.h: Remove definitions common to cygwin and + mingw. + (EXTRA_OS_CPP_BUILTINS): Adjust. + (TARGET_VERSION): Define. + * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override + mingw32.h definitions. + (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h. + * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o. + Add compilation rules for cygwin1.o cygwin2.o. + * config/i386/cygwin1.c: New file. + * config/i386/cygwin2.c: New file. + * config/i386/t-cygming: New makefile stub. + +2003-03-20 Richard Henderson <rth@redhat.com> + + * fold-const.c (extract_muldiv_1): Revert changing order of + operands in case MULT_EXPR of 2003-02-16 patch. + +2003-03-20 Daniel Berlin <dberlin@dberlin.org> + Merge changes from new-regalloc-branch + + From Michael Matz <matz@suse.de> + * df.c (df_ref_record_1): Move init of loc to safe point. + Only recurse on interesting things in parallels. + Handle CLASS_CANNOT_CHANGE_MODE smarter. + (df_uses_record): Ditto. + + * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which + it's already okay to use memory operands in (IE doesn't require + adding another insn or anything). + +2003-03-20 Richard Henderson <rth@redhat.com> + + PR middle-end/6348 + * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE + different from word_mode. + +2003-03-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the + source operand to those that can be extracted with bld. + +2003-03-20 Richard Earnshaw <rearnsha@arm.com> + + PR 10066 + * arm.md (UNSPEC_PIC_BASE): New constant. + (pic_add_dot_plus_four): Wrap with unspec. + (pic_add_dot_plus_eight): Likewise. + +2003-03-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*insv_si_1_n): New. + (*insv_si_1_n_lshiftrt): Likewise. + +2003-03-20 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold_mathfn_compare): New function to simplify + comparisons against built-in math functions. Fold comparisons + of sqrt against constants. + (fold): Call fold_mathfn_compare when appropriate. + +2003-03-20 Richard Earnshaw <rearnsha@arm.com> + + * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance + information. + +2003-03-20 Per Bothner <pbothner@apple.com> + + Various cleanups to help compile server. + + * cppinit.c (cpp_create_reader): Take extra hash_table* argument, + and pass that to _cpp_init_hashtable. + (cpp_read_main_file): Drop hash_table* argument; don't call + _cpp_init_hashtable. + * cpplib.h: Update declarations to match. + * c-opts.c (c_common_init_options): Pass ident_hash to + cpp_create_reader. + (c_common_post_options): Don't pass ident_hash to cpp_read_main_file. + * fix-header.c (read_scan_file): Likewise pass NULL table to + cpp_create_reader rather than cpp_read_main_file. + + * cppfiles.c (cpp_rename_file): Generalized and renamed + to cpp_change_file. + * cpplib.h: Update declaration to match. + * c-opts.c (push_command_line_line, finish_options): Change + cpp_rename_file calls to cpp_change_file. + + * line-map.c (add_line_map): Allow leaving the outermost file. + Allowing entering an outermost-file after the initial time. + + * toplev.c (pop_srcloc): Allow popping from initial file. + +2003-03-20 Kazu Hirata <kazu at cs dot umass dot edu> + + * fold-const.c (fold): Fold A - (A & B) into ~B & A. + +2003-03-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): New. + +2003-03-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*addsi3_and_r_1): New. + (*addsi3_and_not_r_1): Likewise. + +2003-03-19 Loren James Rittle <ljrittle@acm.org> + + * Makefile.in (STRICT2_WARN): Add @WERROR@. + (GCC_WARN_CFLAGS): Remove $(WERROR). + (fixinc.sh-warn): New. + * ada/Make-lang.in (ada-warn): Add $(WERROR). + * cp/Make-lang.in (cp-warn): Add $(WERROR). + * f/Make-lang.in (f-warn): Add $(WERROR). + * java/Make-lang.in (java-warn): Add $(WERROR). + * treelang/Make-lang.in (treelang-warn): Add $(WERROR). + +2003-03-19 Nathanael Nerode <neroden@gcc.gnu.org> + + * c-common.h (c_dump_tree), c-dump.c (c_dump_tree), + langhooks-def.h (lhd_tree_dump_dump_tree), + langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree): + Change return type from 'int' to 'bool'. Replace 0 and 1 with + true and false in return statements. + +2003-03-19 Kevin Buettner <kevinb@redhat.com> + + * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define. + (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account + DWARF_INITIAL_LENGTH_SIZE. + (output_compilation_unit_header, output_pubnames, output_aranges) + (output_line_info): Output 0xffffffff escape value for 64-bit + DWARF extension. + * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define. + +2003-03-19 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_preferred_reload_class): Do not + force constants to the pool unless necessary. + (s390_decompose_address): Prefer to use pointer as base, + not index register. + * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from + Q alternative. + ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi", + "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives. + ("*extractqi", "*extracthi", "*zero_extendhisi2_31", + "*zero_extendqisi2_31", "*zero_extendqihi2_31", + "*adddi3_31", "*subdi3_31"): Do not set "type" attribute. + +2003-03-19 Jan Hubicka <jh@suse.cz> + + * i386.h (machine_function): New fields use_fast_prologue_epilogue. + * i386.c (use_fast_prologue_epilogue): Remove. + (ix86_frame): New field save_regs-using_mov; + (ix86_compute_frame_layout): Decide on fast prologues; + allocate saved registers in red zone. + (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters. + +2003-03-19 Nick Clifton <nickc@redhat.com> + + * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon. + +2003-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR 10062 + * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine. + * pa-protos.h (output_lbranch): New prototype. + * pa.c (compute_frame_size): Change size of the frame marker on the + 64-bit ports to 48 bytes. + (pa_output_function_prologue): Document why SAVE_SP is set. + (hppa_expand_prologue): Save previous stack pointer into frame marker + on targets which use the hpux unwind library. + (output_cbranch): Use output_lbranch. + (output_lbranch): New function to output long unconditional branches. + * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define. + (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on + 64-bit ports. + * pa.md (jump): Use output_lbranch. + (allocate_stack): New expander for dynamic stack allocation. + +2003-03-19 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame + when debugging on XCOFF targets. Delete "abi" temp. + + PR target/10073 + * combine.c (force_to_mode <NOT>): Use gen_int_mode. + +2003-03-18 Jakub Jelinek <jakub@redhat.com> + + * config/s390/s390.c (s390_output_dwarf_dtprel): New. + * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto. + * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define. + + * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New. + * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto. + * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define. + +2003-03-18 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone + the result of machopic_function_base_name. + * config/darwin.c (machopic_function_base_name): Use a gc-allocated + string rather than a static array. + + * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies. + + * gengtype.c: Include rtl.h. + (enum rtx_code): Don't define. + (rtx_format): Make declaration match rtl.h. + (rtx_next_new): Rename from rtx_next to avoid conflict. Change all + users. + (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes. + * Makefile.in (gengtype.o): Update dependencies. + +2003-03-18 Andreas Schwab <schwab@suse.de> + + * config/m68k/m68k.md (iordi3): Fix setting low half to -1. From + martin@blom.org. + +2003-03-18 Geoffrey Keating <geoffk@apple.com> + + * function.c (next_block_index): Mark with GTY. + + * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern. + +2003-03-18 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New. + (builtin_setjmp_receiver): Delay call to ia64_reload_gp + until after reload. + +2003-03-18 Richard Henderson <rth@redhat.com> + + * builtins.c (expand_builtin_unop): New target_mode operand; + use it to convert the result to the correct mode. + (expand_builtin): Update all callers. + +2003-03-18 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute. + +2003-03-18 Jan Hubicka <jh@suse.cz> + + * i386.md: Fix previous commit that mistakely applied the patch + twice. + + * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been + canonicalized. + (memrefs_conflict_p): Likewise. + (addr_side_effect_eval): Canonicalize the constructed address. + +2003-03-18 Jan Hubicka <jh@suse.cz> + + * i386.md (cvtts?2si peep2): New. + +2003-03-18 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*iorsi3_two_qi_zext): New. + +2003-03-18 Andreas Schwab <schwab@suse.de> + + * dwarf2out.c (output_file_names): Cast size_t to unsigned long + for format. + +2003-03-17 Jason Merrill <jason@redhat.com> + + PR c++/10091 + * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of + an unaligned member of TREE_ADDRESSABLE type. + +2003-03-18 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define. + (TARGET_PROFILE_KERNEL): Define. + (SUBTARGET_SWITCHES): Handle -mprofile-kernel. + (PROFILE_BEFORE_PROLOGUE): Don't define. + (PROFILE_KERNEL): Remove hacks. + * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default. + (rs6000_stack_info): No need to save lr if just for profiling when + TARGET_PROFILE_KERNEL. + (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL. + (output_function_profiler): Localize label generation. Emit code + for kernel profiling. + +2003-03-17 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Add a prototype for + byte_accesses_mergeable_p. + * config/h8300/h8300.c (byte_accesses_mergeable_p): New. + * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise. + (a splitter): Likewise. + (*iorsi3_ashift_16_ashift_24): Likewise. + (*iorsi3_ashift_16_ashift_24_mem): Likewise. + +2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * dwarf2asm.h: Delete obsolete comment. + (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset, + dw2_asm_output_pcrel, dw2_asm_output_addr, + dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx, + dw2_asm_output_nstring, dw2_asm_output_data_uleb128, + dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128, + dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF. + +2003-03-17 Zack Weinberg <zack@codesourcery.com> + + * c-tree.h (struct lang_identifier): Remove error_locus field. + (IDENTIFIER_ERROR_LOCUS): Kill. + (record_function_scope_shadow): New prototype. + * c-typeck.c (build_external_ref): Don't complain if + decl is error_mark_node. When not at file scope, bind the + decl's local value to error_mark_node to suppress further + warnings, instead of setting IDENTIFIER_ERROR_LOCUS. + + * c-decl.c (get_function_binding_level): New static function. + (record_function_scope_shadow): New exported function. + (c_make_fname_decl): Use get_function_binding_level. + +2003-03-17 Steve Ellcey <sje@cup.hp.com> + + * stmt.c (tail_recursion_args): Call promote_mode to set + unsignedp flag correctly before calling convert_move. + +2003-03-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * loop-unroll.c (decide_peel_completely, + decide_unroll_constant_iterations, decide_unroll_stupid, + decide_unroll_runtime_iterations, decide_peel_simple): Set + loop->has_desc. + +2003-03-17 Jan Hubicka <jh@suse.cz> + + * ggc-common.c (ggc_mark_roots): Use htab_traverse_noresize. + +2003-03-17 Olivier Hainque <hainque@act-europe.fr> + + * function.c (assign_parms): For a struct value address passed as + first argument, delay the function's result RTL setup code until + after the emission of parameter conversions. + +2003-03-17 Dave Love <fx@gnu.org> + Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Define __digital__, + __arch64__ to match Compaq cc. + +2003-03-17 Neil Booth <neil@daikokuya.co.uk> + + * c-opts.c: Default TARGET_EBCDIC to 0 if not defined. + (c_common_init): Set EBCDIC in cpp options. + * cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option, + not conditional compilation. + * cpplib.h (struct cpp_options): New entry EBCDIC. + +2003-03-17 Neil Booth <neil@daikokuya.co.uk> + + * fix-header.c (read_scan_file): Need to malloc arguments to add_path. + +2003-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> + + * function.c (thread_prologue_and_epilogue_insns): Set delete_unused + argument to 0 for redirect_jump. + +2003-03-16 Mark Mitchell <mark@codesourcery.com> + + PR c++/8805 + * except.c (eh_region_u_cleanup): Add prev_try. + (expand_eh_region_end_cleanup): Set it. + (reachable_handlers): Use it to skip over cleanup blocks. + +2003-03-17 Andreas Jaeger <aj@suse.de> + + * Makefile.in (TAGS): Remove obsolete handling of =*.[chy]. + +2003-03-17 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/linux64.h (TARGET_64BIT): Redefine. + (TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise. + (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise. + (SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise. + +2003-03-16 Richard Henderson <rth@redhat.com> + + * simplify-rtx (simplify_binary_operation): Don't abort for + SS_PLUS, US_PLUS, SS_MINUS, US_MINUS. + +2003-03-16 Richard Henderson <rth@redhat.com> + + * config/i386/i386.md (movstrictqi, movstrictqi_1): Check + optimize_size as well. + +2003-03-16 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier + for D register to specify the low part of it, aka B. + (m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement + the register if we are loading 1 or -1 to it; avoid using temp + register when moving X/Y to Y/X. + (m68hc11_gen_movqi): Likewise. + (m68hc11_check_z_replacement): Fix last insn setting for compare case. + +2003-03-14 Mark Mitchell <mark@codesourcery.com> + + PR optimization/9016 + * config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs + into the constant pool. + +2003-03-16 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> + + PR target/9164 + * tree.c (get_narrower): For extensions with unchanged bit number, + return the unsignedness of the outer mode. + +2003-03-16 Roger Sayle <roger@eyesopen.com> + + * c-typeck.c (build_component_ref): Turn "for" into "do .. while" + to avoid "may be used uninitialized" warning on ia64-hpux. + * config/ia64/ia64-c.c: Include "tm_p.h" for function prototypes. + +2003-03-16 Andreas Jaeger <aj@suse.de> + + * configure.in: Improve check for memcheck.h. + * configure: Regenerated. + +2003-03-16 Neil Booth <neil@daikokuya.co.uk> + + * doc/cppopts.texi: Remove documentation of -A-. + +2003-03-15 Zack Weinberg <zack@codesourcery.com> + + * doc/libgcc.texi: Remove @tie. + +2003-03-15 Josef Zlomek <zlomekj@suse.cz> + + * rtl.h (subrtx_p): Renamed to rtx_referenced_p. + (rtx_pair): Added new element update_label_nuses, renamed to + replace_label_data. + * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Use + replace_label_data instead of rtx_pair. + * loop.c (load_mems): Likewise. + * rtlanal.c (replace_label): Replace label in pool constants and in + INSN_LIST (in REG_LABEL note). + (subrtx_p): Renamed to rtx_referenced_p. + (subrtx_p_1): Renamed to rtx_referenced_p_1, compare the interior of + LABEL_REF with CODE_LABEL, traverse constants from pool. + +2003-03-15 Aldy Hernandez <aldyh@redhat.com> + Zack Weinberg <zack@codesourcery.com> + + * Makefile.in (TEXI_GCCINT_FILES): Add libgcc.texi. + * doc/libgcc.texi: New file. + * doc/interface.texi: Delete paragraph about libgcc interface. + * doc/gccint.texi: Add libgcc menu entry and @include libgcc.texi. + +2003-03-15 Jason Merrill <jason@redhat.com> + + PR debug/9039 + * dwarf2out.c (gen_decl_die): Ignore frontend tree codes. + + PR debug/6387 + * dwarf2out.c (dwarf2out_decl): If we're at -g1, just stick nested + function DIEs at toplevel. + (decls_for_scope): At -g1, don't descend into subblocks. + +2003-03-15 Ulrich Weigand <uweigand@de.ibm.com> + + * varasm.c (struct rtx_const): Change type of un.addr member + to struct holding an additional 'symbol' member. + (decode_rtx_const): Re-enable optimization to count SYMBOL_REFs + with equal string addresses as equal. + (simplify_subtraction): Adapt to struct rtx_const change. + +2003-03-15 Neil Booth <neil@daikokuya.co.uk> + + * fix-header.c (read_scan_file): Read main file before handling -D. + +2003-03-15 Roger Sayle <roger@eyesopen.com> + + * c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace. + * c-typeck.c (c_tree_expr_nonnegative_p): Likewise. + * cfgbuild.c (find_many_sub_basic_blocks): Likewise. + (find_sub_basic_blocks): Likewise. + * cgraphunit.c (cgraph_expand_functions): Likewise. + * dwarf2out.c (prune_unused_types): Likewise. + * expr.c (store_field): Likewise. + * genextract.c (print_path): Likewise. + * haifa-sched.c (schedule_insn): Likewise. + * lcm.c (compute_antinout_edge): Likewise. + * loop-unroll.c (decide_peel_once_rolling): Likewise. + * ra-colorize.c (ra_colorize_free_all): Likewise. + * ra-debug.c (dump_igraph): Likewise. + (debug_hard_reg_set): Likewise. + * reg-stack.c (reg_to_stack): Likewise. + * rtlanal.c (refers_to_regno_p): Likewise. + * tracer.c (layout_superblocks): Likewise. + +2003-03-15 Neil Booth <neil@daikokuya.co.uk> + + * fix-header.c (read_scan_file): Fix thinko. + +2003-03-15 Glen Nakamura <glen@imodulo.com> + + * reload1.c (choose_reload_regs): Use && instead of || + with REG_CANNOT_CHANGE_MODE_P condition. + +2003-03-15 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Update. + * c-common.h (cb_register_builtins): Rename c_cpp_builtins. + * c-lex.c (init_c_lex): Register builtins hook is dead. + * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U. + (c_common_decode_option): Don't call cpp_handle_option. + Handle -A, -D and -U. + (handle_deferred_opts): Simplify. + (finish_options): Define builtins and command line macros. + * c-ppoutput.c (init_pp_output): Register builtins hook is dead. + * cppinit.c: Don't include intl.h. + (init_builtins): Rename cpp_init_builtins. No hook to call. + (init_library): Don't need to sort options. + (cpp_create_reader): Don't set pending. + (cpp_destroy): Don't free pending. + (struct pending_option, cl_directive_handler, struct cpp_pending, + APPEND, free_chain, new_pending_directive, parse_option, opt_comp, + cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option, + cl_options, cpp_handle_option): Remove. + * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option, + cpp_finish_options): Remove. + (cpp_init_builtins): New. + * fix-header.c (read_scan_file): Update to handle -D. Fix + handling of -I. Replace call to cpp_finish_options. + +2003-03-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz> + + PR optimization/9387 + * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump + for conditional returns. + +2003-03-14 Jason Merrill <jason@redhat.com> + + PR optimization/6871 + * varasm.c (assemble_variable): Leave constant zeroes in .rodata. + +2003-03-14 Neil Booth <neil@daikokuya.co.uk> + + * c-opts.c (finish_options): New. + (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros. + (missing_arg): Handle OPT_include and OPT_imacros. + (c_common_init, c_common_parse_file): Use finish_options. + (handle_deferred_opts): Update. + * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail. + (cpp_finish_options): Don't handle -imacros here. + (no_fil): Remove. + (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros. + +2003-03-14 Jakub Jelinek <jakub@redhat.com> + + * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call + rs6000_maybe_dead if !fromprolog. + +2003-03-14 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Update. + * c-common.h (fe_file_change, pp_file_change): New. + * c-lex.c (init_c_lex): Don't set cb_file_change. + (c_common_parse_file): Move to c-opts.c. + (cb_file_change): Rename fe_file_change. + * c-opts.c: Include debug.h. + (warn_unused_macros, include_cursor): New. + (push_command_line_include, cb_file_change): New. + (COMMAND_LINE_OPTIONS): Handle -include. + (c_common_decode_option): Use local warn_unused_macros. + Handle OPT_include. + (c_common_post_options): Set file change callback. + (handle_deferred_opts): Skip -include. Don't free the array. + (c_common_init): Call cpp_finish_options here, and push an + initial -include file. + * c-ppoutput.c (cb_file_change): Rename pp_file_change. + (preprocess_file): Don't call cpp_finish_options. + (init_pp_output): Don't set the file change callback. + (pp_file_change): Return if no line commands or no output. + * cpphash.h (next_include_file, first_unused_line): Remove. + * cppinit.c (include_head, include_tail): Remove. + (cpp_destroy): Don't free -include chain. + (cpp_finish_options): Don't handle -include, or worry about + -Wunused-macros. + (_cpp_maybe_push_include_file): Remove. + (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include. + * cpplib.c (_cpp_pop_buffer): Don't handle -include. + * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition): + Used flag is set based upon the state of the warn_unused_macros + flag, and so use of first_unused_line is unnecessary. + +2003-03-13 Jan Hubicka <jh@suse.cz> + + * cselib.c (clear_table): Do not take argument; always clear just + used slots. + (cselib_process_insn): Update call of clear_table + (cselib_init): Do not call clear_table. + (cselib_finish): Clear table. + + * cse.c (count_reg_usage): Do not check side_effects_p. + * rtlanal.c (set_noop_p): Check side_effects_p only when set looks + like noop. + (find_reg_equal_equiv_note): Do not use find_reg_note. + +2003-03-14 Richard Henderson <rth@redhat.com> + + PR target/9700 + * config/alpha/alpha.c (alpha_va_start): Account for + current_function_pretend_args_size in the AP offset. + + * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Move out of line. + (INITIAL_ELIMINATION_OFFSET): Move out of line. + * config/alpha/alpha.c (alpha_setup_incoming_varargs): New. + (alpha_initial_elimination_offset) New. + * config/alpha/alpha-protos.h: Update. + +2003-03-14 Jakub Jelinek <jakub@redhat.com> + + * stmt.c (expand_start_case): Call emit_queue (). + +2003-03-14 Chris Demetriou <cgd@broadcom.com> + Alexandre Oliva <aoliva@redhat.com> + + * config/mips/mips.h (FUNCTION_PROFILER): _mcount() doesn't pop 2 + words in new abis. + +2003-03-14 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/8396 + * tree-inline.c (initialize_inlined_parameters): Make sure the value + of read-only constant arguments is passed with the right type. + +2003-03-14 Steven Bosscher <steven@gcc.gnu.org> + + * doc/extend.texi (Function Names): Make the example compilable. + +2003-03-13 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (processor_target_table): Really allow + GP optional instructions on Power4. + +2003-03-13 Roger Sayle <roger@eyesopen.com> + + * calls.c (flags_from_decl_or_type): Factor and remove redundant + conditional tests. + +2003-03-13 Mike Stump <mrs@apple.com> + + * ggc-page.c (struct page_entry): Remove varray.h header. + Add index_by_depth field. + Remove save_in_use_p field. + (struct globals): Add depth_in_use, depth_max, by_depth_in_use, + by_depth_max, by_depth, and save_in_use fields. + (INITIAL_PTE_COUNT): Add. + (save_in_use_p_i): Add. + (save_in_use_p): Add. + (adjust_depth): Add. + (move_ptes_to_front): Add. + (push_depth): Add. + (push_by_depth): Add. + (prefetch): Add. + (free_page): Add support for and use faster data structures. + (ggc_alloc): Likewise. + (init_ggc): Likewise. + (ggc_recalculate_in_use_p): Likewise. + (ggc_pop_context): Likewise. + (clear_marks): Likewise. + (ggc_pch_read): Likewise. + * Makefile.in (ggc-page.o): Remove varray.h. + +2003-03-13 Nathanael Nerode <neroden@gcc.gnu.org> + + * ChangeLog: Rotated last year's entries to... + * ChangeLog.8: New. + + * config/ia64/fde-glibc.c, config/ia64/freebsd.h, + config/ia64/hpux.h, config/ia64/hpux_longdouble.h, + config/ia64/ia64-c.c, config/ia64/ia64-modes.def, + config/ia64/ia64-protos.h, config/ia64/ia64.c, + config/ia64/ia64.h, config/ia64/ia64.md, + config/ia64/itanium1.md, config/ia64/itanium2.md, + config/ia64/quadlib.c, config/ia64/unwind-ia64.c, + config/ia64/unwind-ia64.h: It's GCC, not GNU CC. + +2003-03-13 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_dwarf_register_span): + Differentiate endianness. + (s6000_override_options): Use cpu type instead of TARGET_SPE. + +2003-03-13 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.c (print_multi_reg): Do not generate a type 2 + LDM instructions with writeback enabled. + (output_return_instruction): Likewise. + + * config/arm/pe.h (FIXED_REGISTERS): Remove definition. + (CALL_USED_REGISTERS): Remove definition. + (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Define. + +2003-03-13 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.c (rs6000_flag_pic): Delete. + (rs6000_xcoff_encode_section_info): #ifdef TARGET_XCOFF. + (rs6000_binds_local_p, TARGET_BINDS_LOCAL_P): #if TARGET_MACHO. + (rs6000_override_options): Don't clear flag_pic for ABI_AIX. + (rs6000_legitimize_address): Formatting. + (rs6000_emit_move): Likewise. + (rs6000_return_addr): Test ABI_AIX as well as flag_pic. + (rs6000_emit_prologue <save_LR_around_toc_setup>): Likewise. + (rs6000_elf_select_section): Comment reason for shlib being + set for ABI_AIX. + (rs6000_elf_unique_section): Likewise. + (rs6000_elf_encode_section_info): Test !TARGET_AIX as well as ABI_AIX. + * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Test ABI_AIX + as well as flag_pic. + * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise. + (MINIMAL_TOC_SECTION_ASM_OP): Likewise. + * config/rs6000/linux64.h (TARGET_ENCODE_SECTION_INFO): Don't define. + +2003-03-13 Richard Henderson <rth@redhat.com> + + * emit-rtl.c (try_split): Handle 1-1 splits of call insns properly. + + * config/ia64/ia64.c (TARGET_FUNCTION_OK_FOR_SIBCALL): New. + (ia64_gp_save_reg): Remove. + (struct ia64_frame_info): Move to the beginning of the file; + add reg_save_gp. + (ia64_expand_call): Rearrange for new call patterns. + (ia64_reload_gp): New. + (ia64_split_call): New. + (ia64_compute_frame_size): Allocate reg_save_gp. + (ia64_expand_prologue): Save reg_save_gp. + (ia64_expand_epilogue): Don't restore gp. + (ia64_hard_regno_rename_ok): Remove R4 hack. + (ia64_function_ok_for_sibcall): New. + (ia64_output_mi_thunk): Set reload_completed, no_new_pseudos; + call try_split on sibcall pattern. + * config/ia64/ia64-protos.h: Update. + * config/ia64/ia64.md (call_nogp, call_value_nogp, sibcall_nogp): + Rename from nopic versions. Confiscate 2nd argument to call as + a marker. + (call_pic, call_value_pic, sibcall_pic): Remove. + (call_gp, call_value_gp, sibcall_gp): New. + (builtin_setjmp_setup): Remove. + (builtin_setjmp_receiver): Call ia64_reload_gp. + +2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org> + + * config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c, + config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md: Replace + "GNU CC" with "GCC". + + * config/c4x/c4x-c.c, config/c4x/c4x-modes.def, + config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h, + config/c4x/c4x.md, config/c4x/libgcc.S, config/c4x/rtems.h: + GCC, not GNU CC. + + * genattrtab.h, hosthooks-def.h, hosthooks.h, langhooks-def.h, + langhooks.h, tree-inline.h: Replace "GNU CC" with "GCC". + + * c-pch.c, dummy-conditions.c, genautomata.c, genconditions.c, + langhooks.c, tree-inline.c, unwind-dw2-fde-darwin.c, + unwind-dw2-fde-glibc.c, unwind-libunwind.c, vmsdbgout.c: Replace + "GNU CC" with "GCC". + + * config/v850/lib1funcs.asm, config/v850/rtems.h, + config/v850/v850-c.c, config/v850/v850-protos.h, + config/v850/v850.c, config/v850/v850.h, config/v850/v850.md: + GCC, not GNU CC. + + * config/vax/bsd.h, config/vax/elf.h, config/vax/netbsd-elf.h, + config/vax/netbsd.h, config/vax/openbsd.h, config/vax/openbsd1.h, + config/vax/ultrix.h, config/vax/vax-protos.h, config/vax/vax.c, + config/vax/vax.h, config/vax/vax.md, config/vax/vaxv.h: GCC, not + GNU CC. + +2003-03-12 Benjamin Kosnik <bkoz@redhat.com> + + * cpppch.c (cpp_valid_state): Use DL_WARNING_SYSHDR, not DL_WARNING. + +2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org> + + * fixinc/fixinc.interix: Remove dead code (most of it). + * fixinc/fixinc.dgux: Remove. + + * ginclude/float.h, ginclude/iso646.h, ginclude/stdarg.h, + ginclude/stdbool.h, ginclude/stddef.h: GCC, not GNU CC. + +2003-03-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (pa_init_builtins): Fix warning. + +2003-03-12 Steve Ellcey <sje@cup.hp.com> + + * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR): Remove. + (ASM_OUTPUT_XDATA_SHORT): Remove. + (ASM_OUTPUT_XDATA_INT): Remove. + (ASM_OUTPUT_XDATA_DOUBLE_INT): Remove. + (ASM_OUTPUT_ADDR_DIFF_ELT): Handled 32 bit address diffs. + (ASM_PREFERRED_EH_DATA_FORMAT): Handle 32 bit EH pointers. + (CASE_VECTOR_MODE): Handle 32 bit pointers in case statement. + +2003-03-12 Andrew Lewycky <andrew@mxc.ca> + + PR c++/7050 + * expr.c (store_expr): Don't attempt to store void-typed trees, + just evaluate them for side effects. + +2003-03-12 Neil Booth <neil@daikokuya.co.uk> + + * cppfiles.c (cpp_rename_file, cpp_push_include): New. + * cppinit.c (push_include): Move with changes to cppfiles.c. + (cpp_read_main_file): Mark named operators here... + (cpp_finish_options): ...not here. Update. + (_cpp_maybe_push_include_file): Update. + * cpplib.h (cpp_push_include, cpp_rename_file): New. + +2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org> + + * aclocal.m4: Introduce gcc_GAS_VERSION_GTE_IFELSE, + _gcc_COMPUTE_GAS_VERSION. + * configure.in: Use them. + * configure: Regenerate. + +2003-03-12 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.md (adddi3): Don't clobber source operand used + to detect carry. + (subdi3): Reorder emitted instructions. + +2003-03-12 Andreas Jaeger <aj@suse.de> + + * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Remove call to + NETBSD_OS_CPP_BUILTINS_LP64. + +2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org> + + * Makefile.in: Eliminate all.indirect. Update and clean up comments. + Rearrange. Reorganize. + * configure.in: Rearrange. + * configure: Regenerate. + +2003-03-12 Andreas Jaeger <aj@suse.de> + + * c-cppbuiltin.c (cb_register_builtins): Define LP64 builtins for + LP64 targets. + + * doc/cpp.texi (Common Predefined Macros): Document __LP64__ and + _LP64. + + * config/ia64/ia64.h (TARGET_CPU_CPP_BUILTINS): Do not define + _LP64 macros here. + * config/pa/pa.h (TARGET_CPU_CPP_BUILTINS): Likewise. + + * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove call to + NETBSD_OS_CPP_BUILTINS_LP64. + * config/sh/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise. + * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise. + + * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_LP64): Remove. + +2003-03-12 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_setup_incoming_varargs): Set stack_alignment_needed to 128. + +2003-03-12 Daniel Jacobowitz <drow@mvista.com> + + Fix PR target/9797 and PR c/9853. + * stmt.c (expand_decl_init): Call push_temp_slots () and + pop_temp_slots (). + +2003-03-12 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c: Include basic-block.h. + (sh_output_mi_thunk, emit_load_ptr): New functions. + (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine. + +2003-03-12 Nick Clifton <nickc@redhat.com> + + * config/arm/pe.h (FIXED_REGISTERS): Add Maverick registers. + (CALL_USED_REGISTERS): Likewise. + * config/arm/arm.h (FIRST_PSEUDO_REGISTER): Update comment + describing how this value is calculated. + +2003-03-12 Hans-Peter Nilsson <hp@bitrange.com> + + * configure.in (rlim_t): Define to long if no valid definition + found in sys/resource.h. + * config.in, configure: Regenerate. + +2003-03-12 Neil Booth <neil@daikokuya.co.uk> + + * config/mcore/mcore-elf.h (CPP_PREDEFINES): Replace with + TARGET_OS_CPP_BUILTINS. + * config/mcore/mcore-pe.h: Similarly. + * config/mcore/mcore.h: Replace CPP_PREDEFINES and part of + CPP_SPEC with TARGET_CPU_CPP_BUILTINS. + +2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR c/9928 + * c-decl.c (duplicate_decls): Discard the initializer of the new decl + only if it is a VAR_DECL. + +2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/9888 + * config/i386/i386.md (jcc_1): Fix range. + (jcc_2): Likewise. + (jump): LIkewise. + (doloop_end_internal): Likewise. + +2003-03-12 Danny Smith <dannysmith@users.sourceforge.net> + + * config/i386/winnt.c (DLL_IMPORT_PREFIX): New define. + Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e." + (DLL_EXPORT_PREFIX): New define. Use throughout instead of + DLL_IMPORT_EXPORT_PREFIX and "i." + (i386_pe_dllexport_name_p): Here. + (i386_pe_dllimport_name_p): Here. + (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX, + not 9 chars when getting identifier name. + (i386_pe_mark_dllimport): Here. + (i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX, + not 9 chars when getting identifier name. Correct comment. + (i386_pe_strip_name_encoding): Here. Add comments for different + cases. + (gen_fastcall_suffix): Break down xmalloc() argument to + components. + (gen_stdcall_suffix): Likewise. + Update copyright year. + +2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR optimization/9888 + * config/i386/i386.md (movsi_1): Remove special alternatives + for %eax register. + (movsi_1_nointernunit): Likewise. + (movhi_1): Likewise. + * config/i386/i386.c (memory_address_length): Do not use + short displacement when there is no base. + (ix86_attr_length_address_default): Handle LEA instructions. + +2003-03-12 Neil Booth <neil@daikokuya.co.uk> + + * c-cppbuiltin.c (builtin_define_std): Make non-static. + +2003-03-11 Loren James Rittle <ljrittle@acm.org> + + * config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove. + (FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro. + (FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro. + * config/freebsd.h (CPP_PREDEFINES): Remove. + (TARGET_OS_CPP_BUILTINS): New. + * config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS + instead of TARGET_OS_CPP_BUILTINS. + * config/sparc/freebsd.h (CPP_PREDEFINES): Remove. + +2003-03-11 Geoffrey Keating <geoffk@apple.com> + + * c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED. + +2003-03-11 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_stack_info): Remove + insn_chain_scanned. Use insn_chain_scanned_p in machine_function. + + * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p. + +2003-03-11 Alexandre Oliva <aoliva@redhat.com> + + * toplev.c (independent_decode_option): Return success for --help, + --target-help and --version. + +2003-03-11 Alexandre Oliva <aoliva@redhat.com> + + * config/mips/linux64.h (DRIVER_SELF_SPECS): Add endian_spec. + Default to -mips3 on -mabi=64. Don't add -mips* flag if -march is + specified. + (SUBTARGET_ASM_SPEC): Remove -mips*-adding code obviated by + DRIVER_SELF_SPECS. + (LINK_SPEC): Let endian options affect the linker emulation name. + +2003-03-11 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.md (reload_inqi): Fix mode for source in second set. + +2003-03-11 Jan Hubicka <jh@suse.cz> + + * cselib.c (cselib_invalidate_mem_1): Move too ... + (cselib_invalidate_mem): ... here; use new list + (dummy_val, first_containing_mem): New static variables. + (clear_table): Initialize first_containing_mem. + (discard_useless_values): Compact the containing_mem list. + (add_mem_for_addr): Add to the list. + * cselib.h (cselib_val): Add next_containing_mem. + +2003-03-11 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_override_options): Disable string + instructions for e500. + +2003-03-11 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Update. + * c-cppbuiltin.c: Include tm_p.h. + +2003-03-11 Aldy Hernandez <aldyh@redhat.com> + + * doc/tm.texi (Frame Registers): Document DWARF_REG_TO_UNWIND_COLUMN. + + * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Define. + (_Unwind_GetGR): Use DWARF_REG_TO_UNWIND_COLUMN. + (_Unwind_SetGR): Same. + (_Unwind_GetGRPtr): New. + (_Unwind_SetGRPtr): New. + (uw_update_context_1): Use accesor functions instead of accessing + context->reg[] directly. + (uw_install_context_1): Same. + (execute_cfa_program): Same. + (__frame_state_for): Same. + + * config/rs6000/rs6000.c (spe_synthesize_frame_save): Use 1200 as + the synthetic register offset. + + * config/rs6000/rs6000.h (DWARF_REG_TO_UNWIND_COLUMN): New. + +2003-03-11 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.md: Remove lingering EGCS reference. + ("*extopqihi_side_biap"): For HI operation, match + cris_additive_operand_extend_operator, not + cris_operand_extend_operator. Adjust condition. + ("*extopqihi_side", "*extopqihi"): Ditto. + ("*extopqisi_side_biap"): Correct operand numbers in condition. + ("*extophisi_side_biap", "*extopqisi_swap_side_biap"): Ditto. + ("*extophisi_swap_side_biap", "*extopqisi_swap"): Ditto. + ("*extophisi_swap"): Ditto. + ("*extopqihi_swap_side_biap"): For HI operation, match a simple + PLUS, not cris_operand_extend_operator. Adjust condition and + output template. + ("*extopqihi_swap_side", "*extopqihi_swap"): Ditto. + * config/cris/cris.h (PREDICATE_CODES): Add + cris_additive_operand_extend_operator. + * config/cris/cris.c (cris_additive_operand_extend_operator): + New predicate. + +2003-03-11 Hartmut Penner <hpenner@de.ibm.com> + + * df.c (read_modify_subreg_p): Change from static to global. + * df.h (read_modify_subreg_p): Add prototype. + * sched-deps.c (sched_analyze_1): Generate true dependency for + strict_low_part, certain subregs and zero/sign_extract. + +2003-03-11 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Update. + * c-common.c: Don't include real.h or except.h. + (REGISTER_PREFIX): Remove. + (builtin_define_std, builtin_define_with_value, + builtin_define_with_int_value, builtin_define_with_hex_fp_value, + builtin_define_type_max, builtin_define_type_precision, + builtin_define_float_constants): Move to c-cppbuiltin.c. + (c_stddef_cpp_builtins): New. + * c-common.h (builtin_define_with_value, c_stddef_cpp_builtins): New. + * c-cppbuiltin.c: New, extracted from c-common.c. + (define__GNUC__): New. + * cppspec.c (lang_specific_driver): Remove support of -no-gcc. + * gcc.c: Remove support of %v1, %v2 and %v3 specs. + (cpp_unique_options): Don't support no-gcc. + (do_spec_1): Remove support of version specs. + * doc/invoke.texi: Remove documentation of %v1, %v2 and %v3. + * doc/passes.texi: Update. + * doc/tm.texi: Update. + +2003-03-10 Aldy Hernandez <aldyh@redhat.com> + + * dwarf2out.c (multiple_reg_loc_descriptor): Fix thinko. + +2003-03-10 Andrew Pinski <apinski@apple.com> + + * config/darwin.c (machopic_function_base_name): If dynamic-no-pic + is on should not get here. + (machopic_indirect_data_reference): If dynamic-no-pic is on just + generate high/low parts of the address. + (machopic_legitimize_pic_address): Change MACHOPIC_PURE to + MACHOPIC_INDIRECT. Dynamic-no-pic uses 0 as the pic base. Generate + symbol and labels with a new reg. Dynamic-no-pic does not have a + pic_offset_table_rtx. + (machopic_select_section): Change references of flag_pic to + MACHOPIC_INDIRECT. + (machopic_asm_out_destructor): Likewise. + * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Change + reference of flag_pic to MACHOPIC_INDIRECT. + (MACHO_DYNAMIC_NO_PIC_P): Define as TARGET_DYNAMIC_NO_PIC. + (MACHOPIC_INDIRECT): Is also true when dynamic-no-pic is on. + (MACHOPIC_JUST_INDIRECT): Is also true when dynamic-no-pic is on. + (MACHOPIC_PURE): Is not pure when dynamic-no-pic is on. + * config/i386/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define as + 0 for right now as dynamic-no-pic is not implemented on Darwin/ia32. + * config/rs6000/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define. + (TARGET_DYNAMIC_NO_PIC): Define. + (SUBTARGET_SWITCHES): Define, have sub-target switches for + dynamic-no-pic. + (SUBTARGET_OVERRIDE_OPTIONS): Move check for -fpic from + rs6000_override_options to here. Dynamic-no-pic overrides + pic. + (CC1_SPEC): Change from not static then pic to not static and not + dynamic-no-pic then pic. + * config/rs6000/rs6000.c (rs6000_override_options): Move the + check for -fpic and DARWIN_ABI to config/rs6000/darwin.h + (rs6000_legitimize_reload_address): Add case for loading floating in + dynamic-no-pic. + (rs6000_emit_move): Add case for dynamic-no-pic. Change reference + of flag_pic to MACHOPIC_INDIRECT. + (secondary_reload_class): Conditional change the reference of + flag_pic to MACHOPIC_INDIRECT. + (rs6000_output_mi_thunk): Change reference of flag_pic to + MACHOPIC_INDIRECT. + (output_profile_hook): Likewise. + (machopic_output_stub): Non-pure (dynamic-no-pic) is now supported. + * config/rs6000/rs6000.md (movdf_low): Add the case for + MACHO_DYNAMIC_NO_PIC_P. + (call): Change references for flag_pic in TARGET_MACHO to + MACHOPIC_INDIRECT. + (SUBTARGET_OVERRIDE_OPTIONS): Add case where -fpic is on and + -mdynamic-no-pic is on. Also move case for -fpic from rs6000.c. + * doc/invoke.texi (-mdynamic-no-pic): Document. + +2003-03-10 Devang Patel <dpatel@apple.com> + + PR c++/9394 + * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove. + (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove. + * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add. + (DEFAULT_WORD_SWITCH_TAKES_ARG): Add. + * cppspec.c (DEFAULT_SWITCH_TAKES_ARG): Remove. + (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove. + +2003-03-10 Steven Bosscher <s.bosscher@student.tudelft.nl> + + PR optimization/7189 + * toplev.c (rest_of_compilation): Move + check_function_return_warnings up to just after + delete_unreachable_blocks. + +2003-03-10 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.h (HARD_REGNO_RENAME_OK): Define. + * config/m68hc11/m68hc11-protos.h (m68hc11_hard_regno_rename_ok): + Declare. + * config/m68hc11/m68hc11.c (m68hc11_hard_regno_rename_ok): New function + for reg rename optimization to avoid using Z and Y registers. + +2003-03-10 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.md ("*addhi3_68hc12"): Accept any constant + when adding to X and Y since leax/leay are fast. + ("*addhi3"): Accept 'I' constraint when adding to address register. + ("rotlhi3"): Operand 1 must be a register_operand. + (peephole2): New peephole to optimize some adds. + * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_P): Use 'I' constraint + to represent -2 .. 2 small integer range. + +2003-03-10 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (m68hc11_gen_rotate): Set carry before + each 16-bit rotation. + +2003-03-10 Zack Weinberg <zack@codesourcery.com> + + * c-opts.c (add_prefixed_path): Don't use concat. When + prefixing with cpp_GCC_INCLUDE_DIR, copy only the first + cpp_GCC_INCLUDE_DIR_len characters. + +2003-03-10 Segher Boessenkool <segher@koffie.nl> + + * testsuite/gcc.dg/altivec-9.c: New file. + + * config/rs6000/rs6000.c (altivec_frame_fixup): Remove. + (rs6000_emit_prologue): Use rs6000_frame_related instead. + +2003-03-10 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.h: Define __ev64_*64__ to use single element + vectors. + (__ev_convert_u64): Remove macro. Define as inline. + (__ev_convert_s64): Same. + +2003-03-10 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.h (DWARF_FRAME_REGISTERS): Define. + (rs6000_stack_t): Add spe_64bit_regs_used. + + * config/rs6000/rs6000.c (rs6000_stack_info): Calculate + spe_64bit_regs_used, and use it to determine the size of the + frame. + (spe_func_has_64bit_regs_p): New. + (spe_synthesize_frame_save): New. + (rs6000_frame_related): Handle SPE synthetic registers. + (rs6000_emit_prologue): Only save in 64-bits if the function used + any registers in 64-bit mode. + (rs6000_emit_epilogue): Same, but for restore. + +2003-03-10 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (enum floating_point_type): Delete. Replace with... + (enum fputype): ... new. + (FPUTYPE_DEFAULT): Renamed from FP_DEFAULT. Values reworked. + * linux-elf.h (FPUTYPE_DEFAULT): Likewise. + * arm.md (attr fpu): Reworked for new underlying enum values. + * arm.c (arm_fpu_arch): Now enum fputype. + (arm_fpu_tune): Renamed from arm_fpu. Now enum fputype. + (arm_override_options, arm_output_epilogue, arm_expand_prologue): + Update uses of arm_fpu_arch and arm_fpu_tune. + +2003-03-10 Josef Zlomek <zlomekj@suse.cz> + + * cfgcleanup.c (outgoing_edges_match): Compare the jump tables. + (try_crossjump_to_edge): Replace refereces to one jump table by + references to identical jump table. + * loop.c (load_mems): Moved setting the JUMP_LABEL to replace_label. + (replace_label): Moved to rtlanal.c. + (struct rtx_pair): Moved to rtl.h. + * rtl.h (struct rtx_pair): Moved from loop.c. + (replace_label): New extern function. + (subrtx_p): New extern function. + (tablejump_p): New extern function. + * rtlanal.c (replace_label): Moved from loop.c. + (subrtx_p_1): New static function. + (subrtx_p): New function. + (tablejump_p): New function. + +2003-03-10 Jan Hubicka <jh@suse.cz> + + * cfgcleanup.c (try_optimize_cfg): Fix thinko in previous patch. + + * cfgcleanup.c (merge_blocks): Return where to iterate next. + (try_optimize_cfg): Use return value of merge_blocks + +2003-03-10 Michael Matz <matz@suse.de> + + * cfg.c (unchecked_make_edge): New. + (cached_make_edge): Use it. + * basic-block.h (unchecked_make_edge): Declare. + * cfglayout.c (cfg_layout_duplicate_bb): Use it. + +2003-03-10 Richard Earnshaw <rearnsha@arm.com> + + * fpa.md: New file. Move all patterns relating to FPA co-processor + to here... + * arm.md: ... from here. + (cirrus.md, fpa.md): Include at end of description. + (divsf3, divdf3, modsf3, movdf3, sqrtsf2, sqrtdf2): New expands. + (pic_load_addr_based): Remove register constraint from expander. + (seq, sne, sgt, sle, slt, sge, sgeu, sleu, sgtu, sltu, sunordered) + (sordered, sungt, sunle, sunge, sunlt): Likewise. + (eh_epilogue, tablejump): Likewise. + +2003-03-09 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * tree.c (substitute_in_expr, case 'e'): Only make recursive call + on operands if it has a PLACEHOLDER_EXPR. + +2003-03-09 David Edelsohn <edelsohn@gnu.org> + Mostafa Hagog + + * config/rs6000/rs6000.md (movsi_update1): Add TARGET_UPDATE final + condition. + +2003-03-09 Neil Booth <neil@daikokuya.co.uk> + + * config/frv/frv.h: Use TARGET_CPU_CPP_BUILTINS, not CPP_PREDEFINES. + * config/ip2k/ip2k.h: Similarly. + * config/m32r/m32r.h: Similarly. + * config/m68hc11/m68hc11.h: Similarly. + * config/mn10200/mn10200.h: Similarly. + * config/mn10300/mn10300.h: Similarly. + * config/pdp11/pdp11.h: Similarly. + * config/v850/v850.h: Similarly. + * config/rs6000/vxworks.h: Similarly for TARGET_OS_CPP_BUILTINS. + * config/v850/retms.h: Similarly for TARGET_OS_CPP_BUILTINS. + * config/mips/iris3.h: Remove #if 0 block. + +2003-03-09 Roger Sayle <roger@eyesopen.com> + Joern Rennecke <joern.rennecke@superh.com> + + * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle + pending argument upon return from handle_braces here. + (do_spec_2): Instead handle it upon return from do_spec_1 here. + +2003-03-09 Roger Sayle <roger@eyesopen.com> + Joern Rennecke <joern.rennecke@superh.com> + + * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle + pending argument upon return from handle_braces here. + (do_spec_2): Instead handle it upon return from do_spec_1 here. + +2003-03-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * varasm.c (make_decl_one_only): Use declare_weak(). + +2003-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + PR middle-end/9986 + * c-common.c (c_common_nodes_and_builtins): Initialize target builtins + after the common builtins. + * pa-hpux.h (DONT_HAVE_FPUTC_UNLOCKED): Define. + * pa.c (TARGET_INIT_BUILTINS): Define. + (pa_init_builtins): New function. + + * pa.md (call, call_value, sibcall, sibcall_value): When sufficient + space has been allocated for the outgoing arguments, set the arg + pointer for a call emitted after virtuals have been instantiated + using the stack pointer offset, otherwise abort. + +2003-03-09 DJ Delorie <dj@redhat.com> + + * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): Revert. + +2003-03-09 Richard Earnshaw <rearnsha@arm.com> + + * arm.md (fix_truncsfsi2, fix_truncdfsi2, arm_fix_truncsfsi2) + (arm_fix_truncdfsi2): Add missing fix in floating point mode before + conversion to integer. + * cirrus.md (cirrus_truncsfsi2, cirrus_truncdfsi2): Likewise. + +2003-03-09 Roger Sayle <roger@eyesopen.com> + + * builtins.def: Fix typo and improve grammar. + * loop-unroll.c (decide_peel_completely): Tidy log message. + +2003-03-09 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*tstsi_upper_bit): New. + (*iorsi3_e2f): Likewise. + +2003-03-08 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (h8300_and_costs): Return the number of + assembly instructions needed. + (h8300_shift_costs): Likewise. + +2003-03-09 Hans-Peter Nilsson <hp@bitrange.com> + + * config/cris/aout.h (ENDFILE_SPEC): Undef. + + * optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC + moves from here ... + * expr.c (emit_move_insn_1): ... to here. + + * config/cris/aout.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__AOUT__ to... + (TARGET_OS_CPP_BUILTINS): New macro. + * config/cris/cris.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__ELF__ to... + (TARGET_OS_CPP_BUILTINS): New macro. + (CPP_PREDEFINES): Don't define. Move old definitions and... + (CPP_SPEC): ...move -D__CRIS_ABI_version=2 to... + (TARGET_CPU_CPP_BUILTINS): New macro. + * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Move constant + definitions and the optional __PIC__, __pic__ and + __NO_UNDERSCORES__ definitions to... + (TARGET_OS_CPP_BUILTINS): New macro. + + * flags.h (flag_leading_underscore): Declare. + + * c-opts.c (c_common_post_options): On fopen failure, return + false, not NULL. + +2003-03-08 Hans-Peter Nilsson <hp@bitrange.com> + + * config/cris/cris_abi_symbol.c: #include tconfig.h and tm.h, not + config.h. + * config/cris/cris.h (HAVE_GAS_HIDDEN): Don't define here. + * config/cris/aout.h (HAVE_GAS_HIDDEN): Undef. + +2003-03-08 Neil Booth <neil@daikokuya.co.uk> + + * config/sh/rtemself.h (TARGET_OS_CPP_BUILTINS): Use instead of + CPP_PREDEFINES. + * config/sh/rtems.h (TARGET_OS_CPP_BUILTINS): Use instead of + CPP_PREDEFINES. + +2003-03-08 Neil Booth <neil@daikokuya.co.uk> + + * c-common.h (c_common_init, c_common_post_options): Update. + * c-objc-common.c (c_objc_common_init): Update for new prototype. + * c-opts.c (saved_lineno): New. + (c_common_post_options, c_common_init): Update prototypes, + move call to cpp_read_main_file from latter to former. + * c-tree.h (c_ojbc_common_init): Update. + * langhooks-def.h (lhd_post_options): New. + (LANG_HOOKS_INIT, LANG_HOOKS_POST_OPTIONS): Update. + * langhooks.c (lhd_post_options): New. + * langhooks.h (struct lang_hooks): Update post_options and init hooks. + * toplev.c (no_backend): New. + (process_options): Call post_options hook and set main_input_filename + and input_filename here. + (lang_dependent_init, do_compile): post_options hook moved to + process_options. + * objc/objc-act.c (objc_init): Update prototype. + * objc/objc-act.h (objc_init): Update prototype. + +2003-03-08 Roger Sayle <roger@eyesopen.com> + + * emit-rtl.c (gen_lowpart): Don't attempt to load a part of + a complex or vector type, using a load in the original mode. + +2003-03-08 Jan Hubicka <jh@suse.cz> + + * Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h. + * gt-cgraph.h: New GC file. + * cgraph.c (known_fns): New static variable. + (cgraph_node): Add the decl into varray. + +2003-03-08 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives. + +2003-03-08 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa) + (neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm) + (output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm) + (output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu. + All callers changed. + * arm.md, arm.h, arm-protos.h: Updated. + + * arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS. + (CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated. + * arm.c (arm_regno_class, f_register_operand): Updated. + +2003-03-08 Hans-Peter Nilsson <hp@bitrange.com> + + * config/cris/cris.h: Remove EGCS references. + (CPP_SPEC): Remove "-$". + (INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL. + +2003-03-08 Neil Booth <neil@daikokuya.co.uk> + + * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in + preference to CPP_PREDEFINES. + +2003-03-08 Neil Booth <neil@daikokuya.co.uk> + + * cppinit.c (cpp_finish_options): Set first_unused_line to -1. + +2003-03-08 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*extzv_16_8): New. + +2003-03-08 Jan Hubicka <jh@suse.cz> + + * c-decl.c: (finish_function): Update call of tree_inlinable_function_p. + * cgraph.h: (cgraph_local_info): Add can_inline_once + (cgraph_global_info): Add inline_once. + (cgraph_node): Add previous. + (cgraph_remove_node): New. + * cgraphunit.c (cgraph_mark_functions_to_inline_once): New static + function. + (cgraph_optimize): Call it. + (cgraph_finalize_function): Set inlinable flags. + (cgraph_finalize_compilation_unit): Actually remove the reclaimed nodes. + (cgraph_mark_functions_to_output): Use new inlining heuristics flags. + (cgraph_expand_function): Likewise. + * cgraph.c + (cgraph_node): Put nodes into doubly linked chain. + (cgraph_remove_node): New function. + * flags.h (flag_inline_functions_called_once): Declare. + * tree-inline.c: Include cgraph.h + (inlinable_functions_p): Add extra argument to bypass limits. + (expand_call_inline): Obey cgraph flag. + * tree-inline.h (tree_inlinable_function_p): Update prototype. + +2003-03-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * gcse.c (bypass_block, bypass_conditional_jumps): Do not create + irreducible loops. + + * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible + loops info correctly. + +2003-03-08 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR middle-end/7796 + * unroll.c (calculate_giv_inc): Handle constants being + loaded with LSHIFTRT. + +2003-03-07 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (processor_target_table): Do not disable + GP optional instructions on Power3, Power4, 620, and 630. + +2003-03-07 Kazu Hirata <kazu@cs.umass.edu> + + * calls.c: Fix comment formatting. + * cfgloopanal.c: Likewise. + * cfgloopmanip.c: Likewise. + * combine.c: Likewise. + * dwarf2out.c: Likewise. + * ggc-common.c: Likewise. + * langhooks.c: Likewise. + * loop-unroll.c: Likewise. + * loop.c: Likewise. + * ra-build.c: Likewise. + * sbitmap.c: Likewise. + * toplev.c: Likewise. + +2003-03-07 James E Wilson <wilson@tuliptree.org> + + * config/sh/sh.h (HARD_REGNO_NREGS): Round up the XD register count. + +2003-03-07 Geoffrey Keating <geoffk@apple.com> + + * objc/lang-specs.h (objective-c-header): Use .gch not .pch; + support -no-integrated-cpp. + + * c-pch.c (get_ident): Use c_language_kind and flag_objc rather + than langhooks.name. + +2003-03-07 Michael Matz <matz@suse.de> + + * df.h (enum df_ref_flags.DF_REF_STRIPPED): New. + (DF_FOR_REGALLOC): New. + * df.c (df_ref_record): Set DF_REF_STRIPPED. + (read_modify_subreg_p): Simplify. + (df_def_record_1, df_uses_record): Set DF_REF_MODE_CHANGE more often. + Use DF_FOR_REGALLOC. + * ra.h (struct web): New member subreg_stripped. + (invalid_mode_change_regs): Declare. + * ra.c (invalid_mode_change_regs): New. + (init_ra): Initialize it. + * ra-build.c (init_one_web_common, remember_web_was_spilled): Use it. + Use CANNOT_CHANGE_MODE_CLASS as ifdef guard. + (reinit_one_web, parts_to_web_1): Deal with subreg_stripped. + * ra-colorize.c (colorize_one_web): Use invalid_mode_change_regs. + Use CANNOT_CHANGE_MODE_CLASS as ifdef guard. + +2003-03-07 Richard Earnshaw <rearnsha@arm.com> + + * arm.md (addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, negsf2) + (negdf2, abssi2, abssf2, absdf2, floatsisf2, floatsidf2) + (fix_truncsfsi2, fix_truncdfsi2, truncdfsf2): Moved back into main + machine description file from ... + * cirrus.md: ... here. + +2003-03-06 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Don't use + reg_overlap_mentioned_p. + +2003-03-06 Geoffrey Keating <geoffk@apple.com> + + * c-pch.c: Include langhooks.h. + (IDENT_LENGTH): New. + (get_ident): New. + (pch_ident): Delete. + (pch_init): Use get_ident, IDENT_LENGTH. + (c_common_valid_pch): Likewise. Also, use actual language + in warning message. + * Makefile.in (c-pch.o): Add langhooks.h to dependencies. + + * objc/config-lang.in (gtfiles): Add objc-act.c. Remove duplicate + c-parse.in. + * objc/Make-lang.in (objc/objc-act.o): Add dependency on + gt-objc-objc-act.h. + (gt-objc-objc-act.h): New rule. + * objc/lang-specs.h: Support PCH. + * objc/objc-act.c: Include gt-objc-objc-act.h. + (objc_add_static_instance): Move num_static_inst out, mark for PCH. + (build_selector_reference_decl): Move idx out, mark for PCH. + (build_class_reference_decl): Likewise. + (build_objc_string_decl): Move *_idx out, mark for PCH. + (build_tmp_function_decl): Move xxx out, mark for PCH. + +2003-03-06 Dale Johannesen <dalej@apple.com> + + * config/rs6000/rs6000.c (rs6000_binds_local_p): Consider + global functions for inlining on Darwin. + +2003-03-06 Vladimir Makarov <vmakarov@redhat.com> + + * haifa-sched.c (schedule_block): Don't call reorder when sorting + is prohibited. + +2003-03-06 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in (c-ppoutput.o): Update. + * c-common.h (init_pp_output): New. + (preprocess_file): Update. + * c-lex.c (init_c_lex): Move mbchar initialization to cpplib. + Register builtins. + * c-opts.c (c_common_init): Call init_pp_output if preprocessing. + Make call to cpp_read_main_file common to whether preprocessing + or not. Don't register builtins. + * c-ppoutput.c: Include c-pragma.h. + (setup_callbacks): Rename init_pp_output. + (preprocess_file): No longer setup callbacks or call + cpp_read_main_file. + * cpphash.h (_cpp_init_mbchar): New. + * cppinit.c (init_library): Call _cpp_init_mbchar. + * cpplex.c (_cpp_init_mbchar): New. + +2003-03-06 Roger Sayle <roger@eyesopen.com> + + * emit-rtl.c (gen_lowpart): When requesting the low-part of a + MEM, try loading the MEM into a register and taking the low-part + of that, to help CSE see the use of the MEM in its true mode. + +2003-03-05 Tom Tromey <tromey@redhat.com> + + * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): + Define. + +2003-03-05 Nick Clifton <nickc@cambridge.redhat.com> + + * config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on + operand 2. + ("*ineqbranchsi"): Likewise. + +2003-03-05 Andrew Haley <aph@cambridge.redhat.com> + + * config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete + mem_fake_push_rtx. Instead construct a SEQUENCE to show the + register store followed by a stack increment. + +2003-03-05 Chris Moller <cmoller@redhat.com> + + * config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term + to inhibit saving CARRY_REGS. + + * config/stormy16/stormy16.c (xs_hi_general_operand): + added predicate to detect and error-out on out-of-range + const_ints for movhi. + * config/stormy16/stormy16.md (movhi): use + xs_hi_general_operand. + + * config/stormy16/stormy16.c (xstormy16_expand_prologue): + added a check for local vbl size overflow. + * config/stormy16/stormy16.c (xs_hi_nonmemory_operand): + added predicate to detect and error-out on out-of-range + const_ints for addhi and subhi. + * config/stormy16/stormy16.md (addhi3, addchi4, addchi5, + subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand. + + * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): + add a term to accept PRE_MODIFY addresses. + * config/stormy16/stormy16.c (xstormy16_expand_move): + add code to expand PRE_MODIFY addresses to an add followed + by a move. + +2003-03-06 Jason Merrill <jason@redhat.com> + + * tree-inline.c (inlinable_function_p): Revert earlier change + pending investigation. + +2003-03-06 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a new peephole2): New. + +2003-03-06 Jan Hubicka <jh@suse.cz> + + * cgraph.c (cgraph_node): Do not confuse nested functions and methods. + +2003-03-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * dwarf2out.c (size_of_die): Compute size of external reference to + die correctly. + +2003-03-06 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/mmix.md ("*movcc_expanded"): New pattern. + ("movcc", "movcc_uns", "movcc_fp", "movcc_fpeq", "movcc_fun"): New + expanders. + +2003-03-05 Roger Sayle <roger@eyesopen.com> + + * expr.h (lang_expand_expr): Delete obsolete prototype. + +2003-03-05 Kazu Hirata <kazu@cs.umass.edu> + + * emit-rtl.c (gen_highpart_mode): Fix a comment typo. + +2003-03-05 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Generalize to + accept a memory operand. + +2003-03-05 Olivier Hainque <hainque@act-europe.fr> + + * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '+'. + * config/alpha/alpha.c (print_operand, case '+'): New. + * config/alpha/alpha.md (call_osf_1_noreturn): Document and use. + (call_value_osf_1_noreturn): Likewise. + +2003-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * stmt.c (fixup_gotos): Change meaning of DONT_JUMP_IN. + (expand_end_bindings): Likewise. + +2003-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.md (return_external_pic): Add !TARGET_PA_20 to constraint. + (epilogue): Don't generate return_external_pic when emitting PA 2.0 + code. + +2003-03-05 Aldy Hernandez <aldyh@redhat.com> + + * doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN. + + * config/rs6000/rs6000.c (rs6000_dwarf_register_span): New. + + * hooks.c (hook_rtx_rtx_null): New. + + * hooks.h (hook_rtx_rtx_null): Protoize. + + * target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro. + (TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN. + + * target.h (struct gcc_target): Add dwarf_register_span. + + * dwarf2out.c (multiple_reg_loc_descriptor): New. + (one_reg_loc_descriptor): New. + (reg_loc_descriptor): Add support for values that span more than + one register. + +2003-03-05 Jan Hubicka <jh@suse.cz> + + * Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h + * alias.c: Include cgraph.h + (mark_constant_function): Use cgraph_rtl_info. + * calls.c: Include cgraph.h + (flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const + calls. + (expand_call): Use cgraph_rtl_info to set preferred stack boundary. + * cgraph.c (cgraph_rtl_info): New function. + * cgraph.h (cgraph_rtl_info): Declare + (cgraph_rtl_info): Likewise. + * function.h (struct function): Add recursive_call_emit. + * toplev.c: Include cgraph.h. + (rest_of_compilation): Set preferred_incoming_stack_boundary. + +2003-03-05 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (output_simode_bld): Clear the + destination first if possible. + * config/h8300/h8300.md (extzv_1_r_h8300hs): Add an + alternative. + (extzv_1_r_inv_h8300hs): Likewise. + +2003-03-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * basic-block.h (EDGE_IRREDUCIBLE_LOOP, EDGE_ALL_FLAGS): New. + * cfg.c (dump_edge_info): Add EDGE_IRREDUCIBLE_LOOP flag dump. + * cfgloop.c (flow_loop_free): Made global. + (establish_preds): New static function. + (flow_loop_tree_node_add): Handle subloops of added loop correctly. + (get_loop_exit_edges): New. + (verify_loop_structure): Verify EDGE_IRREDUCIBLE_LOOP flags. + * cfgloop.h (flow_loop_free, get_loop_exit_edges, unloop): Declare. + * cfgloopanal.c (mark_irreducible_loops): Mark edges in irreducible + loops. + * cfgloopmanip.c (loop_delete_branch_edge): Allow to test for + removability of an edge. + (fix_irreducible_loops): New static function. + (find_path, remove_path): Add ability to remove enclosing loops. + (unloop): New. + (copy_bbs, duplicate_loop_to_header_edge): Use EDGE_IRREDUCIBLE_LOOP + flags. + * cfgrtl.c (verify_flow_info): Handle EDGE_IRREDUCIBLE_LOOP flag. + * loop-unroll.c (peel_loops_completely): Do not duplicate loop if + not neccessary. + (decide_peel_completely, peel_loops_completely): Allow complete peeling + of non-duplicable once rolling loops. + * loop-unswitch.c (unswitch_loop): Update EDGE_IRREDUCIBLE_LOOP flags. + +2003-03-05 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, the minimum value + for align_jumps is 4. + + (SECONDARY_INPUT_RELOAD_CLASS): If reloading a PLUS into FPUL, + use GENERAL_REGS. + +2003-03-05 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.h (PAD_VARARGS_DOWN): Define and return + according to va_arg type. + (EXPAND_BUILTIN_VA_ARG): Remove. + * config/m68hc11/m68hc11.c (m68hc11_va_arg): Remove. + * config/m68hc11/m68hc11-protos.h (m68hc11_va_arg): Remove. + +2003-03-05 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_variable_issue): Remove unnecessary + else clauses. + +2003-03-05 Michael Matz <matz@suse.de> + + * i386/i386.c (ix86_save_reg): Also test + current_function_uses_const_pool. + +2003-03-05 Michael Matz <matz@suse.de> + + * unwind.h: Add the GPL exception. + * Makefile.in (USER_H): Add unwind.h. + +2003-03-05 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR c/9799 + * c-typeck.c (push_init_level): Add sanity check. + +2003-03-05 Jan Hubicka <jh@suse.cz> + + * toplev.c (rest_of_compilation): Defer RTL compilation only when + RTL inlining is done. + + * cgraphunit.c (cgraph_mark_local_functions): New local function. + (cgraph_optimize): Mark local functions. + * i386-protos.h (init_cumulative_args): Update prototype. + * i386.c (init_cumulative_args): Use register passing convention for + local functions. + + * cgraph.c (cgraph_global_info_ready): New global variable + (cgraph_local_info, cgraph_global_info): New functions. + * cgraph.h (struct cgraph_local_info, cgraph_global_info): New + structures. + (cgraph_local_info, cgraph_global_info, cgraph_global_info_ready): + Declare. + * cgraphunit.c (cgraph_finalize_function): Set inline_many. + (cgraph_mark_functions_to_output): Use inline_many. + (cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally. + (cgraph_expand_functions): Expand inline functions last. + (cgraph_optimize): Do not emit uneeded functions. + +2003-03-04 Steve Ellcey <sje@cup.hp.com> + + * expr.c (convert_modes): Check for legal hard register. + +2003-03-04 Tom Tromey <tromey@redhat.com> + + * doc/sourcebuild.texi (Front End Directory): Document tags. + * configure: Rebuilt. + * configure.in (target_list): Added tags. + * Makefile.in (TAGS): Depend on lang.clean. Include subdirectory + TAGS files by reference. + * objc/Make-lang.in (objc.tags): New target. + +2003-03-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync, + gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter, + gcov_write_string, gcov_read_unsigned, gcov_read_counter, + gcov_read_string, gcov_write_length): Modified to enable reading/ + writing of whole .da file just once. + (da_file_open, da_file_close, da_file_eof, da_file_error, + da_file_position, da_file_seek, da_file_write, da_file_read): New + functions. + (actual_da_file, actual_da_file_position, actual_da_file_length, + actual_da_file_buffer, actual_da_file_buffer_size): New static + functions. + * libgcov.c (gcov_exit): Modified to read/write the whole .da file at + just once. + + +2003-03-04 Andreas Schwab <schwab@suse.de> + + * config/m68k/m68k.c (m68k_output_function_prologue): Fix CFA + offset without frame pointer. + +2003-03-04 Steve Ellcey <sje@cup.hp.com> + + * expr.c (expand_expr): Call promote_mode to set unsignedp. + +2003-03-04 Daniel Jacobowitz <drow@mvista.com> + + * configure.in: Don't always define TARGET_SYSTEM_ROOT. + * configure: Regenerated. + * gcc.c: Check whether TARGET_SYSTEM_ROOT is defined. + +2003-03-04 Andreas Jaeger <aj@suse.de> + + * configure.in: Check for <memcheck.h>. + * configure: Regenerated. + + * config.in: Define HAVE_MEMCHECK_H. + + * ggc-common.c: Use <memcheck.h> if available instead of + <valgrind.h>. + * ggc-page.c: Likewise. + * cppfiles.c: Likewise. + +2003-03-04 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*extzv_8_8): Fix cc and lengths. + +2003-03-04 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR c/9262 + * c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY. + (c_finish_case): Rechain the next statements to the SWITCH_STMT. + +2003-03-04 Jan Hubicka <jh@suse.cz> + + * doc/invoke.texi: Document that unit-at-a-time is enabled for -O3 + * toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time + for -O3. + +2003-03-04 Nathanael Nerode <neroden@gcc.gnu.org> + + * configure.in: Delete three unused variables. Move a variable + definition closer to its use. Simplify use_collect2 logic. Start to + organize. Simplify tests for in-tree gas and ld. + * configure: Regenerate. + +2003-03-04 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in: Update. + * c-common.c (flag_no_line_commands, flag_no_output, + flag_dump_macros, flag_dump_includes): New. + * c-common.h (flag_no_line_commands, flag_no_output, + flag_dump_macros, flag_dump_includes, preprocess_file): New. + (init_c_lex): Update prototype. + * c-lex.c (init_c_lex): Update prototype; move some code to + c_common_init. + * c-opts.c (preprocess_file): Subsume into c_common_init. + (c_common_decode_option): Update flags. + (c_common_init): Move code from preprocess_file and init_c_lex. + (sanitize_cpp_opts): Update. + * c-ppoutput.c: New, cppmain.c almost verbatim. + * cpphash.h (struct printer): Remove. + (struct cpp_reader): Remove print. + * cpplib.h (dump_none, dump_only, dump_names, dump_definitions, + cpp_preprocess_file): Remove. + (struct cpp_options): Remove no_output, no_line_commands, dump_macros + and dump_includes. + * cppmain.c: Remove. + * doc/passes.texi: Update. + +2003-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * function.c (STACK_ALIGNMENT_NEEDED): New macro. Default to 1. + (assign_stack_local_1): Perform overall stack alignment only when + STACK_ALIGNMENT_NEEDED is nonzero. + * doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document. + + * pa.c (compute_frame_size): Rename fsize to size. Account for + alignment to a word boundary before general register save block. Only + account for double-word alignment before floating point register save + block if one or more are saved. Don't allocate space for %r3 when + frame pointer is needed. + (hppa_expand_prologue): Include alignment to word boundary in local + frame size. + * pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports. + (STACK_ALIGNMENT_NEEDED): Define. + +2003-03-04 Kevin Buettner <kevinb@redhat.com> + + * dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for + global register variables. + +2003-03-04 Alexandre Oliva <aoliva@redhat.com> + + * reload.c (reload_adjust_reg_for_mode): New function. + (subst_reloads): Call it. + (operands_match_p): Adjust registers using HARD_REGNO_NREGS. + * reload.h (reload_adjust_reg_for_mode): Declare. + * reload1.c (emit_input_reload_insns, emit_output_reload_insns): + Call it. + +2003-03-03 James E Wilson <wilson@tuliptree.org> + + * optabs.c (add_equal_note): Delete SUBREG_REG use. + Fixes PR c/7872. + +2003-03-03 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*ixorsi3_ashift_16): New. + (*ixorsi3_lshiftrt_16): New. + (*iorsi3_ashift_16): Remove. + +2003-03-03 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the + pattern. + +2003-03-03 Geoffrey Keating <geoffk@apple.com> + + * doc/install.texi (Specific): Update entry for powerpc-darwin. + +2003-03-03 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0. + +2003-03-03 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete. + (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete. + (rs6000_variable_issue): Do not return negative value. + (rs6000_issue_rate): Uniformly set issue rate to 1 for first + scheduling pass. + +2003-03-03 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and + prune_unused_types calls. + +2003-03-03 Jason Merrill <jason@redhat.com> + + * tree-inline.c (find_builtin_longjmp_call): Save and restore + lineno and input_filename. + (find_alloca_call): Likewise. + (inlinable_function_p): Run the langhook earlier. + + * calls.c (compute_argument_addresses): Give the new MEMs a + minimum alignment of PARM_BOUNDARY. + +2003-03-03 J"orn Rennecke <joern.rennecke@superh.com> + + * config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and + subtarget_asm_isa_spec. + (SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define. + (ASM_SPEC): Define as SH_ASM_SPEC. + (SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h. + Use subtarget_asm_relax_spec and subtarget_asm_isa_spec. + * config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC. + (SUBTARGET_ASM_ISA_SPEC): Undef / define. + + * sh.h (OVERRIDE_OPTIONS): Set default values for align_loops + and align_jumps if not set. + Force align_jumps to be at least 2. + When relaxing, force align_functions to be at least the maximum of + align_loops, align_jumps and 4. + * sh.c (find_barrier, barrier_align): Honour align_jumps_log. + (sh_loop_align): Honour align_loops_log. + + * sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN + to check for indirect_jump_scratch. + (indirect_jump_scratch): Add second set. + * sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN + when looking for indirect_jump_scratch. + Extract scratch register taking new structure of indirect_jump_scratch + into account. + (gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch. + +2003-03-03 Jan Hubicka <jh@suse.cz> + + * calls.c (rtx_for_function_call): Take the address as an argument + (expand_call): Do not modify the expression. + + * toplev.c (rest_of_compilation): Avoid cfg_cleanup calls when not + optimizing. + +2003-03-03 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*ixorsi3_zext_hi): Restrict to + TARGET_H8300H and TARGET_H8300S. + +2003-03-03 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): New. + +2003-03-03 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*extzv_8_8): Use shorter code when + operands[0] and operands[1] are different. + +2003-03-03 Kazu Hirata <kazu@cs.umass.edu> + + * reload1.c (reload_cse_move2add): Remove variable success. + +2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * ggc-common.c (ggc_rlimit_bound): Cast RLIM_INFINITY to avoid + warnings. + +2003-03-02 Richard Henderson <rth@redhat.com> + + * configure.in (HAVE_AS_LTOFFX_LDXMOV_RELOCS): New ia64 test. + * config.in, configure: Rebuild. + * config/ia64/ia64.c (ia64_ld_address_bypass_p): Accept lo_sum. + * config/ia64/ia64.md (load_symptr): Use high/lo_sum for the + paired ldtoffx and ldxmov annotations. + (load_symptr_internal1): Remove. + (load_symptr_high, load_symptr_low): New. + +2003-03-02 Neil Booth <neil@daikokuya.co.uk> + + * c-incpath.c (add_path): Fix sysp assignment. + +2003-03-02 Kurt Garloff <garloff@suse.de> + + * params.def: Introduce parameter max-inline-insns-rtl for + a separate limit for the RTL inliner. + * params.h: Likewise. + * integrate.c (function_cannot_inline_p): Use it. + * toplev.c (decode_f_option): Set multiple parameters + controlling inlining with -finline-limit. + * params.def: Fix orthographic and typographic errors. + * doc/invoke.texi: Document parameters controlling inlining + and the way -finline-limit sets multiple of them. + + * tree.h (struct tree_decl): Introduce inlined_function_flag, + recording whether the function became eligible for inlining + by a compiler flag rather than the declaration. + Provide DID_INLINE_FUNC macro to access it. + * c-decl.c (grokdeclarator): Set DID_INLINE_FUNC. + * cp/decl.c (grokfndecl): Likewise. + * toplev.c (rest_of_compilation): Likewise. + * cp/optimize (maybe_clone_body): Copy DID_INLINE_FUNC. + * print-tree.c (print_node): Report it. + * params.def: Introduce new max-inline-insns-auto limit. + * params.h: Likewise. + * tree-inline.c (inlinable_function_p): Apply it to functions + with DID_INLINE_FUNC set. + * toplev.c (decode_f_option): Initialize it from -finline-limit + value. + * doc/invoke.texi: Document new parameter. + +2003-03-02 Geoffrey Keating <geoffk@apple.com> + + * fix-header.c (read_scan_file): Don't reference simplify_path. + +2003-03-02 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't enable + min/max instructions by default as may result in reload errors. + +2003-03-02 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.md ("mulqi3"): Allow address register to + avoid reload problems; define split for it. + +2003-03-02 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (m68hc11_shift_operator): New function. + * config/m68hc11/m68hc11-protos.h (m68hc11_shift_operator): Declare. + * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register. + * config/m68hc11/m68hc11.md ("rotrhi3", "rotlhi3"): New patterns for + rotatert and rotate. + ("rotrhi3_const", "rotlhi3_const"): Rename of old 'rotrhi3' insns. + ("*rotrhi3", "*rotlhi3"): New insn pattern for non-const rotatert. + ("*rotrhi3_addr"): New split for shift insns on address register. + ("*lshrhi3", "*ashrhi3", "*ashlhi3_2"): Use new split. + * config/m68hc11/larith.asm (___rotlhi3): New asm function. + (___rotrhi3): Likewise. + * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build them. + +2003-03-02 Neil Booth <neil@daikokuya.co.uk> + + * toplev.c (aux_base_name): Moved from toplev.h. + (filename): Constify. + (lang_dependent_init): Don't duplicate name. + (process_options): Set aux_base_name here, not... + (do_compile): ...here. Change protoype. + (toplev_main): Move some code from do_compile. + * toplev.h: Remove aux_base_name. + +2003-03-02 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Add a prototype for + iorxor_operator. + * config/h8300/h8300.c (print_operand): Handle 'c'. + (iorxor_operator): New. + * config/h8300/h8300.h (PREDICATE_CODES): Add iorxor_operator. + * config/h8300/h8300.md (*iorhi3_zext): Remove. + (*iorsi3_zexthi): Likewise. + (*iorsi3_zextsi): Likewise. + (*xorhi3_zextqi): Likewise. + (*xorsi3_zexthi): Likewise. + (*xorsi3_zextsi): Likewise. + (*ixorhi3_zext): New. + (*ixorsi3_zext_qi): Likewise. + (*ixorsi3_zext_hi): Likewise. + +2003-03-02 Neil Booth <neil@daikokuya.co.uk> + + * c-incpath.c (remove_component_p, simplify_path): Move back to + cppfiles.c. + (remove_duplicates): Use cpp_simplify_path. + * c-incpath.h (simplify_path): Remove. + * c-lex.c: Don't include c-incpath.h. + (init_c_lex): Remove simplify_path. + * cppfiles.c (remove_component_p, cpp_simplify_path): Restore. + (find_or_create_entry, validate_pch): Revert. + +2003-03-02 Ashif Harji <asharji@uwaterloo.ca> + + * gcc.c (default_compilers): Add -no-integrated-cpp flag to invoke + an external cpp during compilation. + (option_map): Likewise. + * objc/lang-specs.h (default_compilers): Similarly. + * doc/invoke.texi: Document -no-integrated-cpp flag. + +2003-03-02 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (zero_extendqisi2): Change to an + expander. + (*zero_extendqisi2_h8300): New. + (*zero_extendqisi2_h8300hs): New. + (two splitters): New. + +2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * fp-bit.h (float_to_usi): Fix condition wrapping prototype. + +2003-03-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Remove dead code. + +2003-03-01 Roger Sayle <roger@eyesopen.com> + + PR c++/9367 + * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro. + (BT_FN_INT_CONST_STRING_VALIST_ARG, + BT_FN_INT_STRING_CONST_STRING_VALIST_ARG, + BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG, + BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG, + BT_FN_INT_STRING_CONST_STRING_VAR, + BT_FN_INT_CONST_STRING_CONST_STRING_VAR, + BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types. + * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, + ATTR_NONNULL_3): Also include the nothrow attribute. + (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf, + vsnprintf, vscanf, vsscanf): Don't define attributes here. + * builtins.def (putchar, puts): Make full C89 built-ins. + (snprintf, sprintf, scanf, sscanf, vprintf, vscanf, + vsscanf, vsnprintf, vsprintf): New built-ins. + * c-common.c (c_common_nodes_and_builtins): Handle new macro + DEF_FUNCTION_TYPE_VAR_3. + + * doc/extend.texi: Document these new built-in functions. + +2003-03-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): New. + +2003-03-01 Richard Earnshaw <rearnsha@arm.com> + + * predict.c (estimate_bb_frequencies): Correctly set + real_values_initialized after initialization. + +2003-03-01 Neil Booth <neil@daikokuya.co.uk> + + * Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS, + cppinit.o, cppdefault.o, fix-header): Update. + * c-incpath.c: New file. + * c-incpath.h: New file. + * c-lex.c: Include c-incpath.h. + (init_c_lex): Register path simplifier. + * c-opts.c: Include cppdefault.h and c-incpath.h. + (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc, + std_cxx_inc, quote_chain_split, add_prefixed_path): New. + (COMMAND_LINE_OPTIONS): Add more options from cpplib. + (missing_arg, c_common_decode_option): Handle them. + (c_common_post_options): Register include chains. + (print_help): Update. + * cppdefault.h (struct default include): Update. + Move some macros to ... + * cppdefault.c: ... here. + (cpp_include_defaults): Add extra field add_sysroot. + * cppfiles.c (include_file, search_from, find_or_create_entry, + cpp_included, find_include_file, remap_filename): Update for + renaming of search_path to cpp_path, and of the chain headers. + (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c. + * cpphash.h (struct search_path): Move to cpplib.h. + (struct cpp_buffer, struct cpp_reader): Update. + (_cpp_simplify_pathname): Remove. + * cppinit.c: Don't include prefix.h and cppdefault.h. + (INO_T_EQ, INO_T_COPY, path_include, append_include_chain, + remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs, + init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir, + no_pth, cpp_handle_options): Remove. + (struct pending_option): Remove chain members. + (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS, + cpp_handle_option): Update. + * cpplib.h (struct cpp_path, cpp_set_include_chains): New. + (struct cpp_options): Remove quote_include, bracket_include, + include_prefix, include_prefix_len, verbose, ignore_srcdir, + no_standard_includes, no_standard_cplusplus_includes. + (struct cpp_callbacks): Add simplify_path. + (cpp_handle_options): Remove. + * fix-header.c: Include c-incpath.h. + (read_scan_file): Update to use c-incpath functionality. + * doc/passes.texi: Update. + +2003-03-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (bit_operand): Accept MEM only if it + satisfies EXTRA_CONSTRAINT 'U'. + +2003-03-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Take a scratch + register. + (*tst_extzv_memqi_1_n): Change to a splitter. + (a peephole2): Update. + +2003-03-01 Richard Earnshaw <rearnsha@arm.com> + + * predict.c (estimate_bb_frequencies): Initialize the sreal + constants once per compilation. + +2003-02-28 Richard Henderson <rth@redhat.com> + + * toplev.c (flag_eliminate_unused_debug_types): Enable by default. + +2003-02-28 scott snyder <snyder@fnal.gov> + + * flags.h: Add flag_eliminate_unused_debug_types. + * toplev.c: Add flag_eliminate_unused_debug_types. + (f_options): Add -feliminate-unused-debug-types. + * dwarf2out.c (struct file_table): Add emitted member. + (splice_child_die): Fix the parent pointer for the child being + spliced. + (lookup_filename): Maintain file_table.emitted array. Don't + output .file directive here. + (maybe_emit_file): (new) + (init_file_table): Set up file_table.emitted. + (dwarf2out_source_line): Use maybe_emit_file. + (dwarf2out_start_source_file): Use maybe_emit_file. + (dwarf2out_init): Use maybe_emit_file. + (prune_unused_types_walk_attribs): (new) + (prune_unused_types_mark): (new) + (prune_unused_types_walk): (new) + (prune_unused_types_prune): (new) + (prune_unused_types): (new) + (dwarf2out_finish): Call prune_unused_types if + flag_eliminate_unused_debug_types is set. + * doc/invoke.texi (Option Summary): Add + -feliminate-unused-debug-types. + (Debugging Options): Likewise. + +2003-02-28 Geoffrey Keating <geoffk@apple.com> + + * doc/invoke.texi: Change .pch to .gch. + * cppfiles.c (open_file_pch): Likewise. + * gcc.c (default_compilers): Likewise. + +2003-02-28 Aldy Hernandez <aldyh@redhat.com> + + * floatlib.c: Remove. + +2003-02-28 Jason Merrill <jason@redhat.com> + + * stor-layout.c (variable_size): Leave a "minus 1" outside the + SAVE_EXPR. + +2003-02-28 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/power4.md: Add compare bypass. + +2003-02-28 Jason Thorpe <thorpej@wasabisystems.com> + + * config/netbsd.h: Update copyright years. + (NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if + -pthread is specified on the command line. + +2003-02-28 Dale Johannesen <dalej@apple.com> + + * loop.c (struct movable): Add insert_temp, shrink savemode. + (scan_loop): Accept invariants that require copying; mark as + insert_temp. + (combine_movables): Don't combine insert_temp movables. + (move_movables): Insert copies for insert_temp movables. + Don't record the info based on regno for insert_temp's. + +2003-02-28 Joel Sherrill <joel@OARcorp.com> + + PR 9638/other + * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the + this constant defaults to 1. + +2003-02-28 Bob Wilson <bob.wilson@acm.org> + + * config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file. + +2003-02-28 Richard Earnshaw <rearnsha@arm.com> + + * arm.md (mulhisi3, mulhisi3addsi, mulhidi3adddi): Enable for any + ARMv5e processor, not just for XScale. Instructions are predicable. + (mulhisi3tb, mulhisi3bt, mulhisi3tt): New patterns for ARMv5e. + +2003-02-28 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.c (note_invalid_constants): Change parameter type + from bool to int. + +2003-02-28 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Accept the + test of bit 7. + (*tst_extzv_memqi_1_n): Likewise. + (a peephole2): New. + +2003-02-28 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Wrap in + #ifndef __mips16. + +2003-02-28 Jan Hubicka <jh@suse.cz> + + * combine.c (gen_lowpart_for_combine): Update handling of + subregs_of_mode + * flow.c (life_analysis, mark_used_regs): Likewise. + * regclass.c (subregs_of_mode): Turn into single bitmap. + (cannot_change-mode_set_regs, invalid_mode_change_p): Update + dealing with subregs_of_mode + * regs.h (subregs_of_mode): Update prototype. + +2003-02-28 Josef Zlomek <zlomekj@suse.cz> + + * emit-rtl.c (set_reg_attrs_for_parm): New function. + * rtl.h (set_reg_attrs_for_parm): New exported function. + * function.c (assign_parms): Use set_reg_attrs_for_parm instead of + set_reg_attrs_from_mem. + +2003-02-27 Roger Sayle <roger@eyesopen.com> + Zack Weinberg <zack@codesourcery.com> + + * gcc.c (do_spec_1): Treat %U like %u for unique associations. + +2003-02-27 Kazu Hirata <kazu@cs.umass.edu> + + * reload1.c (sext_for_mode): Remove. + (reload_cse_move2add): Use trunc_int_for_mode instead of + sext_for_mode. + (move2add_note_store): Likewise. + Reset register information if we see a set in non-integer + mode. + +2003-02-27 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/aix43.h (ASM_SPEC): Only emit -mppc64 if no -mcpu + option. + (ASM_CPU_SPEC): Use -m620 for Power3, Power4, 620, 630. + * config/rs6000/aix51.h: Same. + * config/rs6000/aix52.h: Same. + * config/rs6000/power4.md: Additional VMX bypasses. + +2003-02-27 Geert Bosch <bosch@gnat.com> + + * toplev.c (print_version): Add indentation for GGC heuristics and + output after printing version information. + +2003-02-27 James E Wilson <wilson@tuliptree.org> + + * combine.c (simplify_comparison): Require integral mode when + permuting SUBREG with AND. + +2003-02-27 Steve Ellcey <sje@cup.hp.com> + + * config/ia64/hpux.h (STARTFILE_PREFIX_SPEC): Remove. + +2003-02-27 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.md (extendsfdf2): Add pattern accidentally + deleted when cirrus instructions were added. + +2003-02-27 Jason Thorpe <thorpej@wasabisystems.com> + + * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Enable + POSIX thread support by default. + +2003-02-27 Roger Sayle <roger@eyesopen.com> + + * config/i386/cygwin.h: Don't include any other files directly. + * config/i386/mingw32.h: Don't include cygwin.h directly. + * config.gcc (cygwin, mingw32, uwin): Instead make these files + explicit in the tm_files variable. + +2003-02-27 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.md: Add TI constant splitter. + +2003-02-26 Alexandre Oliva <aoliva@redhat.com> + + * builtins.c (purge_builtin_constant_p): Handle subreg of + constant_p_rtx too. + + * function.c (assign_stack_local_1): Truncate constant added to + frame_pointer_rtx or virtual_stack_vars_rtx for Pmode. + +2003-02-26 David Edelsohn <edelsohn@gnu.org> + + * config.gcc: Add power4 to PowerPC with_cpu list. + +2003-02-26 Jan Hubicka <jh@suse.cz> + + * objc-act.c: (mark_referenced_methods): Fix compilation problem. + +2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * gcov-dump.c (print_prefix): Fix signedness warning. + * gcov-io.h (struct counter_section, struct counter_section_data): New. + (struct function_info): n_arc_counts field removed, n_counter_sections, + counter_sections fields added. + (struct gcov_info): arc_counts, n_arc_counts fields removed, + n_counter_sections, counter_sections fields added. + * libgcov.c (gcov_exit, __gcov_flush): Add support for multiple + profile sections. + * profile.h (MAX_COUNTER_SECTIONS): New. + (struct section_info): New. + (struct profile_info): count_instrumented_edges, + count_edges_instrumented_now fields removed, n_sections, section_info + fields added. + (find_counters_section): Declare. + * profile.c (struct function_list): count_edges field removed, + n_counter_sections, counter_sections fields added. + (set_purpose, label_for_tag, build_counter_section_fields, + build_counter_section_value, build_counter_section_data_fields, + build_counter_section_data_value, build_function_info_fields, + build_function_info_value, build_gcov_info_fields, + build_gcov_info_value): New static functions. + (find_counters_section): New function. + (instrument_edges, get_exec_counts, compute_branch_probabilities, + branch_prob, create_profiler): Modified to support multiple profile + sections. + +2003-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (compute_frame_size): Don't assume PREFERRED_STACK_BOUNDARY + is 8 * STACK_BOUNDARY. + * pa.h (PREFERRED_STACK_BOUNDARY): Change to 128 on 64-bit port. + +2003-02-26 Michael Matz <matz@suse.de> + + * ra-colorize.c (merge_moves): Fix list handling. + +2003-02-26 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.c (is_load_address): Rename to... + (arm_memory_load_p) ... this and make it check for SUBREGs and + constant loads that will be converted into loads from the + minipool. + (is_cirrus_insn): Rename to ... + (arm_cirrus_insn_p): ... this, for consistency. Replace test + of CIRRUS_NO with CIRRUS_NOT. + (cirrus_reorg): Use renamed functions. + (note_invalid_constants): Change from a void function to bool. + Add an extra parameter, saying whether the fixups should be + pushed. Return true if fixups are needed. + (arm_reorg): Use renamed functions. Use INSN_P. Replace test + of CIRRUS_NO with CIRRUS_NOT. + * config/arm/arm.h (FLOAT_WORDS_BIG_ENDIAN): Mention that + other floating point co-processors can also affect this. + * config/arm/arm.md ("type" attribute): Add mav_farith and + mav_dmult. Replace references to "cirrus_type" attribute with + "type". + * config/arm/cirrus.md ("cirrus_fpu" attribute): Delete. + ("cirrus_type" attribute): Delete - use "type" instead. + ("cirrus" attribute): Replace 'no' with 'not' and 'yes' with + 'normal'. + +2003-02-25 Jan Hubicka <jh@suse.cz> + + * objc-act.c: Include cgraph.h + (mark_referenced_methods): New function. + (objc_init): Call it. + * objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set. + + * c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time + mode. + + * optabs.c (expand_fix): Do not widen the input operand. + + * expr.c (emit_group_store): Fix crash when converting single + register into complex register. + + * Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h + * alias.c: Include timevar.h + (init_alias_analysis): Set timevar + * jump.c: Include timevar.h + (rebuild_jump_labels): Set timevar + * regcalss.c: Include timevar.h + (reg_scan): Set timevar + * timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New + +2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cse.c (count_reg_usage): Fix handling of REG_EQUAL notes. + + * Makefile.in (loop-unroll.o): New. + * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New. + (unroll_and_peel_loops): Declare. + * alias.c (init_alias_analysis): Flag_unroll_loops renamed to + flag_old_unroll_loops. + * loop.c (loop_invariant_p): Ditto. + * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to + flag_old_unroll_all_loops. + * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops. + (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops. + * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed. + (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES, + PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES, + PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES, + PARAM_MAX_ONCE_PEELED_INSNS): New. + * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New. + (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller + instead of old one. + (flag_peel_loops): New. + (lang_independent_options): The new flags added. + (rest_of_compilation): Call new unroller. + (process_options): Setup flags for coexistence of old and new unroller. + * doc/invoke.texi: Document new options. + * doc/passes.texi: Document new unroller pass. + +2003-02-26 David Billinghurst <David.Billinghurst@riotinto.com> + + * fixinc/fixincl.x: Regenerate + +2003-02-26 Josef Zlomek <zlomekj@suse.cz> + + * function.c (assign_parms): Set reg_attrs for parameters passed in + registers. + +2003-02-26 Alan Modra <amodra@bigpond.net.au> + + PR target/9681 + * tlink.c (scan_linker_output): Drop leading '.' from symbol names. + +2003-02-25 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/xcoff.h (ASM_FILE_START): Do not emit machine + pseudo-op. + +2003-02-25 Roger Sayle <roger@eyesopen.com> + + * combine.c (combine_simplify_rtx, simplfy_comparison): Use CC0_P. + * cse.c (invalidate_skipped_set): Likewise. + * integrate.c (subst_constants): Likewise. + * jump.c (reversed_comparison_code_parts): Likewise. + * loop.c (canonicalize_condition): Likewise. + * simplify-rtx.c (simplify_relational_operation): Likewise. + +2003-02-25 Roger Sayle <roger@eyesopen.com> + + * builtins.def (DEF_LIB_ALWAYS_BUILTIN, DEF_UNUSED_BUILTIN): Delete. + (abs, labs, fabs, fabsf, fabsl, abort, exit, _exit, _Exit): Use + the appropriate macro to define built-in function. + (fmod,fmodf,fmodl): New built-in functions. + + * doc/extend.texi (fmod,fmodf,fmodl): Document new built-ins. + +2003-02-25 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (function_arg): Pass variable sized + structures correctly on the stack. + +2003-02-25 Kazu Hirata <kazu@cs.umass.edu> + + * reload1.c (reload_cse_move2add): Use STRICT_LOW_PART if PLUS + does not reduce the cost of SET. + +2003-02-25 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + PR target/9732 + * config/rs6000/rs6000.c (first_reg_to_save): Handle + PIC_OFFSET_TABLE_REGNUM for -fPIC too. + (rs6000_emit_prologue): Likewise. + (rs6000_emit_epilogue): Likewise. + * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make + PIC_OFFSET_TABLE_REGNUM a fixed register for -fPIC. + +2003-02-25 Richard Henderson <rth@redhat.com> + + * real.c (real_to_integer2): Force overflow result only for + unsigned overflow. + +2003-02-25 Kazu Hirata <kazu@cs.umass.edu> + + * gcse.c (cprop_jump): Revert the 2003-02-23 change. + +2003-02-25 Vladimir Makarov <vmakarov@toke.toronto.redhat.com> + Richard Henderson <rth@redhat.com> + + * sched-ebb.c (add_deps_for_risky_insns): Add the dependence when + there is no similar load. + +2003-02-25 Vladimir Makarov <vmakarov@redhat.com> + Richard Henderson <rth@redhat.com> + + * sched-int.h (INSN_TRAP_CLASS, WORST_CLASS): Move them from + sched-rgn.c. + (add_forward_dependence): New function prototype. + + * sched-rgn.c (INSN_TRAP_CLASS, WORST_CLASS): Move them to + sched-init.h. + (CONST_BASED_ADDRESS_P, may_trap_exp, haifa_classify_insn): Move + them to haifa-sched.c. + + * haifa-sched.c (CONST_BASED_ADDRESS_P, may_trap_exp, + haifa_classify_insn): Move them from sched-rgn.c. + + * sched-deps.c (add_dependence): Return flag of creating a new + entry. + (add_forward_dependence): New function. + (compute_forward_dependences): Use the function. + + * sched-ebb.c (earliest_block_with_similiar_load): New function. + (add_deps_for_risky_insns): New function. + (schedule_ebb): Call the function. + +2003-02-20 Aldy Hernandez <aldyh@redhat.com> + + * doc/tm.texi: Document Rename TARGET_VECTOR_TYPES_COMPATIBLE to + TARGET_VECTOR_OPAQUE_P. Document accordingly. + + * testsuite/gcc.dg/20030218-1.c: Check that initialization of + opaque types fail. + + * c-typeck.c (comptypes): Change call to vector_types_compatible + to vector_opaque_p. + (convert_for_assignment): Call vector_opaque_p instead of + vector_types_compatible. + (really_start_incremental_init): Disallow initialization of opaque + types. + + * target-def.h: Remove TARGET_VECTOR_TYPES_COMPATIBLE. + Define TARGET_VECTOR_OPAQUE_P. + (TARGET_INITIALIZER): Same. + + * target.h (struct gcc_target): Remove vector_types_compatible. + Add vector_opaque_p. + + * config/rs6000/rs6000.c (rs6000_spe_vector_types_compatible): + Remove. + (is_ev64_opaque_type): Check for TARGET_SPE and make sure type is + a vector type. Change return type to bool. + (TARGET_VECTOR_TYPES_COMPATIBLE): Remove. + (TARGET_VECTOR_OPAQUE_P): Define. + + * cp/parser.c (cp_parser_init_declarator): Call vector_opaque_p + target hook. + Include target.h. + (cp_parser_init_declarator): Fix typo in function comments. + +2003-02-25 Jan Hubicka <jh@suse.cz> + + * Makefile.in (lcm.o): Add dependency on function.h + * lcm.c (function.h): Include. + * i386.c (machine_function, ix86_stack_locals, + * ix86_save_varrargs_registers) : Move to + ... + * i386.h (machine_function, ix86_stack_locals, + ix86_save_varrargs_registers): ... here; add optimize_mode_switching + (ix86_optimize_mode_switching): New. + * i386.md (fix patterns): Set ix86_optimize_mode_switching + +2003-02-25 Nick Clifton <nickc@redhat.com> + + * config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo. Name + of fourth arg is 'fndecl' not 'indirect'. Update comment + describing the function's parameters. + +2003-02-24 Jan Hubicka <jh@suse.cz> + + * combine.c (simplify_shift_const): Fix previous patch. + +2003-02-24 Jeff Law <law@redhat.com> + + * i386.md (testdi_1_rex64): Discourage reload from using the %eax + alternative. + (testsi_1, testhi_1, testqi_1): Likewise. + +2003-02-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Rename + __EXTERN_PREFIX to __PRAGMA_EXTERN_PREFIX. + * doc/extend.texi (Tru64 Pragmas): Reflect this. + + * fixinc/inclhack.def (alpha___extern_prefix): Indicate #pragma + extern_prefix support for Tru64 UNIX V5 <sys/stat.h>. + * fixinc/fixincl.x: Regenerate. + * fixinc/tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_CHECK]: New + testcase. + Fixes PR c/5059, c/6126, other/9671. + +2003-02-24 Roger Sayle <roger@eyesopen.com> + + * gcc.c (do_spec_1) ['{']: Handle pending argument upon return + from handle_braces in "%{...}". + +2003-02-24 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define. + (prepare_move_operands): Handle TLS operands. + (tls_symbolic_operand): New. + (nonpic_symbol_mentioned_p): Handle TLS UNSPECs. + (legitimize_pic_address): Do nothing for the TLS symbol. + (sh_encode_section_info): Handle TLS case. + (sh_strip_name_encoding): Drop TLS encoding. + * config/sh/sh-protos.h (tls_symbolic_operand): Add prototype. + * config/sh/sh.h (SH_TLS_ENCODING): Define. + (TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise. + (ASM_OUTPUT_LABELREF): Drop TLS encoding. + (OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs. + * config/sh/sh.md: Define TLS UNSPEC constants. + (type): Add tls_load. + ("tls_global_dynamic", "tls_local_dynamic"): New insns. + ("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders. + ("tls_initial_exec"): New insn. + ("sym2TPOFF", "symTPOFF2reg"): New expanders. + ("load_gbr"): New insn. + + * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases. + * configure: Regenerate. + +2003-02-24 Alan Modra <amodra@bigpond.net.au> + + PR 9297, PR 9722 + * calls.c (store_one_arg): Revert 1999-02-16 change. Revert + 2000-12-17 change. Pass EXPAND_STACK_PARM to expand_expr. + * expr.h (enum expand_modifier): Define EXPAND_STACK_PARM. + (enum block_op_methods): Reorder for better store_expr optimization. + * expr.c (store_expr): Test bit 1 of "want_value" for call param + stores, test bit 0 for original want_value meaning. Pass + BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set. Adjust + recursive calls, and calls to expand_param. + (expand_expr): Handle EXPAND_STACK_PARM modifier. When cse + expected, set target to 0 rather than to subtarget. Formatting. + +2003-02-23 Kazu Hirata <kazu@cs.umass.edu> + + * gcse.c (cprop_jump): Use the REG_EQUAL note if available. + +2003-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Document + new default behavior. + * ggc-common.c: Include sys/resource.h. + (ggc_rlimit_bound): New function. + (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Update + defaults to account for rlimits. + +2003-02-22 Richard Henderson <rth@redhat.com> + + * i386.c, i386.h (TUNEMASK): Rename from CPUMASK. + +2003-02-22 Kelley Cook <kelley@dwhoops.info> + + * i386.h, i386.c, i386.md (ix86_tune): Rename from ix86_cpu. + (ix86_tune_string): Rename from ix86_cpu_string. + +2003-02-22 Kelley Cook <kelleycook@comcast.net> + + * config/i386/i386.c: Replace "mcpu" with "mtune". + * config/i386/i386.h (TARGET_OPTIONS): Likewise. + (CC1_CPU_SPEC): Likewise. New warning for "-mcpu". + * doc/invoke.texi (i386 and x86-64 Options): Replace "mcpu" + with "mtune". Note that "mcpu" is a deprecated synonym for "mtune". + +2003-02-23 Andreas Schwab <schwab@suse.de> + + * config.gcc: Delete references to m68k/t-linux and + m68k/t-linux-aout. + * config/m68k/t-linux, config/m68k/t-linux-aout: Removed. + +2003-02-22 Jan Hubicka <jh@suse.cz> + + * toplev.c (rest_of_compilation): Apply fotgotten hunk + of track scheduling patch. + +2003-02-22 Jan Hubicka <jh@suse.cz> + + * config/linux.h (TARGET_HAS_F_SETLKW): Define. + * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise + +2003-02-22 Jan Hubicka <jh@suse.cz> + + * c-decl.c (c_expand_body_1): Fix. + +2003-02-22 Jan Hubicka <jh@suse.cz> + + * expmed.c (expand_divmod): Undo sign extensions for unsigned operands + + * cfgcleanup.c (try_forward_edges): Don't check loop structures + when not optimizing. + (cleanup_cfg): Do not iterate trought delete_trivially_dead_insns + when not expensive. + * toplev.c (rest_of_compilation): Duplicate loop headers only when + optimizing; Delete trivially dead insns early; fix optimize check. + + * Makefile.in (c-decl.o, c-objc-common.o, cgraph.o, tree-inline.o): Add + dependency on cgraph.h + * c-decl.c: Include cgraph.h + (finish_function): Update call of tree_inlinable_function_p. + * c-objc-common.c: Include cgraph.h + * cgraph.h: New file. + * cgraphunit.c: New file. + * cgraph.c (cgraph_node, cgraph_edge): Move into cgraph.h + (cgraph_nodes, cgraph_n_nodes): Globalize. + (cgraph_finalize_function, cgraph_finalize_compilation_unit + cgraph_create_edges, cgraph_optimize, cgraph_mark_needed_node): + Move into cgraphunit.c + * tree-inline.c: Include cgraph.h + * tree-inline.c: Include cgraph.h + +2003-02-22 Josef Zlomek <zlomekj@suse.cz> + + * config/i386/i386.md: Use gen_lowpart instead of gen_rtx_REG + for copying a register. + +2003-02-22 Steven Bosscher <s.bosscher@student.tudelft.nl> + + PR other/3782 + * toplev.c (process_options): If flag_detailed_statistics is set, + then set time_report as well. + + PR c/8828 + * jump.c (never_reached_warning): Don't fall through BARRRIER + insns. Update comments to reflect what the function really does. + +2003-02-21 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (omit_one_operand): No longer static. + * tree.h (omit_one_operand): Prototype here. + (div_and_round_double): Keep fold-const.c prototypes together. + * builtins.c (builtin_mathfn_code): Handle binary built-in + funtions, such as "pow" and "atan2". + (fold_builtin): Optimize both pow(x,0.0) and pow(1.0,y) to 1.0. + Simplify optimizations using "type" the builtin's return type. + +2003-02-22 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.c (cris_rtx_costs): Blockify dangling else. + Fix functionalization typo. + + * regmove.c (optimize_reg_copy_1): Do not replace a hard register + in an asm. + +2003-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (ggc-common.o): Depend on $(PARAMS_H) + * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Update + documentation. + * ggc-common.c: Include params.h + (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic, + init_ggc_heuristics): New functions. + * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic, + init_ggc_heuristics): Prototype. + * toplev.c (print_version): Output GGC heuristics. + (parse_options_and_default_flags): Call init_ggc_heuristics. + +2003-02-22 Jan Hubicka <jh@suse.cz> + + * i386.c (def_builtin): Special case 64bit builtins. + (MASK_SSE164, MASK_SSE264): New constants. + (builtin_description): Add 64bit builtins. + (ix86_init_mmx_sse_builtins): Likewise. + * i386.h (enum ix86_builtins): Likewise. + * i386.md (cvtss2siq, cvttss2siq, cvtsd2siq, cvttsd2siq, cvtsi2sdq, + sse2_movq2dq_rex64, sse2_movsq2q_rex64): New. + (sse2_movq2dq, sse2_movsq2q): Disable for 64bit. + * mmintrin.h (_mm_cvtsi64x_si64, _mm_set_pi64x, _mm_cvtsi64_si64x): New. + * xmmintrin.h (_mm_cvtss_si64x, _mm_cvttss_si64x, _mm_cvtsi64x_ss, + _mm_set_epi64x, _mm_set1_epi64x, _mm_cvtsd_si64x, _mm_cvttsd_si64x, + _mm_cvtsi64x_sd, _mm_cvtsi64x_si128, _mm_cvtsi128_si64x): New. + +2003-02-22 Jan Hubicka <jh@suse.cz> + + * i386.c (builtin_description): Add __builtin_ia32_paddq and + __builtin_ia32_psubq. Fix __builtin_ia32_paddq128 + and __builtin_ia32_psubq128. + * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New. + * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'. + (mmx_adddi3, mmx_subdi3): New. + * mmintrin.h (_mm_add_si64, _mm_sub_si64): New. + * xmmintrin.h (_mm_movepi64_pi64): New. + (_mm_add_epi64, _mm_sub_epi64): fix. + (_mm_mul_pu16): Rename to... + (_mm_mul_su32): ... this one. + + * builtins.c (expand_builtin_expect): Do not predict + flag_guess_branch_prob is not set. + * c-semantics.c (expand_stmt): Likewise. + * predict.c (predict_insn): Likewise. + * stmt.c (expand_continue_loop): Likewise. + * toplev.c (rest_of_compilation): Do not call + note_prediction_to_br_prob and note_prediction_to_br_prob + when not optimizing. + +2003-02-21 Jan Hubicka <jh@suse.cz> + + * cfgrtl.c (commit_edge_insertions): Call + find_many_sub_basic_block only when some code has been emitted. + (commit_edge_insertions_watch_calls): Bring into sync with + commit_edge_insertions + +2003-02-21 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class. + + * sh.md (binary_sf_op): Use extra constant operand instead of + negating constant operand 4. + * sh.c (sh_expand_binop_v2sf): Supply it. + +2003-02-21 Zack Weinberg <zack@codesourcery.com> + + * cpphash.h (struct lexer_state): Add directive_wants_padding. + * cpplib.c (_cpp_handle_directive): Set directive_wants_padding + for directives of type INCL. + (glue_header_name, parse_include): Use get_token_no_padding. + * cppmacro.c (replace_args): If directive_wants_padding, + provide padding tokens. + +2003-02-21 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): New. + +2003-02-21 Jan Hubicka <jh@suse.cz> + + * cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting. + (commit_edge_insertions): Call find_many_sub_basic_blocks + + * reg-stack.c (convert_regs): Cleax aux for blocks. + +2003-02-21 Jan Hubicka <jh@suse.cz> + + * toplev.c (parse_options_and_default_flags): Undo accidental commit. + +2003-02-21 Glen Nakamura <glen@imodulo.com> + + PR optimization/8613 + * builtins.c (expand_builtin): Emit postincrements before expanding + builtin functions. + +2003-02-21 Ben Elliston <bje@redhat.com> + + PR other/5634 + * doc/install.texi (Configuration): Explain using $HOME instead of + the ~ metacharacter when referring to home directories. + +2003-02-20 Alexandre Oliva <aoliva@redhat.com> + + * configure.in (TARGET_SYSTEM_ROOT): Set default to + ${exec_prefix}/${target_alias}/sys-root. Match explicit + '${exec_prefix}' (in addition to the expansion thereof) as + relocatable. + * configure: Rebuilt. + +2003-02-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (addhi3_incdec): Change the name to + *addhi3_incdec. + (addsi3_incdec): Change the name to *addsi3_incdec. + +2003-02-20 Roger Sayle <roger@eyesopen.com> + + * explow.c (force_reg): Avoid useless REG_EQUAL notes. + +2003-02-20 Toon Moene <toon@moene.indiv.nluug.nl> + + PR fortran/9038 + * c-opts.c (sanitize_cpp_opts): Add Fortran front end + options to be ignored. + (c_common_decode_option): Ignore them when preprocessing. + +2003-02-20 Jan Hubicka <jh@suse.cz> + + * toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New + global variables. + (lang_independent_options): Add -fsched2-use-superblocks + -fsced2-use-traces. + (rest_of_compilation): Deal with it. + * invoke.texi (-fsched2-use-traces, fsched2-use-superblocks): Declare. + * flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces): + Declare. + * rtl.h (reg_to_stack): Update prototype. + * reg-stack.c (reg_to_stack): Return when something has changed; + update liveness when executing after superblock scheduling. + + * combine.c (simplify_shift_const): Simplify few special cases + into constants. + +2003-02-20 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md: (attr "type"): Add fast_compare. + (add.,subf.,neg.): Change attribute to fast_compare. + All DFA descriptions updated. + +2003-02-20 Nathan Sidwell <nathan@codesourcery.com> + + Change base class access representation. + * tree.h (TREE_VIA_PUBLIC, TREE_VIA_PROTECTED, + TREE_VIA_PRIVATE): Remove. + (BINFO_BASEACCESSES): New binfo elt. + (BINFO_BASEACCESS): New accessor. + (BINFO_ELTS): Increase. + (TI_ACCESS_PUBLIC, TI_ACCESS_PROTECTED, TI_ACCESS_PRIVATE): New. + (access_public_node, access_protected_node, + access_private_node): New global nodes. + * tree.c (build_common_tree_nodes_2): Initialize access nodes. + * dbxout.c (dbxout_type): Adjust. + * dwarf2out.c (gen_inheritance_die): Add access parameter. + (gen_member_die): Adjust. + * dwarfout.c (output_inheritance_die): ARG is array of two trees. + (output_type): Adjust. + * tree-dump.c (dequeue_and_dump): Adjust binfo dumping. + + Change base class access representation. Share virtual base + binfos. + * cp/call.c (build_special_member_call): Remove binfo_for_vbase + call. + * cp/class.c (build_base_path): Likewise. + (build_primary_vtable): Adjust BINFO_NEW_VTABLE_MARKED use. + (build_secondary_vtable): Remove FOR_TYPE arg. Adjust. + (make_new_vtable): Adjust. + (force_canonical_binfo_r): Delete. + (force_canonical_binfo): Delete. + (mark_primary_virtual_base): Delete. + (dfs_unshared_virtual_bases): Delete. + (mark_primary_bases): Adjust. + (maybe_warn_about_overly_private_class): Adjust. + (dfs_base_derived_from): Delete. + (base_derived_from): Follow the inheritance chain. + (struct find_final_overrider_data): Add vpath member. + (dfs_find_final_overrider): Adjust. + (dfs_find_final_overrider_q, dfs_find_final_overrider_post): New. + (find_final_overrider): Adjust. + (update_vtable_entry_for_fn): Adjust. + (modify_all_vtables): Adjust. + (walk_subobject_offsets): Adjust. + (layout_nonempty_base_or_field): Adjust. + (layout_empty_base): Remove last parameter. Adjust. + (build_base_field): Adjust. + (build_base_fields): Adjust. + (propagate_binfo_offsets): Remove last parameter. Adjust. + (dfs_set_offset_for_unshared_vbases): Delete. + (layout_virtual_bases): Adjust. + (finish_struct_1): Adjust. + (init_class_processing): Don't init access nodes. + (dfs_get_primary_binfo): Delete. + (get_primary_binfo): Adjust. + (dump_class_hierarchy_r): Remove most derived arg, add IGO + parameter. Adjust. + (dump_class_hierarchy): Adjust. + (finish_vtbls): Adjust. + (get_original_base): Delete. + (build_vtt_inits): Adjust. + (dfs_build_secondary_vptr_vtt_inits): Adjust. + (dfs_ctor_vtable_bases_queue_p): Adjust. + (build_ctor_vtbl_group): Adjust. + (dfs_accumulate_vtbl_inits): Adjust. + (build_vtbl_initializer): Adjust. + (build_vbase_offset_vtbl_entries): Adjust. + (add_vcall_offset_vtbl_entries_1): Adjust. + * cp/cp-tree.h (CPTI_ACCESS_*): Remove. + (access_*_node): Remove. + (CANONICAL_BINFO): Delete. + (BINFO_UNSHARED_MARKED): Remove. + (BINFO_MARKED): Set LANG_FLAG_0 directly. + (SET_BINFO_MARKED, CLEAR_BINFO_MARKED): Delete. + (BINFO_VTABLE_PATH_MARKED): Set LANG_FLAG_3 directly. + (SET_BINFO_VTABLE_PATH_MARKED, CLEAR_BINFO_VTABLE_PATH_MARKED): + Delete. + (BINFO_NEW_VTABLE_MARKED): Set LANG_FLAG_4 directly. + (SET_BINFO_NEW_VTABLE_MARKED): Adjust. + (SET_BINFO_PUSHDECLS_MARKED, CLEAR_BINFO_PUSHDECLS_MARKED): + Delete. + (BINFO_DEPENDENT_BASE_P): New. + (dfs_walk, dfs_walk_real): Queue function takes derived binfo and + index. + (markedp, unmarkedp): Adjust. + (dfs_unmarked_real_bases_queue_p, dfs_marked_real_bases_queue_p, + dfs_skip_vbases, marked_vtable_pathp, unmarked_vtable_pathp, + find_vbase_instance, binfo_for_vbase): Delete. + (copied_binfo, original_binfo): Declare. + (finish_base_specifier): Add virtual_p arg. + (unshare_base_binfos): Delete. + (copy_base_binfos): Declare. + (reverse_path): Delete. + * cp/decl.c (xref_basetypes): Access and virtuality passed + differently. Don't copy direct base binfos here. Call + copy_base_binfos. + * cp/init.c (dfs_initialize_vtbl_ptrs): Adjust. + (initialize_vtbl_ptrs): Adjust. + (expand_member_init): Adjust. + * cp/parser.c (cp_parser_base_specifier): Adjust. + * cp/pt.c (instantiate_class_template): Adjust. + (get_template_base_recursive): Adjust. + * cp/rtti.c (get_pseudo_ti_init): Adjust. + (get_pseudo_ti_desc): Adjust. + * cp/tree.c (unshare_base_binfos): Rename to ... + (copy_base_binfos): ... here, reimplement. + (make_binfo): Set BINFO_DEPENDENT_BASE_P. + (reverse_path): Remove. + * cp/typeck.c (get_delta_difference): Adjust error messages. + * cp/semantics.c (finish_base_specifier): Add virtual arg, adjust. + * cp/search.c (lookup_base_r): Adjust. + (dynamic_cast_base_recurse): Adjust. + (canonical_binfo): Remove. + (dfs_canonical_queue): Remove. + (dfs_assert_unmarked_p): Remove. + (assert_canonical_unmarked): Remove. + (shared_marked_p, shared_unmarked_p): Remove. + (BINFO_ACCESS, SET_BINFO_ACCESS): Use TREE_PUBLIC & TREE_PRIVATE. + (dfs_access_in_type): Adjust. + (access_in_type): Adjust. + (dfs_accessible_queue_p): Adjust. + (dfs_accessible_p): Adjust. + (is_subobject_of_p_1, is_subobject_of_p): Remove. + (struct lookup_field_info): Remove from_dep_base_p field. + (lookup_field_queue_p): Adjust, test BINFO_DEPENDENT_BASE_P. + (lookup_field_r): Remove dependent base code. + (lookup_member): Likewise. + (dfs_walk, dfs_walk_real): Add access arg to queue fn. + (dfs_unmarked_real_bases_queue_p): Remove. + (dfs_marked_real_bases_queue_p): Remove. + (dfs_skip_vbases): Remove. + (dfs_get_pure_virtuals): Adjust. + (markedp, unmarkedp): Adjust. + (marked_vtable_pathp, unmarked_vtable_pathp): Remove. + (marked_pushdecls_p, unmarked_pushdecls_p): Adjust. + (dfs_unmark): Adjust. + (dfs_get_vbase_types):Remove. + (dfs_build_inheritance_graph_order): Remove. + (get_vbase_types): Remove + (dfs_find_vbase_instance): Remove. + (find_vbase_instance): Remove. + (dfs_debug_unmarkedp): Adjust. + (dependent_base_p): Remove. + (dfs_push_type_decls): Adjust. + (dfs_push_decls): Adjust. + (dfs_no_overlap_yet): Adjust. + (copied_binfo): New function. + (original_binfo): New function. + (binfo_for_vbase): Remove. + + Change base class access representation. + * java/class.c (set_super_info): Don't set TREE_VIA_PUBLIC. + (add_interface_do): Likewise. + +2003-02-20 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/sysv4.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define. + * config/rs6000/power4.md (power4-store,power4-vecstore): New + insn reservations. + (power4-fpstore): Compact. + +2003-02-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*iorsi3_w): New. + +2003-02-20 Josef Zlomek <zlomekj@suse.cz> + + * combine.c (distribute_notes): Kill REG_EXEC_COUNT. + * rtl.c (reg_note_name): Likewise. + * rtl.h (enum reg_note): Likewise. + * doc/invoke.texi: Likewise. + * doc/rtl.texi: Likewise. + +2003-02-20 Josef Zlomek <zlomekj@suse.cz> + + * bb-reorder.c (find_traces_1_round): Fix comment typo. + +2003-02-19 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (fold_real_zero_addition_p): Don't fold a zero + addition in the presence of signaling NaNs. + +2003-02-19 Krister Walfridsson <cato@df.lth.se> + + * tm.texi (INIT_CUMULATIVE_ARGS): Fix typo. + +2003-02-19 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (output_logical_op): Optimize or.l when + ORing with 0xffff??00 with the highest bit of the ?? part set. + (compute_logical_op_length): Update. + (compute_logical_op_cc): Likewise. + +2003-02-19 Josef Zlomek <zlomekj@suse.cz> + + * bb-reorder.c (find_traces_1_round): Fixed condition for small + destination block with multiple predecessors. + (connect_traces): Check whether the block is a start of trace. + +2003-02-19 Jan Hubicka <jh@suse.cz> + + * calls.c (expand_call): Update call of INIT_CUMULATIVE_ARGS + * function.c (assign_params): Likewise. + * arm-protos.h (arm_init_cumulative_args): Update prototype. + * arm.c (arm_init_cumulative_args): Update function. + * arm.h (INIT_CUMULATIVE_ARGS): Update. + * avr-protos.h (init_cumulative_args): Update prototype. + * avr.c (init_cumulative_args): Update function. + * avr.h (INIT_CUMULATIVE_ARGS): Update. + * d30v-protos.h (d30v_init_cumulative_args): Update prototype. + * d30v.c (d30v_init_cumulative_args): Update function. + * d30v.h (INIT_CUMULATIVE_ARGS): Update. + * frv-protos.h (frv_init_cumulative_args): Update prototype. + * frv.c (frv_init_cumulative_args): Update function. + * frv.h (INIT_CUMULATIVE_ARGS): Update. + * mips.c (mips_expand_prolgue): Update call of INIT_CUMULATIVE_ARGS. + * pa.h (INIT_CUMULATIVE_ARGS): Update. + * sparc-protos.h (init_cumulative_args): Update prototype. + * sparc.c (init_cumulative_args): Update function. + * sparc.h (INIT_CUMULATIVE_ARGS): Update. + * tm.texi (INIT_CUMULATIVE_ARGS): Update documentation. + +2003-02-19 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*iorsi3_two_qi_sext): New. + (*ashiftsi_sextqi_7): Likewise. + +2003-02-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for + ISO C99 and C++. + + * fixinc/inclhack.def (irix___restrict): Don't change __restrict + for C++ on IRIX 6.5.1[89]. + * fixinc/tests/base/internal/sgimacros.h: New file. + + * fixinc/inclhack.def (irix_wcsftime): Use XPG5 variant for C99. + * fixinc/tests/base/internal/wchar_core.h: New file. + + * fixinc/inclhack.def (irix_socklen_t): Fix broken IRIX 6.5.1[78] + socklen_t definition. + * fixinc/fixincl.x: Regenerate. + * fixinc/tests/base/sys/socket.h: New file. + Fixes PR libgcj/9652. + +2003-02-19 Jan Hubicka <jh@suse.cz> + + * i386.md (movsfcc_1, movdfcc_1): Fix constrains. + +2003-02-19 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_override_options): Initialize + align_jumps_max_skip and align_loops_max_skip. + +2003-02-19 Thierry Moreau <thierry.moreau@connotech.com> + + * config/rs6000/rs6000.c (rs6000_encode_section_info): Do not + test size if named section. + +2003-02-19 Daniel Jacobowitz <drow@mvista.com> + + * expr.c (expand_expr): Use gen_int_mode for the argument + to gen_rtx_MULT. + +2003-02-19 Jan Hubicka <jh@suse.cz> + + * i386.md (cosxf2): Fix conditional. + +2003-02-19 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (extendqisi2): Change to an expander. + (*extendqisi2_h8300): New. + (*extendqisi2_h8300hs): Likewise. + +2003-02-19 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Update the prototype for + split_adds_subs. Remove the prototypes for + const_int_le_2_operand and const_int_le_6_operand. + * config/h8300/h8300.c (split_adds_sub): Don't output inc/dec. + (const_int_le_2_operand): Remove. + (const_int_le_6_operand): Likewise. + * config/h8300/h8300.h (PREDICATE_CODES): Remove the entries + for const_int_le_2_operand and const_int_le_6_operand. + * config/h8300/h8300.md: Update all uses of split_adds_subs. + (a peephole2): New. + +2003-02-18 Jan Hubicka <jh@suse.cz> + + * cgraph.c (NPREDECESORC, SET_NPREDECESORS): Kill. + (cgraph_expand_function): Rewrite. + +2003-02-18 Matt Austern <austern@apple.com> + + * toplev.c, langhooks.c, langhooks-def.h: Move + write_global_declarations from toplev.c to langhooks.c. + +2003-02-18 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (general_operand_src): Always check + MODE. + (general_operand_dst): Likewise. + +2003-02-18 Roger Sayle <roger@eyesopen.com> + + * convert.c (convert_to_real): Also optimize (float)log(x) into + logf(x) where x is a float, i.e. also handle BUILT_IN_LOG{,L}. + +2003-02-18 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.c (unspec_caller_rtx_p): New. + (sh_cannot_copy_insn_p): New. + (TARGET_CANNOT_COPY_INSN_P): New. + +2003-02-18 Richard Henderson <rth@redhat.com> + + * c-common.c (handle_used_attribute): Accept static data too. + +2003-02-18 Nick Clifton <nickc@redhat.com> + Aldy Hernandez <aldyh@redhat.com> + + * testsuite/gcc.dg/20030218-1.c: New. + + * doc/tm.texi: Document TARGET_VECTOR_TYPES_COMPATIBLE. + + * target-def.h (TARGET_INITIALIZER): Add + TARGET_VECTOR_TYPES_COMPATIBLE. + (TARGET_VECTOR_TYPES_COMPATIBLE): New macro. + + * target.h (struct gcc_target): Add field vector_types_compatible. + + * c-typeck.c (comptypes): Take into account + TARGET_VECTOR_TYPES_COMPATIBLE. + (convert_for_assignment): Same. + + * config/rs6000/rs6000.c (is_ev64_opaque_type): New. + (rs6000_spe_vector_types_compatible): New. + (TARGET_VECTOR_TYPES_COMPATIBLE): Define. + +2003-02-19 Andreas Schwab <schwab@suse.de> + + * Makefile.in (toplev.o): Depend on $(LANGHOOKS_DEF_H). + * toplev.c: Include langhooks-def.h. + +2003-02-18 Chris Demetriou <cgd@broadcom.com> + + * config/mips/mips.h (enum processor_type): Sort entries + alphabetically. + * config/mips/mips.md (define_attr cpu): Sync with processor_type + enum values, including adding entries that were missing. + +2003-02-18 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.c (calc_live_regs): Also check GET_CODE when checking if + initial value for PR_REG is still the PR_REG register. + +2003-02-18 Jim Wilson <wilson@redhat.com> + + * config/ia64/ia64.md (floatdidf2, floatdisf2): Add %, before second + instruction in output template. + (bsp_value): Change output template from string to C code, add %, + before actual instruction. + (flushrs): Mark as not predicable. + +2003-02-18 Krister Walfridsson <cato@df.lth.se> + + * inclhack.def (netbsd_bogus_semicolon): New fix. + * fixincl.x: Rebuilt. + * tests/base/ctype.h: Update. + +2003-02-18 Roger Sayle <roger@eyesopen.com> + + * fold-const.c (negate_expr_p): New function to determine whether + an expression can be negated cheaply. + (fold) [MINUS_EXPR]: Use it to determine whether to transform + -A - B into -B - A for floating point types. + +2003-02-18 Roger Sayle <roger@eyesopen.com> + + * sbitmap.c (sbitmap_resize): New function. + * sbitmap.h (sbitmap_resize): Prototype here. + * recog.c (split_all_insns): Use sbitmap_resize. + +2003-02-18 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*zero_extendhisi2_h8300): Fix the + insn length. + (extendqisi2): Likewise. + (*extendhisi2_h8300): Likewise. + +2003-02-18 Matt Austern <austern@apple.com> + + * langhooks.h, langhooks-def.h: introduce new langhook, + final_write_globals, with write_global_declarations as default. + * toplev.c: Move invocation of wrapup_global_declarations from + compile_file to new function, write_global_declarations. Change + compile_file to use final_write_globals hook. Change + wrapup_global_declarations so writing to DECL_DEFER_OUTPUT is + conditional. + +2003-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.md: Correct and enhance comment. + +2003-02-18 Geoffrey Keating <geoffk@apple.com> + + * gcc.c (validate_switches): Don't scan past closing '}'. + +2003-02-18 Ben Elliston <bje@redhat.com> + + PR c++/1607 + * doc/extend.texi (Function Attributes): Document the effect of + the C++ "this" parameter on the counting of arguments for the + "format" and "format_arg" attributes. + +2003-02-17 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.h (__ev_stdd): Cast 2nd arg. + (__ev_stdw): Same. + (__ev_stdh): Same. + +2003-02-17 Jan Hubicka <jh@suse.cz> + + * recog.c (split_all_insns): Fix memory overflow. + +2003-02-17 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (cmpqi): Remove mode from compare. + (cmphi): Likewise. + (*cmphi_h8300): Likewise. + (*cmphi_h8300hs): Likewise. + (cmpsi): Likewise. + (7 peephole2): Likewise. + +2003-02-16 Jan Hubicka <jh@suse.cz> + + * c-typeck.c (build_c_cast): Fold constant variables into + initial values. + +2003-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Specific): Fix link for m68k-att-sysv. + (Binaries): Ditto for Sinix/Reliant Unix. + +2003-02-16 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (arm_reload_in_hi): Ensure that the scratch register does + not overlap the final result register. + +2003-02-16 Arend Bayer <arend.bayer@web.de> + Richard Henderson <rth@redhat.com> + + PR c/8068 + * fold-const.c (extract_muldiv_1): Rename from extract_muldiv; + rearrange mult arguments for less recursion. + (extract_muldiv): New. Prevent runaway recursion. + +2003-02-16 Danny Smith <dannysmith@users.sourceforge.net> + + * config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set + MASK_ALIGN_DOUBLE. + +2003-02-15 Roger Sayle <roger@eyesopen.com> + + * config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns + to load mathematical constants on K6, Athlon, Pentium 4 and PPro. + (ext_80387_constants_table): Global table of 80387 special constants + guarded by ext_80387_constants_init flag when not initialized. + (init_ext_80387_constants): New function to initialize this table. + (standard_80387_constant_p): Extend to recognize extra 80387 + constants, in XFmode, on processors where this is a win. + (standard_80387_constant_opcode): New function to return the + opcode associated with standard_80387_constant_p. + (standard_80387_constant_rtx): New function to return the XFmode + CONST_DOUBLE associated with standard_80387_constant_p. + (ix86_rtx_costs): Give the new constants the same cost as 1.0. + + * config/i386/i386-protos.h (standard_80387_constant_opcode): + Prototype here. + (standard_80387_constant_rtx): Likewise. + + * config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger, + *movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer, + *movtf_integer): Simplify using new standard_80387_constant_opcode. + +2003-02-15 Geoffrey Keating <geoffk@apple.com> + + * doc/invoke.texi (Optimize Options): Correct @option syntax. + +2003-02-15 Richard Henderson <rth@redhat.com> + + * Makefile.in (cfglayout.o): Depend on TARGET_H. + * cfglayout.c: Include target.h. + (cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p. + * target-def.h (TARGET_CANNOT_COPY_INSN_P): New. + * target.h (struct gcc_target): Add cannot_copy_insn_p. + + * config/alpha/alpha.c (alpha_cannot_copy_insn_p): New. + (TARGET_CANNOT_COPY_INSN_P): New. + (override_options): Revert 2003-02-08 hack. + +2003-02-15 Richard Henderson <rth@redhat.com> + + * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs. + (bypass_conditional_jumps): Accept computed_jump_p insns as well. + +2003-02-15 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.h (processor_type): Add PPC440. + * config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE, + TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD, + TARGET_SCHED_VARIABLE_ISSUE): Define. + (rs6000_use_dfa_pipeline_interface): New function. + (rs6000_multipass_dfa_lookahead): New Function. + (rs6000_variable_issue): New function. + (rs6000_adjust_cost): Add CMP and DELAYED_CR types. + (rs6000_issue_rate): Add PPC440. + * config/rs6000/rs6000.md (unspec list): Correct typo. + (attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u, + store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u, + cmp, delayed_cr, mfcr, mtcr. + (automata_option): Set "ndfa". + (extendMMNN2): Update attributes. + (movcc_internal1): Discourage move to non-cr0. Update + attributes. + (movMM_update): Update attributes. + (cmpMM_internal): Update attributes. + (sCC CR materialization): Update attributes. + (branch patterns): Do not discourage non-cr0. + (cr logical patterns): Prefer destructive register allocation. + Update attributes. + (movesi_from_cr): Update attribute. + (mtcrf_operation): Update attribute. + (mtcrfsi): Update attribute. + * config/rs6000/40x.md: New file. + * config/rs6000/603.md: New file. + * config/rs6000/6xx.md: New file. + * config/rs6000/7450.md: New file. + * config/rs6000/7xx.md: New file. + * config/rs6000/mpc.md: New file. + * config/rs6000/power4.md: New file. + * config/rs6000/rios1.md: New file. + * config/rs6000/rios2.md: New file. + * config/rs6000/rs64.md: New file. + [Some DFA descriptions based on work by Michael Hayes] + +2003-02-15 Richard Henderson <rth@redhat.com> + + * bb-reorder.c (find_traces_1_round): Don't connect easy to copy + successors with multiple predecessors. + (connect_traces): Try harder to copy traces of length 1. + + * function.h (struct function): Add computed_goto_common_label, + computed_goto_common_reg. + * function.c (free_after_compilation): Zap them. + * stmt.c (expand_computed_goto): Use them to produce one + indirect branch per function. + +2003-02-15 Richard Henderson <rth@redhat.com> + + * cfgcleanup.c: Include params.h. + (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES. Fix test for + too many outgoing edges from a block. + * Makefile.in (cfgcleanup.o): Depend on PARAMS_H. + * params.def (max-crossjump-edges): New. + * doc/invoke.texi: Document it. + +2003-02-15 Richard Henderson <rth@redhat.com> + + * recog.c (split_all_insns): Include new blocks in life update; + do a global life update. + +2003-02-15 Danny Smith <dannysmith@users.sourceforge.net> + + * config/i386/mingw32.h (LIBGCC_SPEC): Add libmingwex.a. + Update copyright. + * config/i386/cygwin.h (LIBGCC_SPEC): Add libmingwex.a for + -mno-cygwin case. + +2003-02-14 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> + + PR optimization/7702 + * reload1.c (reload_cse_simplify_set): Honor + CANNOT_CHANGE_MODE_CLASS. + +2003-02-14 Alexandre Oliva <aoliva@redhat.com> + + * config/mn10300/mn10300.c (mn10300_wide_const_load_uses_clr): New + function. + * config/mn10300/mn10300-protos.h: Declare it. + * config/mn10300/mn10300.md (movdi, movdf): Use it to compute + attribute cc of instructions that may use clr. + +2003-02-14 Kazu Hirata <kazu@cs.umass.edu> + + * simplify-rtx.c (simplify_binary_operation): Simplify ~y when + (x - (x & y)) is found. + +2003-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * configure.in: Fix typo. + * configure: Regenerate. + +2003-02-14 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New. + +2003-02-13 Adam Nemet <anemet@lnxw.com> + + PR opt/2391 + * combine.c: Fix spelling in comment. + (cached_nonzero_bits): New function. + (cached_num_sign_bit_copies): New function. + (nonzero_bits_with_known): New macro. + (num_sign_bit_copies_with_known): New macro. + (nonzero_bits1): Rename from nonzero_bits. Add three new + arguments. Change calls from nonzero_bits to + nonzero_bits_with_known. + (num_sign_bit_copies1): Rename from num_sign_bit_copies. Add + three new arguments. Change calls from num_sign_bit_copies to + num_sign_bit_copies_with_known. + (nonzero_bits): New macro. + (num_sign_bit_copies): New macro. + (update_table_tick): Don't traverse identical subexpression more + than once. + (get_last_value_validate): Likewise. + +2003-02-13 Zack Weinberg <zack@codesourcery.com> + + * emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx. + * function.h (struct emit_status): Length of regno_pointer_align + and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no, + not regno_pointer_align_length (i.e. length actually used, not + length as allocated) + + * config/i386/i386.c (struct stack_local_entry): New. + (struct machine_function): Replace huge array with alist. + (assign_386_stack_local): Change to match. + +2003-02-13 John David Anglin <dave.anglin@nrc-crnc.gc.ca> + + * inclhack.def (hpux_long_double): Tighten select and add bypass + regexp. + * fixincl.x: Rebuilt. + +2003-02-13 Josef Zlomek <zlomekj@suse.cz> + + * cfgcleanup.c (outgoing_edges_match): When there is single outgoing + edge and block ends with a jump insn it must be simple jump. + +2003-02-13 Daniel Jacobowitz <drow@mvista.com> + + * Makefile.in (PREPROCESSOR_DEFINES): Add + @TARGET_SYSTEM_ROOT_DEFINE@. + * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot + is specified or if building a cross compiler. + (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE + if the sysroot is under $exec_prefix. + * configure: Regenerated. + * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is + defined. + (struct default_include): Add add_sysroot field. + (cpp_SYSROOT): Declare. + * cppdefault.c (cpp_include_defaults): Fill in add_sysroot + field. + (cpp_SYSROOT): New variable. + * cppinit.c (cpp_create_reader): Initialize + CPP_OPTION (pfile, sysroot). + (init_standard_includes): Handle add_sysroot. Do not + add unrelocated copies of relocated directories. + (COMMAND_LINE_OPTIONS): Add -isysroot. + (cpp_handle_option): Handle -isysroot. + * cpplib.h (struct cpp_options): Add sysroot member. + * gcc.c (The Specs Language): Update description of %I. + (target_system_root_changed): New variable. + (process_command): Conditionalize make_relative_prefix call + on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE. Set + target_system_root_changed. + (do_spec_1): Add -isysroot to %I. + * doc/invoke.texi (Spec Files): Update description of %I. + * doc/install.texi (--with-sysroot): Update comment about + relocation. + +2003-02-13 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): New. + +2003-02-13 Robert Lipe <robertlipe@usa.net> + Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Specific): Update three SCO-related URLs. + +2003-02-13 Andreas Schwab <schwab@suse.de> + + * cgraph.c (SET_NPREDECESORS): Add intermediate cast to size_t. + Parenthesize properly. + (NPREDECESORS): Parenthesize properly. + +2003-02-13 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * timevar.h (POP_TIMEVAR_AND_RETURN): New macro. + +2003-02-12 Roger Sayle <roger@eyesopen.com> + + * config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant. + (atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns. + + * reg-stack.c (subst_stack_regs_pat): Add support for binary + UNSPEC instructions (e.g. "fpatan"). + +2003-02-12 Mike Stump <mrs@apple.com> + + * varray.c (element_size): Remove. + (uses_ggc): Remove. + (element): Add. + (varray_init): Use new interface. + (varray_grow): Use new interface. + (varray_clear): Use new interface. + +2003-02-12 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.h: Add casts to the arguments of the following + macros: evfsabs, evfsnabs, evfsneg, evfsadd, evfssub, evfsmul, + evfsdiv, evfscfui, evfscfsi evfscfuf evfscfsf, evfsctui, evfsctsi, + evfsctuf, evfsctsf, evfsctuiz, evfsctsiz, __ev_get_upper*, + __ev_get_lower*, __ev_get_u32, __ev_get_s32, __ev_get_fs, + __ev_get_u16, __ev_get_s16. + +2003-02-12 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): New. + +2003-02-12 Jan Hubicka <jh@suse.cz> + + * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time + (OBJS): Add cgraph.o + (cgraph.o): New. + * c-decl.c (expand_body_1): Break out from ... + (expand_body): This one; change calling convention + (finish_function): Move some of expand_body logic here. + (c_expand_deferred_function): Update call of expand_body + (c_expand_stmt): Use c_expand_body_1. + * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define. + * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code. + * c-tree.h (c_expand_body): Declare. + * cgraph.c: New file. + * flags.h (flag_unit_at_a_time): Declare. + * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION, + LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, + LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros. + * langhooks.h (struct lang_hooks_for_callgraph): New. + (struct lang_hooks): Add callgraph field. + * toplev.c (flag_unit_at_a_time): New. + (lang_independent_options): Add flag_unit_at_a_time. + (process_options): Disable unit-at-a-time mode for frontends not + supporting callgraph. + * tree-inline.c (typedef struct inline_data): Add "decl" + (expand_call_inline): Update callgraph. + (optimize_inline_calls): Set id.decl. + * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit, + cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call + cgraph_calls_p): Declare. + * invoke.texi (-funit-at-a-time): Document. + +2003-02-12 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.h: Fix misc formatting. + (__ev_create_ufix32_fs): Cast ev argument. + (__ev_create_sfix32_fs): Same. + (__ev_get_sfix32_fs_internal): Cast arguments to builtins. + (__ev_get_ufix32_fs_internal): Same. + +2003-02-12 Ranjit Mathew <rmathew@hotmail.com> + + * doc/tm.texi (MODIFY_JNI_METHOD_CALL): Document. + * config/i386/cygwin.h (MODIFY_JNI_METHOD_CALL): New macro. + +2003-02-12 Zack Weinberg <zack@codesourcery.com> + + * cpplib.c (do_include_common): Move warnings for + #include_next and #import out to callers. Use early-return + instead of nested ifs. Don't do check_eol here. + (parse_include): Do check_eol here with the rest of the + parsing stuff. + (do_include_next, do_import): Now handle warnings. + +2003-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Specific): Update AVR- and Darwin-related URLs. + +2003-02-12 Jan Hubicka <jh@suse.cz> + + * predict.c (estimate_probability): Fix roundoff error. + +2003-02-12 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Don't handle 65535. + (two peephole2): New. + +2003-02-12 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (several peephole2): Replace + find_regno_note with peep2_reg_dead_p. + +2003-02-11 Richard Henderson <rth@redhat.com> + + * gcse.c (lookup_set): Remove unused argument PAT. Update + both callers. + +2003-02-11 Geoffrey Keating <geoffk@apple.com> + + * diagnostic.c (real_abort): New. + (diagnostic_report_diagnostic): Call real_abort on error. + * diagnostic.h (diagnostic_abort_on_error): New. + (struct diagnostic_context): Add abort_on_error field. + * toplev.c (setup_core_dumping): New. + (decode_d_option): Handle 'H' case. + * doc/invoke.texi (Debugging Options): Document -dH. + +2003-02-11 Nathanael Nerode <neroden@gcc.gnu.org> + + * Makefile.in: Remove pointless setting of CXXFLAGS for dejagnu + which refers to obsolete directories. + +2003-02-11 Richard Henderson <rth@redhat.com> + + * config/alpha/linux.h (TARGET_C99_FUNCTIONS): New. + +2002-10-21 Jan Hubicka <jh@suse.cz> + + * i386.c (contains_128bit_aligned_vector_p): New function. + (ix86_function_arg_boundary): Properly align vector modes. + +2003-02-11 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.md (set_frame_ptr): Change rtl to set reg a7. + * config/xtensa/xtensa.c (xtensa_reorg): Search for UNSPECV_SET_FP + as a SET pattern. + +2003-02-11 Roger Sayle <roger@eyesopen.com> + + * builtins.c: Fix failure caused by commiting wrong patch. + +2003-02-11 Dale Johannesen <dalej@apple.com> + * ra-build.c (compare_and_free_webs): Relax checking. + * config/rs6000/darwin.h (HOT_TEXT_SECTION_NAME): Define. + (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define. + +2003-02-11 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> + + PR optimization/9651 + * rtlanal.c (may_trap_p): Handle FIX. + +2003-02-11 Dave Jones <davej@codemonkey.org.uk> + + * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE. + * doc/invoke.texi: Extra alias. + +2003-02-11 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/host-darwin.c: Fix comment. + +2003-02-11 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (divmodsi4): Use register_operand + predicate for mod result. + +2003-02-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * inclhack.def (hpux_long_double, hpux10_ctype_declarations1, + hpux10_ctype_declarations2, hpux_ctype_macros): New hacks. + * fixincl.x: Rebuilt. + * tests/base/stdlib.h: Update. + * tests/base/ctype.h: New file. + +2003-02-11 Jan Hubicka <jh@suse.cz> + + * emit-rtl.c (emit_copy_of_insn_after): Copy insn recog cache too. + +2003-02-11 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_expand_movstr): Fail if esi or edi + appropriated as globals. + (ix86_expand_clrstr): Similarly. + * config/i386/i386.md (cmpstrsi): Similarly. + +2003-02-11 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Add a case of 255. + +2003-02-11 Roger Sayle <roger@eyesopen.com> + + * optabs.h (enum optab_index): Add new OTI_pow and OTI_atan2. + (pow_optab, atan2_optab): Define corresponding macros. + * optabs.c (init_optabs): Initialize pow_optab and atan2_optab. + * genopinit.c (optabs): Implement pow_optab and atan2_optab + using pow?f3 and atan2?f3 patterns. + * builtins.c (expand_errno_check): New function to update errno + if necessary, split out from expand_builtin_mathfn. + (expand_builtin_mathfn): Use expand_errno_check. + (expand_builtin_mathfn_2): New function to handle expanding binary + math functions, reusing the code in expand_errno_check. + (expand_builtin): Handle the pow and atan2 math built-ins, + BUILT_IN_{POW,POWF,POWL,ATAN2,ATAN2F,ATAN2L} via the new function + expand_builtin_mathfn_2. + + * doc/md.texi: Document new pow?f3 and atan2?f3 patterns. + +2003-02-11 Jan Hubicka <jh@suse.cz> + + * combine.c (combine_simplify_rtx): Fix folding of + nested float_truncates. + +2003-02-11 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (a peephole2): Fix a typo. + +2003-02-11 Richard Earnshaw <rearnsha@arm.com> + + * arm.mc (return_address_mask): Use CC_REGNUM for the condition code + register number. + +2003-02-11 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Add a prototype for + gtuleu_operator. + * config/h8300/h8300.c (gtuleu_operator): New. + * config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator. + * config/h8300/h8300.md (a peephole2): New. + +2003-02-11 Jan Hubicka <jh@suse.cz> + + * sched-ebb.c (schedule_ebbs): Do not verify_flow_info. + +2003-02-11 Jan Hubicka <jh@suse.cz> + + * predict.c (choose_function_section): Choose sections correctly. + +2003-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * reload1.c (first_label_num): New. + (reload): Index offsets_known_at and offsets_at using difference of + label number and first label number. Don't use offset pointers. + (set_label_offsets, set_initial_label_offsets): Likewise. + +2003-02-10 Roger Sayle <roger@eyesopen.com> + + * mips-tfile.c (init_file): Add missing initializers in the + "#ifdef __alpha" case. + (file_offset, max_file_offset): Declare as unsigned long. + (write_varray): Cast to "unsigned long" in comparisons against + either file_offset or max_file_offset. + (write_object): Likewise. + (read_seek): Likewise. + (copy_object): Likewise. Declare "ifd" as int to match its use + in add_ext_symbol, and avoid signed/unsigned conditional warning. + +2003-02-10 Nick Clifton <nickc@redhat.com> + Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Do not + override options which have been specified on the command line. + +2003-02-10 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (abssf2): New. + (*abssf2_h8300): Likewise. + (*abssf2_h8300hs): Likewise. + +2003-02-10 Phil Edwards <pme@gcc.gnu.org> + + * tree.c (build_tree_list): Fix parameter names in comment. + +2003-02-10 Janis Johnson <janis187@us.ibm.com> + + * config/rs6000/ppc64-fp.c: New file. + * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add ppc64-fp.c. + +2003-02-10 Josef Zlomek <zlomekj@suse.cz> + + * Makefile.in (bb-reorder.o): Add dependency on $(FIBHEAP_H). + * bb-reorder.c (make_reorder_chain): Deleted. + (make_reorder_chain_1): Deleted. + (find_traces): New function. + (rotate_loop): New function. + (mark_bb_visited): New function. + (find_traces_1_round): New function. + (copy_bb): New function. + (bb_to_key): New function. + (better_edge_p): New function. + (connect_traces): New function. + (copy_bb_p): New function. + (get_uncond_jump_length): New function. + (reorder_basic_blocks): Use new functions (Software Trace Cache). + * cfgcleanup.c (outgoing_edges_match): Enable crossjumping across loop + boundaries. + +2003-02-10 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (bdesc_2arg): Change spe_evxor to xorv2si3. + +2003-02-09 Dan Nicolaescu <dann@ics.uci.edu> + + * tree.h (struct tree_decl): Remove unused live_range_rtl field. + (DECL_LIVE_RANGE_RTL): Remove. + +2003-02-10 Nick Clifton <nickc@redhat.com> + + * config/arm/aof.h, config/arm/aout.h, config/arm/arm-modes.def, + config/arm/arm-protos.h, config/arm/arm.c, config/arm/arm.h, + config/arm/arm.md, config/arm/cirrus.md, config/arm/coff.h, + config/arm/conix-elf.h, config/arm/ecos-elf.h, config/arm/elf.h, + config/arm/freebsd.h, config/arm/linux-elf.h, + config/arm/linux-gas.h, config/arm/netbsd-elf.h, + config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h, + config/arm/rtems-elf.h, config/arm/semi.h, config/arm/semiaof.h, + config/arm/strongarm-coff.h, config/arm/strongarm-elf.h, + config/arm/strongarm-pe.h, config/arm/uclinux-elf.h, + config/arm/unknown-elf-oabi.h, config/arm/unknown-elf.h, + config/arm/xscale-elf.h: Replace occurances of "GNU CC" with "GCC" + and reformat as appropriate. + +2003-02-10 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/clzsi2.c: Remove. + * config/h8300/ctzsi2.c: Likewise. + * config/h8300/paritysi2.c: Likewise. + * config/h8300/popcountsi2.c: Likewise. + * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Remove clzsi2, + ctzsi2, paritysi2, and popcountsi2. + +2003-02-10 Eric Botcazou <ebotcazou@libertysurf.fr> + Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de> + + PR c/7741 + * c-decl.c (duplicate_decls): Discard the initializer of the + new decl when the types are conflicting. + +2003-02-10 Josef Zlomek <zlomekj@suse.cz> + + * Makefile.in (sreal.o): Added. + (predict.o): Depends on sreal.h instead of real.h. + * sreal.c: New file. + * sreal.h: New file. + * predict.c: Use sreal.c instead of real.c. + +2003-02-10 Nick Clifton <nickc@redhat.com> + + * Contributed support for the Cirrus EP9312 "Maverick" + floating point co-processor. Written by Aldy Hernandez + <aldyh@redhat.com>. + (config/arm/arm.c): Add Cirrus support. + (config/arm/arm.h): Likewise. + (config/arm/aout.h): Likewise. + (config/arm/arm.md): Likewise. + (config/arm/arm-protos.h): Likewise. + (config.gcc): Likewise. + (doc/invoke.texi): Describe new -mcpu value and new + -mcirrus-fix-invalid-insns switch, + (cirrus.md): New file. + +2003-02-10 Jan Hubicka <jh@suse.cz> + + * combine.c (combine_simplify_rtx): Simplify using + (float_truncate (float x)) is (float x) + (float_extend (float_extend x)) is (float_extend x). + +2003-02-10 Alan Modra <amodra@bigpond.net.au> + + * calls.c (try_to_integrate): Tidy stack_usage_map access. + (emit_library_call_value_1): Likewise. Formatting. + (store_one_arg): Likewise. + +2003-02-09 Nick Clifton <nickc@redhat.com> + Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/spe.md: spe_evlhhesplat, spe_evlhhossplat, + spe_evlhhousplat, spe_evlwhsplat, spe_evlwwsplat, spe_evldd, + spe_evldh, spe_evldw, spe_evlwhe, spe_evlwhos, spe_evlwhou, + spe_evstdd, spe_evstdh, spe_evstdw, spe_evstdwx, spe_evstwhe, + spe_evstwho, spe_evstwwe, spe_evstwwo: Fix syntax to match newest + docs. Add range test for immediate value. + +2003-02-09 Aldy Hernandez <aldyh@redhat.com> + + Rename spe_evxor to xorv2si3. + (xorv4hi3): New. + (xorv1di3): New. + +2003-02-10 Glen Nakamura <glen@imodulo.com> + + * doc/extend.texi (C++98 Thread-Local Edits): Add missing @item + tag. + +2003-02-10 Jan Hubicka <jh@suse.cz> + + * i386.c (vector_move_operand): New predicate. + (ix86_expand_vector_move): Be happy about 0. + * i386.h (PREDICATE_CODES): Add sse-move_operand. + * i386.md (mov*_internal): Add 'C' alternative. + +2003-02-09 Jan Hubicka <jh@suse.cz> + + * i386.md (floathi*): Deal with SSE. + +2003-02-09 Jan Hubicka <jh@suse.cz> + + * simplify-rtx.c (simplify_unary_operation, + simplify_binary_operation): Deal with vector modes + (simplify_ternary_operation): Deal with no-op VEC_MERGE. + +2003-02-09 Richard Sandiford <rsandifo@redhat.com> + + * toplev.c (rest_of_compilation): Recompute register usage after + split_all_insns. + +2003-02-09 Richard Henderson <rth@redhat.com> + + * libgcc-std.ver (__clztf2): New. + (__ctztf2, __popcounttf2, __paritytf2): New. + * libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2, + __popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode; + adjust code to match the different type sizes. + * libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2, + __clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros. + + * optabs.c (init_integral_libfuncs): Don't hard-code SImode and + TImode; select word_mode and twice that. + (init_floating_libfuncs): Don't hard-code SFmode and TFmode; + select the modes from float, double, and long double. + (init_optabs): Remove duplicate initializations. + +2003-02-09 Wolfgang Bangerth <bangerth@ticam.utexas.edu> + + * doc/install.texi: Squeeze and streamline section on + testing and regression checking. + +2003-02-09 Jan Hubicka <jh@suse.cz> + + * i386.md (ahi?v*3): Set third operand type to TImode. + * i386.c (ix86_expand_binop_builtin): Extend operand when needed. + + * simplify-rtx.c (simplify_subreg): Fix conversion from vector into + integer mode. + + * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE): + Change code so they are arithmetic expressions now. + * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation, + simplify_ternary_operation): Deal with VEC_* expressions. + + * i386.md (vmaskcmp, pinsrw, movd patterns): Fix RTL representation. + +2003-02-08 Jan Hubicka <jh@suse.cz> + + * cfgrtl.c (verify_flow_info): Use control_flow_insn_p. + * reload1.c (fixup_abnormal_edges): Split basic blocks when EH edges + possibly got duplicated. + +2003-02-08 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (override_options): Turn off explicit + relocs until post-peep2 code duplication resolved. + +2003-02-08 Kazu Hirata <kazu@cs.umass.edu> + + * optabs.c (expand_unop): Widen clz properly when clz is done + via libcall. + +2003-02-08 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/clzsi2.c: Replace "GNU CC" with "GCC". + * config/h8300/crti.asm: Likewise. + * config/h8300/crtn.asm: Likewise. + * config/h8300/ctzsi2.c: Likewise. + * config/h8300/fixunssfsi.c: Likewise. + * config/h8300/h8300-protos.h: Likewise. + * config/h8300/h8300.c: Likewise. + * config/h8300/h8300.h: Likewise. + * config/h8300/h8300.md: Likewise. + * config/h8300/paritysi2.c: Likewise. + * config/h8300/popcountsi2.c: Likewise. + * config/h8300/rtems.h: Likewise. + +2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * doc/invoke.texi: Documentation for my previous commit. + * doc/passes.texi: Ditto. + +2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cfgloop.h (fix_loop_placement, can_duplicate_loop_p, + duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb): + Declare. + (DLTHE_FLAG_UPDATE_FREQ): New. + * cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to, + loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs, + rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements, + fix_bb_placement, fix_bb_placements, place_new_loop, + scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges): + New static functions. + (fix_loop_placement, can_duplicate_loop_p, + duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb): + New functions. + + * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize, + unswitch_loops): Declare. + * loop-init.c: New file. + * loop-unswitch.c: New file. + * Makefile.in (loop-init.o, loop-unswitch.o): New. + * params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New. + * toplev.c (DFI_loop2): New dump. + (flag_unswitch_loops): New. + (lang_independent_options): Add it. + (rest_of_compilation): Call new loop optimizer. + (parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3. + +2003-02-08 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/clzsi2.c: New. + * config/h8300/ctzsi2.c: Likewise. + * config/h8300/paritysi2.c: Likewise. + * config/h8300/popcountsi2.c: Likewise. + * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files. + +2003-02-07 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define. + * config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2. + (ctzsi2): New pattern. + (ffssi2): Use clz instead of unspec. + (clzdi2): Rename from cntlzd2. + (ctzdi2): New pattern. + (ffsdi2): Use clz instead of unspec. + +2003-02-07 Loren James Rittle <ljrittle@acm.org> + + * config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice. + * config/ia64/freebsd.h (LINK_SPEC): Likewise. + * config/sparc/freebsd.h (LINK_SPEC): Likewise. + * config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches. + +2003-02-07 Wolfgang Bangerth <bangerth@ticam.utexas.edu> + + * doc/trouble.texi: Document pitfalls of two-stage name lookup. + +2003-02-07 Richard Henderson <rth@redhat.com> + + PR 9226 + * gcse.c (local_cprop_find_used_regs): New. + (local_cprop_pass): Use it. + +2003-02-07 Fred Fish <fnf@intrinsity.com> + + * mips-tfile.c (parse_def): Parenthesize assignments to fix + precedence bugs. + +2003-02-07 Segher Boessenkool <segher@koffie.nl> + + * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE. + +2003-02-07 Roger Sayle <roger@eyesopen.com> + + * builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type. + (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise. + (BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise. + * builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l + builtin functions (and their __builtin_* variants). + * builtins.c (mathfn_built_in): Handle missing log{,f,l} cases. + (expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l} + when not optimizing. + + * doc/extend.texi: Document new pow and atan2 builtins, and + their float and long double variants. Realphabetize builtins. + +2003-02-07 Jan Hubicka <jh@suse.cz> + + * i386.md (sse2_nandv2di3): Fix. + +2003-03-07 Danny Smith <dannysmith@users.sourceforge.net> + + * config/i386/i386.h (MS_AGGREGATE_RETURN): New define. + * config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default + definition. + * config/i386/i386.h (ix86_return_in_memory): Return aggregate + types of up to 8 bytes via registers if MS_AGGREGATE_RETURN. + +2003-02-07 Jan Hubicka <jh@suse.cz> + + * i386.md (movdi_rex64_1): Fix mmx<->int move opcode. + +2003-02-07 Daniel Berlin <dberlin@dberlin.org> + + * cfg.c (dump_flow_info): Add back accidently deleted line. + +2003-02-07 Andrey Petrov <petrov@netbsd.org> + + * optabs.c (expand_float): Search wider integer modes first. + +2003-02-07 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this + based on preprocessor flag. + +2003-02-07 Roger Sayle <roger@eyesopen.com> + Richard Henderson <rth@redhat.com> + + * gcse.c (implicit_sets): New. + (compute_hash_table_work): Include them in hash table. + (find_implicit_sets, fis_get_condition): New. + (one_cprop_pass): Allocate and free implicit_sets; call + find_implicit_sets before building hash table. + +2003-02-07 Jason Thorpe <thorpej@wasabisystems.com> + + * config/t-netbsd (USER_H): Revert previous change. + +2003-02-07 Gabor Greif <ggreif@lucent.com> + + * doc/c-tree.texi (Namespaces): Fix typo. + +2003-02-07 Jan Hubicka <jh@suse.cz> + + * regrename.c (do_replace, find_oldest_value_reg, + copyprop_hardreg_forward_1): Update register attributes. + +2003-02-06 Vladimir Makarov <vmakarov@redhat.com> + + * genautomata.c (VLA_PTR_CREATE, VLA_PTR_EXPAND, VLA_PTR_ADD, + VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD): Use temporay + variables starting with underscore. + (struct unit_usage): New structure. + (unit_usages, cycle_alt_unit_usages): New global variables. + (check_unit_distribution_in_reserv): Remove it. + (store_alt_unit_usage): New function. + (check_regexp_units_distribution): Rewrite it. + +2003-02-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * config.gcc (hppa*-*-linux*): Set MASK_NO_SPACE_REGS in + target_cpu_default. + * pa.c (attr_length_call): Add 8 to call length (long indirect PA 1.X) + if not MASK_NO_SPACE_REGS. + (output_call): Adjust return pointer, don't load new space register + into %sr0, and use %sr4 for call if TARGET_NO_SPACE_REGS is true. + (pa_asm_output_mi_thunk): Don't load new space register into %sr0 if + TARGET_NO_SPACE_REGS is true. + * pa.md (return_external_pic): Add TARGET_NO_SPACE_REGS to insn + conditions. + (epilogue): Always use return_internal if TARGET_NO_SPACE_REGS is true. + (interspace_jump): Add new pattern for when TARGET_NO_SPACE_REGS is + true. Use bve when TARGET_64BIT is true. + +2003-02-06 Richard Henderson <rth@redhat.com> + + * combine.c (nonzero_bits): Fix double break. + +2003-02-06 Eric Botcazou <ebotcazou@libertysurf.fr> + Richard Henderson <rth@redhat.com> + + PR c/9530 + * config/i386/i386.c (ix86_function_ok_for_sibcall): Forbid sibcalls + from functions that return a float to functions that don't. + +2003-02-06 Jan Hubicka <jh@suse.cz> + + * i386.c (x86_inter_unit_moves): New variable. + (ix86_secondary_memory_needed): Fix 64bit case, honor + TARGET_INTER_UNIT_MOVES + * i386.h (x86_inter_unit_moves): Declare. + (TARGET_INTER_UNIT_MOVES): New macro. + * i386.md (movsi_1): Cleanup constraints; disable + when not doing inter-unit moves. + (movsi_1_nointernunit): New. + (movdi_1_rex64): Fix constraints; deal with SSE->GPR moves. + (movdi_1_rex64_nointerunit): New. + (mivsf_1): disable when not doing inter-unit moves. + (movsf_1_nointerunit): New. + + * basic-block.h (inside_basic_block_p): Declare. + * cfgbuild.c (inside_basic_block_p): Make global. + * haifa-sched.c (unlink_other_notes): Deal with NOT_INSN_BASIC_BLOCK. + * scheudle-ebb.c (schedule_ebb): Return last basic block of trace; + update CFG. + (fix_basic_block_boundaries, add_missing_bbs): New. + (rank): Use profile. + (scheudle_ebbs): Rely on CFG; update coments. + +2003-02-05 Geoffrey Keating <geoffk@apple.com> + + * Makefile.in (host_hook_obj): New. + (OBJS): Add $(host_hook_obj). + (host_default.o): New rule. + * config.gcc (host_hook_obj): New, default to host-default.o. + (powerpc-*-darwin*): Use host-darwin.o. + (out_host_hook_obj): New. + * configure: Regenerate. + * configure.in: Print information about out_host_hook_obj, substitute + into output files. + * host-default.c: New file. + * hosthooks.h: New file. + * toplev.c (general_init): Call host_hooks.extra_signals. + * config/rs6000/host-darwin.c: New file. + * config/rs6000/x-darwin: New file. + * doc/hostconfig.texi: Add documentation for new host hook. + Rearrange existing documentation. + +2003-02-05 Roger Sayle <roger@eyesopen.com> + + * dwarf2out.c (mem_loc_descriptor): Replace ASM_SIMPLIFY_DWARF_ADDR + with *targetm.delegitimize_address. + (rtl_for_decl_location): Likewise. + * dwarfout.c (output_mem_loc_descriptor): Likewise. Include target.h. + * Makefile.in (dwarf2out.c, dwarfout.c): Depend upon $(TARGET_H) + + * config/i386/i386.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition. + * config/i386/i386-protos.h (i386_simplify_dwarf_addr): Remove + prototype. + * config/i386/i386.c (ix86_delegitimize_address): Renamed from + i386_simplify_dwarf_addr. Made static. Prototyped. + (TARGET_DELEGITIMIZE_ADDRESS): Update definition from + i386_simplify_dwarf_addr to ix86_delegitimize_address. + (ix86_find_base_term): Likewise. + (maybe_get_pool_constant): Likewise. + + * config/s390/s390.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition. + * config/s390/s390-protos.h (s390_simplify_dwarf_addr): Remove + prototype. + * config/s390/s390.c (s390_delegitimize_address): Renamed from + s390_simplify_dwarf_addr. Made static. Prototyped. + (TARGET_DELEGITIMIZE_ADDRESS): Define as s390_delegitimize_address. + +2003-02-05 Richard Henderson <rth@redhat.com> + + PR c/8602 + * integrate.c (output_inline_function): Reset input_filename + and lineno from the decl before rest_of_compilation. + +2003-02-05 Richard Henderson <rth@redhat.com> + + * defaults.h (CLZ_DEFINED_VALUE_AT_ZERO): New. + (CTZ_DEFINED_VALUE_AT_ZERO): New. + * doc/rtl.texi, doc/tm.texi: Document them. + + * combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness + of the value at zero properly. + * fold-const.c (tree_expr_nonnegative_p): Likewise. + * simplify-rtx.c (simplify_unary_operation): Likewise. + + * config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New. + (CTZ_DEFINED_VALUE_AT_ZERO): New. + + * config/arm/arm.c (TARGET_INIT_BUILTINS): Remove. + (TARGET_EXPAND_BUILTIN): Remove. + (def_builtin, arm_init_builtins, arm_expand_builtin): Remove. + * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New. + (enum arm_builtins): Remove. + * config/arm/arm.md (UNSPEC_CLZ): Remove. + (clzsi2): Rename from clz; use clz instead of unspec. + (ctzsi2): New. + * config/arm/arm-protos.h: Update. + +2003-02-05 Jan Hubicka <jh@suse.cz> + + * i386-protos.h (x86_emit_floatuns): Declare. + * i386.c (x86_emit_floatuns): New global function. + * i386.md (floatunssisf2, floatunsdisf2, + floatunsdidf2): New patterns. + +2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cfgloopmanip.c (force_single_succ_latches): Fix missindentation. + +2003-02-05 Hans Boehm <Hans.Boehm@hp.com> + + * config/ia64/unwind-ia64.c: include coretypes.h, tm.h to get + config/ia64/linux.h + +2003-02-05 Roger Sayle <roger@eyesopen.com> + + * cfgloop.h (flow_bb_inside_loop_p): Correct prototype again. + +2003-02-05 Jakub Jelinek <jakub@redhat.com> + + PR optimization/8555 + * config/i386/i386.md (sse_mov?fcc split): Handle op2 == op3 case + instead of aborting. + +2003-02-04 Richard Henderson <rth@redhat.com> + + * config/i386/i386.md (UNSPEC_BSF): Remove. + (ffssi2): Split into cmove and no_cmove insns and splitters; + lose pentium float trick for now. + (ffssi_1): Add * to name; use CTZ instead of UNSPEC. + (ctzsi2, clzsi2, bsr): New. + +2003-02-04 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (rtx_needs_barrier): Handle POPCOUNT, + UNSPEC_GETF_EXP; remove UNSPEC_POPCNT. + * config/ia64/ia64.md (UNSPEC_POPCNT): Remove. + (ffsdi2): Use popcount instead of unspec. + (popcountdi2): Rename from *popcnt. + (ctzdi2, clzdi2, getf_exp_tf): New. + +2003-02-04 Kazu Hirata <kazu@cs.umass.edu> + + * genconfig.c (main): Generate CC0_P. + * rtl.h (CC0_P): Remove. + +2003-02-04 Richard Henderson <rth@redhat.com> + + * libgcc2.h, libgcc2.c (__ffsSI2): New. + (__ffsDI2): Rename from __ffsdi2. + * mklibgcc.in (lib2funcs): Add _ffssi2. + +2003-02-04 Richard Henderson <rth@redhat.com> + + * libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction + rounds with a "bit table" lookup. + +2003-02-04 Ulrich Weigand <uweigand@de.ibm.com> + + * reload.c (find_reloads): Do not use the mode specified in the insn + pattern as reload mode for address operands. Do not generate optional + reloads for operands where a mandatory reload was already pushed. + +2003-02-04 Richard Henderson <rth@redhat.com> + + * longlong.h [alpha] (count_leading_zeros, count_trailing_zeros): Use + builtins instead of inline assembly. + +2003-02-04 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> + + PR c/9376 + * libgcc2.c (__subvdi3): Fix typo. + +2003-02-04 Jan Hubicka <jh@suse.cz> + + * i386.md (movti_rex64): Fix constraint. + +2003-02-04 Jan Hubicka <jh@suse.cz> + + * i386.md (vector push splitters): Fix typo in resolving conflict. + +2003-02-04 Rodney Brown <rbrown64@csc.com.au> + + * config/i386/i386.c (x86_function_profiler): Fix typo in format. + +2003-02-04 Phil Edwards <pme@gcc.gnu.org> + + * doc/install.texi (*-*-linux-gnu): Mention glibc requirements + for recent libstdc++. Remove formatting cruft. + +2003-02-04 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (dwarf2out_finish): Add AT_comp_dir + attribute even if input file name is absolute, but one of the + includes is relative. + +2003-02-04 Joseph S. Myers <jsm@polyomino.org.uk> + + * doc/gcc.texi, doc/gccint.texi, doc/gcov.texi, + doc/include/fdl.texi, doc/invoke.texi: Update to GFDL 1.2. + * doc/install.texi: Update copyright dates. Update to GFDL 1.2. + +2003-02-03 Richard Henderson <rth@redhat.com> + + * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2, + __popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change + return type to "int". Shuffle declarations and undef int trap. + * libgcc2.h: Remove their declarations. + * optabs.c (expand_unop): Force outmode to int for bitops. + +2003-02-03 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c (order_regs_for_local_alloc): Order the + coprocessor registers before floating-point registers. + * config/xtensa/xtensa.h (REG_ALLOC_ORDER): Adjust register numbers + to account for a previously removed register. + (SPEC_REG_FIRST, SPEC_REG_LAST, SPEC_REG_NUM, COUNT_REGISTER_REGNUM): + Delete unused macros. + +2003-02-03 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_expand_store_builtin): Always force op1 to register. + (mov*_internal): Fix predicates; require one of operands to not be + memory. + (SSE?MMX move expanders): Fix predicates; force one of operands to + register. + (SSE/MMX push patterns): Reorganize; fix x86-64 code generation. + (movups/movupd/movdqu patterns): Force one of operands to not be + memory. + +2003-02-03 Roger Sayle <roger@eyesopen.com> + + * hooks.c (hook_rtx_rtx_identity): Generic hook function that + takes a single rtx and returns it unmodified. + * hooks.h (hook_rtx_rtx_identity): Prototype here. + * target.h (struct gcc_target): Add "delegitimize_address" + field to target structure. + * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Provide default + for delegitimize_address target using hook_rtx_rtx_identity. + (TARGET_INITIALIZER): Initialize delegitimize_address field + using TARGET_DELEGITIMIZE_ADDRESS macro. + * simplify-rtx.c (avoid_constant_pool_reference): Handle float + extensions of constant pool references. Use delegitimize_address + to undo the obfuscation of "-fpic". + * Makefile.in (simplify-rtx.o): Add dependency on target.h. + + * config/i386/i386.c (TARGET_DELEGITIMIZE_ADDRESS): Define as + i386_simplify_dwarf_addr. + (ix86_find_base_term): Simplify using i386_simplify_dwarf_addr. + (maybe_get_pool_constant): Likewise. + +2003-02-03 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_expand_int_movcc): Fix setcc sign bit case. + +2003-02-03 Jan Hubicka <jh@suse.cz> + + * regclass.c (cannot_change_mode_set_regs): Correct argument order. + +2003-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * mips/_tilib.c: Don't include tsystem.h or defaults.h. Don't + define LIBGCC2_WORDS_BIG_ENDIAN. Include coretypes.h and tm.h. + +2003-02-02 Andreas Schwab <schwab@suse.de> + + * varasm.c (asm_output_aligned_bss): Declare as possibly unused. + +2003-02-02 Richard Earnshaw <rearnsha@arm.com> + + * arm.md (sibcall_epilogue): Set the "conds" to "clob". + (epilogue_insns): Likewise. + +2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * doc/install.texi (hppa*-hp-hpux11*): Update installation notes. + +2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa-protos.h (attr_length_millicode_call): Remove second argument. + (attr_length_indirect_call, attr_length_indirect_call, + attr_length_save_restore_dltp): New prototypes. + * pa.c (attr_length_millicode_call): Remove second argument. Check + INSN_ADDRESSES_SET_P in distance calculation. + (output_millicode_call): Check INSN_ADDRESSES_SET_P before using + INSN_ADDRESSES. + (attr_length_call): Check INSN_ADDRESSES_SET_P in distance calculation. + (output_call): Check INSN_ADDRESSES_SET_P before using INSN_ADDRESSES. + Call attr_length_call directly. + (attr_length_indirect_call, output_indirect_call, + attr_length_save_restore_dltp): New functions. + * pa.md (attr_length_millicode_call): Drop second argument from all + patterns. + (return_internal_pic): Delete. + (return_external_pic): Remove use of PIC register and pic operand and + flag checks. + (epilogue): Use return_internal for both normal and pic code. + (call, call_value): Emit new 32-bit pic patterns for symref and + indirect calls. Remove uses for arg pointer and pic register. + (call_symref_pic, call_symref_pic_post_reload, call_reg_pic, + call_reg_pic_post_reload, call_val_symref_pic, + call_val_symref_pic_post_reload, call_val_reg_pic, + call_val_reg_pic_post_reload): New pre and post reload insn patterns. + Implement define_split and define_peephole2 patterns for pre reload + patterns. + (call_symref_64bit, call_internal_reg_64bit, call_value_symref_64bit, + call_value_internal_reg_64bit): Shorten names. + (all call patterns): Explicitly indicate registers used and clobbered. + Use attr_length_indirect_call and attr_length_save_restore_dltp for + attribute length calculation. Move code generation for indirect calls + to output_indirect_call. + (sibcall, sibcall_value): Don't restore PIC register. + (exception_receiver, builtin_setjmp_receiver): Add blockage after PIC + register retore. + +2003-02-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Testing): Simplify and compress instructions + concerning Dejagnu. + +2003-02-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * collect2.c (pexecute_pid): Rename to pid. + (collect_wait, collect_execute, scan_prog_file, scan_libraries): Use + pid. + +2003-02-01 Geoffrey Keating <geoffk@apple.com> + + * doc/extend.texi (Function Attributes): Remove documentation + for PowerPC Windows NT function attributes.. + +2003-02-01 Daniel Jacobowitz <drow@mvista.com> + + * dwarf2out.c (gen_type_die): Check for typedefs before calling + for TYPE_MAIN_VARIANT. + +2003-02-01 Richard Henderson <rth@redhat.com> + + * libgcc2.c: Include auto-host.h. + (ATTRIBUTE_HIDDEN): New. + (__clz_tab): Don't declare here for clz and ctz. + (__clzsi2, __clzdi2): Use count_leading_zeros. + (__ctzsi2, __ctzdi2): Use count_trailing_zeros. + (__popcount_tab): Mark ATTRIBUTE_HIDDEN. + (__paritysi2, __paritydi2): Use shifts instead of __popcount_tab. + * longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN. + +2003-02-01 Richard Henderson <rth@redhat.com> + + * config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT + to the conditional. + (ashlsi3_1_zext splitter): Likewise. + +2003-02-01 Richard Henderson <rth@redhat.com> + + * optabs.c (expand_unop): Use word_mode for outmode of bit scaners. + * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2, + __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change + return type to Wtype. + + * libgcc-std.ver (GCC_3.4): Fix inheritance. + + * config/i386/i386.md (ffssi2): Use nonimmediate_operand for + expander input constraint. + +2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> + + * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and + OTI_parity. + (clz_optab, ctz_optab, popcount_optab, parity_optab): New. + * optabs.c (widen_clz, expand_parity): New. + (expand_unop): Handle clz and parity. Hardcode SImode as outmode + for libcalls to clz, ctz, popcount, and parity. + (init_optabs): Init clz_optab, ctz_optab, popcount_optab and + parity_optab, and set up libfunc handlers. + * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2, + __popcountsi2, __popcountdi2, __paritysi2 __paritydi2, + __popcount_tab): New. + * libgcc2.h: Declare them. + * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c. + * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab + and parity_optab. + * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New. + * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT, + BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL, + BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL, + BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL, + BUILT_IN_PARITYLL): New. + * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs + and add optab argument. + (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*. + * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New. + * expr.c (expand_expr): Handle them. + * fold-const.c (tree_expr_nonnegative_p): Likewise. + * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New. + * reload1.c (eliminate_regs): Handle them. + (elimination_effects): Likewise. + * function.c (instantiate_virtual_regs_1): Likewise + * genattrtab.c (check_attr_value): Likewise. + * simplify-rtx.c (simplify_unary_operation): Likewise. + * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR. + * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY. + (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY. + * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New. + * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to + __builtin_arm_clz. + * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move... + * mklibgcc.in (lib2funcs): ...here and merge. Add new members. + * doc/extend.texi (Other Builtins): Add new builtins. + * doc/md.texi (Standard Names): Add new patterns. + +2003-02-01 Ulrich Weigand <uweigand@de.ibm.com> + + * reload.c: Revert 2003-01-31 change. + +2003-02-01 Jan Hubicka <jh@suse.cz> + + * combine.c (combine_simplify_rtx): Use reversed_comparison_code_parts. + +2003-02-01 Richard Sandiford <rsandifo@redhat.com> + + * flags.h (flag_volatile): Remove declaration. + (flag_volatile_global, flag_volatile_static): Likewise. + * c-typeck.c (build_indirect_ref): Don't check flag_volatile. + * toplev.c (flag_volatile): Remove definition. + (flag_volatile_global, flag_volatile_static): Likewise. + (f_options): Remove corresponding entries here. + * varasm.c (make_decl_rtl): Don't check flag_volatile_global + or flag_volatile_static. + * doc/invoke.texi: Remove documentation of -fvolatile, + -fvolatile-global and -fvolatile-static. + +2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa.c (pa_output_function_prologue, pa_output_function_epilogue): Move + updating of total_code_bytes from prologue to epilogue. + +2003-01-31 Ulrich Weigand <uweigand@de.ibm.com> + + * reload.c (find_reloads): Do not use the mode specified in the insn + pattern as reload mode for address operands. Do not generate optional + reloads for operands where a mandatory reload was already pushed. + Generate optional reloads only in the final pass though find_reloads. + (have_replacement_p): New function. + +2003-01-31 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Testing): Remove a reference to our obsolete + /testresults web pages and strip redundant information concerning + test results. + (Binaries): Refer to Microsoft Windows instead of listing all + possible variants. + +2003-02-01 Jan Hubicka <jh@suse.cz> + + * loop.c (emit_prefetch_instructions): Do conversion at right place in + RTL chain. + + * combine.c (simplify_set): Reverse order of ragumetns to + REG_CANNOT_CHANGE_MODE_P + * df.c (df_def_record_1): Likewise. + * recog.c (register_operand): Likewise. + * simplify-rtx.c (simplify_subreg): Likewise. + * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of + CANNOT_CHANGE_MODE_CLASS. + * regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p): + Likewise. + * reload.c (push_reload): Likewise. + * alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition. + * ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition. + * mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition. + * mips-protos.h (mips_cannot_change_mode_class): Update prototype. + * mips.c (mips_cannot_change_mode_class): Update. + * pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition. + * rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition. + * s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition. + * sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition. + * sh-protos.h (sh_cannot_change_mode_class): Update prototype. + * sh.c (sh_cannot_change_mode_class): Update. + * i386.h (CANNOT_CHANGE_MODE_CLASS): New. + * tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation. + +2003-01-31 Geoffrey Keating <geoffk@apple.com> + + * config/darwin.h (LINK_COMMAND_SPEC): Update for Nathan's recent + change to LINK_COMMAND_SPEC in gcc.c. + +2003-01-31 Jan Hubicka <jh@suse.cz> + + PR c/9506 + * i386.c (override_options): Use DEFAULT_PCC_STRUCT_RETURN. + +2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * pa32-regs.h (REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Delete + duplicated code. + +2003-01-31 Nathan Sidwell <nathan@codesourcery.com> + + * tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove. + (BINFO_ELTS): New #define. + * stor-layout.c (finalize_record_size): Don't set them. + * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, + BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS. + (BINFO_LANG_ELTS): New #define. + * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS. + * java/class.c (make_class): Use BINFO_ELTS. + (set_super_info): Likewse. + (add_interface_do): Likewise. + * objc/objc-act.c (start_class): Use BINFO_ELTS. + +2003-01-31 Danny Smith <dannysmith@users.sourceforge.net> + + * timevar.c (getrusage): Don't ever declare if not HAVE_GETRUSAGE. + (times): Don't ever declare if not HAVE_TIMES. + (clock): Don't ever declare if not HAVE_CLOCK. + +2003-01-30 Richard Henderson <rth@redhat.com> + + * flow.c (update_life_info): Zap life info after cleanup_cfg. + (regno_uninitialized): Use correct live at function entry set. + (regno_clobbered_at_setjmp): Likewise. + + * expr.c (store_expr): Promote all MEM intermediates to regs. + +2003-01-30 Kazu Hirata <kazu@cs.umass.edu> + + * config/arm/arm.c: Fix comment typos. + * config/arm/arm.h: Likewise. + * config/arm/netbsd-elf.h: Likewise. + * config/arm/netbsd.h: Likewise. + +2003-01-30 Geoffrey Keating <geoffk@apple.com> + + * gengtype.c (struct walk_type_data): Add needs_cast_p. + (walk_type): Set needs_cast_p in walk_type_data. + (write_types_process_field): Supply casts when required to suppress + warnings. + (write_root): Cast gt_pch_n_S to suppress warning. + * Makefile.in: Remove -Wno-error from gtype-desc.o and c-decl.o. + * config/rs6000/rs6000.c (print_operand): Mask off high bits only + when they might exist. + * config/rs6000/t-rs6000: Remove -Wno-error from varasm.o, + insn-conditions.o, and rs6000.o. + +2003-01-30 Richard Henderson <rth@redhat.com> + + * ggc-page.c (G.context_depth_allocations): New. + (G.context_depth_collections): New. + (alloc_page): Set G.context_depth_allocations. + (ggc_collect): Set G.context_depth_collections. + (ggc_push_context): Limit to HOST_BITS_PER_LONG contexts. + (ggc_pop_context): Early exit for no allocations or collections. + +2003-01-30 Richard Henderson <rth@redhat.com> + + * tree-inline.c (walk_tree): Streamline duplicate hash table lookup. + +2003-01-30 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (arm_compute_initial_elimination_offset): If optimizing for + size, the link register is always saved if any other register is + saved. + +2003-01-30 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Update the prototype for + compute_plussi_cc. + (cpp_reader): Declare before it is used. + * config/h8300/h8300.c (compute_plussi_cc): Change the return + type to int. + * config/h8300/h8300.md (monitor_prologue): Call abort() if we + see an unknown H8 variant. + +2003-01-30 Ralf Corsepius <corsepiu@faw.uni-ulm.de> + + PR target/9316 + * config/rs6000/rtems.h: Add CPP_OS_DEFAULT_SPEC. + * config/rs6000/sysv4.h: Add CPP_OS_RTEMS_SPEC. + * config/rs6000/t-rtems: New file. multilib variants to match OS. + * config.gcc (powerpc-*-rtems*): Use rs6000/t-rtems instead of + rs6000/t-ppcgas so we get the desired multilibs. + +2003-01-30 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.c (arm_output_epilogue): Update stack pointer + when popping saved IP register off the stack. + +2003-01-30 Kazu Hirata <kazu@cs.umass.edu> + + * config/rs6000/aix43.h: Fix comment typos. + * config/rs6000/aix51.h: Likewise. + * config/rs6000/aix52.h: Likewise. + * config/rs6000/altivec.h: Likewise. + * config/rs6000/rs6000.c: Likewise. + * config/rs6000/rs6000.h: Likewise. + * config/rs6000/rs6000.md: Likewise. + * config/rs6000/spe.md: Likewise. + +2003-01-29 Mark Mitchell <mark@codesourcery.com> + + * c-common.c (builtin_define_float_constants): Define + __<TYPE>_HAS_INFINITY__ and __<TYPE>_HAS_QUIET_NAN__. + +2003-01-30 Kazu Hirata <kazu@cs.umass.edu> + + * config/sh/lib1funcs.asm: Fix comment typos. + * config/sh/linux.h: Likewise. + * config/sh/sh.c: Likewise. + * config/sh/sh.md: Likewise. + +2003-01-30 Loren James Rittle <ljrittle@acm.org> + + * objc/Make-lang.in (objc-parse.y): Find c-parse.in in $(srcdir). + +2003-01-30 Alexandre Oliva <aoliva@redhat.com> + + * config/fp-bit.h (__make_dp): Declare if TMODES. + +2003-01-29 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.h (PREDICATE_CODES): Add entries for + general_operand_src and general_operand_dst. + +2003-01-29 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (function_arg_pass_by_reference): + Return true for variable sized types. + (rs6000_va_arg): Handle variable sized types passed by reference + on non-SVR4 ABI. + +2003-01-29 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (arm_legtimize_address): New function. + * arm-protos.h (arm_legtimize_address): Add prototype. + * arm.h (ARM_LEGITIMIZE_ADDRESS): Use arm_legitimize_address. + (LEGITIMIZE_ADDRESS, THUMB_LEGITIMIZE_ADDRESS): Wrap with + do ... while (0) + +2003-01-29 Joel Sherrill <joel@OARcorp.com> + + PR bootstrap/9296 + * gthr-rtems.h: Define __GTHREAD_MUTEX_INIT. Apparently no code + depended on it being defined until now. + +2003-01-29 Joel Sherrill <joel@OARcorp.com> + + PR target/9295 + * config/mips/rtems.h: Predefine __USE_INIT_FINI__ so generic + RTEMS code knows which C++ initialization style the toolset + configuration is using. + +2003-01-29 Joel Sherrill <joel@OARcorp.com> + + PR bootstrap/9293 + * config/m68k/t-crtstuff: Replace spaces with tabs, add + $(MULTILIB_CFLAGS) as compiler option and multilib crtbegin/end.o. + +2003-01-29 Joel Sherrill <joel@OARcorp.com> + + PR bootstrap/9292 + * config.gcc (hppa1.1-rtems): Did not include t-rtems nor enable + RTEMS threads. + * config/pa/rtems.h (LIB_SPEC): Use -N when linking. + +2003-01-29 Nick Clifton <nickc@redhat.com> + + * Makefile.in (c-parse.o): Locate source file in $(parsedir) + not $(srcdir). + +2003-01-29 Andrew Haley <aph@redhat.com> + + * tree-inline.c (walk_tree): Add CHAR_TYPE. + +2003-01-29 Jan Hubicka <jh@suse.cz> + + * i386.md (subdi3_carry_rex64): Fix typo. + +2003-01-28 Stan Shebs <shebs@apple.com> + + * coretypes.h (cpp_reader): Forward declare struct. + * c-pragma.h (cpp_reader): Remove forward declaration. + * hashtable.h (cpp_reader): Likewise. + * scan.h (cpp_reader): Likewise. + * tree.h (cpp_reader): Likewise. + * config/darwin-protos.h (cpp_reader): Likewise. + * config/arm/arm-protos.h (cpp_reader): Likewise. + * config/rs6000/rs6000-protos.h: Remove GCC_CPPLIB_H ifdef, use + struct cpp_reader in prototypes. + +2003-01-28 Christian Cornelssen <ccorn@cs.tu-berlin.de> + + * doc/install.texi: Add documentation for installation into + tooldirs and with DESTDIR. + +2003-01-28 Richard Henderson <rth@redhat.com> + + * config.gcc (ia64*-*-aix*): Remove. + * config/ia64/aix.h, config/ia64/t-aix: Remove file. + * config/ia64/unwind-aix.c: Remove file. + +2003-01-28 Andreas Schwab <schwab@suse.de> + + * config/m68k/m68k.md (tablejump+2): Don't sign extend an address + register. + * config/m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Likewise. + * config/m68k/coff.h (ASM_RETURN_CASE_JUMP): Likewise. + * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Likewise. + * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise. + * config/m68k/mot3300.h (ASM_RETURN_CASE_JUMP): Likewise. + * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise. + * config/m68k/pbb.h (ASM_RETURN_CASE_JUMP): Likewise. + +2003-01-28 Richard Sandiford <rsandifo@redhat.com> + + * combine.c (nonzero_bits): Fix check for negative divide operands. + +2003-01-28 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_rwreloc_section_type_flags): New. + * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): New. + +2003-01-28 Richard Henderson <rth@redhat.com> + + * cse.c (find_best_addr): Kill !ADDRESS_COST code. + + * config/cris/cris.c (cris_address_cost): Make static. + (TARGET_RTX_COSTS, TARGET_ADDRESS_COST): New. + * config/cris/cris.h (ADDRESS_COST): Remove. + * config/cris/cris-protos.h: Update. + +2003-01-23 Mike Stump <mrs@apple.com> + + * regclass.c (init_reg_autoinc): New function. + (regclass): Move initialization of forbidden_inc_dec_class from + here... + (init_regs): to here. Avoids reinitialization for each function, + saving compilation time. + +2003-01-28 Jason Merrill <jason@redhat.com> + + * cpplib.h (struct cpp_options): Add warn_deprecated field. + * cppinit.c (cpp_create_reader): Turn it on by default. + * c-opts.c (c_common_decode_option): Set it. + * cpplib.c (do_pragma_once): Only complain about #pragma once + if warn_deprecated is set. + +2003-01-28 Dale Johannesen <dalej@apple.com> + + * emit-rtl.c (const_double_htab_hash): Use mode in the hash. + * loop.c (scan_loop): Move movables on -Os rich-register targets. + * config/rs6000/rs6000.md (sibcall*): Use match_operand for LR. + +2003-01-28 Richard Henderson <rth@redhat.com> + + * target.h (targetm.address_cost): New. + * target-def.h (TARGET_ADDRESS_COST): New. + (TARGET_RTX_COSTS): Uncomment. Oops. + * cse.c (address_cost): Use new target hook. + (default_address_cost): New. + * output.h (default_address_cost): Declare. + * hooks.c (hook_int_rtx_0): New. + * hooks.h (hook_int_rtx_0): Declare. + * loop.c (combine_givs_p): Remove if 0 code. + * system.h (ADDRESS_COST): Poison. + + * config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c, + config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h, + config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c, + config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h, + config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c, + config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h, + config/xtensa/xtensa.c, config/xtensa/xtensa.h + (TARGET_ADDRESS_COST): Define as hook_int_rtx_0. + (ADDRESS_COST): Remove. + + * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h, + config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h, + config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h, + config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c, + config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h, + config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h, + config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h, + config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h, + config/mips/mips.c, config/mips/mips.h, + config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c, + config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h, + config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h, + config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h, + config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h, + config/vax/vax.c, config/vax/vax.h + (foo_address_cost): Make static. + (TARGET_ADDRESS_COST): New. + (ADDRESS_COST): Remove. + + * config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h, + config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c, + config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c, + config/stormy16/stormy16.h + (ADDRESS_COST): Move code ... + (foo_address_cost): ... here. + (TARGET_ADDRESS_COST): New. + + * config/m32r/m32r.c (m32r_address_cost): Remove. + * config/m32r/m32r-protos.h: Update. + + * config/mmix/mmix.c (mmix_address_cost): Remove. + * config/mmix/mmix-protos.h: Update. + + * config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from + mn10300_address_cost; move unsig allocation ... + (mn10300_address_cost): ... here. + (TARGET_ADDRESS_COST): New. + * config/mn10300/mn10300-protos.h: Update. + * config/mn10300/mn10300.h (ADDRESS_COST): Remove. + + * doc/tm.texi: Update. + +2003-01-28 Vladimir Makarov <vmakarov@redhat.com> + + * haifa-sched.c (schedule_insn): Return necessary cycle advance + after issuing the insn. + (rank_for_schedule): Make a insn with /S the highest priority + insn. + (move_insn): Ignore schedule groups. Clear SCHED_GROUP_P. + (choose_ready): Check SCHED_GROUP_P. + (schedule_block): Advance cycle after issuing insn if it is + necessary. Don't reorder insns if there is an insn with /S. + (set_priorities): Ignore schedule groups. + + * sched-deps.c (remove_dependence, group_leader): Remove the + functions. + (add_dependence): Ignore schedule groups. + (set_sched_group_p): Don't make copy of dependencies from previous + insn of the schedule group. Add anti-dependency to the previous + insn of the schedule group. + (compute_forward_dependences): Ignore schedule groups. + + * sched-ebb.c (init_ready_list): Ignore schedule groups. + + * sched-rgn.c (init_ready_list): Ditto. + (can_schedule_ready_p): Ditto. + +2003-01-28 Vladimir Makarov <vmakarov@redhat.com> + + * config/i386/i386.md (*movsi_1): Use movdqa to move one xmm + register to another one. + +2003-01-28 Richard Henderson <rth@redhat.com> + + * calls.c (default_must_pass_in_stack): Fix typo in !type case. + +2003-01-28 Roger Sayle <roger@eyesopen.com> + + * cse.c (cse_insn): Avoid redundant REG_EQUAL notes. + +2003-01-28 Richard Sandiford <rsandifo@redhat.com> + + * config/sh/sh.h (CLASS_MAX_NREGS): If TARGET_SHMEDIA, and the given + class contains a floating-point register, return the size of the + mode in half words. + +2003-01-28 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_carry_flag_operator): New predicate. + (fcmov_operator): Fix whitespace. + (ix86_expand_carry_flag_compare): Deal with floating point. + (ix86_expand_int_movcc): Deal with fp; update insn expansion + (ix86_expand_int_addcc): Likewise. + (ix86_expand_strlensi_unroll_1): likewsie. + * i386.h (PREDICATE_CODES): Add ix86_carry_flag_operator. + * i386.md (add?i_carry_rex64): Use new predicate. + (sub?i3_carry_rex64): Likewise. + (x86_mov?icc_0_m1*): Likewise. + +2003-01-28 Andreas Schwab <schwab@suse.de> + + * cfgloopmanip.c (create_preheader): Initialize src to avoid + warning. + + * expmed.c (emit_store_flag): Fix cast to avoid sign + comparison warning. + + * combine.c (force_to_mode): Add cast to fix warning when + STORE_FLAG_VALUE is negative. + +2003-01-27 Richard Henderson <rth@redhat.com> + + * Makefile.in (cse.o): Depend on TARGET_H. + * cse.c (rtx_cost): Use targetm.rtx_costs. + * system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison. + * doc/tm.texi: Update. + + * target.h (targetm.rtx_costs): New. + * target-def.h (TARGET_RTX_COSTS): New. + * hooks.c (hook_bool_rtx_int_int_intp_false): New. + * hooks.h: Update. + + * config/alpha/alpha.c (alpha_rtx_cost_data): New. + (alpha_rtx_costs, TARGET_RTX_COSTS): New. + * config/alpha/alpha.h (PROCESSOR_MAX): New. + (CONST_COSTS, RTX_COSTS): Remove. + + * config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c, + config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h, + config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c, + config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h, + config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c, + config/i370/i370.h, config/i386/i386.c, config/i386/i386.h, + config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c, + config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h, + config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c, + config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h, + config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c, + config/mn10200/mn10200.h, config/mn10300/mn10300.c, + config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h, + config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c, + config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h, + config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c, + config/s390/s390.h, config/sh/sh.c, config/sh/sh.h, + config/stormy16/stormy16.c, config/stormy16/stormy16.h, + config/v850/v850.c, config/v850/v850.h, + config/xtensa/xtensa.c, config/xtensa/xtensa.h + (CONST_COSTS, RTX_COSTS): Move code ... + (foo_rtx_costs, TARGET_RTX_COSTS): ... here. + + * config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs. + (arm_rtx_costs, TARGET_RTX_COSTS): New. + * config/arm/arm-protos.h: Update. + * config/arm/arm.h (DEFAULT_RTX_COSTS): Remove. + + * config/avr/avr.h (CONST_COSTS): Move code ... + * config/avr/avr.c (avr_rtx_costs): ... here. + (default_rtx_costs): Make static. + * config/avr/avr-protos.h: Update. + + * config/h8300/h8300.c (const_costs): Make static. + (h8300_and_costs, h8300_shift_costs): Likewise. + * config/h8300/h8300-protos.h: Update. + + * config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove. + (CONST_COSTS): Move code ... + * config/ip2k/ip2k.c (ip2k_rtx_costs): ... here. Rename from + default_rtx_costs; update for signature change. + * config/ip2k/ip2k-protos.h: Update. + + * config/m68hc11/m68hc11.h (RTX_COSTS): Remove. + (CONST_COSTS): Move code ... + * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here. + (TARGET_RTX_COSTS): New. + (m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static. + * config/m68hc11/m68hc11-protos.h: Update. + + * config/m68k/m68k.c (const_int_cost): Make static. + * config/m68k/m68k-protos.h: Update. + + * config/mcore/mcore.c (mcore_const_costs): Make static. + (mcore_and_cost, mcore_ior_cost): Likewise. + * config/mcore/mcore-protos.h: Update. + + * config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New. + (mmix_rtx_cost_recalculated): Remove. + * config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove. + * config/mmix/mmix-protos.h: Update. + + * config/sh/sh.c (shiftcosts): Make static. + (addsubcosts, andcosts, multcosts): Likewise. + * config/sh/sh-protos.h: Update. + + * config/sparc/sparc.c (TARGET_RTX_COSTS): New. + (sparc_rtx_costs): Make static; update for change in signature. + * config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove. + * config/sparc/sparc-protos.h: Update. + + * config/v850/v850.c (const_costs): Make static. + * config/v850/v850-protos.h: Update. + + * config/vax/vax.h (RTX_COSTS): Remove. + (CONST_COSTS): Move code ... + * config/vax/vax.c (vax_rtx_costs_1): ... here; rename + from vax_rtx_cost. + (vax_rtx_costs, TARGET_RTX_COSTS): New. + +2003-01-27 Richard Henderson <rth@redhat.com> + + * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove. Really. + * config/vax/vax-protos.h: Update. Really. + +2003-01-28 Alexandre Oliva <aoliva@redhat.com> + + * config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from... + (UNITS_PER_FPVALUE): Defined as the width of a long double, or + zero if no hardware floating point. + (LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64. + (MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE. + (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define. + (BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE. + (FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64. + * config/mips/mips.c (mips_arg_info): Pass TFmode values in + even FP registers on N32 and N64. + (mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE. + (mips_va_start): Adjust alignment of ARG_POINTER_REGNUM. + (mips_va_arg): Use UNITS_PER_HWFPVALUE. Impose additional + even-register-like alignment to 128-bit arguments. + (save_restore_insns): Use UNITS_PER_HWFPVALUE. + (mips_function_value): Likewise. Return TFmode in $f0 and $f2 + on N32 or N64. + * config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New. + * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c. + (TPBIT): Set to tp-bit.c. + (tp-bit.c): Create out of fp-bit.c. + +2003-01-28 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * c-parse.in: Remove '%expect 32' directive in objc mode. + +2003-01-27 Nathan Sidwell <nathan@codesourcery.com> + + * Makefile.in (LIB2FUNCS_ST): Remove _gcov. + (LIBGCOV): New variable. + (libgcc.mk): Add LIBGCOV. + (LIBGCC_DEPS): Add libgcov.c. + (libgcov.a): New target. + (clean): Remove libgcov.a. + (install-libgcc): Do libgcov too. + (stage1-start, stage2-start, stage3-start, stage4-start): Deal + with libgcov.a. + * libgcc2.c (L_gcov): Move into ... + * libgcov.c: ... here. New file. + * mklibgcc.in: Add libgcov rules. + * gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling. + + * doc/invoke.texi (profile-arcs, test-coverage): Update and + clarify. + + * profile.c (index_counts_file): Remove duplicate check for open file. + +2003-01-27 Jerry Quinn <jlquinn@optonline.net> + + * gcc/doc/invoke.texi (Optimization Options): Group together + optional and experimental flags. Move trapv and bounds-check + out of this section. Group floating point flags together. + (Code Gen Options): Move trapv and bounds-check to here. + +2003-01-27 Josef Zlomek <zlomekj@suse.cz> + + * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL. + +2003-01-27 Richard Earnshaw <rearnsha@arm.com> + + PR optimization/9090 + * function.c (purge_addressof_1): After pushing an addressed register + onto the stack, simplify the result. + +2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + * doc/extend.texi: Fix typo. + +2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + * doc/cppopts.texi: Fix typo. + * doc/objc.texi: Likewise. + * doc/passes.texi: Likewise. + +2003-01-27 Alexandre Oliva <aoliva@redhat.com> + + * real.c (ibm_extended_format): Add 53 to minimum exponent. + (encode_ibm_extended): Adjust. + +2003-01-26 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net> + + * timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New + timevar_id enumerations. + +2003-01-26 Kazu Hirata <kazu@cs.umass.edu> + + * combine.c: Fix formatting. + +2003-01-26 Kazu Hirata <kazu@cs.umass.edu> + + * doc/gccint.texi: Update the copyright. + +2003-01-26 Kazu Hirata <kazu@cs.umass.edu> + + * doc/cpp.texi: Fix typos. + * doc/extend.texi: Likewise. + * doc/gty.texi: Likewise. + * doc/install.texi: Likewise. + * doc/passes.texi: Likewise. + * doc/rtl.texi: Likewise. + * doc/tm.texi: Likewise. + +2003-01-26 Kazu Hirata <kazu@cs.umass.edu> + + * config/ia64/fde-glibc.c: Fix comment typos. + * config/ia64/hpux.h: Likewise. + * config/ia64/ia64.c: Likewise. + * config/ia64/ia64.h: Likewise. + * config/ia64/unwind-ia64.c: Likewise. + +2003-01-26 Kazu Hirata <kazu@cs.umass.edu> + + * config/i386/i386-modes.def: Fix comment typos. + * config/i386/i386.c: Likewise. + * config/i386/i386.md: Likewise. + +2003-01-26 Steven Bosscher <s.bosscher@student.tudelft.nl> + + * config/avr/avr.h, config/cris/aout.h, config/elfos.h, + config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine + ASM_FINISH_DECLARE_OBJECT before defining it. + * toplev.c (rest_of_decl_compilation): Don't define + ASM_FINISH_DECLARE_OBJECT. Only use it if it is defined. + (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function + parameters for DWARF2 targets because they _are_ used. + +2003-01-26 Alexandre Oliva <aoliva@redhat.com> + + * fp-bit.h: Define macros for TFmode floating-point constants + in IBM-extended TFmode types. + (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported + widths. + * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended + TFmode type. + + * config/fp-bit.h: Define macros for TFmode floating-point + constants in IEEE quad TFmode type. Declare functions according + to L_ macros. + (TMODES): Define if __LDBL_MANT_DIG__ is 113. + (TFtype, TItype, UTItype): Define if TMODES is defined. + (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise. + (F_T_BITOFF, D_T_BITOFF): Define. + (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are + guaranteed to be wide enough. + * config/fp-bit.c: Check for L_ macros for tf functions. + (__thenan_tf): New. + (nan): Adjust. + (pack_d, unpack_d): Support IEEE 854 quad type. + (_fpmul_parts): Support TFmode. Compute exponent adjustment + from FRAC_NBITS, FRAC_BITS and NGARDS. + (usi_to_float): Cast constants to be shifted to fractype + instead of assuming long long is wide enough. + (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New. + +2003-01-26 Andreas Jaeger <aj@suse.de> + + * df.c: Remove prototype of unused function df_regno_rtl_debug. + +2003-01-26 Alexandre Oliva <aoliva@redhat.com> + + * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf. + (DBBIT_FUNCS): Added _df_to_tf. + (TPBIT_FUNCS): New. + (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down. + (LIBGCC_DEPS): Added TPBIT. + * mklibgcc.in: Support TPBIT and TPBIT_FUNCS. + + * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't + been able to move the result to target. + + * expr.c (emit_group_store): Initialize dst with CONST0_RTX + for the appropriate mode. + + * calls.c (emit_library_call_value_1): Handle return values + in a PARALLEL. + + * rtl.c (get_mode_alignment): Moved to... + * stor-layout.c: ... here. + + * print-rtl.c (print_rtx): Don't print MEM details in + GENERATOR_FILEs. + +2003-01-26 Michael Hayes <mph@paradise.net.nz> + + * df.h: Update comments, tidy formatting. + (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD, + REVERSE, UNION, INTERSECTION. All uses updated. + (OLD_DF_INTERFACE): Remove. + (struct insn_info): Remove commented out insn field. + * df.c: Update comments, tidy formatting. + (df_def_table_realloc): Remove. + + +2003-01-26 Alan Modra <amodra@bigpond.net.au> + + * calls.c (save_fixed_argument_area): Tidy. + (restore_fixed_argument_area): Tidy. Set alignment of stack_area. + (expand_call): Comment typo fixes. Don't init low_to_save. Start + call chain loop at 1 if !try_tail_call. Formatting. + (emit_library_call_value_1): Don't init low_to_save or high_to_save. + Use save_fixed_argument_area and restore_fixed_argument_area. + +2003-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz> + + * df.c (df_uses_record): Handle CC0. + +2003-01-25 Ulrich Weigand <uweigand@de.ibm.com> + + * reload.c (maybe_memory_address_p): New function. + (find_reloads_address): Use it instead of memory_address_p. + +2003-01-25 Kaz Kojima <kkojima@gcc.gnu.org> + + * final.c (shorten_branches): Align the address of code label + when computing initial lengths and addresses. + +2003-01-25 Kazu Hirata <kazu@cs.umass.edu> + + * config/m68hc11/m68hc11.md: Fix a comment typo. + +2003-01-25 Andreas Jaeger <aj@suse.de> + + * config/i386/i386.c (x86_output_mi_thunk): Correct test for + TARGET_MACHO. + +2003-01-25 Roger Sayle <roger@eyesopen.com> + + * gcse.c (bypass_last_basic_block): New global variable. + (bypass_block): Use redirect_edge_and_branch_force to redirect + fall-through edges. Use bypass_last_basic_block to determine + which blocks have valid PRE information. + (bypass_conditional_jumps): Initialize bypass_last_basic_block. + +2003-01-25 Jan Hubicka <jh@suse.cz> + + * gcse.c (local_cprop_pass): Update reg_sets table when needed. + +2003-01-25 Jan Hubicka <jh@suse.cz> + Eric Botcazou <ebotcazou@libertysurf.fr> + + PR opt/8492 + * gcse.c (one_cprop_pass): Delete unreachable blocks. + +2003-01-25 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename + from ia64_aix_select_rtx_section. + (ia64_rwreloc_select_section): Simlarly; use default*_1 function + instead of saving and restoring flag_pic. + (ia64_rwreloc_unique_section): Similarly. + * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION, + TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update. + * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION, + TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New. + +2003-01-25 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a + comment. + +2003-01-25 Richard Henderson <rth@redhat.com> + + * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing. + +2003-01-25 Kelley Cook <kelleycook@comcast.net> + + * ggc-simple.c (debug_ggc_tree): Add PTR cast. + +2003-01-25 Segher Boessenkool <segher@koffie.nl> + + * bitmap.h (BITMAP_WORD): New typedef: fundamental storage + type for bitmaps. Use unsigned long. + (nBITMAP_WORD_BITS): New macro. + (BITMAP_WORD_BITS): New macro. + (rest of file): Use it. + * bitmap.c: Use it. + +2003-01-25 Richard Henderson <rth@redhat.com> + + 2002-02-19 Robert Lipe <robertlipe@usa.net> + * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff. + +2003-01-25 Roger Sayle <roger@eyesopen.com> + + * builtins.c (purge_builtin_constant_p): Scan insn stream + sequentially rather than by basic block. + * function.c (purge_addressof): Simplify test with INSN_P. + +2003-01-25 Kazu Hirata <kazu@cs.umass.edu> + + * combine.c (simplify_comparison, case AND): Remove a redundant test. + +2003-01-25 Roger Sayle <roger@eyesopen.com> + + * function.h (struct function): New field calls_constant_p. + (current_function_calls_constant_p): New macro for above. + * function.c (prepare_function_start): Initialize calls_eh_return + and calls_constant_p. + * builtins.c (expand_builtin_constant_p): Set calls_constant_p. + * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p + when the current_function_calls_constant_p. + * integrate.c (expand_inline_function): Set calls_constant_p if + the function being inlined has calls_constant_p set. + +2003-01-25 Roger Sayle <roger@eyesopen.com> + + * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not + optimizing, even if flag_gcse is true. + * toplev.c (rest_of_compilation): purge_builtin_constant_p + only needs to be called when "optimize > 0 && flag_gcse". + +2003-01-25 Roger Sayle <roger@eyesopen.com> + + * stmt.c (emit_case_bit_tests): New routine to implement suitable + switch statements using the equivalent of "if ((1<<x) & cst) ... ". + (case_bit_test_cmp): New comparison function for "qsort" to order + case_bit_tests by decreasing number of destination nodes. + (lshift_cheap_p): New function to determine if "1 << x" is cheap. + (expand_end_case_type): Use emit_case_bit_tests to implement + suitable switch statments. + (CASE_USE_BIT_TESTS): New target macro to disable the above. + * Makefile.in (stmt.o): Add dependency on optab.h. + * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro. + +2003-01-23 Andreas Schwab <schwab@suse.de> + + * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make + __do_global_ctors_aux hidden global and don't put it in + .init_array. + * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here + instead so that it comes first. + +2003-01-25 Jan Hubicka <jh@suse.cz> + + * df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD, + subreg is read/modify. + +2003-01-25 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently + do libcall for large blocks. + * i386.md (comi patterns): Set type to ssecomi. + (sse2_unpck?pd): Fix mode of vec_select. + + * cse.c: Include except.h + (cse_set_around_loop): Do not create new basic blocks. + * Makefile.in (cse.o): Add dependnecy on except.h + +2003-01-25 Jan Hubicka <jh@suse.cz> + + * builtins.c (fold_trunc_transparent_mathfn): New function. + (fold_builtin): Use it. + * convert.c (convert_to_real): Re-enable code to convert + math functions; add support for floor familly functions. + +2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add + dependencies on coretypes.h and $(TM_H). + +2003-01-25 Jan Hubicka <jh@suse.cz> + + * builtins.c (fold_trunc_transparent_mathfn): Undo accidental commit. + +2003-01-24 Stuart Hastings <stuart@apple.com> + + * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support. + +2003-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz> + + * config/c4x/c4x.md (UNSPEC_BU): New constants. + (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise. + (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise. + (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise. + (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST): Likewise. + (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP): Likewise. + (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST): Likewise. + (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE): Likewise. + +2003-01-24 Jan Hubicka <jh@suse.cz> + + * emit-rtl.c (reg_attrs_htab): New static variable. + (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static + functions. + (reg_rtx): Do not maintain regno_decl. + (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx, + set_mem_attrs_from_reg): New global function. + (init_emit): Do not initialize regno_decl. + (init_emit_once): initialize reg_attrs_htab. + * final.c (alter_subreg): Do not replace REG by SUBREG. + (gen_mem_expr_from_op): Improve output. + (output_asm_operands): Likewise. + * function.c (assign_params): Do not set REGNO_DECL. + * function.h (struct function): Kill regno_decl. + (REGNO_DECL): Kill. + * gengtype.c (adjust_field_rtx_def): Handle new field of reg. + * print_rtl.c (print_rtx): Output REG information. + * regclass.c (reg_scan_mark_refs): Update attrs. + * reload1.c (alter_reg): Likewise. + * simplify_rtx.c (simplify_subreg): Likewise. + * stmt.c (expand_decl): Likewise. + * rtl.def (REG): Add new field. + * rtl.h (struct reg_attrs): New. + (rtunion_def): At rtreg. + (X0MEMATTR): Add checking. + (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro. + (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset): + Declare. + * tree.h (SET_DECL_RTL): Call set_decl_rtl. + +2003-01-24 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c: Remove unused include of machmode.h. + (xtensa_emit_call, print_operand): Fix printf format strings + to avoid compile warnings. + (xtensa_function_prologue, xtensa_function_epilogue): Change type + of "size" argument to HOST_WIDE_INT to fix compile warnings. + * config/xtensa/xtensa-protos.h + (xtensa_function_prologue, xtensa_function_epilogue): Ditto. + +2003-01-24 Jan Hubicka <jh@suse.cz> + + * builtins.c (DEF_BUILTIN): Accept 10 arguments. + (implicit_built_in_decls): New global array. + (mathfn_built_in): New global function. + (fold_trunc_transparent_mathfn): New static function + (expand_builtin_strstr, expand_bultin_strchr, + expand_builtin_strpbrk, expand_builtin_strcpy, + expand_builtin_strncpy, expand_bultin_strcmp, + expand_bultin_strncat, expand_builtin_fputs): Use + implicint_built_in_decls. + (fold_builtin): Fold floor/trunc/round/ceil/nearbyint. + * builtins.def: Fix comments. + (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN, + DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN, + DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN, + DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed. + (DEF_C99_C90RES_BULTIN): New. + (*f, *l builtins): Update. + * c-common.c (DEF_BUILTIN): Initialize implicit array. + (c_expand_builtin_printf, c_expand_builtin_fprintf): Update. + * convert.c (strip_float_extensions): New global function. + * tree.h (DEF_BUILTIN): Accept 10 arguments. + (implicit_built_in_decls, mathfn_built_in, strip_float_extension): + Declare. + * java/builtins.c (define_builtin): Handle implicit. + (DEF_BUILTIN): Update. + * tm.texi (TARGET_C99_FUNCTIONS): Document. + * defaults.h (TARGET_C99_FUNCTIONS): Default to 0. + * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1 + when using glibc2. + +2003-01-24 Bob Wilson <bob.wilson@acm.org> + + * config.gcc (xtensa-*-elf*): Removed assignments to with_newlib, + extra_parts, and fixincludes. Add xtensa/t-elf tmake_file. + (xtensa-*-linux*): Add xtensa/t-linux tmake_file. + * config/xtensa/crti.asm: New file. + * config/xtensa/crtn.asm: New file. + * config/xtensa/t-elf: New file. + * config/xtensa/t-linux: New file. + * config/xtensa/t-xtensa: Add rules for crti.o and crtn.o. + Move various CFLAGS settings to new t-elf file. + +2003-01-24 Richard Henderson <rth@redhat.com> + + PR optimization/4382 + * tree-inline.c (find_builtin_longjmp_call_1): New. + (find_builtin_longjmp_call): New. + (inlinable_function_p): Use it. + +2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * config/i386/i386-protos.h (function_arg_pass_by_reference): Declare. + * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use it. + * config/i386/i386.c (function_arg_pass_by_reference): New. + (ix86_va_arg): Support arguments passed by reference. + +2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cfgloopanal.c: New file. + * cfgloopmanip.c: New file. + * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New. + (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o, + cfglayout.o): Add dependency on cfgloop.h. + (cfgloop.o): Add flags.h dependency. + * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags. + (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed. + (struct loop, struct loops, flow_loops_find, flow_loops_update, + flow_loops_free, flow_loops_dump, flow_loop_dump, + flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove, + LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES, + LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p, + flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge, + loop_latch_edge, add_bb_to_loop, remove_bb_from_loops, + find_common_loop, verify_loop_structure): Declarations moved to ... + * cfgloop.h: New file. + * bb-reorder.c (reorder_basic_blocks): Modified. + * cfglayout.c: Include cfgloop.h. + (cleanup_unconditional_jumps, cfg_layout_redirect_edge, + cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure. + (break_superblocks): New static function. + (cfg_layout_finalize): Use it. + (cfg_layout_split_block): New function. + * cfglayout.h (struct reorder_block_def): Add copy and duplicated + fields. + (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration + changed. + (cfg_layout_split_block): Declare. + * cfgloop.c: Include cfgloop.h and flags.h. + (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find, + get_loop_body): Avoid signed versus unsigned comparison warnings. + (make_forwarder_block, flow_loops_find, loop_preheader_edge, + loop_latch_edge): Modified. + (verify_loop_structure): Modified to use flags stored in loop structure; + check irreducible loops. + (cancel_loop, cancel_loop_tree): New functions. + (estimate_probability): Use loop analysis code for predictions. + (estimate_loops_at_level): Avoid signed versus unsigned comparison + warnings. + * doloop.c: Include cfgloop.h. + * loop.c: Include cfgloop.h. + * predict.c: Include cfgloop.h. + * toplev.c: Include cfgloop.h. + * unroll.c: Include cfgloop.h. + * tracer.c (tracer): Modified. + +2003-01-24 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (get_shift_alg): Fix a typo. + +2003-01-24 Ulrich Weigand <uweigand@de.ibm.com> + + * configure.in (HAVE_AS_TLS): Add s390-*-* and s390x-*-* cases. + * configure: Regenerate. + + * config/s390/s390-protos.h (tls_symbolic_operand): Add prototype. + (tls_symbolic_reference_mentioned_p): Add prototype. + (s390_tls_get_offset): Add prototype. + (emit_pic_move): Remove prototype, replace by ... + (emit_symbolic_move): .. this new prototype. + + * config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define. + (tls_model_chars): New global variable. + (s390_encode_section_info): Encode TLS model. + Use targetm.binds_local_p to check for local symbols. + (s390_strip_name_encoding): New function. + (TARGET_STRIP_NAME_ENCODING): Define. + + (get_thread_pointer): New function. + (legitimize_tls_address): New function. + (legitimize_address): Call it. + (emit_pic_move): Remove, replace by ... + (emit_symbolic_move): ... this new function. + + (larl_operand): Handle TLS operands. + (legitimate_constant_p): Likewise. + (s390_decompose_address): Likewise. + (s390_cannot_force_const_mem): New function. + (TARGET_CANNOT_FORCE_CONST_MEM): Define. + + (s390_output_symbolic_const): Handle TLS unspecs. + (print_operand): New code 'J'. + (machine_function): Add struct member 'some_ld_name'. + (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New. + + (enum s390_builtin): New type. + (code_for_builtin_64, code_for_builtin_31): New global variables. + (s390_init_builtins, s390_expand_builtin): New functions. + (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define. + + * config/s390/s390.h (TLS_SYMBOLIC_CONST): New macro. + (ASM_OUTPUT_LABELREF): Define. + (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Handle TLS constants. + + * config/s390/s390.md: Define TLS UNSPEC constants. + ("movdi", "movsi"): Handle TLS operands. + ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns. + ("*tls_load_64", "*tls_load_31"): New insns. + ("call_value_tls", "call_value_tls_exp"): New expanders. + ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31", + "bas_tls_64", "bas_tls_31"): New insns. + +2003-01-24 Nathan Sidwell <nathan@codesourcery.com> + + * config/rs6000/rs6000.c (rs6000_parse_abi_options): Make sure + spe ABI is configured, if requested. + +2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + * doc/passes.texi: Fix typo. + +2003-01-24 Andreas Schwab <schwab@suse.de> + + * stor-layout.c (excess_unit_span): Only define if used. + +2003-01-24 Jerry Quinn <jlquinn@optonline.net> + + * gcc/doc/invoke.texi (Optimization Options): List -O levels + for each optimization flag. + +2003-01-24 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*andsi3_ashift_n_lower): New. + +2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + * doc/bugreport.texi: Use @command instead of @code for commands. + * doc/collect2.texi: Likewise. + * doc/headerdirs.texi: Likewise. + * doc/invoke.texi: Likewise. + * doc/standards.texi: Likewise. + * doc/tm.texi: Likewise. + * doc/trouble.texi: Likewise. + +2003-01-24 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.c (use_return_insn): Do not use a single return + instruction for interrupt handelrs which have to create a stack + frame. + (arm_expand_prologue): Do not pre-bias the return address of + interrupt handlers which create a stack frame. + +2003-01-24 Nick Clifton <nickc@redhat.com> + + * Add sh2e support: + + 2002-08-12 Alexandre Oliva <aoliva@redhat.com> + + * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle + med_cbranches. Fix logic in short_cbranches. + + 2002-04-03 Alexandre Oliva <aoliva@redhat.com> + + * config/sh/sh.md (delay for cbranch): Don't annul delay + slots on SH2e. + * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for + cbranch with unfilled delay slot on SH2e. + (output_branch): Fill with a nop the delay slot of a + branch that required a delay slot but didn't get one. + + 2002-04-02 Alexandre Oliva <aoliva@redhat.com> + + * doc/invoke.texi (SH options): Document -m2e. + * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__. + * config/sh/lib1funcs.asm: Likewise. + * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E. + * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and + not __sh1__. + (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from + SH2E up. + (SH3E_BIT): Renamed to... + (SH_E_BIT): ... this. Replace all uses. + (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2. + Replace all uses of TARGET_SH3E with TARGET_SH2E. + (TARGET_SWITCHES): Added 2e. + (OVERRIDE_OPTIONS): Set sh_cpu for SH2E. + (processor_type): Added PROCESSOR_SH2E. + * config/sh/sh.md: Replace all uses of TARGET_SH3E with + TARGET_SH2E, except in sqrtsf2_i. + (attribute cpu): Added sh2e. + * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e. + (MULTILIB_MATCHES): Use m2e multilib for m3e. + * config.gcc: Add sh2e target support. + +2003-01-24 Phil Edwards <pme@gcc.gnu.org> + + Rename -W to -Wextra. + * c-decl.c: Update comments. + * c-typeck.c: Likewise. + * flags.h: Likewise. + * function.c: Likewise. + * stmt.c: Likewise. + * toplev.c: Update comments. + (W_options): Add 'extra'. + (display_help): Remove '-W'. + (decode_W_option): Special warn_uninitialized treatment in the case + of -Wextra. + * doc/invoke.texi: Update with new entries. + +2003-01-23 Richard Henderson <rth@redhat.com> + + * ifcvt.c (noce_process_if_block): Re-add check vs X being changed + in no-else-block case. Add commentary. + +2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * configure.in: Revert last change. + +2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * configure.in: Don't include ansidecl.h in tconfig.h. + * gcov-io.h (PARAMS, ATTRIBUTE_UNUSED): Define if IN_LIBGCC2. + * unwind-dw2-fde.h (last_fde): Use __attribute__, not + ATTRIBUTE_UNUSED. + + * configure: Regenerate. + +2003-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + PR java/6748 + * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Don't destroy + regs->nip. Fix rt_sigreturn frame layout. Add support for newer + kernels. + +2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * cpplex.c (cpp_interpret_charconst): Squelch warning with cast. + +2003-01-23 Ulrich Weigand <uweigand@de.ibm.com> + + * genattrtab.c (write_attr_get): Mark 'insn' paramter + as ATTRIBUTE_UNUSED. + +2003-01-23 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (thumb_base_register_rtx_p): New function. + (thumb_index_register_rtx_p): New function. + (thumb_legitimate_address_p): New function. + (thumb_legitimate_offset_p): New function. + * arm.h (REG_STRICT_P): Define according to setting of REG_OK_STRICT. + (ARM_GO_IF_LEGITIMATE_ADDRESS): Use REG_STRICT_P to avoid duplicate + definitions. + (THUMB_GO_IF_LEGITIMATE_ADDRESS): Use thumb_legitimate_address_p. + (THUMB_LEGITIMATE_OFFSET): Delte. + (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use thumb_legitimate_offset. + * arm-protos.h (thumb_legitimate_address_p): Add prototype. + (thumb_legitimate_offset_p): Likewise. + +2003-01-23 Andreas Schwab <schwab@suse.de> + + * unwind.h (_Unwind_GetTextRelBase): Mark parameter as unused. + +2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * fixinc/Makefile.in (FL_LIST): Revert last change. + +2003-01-23 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + PR other/7341 + * invoke.texi (ftest-coverage): Fix broken cross-reference. + Change @code to @command for gcov command. + + * gcc.texi: Adjust title of gcov section. + Adjust copyright. + * gcov.texi: Likewise. + +2003-01-22 Roger Sayle <roger@eyesopen.com> + + PR optimization/8423 + * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when + its argument is constant, or 0 if !flag_gcse. + * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1 + if it's argument is constant. + * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes. + (hash_scan_set): Don't record CONSTANT_P_RTX expressions. + (do_local_cprop): Don't propagate CONSTANT_P_RTX constants. + * builtins.c (purge_builtin_constant_p): New function to force + instantiation of any remaining CONSTANT_P_RTX nodes. + * rtl.h (purge_builtin_constant_p): Prototype here. + * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p + pass after GCSE and before loop. + (flag_gcse): No longer static. + * flags.h (flag_gcse): Prototype here. + +2003-01-22 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.h (HARD_REGNO_MODE_OK): Fix warning regression + introduced by last change. + +2003-01-22 Andreas Schwab <schwab@suse.de> + + * ra-rewrite.c (rewrite_program2): Initialize bb to avoid warning. + +2003-01-22 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Don't + request a scratch reg on H8S when the shift count is 8. + +2003-01-22 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390-protos.h (preferred_la_operand_p): + Remove second parameter. + * config/s390/s390.c (preferred_la_operand_p): Likewise. + * config/s390/s390.h (FRAME_REGNO_P, FRAME_REG_P): New macros. + (HARD_REGNO_MODE_OK): Use FRAME_REGNO_P. + * config/s390/s390.md ("*la_cc_64", "*la_cc_31", splitters): Remove. + Add peepholes to transform ADD to LOAD ADDRESS. + +2003-01-22 Richard Earnshaw <rearnsha@arm.com> + + * arm.c (arm_address_register_rtx_p): New function. + (arm_legitimate_address_p): New function. + (arm_legitimate_index_p): New function. + (legitimize_pic_address): Use arm_legitimate_index_p. + * arm-protos.h (arm_legtimate_address_p): Add prototype. + * arm.h (ARM_GO_IF_LEGITIMATE_INDEX): Delete. + (ARM_GO_IF_LEGITIMATE_ADDRESS): Call arm_legitimate_address_p. + +2003-01-22 Hartmut Penner <hpenner@de.ibm.com> + + * config/s390/s390.md (floatdfdi2): Insn has type 'itof'. + * config/s390/2064.md (define_bypass): Correct 'Load' and + 'Load-address' bypass values. + +2003-01-22 Andreas Schwab <schwab@suse.de> + + * config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error. + +2003-01-21 Zack Weinberg <zack@codesourcery.com> + + * genautomata.c (output_internal_insn_latency_func, + output_print_reservation_func): Short circuit when there is no + automaton to generate code for. + +2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (ssa-ccp.o): Depend on coretypes.h $(TM_H). + (df.o): Delete duplicate dependency on coretypes.h $(TM_H). + +2003-01-21 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000.md: Remove warning. + (builtin_setjmp_receiver): Likewise. + * config/darwin.c (update_stubs): Slightly improve terrible hack + with identifiers. Add comment pointing out problems with it. + (update_non_lazy_ptrs): Likewise. + +2003-01-21 Richard Henderson <rth@redhat.com> + + * dwarf2out.c (lookup_filename): Fix printf format warning. + * system.h (fread_unlocked, fwrite_unlocked): Undef. + + * fixinc/Makefile.in (FL_LIST): Add $($@-warn) hook. + (fixincl.o-warn, gnu-regex.o-warn): New. + * fixinc/fixfixes.c (FIX_PROC_HEAD): Mark parameters unused. + * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Likewise. + * fixinc/fixincl.c (process): Fix printf format warning. + +2003-01-21 Ulrich Weigand <uweigand@de.ibm.com> + + * dwarf2out (output_file_names): Don't crash if called + with empty file_table. + +2003-01-21 Zack Weinberg <zack@codesourcery.com> + + * genautomata.c (output_internal_insn_latency_func): Add + missing break statement to generated code. + +2003-01-21 Roger Sayle <roger@eyesopen.com> + + * stmt.c (same_case_target_p): New function to determine whether + two case labels branch to the same target. Split out from... + (group_case_nodes): ... here. Use same_case_target_p instead. + (strip_default_case_nodes): Remove explicit case nodes + that branch to the default destination. + (expand_end_case_type): Call strip_default_case_nodes after + group_case_nodes, to simplify the case-list before we count it. + Only generate table_label RTX when actually needed. Try to share + thiscase->exit_label and thiscase->data.case_stmt.default_label + when a switch has no explicit default case. Simplify test for + constant index. + +2003-01-21 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*negsf2_h8300): Use \\t instead of + \t. + (*negsf2_h8300hs): Likewise. + (*addsi3_lshiftrt_16_zexthi): Likewise. + (*iorhi3_lshiftrt_8): Likewise. + +2003-01-21 Ulrich Weigand <uweigand@de.ibm.com> + + * dwarf2out.c (fde_table_in_use): Mark GTY. + (dwarf2out_cfi_label_num): New variable, marked GTY. + (dwarf2out_cfi_label): Use it instead of static label_num. + * emit-rtl.c (label_num): Mark GTY. + +2003-01-21 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (output_plussi): Support H8/300. + (compute_plussi_length): Likewise. + (compute_plussi_cc): Likewise. + * config/h8300/h8300.md (addsi_h8300): Use output_plussi to + output assembly instructions. + +2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * calls.c (fix_unsafe_tree): Prototype. + + * Makefile.in (GCC_WARN_CFLAGS): Add $(WERROR) $($@-warn) + (gtype-desc.o-warn, c-decl.o-warn, varasm.o-warn, gcc.o-warn, + insn-conditions.o-warn, out_object_file, gengtype-yacc.o-warn, + c-parse.o-warn): Add -Wno-error. + (STAGE2_FLAGS_TO_PASS): Add WERROR="@WERROR@". + + * configure.in (--enable-werror): Add new flag. + * doc/install.texi (--enable-werror): Document. + * configure: Regenerate. + + * objc/Make-lang.in (objc/objc-parse.o-warn): Add -Wno-error. + +2003-01-21 Andreas Schwab <schwab@suse.de> + + * genautomata.c (output_internal_insn_latency_func): Fix missing + close paren in output. + +2003-01-21 Zack Weinberg <zack@codesourcery.com> + + * genautomata.c: Space savings in generated code: + (output_dfa_insn_code_func): Split out the table-enlargement + path to an out-of-line static function, dfa_insn_code_enlarge. + (output_internal_insn_latency_func): Use a lookup table for the + default latencies. + (output_print_reservation_func): Use a lookup table for the + strings. + +2003-01-21 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de> + + PR opt/7507 + * calls.c (fix_unsafe_tree): Split out from ... + (expand_call): ... here. Use it on the function address too. + +2003-01-20 Richard Henderson <rth@redhat.com> + + * expr.h (default_must_pass_in_stack): Move decl outside ifdef. + +2003-01-20 Richard Henderson <rth@redhat.com> + + PR opt/7154 + * stmt.c (expand_asm_operands): Validize memory operands. + +2003-01-20 Richard Henderson <rth@redhat.com> + + PR opt/8848 + * ifcvt.c (noce_process_if_block): Correct arguments to + modified_between_p for no-else-block case. + +2003-01-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (const_costs): Remove a warning. + (output_plussi): Likewise. + (compute_plussi_length): Likewise. + (compute_plussi_cc): Likewise. + +2003-01-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (addsi_h8300): Remove the last + alternative. + +2003-01-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (get_shift_alg): Remove redundant code. + +2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * system.h (__NO_STRING_INLINES): Define. + +2003-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> + + * ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x + is not a scalar int mode. + +2003-01-20 Roger Sayle <roger@eyesopen.com> + + * cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL + insn's notes following a substitution inside a libcall. + +2003-01-20 Zack Weinberg <zack@codesourcery.com> + + * configure.in: Check for system-provided 'uchar' type. + * configure, config.in: Regenerate. + * cpphash.h: Only typedef 'uchar' if the system doesn't. + +2003-01-20 Richard Henderson <rth@redhat.com> + + * expr.h (MUST_PASS_IN_STACK): Move implementation... + * calls.c (default_must_pass_in_stack): ... here. + +2003-01-20 Vladimir Makarov <vmakarov@redhat.com> + + * genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c. + + * genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h. + + * genattr.c (main): Output default definition of AUTOMATON_ALTS. + Wrap up definition of `insn_alts'. + + * genattrtab.c (main): Wrap up `insn_alts'. + +2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * collect2.c (ldgetname): Check HAVE_DECL_LDGETNAME before + prototyping. + * configure.in: Check for <ldfcn.h> and ldgetname() prototype. + + * config.in, configure: Regenerate. + +2003-01-20 Nick Clifton <nickc@redhat.com> + + * config/arm/arm.md (sibcall_epilogue): Add an + UNSPEC_PROLOGUE_USE to prevent the link register from being + considered dead. + +2003-01-20 Jan Hubicka <jh@suse.cz> + + * i386.md (SSE cmov splitter): Handle memory operand in operand 5. + +2003-01-20 Andreas Schwab <schwab@suse.de> + + * system.h: Don't declare strsignal if the decl test hasn't been + run yet. + +2003-01-20 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (notice_update_cc): Don't assume that + recog_data.operands[0] is always associated with cc0. + +2003-01-19 David Edelsohn <edelsohn@gnu.org> + + * collect2.c (ldgetname): Expand declaration to prototype. + * read-rtl.c (atoll): Add prototype. + * system.h (strsignal): Also declare if no declaration found. + +2003-01-19 Alexandre Oliva <aoliva@redhat.com> + + * config.gcc (mips64*-*-linux*): Added. + * config/mips/linux64.h, config/mips/t-linux64: New file. + * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Define. + * config/mips/mips.c (override_options): Use it. + * config/mips/mips.h (TARGET_SWITCHES): Added... + (SUBTARGET_TARGET_SWITCHES): New, empty by default. + * Makefile.in (SPECS): New. + (STAGESTUFF, specs, mostlyclean, install-common): Use it. + * gcc.c (process_command): Move self-spec processing past spec + file loading. + * doc/tm.texi (DRIVER_SELF_SPECS): Document the change. + * doc/fragments.texi (MULTILIB_EXTRA_OPTS): Document need for + CRTSTUFF_T_CFLAGS. + (SPECS): Document. + * doc/invoke.texi (-mabi-fake-default): Document. + +2003-01-19 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (stack_push_word, stack_pop_word, + z_reg, z_reg_qi): Declare static and GTY(). + (da_reg): Remove. + (create_regs_rtx): Don't create da_reg. + ("gt-m68hc11.h"): Include for GTY roots. + * config/m68hc11/m68hc11.h (ix_reg, iy_reg, d_reg): Declare extern + and GTY() here. + (m68hc11_compare_op0, m68hc11_compare_op1): Likewise. + (m68hc11_soft_tmp_reg): Likewise. + * config/m68hc11/m68hc11-protos.h: Remove above declarations. + +2003-01-18 Kazu Hirata <kazu@cs.umass.edu> + + * basic-block.h: Fix comment formatting. + * calls.c: Likewise. + * combine.c: Likewise. + * convert.c: Likewise. + * gcov.c: Likewise. + * haifa-sched.c: Likewise. + * libgcc2.c: Likewise. + * loop.c: Likewise. + * profile.c: Likewise. + * system.h: Likewise. + +2003-01-18 Roger Sayle <roger@eyesopen.com> + + * config/pa/pa.md (muldi3): Avoid invalid sharing of SUBREG RTXs. + +2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * ra-build.c (undef_to_size_word): Avoid `switch' warning. + +2003-01-17 Dale Johannesen <dalej@apple.com> + + * config/rs6000/rs6000.md (*floatsidf2_internal): Add earlyclobbers. + (*floatunssidf2_internal): Ditto. + +2003-01-17 Kazu Hirata <kazu@cs.umass.edu> + + * alias.c: Fix comment typos. + * basic-block.h: Likewise. + * c-common.c: Likewise. + * c-common.h: Likewise. + * c-decl.c: Likewise. + * c-opts.c: Likewise. + * c-pragma.c: Likewise. + * c-pretty-print.h: Likewise. + * cfg.c: Likewise. + * cfganal.c: Likewise. + * cfgbuild.c: Likewise. + * cfgcleanup.c: Likewise. + * cfglayout.c: Likewise. + * cfgrtl.c: Likewise. + * convert.c: Likewise. + * cpphash.h: Likewise. + * cpplex.c: Likewise. + * cpplib.h: Likewise. + * df.h: Likewise. + * diagnostic.c: Likewise. + * diagnostic.h: Likewise. + * dwarf2.h: Likewise. + +2003-01-17 Stan Shebs <shebs@apple.com> + + * config/darwin-protos.h: Forward-declare struct cpp_reader. + +2003-01-17 Douglas B Rupp <rupp@gnat.com> + + * config/alpha/alpha.c (alpha_need_linkage): Fix obvious + mistake in last checkin. + +2003-01-17 Kazu Hirata <kazu@cs.umass.edu> + + * et-forest.c: Fix comment typos. + * et-forest.h: Likewise. + * except.c: Likewise. + * expr.c: Likewise. + * flags.h: Likewise. + * flow.c: Likewise. + * gcc.c: Likewise. + * gcse.c: Likewise. + * genattrtab.c: Likewise. + * genautomata.c: Likewise. + * gengtype.c: Likewise. + * genrecog.c: Likewise. + * global.c: Likewise. + * gthr-rtems.h: Likewise. + +2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * i386.c (x86_function_profiler): Fix format specifier. + +2003-01-17 Richard Henderson <rth@redhat.com> + + * gengtype.c (walk_type): Allow paramN_is. + +2003-01-17 Nick Clifton <nickc@redhat.com> + + * config/i960/t-960bare (i960-c.o): Add missing newline escape. + +2003-01-16 Richard Henderson <rth@redhat.com> + + * config/alpha/linux-elf.h (LIB_SPEC): Adjust inter-option spacing. + +2003-01-16 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_sr_alias_set): Mark GTY. + (alpha_next_sequence_number): Likewise. + (alpha_this_literal_sequence_number): Likewise. + (alpha_this_gpdisp_sequence_number): Likewise. + (struct alpha_funcs, alpha_funcs_num): Likewise. + (struct alpha_links): Fix branch merge error. + (alpha_need_linkage, alpha_use_linkage): Use GC for alpha_funcs. + +2003-01-17 Alexandre Oliva <aoliva@redhat.com> + + * config/mips/mips.h: Don't use #elif. Reported by Kaveh + R. Ghazi. + +2003-01-16 Kazu Hirata <kazu@cs.umass.edu> + + * ifcvt.c: Fix comment typos. + * lcm.c: Likewise. + * libgcc2.c: Likewise. + * local-alloc.c: Likewise. + * loop.c: Likewise. + * predict.c: Likewise. + * ra-build.c: Likewise. + * ra.c: Likewise. + * ra-colorize.c: Likewise. + * ra.h: Likewise. + * ra-rewrite.c: Likewise. + * regmove.c: Likewise. + * reload.h: Likewise. + * rtlanal.c: Likewise. + * toplev.c: Likewise. + * tree.h: Likewise. + * unwind-dw2-fde-glibc.c: Likewise. + * vmsdbgout.c: Likewise. + +2003-01-16 Richard Henderson <rth@redhat.com> + + * dwarf2out.c (struct file_table): Remove. + (FILE_TABLE_INCREMENT): Remove. + (file_table): Make a varray; mark for GC. Update all users. + (file_table_last_lookup_index): Extract from struct file_table. + (output_file_names): Fix unsigned compare warnings. + (add_name_attribute): Remove inline marker. + (add_comp_dir_attribute): Split out from gen_compile_unit_die. + (lookup_filename): Don't manage size of file_table. + (init_file_table): Allocate file_table with GC. + (dwarf2out_init): Don't record main_input_filename here. + (dwarf2out_finish): Do it here instead. + +2003-01-16 Bruce Korb <bkorb@gnu.org> + + * gcc/fixinc/inclhack.def(limits_ifndef): QNX needs a bypass, too. + +2003-01-16 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr + instead of rotldi3_mextr. + +2003-01-16 Vladimir Makarov <vmakarov@redhat.com> + + * haifa-sched.c (move_insn): Restore moving all schedule group. + (set_priorities): Restore taking SCHED_GROUP_P into account. + + * sched-deps.c (add_dependence): Restore processing the last group + insn. + (remove_dependence, group_leader): Restore the functions. + (set_sched_group_p): Restore adding dependencies from previous insn + in the group. + (compute_forward_dependences): Restore usage of group_leader. + + * sched-ebb.c (init_ready_list): Restore taking SCHED_GROUP_P into + account. + + * sched-rgn.c (init_ready_list): Restore taking SCHED_GROUP_P into + account. + (can_schedule_ready_p): Ditto. + (add_branch_dependences): Restore skipping over the group insns. + +2003-01-16 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix handling + 68HC12 pre/post inc/dec side effects. + +2003-01-16 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.h (MASK_M6812): Define. + +2003-01-16 J"orn Rennecke <amylaar@onetel.net.uk> + + * sh.md (mshflo_w_x): Fix description of operation. + +2003-01-16 Zack Weinberg <zack@codesourcery.com> + + * config/rs6000/rs6000.h: Mention Altivec registers in + commentary. Fix typo. + +2003-01-16 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (movti_string): Remove clobber. + * config/rs6000/rs6000.c (rs6000_emit_move, TImode): Explicitly + generate PARALLEL with clobber for TARGET_POWER. + +2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * ra-colorize.c (colorize_one_web): Initialize variable. + * regmove.c (fixup_match_1): Likewise. + * reload1.c (reload_as_needed): Likewise. + * sdbout.c (SET_KNOWN_TYPE_TAG): Add cast. + +2003-01-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cfgloop.c (flow_loops_find): Fix handling of abnormal edges. + +2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * dbxout.c (lastfile, cwd): Fix `unused' warning. + * dwarf2out.c (fde_table_in_use, current_funcdef_fde, + dw_cfi_oprnd1_desc, dw_cfi_oprnd2_desc, next_die_offset, + is_main_source, file_table, decl_die_table_in_use, + abbrev_die_table_in_use, line_info_table_in_use, + separate_line_info_table_in_use, pubname_table_in_use, + arange_table_in_use, ranges_table_in_use, + current_function_has_inlines): Likewise. + * flow.c (life_analysis): Likewise. + * genemit.c (gen_insn): Likewise. + * protoize.c (cplus_suffix): Likewise. + + * arm.c (ROUND_UP_WORD): Renamed from ROUND_UP. + * arm.h (ROUND_UP_WORD): Likewise. + + * arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned + warning. + * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos, + init_emit_once): Likewise. + * flow.c (mark_regs_live_at_end, calculate_global_regs_live): + Likewise. + * function.c (assign_stack_temp_for_type): Likewise. + * loop.c (loop_invariant_p): Likewise. + * recog.c (push_operand): Likewise. + * regclass.c (init_reg_sets_1): Likewise. + * reload.c (update_auto_inc_notes): Likewise. + * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise. + * stmt.c (expand_asm_operands): Likewise. + * stor-layout.c (start_record_layout): Likewise. + +2003-01-16 Herman A.J. ten Brugge <hermantenbrugge@home.nl> + + * config/c4x/c4x.md (epilogue): Correct last patch. + +2003-01-15 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum; + also check that GP is being used. + (alpha_find_lo_sum_using_gp): New. + (alpha_does_function_need_gp): Use get_attr_usegp. + * config/alpha/alpha-protos.h: Update. + * config/alpha/alpha.md (attr usegp): New. Annotate patterns + as needed. + +2003-01-15 Roger Sayle <roger@eyesopen.com> + + * gcse.c (one_cprop_pass): Change function arguments to take both + cprop_jumps and bypass_jumps flags instead of just alter_jumps. + (gcse_main): Update calls to one_cprop_pass, disabling bypassing. + (bypass_jumps): New function to perform separate jump bypassing pass. + * rtl.h (bypass_jumps): Add function prototype. + * timevar.def (TV_BYPASS): New timing variable. + * toplev.c (enum dump_file_index): Add new entry DFI_bypass. + (dump_file): New entry for the bypass RTL dump file. + (rest_of_compilation): Insert new jump bypassing optimization + pass after loop. + * doc/passes.texi: Document new pass. + +2003-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY, + ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define. + * pa.h (TARGET_SOM_SDEF): Define. + * pa-hpux11.h (TARGET_SOM_SDEF): Define. + +2003-01-16 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to + allocate 4-bytes of locals on 68HC11. + (expand_epilogue): Likewise. + (m68hc11_memory_move_cost): Increase cost of HI/QI soft registers. + +2003-01-15 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort + and -mshort-double to the assembler to specify the ABI. + (LINK_SPEC): Likewise. + (CPP_SPEC): Pass HCS12 specific define. + (MASK_M68S12): New define. + (TARGET_M68S12): Likewise. + (TARGET_SWITCHES): New options -m68hcs12 and -m68S12. + (TARGET_VERSION): Update. + * config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define. + (LINK_SPEC): Update. + (ASM_SPEC): Update. + * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update. + * doc/invoke.texi (M68hc1x Options): Document -m68hcs12. + +2003-01-15 Stephane Carrez <stcarrez@nerim.fr> + + * config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit + the return code. + +2003-01-15 Josef Zlomek <zlomekj@suse.cz> + + * cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU + flag before setting it. + +2003-01-15 Roger Sayle <roger@eyesopen.com> + + * c-semantics.c (genrtl_while_stmt): Improve initial RTL generation + when loop condition is known true, i.e. "while (1) { ... }". + (genrtl_for_stmt): Similarly for "for" statements. + +2003-01-15 Roger Sayle <roger@eyesopen.com> + + * real.c (real_sqrt): Return a bool result indicating whether + a floating point exception or trap should be raised. + * real.h (real_sqrt): Update function prototype. + * builtins.c (fold_builtin): Only fold non-trapping square + roots unless we're ignoring errno and trapping math. + +2003-01-15 John David Anglin <dave.anglin@nrc.gc.ca> + + * expr.h (emit_conditional_add): Add PARAMS to declaration. + * gengtype-lex.l (malloc, realloc): Move defines after include of + system.h. Remove duplicate include of system.h. + +2003-01-15 Roger Sayle <roger@eyesopen.com> + + PR middle-end/9009 + * optabs.c (expand_unop): When manipulating the FP sign bit + using integer operations, account for targets with different + integer and FP word orders. + (expand_abs): Likewise. + +2003-01-15 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_gen_section_name): Do not include + file extension in section name. + +2003-01-15 Richard Earnshaw <rearnsha@arm.com> + + * flow.c (find_auto_inc): Also try to generate a PRE_MODIFY with + constant offset. + +2003-01-15 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (HAVE_PRE_MODIFY_DISP, HAVE_PRE_MODIFY_REG): Define. + (HAVE_POST_MODIFY_DISP, HAVE_POST_MODIFY_REG): Define. + (ARM_GO_IF_LEGITIMATE_ADDRESS): Handle pre/post-modify addresses. + (ARM_PRINT_OPERAND_ADDRESS): Likewise. + +2003-01-15 Jan Hubicka <jh@suse.cz> + + PR f/9258 + * global.c (struct allocno): Add no_stack_reg. + (global_conflicts): Set no_stack_reg. + (find_reg): Use it. + + * convert.c (convert_to_real): Fold - and abs only when profitable. + * fold-const.c (fold): Fold truncates in - and abs. + +2003-01-15 Josef Zlomek <zlomekj@suse.cz> + + Segher Boessenkool <segher@koffie.nl> + + * predict.c (real_inv_br_prob_base): New variable. + (propagate_freq): Use multiply by reciprocal instead of + division. Don't divide by 1.0 at all. + (estimate_bb_frequencies): Similar. + +2003-01-15 Alexandre Oliva <aoliva@redhat.com> + + * configure.in (libgcc_visibility): Force disabled on IRIX 6 too. + * configure: Rebuilt. + +2003-01-15 Hartmut Penner <hpenner@de.ibm.com> + + * config/s390/s390.c (s390_safe_attr_type): New function. + (s390_use_dfa_pipeline_interface): New function, return true for z900. + (s390_issue_rate): New function. + (s390_agen_dep_p): New function. + (addr_generation_dependency_p): Use 's390_safe_attr_type'. + (s390_adjust_cost): Return 'cost' if new DFA is used. + (s390_adjust_priority): Delete function. + * config/s390/s390-protos.h: (s390_agen_dep_p): New prototype. + * config/s390/s390.md (atype attribute): Attribute 'atype' default + determined by 'op_type'. + (type attribute): Added more type attributes. + * config/s390/2064.md: New DFA description for z900 pipeline. + +2003-01-15 Alexandre Oliva <aoliva@redhat.com> + + * config/i386/i386.c (ix86_expand_vector_move): Validize constant + forced to memory. Fixes PR bootstrap/9036. + + * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Define so as + to set $gp before the call. + +2003-01-14 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_expand_mov): Use correct mode + for force_const_mem. + +2003-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * genattr.c (main): Rearrange output to avoid prototype warning. + * genautomata.c (transform_3): Fix ambiguous-else warning. + * local-alloc.c (requires_inout): Add parentheses around + assignment used as truth-value. + * timevar.c: Move system includes above local includes. Include + toplev.h + * Makefile.in (timevar.o): Depend on toplev.h. + +2003-01-14 Denis Chertykov <denisc@overta.ru> + + * config/ip2k/ip2k.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove. + (VALID_MACHINE_TYPE_ATTRIBUTE): Remove. + + * config/ip2k/ip2k.c (ip2k_attribute_table): New table of + attributes. + (TARGET_ATTRIBUTE_TABLE): New macro. + (valid_machine_type_attribute): Remove. + (valid_machine_decl_attribute): Remove. + (ip2k_handle_progmem_attribute): New function. + (ip2k_handle_fndecl_attribute): New function. + +2003-01-10 Andrew Haley <aph@redhat.com> + + * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename + registers to be in correct order. Add rip. + +2003-01-14 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New. + (*iorsi3_and_lshiftrt_9_sb): Likewise. + +2003-01-14 Jan Hubicka <jh@suse.cz> + + * convert.c (strip_float_extensions): Look for narrowest type handling + FP constants. + + * fold-const.c (fold): Fold (double)float1 CMP (double)float2 into + float1 CMP float2. + * convert.c (strip_float_extensions): Make global. + * tree.h (strip_float_extensions): Declare. + +2003-01-14 Gabriel Dos Reis <gdr@integrable-solutions.net> + + * timevar.def: define TV_NAME_LOOKUP. + * timevar.c (timevar_pop): Be verbose when aborting. + +2003-01-13 Andreas Schwab <schwab@suse.de> + + * Makefile.in ($(parsedir)/gengtype-lex.c): Don't change to + $(parsedir), just move the temporary file at the end. + ($(parsedir)/gengtype-yacc.c): Likewise. + +2003-01-13 Alexandre Oliva <aoliva@redhat.com> + + * aclocal.m4 (gcc_AC_PROG_GNAT): Don't try to prepend + ${ac_tool_prefix} to ADAC or CC. Protect them from word + splitting. + * configure: Rebuilt. + +2003-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * config/sparc/gmon-sol2.c (moncontrol, monstartup, _mcleanup, + internal_mcount): Don't use PARAMS. + (monstartup, _mcleanup, internal_mcount, moncontrol): Convert to + ISO C style. + (internal_mcount): Use __attribute__, not ATTRIBUTE_UNUSED. + +2003-01-13 Andreas Schwab <schwab@suse.de> + + * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Output type + directive. + +2003-01-13 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*andsi3_lshift_n_sb): New. + (*iorsi3_and_lshiftrt_n_sb): Likewise. + +2003-01-12 Mark Mitchell <mark@codesourcery.com> + + PR c++/9264 + * c-lex.c (c_lex): Set the token value to error_mark_node for + invalid numeric constants. + +2003-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * c-pch.c (asm_file_startpos): Change to `long'. + (pch_init): Use ftell, not ftello. + (c_common_write_pch): Use ftell/fseek, not ftello/fseeko. + Use `long' instead of `off_t'. + (c_common_read_pch): Likewise. + * ggc-common.c (gt_pch_save): Use long/ftell instead of + off_t/ftello. + +2003-01-12 Alan Modra <amodra@bigpond.net.au> + + * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args. + +2003-01-11 Richard Earnshaw (rearnsha@arm.com) + + * arm-protos.h (struct cpp_reader): Add declaration. + +2003-01-11 Jan Hubicka <jh@suse.cz> + + PR target/9068 + * i386.c (output_fp_compare): Fix typo. + +2003-01-10 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (common_mode_defined): Mark for PCH. + +2003-01-10 Geoffrey Keating <geoffk@apple.com> + + * Makefile.in (parsedir): New variable. + (docobjdir): New variable. + (c-parse.o, c-parse.c, c-parse.y, gengtype-lex.o, gengtype-yacc.o, + gengtype-lex.c, gengtype-yacc.c): Use parsedir. + (info, cpp.info, gcc.info, gccint.info, gccinstall.info, + cppinternals.info, generated-manpages, gcov.1, cpp.1, gcc.1, gfdl.7, + gpl.7, fsf-funding.7, maintainer-clean, install-info, install-man): + Use docobjdir. + * objc/Make-lang.in (objc/objc-parse.c, objc/objc-parse.y, + objc.maintainer-clean): Use parsedir. + + * varasm.c (struct constant_descriptor_rtx): Remove unused + `label' field. + + * toplev.c (documented_lang_options): Document -Winvalid-pch. + +2003-01-10 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.h (NO_PROFILE_COUNTERS): Set. + (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Kill. + +2003-01-10 Richard Henderson <rth@redhat.com> + + * combine.c (make_compound_operation): Use SCALAR_INT_MODE_P, + not INTEGRAL_MODE_P when widening extensions. + +2003-01-10 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (decl_has_samegp): True for !TREE_PUBLIC. + +2003-01-10 Geoffrey Keating <geoffk@apple.com> + + * ggc-page.c (ggc_collect): Avoid overflow computing + min_expand. + + * Makefile.in (RANLIB_FOR_TARGET): Use RANLIB when native. + (RANLIB_TEST_FOR_TARGET): Delete. Don't pass down to sub-makes. + Remove calls. + * mklibgcc.in: Remove uses of RANLIB_TEST_FOR_TARGET. + +2003-01-10 Jan Hubicka <jh@suse.cz> + + * ifcvt.c (noce_try_addcc): Do not call emit_conditional_add + with weird operands. + +2003-01-10 Dale Johannesen <dalej@apple.com> + + * calls.c (load_register_parameters): Add is_sibcall, sibcall_failure + parameters. Call check_sibcall_argument_overlap if indicated. + (check_sibcall_argument_overlap): Add mark_stored_args_map + parameter. Don't mark parameter area as clobbered if not set. + (expand_call): Adjust calls to above. + +2003-01-10 Kelley Cook <kelleycook@comcast.net> + + * configure.in (linker read-only and read-write section mixing): + Squelch some assembler warnings. + * configure: Likewise. + +2003-01-10 Hartmut Penner <hpenner@de.ibm.com> + + * doc/invoke.texi: Document -mtune, delete -mcpu + option for S/390 and zSeries. + * config/s390/s390.c (s390_tune_string) New variable. + (s390_cpu_string) Delete variable. + (override_options): Use s390_tune_string instead of + s390_cpu_string. + * config/s390/s390.h: (TARGET_OPTIONS) '-mtune' instead of '-mcpu'. + +2003-01-10 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*iorsi3_ashift_31): New. + +2003-01-10 Josef Zlomek <zlomekj@suse.cz> + + * jump.c (next_nonnote_insn_in_loop): New function. + (copy_loop_headers): Use next_nonnote_insn_in_loop instead of + next_nonnote_insn. + (duplicate_loop_exit_test). Likewise. + +2003-01-09 Geoffrey Keating <geoffk@apple.com> + + Merge from pch-branch: + + 2003-01-06 Geoffrey Keating <geoffk@apple.com> + + * ggc-page.c (ggc_pch_read): Update the statistics after a PCH + load. + + 2002-12-24 Geoffrey Keating <geoffk@apple.com> + + * cpplib.c (count_registered_pragmas): New function. + (save_registered_pragmas): New function. + (_cpp_save_pragma_names): New function. + (restore_registered_pragmas): New function. + (_cpp_restore_pragma_names): New function. + * cpphash.h (_cpp_save_pragma_names): Prototype. + (_cpp_restore_pragma_names): Likewise. + * cpppch.c (struct save_macro_item): Split from save_macro_data. + (struct save_macro_data): New field 'saved_pragmas'. + (save_macros): Update for changes to struct save_macro_data. + (cpp_prepare_state): Call _cpp_save_pragma_names, update + for changes to struct save_macro_data. + (cpp_read_state): Call _cpp_restore_pragma_names, update + for changes to struct save_macro_data. + + * cpppch.c (cpp_read_state): Restore the hashtable references + in the cpp_reader. + + * tree.h (built_in_decls): Mark for PCH. + + * dbxout.c (lastfile): Don't mark for PCH. + + * ggc.h: Document PCH calls into memory managers. + + 2002-12-18 Geoffrey Keating <geoffk@apple.com> + + * doc/invoke.texi (Precompiled Headers): Document the + directory form of PCH. + * cppfiles.c (validate_pch): New function. + (open_file_pch): Search suitably-named directories for PCH files. + + 2002-12-14 Geoffrey Keating <geoffk@apple.com> + + * doc/gty.texi (GTY Options): Document chain_next, chain_prev, + reorder options. + (Type Information): Mention that the information is also + used to implement PCH. + * doc/passes.texi (Passes): Improve documentation of + language-specific files. + + 2002-12-11 Geoffrey Keating <geoffk@apple.com> + + * gengtype.c (struct write_types_data): Add reorder_note_routine field. + (struct walk_type_data): Add reorder_fn field. + (walk_type): Process 'reorder' option. + (write_types_process_field): Reorder parameters to gt_pch_note_object, + call reorder_note_routine. + (write_func_for_structure): Reorder parameters to gt_pch_note_object. + (ggc_wtd): Update for change to struct write_types_data. + (pch_wtd): Likewise. + * ggc.h (gt_pch_note_object): Reorder parameters. + (gt_handle_reorder): New definition. + (gt_pch_note_reorder): New prototype. + * ggc-common.c (struct ptr_data): Add reorder_fn. + (gt_pch_note_object): Reorder parameters. + (gt_pch_note_reorder): New. + (gt_pch_save): Call reorder_fn. + * stringpool.c (gt_pch_n_S): Update for change to gt_pch_note_object. + + * dbxout.c (cwd): Don't mark for PCH. + + 2002-12-09 Geoffrey Keating <geoffk@apple.com> + + * gengtype.c (finish_root_table): Fix some warnings. + (write_root): Handle TYPE_STRING. + * ggc.h (gt_ggc_m_S): Add prototype. + * stringpool.c (gt_ggc_m_S): New function. + + 2002-11-30 Geoffrey Keating <geoffk@apple.com> + + * dwarf2out.c (dw2_string_counter): New. + (AT_string_form): Use it. + (same_dw_val_p): Update for removal of hashtable.h hash tables. + + 2002-11-22 Geoffrey Keating <geoffk@apple.com> + + * dbxout.c: Include gt-dbxout.h. + (lastfile): Mark for PCH/GGC. + (cwd): Likewise. + (struct typeinfo): Likewise. + (typevec): Likewise. + (typevec_len): Likewise. + (next_type_number): Likewise. + (struct dbx_file): Likewise. + (current_file): Likewise. + (next_file_number): Likewise. + (dbxout_init): Allocate typevec, struct dbx_file with GGC. + (dbxout_start_source_file): Allocate struct dbx_file with GGC. + (dbxout_end_source_file): Don't free struct dbx_file. + (dbxout_type): Use GGC to allocate typevec. + * Makefile.in (dbxout.o): Depend on gt-dbxout.h, $(GGC_H). + (GTFILES): Add dbxout.c. + (gt-dbxout.h): New rule. + + * Makefile.in (c-pch.o): Add debug.h as dependency. + * c-pch.c: Include debug.h. + (pch_init): Call start_source_file to keep nesting right. + (c_common_read_pch): Add orig_name parameter. Call + start_source_file debug hook. Call end_source_file debug hook. + * c-common.h (c_common_read_pch): Update prototype. + * cpplib.h (struct cpp_callbacks): Add fourth field to read_pch + callback. + * cppfiles.c (struct include_file): Add new field `header_name'. + (find_or_create_entry): Default it to `name'. + (open_file_pch): Set it to the original header file searched for. + (stack_include_file): Don't stack an empty buffer, just handle + PCH files immediately. Pass header_name field to read_pch callback. + + 2002-11-19 Geoffrey Keating <geoffk@apple.com> + + * function.c (funcdef_no): Mark to be saved in a PCH. + + 2002-11-15 Geoffrey Keating <geoffk@apple.com> + + * ggc-page.c (ggc_pch_read): Remove unused 'bmap_size'. + + * cpppch.c (cpp_read_state): Correct size reallocated for 'defn'. + + 2002-11-14 Geoffrey Keating <geoffk@apple.com> + + * optabs.h (code_to_optab): Add GTY marker. + + 2002-11-13 Geoffrey Keating <geoffk@apple.com> + + * Makefile.in (GTFILES): Add cpplib.h. + * c-common.h (struct c_common_identifier): Don't skip 'node' field. + * c-decl.c (build_compound_literal): Don't use var_labelno. + * cpplib.h (struct cpp_hashnode): Use gengtype to mark. + * dwarf2asm.c (dw2_force_const_mem): Don't use const_labelno. + * varasm.c (const_labelno): Use gengtype to mark. + (var_labelno): Likewise. + (in_section): Likewise. + (in_named_name): Likewise. + (struct in_named_entry): Likewise. + (in_named_htab): Likewise. + (set_named_section_flags): Use GGC to allocate struct in_named_entry. + (init_varasm_once): Use GGC to allocate in_named_htab. + * config/darwin.c (current_pic_label_num): Mark for PCH. + + 2002-11-11 Geoffrey Keating <geoffk@apple.com> + + * ggc-simple.c (init_ggc_pch): New stub procedure. + (ggc_pch_count_object): Likewise. + (ggc_pch_total_size): Likewise. + (ggc_pch_this_base): Likewise. + (ggc_pch_alloc_object): Likewise. + (ggc_pch_prepare_write): Likewise. + (ggc_pch_write_object): Likewise + (ggc_pch_finish): Likewise. + (ggc_pch_read): Likewise. + + 2002-11-08 Geoffrey Keating <geoffk@apple.com> + + * c-pch.c (c_common_write_pch): Write the macro definitions after + the GCed data. + (c_common_read_pch): Call cpp_prepare_state. Restore the macro + definitions after the GCed data. + * cpplib.c (save_macros): New. + (reset_ht): New. + (cpp_write_pch_deps): Split out of cpp_write_pch. + (cpp_write_pch_state): Split out of cpp_write_pch. + (cpp_write_pch): Delete. + (struct save_macro_data): Delete. + (cpp_prepare_state): New. + (cpp_read_state): Erase and restore initial macro definitions. + * cpplib.h (struct save_macro_data): Forward-declare. + (cpp_write_pch_deps): Prototype. + (cpp_write_pch_state): Prototype. + (cpp_write_pch): Delete prototype. + (cpp_prepare_state): Prototype. + (cpp_read_state): Add fourth argument. + + 2002-11-04 Geoffrey Keating <geoffk@apple.com> + + * gengtype.c (adjust_field_rtx_def): Don't use skip on valid fields. + (write_array): Remove warning. + + * gengtype.c (contains_scalar_p): New. + (finish_root_table): Add the table to all languages, even if it's + empty. + (write_roots): Output gt_pch_scalar_rtab. + * ggc-common.c (gt_pch_save): Write out scalars. + (gt_pch_restore): Read scalars back. + + * ggc-page.c (OBJECTS_IN_PAGE): New macro. + (struct page_entry): Delete pch_page field. + (ggc_recalculate_in_use_p): Use OBJECTS_IN_PAGE. + (clear_marks): Likewise. + (sweep_pages): Likewise. + (poison_pages): Likewise. + (ggc_print_statistics): Likewise. + (ggc_pch_read): Don't free objects read from a PCH. + Properly set up in_use_p and page_tails. + + 2002-10-25 Geoffrey Keating <geoffk@apple.com> + + * gengtype.c (struct write_types_data): New. + (struct walk_type_data): Make `cookie' const; add extra + prev_val item; add `orig_s' field. + (walk_type): Update prev_val[3]. + (write_types_process_field): New. + (write_func_for_structure): Take write_types_data structure. + (write_types): New. + (ggc_wtd): New. + (pch_wtd): New. + (write_types_local_process_field): New. + (gc_mark_process_field): Delete. + (write_local_func_for_structure): New. + (gc_mark_func_name): Delete. + (write_gc_types): Delete. + (write_local): New. + (finish_root_table): Don't include 'ggc_' in PFX. + (write_root): Rename from write_root. Fill pchw field of structures. + (write_array): New. + (write_roots): Rename from write_gc_roots. Split out to write_array. + Update to changes to other routines. Write gt_pch_cache_rtab table. + (main): Write PCH walking routines. + * ggc-common.c: Include toplev.h, sys/mman.h. + (ggc_mark_roots): For cache hashtables, also mark the hash table + and the array of entries. + (saving_htab): New. + (struct ptr_data): New. + (POINTER_HASH): New. + (gt_pch_note_object): New. + (saving_htab_hash): New. + (saving_htab_eq): New. + (struct traversal_state): New. + (call_count): New. + (call_alloc): New. + (compare_ptr_data): New. + (relocate_ptrs): New. + (write_pch_globals): New. + (struct mmap_info): New. + (gt_pch_save): New. + (gt_pch_restore): New. + * ggc-page.c (ROUND_UP_VALUE): New. + (ROUND_UP): New. + (struct page_entry): Add field `pch_page'. + (init_ggc): Use ROUND_UP. + (struct ggc_pch_data): Declare. + (init_ggc_pch): New. + (ggc_pch_count_object): New. + (ggc_pch_total_size): New. + (ggc_pch_this_base): New. + (ggc_pch_alloc_object): New. + (ggc_pch_prepare_write): New. + (ggc_pch_write_object): New. + (ggc_pch_finish): New. + (ggc_pch_read): New. + * ggc.h (gt_pointer_operator): New. + (gt_note_pointers): New. + (gt_pch_note_object): New prototype. + (gt_pointer_walker): New. + (struct ggc_root_tab): Use gt_pointer_walker, add `pchw' field. + (LAST_GGC_ROOT_TAB): Update. + (gt_pch_cache_rtab): Declare. + (gt_pch_scalar_rtab): Declare. + (struct ggc_cache_tab): Use gt_pointer_walker, add `pchw' field. + (LAST_GGC_CACHE_TAB): Update. + (gt_pch_save_stringpool): Declare. + (gt_pch_restore_stringpool): Declare. + (gt_pch_p_S): Declare. + (gt_pch_n_S): Declare. + (struct ggc_pch_data): Forward-declare. + (init_ggc_pch): Declare. + (ggc_pch_count_object): Declare. + (ggc_pch_total_size): Declare. + (ggc_pch_this_base): Declare. + (ggc_pch_alloc_object): Declare. + (ggc_pch_prepare_write): Declare. + (ggc_pch_write_object): Declare. + (ggc_pch_finish): Declare. + (ggc_pch_read): Declare. + (gt_pch_save): Declare. + (gt_pch_restore): Declare. + * fold-const.c (size_int_type_wide): Allocate size_htab using GGC. + * emit-rtl.c (init_emit_once): Allocate const_int_htab, + const_double_htab, mem_attrs_htab using GGC. + * c-pch.c: Include ggc.h. + (pch_init): Allow reading PCH file back. + (c_common_write_pch): Call gt_pch_save. + (c_common_read_pch): Call gt_pch_restore. + * c-parse.in (init_reswords): Delete now-untrue comment. + Allocate ridpointers using GGC. + * c-objc-common.c (c_objc_common_finish_file): Write PCH before + calling expand_deferred_fns. + * c-common.h (ridpointers): Mark for GTY machinery. + * Makefile.in (stringpool.o): Update dependencies. + (c-pch.o): Update dependencies. + (ggc-common.o): Update dependencies. + * stringpool.c: Include gt-stringpool.h. + (gt_pch_p_S): New. + (gt_pch_n_S): New. + (struct string_pool_data): New. + (spd): New. + (gt_pch_save_stringpool): New. + (gt_pch_restore_stringpool): New. + * tree.c (init_ttree): Make type_hash_table allocated using GC. + + 2002-10-04 Geoffrey Keating <geoffk@apple.com> + + * gengtype.c (adjust_field_rtx_def): Don't pass size_t to printf. + (output_mangled_typename): Don't pass size_t to printf. + + * tree.h (union tree_type_symtab): Add tag to `address' field. + (union tree_decl_u2): Add tag to 'i' field. + * varasm.c (union rtx_const_un): Add tags to all fields. + * gengtype.c (struct walk_type_data): New. + (output_escaped_param): Take struct walk_type_data parameter. + (write_gc_structure_fields): Delete. + (walk_type): New. + (write_gc_marker_routine_for_structure): Delete. + (write_func_for_structure): New. + (gc_mark_process_field): New. + (gc_mark_func_name): New. + (gc_counter): Delete. + (write_gc_types): Use write_func_for_structure. + (write_gc_roots): Use walk_type. + + 2002-10-02 Geoffrey Keating <geoffk@apple.com> + + * ggc-common.c (ggc_mark_roots): Delete 'x'. + (ggc_splay_dont_free): Fix warning about unused 'x'. + (ggc_print_common_statistics): Remove warnings. + + 2002-10-01 Mike Stump <mrs@apple.com> + + * ggc-common.c (ggc_splay_alloc): Actually return the allocated area. + * gengtype.c (write_gc_structure_fields): Handle param[digit]_is. + + 2002-09-01 Geoffrey Keating <geoffk@redhat.com> + Catherine Moore <clm@redhat.com> + + * Makefile (c-pch.o): Update dependencies. + (LIBCPP_OBJS): Add cpppch.o. + (cpppch.o): New. + * c-common.c (c_common_init): Don't call pch_init here. + * c-common.h (c_common_read_pch): Update prototype. + * c-lex.c (c_common_parse_file): Call pch_init here. + * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-pch, -fpch-deps. + (c_common_decode_option): Handle them. + * c-pch.c: Include c-pragma.h. + (save_asm_offset): Delete. + (pch_init): Move contents of save_asm_offset into here, call + cpp_save_state. + (c_common_write_pch): Call cpp_write_pch. + (c_common_valid_pch): Warn only when -Winvalid-pch. Call + cpp_valid_state. + (c_common_read_pch): Add NAME parameter. Call cpp_read_state. + * cppfiles.c (stack_include_file): Update for change to + parameters of cb.read_pch. + * cpphash.h (struct cpp_reader): Add `savedstate' field. + * cpplib.h (struct cpp_options): Add `warn_invalid_pch' and + `restore_pch_deps' fields. + (struct cpp_callbacks): Add NAME parameter to `read_pch'. + (cpp_save_state): Prototype. + (cpp_write_pch): Prototype. + (cpp_valid_state): Prototype. + (cpp_read_state): Prototype. + * cpppch.c: New file. + * flags.h (version_flag): Remove prototype. + * mkdeps.c (deps_save): New. + (deps_restore): New. + * mkdeps.h (deps_save): Prototype. + (deps_restore): Prototype. + * toplev.c (late_init_hook): Delete. + (version_flag): Make static again. + (compile_file): Don't call late_init_hook. + * toplev.h (late_init_hook): Delete. + * doc/cppopts.texi: Document -fpch-deps. + * doc/invoke.texi (Warning Options): Document -Winvalid-pch. + + 2002-08-27 Geoffrey Keating <geoffk@redhat.com> + + * c-pch.c (c_common_write_pch): Rename from c_write_pch, change + callers. + (c_common_valid_pch): Rename from c_valid_pch, change callers. + (c_common_read_pch): Rename from c_read_pch, change callers. + + * c-opts.c (COMMAND_LINE_OPTIONS): Allow -output-pch= to have + a space between it and its argument. + + 2002-08-24 Geoffrey Keating <geoffk@redhat.com> + + * c-pch.c: New file. + * toplev.h (late_init_hook): Declare. + * toplev.c (late_init_hook): Define. + (version_flag): Make globally visible. + (compile_file): Call late_init_hook. + (init_asm_output): Make output file seekable. + * gcc.c (default_compilers): Update c-header rule. + * flags.h (version_flag): Declare. + * cpplib.h (struct cpp_callbacks): Add 'valid_pch' and 'read_pch' + fields. + * cppfiles.c (struct include_file): Add 'pch' field. + (INCLUDE_PCH_P): New. + (open_file_pch): New. + (stack_include_file): Handle PCH files specially. + (find_include_file): Call open_file_pch instead of open_file. + (_cpp_read_file): Explain why open_file is used instead of + open_file_pch. + * c-opts.c (c_common_decode_option): Correct OPT__output_pch case. + * c-objc-common.c (c_objc_common_finish_file): Call c_write_pch. + * c-lex.c (init_c_lex): Set valid_pch and read_pch fields + in cpplib callbacks. + * c-common.c (pch_file): Correct comment. + (allow_pch): Define. + (c_common_init): Call pch_init. + * c-common.h (allow_pch): Declare. + (pch_init): Declare. + (c_valid_pch): Declare. + (c_read_pch): Declare. + (c_write_pch): Declare. + * Makefile.in (c-pch.o): New. + (C_AND_OBJC_OBJS): Add c-pch.o. + * doc/invoke.texi (Precompiled Headers): Add index entries, + complete truncated paragraph. + + 2002-08-17 Geoffrey Keating <geoffk@redhat.com> + + * c-common.c: (pch_file): Define. + * c-common.h (pch_file): Declare. + * c-opts.c (COMMAND_LINE_OPTIONS): Add --output-pch=. + (missing_arg): Require --output-pch= to have an argument. + (c_common_decode_option): Handle --output-pch=. + * gcc.c: Document new %V. + (default_compilers): Handle compiling C header files. + (do_spec_1): Implement %V. + (main): Handle "gcc foo.h" without trying to run linker. + * doc/invoke.texi (Invoking GCC): Add new menu item for PCH. + (Overall Options): Document what the driver does with header files, + document new -x option possibilities. + (Invoking G++): More documentation for PCH. + (Precompiled Headers): New. + + 2002-08-09 Geoffrey Keating <geoffk@redhat.com> + + * ggc.h: Don't include varray.h. Rearrange functions to be more + organized. + (ggc_add_root): Delete. + (ggc_mark_rtx): Delete. + (ggc_mark_tree): Delete. + (struct ggc_statistics): Remove contents. + * ggc-common.c: Remove unneeded includes. + (struct ggc_root): Delete. + (roots): Delete. + (ggc_add_root): Delete. + (ggc_mark_roots): Don't mark `roots'. Call ggc_mark_stringpool. + (ggc_print_common_statistics): Remove most of the contents. + * Makefile.in (GGC_H): No longer uses varray.h. + (ggc-common.o): Update dependencies. + (c-parse.o): Add varray.h to dependencies. + (c-common.o): Add varray.h. + * stringpool.c (mark_ident): Use mangled name for tree marker routine. + (mark_ident_hash): Rename to ggc_mark_stringpool. + (init_stringpool): Don't use ggc_add_root. + * c-parse.in: Include varray.h. + * c-common.c: Include varray.h. + * objc/Make-lang.in (objc-act.o): Add varray.h. + * objc/objc-act.c: Include varray.h. + + 2002-07-25 Geoffrey Keating <geoffk@redhat.com> + + * dwarf2out.c (dw_cfi_oprnd2_desc): Fix ISO-only function definition. + (dw_cfi_oprnd1_desc): Likewise. + + 2002-07-17 Geoffrey Keating <geoffk@redhat.com> + + * config/alpha/alpha.c (struct alpha_links): Use gengtype to mark; + move out of ifdef. + (alpha_links): Use gengtype to mark; move out of ifdef. + (mark_alpha_links_node): Delete. + (mark_alpha_links): Delete. + (alpha_need_linkage): Use GGC to allocate splay tree, struct + alpha_links, strings. Don't use ggc_add_root. + * ggc-common.c (ggc_splay_alloc): New. + (ggc_splay_dont_free): New. + * ggc.h (ggc_mark_rtx): Update for changed name mangling. + (ggc_mark_tree): Likewise. + (splay_tree_new_ggc): New. + (ggc_splay_alloc): Declare. + (ggc_splay_dont_free): Declare. + * dwarf2asm.c: Include gt-dwarf2asm.h. + (mark_indirect_pool_entry): Delete. + (mark_indirect_pool): Delete. + (indirect_pool): Use gengtype to mark. + (dw2_force_const_mem): Don't use ggc_add_root. + * Makefile.in (dwarf2asm.o): Depend on gt-dwarf2asm.h. + (GTFILES): Add SPLAY_TREE_H, dwarf2asm.c. + (gt-dwarf2asm.h): Depend on s-gtype. + + 2002-07-08 Geoffrey Keating <geoffk@redhat.com> + + * tree.h (union tree_type_symtab): Mark `die' field. + * Makefile.in (dwarf2out.o): Update dependencies. + * dwarf2out.c: Use GGC to allocate all structures. Convert to htab_t + hash tables. + (dw_cfi_oprnd1_desc): New function. + (dw_cfi_oprnd2_desc): New function. + (indirect_string_alloc): Delete. + (debug_str_do_hash): New function. + (debug_str_eq): New function. + (mark_limbo_die_list): Delete. + (dwarf2out_init): Don't call ggc_add_root. + +2003-01-09 Vladimir Makarov <vmakarov@redhat.com> + + The following changes are merged from itanium-sched-branch: + + 2003-01-08 David Edelsohn <edelsohn@gnu.org> + + * doc/md.texi: Clarify assignment of units to automata description. + + 2003-01-08 Vladimir Makarov <vmakarov@redhat.com> + + * genautomata.c (unit_decl): Remove members + `the_same_automaton_unit' and + `the_same_automaton_message_reported_p'. + (process_unit_to_form_the_same_automaton_unit_lists, + form_the_same_automaton_unit_lists_from_regexp, + form_the_same_automaton_unit_lists, the_same_automaton_lists): + Remove them. + (annotation_message_reported_p): New global variable. + (check_unit_distribution_in_reserv, + check_regexp_units_distribution): New functions. + (check_unit_distributions_to_automata): Rewrite it. + + 2003-01-04 Vladimir Makarov <vmakarov@redhat.com> + + * genautomata.c (form_the_same_automaton_unit_lists_from_regexp): + Use continue instead of break if cycle is too big. + + 2002-12-20 Vladimir Makarov <vmakarov@redhat.com> + + * genautomata.c (check_unit_distributions_to_automata): Output at + most one message for a unit. + (process_unit_to_form_the_same_automaton_unit_lists): Check + automaton of units instead of units themself. + + * doc/md.texi: Describe the constraint about assigning unit to + automata. + + 2002-12-20 Jan Hubicka <jH@suse.cz> + Vladimir Makarov <vmakarov@redhat.com> + + * genautomata.c (unit_decl): Add new members `min_occ_cycle_num' + and `in_set_p'. + (gen_cpu_unit): Initialize the new members. + (process_regexp_cycles): Calculate minimal finish cycle too. Set + up `min_occ_cycle_num'. + (evaluate_max_reserv_cycles): Change the function call. + (CLEAR_BIT): New macro. + (states_union, state_shift): Use the mask. + (initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'. + (form_reservs_matter): New function. + (make_automaton): Call the function and use the mask. + (estimate_one_automaton_bound): Take `min_occ_cycle_num' into + account. + + 2002-12-17 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/itanium2.md (lfetch): Change the insn reservation. + + 2002-12-17 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn + for Itanium. + + 2002-12-17 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/ia64.c (ia64_override_options): Make itanium2 as + default cpu. + + 2002-12-17 Vladimir Makarov <vmakarov@redhat.com> + 2002-10-31 Dale Johannesen <dalej@apple.com> + + * haifa-sched.c (find_set_reg_weight): New function. + (find_insn_reg_weight): Use the new function. + (schedule_block): Do sorting ready queue always + after insn issue. + + 2002-11-27 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/ia64.c (bundling): Use MFI template instead of MLX. + + 2002-11-19 Vladimir Makarov <vmakarov@redhat.com> + + * haifa-sched.c (choice_entry): New structure. + (choice_stack, cycle_issued_insns): New variables. + (max_issue): Rewrite it. + (choose_ready): Set up ready_try for unknown insns too. + (schedule_block): Allocate and free choice_stack. Set up + and modify cycle_issued_insns. + + * config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue + with and without filling the bundle. + (bundling): Combine calls of issue_nops_and_insn. + + 2002-10-17 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/itanium1.md: New file. + + * config/ia64/itanium2.md: New file. + + * config/ia64/ia64.md: Move DFA descriptions into the new files. + Remove the old pipeline description. + + * config/ia64/ia64.c (ia64_override_options): Add aliases of + itanium processor names. + + 2002-10-16 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/ia64.c (bundling): Print states for Itanium2 too. + (ia64_reorg): Set up queried unit codes for Itanium2 too. + + * config/ia64/ia64.md: Add descriptions for Itanium2. + + 2002-10-08 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/ia64.h (processor_type): New enumeration. + (ia64_tune, ia64_tune_string): New external declarations. + (TARGET_OPTIONS): Add option `tune='. + + * config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global + variables. + (ia64_override_options): Set up `ia64_tune'. + (ia64_sched_reorder2): Set up `clocks' only for Itanium. + (ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium. + (bundling): Add nops for MM-insns only for Itanium. + (ia64_reorg): Allocate and free `clocks' and `add_cycles' only for + Itanium. + + * config/ia64/ia64.md (cpu): New attribute. + (DFA description): Enable it only for Itanium. + + 2002-10-08 Vladimir Makarov <vmakarov@redhat.com> + Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to + MASK_EARLY_STOP_BITS. + (TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS. + (TARGET_SWITCHES): Rename option `tune-stop-bits' to + `early-stop-bits'. + + * config/ia64/ia64.c (ia64_dfa_new_cycle, + final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS + instead of TARGET_TUNE_STOP_BITS. + + * doc/invoke.texi: Rename option `-mtune-stop-bits' to + `-mearly-stop-bits'. + + * config/ia64/ia64.c (automata_option "v"): Comment it. + + 2002-10-07 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS): + New macros. + (TARGET_SWITCHES): Add entries for the new option. + + * config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx + dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC. + (stops_p, stop_before_p, clocks_length, clocks, add_cycles): New + global variables. + (ia64_sched_reorder2): Set up `clocks'. + (ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'. + (ia64_dfa_new_cycle): Set up add_cycle. Permit sorting ready + queue when TARGET_TUNE_STOP_BITS. + (bundling): Insert additional nops for MM-insns. + (final_emit_insn_group_barriers): Add insertion of stop bits + according `stops_p'. + (ia64_reorg): Initiate the new varibales. + + * doc/invoke.texi: Add description of option `-mtune-stop-bits'. + + 2002-10-02 Vladimir Makarov <vmakarov@redhat.com> + + * haifa-sched.c (schedule_block): Modify INSN_TICK of depended + insns at the end of block insn scheduling. + + 2002-09-30 Vladimir Makarov <vmakarov@redhat.com> + + * sched-deps.c (remove_dependence, group_leader): Remove it. + (add_dependence): Add dependence to group leader to. + (set_sched_group_p): Add dependence to the first insn of the + schedule group too. + (sched_analyze_insn): Make dependence to jump as anti-dependence. + Change true dependence by anti-dependence when + `reg_pending_barrier'. + + * sched-rgn.c (init_ready_list, can_schedule_ready_p, + add_branch_dependences): Ignore schedule groups. + + * sched-ebb.c (init_ready_list): Ditto. + + * (move_insn, set_priorities): Ditto. + + * config/ia64/ia64.c (ia64_sched_init): Check that schedule group + flag is clear after reload. + (adjust_cost): Change cost only for output dependencies. + + * config/ia64/ia64.md: Add more insns into bypass for MM-insns. + + 2002-09-26 Vladimir Makarov <vmakarov@redhat.com> + + * Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry. + + * target.h (gcc_target): Add member + `dependencies_evaluation_hook'. + + * target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New + macro. + (TARGET_SCHED): Add initiatialization of the new member. + + * sched-ebb.c: Include `target.h'. + (schedule_ebb): Call `dependencies_evaluation_hook'. + + * sched-rgn.c (schedule_region): Call + `dependencies_evaluation_hook'. + + * config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): + New macro. + (ia64_dependencies_evaluation_hook): New function. + + * doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): + Describe the new hook. + + 2002-09-25 Vladimir Makarov <vmakarov@redhat.com> + + * target.h (gcc_target): Add members + `first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'. + + * target-def.h (TARGET_SCHED_DFA_NEW_CYCLE, + TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New + macros. + (TARGET_SCHED): Add initiatialization of the new members. + + * haifa-sched.c (schedule_insn): Update last_clock_var for the 1st + insn scheduling too. + (choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to + initialize `ready_try'. + (schedule_block): Use `dfa_new_cycle'. Sort `ready' only unless + `dfa_new_cycle' says not to do it. + + * config/ia64/ia64.md: Add DFA Itanium 1 description for insn + bundling. + + * config/ia64/ia64.h (CPU_UNITS_QUERY): New macro. + + * config/ia64/ia64.c: Include `hashtab.h'. + (ia64_first_cycle_multipass_dfa_lookahead_guard, + ia64_dfa_new_cycle, final_emit_insn_group_barriers, + ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state, + initiate_bundle_states, finish_bundle_states, bundle_state_hash, + bundle_state_eq_p, insert_bundle_state, + initiate_bundle_state_table, finish_bundle_state_table, + try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos, + get_template, get_next_important_insn, bundling): New functions. + (ia64_internal_sched_reorder): Remove it. + (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD, + TARGET_SCHED_DFA_NEW_CYCLE): New macros. + (ia64_safe_itanium_requires_unit0): Remove it. + (group_barrier_needed_p): Place group barrier right before a real + insn. + (bundle, ia64_packet, NR_PACKETS, type_names, packets, packets): + Remove them. + (bundle_name): New variable. + (_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_, + _0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_, + _1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5, + pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size, + temp_dfa_state, prev_cycle_state): New global variables. + (insn_matches_slot, maybe_rotate, finish_last_head, + rotate_one_bundle, rotate_one_bundles, nop_cycles_until, + cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn, + find_best_packet, itanium_reorder, dump_current_packet, + schedule_stop, gen_nop_type, ia64_emit_nops): Remove them. + (sched_data, sched_ready, sched_types): Remove them. + (ia64_sched_init): Initiate only `last_scheduled_insn' and call + `init_insn_group_barriers'. + (ia64_sched_reorder, ia64_sched_reorder2): Call + ia64_dfa_sched_reorder. + (ia64_variable_issue): Rewrite it. + (bundle_state): New structure. + (index_to_bundle_states, bundle_states_num, + allocated_bundle_states_chain, free_bundle_state_chain): New + global variables. + (ia64_sched_finish): Add stop bits and call `bundling' after the + 2nd insn scheduling. + (ia64_use_dfa_pipeline_interface): Return zero always. + (ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd + insn scheduling. + (ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size', + `temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'. + (ia64_reorg): Add bundling insns. + + * doc/tm.texi + (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD, + TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks. + + 2002-09-23 Vladimir Makarov <vmakarov@redhat.com> + + * config/ia64/ia64.md: Add Itanium1 DFA description. + (itanium_class): Add `nop' and `pre_cycle'. Add + define_function_unit for `nop'. + (nop): Change attribute `itanium_class'. + (pre_cycle): New define_insn. + + * config/ia64/ia64-protos.h (bundling_p): New external variable. + (ia64_st_address_bypass_p, ia64_ld_address_bypass_p, + ia64_produce_address_p): New function prototypes. + + * config/ia64/ia64.c (bundling_p): New global variable. + (ia64_use_dfa_pipeline_interface, + ia64_first_cycle_multipass_dfa_lookahead, + ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New + functions. + (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE, + TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD, + TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN, + TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros. + (ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2, + ia64_variable_issue, ia64_sched_finish): Do nothing before reload. + (dfa_pre_cycle_insn): New variable. + + 2002-09-20 Vladimir Makarov <vmakarov@redhat.com> + + * rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New + constructions. + + * genattrtab.h (gen_final_presence_set, gen_final_absence_set): + New function prototypes. + + * genattrtab.c (main): Process the new constructions. + + * genautomata.c (gen_presence_absence_set, + process_presence_absence_names, process_presence_absence_patterns, + add_presence_absence, check_absence_pattern_sets): Add parameter + `final_p'. + (unit_decl): Add new members `final_presence_list' and + `final_absence_list'. + (unit_pattern_rel_decl): Add new member `final_p'. + (gen_final_presence_set, gen_final_absence_set): New functions. + (process_decls): Use member `final_p'. + (temp_reserv): New global variable. + (reserv_sets_are_intersected): Add processing `final_presence_set' + and `final_absence_set'. + (initiate_states): Allocate `temp_reserv'. + (unit_final_presence_set_table, unit_final_absence_set_table): New + gloabal variables. + (initiate_presence_absence_pattern_sets): Initiate them. + (NDFA_to_DFA): Fix typo. + (output_description): Output `final_presence_set' and + `final_absence_set'. + + * doc/md.texi (final_presence_set, final_absence_set): Describe + them. + + 2002-09-20 Vladimir Makarov <vmakarov@redhat.com> + + * genautomata.c (transform_3): Process a missing case (nothing on + unit place). + + 2002-09-20 Vladimir Makarov <vmakarov@redhat.com> + + * rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change + comments about queried units and the minimization. + + * doc/md.texi: Ditto. + + * genautomata.c (create_composed_state): Return nonzero if the new + state has been created. + (first_cycle_unit_presence): New function. + (state_is_differed): Add new parameter. Use the new function. + Take queried units into account. + (partition_equiv_class): Pass additional parameter to + `state_is_differed'. + (merge_states): Process composed states too. + (build_automaton, create_automata, output_min_issue_delay_table, + output_tables, output_statistics): Output more information. + (output_reserved_units_table): Use function + `first_cycle_unit_presence'. + (output_tables): Output table of queried units even if the + minimization is switched on. + (write_automata): Output code for querying units even if the + minimization is switched on. + + 2002-09-19 Vladimir Makarov <vmakarov@redhat.com> + + * rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended + syntax of the constructions. + + * doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of + extended syntax of the constructions. + + * genautomata.c (unit_rel_decl): Rename it to + `unit_pattern_rel_decl'. + (pattern_set_el, pattern_reserv): New structures. + (pattern_set_el_t, pattern_reserv_t): New types. + (gen_presence_absence_set): New function. + (process_presence_absence): Remove it. + (process_presence_absence_names, + process_presence_absence_patterns): New functions. + (get_presence_absence_set): Remove it. + (initiate_presence_absence_sets): Rename it on + `initiate_presence_absence_pattern_sets'. Use new function + `form_reserv_sets_list'. + (form_reserv_sets_list, check_presence_pattern_sets, + check_absence_pattern_sets, output_pattern_set_el_list): New + functions. + (unit_decl): Change types of members `presence_list' and + `absence_list'. + (unit_rel_decl): Rename member `names_num' to `all_names_num'. + (decl): Change types of members `excl', `presence', and `absence'. + (get_str_vect): Rename `par_flag' to `paren_p'. Add null element + at the end of the vector. + (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set, + gen_automaton, gen_regexp_repeat, gen_regexp_allof, + gen_regexp_oneof, gen_regexp_sequence): Use boolean values. + (gen_presence_set, gen_absence_set): Use new function + `gen_presence_absence_set'. + (add_presence_absence): Process `pattern_list' instead of + `source_list'. + (process_decls): USe new functions + `process_presence_absence_names' and + `process_presence_absence_patterns'. + (reserv_sets_are_intersected): Use new function + `check_presence_pattern_sets'. + (presence_set, absence_set): Remove them. + (unit_presence_set_table, unit_absence_set_table): New global + variables. + (output_description): Use new function + `output_pattern_set_el_list'. + (generate): Use `initiate_presence_absence_pattern_sets'. + + 2002-09-18 Vladimir Makarov <vmakarov@redhat.com> + + * genattr.c (main): Add output of prototype of new interface + function `dfa_clean_insn_cache'. + + * genautomata.c (output_dfa_clean_insn_cache_func): New function. + (DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro. + (output_dfa_start_func): Use function `dfa_clean_insn_cache' in + the generated code. + (write_automata): Call the new function. + +2003-01-09 Jan Hubicka <jh@suse.cz> + + * i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt + correctly. + +2003-01-09 Paolo Carlini <pcarlini@unitus.it> + + * doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo. + +2003-01-09 J"orn Rennecke <joern.rennecke@superh.com> + + * defaults.h (EXTRA_MEMORY_CONSTRAINT): Add STR argument. + (EXTRA_ADDRESS_CONSTRAINT): Likewise. + (CONSTRAINT_LEN): Provide default definition. + (CONST_OK_FOR_CONSTRAINT_P): Likewise. + (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Likewise. + (EXTRA_CONSTRAINT_STR): Likewise. + (REG_CLASS_FROM_CONSTRAINT): Define. + * genoutput.c (check_constraint_len, constraint_len): New functions. + (validate_insn_alternatives): Check CONSTRAINT_LEN for each + constraint / modifier. + (gen_insn): Call check_constraint_len. + * local-alloc.c (block_alloc): Update to use new macros / pass + second argument to EXTRA_{MEMORY,ADDRESS}_CONSTRAINT. + * ra-build.c (handle_asm_insn): Likewise. + * recog.c (asm_operand_ok, preprocess_constraints): Likewise. + (constrain_operands, peep2_find_free_register): Likewise. + * regclass.c (record_operand_costs, record_reg_classes): Likewise. + * regmove.c (find_matches): Likewise. + * reload.c (push_secondary_reload, find_reloads): Likewise. + (alternative_allows_memconst): Likewise. + * reload1.c (maybe_fix_stack_asms): Likewise. + (reload_cse_simplify_operands): Likewise. + * stmt.c (parse_output_constraint, parse_input_constraint): Likewise. + * doc/tm.texi (CONSTRAINT_LEN, REG_CLASS_FROM_CONSTRAINT): Document. + (CONST_OK_FOR_CONSTRAINT_P): Likewise. + (CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR): Likewise. + (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Add STR argument. + * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Likewise. + + * sh.h (OVERRIDE_OPTIONS): Allow first scheduling pass for SH5. + +2003-01-09 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*extzv_1_r_h8300): Correct the insn + length. + (*extzv_1_r_h8300hs): Likewise. + (*extzv_1_r_inv_h8300): Likewise. + (*extzv_1_r_inv_h8300hs): Likewise. + +2003-01-09 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.h (PREDICATE_CODES): New. + +2003-01-09 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*addsi3_upper): New. + (*iorsi3_shift): Likewise. + (two splitters): Likewise. + (*addsi3_shift): Likewise. + (two splitters): Likewise. + +2003-01-09 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz> + + * Makefile.in (optabs.o): Add dependency on basic-block.h. + * basic-block.h (control_flow_insn_p): Fuction was exported. + * cfgbuild.c (control_flow_insn_p): Fuction was made non-static. + * optabs.c (emit_libcall_block): Emit REG_LIBCALL and REG_RETVAL + notes only when the region is contained in a single basic block. + +2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR inline-asm/8832 + * tree.h (expand_asm): New prototype. + * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed + to do so. + * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier + down to expand_asm. + * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier. + * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag. + (volatile_refs_p) [ASM_INPUT]: Likewise. + (side_effects_p) [ASM_INPUT]: Likewise. + +2003-01-09 Jan Hubicka <jh@suse.cz> + + * i386.md (*mul*): FIx constraints; remove confused comment; fix + athlon_decode attributes + (imul/k8 optimization peep2s): New. + + * athlon.md (athlon_ssecmp*): Handle ssecomi as well. + * i386.md (type attribute): Add ssecomi. + (unit, memory, prefix attributes): Handle ssecomi. + (cvt?2? patterns): Fix athlon_decode attribute + (comi patterns): Set attribute to ssecomi. + + PR target/8343 + * m68k.md (umulsidi, mulsidi expanders): Use register operand. + +2003-01-09 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates + that match register_operands. + * config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make + register_operand the default case. + +2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr> + + PR c/8032 + * c-typeck.c (process_init_element) [RECORD_TYPE]: For + an empty element, do not advance the pointer to unfilled + fields if there are pending initializers. + +2003-01-09 Christian Cornelssen <ccorn@cs.tu-berlin.de> + + * Makefile.in (ORDINARY_FLAGS_TO_PASS): Also pass DESTDIR. + (install-gcc-tooldir, install-cpp, installdirs, + install-common, install-driver, install-info, install-man, + install-headers, install-include-dir, install-headers-tar, + install-headers-cpio, install-headers-cp, install-mkheaders, + install-collect2, uninstall): Prepend $(DESTDIR) to + destination paths in all (un)installation commands. + (install-driver): Rewrite $(LN) commands to support DESTDIR + with "ln" as well as with "ln -s". + (installdirs): Simply use mkinstalldirs. + (install-libgcc, install-multilib): Also pass DESTDIR. + * mklibgcc.in: Prepend $(DESTDIR) to $(libsubdir) in the + installation destination variable ldir. + * config/alpha/t-osf4, config/arm/t-netbsd, + config/ia64/t-hpux, config/mips/t-iris5-6, + config/pa/t-hpux-shlib, config/rs6000/t-aix43, + config/rs6000/t-aix52, config/t-slibgcc-elf-ver, + config/t-slibgcc-sld: Prepend $$(DESTDIR) to $$(slibdir) + in the definition of SHLIB_INSTALL. + * config/arc/t-arc (install-multilib-arc): Prepend $(DESTDIR) to + $(libsubdir) in the installation commands. + +2003-01-08 Kaz Kojima <kkojima@gcc.gnu.org> + + * config/sh/sh.h (CASE_VECTOR_MODE): Use SImode for a + non-optimizing compile. + (ASM_OUTPUT_ADDR_VEC_ELT): Use .long for a non-optimizing + compile. + +2003-01-08 Douglas B Rupp <rupp@gnat.com> + + * config/i386/i386.c (ix86_attribute_table): Add new attributes + ms_struct and gcc_struct. + (ix86_handle_struct_attribute): New function. + (ix86_ms_bitfield_layout_p): Update to take new attributes + into account. + * doc/extend.texi: Document new attributes. + * testsuite/gcc.dg/bf-ms-attrib.c: New test. + +2003-01-08 Danny Smith <dannysmith@users.sourceforge.net> + + PR optimization/8750 + * config/i386/i386.c (ix86_expand_prologue): Don't allow + scheduling pass to move insns across __alloca call. + +2003-01-08 Dale Johannesen <dalej@apple.com> + + * config/rs6000/rs6000.md: Replace *store_multiple_string + with *stmsi[3-8]. + +2003-01-08 Jeff Sturm <jsturm@one-point.com> + + PR target/9210 + * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): + Set SYMBOL_REF_FLAG on local data sym_ref. + +2003-01-08 Dale Johannesen <dalej@apple.com> + + * function.c (assign_parms): Don't set pretend_args_size if + REG_PARM_STACK_SPACE. + config/rs6000/rs6000.c (setup_incoming_varargs): Don't set + pretend_args_size. + +2003-01-08 Nathanael Nerode <neroden@gcc.gnu.org> + + * gcc.hlp: Delete. + +2003-01-09 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_expand_int_addcc): Fix thinko. + +2003-01-08 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode. + * config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine + as hook_bool_tree_hwi_hwi_tree_true. + (rs6000_emit_allocate_stack): Use TARGET_32BIT. + (rs6000_emit_epilogue): Same. + (rs6000_output_mi_thunk): Re-implement as RTL. + * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call + xcoffout_declare_function if any debugging enabled. + +2003-01-08 Chris Demetriou <cgd@broadcom.com> + + * config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New + targets, to support MIPS32 Release 2 (MIPS32R2) configurations. + * config/mips/mips.h (enum processor_type): Rename + PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to + PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC. + Add PROCESSOR_M4K. + (TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming. + (ISA_MIPS32R2): New define. + (GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC) + (ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO) + (ISA_HAS_PREFETCH): Add support for MIPS32R2. + (MIPS_ISA_DEFAULT): Likewise. Also, fix indentation. + (TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2. Add new + predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64. + (ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if + compiling MIPS16 code. + (ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix + comment. + (ISA_HAS_SEB_SEH): New define. + (ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker. + * config/mips/mips.c (mips_cpu_info_table): Adjust for enum + processor_type value renaming. Add support for MIPS32R2. + Clean up comments, and move "sb1" entry with other MIPS64 CPU + entries. + (override_options): Reimplement -mipsN option handling so that + it will work correctly for -mips32r2. Avoid branch-likely + instructions on MIPS32R2. + * config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2. + (extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH. + (extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH. + (extendhisi2_hw, extendqisi2_hw): New. + * config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support + for MIPS32R2. Add new predefine __mips_isa_rev for MIPS32, + MIPS32R2, and MIPS64. + (LINK_SPEC): Pass -mips32r2 to linker. + * config/mips/t-isa3264: Built -mips32r2 multilibs. + * doc/invoke.texi (MIPS Options): Add -mips32r2, add support + for mips32r2 in the -march description. Alphabetically sort + CPU names in the -march description. Add long-missed -mips32 + and -mips64 to MIPS option summary. + + * config.gcc: Update copyright years to include 2003. + * config/mips/mips.c: Likewise. + * config/mips/mips.h: Likewise. + * config/mips/mips.md: Likewise. + * config/mips/netbsd.h: Likewise. + * doc/invoke.texi: Likewise. + +2003-01-08 Andreas Schwab <schwab@suse.de> + + * aclocal.m4 (gcc_AC_INITFINI_ARRAY): Fix spelling of cache + variable. + * configure: Regenerated. + +2003-01-08 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (output_logical_op): Replace byte/word + extraction of det with b0, b1, w0, w2, etc. + (compute_logical_op_length): Likewise. + (compute_logical_op_cc): Likewise. + +2003-01-08 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.h (CONSTANT_ADDRESS_P): Allow CONST and + HIGH on all variants. + +2003-01-08 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz> + + * Makefile.in (PARTITION_H): New. + (BASIC_BLOCK_H): Added hard-reg-set.h and $(PARTITION_H). + * basic-block.h: Include hard-reg-set.h. + +2003-01-08 Richard Earnshaw <rearnsha@arm.com> + + * arm.h (ENABLE_XF_PATTERNS): Delete. + * arm.md (addxf3, subxf3, mulxf3, divxf3, modxf3, negxf2, absxf2) + (sqrtxf2, floatsixf2, fix_truncxfsi2, truncxfsf2, truncxfdf2) + (extendsfxf2, extenddfxf2, movxf, cmpxf, cmpxf_insn) + (cmpxf_trap): Delete. + (movxf_hard_insn): Remove test of ENABLE_XF_PATTERNS. + +2003-01-08 Jan Hubicka <jh@suse.cz> + + * i386.md (adddi3_carry_rex64, subdi3_carry_rex64): Name pattern. + (addhi3_carry, addqi3_carry, subhi3_carry, subqi3_carry): New patterns. + (add??cc): New expanders. + * i386.c (expand_int_addcc): New function. + * i386-protos.h (expand_int_addcc): Declare. + + * alias.c (memory_modified_1): New static function. + (memory_modified): New static varaible. + (memory_modified_in_insn_p): New global function. + * rtl.h (memory_modified_in_insn_p): Declare. + * rtlanal.c (modified_between_p, modified_in_p): Be smart about memory + references. + + * expr.h (emit_conditional_add): Declare. + +2003-01-07 Janis Johnson <janis187@us.ibm.com> + + PR other/8947 + * doc/invoke.texi (-malign-double): Explain that the option breaks + binary compatibility. + +2003-01-08 Andreas Schwab <schwab@suse.de> + + * config.gcc (m68k-*-linux*): Don't set extra_parts and gnu_ld, + should come from the generic *-*-linux* entry. + +2003-01-07 Jan Hubicka <jh@suse.cz> + + * cselib.c (cselib_current_insn_in_libcall): New static variable. + (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether + we are inside libcall. + * cselib.h (elt_loc_list): Add in_libcall. + * gcse.c (do_local_cprop): Do not copy propagate using insns + in libcalls. + +2003-01-07 David Edelsohn <edelsohn@gnu.org> + + * doc/tm.texi (TARGET_SCHED_VARIABLE_ISSUE): CLOBBER and USE do + not normally affect to issue rate. + +2003-01-07 Jan Hubicka <jh@suse.cz> + + * genopinit.c (optabs): Add addc_optab. + * ifcvt.c (noce_try_store_flag): Rename to ... + (noce_try_addcc): ... this one; handle generic conditional increment. + (noce_process_if_block): Update noce_try_addcc call. + * optabs.c (emit_conditional_add): New. + (init_obtabs): Initialize addc_optab. + * optabs.h (optab_index): Add OTI_addcc. + (addcc_optab): New macro. + * md.texi: Document addMcc + + PR target/8322 + * i386.c (ix86_init_mmx_sse_builtins): Constify arguments of loads. + * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts. + * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts. + + * reload1.c (delete_output_reload): Avoid repeated attempts + to delete insn. + +2003-01-07 Andreas Schwab <schwab@suse.de> + + * configure.in: Restore CFLAGS before gcc_AC_INITFINI_ARRAY. + Move --enable-initfini-array check ... + * aclocal.m4 (gcc_AC_INITFINI_ARRAY): ... here. Define + HAVE_INITFINI_ARRAY also when --enable-initfini-array is given. + Don't AC_SUBST gcc_cv_initfinit_array. Use AC_TRY_RUN. + * configure: Rebuild. + +2003-01-07 Richard Henderson <rth@redhat.com> + + * alias.c (find_base_value): Only use new_reg_base_value shortcut + if the register is set once. + +2003-01-07 Sylvain Pion <Sylvain.Pion@mpi-sb.mpg.de> + + * config/i386/i386.c (ix86_init_mmx_sse_builtins): + __builtin_ia32_ldmxcsr and __builtin_ia32_stmxcsr are SSE, not MXX. + * config/i386/i386.md (ldmxcsr, stmxcsr): SSE, not MMX. + +2003-01-07 Benjamin Kosnik <bkoz@redhat.com> + Sunil Davasam <sunil.k.davasam@intel.com> + + PR libstdc++/9076 + * unwind-dw2.c (execute_cfa_program): DW_CFA_undefined, + DW_CFA_same_value, read next and ignore. + +2003-01-07 Richard Henderson <rth@redhat.com> + + * cfganal.c (flow_call_edges_add): Don't crash on noreturn call. + +2003-01-07 Daniel Berlin <dberlin@dberlin.org> + + * cfg.c: Include alloc-pool.h + (edge_pool): New pool. + (bb_pool): New pool. + (first_deleted_edge): Remove. + (first_deleted_block): Remove. + (init_flow): Alloc/free the pools. + (free_edge): Use pools. + (alloc_block): Ditto. + (expunge_block): Ditto. + (cached_make_edge): Ditto. + + * Makefile.in (cfg.o): Add alloc-pool.h dependency. + +2003-01-07 Daniel Berlin <dberlin@dberlin.org> + + * et-forest.c: Include alloc-pool.h. + (struct et_forest): Add node_pool and occur_pool. + (et_forest_create): Create the new pools. + (et_forest_delete): Delete them. + (et_forest_add_node): Allocate and free using pools. + (et_forest_add_edge): Ditto. + (et_forest_remove_node): Ditto. + (et_forest_remove_edge): Ditto. + + * Makefile.in (et-forest.o): Add alloc-pool.h dependency. + +2003-01-07 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (output_logical_op): Simplify and + optimize the handling of SImode. + * config/h8300/h8300.c (compute_logical_op_length): Update + accordingly. + * config/h8300/h8300.c (compute_logical_op_cc): Likewise. + +2003-01-07 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.c (mips_va_arg): In the EABI code, apply the + big-endian correction to indirect arguments too. + +2003-01-06 Aldy Hernandez <aldyh@redhat.com> + + Segher Boessenkool <segher@koffie.nl> + + * config/rs6000/rs6000.c (rs6000_reg_names): Add missing registers. + (alt_reg_names): Ditto, fix formatting. + * config/rs6000/rs6000.h (DEBUG_REGISTER_NAMES): Fix formatting. + +2003-01-06 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (final_prescan_insn): Constify uid. + (output_logical_op): Constify intval and det. + (compute_logical_length): Likewise. + (compute_logical_cc): Likewise. + (output_a_shift): Constify mask. + (h8300_encode_label): Constify len. + +2003-01-06 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (h8300_expand_prologue): Remove fsize. + (h8300_expand_epilogue): Likewise. + +2003-01-06 Aldy Hernandez <aldyh@redhat.com> + + Segher Boessenkool <segher@koffie.nl> + + * config/rs6000/altivec.md: Remove spaces from assembler + instruction argument lists. + +2003-01-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz> + + * config/c4x/c4x.c (c4x_naked_function_p): Rename from + c4x_assembler_function_p. + (c4x_null_epilogue_p): Complement return value, all uses updated. + (c4x_insert_attributes): Add naked. + * config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses. + * doc/extend.texi: Update C4x function attributes. + +2003-01-06 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str + properly when changing "local-ness". + * config/alpha/alpha.md (movdi_er_high_g): Allow all symbols. + +2003-01-06 Dale Johannesen <dalej@apple.com> + + * config/darwin-protos.h: Add prototypes for new section functions. + +2003-01-06 Chris Demetriou <cgd@broadcom.com> + + * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*): Default ABI + to EABI. + +2003-01-06 Zack Weinberg <zack@codesourcery.com> + + * hwint.h: If the current compiler has no 64-bit type at all, + make HOST_WIDEST_INT 32 bits. + +2003-01-06 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.md (movdf_internal2): Fix constraints. + +2003-01-06 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*twoshifts_l16_r1): New. + +2003-01-06 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.md (leadi): Use dla rather than la. + +2003-01-06 Svein E. Seldal <Svein.Seldal@solidas.com> + + * config/c4x/c4x.h: Updated specs for new gas format. Fixed bug + in C33_FLAG. Added proper C33 support in ASM_FILE_START macro. + +2003-01-06 Herman A.J. ten Brugge <hermantenbrugge@home.nl> + + * config/c4x/c4x.h: Remove hwint.h include and HOST_WIDE_INT_PRINT_HEX + redefinition. + +2003-01-05 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*extzv_8_23): New. + +2003-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa64-hpux.h (JCR_SECTION_NAME): Define. + (PA_INIT_FRAME_DUMMY_ASM_OP): Check EH_FRAME_SECTION_NAME instead of + USE_EH_FRAME_REGISTRY when defining. + +2003-01-05 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (output_a_shift): Do not output a + variable shift. + * config/h8300/h8300.md (two splitters): New. + +2003-01-05 Richard Sandiford <rsandifo@redhat.com> + + * config/mips/mips.md: Disable the movstrsi define_split. + +2003-01-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * alloc-pool.c: Don't include "libiberty.h". + * config/sparc/gmon-sol2.c: Include <fcntl.h>. + * convert.c (convert_to_real): Hide unused variable. + +2003-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * Makefile.in (gtyp-gen.h): Const-ify. + * gcov-dump.c (tag_table): Likewise. + +2003-01-04 Bruce Korb <bkorb@gnu.org> + + * fixinc/fixfixes.c(wrap_fix): the wrapper guard must be a function + of *both* the file name and the fix name. + +2003-01-04 John David Anglin <dave.anglin@nrc.ca> + + * config.gcc (hppa*64*-*-hpux11*): Define extra_parts. Don't use + collect2. + * pa-hpux11.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Undefine. + (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Define. + * pa64-hpux.h (HP_INIT_ARRAY_SECTION_ASM_OP, + GNU_INIT_ARRAY_SECTION_ASM_OP, HP_FINI_ARRAY_SECTION_ASM_OP, + GNU_FINI_ARRAY_SECTION_ASM_OP): Define. + (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define when not using + elfos.h. + (EH_FRAME_IN_DATA_SECTION): Delete define. + (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Undefine. + (STARTFILE_SPEC): Use crtbegin.o. + (ENDFILE_SPEC): Use crtend.o. + (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION, + SUPPORTS_INIT_PRIORITY, PA_CXA_FINALIZE_STUB, PA_INIT_FINI_HACK, + PA_INIT_FRAME_DUMMY_ASM_OP, PA_JV_REGISTERCLASSES_STUB, + DTOR_LIST_BEGIN): Define. + * pa.c (TARGET_ASM_CONSTRUCTOR): Define. + (pa_asm_out_constructor, pa_asm_out_destructor): New functions. + * som.h (SUPPORTS_INIT_PRIORITY): Delete define. + +2002-12-31 Larin Hennessy <larin@science.oregonstate.edu> + + * fixinc/fixinc.svr4: Remove references to i860, Sony NewsOS, and spur. + * fixinc/inclhack.def: Remove tests for Apple A/UX, ARM/RISCiX, DG/UX, + m88k-*-sysv3*, Sony NewsOS. Remove references to i860. + Cleanup handling of replacement text. + * fixinc/mkfixinc.sh: Remove reference to i?86-*-osf1* + +2003-01-04 Bruce Korb <bkorb@gnu.org> + + * fixinc/tests/base/math.h: removed obsolete results + * fixinc/tests/base/stdlib.h: ditto + * fixinc/tests/base/sys/param.h: ditto + * fixinc/tests/base/sys/stat.h: ditto + * fixinc/tests/base/time.h: ditto + * fixinc/tests/base/X11/Intrinsic.h: removed obsolete file + * fixinc/tests/base/sys/byteorder.h: ditto + * fixinc/inclhack.def: Remove superfluous backslashes + +2003-01-04 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Add prototypes for + the new functions defined below. + * config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not + define. + (dosize): Emit RTL instead of assembly code. + (push): Likewise. + (pop): Likewise. + (h8300_output_function_prologue): Remove. + (h8300_expand_prologue): New. + (h8300_expand_epilogue): New. + (h8300_output_function_epilogue): Do only the reset of + pragma_saveall. + * config/h8300/h8300.md (push_h8300): New. + (push_h8300hs): Likewise. + (pop_h8300): Likewise. + (pop_h8300hs): Likewise. + (*stm_h8300s_2): Change the name to stm_h8300s_2. + (*stm_h8300s_3): Change the name to stm_h8300s_3. + (*stm_h8300s_4): Change the name to stm_h8300s_4. + (*ldm_h8300s_2): New. + (*ldm_h8300s_3): Likewise. + (*ldm_h8300s_4): Likewise. + (return): Likewise. + (*return_1): Likewise. + (prologue): Likewise. + (epilogue): Likewise. + (monitor_prologue): Likewise. + +2003-01-03 Dale Johannesen <dalej@apple.com> + + * config/darwin.h: (EXTRA_SECTIONS): Add machopic_symbol_stub1, + machopic_picsymbol_stub1. + (EXTRA_SECTION_FUNCTIONS): Ditto. + * rs6000/rs6000.c: Update copyright. + (machopic_output_stub): Use them. Remove an insn from stub code. + +2003-01-02 Jason Merrill <jason@redhat.com> + + * fold-const.c (fold) [COND_EXPR]: Avoid NOP_EXPRs better. + + * integrate.c (copy_decl_for_inlining): Don't clear the rtl for + static/external decls. + + * c-common.c (finish_fname_decls): Put the DECL_STMTs inside the + outermost scope. + * c-decl.c (c_make_fname_decl): Push the decls there, too. + +2003-01-03 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300-protos.h: Add a prototype for + h8300_current_function_interrupt_function_p. + * config/h8300/h8300.c (interrupt_handler): Remove. + (os_task): Likewise. + (monitor): Likewise. + (pragma_interrupt): New. + (WORD_REG_USED): Use + h8300_current_function_interrupt_function_p. + (dosize): Likewise. + (h8300_output_function_prologue): Likewise. + Do not set interrupt_handler, os_task, monitor. + (h8300_output_function_prologue): Use + h8300_current_function_interrupt_function_p. + Do not set interrupt_handler, os_task, monitor. + (h8300_current_function_interrupt_function_p): New. + (h8300_pr_interrupt): Set pragma_interrupt. + (h8300_insert_attributes): Reset pragma_interrupt. + +2003-01-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Configuration): Fix markup for reference to + gcc/config.gcc. + +2003-01-02 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md (*iorhi3_zext): Relax the condition. + (*iorhi3_two_qi): Likewise. + (*iorsi3_zexthi): Likewise. + (*xorhi3_zextqi): Likewise. + (*xorsi3_zexthi): Likewise. + (*xorsi3_zextqi): Likewise. + +2003-01-02 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (stack_pointer_operand): New. + (const_int_gt_2_operand): Likewise. + (const_int_ge_8_operand): Likewise. + * config/h8300/h8300.md (a splitter): Likewise. + (a peephole2): Likewise. + * config/h8300/h8300-protos.h: Add prototypes for the new + functions above. + +2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl> + + * objc/Make-lang.in, objc/config-lang.in, objc/lang-specs.h, + objc/objc-act.h: Fix copyright years. + +2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl> + + * doc/passes.texi: Fix documentation for -fssa-ccp + +2003-01-02 Neil Booth <neil@daikokuya.co.uk> + + * gccbug.in: Update for new categories. + +2003-01-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.md: Reorder some patterns. + +2003-01-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c (output_logical_op): Fix a warning. + +2003-01-01 Neil Booth <neil@daikokuya.co.uk> + + * config/darwin-protos.h, config/c4x/c4x-protos.h, + config/cris/cris-protos.h, config/i370/i370-protos.h, + config/i960/i960-protos.h, config/ia64/ia64-protos.h, + config/v850/v850-protos.h: Use struct, and don't conditionally + compile on GCC_C_PRAGMA_H. + +2003-01-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/arm/arm-protos.h: Remove #ifdef GCC_C_PRAGMA_H. + * config/h8300/h8300-protos.h: Likewise. + * config/sh/sh-protos.h: Likewise. + +2003-01-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/arm/arm-protos.h: Use struct cpp_reader instead of + cpp_reader. + * config/h8300/h8300-protos.h: Likewise. + * config/sh/sh-protos.h: Likewise. + +2003-01-01 Neil Booth <neil@daikokuya.co.uk> + + * config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls, + arm_pr_long_calls_off): Use struct. + * config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall) + : Similarly. + Don't include cpplib.h. + * config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa, + sh_pr_nosave_low_regs): Similarly. + +2003-01-01 Kazu Hirata <kazu@cs.umass.edu> + + * config/h8300/h8300.c: Include cpplib.h. + +2003-01-01 Steven Bosscher <s.bosscher@student.tudelft.nl> + + * objc/Make-lang.in, objc/config-lang.in, objc/lang-options.h, + objc/lang-specs.h, objc/objc-act.c, objc/objc-act.h, + objc/objc-lang.c, objc/objc-tree.def: Replace "GNU CC" with + "GCC" in the copyright header. + +2003-01-01 Neil Booth <neil@daikokuya.co.uk> + + * c-pragma.c (c_register_pragma): New. + (init_pragma): Use it. + * c-pragma.h (cpp_register_pragma): Don't declare. + (c_register_pragma): New. + * cpplib.h: Remove #ifdef GCC_C_PRAGMA_H. + * config/darwin.h (REGISTER_TARGET_PRAGMAS): Update. + * config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update. + * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update. + * config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update. + * config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update. + * config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update. + * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update. + * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update. + * config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update. + * config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update. + * doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update + +See ChangeLog.8 for earlier changes. |