diff options
| author | obrien <obrien@FreeBSD.org> | 2002-05-09 20:02:13 +0000 |
|---|---|---|
| committer | obrien <obrien@FreeBSD.org> | 2002-05-09 20:02:13 +0000 |
| commit | c8f5fc7032940ad6633f932ac40cade82ec4d0cc (patch) | |
| tree | 29a0f0a6c79a69ecc64f612947a0fe5904311713 /contrib/gcc/ChangeLog | |
| parent | c9ab9ae440a8066b2c2b85b157b1fdadcf09916a (diff) | |
| download | FreeBSD-src-c8f5fc7032940ad6633f932ac40cade82ec4d0cc.zip FreeBSD-src-c8f5fc7032940ad6633f932ac40cade82ec4d0cc.tar.gz | |
Gcc 3.1.0 pre-release from the FSF anoncvs repo on 9-May-2002 15:57:15 EDT.
Diffstat (limited to 'contrib/gcc/ChangeLog')
| -rw-r--r-- | contrib/gcc/ChangeLog | 6461 |
1 files changed, 6445 insertions, 16 deletions
diff --git a/contrib/gcc/ChangeLog b/contrib/gcc/ChangeLog index b8b7ac3..93d1400 100644 --- a/contrib/gcc/ChangeLog +++ b/contrib/gcc/ChangeLog @@ -1,17 +1,6446 @@ +Thu May 9 12:21:48 2002 Jeffrey A Law (law@redhat.com) + + * pa.c (hppa_profile_hook): Use force_reg to get the address + of the profile hook into an appropriate pseudo register. + +2002-05-09 Jakub Jelinek <jakub@redhat.com> + + * mklibgcc.in: Set shlib_slibdir_qual to empty string if + SHLIB_SLIBDIR_SUFFIXES is empty. + +2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define. + (SHLIB_LINK, SHLIB_INSTALL): Adjust. + +2002-05-09 Jakub Jelinek <jakub@redhat.com> + + * config/sparc/t-linux64 (SHLIB_MAPFILES): Set. + * config/sparc/libgcc-sparc-glibc.ver: New file. + * config/i386/t-linux64 (SHLIB_MAPFILES): Add libgcc-x86_64-glibc.ver. + * config/i386/libgcc-x86_64-glibc.ver: New file. + * config/cris/t-linux (SHLIB_MAPFILES): Remove. + * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags. + +2002-05-09 Jakub Jelinek <jakub@redhat.com> + + PR target/6429 + * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc. + * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s + shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for + base multilibs. + * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above. + * config/t-slibgcc-sld (SHLIB_LINK): Likewise. + * config/i386/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define. + * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define. + * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define. + +2002-05-08 Mark Mitchell <mark@codesourcery.com> + + PR c/6569. + * varasm.c (mark_weak): New function. + (merge_weak): Use it. Do not call declare_weak. + (declare_weak): Use merge_weak. + +2002-05-07 Geoffrey Keating <geoffk@redhat.com> + + * configure.in: Don't pass -Wno-long-long to a ADA compiler + that doesn't support it. + * configure: Regenerate. + +2002-05-07 Jason Merrill <jason@redhat.com> + + * dwarf2out.c (rtl_for_decl_location): Don't try to extract a + constant value from DECL_INITIAL. + +2002-05-07 Richard Henderson <rth@redhat.com> + + PR c++/6212 + * expr.c (highest_pow2_factor_for_type): New. + (expand_assignment): Use it. + +2002-05-07 Jakub Jelinek <jakub@redhat.com> + + * configure.in: If as or ld segfaults, don't clutter with it stdout. + * configure: Rebuilt. + +2002-05-05 Jakub Jelinek <jakub@redhat.com> + + PR target/6561 + * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2. + +2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements. + +2002-05-04 David Edelsohn <edelsohn@gnu.org> + + PR c/6543 + * config/rs6000/rs6000.md (sCC pattern and splitter): Remove + clobber and use result as temporary value. + +2002-05-03 Jakub Jelinek <jakub@redhat.com> + + PR target/6542 + * config/sparc/sparc.h (leaf_reg_remap): Remove const. + (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make + fill leaf_reg_remap with identity. + * config/sparc/sparc.c (leaf_reg_remap): Remove const. + +2002-05-03 Jakub Jelinek <jakub@redhat.com> + + PR target/6522 + * dwarf2out.c (simple_decl_align_in_bits): Renamed to... + (simple_field_decl_align_in_bits): this. Apply + BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN if defined. + +2002-05-03 Richard Henderson <rth@redhat.com> + + PR opt/6534 + * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants, + noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove, + noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new + code before JUMP, not EARLIEST. + +2002-05-03 Jakub Jelinek <jakub@redhat.com> + + PR preprocessor/6489 + * tradcpp.c (fixup_newlines): New. + (main, finclude): Use it. + +2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * doc/install.texi (Installing): Mention GCC 3.1 buildstats. + (Specific): Removed buildstats references. + (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0. + (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1. + Accomodate Solaris versions beyond 8. + (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1. + (Specific, *-*-solaris2.8): Removed, obsolete. + +2002-05-02 Jason Merrill <jason@redhat.com> + + * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c. + * c-decl.c (c_init_decl_processing): Use it. + * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE. + * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define. + * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define. + +2002-05-02 Loren J. Rittle <ljrittle@acm.org> + + * doc/install.texi (*-*-freebsd*): Update to latest status. + +2002-05-02 Jakub Jelinek <jakub@redhat.com> + + PR target/6540 + * config.gcc (sparc*-*-solaris2*): Set float_format to i128. + * config/float-sparc.h: Assume 128-bit long double if + __LONG_DOUBLE_128__ is defined. + + PR target/6512, PR target/5628 + * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32 + when memory is not aligned. + (movdf_insn_v9only_vis): Likewise. + * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS + temporary for EXTRA_FP_REGS DFmode load from unaligned memory. + (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly. + +2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk> + + * doc/install.texi: State GNAT version requirements. + +2002-05-01 Jeff Law <law@redhat.com> + + * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the + 'T' constraint. + +2002-05-01 Joel Brobecker <brobecker@gnat.com> + + * dbxout.c (dbxout_type): Emit size information for range types, + as well, but only when using GDB extensions. + +2002-05-01 Richard Henderson <rth@redhat.com> + + * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with + target-independent gnu binutils date test. + +2002-05-01 Jakub Jelinek <jakub@redhat.com> + + * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here... + (cpp_post_options): ...but here. Disable -dD, -dN and -dI when + -M -or -MM is in effect. + +2002-05-01 Zack Weinberg <zack@codesourcery.com> + + * config.gcc: Correct test of --enable-obsolete. Obsolete all + A29k configurations. + * doc/install.texi: Update to match. + +2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + PR bootstrap/6514 + * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check + for duplicates. Always loop over whole list. + +Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * reload.c (find_reloads, case 'p'): Set BADOP to 0. + +2002-05-01 Joel Sherrill <joel@OARcorp.com> + + * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly + support routines. + +2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk> + + * doc/install.texi: Update Texinfo version requirement + documentation. + +2002-04-30 Richard Henderson <rth@redhat.com> + + * config/sparc/sol27-sld.h: Rename from sol26-sld.h. + (PREFERRED_DEBUGGING_TYPE, ASM_DEBUG_SPEC): Undef. + * config.gcc (sparc-solaris): Adjust test for native ld bug. + Add it after the biarch headers. + +2002-04-30 Richard Henderson <rth@redhat.com> + + PR opt/6516 + * toplev.c (rest_of_compilation): Don't run cross-jump before + bb-reorder. + +2002-04-30 Joel Sherrill <joel@OARcorp.com> + + * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning. + +2002-04-30 Richard Henderson <rth@redhat.com> + + * config/sparc/sparc.c (emit_soft_tfmode_libcall, + emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt, + emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop, + emit_tfmode_cvt): New. + * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2, + trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2, + fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2, + addtf3, subtf3, multf3, divtf3, sqrttf2): Use them. + * config/sparc/sparc-protos.h: Update. + +2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*, + hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*, + hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*, + hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file. + * ada/Make-lang.in (ADA_FLAGS_TO_PASS): Don't pass ADA_CFLAGS. + * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete. + * pa/x-ada: New file. Define ADA_CFLAGS. + +2002-04-30 Janis Johnson <janis187@us.ibm.com> + + * doc/install.texi (Final install): Add to the list of info to include + in a report of a successful bootstrap, and add link to 3.1 list. + +2002-04-30 Jakub Jelinek <jakub@redhat.com> + + PR c++/6396 + * toplev.c (rest_of_compilation): Only run regrename and copy + propagation if optimizing. + +2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Use MIPS instead of Mips and + mips. Add two missing commas. + +2002-04-30 Paolo Carlini <pcarlini@unitus.it> + + * doc/contrib.texi (Contributors): Update Paolo Carlini's + and Benjamin Kosnik's entries. + +2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * combine.c (find_split_point): Use trunc_int_for_mode. + +Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * reload1.c (eliminate_regs, case SUBREG): Fix typo in + adjust_address_nv call. + +2002-04-29 Janis Johnson <janis187@us.ibm.com> + + * doc/install.texi (Testing): Provide additional information, and + a stronger encouragement, for running the testsuites. + +2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in + Solaris 2 <widec.h> if missing. + * fixinc/fixincl.x: Regenerate. + * fixinc/tests/base/widec.h: New file. + +2002-04-29 Jakub Jelinek <jakub@redhat.com> + + PR target/6476 + * configure.in: Check whether linker eh_frame optimizations work + properly. + * configure: Rebuilt. + +Mon Apr 29 17:08:09 CEST 2002 Jan Hubicka <jh@suse.cz> + + * i386.c (dbx64_register_map): Fix typo. + +Mon Apr 29 14:48:33 CEST 2002 Jan Hubicka <jh@suse.cz> + + * i386.md (sse_mov?fcc*): Revert patch of Apr 18th. + +2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Add Paolo Carlini and + Janis Johnson. + Update Richard Henderson, Jakub Jelinek, and Mark Mitchell. + Refer to Objective-C instead of ObjC, SPARC instead of sparc, + and CPU instead of cpu. + +2002-04-29 Alexandre Oliva <aoliva@redhat.com> + + * config.gcc: Revert i386 changes inadvertently brought in + from mainline along with 2002-04-04's change. + +2002-04-28 David S. Miller <davem@redhat.com> + + PR target/6496 + * config/sparc/sparc.md (call followed by jump peephole): Do not + match for TARGET_V9, kill TARGET_ARCH64 variants. + + PR target/6500 + * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs. + 64-bit TARGET_V9. Do not use prefetch page, use prefetch for + several {reads,writes} instead. + * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES): + Define. + +2002-04-27 David S. Miller <davem@redhat.com> + + PR target/6494 + * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful + of the stack bias. + + * config/sparc/linux.h, config/sparc/linux64.h: Don't bother + including signal.h and sys/ucontext.h, not needed. + +2002-04-28 Richard Henderson <rth@redhat.com> + + PR c/5154 + * ggc-common.c (ggc_mark_rtx_children_1): Rename from... + (ggc_mark_rtx_children): New. + +2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + PR c/6497 + * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use + result as temporary value. + +2002-04-28 Jakub Jelinek <jakub@redhat.com> + + PR optimization/6475 + * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo + register of REGNO_DECL (i). + * Makefile.in (reload1.o): Add $(TREE_H). + +2002-04-28 Bruce Korb <bkorb@gnu.org> + + * fixinc/check.tpl (set-writable): verify that it exists before + invoking. + +2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + PR c/6343 + * c-decl.c (duplicate_decls): Call merge_weak. + * c-pragma.c (apply_pragma_weak): Warn about misuse. + * output.h (merge_weak): Prototype merge_weak. + * varasm.c (merge_weak): New function. + (declare_weak): Make sure we don't give an error on VAR_DECLs. + Mark RTL with SYMBOL_REF_WEAK. + +2002-04-25 David S. Miller <davem@redhat.com> + + PR target/6422 + * reorg.c (optimize_skip): Do not allow exception causing + instructions to be considered for delay slots. + (fill_simply_delay_slots, fill_slots_from_thread): Likewise. + (relax_delay_slots): Do not try to consider exception causing + instructions as redundant. + +2002-04-26 Alexandre Oliva <aoliva@redhat.com> + + * tree.c (tree_int_cst_lt): Compare constants whose types differ + in unsigned-ness correctly. + +2002-04-26 Chris Demetriou <cgd@broadcom.com> + + * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Get closer to + correct for MEABI (used by mipsisa32-elf). + +2002-04-26 Mark Mitchell <mark@codesourcery.com> + + PR bootstrap/6445 + * config/i386/i386.md (untyped_call): Return the value in a float + register if TARGET_FLOAT_RETURNS_IN_80387, not just if + TARGET_80387. + +2002-04-26 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/linux.h: Revert 2002-04-22 change. + +2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the + portable runtime model. + +2002-04-26 David Edelsohn <edelsohn@gnu.org> + Richard Henderson <rth@redhat.com> + + * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use + result as temporary value. + +2002-04-26 Richard Henderson <rth@redhat.com> + + PR c/3581 + * c-common.c (combine_strings): Use xmalloc, not alloca. + + * c-common.c (combine_strings): Tweak __FUNCTION__ warning text. + +2002-04-26 Bo Thorsen <bo@suse.co.uk> + + * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for + x86-64. + +2002-04-25 David S. Miller <davem@redhat.com> + + * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check + for DECL being NULL. + +2002-04-25 Eric Botcazou <ebotcazou@multimania.com> + + * c-decl.c (grokdeclarator): Remove outdated ??? note + on invalid declaration of flexible array members. + +2002-04-25 Richard Henderson <rth@redhat.com> + + * doc/invoke.texi: Document -gdwarf{,-2} vs debug level. + +2002-04-25 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_emit_epilogue): Always restore registers + needed by the compiler, even if they are used as global regs. + +2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl> + + * doc/c-tree.texi: Fix typo in introduction. + +2002-04-24 Richard Henderson <rth@redhat.com> + + * configure.in (HAVE_GAS_HIDDEN): Detect sparc binutils 2.12 + linker bug. + +2002-04-24 Jason Merrill <jason@redhat.com> + + * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector. + * dwarf2out.c (dwarf_attr_name): Support it. + (gen_array_type_die): Emit it. + (lookup_type_die): No special handling for VECTOR_TYPE. + (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die. + +2002-04-24 Richard Henderson <rth@redhat.com> + + * config/mips/mips.md (movdi_usd): Renumber. + +2002-04-24 Robert Lipe <robertlipe@usa.net> + + * config/i386/sco5.h(i386.h, att.h): Eliminate double inclusion. + +2002-04-24 David S. Miller <davem@redhat.com> + + * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if + 32-bit Sparc and current_function_returns_struct is true. + +2002-04-24 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h: Cleanup file. Add non individual + variants. + (vec_vaddubm): New. + (vec_vadduhm): New. + (vec_vadduwm): New. + (vec_vaddfp): New. + (vec_vaddcuw): New. + (vec_vaddubs): New. + (vec_vaddsbs): New. + (vec_vadduhs): New. + (vec_vadduws): New. + (vec_vaddsws): New. + (vec_vand): New. + (vec_vandc): New. + (vec_vavgub): New. + (vec_vavgsb): New. + (vec_vavguh): New. + (vec_vavgsh): New. + (vec_vavguw): New. + (vec_vavgsw): New. + (vec_vrfip): New. + (vec_vcmpbfp): New. + (vec_vcmpequb): New. + (vec_vcmpequh): New. + (vec_vcmpequw): New. + (vec_vcmpeqfp): New. + (vec_vcmpgefp): New. + (vec_vcmpgtub): New. + (vec_vcmpgtsb): New. + (vec_vcmpgtuh): New. + (vec_vcmpgtsh): New. + (vec_vcmpgtuw): New. + (vec_vcmpgtsw): New. + (vec_vcmpgtfp): New. + (vec_vcmpgefp): New. + (vec_vcfux): New. + (vec_vcfsx): New. + (vec_vctsxs): New. + (vec_vctuxs): New. + (vec_vexptefp): New. + (vec_vrfim): New. + (vec_lvx): New. + (vec_lvebx): New. + (vec_lvehx): New. + (vec_lde): Add vector float variant. + (vec_lvewx): New. + (vec_lvxl): New. + (vec_vlogefp): New. + (vec_vmaddfp): New. + (vec_vmhaddshs): New. + (vec_vmaxub): New. + (vec_vmaxsb): New. + (vec_vmaxuh): New. + (vec_vmaxsh): New. + (vec_vmaxuw): New. + (vec_vmaxsw): New. + (vec_vmaxsw): New. + (vec_vmaxfp): New. + (vec_vmrghb): New. + (vec_vmrghh): New. + (vec_vmrghw): New. + (vec_vmrglb): New. + (vec_vmrglh): New. + (vec_vmrglw): New. + (vec_vminub): New. + (vec_vminsb): New. + (vec_vminuh): New. + (vec_vminsh): New. + (vec_vminuw): New. + (vec_vminsw): New. + (vec_vminfp): New. + (vec_vmladduhm): New. + (vec_vmhraddshs): New. + (vec_msumubm): New. + (vec_vmsummbm): New. + (vec_vmsumuhm): New. + (vec_vmsumshm): New. + (vec_vmsumuhs): New. + (vec_vmsumshs): New. + (vec_vmuleub): New. + (vec_vmulesb): New. + (vec_vmuleuh): New. + (vec_vmulesh): New. + (vec_vmuloub): New. + (vec_mulosb): New. + (vec_vmulouh): New. + (vec_vmulosh): New. + (vec_vnmsubfp): New. + (vec_vnor): New. + (vec_vor): New. + (vec_vpkuhum): New. + (vec_vpkuwum): New. + (vec_vpkpx): New. + (vec_vpkuhus): New. + (vec_vpkshss): New. + (vec_vpkuwus): New. + (vec_vpkswss): New. + (vec_vpkshus): New. + (vec_vpkswus): New. + (vec_vperm): New. + (vec_vrefp): New. + (vec_vrlb): New. + (vec_vrlh): New. + (vec_vrlw): New. + (vec_vrfin): New. + (vec_vrsqrtefp): New. + (vec_vsel): New. + (vec_vslb): New. + (vec_vslh): New. + (vec_vslw): New. + (vec_vsldoi): New. + (vec_vsl): New. + (vec_vslo): New. + (vec_vspltb): New. + (vec_vsplth): New. + (vec_vspltw): New. + (vec_vspltisb): New. + (vec_vspltish): New. + (vec_vspltisw): New. + (vec_vsrb): New. + (vec_vsrh): New. + (vec_vsrw): New. + (vec_vsrab): New. + (vec_vsrah): New. + (vec_vsraw): New. + (vec_vsr): New. + (vec_vsro): New. + (vec_stvx): New. + (vec_stvebx): New. + (vec_stvehx): New. + (vec_stvewx): New. + (vec_stvxl): New. + (vec_vsububm): New. + (vec_vsubuhm): New. + (vec_vsubuwm): New. + (vec_vsubfp): New. + (vec_vsubcuw): New. + (vec_vsububs): New. + (vec_vsubsbs): New. + (vec_vsubuhs): New. + (vec_vsubshs): New. + (vec_vsubuws): New. + (vec_vsubsws): New. + (vec_vsum4ubs): New. + (vec_vsum4sbs): New. + (vec_vsum4shs): New. + (vec_vsum2sws): New. + (vec_vsumsws): New. + (vec_vrfiz): New. + (vec_vupkhsb): New. + (vec_vupkhpx): New. + (vec_vupkhsh): New. + (vec_vupklsb): New. + (vec_vupklpx): New. + (vec_vupklsh): New. + (vec_vxor): New. + +2002-04-23 Zack Weinberg <zack@codesourcery.com> + + * doc/install.texi: Clarify which versions of alpha*-dec-osf* + are obsoleted. + +2002-04-23 Eric Botcazou <ebotcazou@multimania.com> + + PR c/5430 + * fold-const.c (split_tree): Add MINUS_LITP parameter; separate + added literals from substracted literals. + (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR. + (fold) [associate]: Preserve MINUS_EXPR if needed. + +2002-04-23 Tom Tromey <tromey@redhat.com> + + * gcc.c: Added --resource. For PR java/6314. + +2002-04-23 David O'Brien <obrien@FreeBSD.org> + + * config/freebsd.h(OBJECT_FORMAT_ELF): Define. + +2002-04-23 David O'Brien <obrien@FreeBSD.org> + + * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg. + * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of + these libraries. + +2002-04-23 Alan Modra <amodra@bigpond.net.au> + + PR target/6413 + * function.h: (struct function): Add profile_label_no field. + (current_function_profile_label_no): Define. + * function.c: (profile_label_no): New static var. + (expand_function_start): Increment it, and copy to + current_function_profile_label_no. + * output.h (profile_label_no): Delete. + * final.c (profile_label_no): Delete. + (profile_function): Use current_function_profile_label_no. + (final_end_function): Don't increment profile_label_no here. + * config/i386/i386.c (ix86_osf_output_function_prologue): Replace + profile_label_no with current_function_profile_label_no. + * config/pa/pa.c (current_function_number): Delete. + (pa_output_function_prologue): Don't output profile label here. + (hppa_profile_hook): Use label_no param rather than + current_function_number. + (FUNC_BEGIN_PROLOG_LABEL): Move to .. + * config/pa/pa.h: .. here. + (FUNCTION_PROFILER): Output profile label here. + +2002-04-23 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h (vec_step): Remove extraneous + parentheses. + (vec_ctu): Cast return. + +2002-04-22 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm' + constraint to 'o' for m=r and r=m alternatives. + ("*movv8hi_internal1"): Same. + ("*movv16qi_internal1"): Same. + ("*movv4sf_internal1"): Same. + +2002-04-22 Zack Weinberg <zack@codesourcery.com> + + * c-lex.c (lex_charconst): Call convert to get constant in + proper type; don't just smash the type field. + Fixes PR c/6300. + + * config.gcc: Add list of obsolete configurations. Disallow + building these without --enable-obsolete. + * doc/install.texi: Document --enable-obsolete and obsoletion + policy. Mention obsoletion of individual targets in + appropriate places. + +2002-04-22 Richard Henderson <rth@redhat.com> + + * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New. + +2002-04-22 Mark Mitchell <mark@codesourcery.com> + + PR f/6138. + * function.c (fixup_memory_subreg): Add promoted_mode parameter. + (walk_fixup_memory_subreg): Likewise. + (fixup_var_refs_insn): Adjust accordingly. + (fixup_var_refs_1): Likewise. + +2002-04-22 Joel Sherrill <joel@OARcorp.com> + + * gthr-rtems.h: Correct prototypes to remove warnings. + +2002-04-22 Richard Henderson <rth@redhat.com> + + PR c/6344 + * alias.c (canon_true_dependence): Special case (mem:blk (scratch)). + + * gcse.c (free_insn_expr_list_list): New. + (clear_modify_mem_tables): Use it. Fix bit set usage. + (canon_list_insert): Use EXPR_LISTs for expressions. + (record_last_mem_set_info): Factor BLOCK_NUM (insn). + +2002-04-22 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC, + LIBPATH_ARCH64_SPEC): Define. + (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64. + (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath. + (LINK_ARCH31_SPEC): Add libpath_arch31 to search path. + (LINK_ARCH64_SPEC): Add libpath_arch64 to search path. + +2002-04-22 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h (vec_xor): Add variant for both args + being vector signed int. + (vec_andc): Same. + (vec_xor): Add variant for both args being vector signed char. + Remove redundant variant. + (vec_andc): Same. + +2002-04-21 David S. Miller <davem@redhat.com> + + * config/sparc/sparc.md (set then compare DI mode peephole2): Fix + compare mode in output RTL. + +2002-04-22 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_override_options): Correct + style and formatting of previous patch. + +2002-04-22 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.c (rs6000_override_options): Always clear + flag_pic for ABI_AIX. + +2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk> + + * cppmacro.c (funlike_invocation_p): Don't step back + over CPP_EOF. + +2002-04-21 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (output_profile_hook): Do not increment + labelno. + +2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk> + + * doc/invoke.texi: Remove Chill references. + * doc/gcc.texi: Update last modified date. + +2002-04-19 David S. Miller <davem@redhat.com> + + * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define. + * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise. + +Sat Apr 20 02:17:38 CEST 2002 Jan Hubicka <jh@suse.cz> + + * i386.md (movsi_1, movhi_1): Force reload to use more flexible + alternative. + +2002-04-19 Jakub Jelinek <jakub@redhat.com> + + PR c/6358 + * function.c: Reapply patch for c/6358. + (expand_function_end): Copy decl_rtl's mode, not + current_function_return_rtx mode. + +2002-04-19 Joel Sherrill <joel@OARcorp.com> + + * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF + targets. + +2002-04-19 Tom Tromey <tromey@redhat.com> + + * doc/install.texi (Specific): Update status of Solaris 2.8. + For PR libgcj/6158. + +2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu> + Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that + binutils 2.11.2 and higher generate smaller binaries than Sun's + native tools. + +2002-04-19 Mark Mitchell <mark@codesourcery.com> + + PR c++/6352 + * toplev.c (rest_of_compilation): Do not defer functions for which + TREE_SYMBOL_REFERENCED has already been set. + +2002-04-18 Richard Henderson <rth@redhat.com> + + * function.c: Revert patch for c/6358. + +2002-04-18 Richard Henderson <rth@redhat.com> + + * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN + blocks. Handle multiple references to the TRAP block. Handle + non-adjacent THEN and OTHER blocks. + +2002-04-18 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't + crash with no type for by-mode libcalls. + + * config/ia64/ia64.md (conditional_trap): Fix predicate polarity. + +2002-04-18 David S. Miller <davem@redhat.com> + + * config/sparc/sparc.h (BRANCH_COST): Define. + + * fold-const.c (BRANCH_COST): Don't provide default here, expr.h + does it. + +2002-04-18 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New. + (ia64_va_arg): Expect variable sized types by reference. + * config/ia64/ia64-protos.h: Update. + * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use + ia64_function_arg_pass_by_reference. + +2002-04-18 Hans-Peter Nilsson <hp@bitrange.com> + + * flow.c (update_life_info): Ignore return value of cleanup_cfg. + Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in + propagate_block calls after relaxation loop using new variable + stabilized_prop_flags. + +2002-04-18 Richard Henderson <rth@redhat.com> + + * ifcvt.c: Include except.h. + (block_has_only_trap): Break out from find_cond_trap. + (find_cond_trap): Use it. Always delete the trap block. + (merge_if_block): Allow then block null. Be less simplistic about + what insns can end a block. + * Makefile.in (ifcvt.o): Depend on except.h. + + * config/ia64/ia64.md (trap, conditional_trap): New. + +2002-04-18 Jakub Jelinek <jakub@redhat.com> + + PR c/6358 + * function.c (assign_parms): Assign hard current_function_return_rtx + register here... + (expand_function_end): ...not here. + +2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/install.texi (Downloading the source): Do not mention Chill + any longer, but mention Ada. + (Configuration): Do not mention Chill any longer. + +2002-04-18 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.h (TARGET_VERSION): Remove local version number. + +Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz> + + * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check. + * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped + later. + +2002-04-18 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/6205 + * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2, + otherwise xorps. + +2002-04-18 Loren J. Rittle <ljrittle@acm.org> + + Revert this change: + + * doc/install.texi (Installing GCC: Configuration): Clarify + the only supported ways to configure gcc. + +2002-04-17 Dale Johannesen <dalej@apple.com> + + * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of + comparison operands do not match each other or if modes of + conditions do not match result. + (rs6000_output_function_prologue): Compute instruction addresses. + (rs6000_output_function_epilogue): Likewise. + +2002-04-17 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (legitimize_pic_address): Do not generate + illegal address constant without CONST. + +2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64. + * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise. + +2002-04-17 Ulrich Weigand <uweigand@de.ibm.com> + + PR optimization/6305 + * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement + to make sure previous reloads are taken into account. Generate + better code if one operand is an in-range immediate constant. + +2002-04-16 Andrew Haley <aph@cambridge.redhat.com> + + * doc/install.texi (Building): libgcj requires GNU make. + +2002-04-17 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/6315 + * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting + even if hard quad and register is not floating. + (movtf reg<-mem split): Disallow splitting if hard quad and + register is floating. + (movtf mem<-reg split): Likewise. + * config/sparc/sparc.c (fp_register_operand): New predicate. + * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand. + +2002-04-17 Zack Weinberg <zack@codesourcery.com> + + * Makefile.in (PROTO_OBJS): Add cppdefault.o. + (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line. + (unprotoize.o): Ditto. Build from protoize.c. Define + UNPROTOIZE on command line. + * protoize.c: Include cppdefault.h. Delete include_defaults. + (in_system_include_dir): Use cpp_include_defaults (defined in + cppdefault.o). + * unprotoize.c: Delete file. + +2002-04-17 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h (vec_ld): Add array variants. + (vec_lde): Same. + (vec_ldl): Same. + +2002-04-17 Alan Matsuoka <alanm@redhat.com> + Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h: Define __ALTIVEC__. + (bool): New. + (__pixel): New. + (pixel): New. + (vec_cfux): New. + (vec_vmaddfp): New. + (vec_vsldoi): New. + Add parentheses to all macro arguments. + +2002-04-16 Richard Henderson <rth@redhat.com> + + PR c++/6320 + * except.c (remove_eh_handler): Insert inner regions at beginning + of sibling chain. Refactor expressions. + +2002-04-16 Mark Mitchell <mark@codesourcery.com> + + * c-common.h (STMT_EXPR_NO_SCOPE): New macro. + * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE. + * tree.h (expand_start_stmt_expr): Update prototype. + * stmt.c (expand_start_stmt_expr): Add has_scope parameter. + * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE + on the STMT_EXPR created for the inline function. + +2002-04-16 Richard Henderson <rth@redhat.com> + + * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New. + * config/sparc/sol2-gas-bi.h: New file. + * config.gcc (sparc*-solaris): Add it as needed. + * configure.in (AS_SPARC64_FLAG): Remove check. + * config.in, configure: Regenerate. + + * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64. + +2002-04-16 Richard Henderson <rth@redhat.com> + + * config/mips/mips.c (override_options): Don't override N32 for + a 64-bit ISA. + + PR c/6202 + * config/mips/mips.md (can_delay): Split out of existing define_delays. + (HILO_delay): Set can_delay false. + +2002-04-16 Paolo Carlini <pcarlini@unitus.it> + + * c-parse.in (poplevel, compstmt_start, compstmt_primary_start): + Add ending ';', in accordance with POSIX. + +2002-04-16 Richard Henderson <rth@redhat.com> + + * config.gcc (sparcv9-solaris): Configure for 64-bit default. + Adjust tm_file order to get TARGET_DEFAULT set properly. + (sparc-solaris): Configure 2.[78] for 64-bit multilibs. + * doc/install.texi (sparc-solaris): Update. + +2002-04-16 Hartmut Penner <hpenner@de.ibm.com> + + PR target/6305 + * config/s390/s390.md (mulsidi3): Set both subregs of the + multiword register. + +2002-04-16 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h (vec_addc): Type check. + +2002-04-16 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/6279 + * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target. + + * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET. + +2002-04-15 Richard Henderson <rth@redhat.com> + + * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set + call_really_used_regs too. + +2002-04-15 David S. Miller <davem@redhat.com> + + * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs + as being CLOBBERed. + +2002-04-16 Jakub Jelinek <jakub@redhat.com> + + PR c/6290 + * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the + CONST_VECTOR is { 0, ... 0 }. + +2002-04-15 Loren J. Rittle <ljrittle@acm.org> + + * doc/install.texi (Installing GCC: Configuration): Clarify + the only supported ways to configure gcc. + +2002-04-15 Richard Henderson <rth@redhat.com> + + * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h, + config/i386/linux-aout.h, config/i386/linux-oldld.h, + config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h, + config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h, + config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h, + config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h, + config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES): + Define __gnu_linux__, not gnu_linux. + * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd. + +2002-04-15 Mark Mitchell <mark@codesourcery.com> + + Remove Chill front end. + * gcc.c (default_compilers): Remove Chill entries. + * ch: Remove directory. + * doc/frontends.texi: Remove information about Chill. + * doc/sourcebuild.texi: Likewise. + * doc/standards.texi: Likewise. + +2002-04-15 Douglas B Rupp <rupp@gnat.com> + + * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include. + (LONGLONG_STANDALONE): Define. + +2002-04-15 David S. Miller <davem@redhat.com> + + * config/sparc/sparc.c (sparc_emit_float_lib_cmp): + Call emit_library_call with LCT_NORMAL. + (sparc_initialize_trampoline): Use LCT_foo instead of + magic constant in emit_library_call invocations. + (sparc64_initialize_trampoline): Likewise. + (sparc_profile_hook): Likewise. + * config/sparc/sparc.md: Likewise. + + * config/sparc/sparc.c (sparc_extra_constraint_check): + Fix type of argument 'c'. + * config/sparc/sparc-protos.h (sparc_extra_constraint_check): + Likewise. + +2002-04-14 Andreas Schwab <schwab@suse.de> + + * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash. + +2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com> + + * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define. + +2002-04-13 Mark Mitchell <mark@codesourcery.com> + + * config/alpha/linux.h (CPP_PREDEFINES): Fix typo. + * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__, + not gnu_hurd. + +2002-04-13 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo. + +2002-04-13 Joel Sherrill <joel@OARcorp.com> + + * config/sparc/t-elf: Enable v8 multilibs. Impacts + sparc-elf and sparc-rtems targets. + +2002-04-13 Mark Mitchell <mark@codesourcery.com> + + * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is + defined, and __gnu_hurd__ wherever __GNU__ is defined. + * arm/linux-elf.h: Likewise. + * cris/aout.h: Likewise. + * cris/linux.h: Likewise. + * i370/linux.h: Likewise. + * i386/gnu.h: Likewise. + * i386/linux-aout.h: Likewise. + * i386/linux-oldld.h: Likewise. + * i386/linux.h: Likewise. + * i386/linux64.h: Likewise. + * ia64/linux.h: Likewise. + * m68k/linux-aout.h: Likewise. + * m68k/linux.h: Likewise. + * mips/linux.h: Likewise. + * pa/pa-linux.h: Likewise. + * pj/linux.h: Likewise. + * rs6000/sysv4.h: Likewise. + * s390/linux.h: Likewise. + * sh/linux.h: Likewise. + * sparc/linux-aout.h: Likewise. + * sparc/linux.h: Likewise. + * sparc/linux64.h: Likewise. + * xtensa/linux.h: Likewise. + +2002-04-13 Andreas Schwab <schwab@suse.de> + + * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu). + +2002-04-12 Mark Mitchell <mark@codesourcery.com> + + Revert these changes: + + 2002-04-06 Mark Mitchell <mark@codesourcery.com> + + PR c++/5571 + * stor-layout.c (layout_decl): Reset the RTL for the decl. + + 2002-03-15 Mark Mitchell <mark@codesourcery.com> + + * expr.c (expand_expr): Tidy. + +2002-04-12 Richard Henderson <rth@redhat.com> + + * config.gcc (sparcv9-*-solaris2): Default to 32-bit code. + (sparc*-*-solaris): Clean up header files. + * configure.in (AS_SPARC64_FLAG): Error out if can't find it + and plan on generating 64-bit code. + * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2. + * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code. + * config/sparc/sol2-sld-64.h: Rename ... + * config/sparc/sol2-bi.h: ... here. Remove the bits that checked + for AS_SPARC64_FLAG not defined. + * config/sparc/sol2-gld-bi.h: New. + * config/sparc/sol2-sld.h: Remove. + * config/sparc/sol26-sld.h: New. + * config/sparc/sol2.h: Tidy comments. + * doc/install.texi: Document sparc-solaris configury changes. + +2002-04-12 Richard Henderson <rth@redhat.com> + + * recog.c (offsettable_address_p): Match the logic in adjust_address. + + * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode + in 64-bit mode only. Use only for 32-bit or MEDLOW. + +2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings. + +Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com) + + * pa.c (pa_can_combine_p): Call extract_insn before calling + constrain_operands. + +2002-04-12 Douglas B Rupp <rupp@gnat.com> + + * hwint.h (HAVE___INT64): Correct spelling. + + * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define. + (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define. + (DEFAULT_PCC_STRUCT_RETURN): Define as 0. + (CPP_PREDEFINES): Handle __declspec. + * config/i386/t-interix (USER_H): Remove. + +2002-04-12 DJ Delorie <dj@redhat.com> + + * integrate.c (compare_blocks): Make comparisons safe for when + sizeof(int) < sizeof(char *). + (find_block): Likewise. + +2002-04-12 Andreas Schwab <schwab@suse.de> + + * config/ia64/ia64.h (ASM_SPEC): Moved from here ... + * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it + overrides the definition in config/svr4.h. + +2002-04-12 Eric Norum <eric.norum@usask.ca> + + * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h, + config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h, + config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h, + config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h, + config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h, + config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h, + config/v850/rtems.h (*-rtems*): Cleanup pass to move common + definitions to config/rtems.h and make the targets more similar. + +Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * expr.c (expand_assigment): Remove duplicate conversions #ifdef + POINTERS_EXTEND_UNSIGNED. + (store_constructor, expand_expr, case COMPONENT_REF): Likewise. + (store_expr): Use TYPE_MODE (sizetype), not ptr_mode. + + * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET + not specified. + +2002-04-12 Hans-Peter Nilsson <hp@bitrange.com> + + * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>: + For paradoxical (subreg VAR), replace VAR, don't try the subreg. + +2002-04-12 Andreas Schwab <schwab@suse.de> + + * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash. + +2002-04-12 Richard Henderson <rth@redhat.com> + + PR bootstrap/4191 + * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef. + + * flow.c (mark_used_reg): Manage reg_cond_dead properly for + modes spanning multiple hard regs. + + * recog.c (peephole2_optimize): Rebuild jump labels as needed. + +2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa.c (output_millicode_call): Check attribute type as well as length + when length is 28. + +2002-04-11 David O'Brien <obrien@FreeBSD.org> + + * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value. + (DEFAULT_PCC_STRUCT_RETURN) Do not redefine. + (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP, + DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): + elfos.h and dbxelf.h values are fine now. + * config/i386/freebsd.h, config/alpha/freebsd.h + (DEFAULT_PCC_STRUCT_RETURN): Define to 0. + +2002-04-11 David O'Brien <obrien@FreeBSD.org> + + * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__ + or set Acpu or Amachine. Reformat. + (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not + define. + (LINK_SPEC): Do not need to undef. + * config/ia64/elf.h (ASM_EXTRA_SPEC): Define. + * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef. + (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not + define. + * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define. + (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead. + (LINK_SPEC): Do not need to undef. + (DONT_USE_BUILTIN_SETJMP): Do not define. + * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add. + (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64. + (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define. + Remove trailing spaces. + * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__, + __ELF__, or set Acpu or Amachine. Reformat. + (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not + define. + +2002-04-11 David O'Brien <obrien@FreeBSD.org> + + * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match + all other *-*-freebsd* targets. + +2002-04-11 Richard Sandiford <rsandifo@redhat.com> + + * doc/extend.texi: Remove old claim that typedefs cannot have + an alignment attribute. + +2002-04-11 Jakub Jelinek <jakub@redhat.com> + + PR optimization/6177 + * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if + bitpos is 0 and bitsize CONCAT size. + +2002-04-11 Jakub Jelinek <jakub@redhat.com> + + PR c/6223 + * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz. + +2002-04-11 David O'Brien <obrien@FreeBSD.org> + + * config/alpha/freebsd.h: Minor reformatting. + (CPP_SPEC): Define ELF and add cpp_subtarget. + (ASM_SPEC): No longer needed. + +2002-04-11 Richard Henderson <rth@redhat.com> + + * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative. + (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory. + (dimode mem/zero splitter): New. + +2002-04-11 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.c (cris_override_options): Tweak error message + for PIC not implemented. + + * config/cris/cris.h: Tweak comments related to parameter-passing. + + * config/cris/t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here. + + * config/cris/cris.c (cris_target_asm_function_prologue): Cast + uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings. + (cris_target_asm_function_epilogue): Ditto. + (cris_initial_frame_pointer_offset): Ditto. + (cris_simple_epilogue): Ditto. + (cris_expand_builtin_va_arg): Variable-size types come in + by-reference. + +2002-04-10 Richard Henderson <rth@redhat.com> + + * except.c (add_ehl_entry): Allow duplicates after landing pad + creation. + +2002-04-10 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64. + +2002-04-10 Ulrich Weigand <uweigand@de.ibm.com> + + * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM + is only used as frame pointer when frame_pointer_needed is true. + +2002-04-10 Richard Earnshaw <rearnsha@arm.com> + + PR target/817 + * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow + for the fact that the pool entry uses two words. + (movdf_hard_insn): Similarly. Also, ADR instruction can span + 1k bytes. + (movdf_soft_insn): Similarly. + (movxf_hard_insn): Adjust neg_pool_range attribute to allow + for the fact that the pool entry uses three words. + +2002-04-10 Richard Henderson <rth@redhat.com> + + * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers + if EXPAND_INITIALIZER. + +2002-04-10 Alan Modra <amodra@bigpond.net.au> + + PR optimization/6233 + * rtlanal.c (pure_call_p): New function. + * rtl.h (pure_call_p): Declare. + * loop.c (prescan_loop): Use it to set has_nonconst_call. + * gcse.c (store_killed_in_insn): Use pure_call_p here too. + +2002-04-09 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.md (movdi_er_maybe_g): New. + * config/alpha/alpha.c (alpha_expand_mov): Use it. + +2002-04-09 Richard Henderson <rth@redhat.com> + + PR c/5078 + * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers. + +2002-04-09 Andrew MacLeod <amacleod@redhat.com> + + * expr.c (expand_expr): A RESULT_DECL is part of a call. + +2002-04-09 Richard Henderson <rth@redhat.com> + + * cfg.c (expunge_block): Decrement num_elements here ... + (expunge_block_nocompact): ... not here. + * cfgcleanup.c (delete_unreachable_blocks): Set num_elements. + +2002-04-09 Richard Henderson <rth@redhat.com> + + * basic-block.h (flow_delete_block_noexpunge): Declare. + (expunge_block_nocompact): Declare. + * cfg.c (expunge_block_nocompact): Split out from ... + (expunge_block): ... here. + * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels. + (flow_delete_block_noexpunge): Split out from ... + (flow_delete_block): ... here. + * cfgcleanup.c (delete_unreachable_blocks): Compact while + removing dead blocks. + * except.c (exception_handler_labels): Remove. + (exception_handler_label_map): New. + (struct eh_region): Add aka member. + (mark_ehl_map_entry, mark_ehl_map, free_region): New. + (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New. + (for_each_eh_label, for_each_eh_label_1): New. + (init_eh): Register exception_handler_label_map. + (free_eh_status): Use free_region. + (find_exception_handler_labels): Use the map, not the list. + (remove_exception_handler_label): Likewise. + (maybe_remove_eh_handler): Likewise. + (remove_eh_handler): Use the region aka bitmap. + * except.h (exception_handler_labels): Remove. + (for_each_eh_label): Declare. + * jump.c (rebuild_jump_labels): Don't check exception_handler_labels. + * loop.c (invalidate_loops_containing_label): New. + (find_and_verify_loops): Use it. Use for_each_eh_label. + * sched-rgn.c (is_cfg_nonregular): Use + current_function_has_exception_handlers. + +2002-04-08 Richard Henderson <rth@redhat.com> + + * reorg.c (get_branch_condition): Use reversed_comparison_code. + +2002-04-08 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/larith.asm (__map_data_section): Fix condition + and optimize for size. + (__do_global_ctors): Fix pointer comparison. + (__do_global_dtors): Likewise. + +2002-04-09 David S. Miller <davem@redhat.com> + + * config/sparc/sparc.c (sparc_extra_constraint_check): New + function, implementing EXTRA_CONSTRAINTS. For memory constraints, + allow reloading pseudos. + * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it. + * config/sparc/sparc-protos.h: Declare it. + + * config/sparc/sparc.c (const64_is_2insns): Kill signed vs. + unsigned comparison warning. + (output_restore_regs): Mark leaf_function as unused. + +Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * expr.c (is_aligning_offset): New function. + (expand_expr, case COMPONENT_EXPR): Call it. + +2002-04-09 Alan Modra <amodra@bigpond.net.au> + + * configure.in (auto-build.h): Use target_alias and build_alias + when running configure. + (gcc_cv_as): Use $target_alias in directory searchs rather than + $target. Heed program_prefix and program_transform_name. Search + for gas in cross-compiler case too. "test -x" rather than "test -f". + (gcc_cv_ld): Likewise. + (gcc_cv_nm): Set for cross compilers too. Heed program_prefix and + program_transform_name. + (gcc_cv_objdump): Likewise. + * configure: Regenerate. + +2002-04-08 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc + here. + + * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious + semicolon. + + * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size + types come in by-reference. Fix typo in comment. + +2002-04-08 Richard Henderson <rth@redhat.com> + + PR opt/6007 + * toplev.c (rest_of_compilation): Disable cross-jumping for + highly connected graphs. + +2002-04-08 David S. Miller <davem@redhat.com> + + PR target/6082 + * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW + + Make init_priority work on Sparc when using GNU ld. + * config/sparc/linux.h, config/sparc/linux64.h, + config/sparc/netbsd-elf.h, config/sparc/freebsd.h + (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine. + * config/sparc/sol2-gld.h: New file to do the same. + * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add + sparc/sol2-gld.h to tm_file. + + PR optimization/4328 + * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'. + * doc/md.texi: Document it. + * config/sparc/sparc.md (movdi_insn_sp64_novis, + movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis, + movdf_insn_v9only_vis, movdf_insn_sp64_novis, + movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers. + * config/sparc/sparc.c (mem_min_alignment): Fix comment. + +2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Add John David Anglin and Loren + J. Rittle (the latter also to Testers). Update David O'Brien's entry. + +2002-04-07 David S. Miller <davem@redhat.com> + + * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file. + +2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca> + + PR 5933 + * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when + generating 32-bit pic code. + +2002-04-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New. + (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if + !flag_pic. + (CONDITIONAL_REGISTER_USAGE): Adjust accordingly. + * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead + of PIC_OFFSET_TABLE_REGNUM thruout. + * config/rs6000/rs6000.md: Likewise. + * config/rs6000/darwin.h: Likewise. + +2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes. + +2002-04-06 Mark Mitchell <mark@codesourcery.com> + + PR c++/5571 + * stor-layout.c (layout_decl): Reset the RTL for the decl. + + PR opt/5120 + * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear + RTX_UNCHANGING_P for the functions arguments when a tail call + is made. + +2002-04-06 Jason Merrill <jason@redhat.com> + + * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2. + (parse_options_and_default_flags): Set them appropriately. + * c-common.c (c_common_post_options): Don't set flag_really_no_inline. + +Sat Apr 6 18:26:32 CEST 2002 Jan Hubicka <jh@suse.cz> + + * ifcvt.c (if_convert): Clear aux fields of blocks. + +2002-04-05 David S. Miller <davem@redhat.com> + + * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits. + * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos, + sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*, + {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file. + +2002-04-05 Jan Hubicka <jh@suse.cz> + + * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting + of libcall regions. + +2002-04-05 David S. Miller <davem@redhat.com> + + * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we + are not going to emit return instructions, emit at least a nop + for the sake of sane backtraces. + +2002-04-05 Jakub Jelinek <jakub@redhat.com> + + * mklibgcc.in: Use separate libgcc.map for each multilib. + * Makefile.in (distclean): Don't remove libgcc.map here. + +2002-04-05 Jakub Jelinek <jakub@redhat.com> + + * Makefile.in (s-mlib): Handle --disable-multilib by separate + genmultilib invocation. + +2002-04-04 David S. Miller <davem@redhat.com> + + * config/sparc/crtfastmath.c: New file. + * config/sparc/t-crtfm: New file. + * config/sparc/linux.h (ENDFILE_SPEC): Use crtfastmath.o + * config/sparc/linux64.h (ENDFILE_SPEC): Likewise. + * config/sparc/sol2.h (ENDFILE_SPEC): Likewise. + * config/sparc/sp64-elf.h (ENDFILE_SPEC): Likewise. + * config/sparc/elf.h (ENDFILE_SPEC): Likewise. + * config.gcc (sparc*-*-{elf*,linux*,solaris2*}): Add + sparc/t-crtfm to tmake_file. + +2002-04-05 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o + Add rules to make null object file. + +2002-04-04 David S. Miller <davem@redhat.com> + + * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg. + +2002-04-04 Richard Henderson <rth@redhat.com> + + PR opt/6165 + * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict. + (write_dependence_p): Likewise. + +2002-04-04 Richard Henderson <rth@redhat.com> + + * predict.c (estimate_bb_frequencies): Do frequency calculation + with a volatile temporary. + +2002-04-04 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define. + +2002-04-04 Jakub Jelinek <jakub@redhat.com> + + PR c++/6119 + * final.c (final_start_function): Don't bump profile_label_no here... + (final_end_function): ...but here. + +2002-04-04 Jakub Jelinek <jakub@redhat.com> + + * config/sparc/sparc.md (pic): New attribute. + (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9 + into stack slots. + (split after do_builtin_setjmp_setup): New. + +2002-04-04 Jakub Jelinek <jakub@redhat.com> + + PR fortran/6106 + * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01 + change. + +2002-04-04 Jakub Jelinek <jakub@redhat.com> + + * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by + UNITS_PER_WORD for zero sized aggregates. + +2002-04-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Add David O'Brien. + +2002-04-03 David S. Miller <davem@redhat.com> + + * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new + one-character spec for this, just use %(link_gcc_c_sequence). + +2002-04-04 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define. + +2002-04-03 David S. Miller <davem@redhat.com> + + * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c + library sequence passed to the linker. + (LINK_COMMAND_SPEC): Use it. + * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as + a macro a target can use to avoid overriding LINK_COMMAND_SPEC. + * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define. + +2002-04-03 Jason Merrill <jason@redhat.com> + + PR c++/5636 + * tree.h (CLEANUP_EH_ONLY): New macro. + * stmt.c (expand_decl_cleanup_eh): New fn. + (expand_cleanups): Check CLEANUP_EH_ONLY. + * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT. + Use expand_decl_cleanup_eh. + (expand_stmt): Adjust. + * c-common.h: Adjust prototype. + +2002-04-03 Jakub Jelinek <jakub@redhat.com> + + * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32() + works properly with .hidden symbols. + * configure: Rebuilt. + * config.in: Rebuilt. + * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use + DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work + properly with .hidden symbols. + +2002-04-03 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/6102 + * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access + USE argument. + +2002-04-03 Richard Henderson <rth@redhat.com> + + PR opt/4120 + * sched-rgn.c (sets_likely_spilled): New. + (sets_likely_spilled_1): New. + (add_branch_dependences): Use it. + +2002-04-02 Richard Henderson <rth@redhat.com> + + PR opt/4311 + * loop.h (LOOP_FIRST_PASS): New. + * loop.c (strength_reduce): Mind it when deciding to unroll. + * toplev.c (rest_of_compilation): Set it. + +2002-04-02 David S. Miller <davem@redhat.com> + + * config/sparc/sparc.md (ldd peephole2s): Fix final arg to + mems_ok_for_ldd_peep when the order of the loads being examined + is reversed. + * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon + existing comment to increase comprehension of this situation. + +2002-04-02 Richard Henderson <rth@redhat.com> + + * libgcc2.c (__bb_exit_func): Revert 03-31 change. + +2002-04-02 Eric Botcazou <ebotcazou@multimania.com> + Richard Henderson <rth@redhat.com> + + PR c/5484 + * function.c (assign_temp): Accept either type or decl argument. + Detect variables whose size is too large to fit into an integer. + * stmt.c (expand_decl): Pass the decl, not the type. + +2002-04-02 David O'Brien <obrien@FreeBSD.org> + + * protoize.c: Match include directory usage with cppdefault.c. + +2002-04-03 Jeffrey A Law (law@redhat.com) + Hans-Peter Nilsson <hp@bitrange.com> + + * combine.c (simplify_comparison): Avoid narrowing a comparison + with a paradoxical subreg when doing so would drop signficant bits. + +2002-04-02 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.h (WIDEST_HARDWARE_FP_SIZE): Define. + +2002-04-02 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and + associated splitter. Remove MQ constraint. + (ctrdi_internal4): Correct CCmode clobber. + +2002-04-03 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/mmix.md (define_constants): Remove misleading + FIXME. Add MMIX_fp_rO_OFFSET. + ("nonlocal_goto_receiver"): Don't have stack-frame address of + saved rO as part of the pattern. Remove FIXME. + ("*nonlocal_goto_receiver_expanded"): Similar. Generate address + here, at output-time. + * config/mmix/crti.asm (_init): Register _fini with atexit. + * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0". + * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct + unwind information when frame_pointer_needed. + (mmix_assemble_integer): Tweak wording in comment. + +2002-04-02 Richard Henderson <rth@redhat.com> + + PR opt/3967 + * local-alloc.c (contains_replace_regs): LO_SUM may contain + replace regs. + +2002-04-02 Richard Henderson <rth@redhat.com> + + * doc/standards.texi: Document required freestanding libc entry points. + +2002-04-02 Alexandre Oliva <aoliva@redhat.com> + + * config/mips/mips.c (mips_va_arg): Apply big-endianness address + offset before loading address of argument passed by transparent + reference. + +2002-04-02 Richard Henderson <rth@redhat.com> + + * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and + rename solaris_sys_varargs_h. + +Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array + the same mode as its component. + +2002-04-02 Richard Henderson <rth@redhat.com> + + PR opt/420 + * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra. + +2002-04-01 Richard Henderson <rth@redhat.com> + + PR target/1538 + * fixinc/inclhack.def (solaris_sys_varargs_h): New. + * fixinc/fixincl.x: Rebuild. + +2002-04-01 Richard Henderson <rth@redhat.com> + + * config/ia64/unwind-ia64.c: Include ia64intrin.h. + (atomic_alloc, atomic_free): New. + (SIZE, MASK_FOR, PTR_IN): New. + (emergency_reg_state, emergency_reg_state_free): New. + (emergency_labeled_state, emergency_labeled_state_free): New. + (reg_state_alloced, labeled_state_alloced): New. + (alloc_reg_state, free_reg_state): New. + (alloc_label_state, free_label_state, free_label_states): New. + (push, pop, dup_state_stack, free_state_stack): Use them. + (desc_label_state): Likewise. + (uw_frame_state_for): Free label states and state stack. + (uw_update_reg_address): Eliminate warnings. + +2002-04-01 Loren J. Rittle <ljrittle@acm.org> + + * doc/install.texi (*-*-freebsd*): Update. + +2002-04-01 Phil Edwards <pme@gcc.gnu.org> + + * version.c: Fix misplaced leading blanks on first line. + +2002-04-01 Vladimir Makarov <vmakarov@redhat.com> + + * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON, + ASM_OUTPUT_ALIGNED_LOCAL): Redefine them. + +2002-04-01 Jim Blandy <jimb@redhat.com> + + * cppmacro.c (cpp_macro_definition): Do not emit spaces after + macro formal parameter names. + +2002-04-01 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning + in previous change. + +2002-04-01 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments + for which MUST_PASS_IN_STACK is true (e.g., variable-sized types). + +2002-03-31 Richard Henderson <rth@redhat.com> + + * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset. + (desc_frgr_mem): Fix reference to f16-f31. + +Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * emit-rtl.c (adjust_address_1, offset_address): Cast value to + unsigned HOST_WIDE_INT, not unsigned int. + +2002-03-31 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/6096, middle-end/6098, middle-end/6099 + * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for + CODE_LABELs. + (fill_slots_from_thread): Likewise. + +2002-03-31 Jakub Jelinek <jakub@redhat.com> + + * config/sparc/sparc.c (function_arg_record_value_1): Pass complex + floating fields in float regs. + (function_arg_record_value_2): Likewise. + +2002-03-31 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/6100 + * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not + REG_BR_PRED. + (output_v9branch): Likewise. + +2002-03-31 Alexandre Oliva <aoliva@redhat.com> + + * gcc.c: Revert previous patch for now. + * config/i386/djgpp.h: Likewise. + +2002-03-31 Richard Henderson <rth@redhat.com> + + PR target/3997 + * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy. + (ASM_OUTPUT_DEF_FROM_DECLS): New. + +2002-03-31 Richard Henderson <rth@redhat.com> + + * libgcc2.c (__bb_exit_func): Make static. + + * config/alpha/alpha.md (trap): New. + +2002-03-31 Alexandre Oliva <aoliva@redhat.com> + + * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here... + (LINK_COMMAND_SPEC): ... from here. + (init_gcc_specs): Duplicate it here too, omitting + shared_name in the second copy. + (init_spec): Test for duplicate + * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'. + +2002-03-31 Richard Henderson <rth@redhat.com> + + * builtins.c (expand_builtin_va_arg): Give warnings not errors for + promoted argument types; build trap. + (expand_builtin_trap): New. + (expand_builtin): Use it. + * stmt.c (expand_nl_goto_receivers): Likewise. + * expr.h (expand_builtin_trap): Declare. + * libfuncs.h (LTI_abort, abort_libfunc): New. + * optabs.c (init_optabs): Init abort_libfunc. + +2002-03-30 David S. Miller <davem@redhat.com> + + * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define. + * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise. + +2002-03-30 Roger Sayle <roger@eyesopen.com> + Richard Henderson <rth@redhat.com> + + * regmove.c (combine_stack_adjustments_for_block): Avoid + emitting a stack adjustment of zero bytes. Let delete_insn + update bb->head. + +2002-03-30 Richard Henderson <rth@redhat.com> + + * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE. + (sparc_emitting_epilogue): New. + (leaf_label, output_return, sparc_return_peephole_ok): Remove. + * config/sparc/sparc-protos.h: Update. + * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove. + (TARGET_SWITCHES): Update. + * config/sparc/sparc.md (return): Remove. + (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE. + * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h, + config/sparc/liteelf.h, config/sparc/netbsd-elf.h, + config/sparc/sol2-sld-64.h, config/sparc/sol2.h, + config/sparc/sp64-aout.h, config/sparc/sp64-elf.h, + config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h, + config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT): + Remove MASK_EPILOGUE. + * doc/invoke.texi: Update. + +2002-03-30 Daniel Berlin <dan@dberlin.org> + + * dwarf2out.c (dwarf2out_define): Remove start_source_file call, + CPP will start the file for us. + +2002-03-30 Richard Henderson <rth@redhat.com> + + PR target/5446 + * config/ia64/ia64.c (group_barrier_needed_p): Special case + prologue_allocate_stack. + (ia64_single_set): Use insn codes for recognition of special + cases, not rtl matching. + * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out. + +2002-03-30 Richard Henderson <rth@redhat.com> + + PR target/6032 + * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic + or -fomit-frame-pointer with profiling. + (SUBTARGET_OVERRIDE_OPTIONS): Remove. + (FUNCTION_PROFILER): Do nothing. + (PROFILE_HOOK): New. + * config/sparc/sparc.c (sparc_override_options): Don't check + code models for profiling. + (sparc_function_profiler): Remove. + (sparc_profile_hook): New. + * config/sparc/sparc-protos.h: Update. + +2002-03-30 Jakub Jelinek <jakub@redhat.com> + + PR optimization/6086 + * combine.c (combine_simplify_rtx): If simplify_rtx failed because + of SUBREG of volatile MEM or because the MEM was mode dependent, + return CLOBBER instead of unmodified SUBREG. + +2002-03-30 David O'Brien <obrien@FreeBSD.org> + + * config/i370/linux.h: Update copyright. + +2002-03-30 Alexandre Oliva <aoliva@redhat.com> + + * config/mips/mips.c (function_arg_pass_by_reference): Force to 0 + in o32 and o64 ABIs. + * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h, + but getting fixed-size structs passed in registers regardless of + padding in o32 and o64 ABIs. + +2002-03-29 Richard Henderson <rth@redhat.com> + + PR target/5672 + * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place. + +2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count + for aggregate and TFmode types. + +2002-03-29 Richard Henderson <rth@redhat.com> + + PR target/5886 + * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64. + * config/ia64/hpux.h, config/ia64/linux.h: Likewise. + +2002-03-29 Loren J. Rittle <ljrittle@acm.org> + + * doc/install.texi (*-*-freebsd*): Fix last commit. + +2002-03-29 Richard Henderson <rth@redhat.com> + + PR target/6041 + * config/i386/i386.c (x86_arch_always_fancy_math_387): New. + (override_options): Disable NO_FANCY_MATH_387 if the arch allows. + * config/i386/i386.h (x86_arch_always_fancy_math_387): New. + * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix + conditional. + * docs/invoke.texi: Update -mno-fancy-math-387 docs. + +2002-03-29 Loren J. Rittle <ljrittle@acm.org> + + * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so. + * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it. + No functional change except ... + * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file. + * doc/install.texi (*-*-freebsd*): Document port configuration. + +2002-03-29 Jakub Jelinek <jakub@redhat.com> + + PR c++/5964 + * config/sparc/sparc.md (empty_delay_slot, branch_type): New + attributes. + (length): Compute variable length for branches/calls/jumps here. + (branch, inverted_branch, normal_fp_branch, inverted_fp_branch, + normal_fpe_branch, inverted_fpe_branch): Remove length attribute, + define branch_type attribute. + (divsi3_sp32): Maximum length is 6 not 7. + (call_address_struct_value_sp32, call_symbolic_struct_value_sp32, + call_address_untyped_struct_value_sp32, + call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2. + * config/sparc/sparc.c (empty_delay_slot): New function. + * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove. + * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype. + +2002-03-29 Jakub Jelinek <jakub@redhat.com> + + * combine.c (set_nonzero_bits_and_sign_copies): Don't call + nonzero_bits if not needed. + (nonzero_bits) [XOR]: Likewise. + (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if + reg_last_set_mode and mode are both MODE_INT, but not equal. + (record_value_for_reg): Compute reg_last_set_nonzero_bits + in nonzero_bits_mode for MODE_INT modes. + +2002-03-28 Richard Henderson <rth@redhat.com> + + PR target/5715 + * config/alpha/osf.h (ASM_SPEC): Don't pass any special options + to GAS. Correct drift between alternatives. + +2002-03-28 Richard Henderson <rth@redhat.com> + + PR target/6087 + * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence. + +2002-03-28 Alexandre Oliva <aoliva@redhat.com> + + * config/i386/freebsd.h (LINK_SPEC): Don't pass default + emulation to the linker. + +2002-03-28 Loren J. Rittle <ljrittle@acm.org> + + * config/alpha/freebsd.h (LINK_SPEC): Likewise. + * config/sparc/freebsd.h (LINK_SPEC): Likewise. + +2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa-linux.h (LOCAL_LABEL_PREFIX): Define. + +Thu Mar 28 16:33:13 2002 Jeffrey A Law (law@redhat.com) + + * combine.c (simplify_and_const_int): Make sure to apply mask + when force_to_mode returns a constant integer. PR3311. + +2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options + and Objective-C Dialect Options. + +2002-03-28 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE + comparison should be done vs !=0 not >0 return code. Tidy cases. + +2002-03-28 Richard Henderson <rth@redhat.com> + + * c-decl.c (finish_function): New arg can_defer_p. Pass it + on to c_expand_body. + * c-tree.h (finish_function): Update decl. + * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls. + +2002-03-27 Andreas Schwab <schwab@suse.de> + + * config/i386/i386.c (classify_argument): Also check for + QUAL_UNION_TYPE. + +2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj + any more. + +Wed Mar 27 22:52:02 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> + + * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of + assigning to BLOCK_FOR_INSN directly. + +Wed Mar 27 22:46:04 CET 2002 Jan Hubicka <jh@suse.cz> + + * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround. + +2002-03-27 Richard Henderson <rth@redhat.com> + + * toplev.c (rest_of_compilation): Don't compile if we've had errors. + +2002-03-27 Richard Henderson <rth@redhat.com> + + * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h, + config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h, + config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define. + +2002-03-27 Richard Henderson <rth@redhat.com> + + PR target/6054 + * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for + TARGET_CONST_GP. Simplify conditions. + +2002-03-26 Vladimir Makarov <vmakarov@redhat.com> + + * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__. + + * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__ + or __rtems_ is defined. + +2002-03-26 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note + if a non-trivial load was emitted. + (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko + in high+extra+low case. + +2002-03-26 Richard Henderson <rth@redhat.com> + + * config.gcc (sparc*-solaris): Use float_format=sparc. + +2002-03-26 Richard Henderson <rth@redhat.com> + + * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define. + * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef. + * config/sparc/linux.h, config/sparc/linux64.h: Likewise. + * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine. + (WINT_TYPE_SIZE): Fix at 32. + +2002-03-26 Richard Henderson <rth@redhat.com> + + * toplev.c (rest_of_compilation): Delay emit_initial_value_sets + until after eh landing pad generation. + * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof. + * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs. + +2002-03-26 Richard Henderson <rth@redhat.com> + + * expr.h (ADD_PARM_SIZE): One more convert for INC. + +2002-03-26 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/aix51.h (WCHAR_TYPE): Define. + +2002-03-26 Hans Boehm <Hans_Boehm@hp.com> + + * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR): + Restore more of the signal context. Set no_reg_stack_frame. + * config/ia64/unwind-ia64.c (unw_state_record): + Add no_reg_stack_frame, comments. + (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER. + (uw_update_context): Adjust bsp when unwinding from leaf, + but not signal frame. + +2002-03-26 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types. + +2002-03-26 Richard Earnshaw <rearnsha@arm.com> + + PR target/5621 + * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999: + "Add a pool_range attribute", which was lost during the ARM/Thumb + merge. + +2002-03-26 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from + a register into the MAC16 accumulator. + +2002-03-26 Hartmut Penner <hpenner@de.ibm.com> + + * config/s390/s390.c (s390_emit_epilogue): Change epilogue + code to not restoring global registers. + +2002-03-26 Richard Henderson <rth@redhat.com> + + * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype. + (SUB_PARM_SIZE): Cast DEC to ssizetype. + + * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK + types from the normal argument frame. + + * config/sparc/sparc.c (function_arg_pass_by_reference): Pass + variable sized objects by reference. + (sparc_va_arg): Receive them by reference too. + +2002-03-25 Bruce Korb <bkorb@gnu.org> + + * Makefile.in(check-fixinc): run "$(MAKE) check" in the fixinc + directory when autogen is detected. + +2002-03-25 Richard Henderson <rth@redhat.com> + + * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes + anywhere in the block. Don't refer to insns that have been + removed from the chain. Iterate backward through the new insns. + Don't refer to edges that have been removed. + +2002-03-26 Alan Modra <amodra@bigpond.net.au> + + * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct + test for overflow of constant. + +2002-03-25 Richard Earnshaw <rearnsha@arm.com> + + PR target/2623 + * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc) + (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use + these patterns on arm_archv4. + +2002-03-22 Nick Clifton <nickc@cambridge.redhat.com> + + * config/mcore/mcore.h (CC1_SPEC): Define only if not already + defined. Do not disable exceptions or rtti. + * config/mcore/mcore-pe.h (CC1_SPEC): Define before including + mcore.h. Disable exceptions and rtti, since they are not + supported by EPOC. + +2002-03-25 Jakub Jelinek <jakub@redhat.com> + + * regrename.c (build_def_use): Move recog_memoized + before extract_insn. + +2002-03-25 Jakub Jelinek <jakub@redhat.com> + + PR target/6043 + * expr.c (emit_group_store): Handle storing into CONCAT. + +2002-03-25 Jakub Jelinek <jakub@redhat.com> + + * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and + corresponding MATCH_DUP. + +2002-03-24 Richard Henderson <rth@redhat.com> + + * unroll.c (unroll_loop): Zero label_map. + + * gcse.c: Include except.h. + * Makefile.in (gcse.o): Update. + +2002-03-24 Richard Henderson <rth@redhat.com> + + * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change. + Do resolve_unique_section before shared data clause. + +2002-03-24 Richard Henderson <rth@redhat.com> + + * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static. + +2002-03-24 Richard Henderson <rth@redhat.com> + + * recog.c (peephole2_optimize): Split blocks when EH insns are + generated in the middle of a block. Do global life update if + zapped EH edges. + +2002-03-24 Richard Henderson <rth@redhat.com> + + * mips.c (mips_function_value): Only promote_mode for non-libcalls. + +2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk> + + preprocessor/3951 + * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF. + * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD. + (init_dependency_output): Don't make no_output decision here. + +2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function. + (m68hc11_split_move): Call it to see if the source and destination + operands use the same direction auto inc/dec mode, otherwise make the + source an offsetable memory operand and generate an add. + +2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address + register for operand 2. + ("*subsi3_zero_extendqi"): Likewise. + ("*iorhi3_gen"): Do the operation on the upper bits and then lower + bits so that it is compatible with a pop. + ("*andhi3_gen"): Likewise. + ("xorhi3"): Likewise. + +2002-03-24 Richard Henderson <rth@redhat.com> + + PR optimization/5742 + * machmode.def: Add inner mode field to complex modes. + * config/mips/mips.c (mips_function_value): Always define. Add + new argument to handle libcalls. + * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value. + (FUNCTION_VALUE): Likewise. + * config/mips/abi64.h (FUNCTION_VALUE): Remove. + * config/mips/mips-protos.h: Update. + +2002-03-23 Richard Henderson <rth@redhat.com> + + * config/sparc/sparc.c (sparc_emit_floatunsdi): New. + * config/sparc/sparc-protos.h: Update. + * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New. + +2002-03-23 Richard Henderson <rth@redhat.com> + + * config/sparc/gmon-sol2.c (internal_mcount): Assume either + _start or _init begins the text segment. + +2002-03-23 Alan Modra <amodra@bigpond.net.au> + + * combine.c (simplify_comparison): When widening modes, ignore + sign extension on CONST_INTs. + +2002-03-22 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c (print_operand): Fix incorrect mode + passed to adjust_address. Fix comment formatting. + +2002-03-22 Alexandre Oliva <aoliva@redhat.com> + + * config/mips/mips.h (MASK_RETURN_ADDR): Define. + (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define. + +2002-03-22 Richard Henderson <rth@redhat.com> + + * c-pragma.c (maybe_apply_renaming_pragma): New. + (handle_pragma_redefine_extname, pending_redefine_extname): New. + (handle_pragma_extern_prefix, pragma_extern_prefix): New. + (init_pragma): Register them. + * c-pragma.h (maybe_apply_renaming_pragma): Declare. + * c-decl.c (finish_decl): Call it. + * cp/decl.c (cp_finish_decl): Likewise. + * doc/extend.texi: Document the new pragmas. + + * config/alpha/osf.h (CPP_SUBTARGET_SPEC): Add __EXTERN_PREFIX. + (HANDLE_PRAGMA_EXTERN_PREFIX): New. + + * config/i386/sol2.h (CPP_PREDEFINES): Add __PRAGMA_REDEFINE_EXTNAME. + (HANDLE_PRAGMA_REDEFINE_EXTNAME): New. + * config/sparc/sol2.h: Likewise. + +2002-03-22 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove. + (xtensa_valid_move, xtensa_preferred_reload_class): Define. + * config/xtensa/xtensa.c (non_acc_reg_operand): Remove. + (xtensa_valid_move, xtensa_preferred_reload_class): Define to + prevent use of sp as a reload register. + (xtensa_emit_move_sequence): Use xtensa_valid_move instead of + non_acc_reg_operand. + * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand. + (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class. + * config/xtensa/xtensa.md (movsi_internal, movhi_internal, + movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand. + +2002-03-22 Jakub Jelinek <jakub@redhat.com> + + PR optimization/5854 + * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0. + Shut up warnings. + (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0. + (EXTRA_CONSTRAINT): Use S for non-push memory operand. + * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from + const0 if scratch register was not allocated. + (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart, + m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...) + with GEN_INT (...). + (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs. + * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...) + with GEN_INT (...) everywhere. Remove constraints in define_split + patterns. + (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't + require scratch register for setting 0 into regs/non-pushable memory. + +2002-03-22 Alexandre Oliva <aoliva@redhat.com> + + * flow.c (calculate_global_regs_live): Clear aux fields of + ENTRY and EXIT. + +2002-03-22 Jakub Jelinek <jakub@redhat.com> + + * config/v850/v850.c (v850_reorg): Only call alter_subreg on + REG or MEM subregs, pass rtx * instead of rtx to it. + * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass + rtx * instead of rtx to alter_subreg. + * config/m32r/m32r.c (gen_split_move_double): Likewise. + * config/pj/pj.c (pj_output_rval): Likewise. + +2002-03-22 Richard Henderson <rth@redhat.com> + + PR target/3177 + * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs. + (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update. + * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs. + (ia64_expand_prologue): Look at int_regs, not words, for number + of incomming int regs. + +Fri Mar 22 16:00:06 CET 2002 Jan Hubicka <jh@suse.cz> + + * cfgcleanup.c (outgoing_edges_math): Fix condition; relax + frequencies match; avoid match on different loop depths. + (try_crossjump_to_bb): Kill tests that no longer brings time + savings. + * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth + updating code. + (split_edge): Likewise. + +2002-03-21 Richard Henderson <rth@redhat.com> + + PR target/5996 + * fixinc/inclhack.def (solaris_stdio_tag): New. + * fixinc/fixincl.x: Regenerate. + +2002-03-21 Eric Botcazou <ebotcazou@multimania.com> + + PR c/5597 + * c-typeck.c (process_init_element): Flag non-static + initialization of a flexible array member as illegal. + +2002-03-22 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/t-linux64: New. + * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and + t-ppccomm. Use t-rs6000 and t-linux64. + (powerpc64-*-gnu* <tmake_file>): Likewise. + * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable. + * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo. + * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc. + +2002-03-21 Aldy Hernandez <aldyh@redhat.com> + + * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check + flag_really_no_inline instead of optimize == 0. + + * c-objc-common.c (c_cannot_inline_tree_fn): Same. + + * cp/tree.c (cp_cannot_inline_tree_fn): Same. + + * flags.h (flag_really_no_inline): New. + + * c-common.c (c_common_post_options): Initialzie + flag_really_no_inline. + + * toplev.c (flag_really_no_inline): New. + +2002-03-21 Jakub Jelinek <jakub@redhat.com> + + * config/avr/avr.md (length): Fix length computation for + conditional branches. + +2002-03-21 Richard Henderson <rth@redhat.com> + + * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic + constants in .data when -fpic. + +2002-03-21 Tom Tromey <tromey@redhat.com> + + * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948. + +2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux + where appropriate. + +Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse. + + * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT. + +2002-03-21 Eric Botcazou <ebotcazou@multimania.com> + Richard Henderson <rth@redhat.com> + + PR c/5354: + * c-common.c (c_expand_expr): Preserve result of a statement + expression if needed. + +2002-03-21 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/4195 + * genrecog.c (maybe_both_true_mode): Remove. + (maybe_both_true_2, write_switch): Revert 2001-07-17 changes. + * machmode.def (Pmode): Likewise. + +2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> + + * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64 + UNIX assert.h. + * fixinc/fixincl.x: Regenerate. + +2002-03-20 Jason Merrill <jason@redhat.com> + + * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0. + +2002-03-20 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a + ".literal_position" directive before the constant pool. + +2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> + + * doc/contrib.texi (Contributors): Update Geoffrey Keating. + Add Craig Rodrigues. + Add Brad Lucier to testers. + +2002-03-20 Jakub Jelinek <jakub@redhat.com> + + PR target/4792 + * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode + to if_then_else. + (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise. + * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached + instead of insn_extract. + +2002-03-20 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/4192 + * config/fr30/fr30.md (jump): Remove clobber of fixed register. + + * genemit.c (output_added_clobbers_hard_reg_p): Only output return + stmt if some case has been output. + +2002-03-20 Jakub Jelinek <jakub@redhat.com> + + PR c/5972 + * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc, + movsfcc_1, movdfcc_1): Add %O2. + * config/i386/i386.c (print_operand): Handle %ON. + Print . before float condition codes in Sun as cmov syntax. + * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as. + * config.gcc (i[34567]86-*-solaris2*): Remove comment which is + no longer true. + +2002-03-20 Philip Blundell <pb@nexus.co.uk> + + * config/arm/arm.c (arm_output_epilogue): Don't generate separate + return instruction if PC was popped. + +2002-03-20 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI + (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)). + ("truncdfsf2"): Correct operator is float_truncate, not fix. + ("*truncdfsf2_real"): Ditto. + ("*nonlocal_goto_receiver_expanded"): Fix output template formatting. + + * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define. + +2002-03-19 Jim Blandy <jimb@redhat.com> + + * c-lex.c (cb_file_change): Pass the #inclusion's line number to + the start_source_file debug hook, not the current line number. + + * cppmacro.c (cpp_macro_definition): Emit a space after the macro + name, even if the replacement list contains no tokens, as required + by Dwarf. + +2002-03-19 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.c (rs6000_override_options): Only warn + about -fpic/-fPIC if extra_warnings set. + +2002-03-19 Richard Henderson <rth@redhat.com> + + * flow.c (EH_USES): Provide default. + (calculate_global_regs_live): Use it for EH edges and noreturn calls. + * doc/tm.texi (EH_USES): New. + + * config/ia64/ia64.c (ia64_eh_uses): New. + * config/ia64/ia64-protos.h: Update. + * config/ia64/ia64.h (EH_USES): New. + +2002-03-20 Alan Modra <amodra@bigpond.net.au> + + * defaults.h (SUPPORTS_WEAK): Set if ASM_WEAKEN_DECL. + * varasm.c (assemble_alias): Use ASM_WEAKEN_DECL. + * doc/tm.texi (ASM_WEAKEN_DECL): Document. + (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL. + (SUPPORTS_WEAK): Likewise. + +2002-03-19 Richard Henderson <rth@redhat.com> + + PR 5879 + * except.c (current_function_has_exception_handlers): New. + * except.h: Declare it. + * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it. + Combine tests that disable all sibcalls for the function. + +2002-03-19 Richard Henderson <rth@redhat.com> + + PR 5977, 5991 + * config/ia64/ia64.c: Revert 2002-03-01 patch. + * config/ia64/ia64.h (INIT_EXPANDERS): New. + +2002-03-19 Olivier Hainque <hainque@act-europe.fr> + + * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO + for INTEGER_CST. + +2002-03-19 Jason Merrill <jason@redhat.com> + + * varasm.c (globalize_decl): Get the name from the RTL, not + DECL_ASSEMBLER_NAME. + + * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g. + +2002-03-19 Dale Johannesen <dalej@apple.com> + + PR optimization/5999, middle-end/5731 + * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into + multiplications by reciprocals. + +2002-03-19 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3, + subdi_carry): Define. + +Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP + in favor of SP if FRAME_POINTER_REQUIRED is false. + +2002-03-19 Jakub Jelinek <jakub@redhat.com> + + PR c/5656 + * langhooks.h (struct lang_hooks_for_tree_inlining): Add + convert_parm_for_inlining. + * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): + Define. + * langhooks-def.h: Likewise. + * objc/objc-lang.c: Likewise. + * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New + function. + * tree-inline.c (initialize_inlined_parameters): + Call convert_parm_for_inlining lang hook if needed. + * c-typeck.c (c_convert_parm_for_inlining): New function. + * c-tree.h (c_convert_parm_for_inlining): Add prototype. + +2002-03-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * gcse.c (insert_insn_end_bb): Fix typo in last change. + +2002-03-18 Mark Mitchell <mark@codesourcery.com> + + * calls.c (precompute_arguments): Do not assume that temporaries + can be destroyed after expanding the argument. + (expand_call): Likewise. + +2002-03-18 Ashif Harji <asharji@uwaterloo.ca> + + * gcc.c (struct compiler default_compilers): Add + -no-integrated-cpp flag to invoke an external cpp. + (struct option_map option_map[]): Likewise. + * objc/lang-specs.h (struct compiler default_compilers): Add + -no-integrated-cpp flag to invoke an external cpp. + * doc/invoke.texi: Document -no-integrated-cpp flag. + +2002-03-18 Alan Modra <amodra@bigpond.net.au> + David Edelsohn <edelsohn@gnu.org> + + * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too. + * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit + .weak for code sym. Do emit .size for descriptor sym. + (ASM_DECLARE_FUNCTION_SIZE): Define. + * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define. + (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output + .lglobl unless TARGET_XCOFF. Formatting fixes. + (PREDICATE_CODES): Add any_operand and zero_constant. + (HANDLE_PRAGMA_PACK): Delete. + * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit + .weak for code sym. + (HANDLE_PRAGMA_WEAK): Remove. + (ASM_WEAKEN_LABEL): Remove. + (COLLECT_EXPORT_LIST): Delete. + * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define. + * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define. + +2002-03-18 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat + constant-pool addresses as "mode-dependent". + +Mon Mar 18 18:12:48 CET 2002 Jan Hubicka <jh@suse.cz> + + * i386.c (override_options): Disallow preferred_stack_boundary to be + less than 16 bytes + (construct_container): Fix end of array check. + (ix86_va_start): Force alignemnt to be 16 bytes. + + * linux64.h (MULTILIB_DEFAULTS): Set to "m64". + (t-linux64): Add multilibing + + * i386.h (PROMOTE_PROTOTYPES): Set to 0 for x86_64. + + * gcse.c (hash_scan_set): Refuse instructions with EH edges. + + * basic-block.h (fixup_abnormal_edges): Declare. + * reload1.c (fixup_abnormal_edges): Make global. + * reg-stack.c (convert_regs): Use it. + + * gcse.c (insert_insn_end_bb): Handle trapping insns. + + * reload1.c (reload_cse_delete_noop_set): Purge dead edges. + + * recog.c (peephole2_optimize): Re-distribute EH edges. + +2002-03-18 Jason Merrill <jason@redhat.com> + + * configure.in: Disable checking by default on release branch. + +2002-03-18 Jakub Jelinek <jakub@redhat.com> + + PR target/5740 + * expr.c (emit_group_load): Use extract_bit_field if + needed for CONCAT arguments. + +2002-03-18 Richard Earnshaw <rearnsha@arm.com> + + PR target/4863 + * arm.md (tablejump): Make this a define_expand. For PIC add the + offset to the base of the table. + (thumb_tablejump): Matcher for Thumb tablejump insn. + * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries + as the difference of two labels. + * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. + * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump + tables in the code. + * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise. + * arm.c (get_jump_table_size): If the table is not in the text + section, return zero. + +2002-03-17 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns + explicitly. + +2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * ifcvt.c (dead_or_predicable): Fix uninitialized variable. + +2002-03-17 David Edelsohn <edelsohn@gnu.org> + + * expr.c (expand_expr): Sign-extend CONST_INT generated from + TREE_STRING_POINTER. + +2002-03-16 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_attribute_table): Move before + targetm definition. Make static. + +2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk> + + * cppinit.c (print_help): Display -MD and -MMD. + Don't display usage string. Update assertion syntax and + typo. + +2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use + soft registers by default for 68HC12. + (m68hc11_conditional_register_usage): Don't use Z register for 68HC12 + when compiling with -fomit-frame-pointer. + (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12. + (expand_epilogue): Likewise. + (m68hc11_gen_rotate): Use exg when rotating by 8. + +2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11-protos.h (ix_reg): Declare. + * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources. + (splits): Remove unused add splits. + ("*addhi3_68hc12"): Tune constraints. + ("addhi_sp"): Try to use X instead of Y in all cases and if the + constant fits in 8-bits and D is dead use abx/aby instructions. + ("*addhi3"): Remove extern declaration of ix_reg. + ("*subsi3"): Optimize and provide new split. + ("subhi3"): Cleanup. + ("*subhi3_sp"): Avoid saving X if we know it is dead. + (arith splits): For 68hc12 save the address register on the stack + and do the arithmetic operation with a pop. + +2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid + allocating QImode in address registers. + ("*movqi_m68hc11"): Likewise. + +2002-03-15 Mark Mitchell <mark@codesourcery.com> + + * expr.c (expand_expr): Revert previous change. + + * c-common.c (statement_code_p): Handle CLEANUP_STMT. + * c-common.def (CLEANUP_STMT): New tree node. + * c-common.h (CLEANUP_DECL): New macro. + (CLEANUP_EXPR): Likewise. + * c-semantics.c (expand_stmt): Handle CLEANUP_STMT. + * expr.c (expand_expr): Tidy. + * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT. + * tree-inline.c (initialize_inlined_parameters): Clean up + new local variables. + +2002-03-15 Richard Henderson <rth@redhat.com> + + * c-decl.c: Include c-pragma.h. + (start_decl, start_function): Invoke maybe_apply_pragma_weak. + (finish_function): Tidy. + * c-pragma.c: Include c-common.h. + (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New. + (handle_pragma_weak): Use them. + (init_pragma): Register pending_weaks. + * c-pragma.h (maybe_apply_pragma_weak): Declare. + * print-tree.c (print_node): Print DECL_WEAK. + * varasm.c (mark_weak_decls): Remove. + (remove_from_pending_weak_list): Remove. + (add_weak): Remove. + (asm_emit_uninitialised): Call globalize_decl for weak commons. + (weak_decls): Make a tree_list. + (declare_weak): Cons weak_decls directly. + (globalize_decl): Remove weak_decls elements directly. + (weak_finish): Simplify weak_decls walk. Don't weaken unused + symbols. Don't pretend to handle aliases. + (init_varasm_once): Update weak_decls registry. + * Makefile.in: Update dependencies. + +2002-03-15 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (alpha_va_arg): Manipulate the type + size as a tree. + +2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst. + ("tstqi" split): Avoid using memory for tstqi on address register. + (splits): Remove constraints. + ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12. + ("cmpdf", "cmpsf"): Remove since not used. + ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2. + (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing. + +2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case. + ("neghi2"): Tighten constraints. + ("one_cmplsi2"): Optimize and simplify split. + * config/m68hc11/larith.asm (__negsi2): Likewise for library. + +2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints + and split of AND operation to clear the upper bits. + ("*logicalsi3_zextqi"): Likewise. + ("*logicallhi3_zexthi_ashift8"): Likewise. + ("*logicalsi3_silshr16"): Likewise. + ("logicalsi3_silshl16"): Likewise. + ("anddi3", "iordi3", "xordi3" splits): Remove constraints. + +2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function. + (m68hc11_indirect_p): New function. + (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12. + (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of + TARGET_M6812. + (asm_print_register): Likewise. + * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare. + (m68hc11_indirect_p): Declare. + * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'. + (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New. + (TARGET_SWITCHES): New option -mrelax. + * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for + destination. + ("iorsi3", "xorsi3"): Likewise. + ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand. + ("*andhi3_mem"): New to handle destination in memory with bclr + and a scratch register. + ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise. + ("*andhi3_const"): New when operand2 is constant. + ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise. + ("*andhi3_gen"): Cleanup of the old "andhi3". + ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise. + ("xorqi3"): Update constraints. + +2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look + for reg_equiv_memory_loc when the operand is a register that does + not get a hard register (stack location). + (tst_operand): After reload, accept all memory operand. + (symbolic_memory_operand): Fix detection of symbolic references. + * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12 + accept symbols and any constant. + +2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC + note on the insn that sets the soft frame register. + (must_parenthesize): ix and iy are also reserved names. + (print_operand_address): One more place where parenthesis are required + to avoid confusion with register names. + (m68hc11_gen_movhi): Allow push of stack pointer. + (m68hc11_check_z_replacement): Fix handling of parallel with a + clobber. + (m68hc11_z_replacement): Must update the REG_INC notes to tell what + the replacement register is. + * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS + and D8_REGS classes. + (MODES_TIEABLE_P): All modes are tieable except QImode. + +2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/larith.asm (___adddi3): Optimize saving of result. + (___subdi3): Likewise. + (__mulsi3, __mulhi32): Avoid using _.tmp scratch location. + (__map_data_section): Optimize 68hc11 case. + +2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr> + + * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher + than a shift to avoid adding a register with itself. + (m68hc11_memory_move_cost): Take into account NO_REGS. + (m68hc11_register_move_cost): Update and use memory move cost + for soft registers. + (m68hc11_address_cost): Make cost of valid offset not 0 so that + it gives more opportunities to cse to optimize. + * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode. + * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update. + +2002-03-15 Jason Merrill <jason@redhat.com> + + * varasm.c (globalize_decl): New fn. + (assemble_start_function): Use it. + (asm_emit_uninitialized): Use it. + (assemble_alias): Use it. + (assemble_variable): Use it. + +2002-03-15 Jason Merrill <jason@redhat.com> + + * varasm.c (assemble_variable): Use zeros for a decl with DECL_INITIAL + of error_mark_node. + +2002-03-15 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/4128 + * config/sparc/sparc.c (gen_v9_scc): Move early clobber test + before movrXX only, use reg_overlap_mentioned_p. + Only special case NE if just one insn can be generated. + +2002-03-15 Richard Earnshaw <rearnsha@arm.com> + + PR target/5712 + * arm.md (movaddr, movaddr_insn): Delete. + +2002-03-15 Jason Merrill <jason@redhat.com> + + * toplev.c (wrapup_global_declarations): Clarify variable handling. + -fkeep-static-consts doesn't apply to comdats. + +2002-03-14 Richard Henderson <rth@redhat.com> + + PR target/5312 + * config/ia64/ia64.c: Include tm_p.h last. + (gen_nop_type): Remove duplicate definition. + (cycle_end_fill_slots): Set sched_data for second L slot. + (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots. + (nop_cycles_until): Fix typos. + +2002-03-15 Jakub Jelinek <jakub@redhat.com> + + PR optimization/5891 + * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag. + +2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com> + + * config/ia64/unwind-ia64.c: Handle copy_state and label_state + descriptors correctly. + +2002-03-14 Zack Weinberg <zack@codesourcery.com> + + * cpphash.h (struct lexer_state): Remove line_extension member. + * cpplib.c (dequote_string, do_linemarker): New functions. + (linemarker_dir): New data object. + (DIRECTIVE_TABLE): No longer need to interpret #line in + preprocessed source. Delete obsolete comment about return + values of handlers. + (end_directive, directive_diagnostics, _cpp_handle_directive): + Don't muck with line_extension. + (directive_diagnostics): No need to issue warnings for + linemarkers here. + (_cpp_handle_directive): Issue warnings for linemarkers here, + when appropriate. Dispatch linemarkers to do_linemarker, not + do_line. + (do_line): Code to handle linemarkers split out to do_linemarker. + Convert escape sequences in filename argument, both places. + + * cppmacro.c (quote_string): Rename cpp_quote_string and + export. All callers changed. + * cpplib.h (cpp_quote_string): Prototype. + * cppmain.c (print_line): Call cpp_quote_string on to_file + before printing it. + + * doc/cpp.texi: Document that escapes are now interpreted in + #line and in linemarkers, and that non-printing characters are + converted to octal escapes when linemarkers are generated. + +2002-03-14 Richard Earnshaw <rearnsha@arm.com> + Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com> + + PR target/5828 + * arm.c (arm_output_epilogue): Fix floating-point register save + adjustment when using a frame pointer. + +2002-03-13 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/mmix.c: Improve comments. + (mmix_target_asm_function_prologue): Drop variable + empty_stack_frame. Don't allocate unused slot above fp. + (mmix_target_asm_function_epilogue): Mirror prologue changes. + (mmix_expand_builtin_va_arg): Do all computations on trees. + * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have + brace in first column. + (enum reg_class): Ditto. + (FIRST_PARM_OFFSET): Now 0. + (USER_LABEL_PREFIX): Remove #if 0:d definition. + (LINK_SPEC): Don't defsym __.MMIX.start..text if linking + relocatably. Always produce ELF, not mmo if linking relocatably. + +2002-03-13 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define. + * config/rs6000/rs6000.c (rs6000_va_arg): Use + std_expand_builtin_va_arg if not ABI_V4. + +2002-03-13 Jakub Jelinek <jakub@redhat.com> + + PR target/5626 + * config/sparc/sparc.md (normal_branch, inverted_branch, + normal_fp_branch, inverted_fp_branch, normal_fpe_branch, + inverted_fp_branch): Adjust calls to output_cbranch. + Set length attribute. + (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to + output_v9branch. Set length attribute. + * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New + predicates. + (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode. + (output_cbranch): Likewise. Handle far branches. + (output_v9branch): Handle far branches. + * config/sparc/sparc-protos.h (output_cbranch, output_v9branch): + Adjust prototypes. + * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and + noov_compare64_op predicates. + +2002-03-13 Jason Merrill <jason@redhat.com> + + * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr + into the function and constify it. + * gthr-dce.h, gthr-solaris.h: Likewise. + +2002-03-12 Hans-Peter Nilsson <hp@axis.com> + + * config/cris/cris.c (cris_print_operand): Avoid + traditional-warning for 0xffffffff. + (cris_expand_builtin_va_arg): Do all computations on trees. + +2002-03-13 Ulrich Weigand <uweigand@de.ibm.com> + + * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with + VOIDmode operand. Add compile-time optimization for constant results. + +2002-03-13 Hartmut Penner <hpenner@de.ibm.com> + + * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code + before prologue, to avoid scheduling problems. + +2002-03-13 Jakub Jelinek <jakub@redhat.com> + + * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove. + (ELIMINABLE_REGS): Add sfp->sp. + (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too. + +2002-03-13 Jakub Jelinek <jakub@redhat.com> + + PR optimization/5892 + * config/ia64/ia64.c (rotate_one_bundle): Update current packet. + +2002-03-13 Jakub Jelinek <jakub@redhat.com> + + * loop.c (basic_induction_var): Don't call convert_modes if mode + classes are different. + +2002-03-12 Richard Henderson <rth@redhat.com> + + PR optimization/5901 + * function.c (reposition_prologue_and_epilogue_notes): Position + the markers after/before the last/first insn not deleted. + +2002-03-12 Richard Henderson <rth@redhat.com> + + PR optimization/5878 + * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h, + config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h + (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic. + + * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h, + config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set + PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic. + + * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New. + * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM. + (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK + also. Don't set it if not flag_pic. + * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM + to be INVALID_REGNUM when not used. + +2002-03-13 Aldy Hernandez <aldyh@redhat.com> + + * expmed.c (store_bit_field): Reset alias set for memory. + (extract_bit_field): Same. + +2002-03-12 Chris Meyer <cmeyer@gatan.com> + + * genflags.c (gen_insn): Use IS_VSPACE. + * genoutput.c (output_insn_data): Likewise. + (process_template): Likewise. + +2002-03-12 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.c (xtensa_expand_block_move): Use + validize_mem() instead of change_address to avoid clobbering + memory attributes. + +2002-03-12 Jakub Jelinek <jakub@redhat.com> + + * c-lex.c (cb_ident, c_lex): Remove unnecessary cast. + (lex_string): Use unsigned char pointers. + +2002-03-12 Ulrich Weigand <uweigand@de.ibm.com> + + * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent + is not a valid memory_operand. + +2002-03-12 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS. + * config/xtensa/lib1funcs.asm: Fix copyright to include + special case for libgcc files. + (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0. + (__divsi3): Likewise. + (__umodsi3): Likewise. + (__modsi3): Likewise. + * config/xtensa/lib2funcs.S: Fix copyright to include + special case for libgcc files. + +2002-03-12 Michael Matz <matz@suse.de> + + * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER. + (ne0+5): Use new clobber to generate proper shift pattern. + +2002-03-12 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define. + +2002-03-12 Bob Wilson <bob.wilson@acm.org> + + * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch + to function_section before writing out the constant pool. + +2002-03-12 Zack Weinberg <zack@codesourcery.com> + + * Makefile.in: Give texi2pod its input file as a command + line argument, not on stdin. + +2002-03-12 Andrew MacLeod <amacleod@redhat.com> + + * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in + address calculation. + +2002-03-12 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.md (reload_insi, reload_indi): Change mode of + scratch register to DImode / TImode. + config/s390/s390.c (s390_expand_plus_operand): Make sure scratch + register used does not overlap the target. + +2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk> + + * Makefile.in: Update. +doc: + * cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi. + Update documentation. + * gcc.texi: Include cppopts.texi and cppenv.texi. + * cpp.texi: Include cppopts.texi and cppenv.texi. + +2002-03-11 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register. + +2002-03-11 Douglas B Rupp <rupp@gnat.com> + + * toplev.c (vms_fopen): Remove, not needed. + + * vmsdbgout.c (lookup_filename): Adjust creation date for GMT. + + * config/alpha/xm-vms.h (__UNIX_FWRITE): Define. + + * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space + for FP, already done later. + + * toplev.c (debug_args): Add entry for VMS_DEBUG. + * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc. + +2002-03-10 Richard Henderson <rth@redhat.com> + + PR 5693 + * reload.c (copy_replacements_1): New. + (copy_replacements): Use it to recurse through the rtx. + +2002-03-10 Richard Henderson <rth@redhat.com> + + * sched-rgn.c (add_branch_dependences): Don't allow insns that throw + to move away from the end of the block. + +2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk> + + PR preprocessor/5899 + * cppinit.c (init_dependency_output): Don't ignore -dM etc. + +2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * combine.c (make_extraction): Fix error in last change. + +2002-03-09 Jakub Jelinek <jakub@redhat.com> + + PR optimization/5172, optimization/5200 + * gcse.c (gcse_main): Disable store_motion. + +2002-03-09 Andreas Schwab <schwab@suse.de> + + * gcc.c (validate_all_switches): Also handle `%W{...}'. + +2002-03-09 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/5877 + * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW + even for non-representable constants. + +Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share. + * function.c (fixup_var_refs): Add MAY_SHARE parameter. + (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise. + (fixup_var_refs_insn, fixup_var_refs_1): Likewise. + (pop_function_context): Compute MAY_SHARE parameter for + fixup_var_refs. + (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR. + (gen_mem_addressof): Call fixup_var_refs with new parm. + + * combine.c (make_extraction): Don't make extension of CONST_INT. + +2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> + + * sparc.c (arith_4096_operand): Fix error in last change. + +2002-03-08 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for + vectors. + +2002-03-08 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec. + +2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org> + + * doc/install.texi (--with-libiconv-prefix): Document. + +2002-03-08 Michael Y. Brukman <myb2@cornell.edu> + + * doc/sourcebuild.texi: Fix typo. + +2002-03-08 Jakub Jelinek <jakub@redhat.com> + + PR c/3711 + * builtins.c (std_expand_builtin_va_arg): Do all computations on + trees. + +Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * rtl.c (copy_most_rtx): Move from here ... + * emit-rtl.c (copy_most_rtx): ... to here. + +2002-03-08 Richard Earnshaw <rearnsha@arm.com> + + * combine.c (simplify_comparison): If simplifying a logical shift + right and compare with constant, force the comparison to unsigned. + +2002-03-07 Ulrich Weigand <uweigand@de.ibm.com> + + * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP. + genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP + and MATCH_OP_DUP. + +2002-03-07 Aldy Hernandez <aldyh@redhat.com> + + * doc/invoke.texi: Add documentation for -mabi=no-altivec. + + * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add + -mabi=no-altivec + (alt_reg_names): Remove % for vrsave. + +2002-03-06 Jeffrey A Law (law@redhat.com) + + * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains + after completing fast dead code elimination. + +2002-03-06 Richard Henderson <rth@redhat.com> + + PR optimization/5844 + * genemit.c (gen_exp): New argument used. Invoke copy_rtx + if used indicates we've already emitted one copy of an operand. + (gen_insn, gen_expand, output_add_clobbers): Supply a null used. + (gen_split): Supply a non-null used. + +2002-03-06 Ulrich Weigand <uweigand@de.ibm.com> + + * simplify-rtx.c (simplify_plus_minus): Do not abort, + but simply fail if the expression is too complex to simplify. + (simplify_gen_binary): Handle simplify_plus_minus failures. + +2002-03-06 Ulrich Weigand <uweigand@de.ibm.com> + + * reload1.c (reload): Unshare all rtl after reload is done. + +2002-03-06 Jakub Jelinek <jakub@redhat.com> + + * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05 + patch. + +2002-03-05 Zack Weinberg <zack@codesourcery.com> + + * cppmain.c (setup_callbacks): Disable #pragma and #ident + callbacks when processing assembly language. + +2002-03-06 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa.h (ASM_FILE_END): Define. + * som.h (ASM_FILE_END): Delete. + + * pa.c (function_arg): Don't pass floats in general registers in + indirect calls if TARGET_ELF32. + +2002-03-05 Richard Henderson <rth@redhat.com> + + * config/i386/i386.md (floatsidf2): Conditionalize on hard-float. + +2002-03-05 Jakub Jelinek <jakub@redhat.com> + + * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc + -r command line. Don't hide any symbols if not building + shared libgcc. + +2002-03-05 Jakub Jelinek <jakub@redhat.com> + + * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2 + wide volatile memory by parts. + +2002-03-05 Jakub Jelinek <jakub@redhat.com> + + * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def + is NULL. + +2002-03-05 Richard Henderson <rth@redhat.com> + + * config/rs6000/rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error. + +2002-03-04 Krister Walfridsson <cato@df.lth.se> + + * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file. + +2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk> + + * configure.in: Increase required makeinfo version to 4.1. + * configure: Regenerate. + +2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk> + + * doc/include/texinfo.tex: Update to version 2002-03-01.06. + * doc/invoke.texi: Fix @math uses. + +2002-03-02 Per Bothner <per@bothner.com> + + * gcc.c (option_map): Suport new --bootclasspath option. + --CLASSPATH is now just an alias for --classpath. + +Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * config/sparc/sparc.c (sparc_initialize_trampoline): Use + trunc_int_for_mode. + + * emit-rtl.c (offset_address): Call update_temp_slot_address. + +2002-03-01 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not + adjust argument_pointer by pretend_args_size. + (ia64_va_start): Adjust va_start address by -pretend_args_size. + +2002-03-01 Zack Weinberg <zack@codesourcery.com> + + * doc/cpp.texi: Clarify documentation of relationship between + #line and #include. + +2002-02-28 Richard Henderson <rth@redhat.com> + + * expmed.c (store_bit_field): Prevent generation of CONCATs; + pun complex values as integers; use gen_lowpart instead of + gen_rtx_SUBREG. + (extract_bit_field): Likewise. + +2002-02-28 David O'Brien <obrien@FreeBSD.org> + + * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification + of "ultrasparc". + * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears + to be broken. + +2002-02-28 Alexandre Oliva <aoliva@redhat.com> + + * gcc.c (init_gcc_specs): Get -static and -static-libgcc to + override -shared and -shared-libgcc. + +2002-02-28 Andrew MacLeod <amacleod@redhat.com> + + * dwarf2out.c (stack_adjust_offset): Add support for POST_INC, + POST_DEC, and POST_MODIFY. + +2002-02-28 Joseph S. Myers <jsm28@cam.ac.uk> + + * doc/invoke.texi, doc/standards.texi: Link to + gcc-3.1/c99status.html. + +2002-02-28 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have + 4 cycle latency from MM producers. + (ia64_internal_sched_reorder): Likewise with pipeline flush. + +2002-02-28 Jakub Jelinek <jakub@redhat.com> + + * mklibgcc.in: Don't use GNU make extension. + +2002-02-28 Richard Henderson <rth@redhat.com> + + * haifa-sched.c (sched_emit_insn): New. + (schedule_block): Use last_scheduled_insn to track last insn. + * sched-int.h (sched_emit_insn): Prototype. + * config/ia64/ia64.c (last_issued): Remove. + (ia64_variable_issue): Don't set it. + (nop_cycles_until): Use sched_emit_insn. + +2002-02-28 Bo Thorsen <bo@suse.de> + + * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation. + (STARTFILE_SPEC): Add 64 bit files. + (ENDFILE_SPEC): Likewise. + +Don Feb 28 16:41:19 CET 2002 Jan Hubicka <jh@suse.cz> + + * cfgrtl.c (purge_dead_edges): Fix handling of EH edges. + + * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to + PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM + + * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Always define. + +2002-02-28 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete. + * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete. + +2002-02-28 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE. + +2002-02-28 Jason Merrill <jason@redhat.com> + + * c-decl.c (finish_function): Only warn about missing return + statement with -Wreturn-type. + +2002-02-27 Zack Weinberg <zack@codesourcery.com> + + * mklibgcc.in: Don't use \n in a line subject to + interpretation by echo. + +2002-02-27 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_chunkify_pool): Do not confuse + insn UIDs with insn addresses. + +2002-02-27 Graham Stott <grahams@redhat.com> + + * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DECL): + Constify NAME. + + * loop.c (prescan_loop): Handle PARALLEL. + + * unroll.c (loop_iterations): Return 0 if the add_val for + a BIV is REG. + + * final.c (output_operand_lossage): Constify PFX_STR. + + * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE. + +2002-02-26 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.md (ashldi_se): Re-enable. + +2002-02-26 Kelley Cook <kelleycook@comcast.net> + + * config/i386/i386.c (print_operand): Don't append ATT-style + length suffixs to x87 opcodes when in Intel mode. + +2002-02-26 Ryan T. Sammartino <ryants@shaw.ca> + + * emit-rtl.c (gen_const_vector_0): Remove TYPE argument. + (init_emit_once): Update calls. + * fixinc/gnu-regex.c (_GNU_SOURCE): Remove. + (init_syntax_once): Prototype. + +2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa-linux.h (LIB_SPEC): Update definition. + * pa32-linux.h (LINK_COMMAND_SPEC): Delete. + +2002-02-26 Alexandre Oliva <aoliva@redhat.com> + + * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract, + generate a die for the lexical block. + +2002-02-26 Richard Henderson <rth@redhat.com> + + * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law + in EXPAND_SUM case. Use host_integerp/tree_low_cst. + +2002-02-26 Richard Henderson <rth@redhat.com> + + * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers + if we emitted a stop bit. + +2002-02-26 Jakub Jelinek <jakub@redhat.com> + + * configure.in (libgcc_visibility): Substitute. + * configure: Rebuilt. + * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global + defined symbols .hidden. + +2002-02-26 Jakub Jelinek <jakub@redhat.com> + + PR debug/5770 + * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for + STRING_CST initializer spanning the whole variable without + embedded zeros. + If expand_expr returned MEM, don't use it. + +2002-02-25 Jakub Jelinek <jakub@redhat.com> + + PR target/5755 + * config/i386/i386.c (ix86_return_pops_args): Only pop + fake structure return argument if it was passed on the stack. + +2002-02-25 Jason Merrill <jason@redhat.com> + + * attribs.c (decl_attributes): Also re-layout PARM_DECL and + RESULT_DECL. + +2002-02-25 Alexandre Oliva <aoliva@redhat.com> + + * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to + link with shared_name only. + * doc/invoke.texi (Link Options): Document new behavior. + +2002-02-25 Aldy Hernandez <aldyh@redhat.com> + + * c-typeck.c (push_init_level): Handle vectors. + +2002-02-25 Alexandre Oliva <aoliva@redhat.com> + + * config/sparc/sparc.c (const64_high_operand): Zero-extend + operands of SPARC_SETHI_P. + (input_operand): Likewise. + (sparc_emit_set_const32): Likewise. + * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64. + (SPARC_SETHI32_P): Zero-extend operand from 32 bits. + (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI. + * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'. + (movdi_insn_sp64_vis): Likewise. + (movdi split, movdf split): Use SETHI32. + * doc/md.texi: Document SPARC constraints L, M and N. + +2002-02-25 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.md ("get_vrsave_internal"): New. + ("*set_vrsave_internal"): use mfspr for Darwin. + + * config/rs6000/rs6000.c (rs6000_emit_prologue): Call + gen_get_vrsave_internal. + +Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND. + +2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk> + + * cpplex.c (cpp_interpret_charconst): Get signedness or + otherwise of wide character constants correct. + * cppexp.c (lex): Get signedness of wide charconsts correct. + +Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * optabs.c (widen_operand): Only call convert_modes for + promoted SUBREG if signedness matches. + * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns. + +2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk> + + * cpplib.c (glue_header_name): Use local buffer to build up + header name. + +2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk> + + * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM. + +2002-02-23 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and + H8/300[HS] separately. + * config/h8300/h8300.md: Remove the early clobber constraint + from bit field patterns. + +2002-02-23 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.md (mulqihi3): Tighten predicates to + register_operand. + (mulhisi3): Likewise. + (umulqisi3): Likewise. + (umulhisi3): Likewise. + +2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk> + + * cppinit.c (output_deps): Correct test for stdout output. + (init_dependency_output): Cure warning. + +Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * expr.c (store_expr): When converting expression to promoted + equivalent type, allow using SUBREG_REG of TARGET as the target + of the expansion of EXP. + * loop.c (basic_induction_var, case SUBREG): Always look inside. + * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl. + (alpha_emit_set_const): Handle SImode when can't make new pseudos. + (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos. + * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing. + +2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk> + + * doc/contribute.texi, doc/extend.texi, doc/install.texi, + doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi, + doc/standards.texi, doc/tm.texi: Remove trailing whitespace. + +2002-02-23 Jakub Jelinek <jakub@redhat.com> + + PR optimization/5747 + * loop.c (scan_loop): Update reg info if move_movables created new + pseudos. + +2002-02-23 David Edelsohn <edelsohn@gnu.org> + + * gcc.c (init_gcc_spec): Revert last change. + +2002-02-23 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use + gpc_reg_operand constraint. + +2002-02-23 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.c (num_insns_constant): Fix formatting. + Simplify comparison of `low'. + (add_operand): Fix formatting. + (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P. + (mask_operand): Disallow mask to wrap in 64-bit mode. + (rs6000_stack_info): Remove redundant test setting push_p. + (output_toc): Fix formatting. + * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use + cc_reg_not_cr0_operand constraint. + (booldi3, boolcdi3 splitters): Same. + +2002-02-23 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h: Add extra level of parentheses on casts. + +2002-02-22 David Edelsohn <edelsohn@gnu.org> + + * gcc.c (init_gcc_spec): Do not link with static libgcc.a if + gcc invoked with -shared-libgcc. + +2002-02-22 Jakub Jelinek <jakub@redhat.com> + + PR c++/5748 + * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union + decl if any of elements was TREE_USED. + +2002-02-22 Alexandre Oliva <aoliva@redhat.com> + + * config/sparc/sol2.h: Don't include sys/mman.h. + * config/sparc/sparc.c (arith_operand): Use SMALL_INT32. + (arith_4096_operand): Don't throw high bits away. + (const64_operand): Take sign extension of CONST_INTs into account. + (const64_high_operand, sparc_emit_set_const32): Likewise. + (GEN_HIGHINT64): Likewise. + (sparc_emit_set_const64_quick1): Likewise. + (const64_is_2insns): Likewise. + (print_operand): Use trunc_int_for_mode for sign extension. + * config/sparc/sparc.h (SMALL_INT32): Likewise. + * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE + chars. Assume CONST_INT is already properly sign-extended. + (movdi split): Sign-extend each SImode part. + (andsi3 split): Don't mask high bits off, so that result + remains properly sign-extend. + (iorsi3 split): Likewise. + (xorsi3 split): Likewise. + +2002-02-22 Richard Sandiford <rsandifo@redhat.com> + + * fold-const.c (fold): Fix typo in comments. + +2002-02-21 Diego Novillo <dnovillo@redhat.com> + + * Makefile.in (langhooks.o): Update dependencies. + +2002-02-21 Diego Novillo <dnovillo@redhat.com> + + * langhooks.c: Include flags.h. + +2002-02-21 Aldy Hernandez <aldyh@redhat.com> + + * testsuite/gcc.dg/attr-alwaysinline.c: New. + + * c-common.c (c_common_post_options): Set inline trees by + default. + + * doc/extend.texi (Function Attributes): Document always_inline + attribute. + Update documentation about inlining when not optimizing. + + * cp/decl.c (duplicate_decls): Merge always_inline attribute. + + * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0 + unless DECL_ALWAYS_INLINE. + + * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0 + unless DECL_ALWAYS_INLINE. + (c_disregard_inline_limits): Disregard if always_inline set. + + * langhooks.c (lhd_tree_inlining_disregard_inline_limits): + Disregard if always_inline set. + (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0 + unless DECL_ALWAYS_INLINE. + + * attribs.c (handle_always_inline_attribute): New. + (c_common_attribute_table): Add always_inline. + + * config/rs6000/altivec.h: Add prototypes for builtins + requiring the always_inline attribute. + +2002-02-21 Eric Christopher <echristo@redhat.com> + + * expmed.c (store_bit_field): Try to simplify the subreg + before generating a new one when when the mode size of + value is less than maxmode. + +2002-02-21 Richard Henderson <rth@redhat.com> + + * emit-rtl.c (offset_address): Use simplify_gen_binary rather + than gen_rtx_PLUS to form the sum. + * explow.c (force_reg): Rearrange to not allocate new pseudo + when force_operand returns a register. + * expr.c (expand_assignment): Allow offset_rtx expansion to + return a sum. Do not force addresses into registers. + (expand_expr): Likewise. + * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus + to canonicalize arithmetic that didn't simpify. + (simplify_plus_minus): New argument force; update + all callers. Don't split CONST unless we can do something with it, + and wouldn't lose the constness of the operands. + + * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs + that we generated earlier. + +2002-02-21 Tom Tromey <tromey@redhat.com> + + * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed. + (output_line_info): Use constant `1', with a long explanatory + comment. + * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison. + +Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com> + + * jump.c (redirect_jump): If old label has no UID, don't try to + delete it. + +Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG. + If input is constant, do shifts at compile time. + +2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk> + + * doc/extend.texi: Fix some more overfull hboxes. + +2002-02-21 Jakub Jelinek <jakub@redhat.com> + + PR optimization/4994 + * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX + register moves. + +2002-02-21 Jakub Jelinek <jakub@redhat.com> + + PR c++/4574 + * expr.h (expand_and): Add mode argument. + * expmed.c (expand_and): Add mode argument. + (expand_mult_highpart_adjust, emit_store_flag): Adjust callers. + * expr.c (store_field, expand_expr, do_store_flag): Likewise. + * except.c (expand_builtin_extract_return_addr): Likewise. + * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise. + * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise. + * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise. + Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x). + * config/c4x/c4x.md: Use GEN_INT (x) instead of + gen_rtx (CONST_INT, VOIDmode, x). + +2002-02-21 Jakub Jelinek <jakub@redhat.com> + + PR c/4697: + * stmt.c (warn_if_unused_value): Move side effects test once more. + +2002-02-20 Torbjorn Granlund <tege@swox.com> + + * config/avr/avr.md: Add more patterns for mized-mode add and subtract + (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend). + +Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com> + + * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of + SUBREG or ZERO_EXTEND. + +Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com> + + * sh.h (current_function_anonymous_args): Remove. + (SETUP_INCOMING_VARARGS): Don't set it - just check that one + of current_function_varargs and current_function_stdarg is set. + * sh.c (sh_expand_prologue): Check current_function_varargs / + current_function_stdarg / TARGET_SH5 instead of + current_function_anonymous_args. + + * sh64.h (TARGET_VERSION): Define. + +2002-02-20 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize + VRSAVE_REGNO on TARGET_ALTIVEC. + +2002-02-20 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant + bits of SImode const_int. + (includes_rshift_p): Likewise. + (print_operand): Call mask_operand and mask64_operand with correct + mode. + (rs6000_output_function_epilogue): Pad traceback table to word. + * config/rs6000/rs6000.h (MASK_64BIT): Correct comment. + (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and + mask64_operand with correct mode. + (FUNCTION_ARG_REGNO_P): Correct parentheses. + +2002-02-20 Jakub Jelinek <jakub@redhat.com> + + PR debug/4461 + * varasm.c (get_pool_constant_mark): New. + * rtl.h (get_pool_constant_mark): Add prototype. + * dwarf2out.c (mem_loc_descriptor): A pool constant cannot + be represented if it has not been output. + +2002-02-20 Alexandre Oliva <aoliva@redhat.com> + + * combine.c (do_SUBST): Sanity check substitutions of + CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs. + (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a + CONST_INT into its operand. + (known_cond): Likewise, for ZERO_EXTEND. + * simplify-rtx.c (simplify_unary_operation): Fix condition to + allow for simplification of wide modes. Reject CONST_INTs in + ZERO_EXTEND when their actual mode is not given. + +2002-02-20 Alexandre Oliva <aoliva@redhat.com> + + * c-decl.c (pushdecl): If no global declaration is found for an + extern declaration in block scope, try a limbo one. + +2002-02-20 Jakub Jelinek <jakub@redhat.com> + + PR c++/4401 + * c-common.c (pointer_int_sum): Moved from... + * c-typeck.c (pointer_int_sum): ...here. + * c-common.h (pointer_int_sum): Add prototype. + +2002-02-20 Jakub Jelinek <jakub@redhat.com> + + PR c++/5713 + * c-decl.c (duplicate_decls): Return 0 if issued error about + redeclaration. + +2002-02-20 Roger Sayle <roger@eyesopen.com> + Jakub Jelinek <jakub@redhat.com> + + PR c/4389 + * tree.c (host_integerp): Ensure that the constant integer is + representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT + when pos is zero or non-zero respectively. Clarify comment. + * c-format.c (check_format_info_recurse): Fix host_integerp + usage; the pos argument should be zero when assigning to a + signed HOST_WIDE_INT. + +2002-02-20 Richard Henderson <rth@redhat.com> + + * config/i386/i386.c (ix86_expand_vector_move): Use the mode + of the operand, rather than assuming TImode. + (ix86_expand_binop_builtin): Cope with commutative patterns + using nonimmediate_operand for both operands. + (ix86_expand_timode_binop_builtin): Likewise. + (ix86_expand_store_builtin): Validate operand 1. + (ix86_expand_unop1_builtin): Likewise. + +2002-02-20 Philip Blundell <philb@gnu.org> + + PR 5705 + * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro. + +2002-02-20 Richard Henderson <rth@redhat.com> + + PR c/5615 + * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype. + +2002-02-20 Tom Tromey <tromey@redhat.com> + + * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed. + * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed. + * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed. + * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed. + * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define + unconditionally. + +Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com> + + * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look + for (const_int 0) in X not just INTVAL. + +2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk> + + * doc/extend.texi: Avoid or reduce overfull hboxes. + +2002-02-20 Diego Novillo <dnovillo@redhat.com> + + * expmed.c (store_bit_field): Do not store bit fields using SUBREG + operations if the field does not start at a mode boundary. + +2001-02-20 Joel Sherrill <joel@OARcorp.com> + + * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h, + config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem(). + Also done for -Acpu and -Amachine. + +2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk> + + * cppinit.c (init_dependency_output): Take deps output file + from -o if none given with -MF. Suppress normal output. + * gcc.c (cpp_unique_options): Have -M and -MM imply -E. + * doc/cpp.texi, doc/invoke.texi: Update. + +2002-02-19 Zack Weinberg <zack@codesourcery.com> + + * toplev.c (output_quoted_string): Write unprintable + characters with octal escapes. + +2002-02-19 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set + really_call_used[VRSAVE_REGNO] if not Altivec. + +2002-02-19 Alan Modra <amodra@bigpond.net.au> + + * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with + MODE_MASK. + (constant_pool_expr_1): Fix formatting. + (rs6000_legitimize_reload_address): Likewise. + +Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx + now that we have one. + +2002-02-19 Zack Weinberg <zack@codesourcery.com> + + * tree.h (struct tree_common): Remove aux. Add unused_0 at + end of first block of bitfields (which was only seven bits); + rename dummy to unused_1; remove comment which is no longer true. + +2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk> + + * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo. + +2002-02-19 Philip Blundell <pb@nexus.co.uk> + + PR 5399 + * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything + if generating PIC. + + PR 5054 + * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use + arm_is_longcall_p rather than inspecting call-type cookie + directly. + (call_value_insn) [TARGET_THUMB]: Likewise. + +2002-02-19 Graham Stott <grahams@redhat.com> + + * config/i386/i386.c (ix86_expand_builtin): Fix typo. + +2002-02-19 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64. + ({STARTFILE,ENDFILE}_LINUX_SPEC): Define. + (FP_SAVE_INLINE): Delete. + + * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o. + * config/rs6000/eabi.asm: Remove ABI save restore routines. + * config/rs6000/t-ppccomm: Build crtsavres.o. + * config/rs6000/crtsavres.asm: New file. + +2002-02-19 Philip Blundell <philb@gnu.org> + + * config/arm/arm.c (use_return_insn): Don't reject interrupt + functions. + (arm_compute_save_reg_mask): Save LR for interrupt functions too. + (output_return_instruction): Allow interrupt functions to return with + ldmfd sp!, {... pc}^. Use LDR to restore any single register. + (arm_expand_prologue): Subtract 4 before stacking LR in an + interrupt function. + +2002-02-19 Philip Blundell <pb@nexus.co.uk> + + * config/arm/arm.c (arm_encode_call_attribute): Operate on any + decl, not just FUNCTION_DECL. + (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF. + (arm_assemble_integer): Likewise. + * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be + marked local. + +2002-02-19 matthew green <mrg@eterna.com.au> + + * config.gcc (sparc-*-netbsdelf*): Enable target. + (sparc64-*-netbsd*): New target. + * config/sparc/netbsd-elf.h: New file. + * config/sparc/t-netbsd64: New file. + +2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk> + + * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo. + +2002-02-19 Ryan T. Sammartino <ryants@shaw.ca> + + * doc/invoke.texi: explicitly list the style guidelines that + -Weffc++ checks for. + +Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz> + + * regmove.c (regmove_optimize): Avoid increasing of register pressure. + +2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk> + + PR other/5718 + * gcc.c (cpp_unique_options): Treat -o as indicating object file + only if not -E. If -E, pass -o through to the preprocessor. + +2002-02-19 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal + register number with an appropriate macro. + +2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz> + + * doc/rtl.texi (Constants): Close @code tag. + +2002-02-19 Aldy Hernandez <aldyh@redhat.com> + + * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector. + ("mmx_uavgv4hi3"): Same. + ("pmulhrwv4hi3"): Same. + + * tree-inline.c (walk_tree): Handle vectors. + + * c-common.c (constant_expression_warning): Handle vectors. + (overflow_warning): Same. + + * sched-deps.c (sched_analyze_2): Handle vectors. + + * rtlanal.c (rtx_unstable_p): Handle vectors. + (rtx_varies_p): Same. + (count_occurrences): Same. + (regs_set_between_p): Same. + (modified_between_p): Same. + (modified_in_p): Same. + (volatile_insn_p): Same. + (volatile_refs_p): Same. + (side_effects_p): Same. + (may_trap_p): Same. + (inequality_comparisons_p): Same. + (replace_regs): Same. + (computed_jump_p_1): Same. + + * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th + argument. + (inner_mode_array): New. + (copy_rtx): Handle vectors. + (copy_most_rtx): Same. + (rtx_equal_p): Same. + (get_mode_alignment): Adjust for vectors. + + * resource.c (mark_referenced_resources): Handle vectors. + (mark_set_resources): Same. + + * reload1.c (eliminate_regs): Handle vectors. + (elimination_effects): Same. + (scan_paradoxical_subregs): Same. + + * reload.c (subst_reg_equivs): Handle vectors. + + * regrename.c (scan_rtx): Handle vectors. + + * regclass.c (reg_scan_mark_refs): Handle vectors. + + * recog.c (find_single_use_1): Handle vectors. + + * local-alloc.c (equiv_init_varies_p): Handle vectors. + (contains_replace_regs): Same. + (memref_referenced_p): Same. + + * integrate.c (copy_rtx_and_substitute): Handle vectors. + (subst_constants): Same. + + * genattrtab.c (attr_copy_rtx): Handle vectors. + (encode_units_mask): Same. + (clear_struct_flag): Same. + (count_sub_rtxs): Same. + + * gcse.c (want_to_gcse_p): Handle vectors. + (oprs_unchanged_p): Same. + (hash_expr_1): Same. + (oprs_not_set_p): Same. + (expr_killed_p): Same. + (compute_transp): Same. + (store_ops_ok): Same. + + * function.c (purge_addressof_1): Do not allow paradoxical subregs + of vectors. + (fixup_var_refs_1): Same. + (instantiate_virtual_regs_1): Same. + + * fold-const.c (operand_equal_p): Handle vectors. + (fold): Same. + (rtl_expr_nonnegative_p): Same. + + * flow.c (mark_used_regs): Handle vectors. + + * df.c (df_uses_record): Handle vectors. + + * cselib.c (cselib_subst_to_values): Handle vectors. + (cselib_mem_conflict_p): Same. + (hash_rtx): Same. + + * cse.c (canon_reg): Handle vectors. + (fold_rt): Same. + (cse_process_notes): Same. + (count_reg_usage): Same. + (canon_hash): Same. + + * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR. + + * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR. + + * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors. + (gen_rtx): Handle CONST_VECTOR. + (gen_const_vector_0): New. + (copy_rtx_if_shared): CONST_VECTORs can be shared. + (reset_used_flags): Same. + (copy_insn_1): Same. + (initializer_constant_valid_p): Handle VECTOR_CST. + + * doc/c-tree.texi (Expression trees): Document VECTOR_CST. + + * doc/rtl.texi (Constants): Document const_vector. + (CONST0_RTX): Update for vectors. + (RTL sharing): Same. + + * print-tree.c (print_node): Add case for VECTOR_CST. + + * tree.h (TREE_VECTOR_CST_ELTS): New. + (struct tree_vector): New. + (union tree_node): Add vector node. + (build_vector): Add prototype. + + * tree.def (VECTOR_CST): New. + + * tree.c (build_vector): New. + + * expmed.c (make_tree): Handle CONST_VECTOR. + + * rtl.h (CONSTANT_P): CONST_VECTORs are constants too. + (CONST_VECTOR_ELT): New. + (CONST_VECTOR_NUNITS): New. + + * machmode.h (GET_MODE_INNER): New. + (DEF_MACHMODE): Accept 8th arg. + + * machmode.def: Add 8th argument for vector inner mode. + Add inner vector modes for vectors. + + * rtl.def (VEC_CONST): Remove. + (CONST_VECTOR): New. + + * expr.c (clear_storage): Allow vectors. + (is_zeros_p): Handle VECTOR_CST. + + * varasm.c (output_constant_pool): Handle vectors. + (rtx_const): Add veclo and vechi fields. + (kind): Add RTX_VECTOR. + (decode_rtx_const): Add case for vector. + + * config/rs6000/rs6000-protos.h: Add zero_constant. + + * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector + constants. Force easy vector constants into memory. + (easy_vector_constant): New. + (emit_easy_vector_constant): New. + (rs6000_legitimize_reload_address): Do not generate bad reloads on + darwin. + + * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what + instruction does. + ("altivec_lvxl"): Same. + (altivec_lvebx): Same. + (altivec_lvehx): Same. + (altivec_lvewx): Same. + ("*movv4si_const0"): New. + ("*movv4sf_const0"): New. + ("*movv8hi_const0"): New. + ("*movv16qi_const0"): New. + +2002-02-18 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (notice_update_cc): Use + cc_status.value2. + +2002-02-18 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.md (divmod patterns): Change the + constraints for operands[1] to register_operand. + +2002-02-18 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300-protos.h: Remove the prototype for + p_operand. + * config/h8300/h8300.c (p_operand): Remove. + * config/h8300/h8300.md: Replace p_operand with + const_int_operand. + +2002-02-18 Philip Blundell <pb@nexus.co.uk> + + * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in + comment. + (output_return_instruction): Allow use of LDR to unstack + return addresss even for interrupt handlers or when + interworking. If compiling for ARMv5, use interworking-safe + return instructions by default. Remove duplicated code and + lengthy "strcat" sequences. + +2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> + + * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static. + (LINK_EH_SPEC): Define. + * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o. + +2002-02-18 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_emit_prologue): Do not set the + frame_related flag for call-clobbered registers. + +Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz> + + * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode. + (construct_container): Fix handling of SSE operands. + (ix86_expand_builtin): Fix handling of 64bit pointers. + (mmx_maskmovq_rex): New pattern. + +Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz> + + * regrename.c (kill_set_value): Handle subregs properly. + +2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com> + + * objc/objc-act.c (handle_impent): Remove leading '*' + from objc_class_name. + +2002-02-17 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (some_small_symbolic_operand, + some_small_symbolic_operand_1, split_small_symbolic_operand, + split_small_symbolic_operand_1): Rename from *symbolic_mem_op*. + Handle small SYMBOL_REFs anywhere, not just inside memories. + * config/alpha/alpha-protos.h: Update. + * config/alpha/alpha.h (PREDICATE_CODES): Update. + * config/alpha/alpha.md (small symbolic operand splitter): Update. + +2002-02-17 Roland McGrath <roland@frob.com> + + * config.gcc (powerpc-*-gnu-gnualtivec*, + powerpc-*-gnu*, powerpc64-*-gnu*): New configurations. + * config/rs6000/gnu.h: New file. + * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): + Grok "gnu" in rs6000_abi_name. + (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, + CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): + Grok -mcall-gnu analogous to -mcall-linux et al. + (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC, + LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros. + (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them. + +2002-02-17 Jakub Jelinek <jakub@redhat.com> + + PR c/3444: + * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit + shortening. + +2002-02-17 Philipp Thomas <pthomas@suse.de> + + * config/cris/cris.h: Undefine STARTFILE_SPEC and + ENDFILE_SPEC before (re)defining them. + +2002-02-17 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c: Fix formatting. + * config/h8300/h8300.h: Likewise. + +2002-02-17 Philipp Thomas <pthomas@suse.de> + + * doc/tm.texi: Explain why empty strings should not be + marked for translation. + +2002-02-17 Philipp Thomas <pthomas@suse.de> + + * final.c (output_operand_lossage): Changed to accept + printf style arguments. Change calls where necessary. + * output.h (output_operand_lossage): Change declaration + accordingly. Update copyright. + * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c + config/m88k/m88k.c : Adapt all calls to output_operand_lossage. + Update copyright date where necessary. + + * config/i386/i386.c (print_operand): Likewise. Remove use of + sprintf. + + * config/cris/cris.c (cris_operand_lossage): Likewise. + Rename parameter so that exgettext recognizes it as + translatable message. + (LOSE_AND_RETURN): Rename parameter to msgid. + +2002-02-17 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a + hard coded register number with an appropriate macro. + (HARD_REGNO_MODE_OK): Likewise. + (ARG_POINTER_REGNUM): Likewise. + (STATIC_CHAIN_REGNUM): Likewise. + (RETURN_ADDRESS_POINTER_REGNUM): Likewise. + * config/h8300/h8300.md (define_constants): Define more + register numbers. + +2002-02-17 Philipp Thomas <pthomas@suse.de> + + * config/i386/i386.h: Don't mark empty strings for translation. + +2002-02-16 H.J. Lu <hjl@gnu.org> + + * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New. + +2002-02-16 Zack Weinberg <zack@codesourcery.com> + + * cppinit.c (merge_include_chains): Check for brack being + NULL before attempting to merge it with qtail. + +2002-02-16 Andrew Cagney <ac131313@redhat.com> + + * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to + DBX_DEBUG. + +2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa/t-pa, pa/t-pro, som.h: Revert last patch. + +2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm. + * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. + * som.h (DO_GLOBAL_DTORS_BODY): Delete define. + +Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms; + now only if !TARGET_FIX. + (*movsi_nt_vms_fix): New pattern. + +2002-02-16 Douglas B Rupp <rupp@gnat.com> + + * config/alpha/alpha.c: Implement null frame procedure types on VMS. + (alpha_procedure_type): Replaces alpha_is_stack_procedure. + (alpha_sa_mask, alpha_sa_size): Reflect above change. + (alpha_pv_save_size, alpha_expand_prologue): Likewise. + (alpha_start_function, alpha_expand_epilogue): Likewise. + (unicosmk_gen_dsib): Likewise. + +Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE. + +2002-02-16 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (pool_stop_uid, other_chunk, far_away, + check_and_change_labels, s390_final_chunkify): Delete. + (s390_split_branches, s390_chunkify_pool): New functions. + (s390_function_prologue): Call them. + + * config/s390/s390.h (S390_REL_MAX): Delete. + (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values. + + * config/s390/s390.md (cjump, icjump, jump): Fix length + attribute calculation. + + +2002-02-15 David Edelsohn <edelsohn@gnu.org> + + * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete. + * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64. + +2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * gcc.c (init_gcc_specs): Revert patch from 2002-02-15. + * config/pa/pa-linux.h (LIB_SPEC): Likewise. + * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise. + +2002-02-15 Richard Sandiford <rsandifo@redhat.com> + + * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls. + +2002-02-15 Richard Sandiford <rsandifo@redhat.com> + + * reload.c (find_dummy_reload): Check that an output register + is valid for its mode. + +2002-02-14 Alexandre Oliva <aoliva@redhat.com> + + * combine.c (known_cond): After replacing the REG of a SUBREG, try + to simplify it. + + * function.c (assign_parms): Demote promoted argument passed by + transparent reference. + +2001-02-14 Joel Sherrill <joel@OARcorp.com> + + * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant + -Acpu() and -Amachine() to eliminate warnings. + +2002-02-14 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New. + +2002-02-14 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300-protos.h: Update the prototype for + const_costs. + * config/h8300/h8300.c (const_costs): Treat SET as a little + more expensive operation. + * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the + reference to const_costs. + +2002-02-14 Hans-Peter Nilsson <hp@axis.com> + + * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting. + +2002-02-14 Jakub Jelinek <jakub@redhat.com> + + PR c/5503: + * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL, + use arguments from newtype. + +2002-02-13 Eric Christopher <echristo@redhat.com> + + * config/mips/mips.c (override_options): Add check for march/mipsX + on the same command line. Fix error message in cpu processing. + Remove architecture and ISA checks. + +2002-02-14 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors. + + * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX. + +2002-02-14 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r + alternatives. + ("*movv8hi_internal1"): Same. + ("*movv16qi_internal1"): Same. + ("*movv4sf_internal1"): Same. + + * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do + not push_reload for altivec modes. + +2002-02-13 Joel Sherrill <joel@OARcorp.com> + + * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across + all RTEMS targets including removal of #includes from config/*/rtems*.h + file and adding them to tm_file setting. Added xm_defines=POSIX to + many targets. + * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto. + * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto. + * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto. + * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto. + * config.gcc (m68k-*-rtems*), config/m68k/rtems.h, + config/m68k/rtemself.h: Ditto. + * config.gcc (mips*-*-rtems*), config/mips/rtems.h, + config/mips/rtems64.h: Ditto. + * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto. + * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h: + Ditto. + * config.gcc (sparc-*-rtems*), config/sparc/rtems.h, + config/sparc/rtemself.h: Ditto. + * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto. + * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved + arm-rtems stanza closer to other arm-elf targets and made arm-rtems + more like arm-elf. + * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h, + config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself + target made more similar to i386-elf. + * config/i386/t-rtems-i386: Added soft float support and multilibs. + * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to + be similar to config/m68k/t-m68kelf. + * gthr-rtems.h: Encapsulate with extern "C" for C++. + +Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz> + + * regmove.c (kill_value): Handle subregs. + +Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz> + + * i386.md (mul patterns): Allow memory operand to be first; + add expanders where needed; fix constraints. + (min?f_nonieee, max?f_nonieee, SSE TImode patterns): + Allow memory operand to be the first. + + * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping + operands. + +2002-02-13 Jakub Jelinek <jakub@redhat.com> + + PR c/5681: + * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of + GET_MODE (x). + +2002-02-13 Jakub Jelinek <jakub@redhat.com> + + PR optimization/5547: + * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify + all valid IA-32 address modes involving non-scaled %ebx and + GOT/GOTOFF as displacement. + +2002-02-13 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches + after emitting ltorg insns. + + * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0, + *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3, + *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2, + *abssf2): Fix "op_type" attribute. + +2002-02-13 Douglas B Rupp <rupp@gnat.com> + + * mkconfig.sh: Avoid using a subshell redirect. + ($output.T): Change to $(output)T. + (ENABLE_NLS): Remove unneeded undef. + + * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define. + * config/alpha/x-vms (libsubdir): Define. + + * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle + register frame procedures. Optimize retrieving context. + + * config/alpha/t-vms (MULTILIB_OPTIONS): Define. + (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise. + * config/alpha/vms.h (ASM_FILE_START): Write .arch directive. + +Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND): + Make same change as for find_base_value. + +2002-02-13 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination + of QImode and SImode. + +2002-02-13 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the + length computation of movsi. + * config/h8300/h8300.md (movsi_h8300hs): Correct the length. + +2002-02-13 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.md (subqi3): Tighten the predicate for + operands[2] to register_operand. + +Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz> + + * i386.md (fop_*_comm_*): allow nonimmediate in the first operand. + +2002-02-12 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.md: Use predicate altivec_register_operand + for altivec_lvx* and altivec_stvx*. + ("*movv4si_internal"): Add constraint for loading from GPRs. + ("*movv8hi_internal1"): Same. + ("*movv16qi_internal1"): Same. + ("*movv4sf_internal1"): Same. + + * config/rs6000/rs6000.c (altivec_register_operand): New. + + * config/rs6000/rs6000.h (PREDICATE_CODES): Add + altivec_register_operand. + +2002-02-13 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't + handle SYMBOL_REF. + +2002-02-13 Stan Shebs <shebs@apple.com> + + * c-typeck.c (digest_init): Handle vectors. + (really_start_incremental_init): Same. + (pop_init_level): Same. + (process_init_element): Same. + + * varasm.c (output_constant): Same. + + * expr.c (clear_storage): Same. + (store_constructor): Same. + +2002-02-12 Eric Christopher <echristo@redhat.com> + + * explow.c (hard_function_value): Add comment explaining + signed/unsigned comparison. + +2002-02-12 Jakub Jelinek <jakub@redhat.com> + + * jump.c (never_reached_warning): Add finish argument. + If finish is NULL, stop on CODE_LABEL, otherwise stop before first + real insn after end. + * rtl.h (never_reached_warning): Adjust prototype. + * cse.c (cse_insn): Pass NULL as finish to never_reached_warning. + * cfgrtl.c (flow_delete_block): Pass b->end as finish to + never_reached_warning. + +2002-02-12 Graham Stott <grahams@redhat.com> + + * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos. + +2002-02-12 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit + logical shifts on H8/300. + (shift_alg_si): Improve several shifts on H8/300. + (get_shift_alg): Likewise. + +2002-02-12 Graham Stott <grahams@redhat.com> + + * config/pa/pa.c (compute_movstrsi_length): Fix typos. + +Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND): + Handle #ifdef POINTERS_EXTEND_UNSIGNED. + +2002-02-11 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle + non-CONST_INT through default_assemble_integer. + <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF. + <case 8>: Abort for CONST_DOUBLE. + +2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared" + is specified. + * config/pa/pa-linux.h (LIB_SPEC): Delete. + * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete. + +2002-02-11 Andrew Haley <aph@cambridge.redhat.com> + + * config/stormy16/stormy16.md (zero_extendqihi2): New. + +2002-02-11 Alexandre Oliva <aoliva@redhat.com> + + * regrename.c (regrename_optimize): Don't accept a + part-clobbered register if the replaced register is not part + clobbered. + + * calls.c (store_one_arg): In the non-BLKmode non-partial case, + take padding into account when computing the argument value. + + * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error. + + * combine.c (try_combine): Apply substitutions in + CALL_INSN_FUNCTION_USAGE too. + +2002-02-11 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (altivec_init_builtins): Handle + __builtin_altivec_abs*. + (bdesc_abs): New. + + * config/rs6000/rs6000.h (rs6000_builtins): Add + ALTIVEC_BUILTIN_ABS*. + + * config/rs6000/altivec.h: Use const char for builtins expecting + literals. + (vec_abs): New versions for C and C++. + (vec_abss): Same. + +2002-02-10 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by + using Pmode. + +2002-02-10 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the + constant definition from h8300.md. + (FRAME_POINTER_REGNUM): Likewise. + * config/h8300/h8300.md (define_constants): Add FP_REG. + +2002-02-10 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (print_operand): Remove redundant code. + +2002-02-10 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300-protos.h: Remove the prototype for byte_reg. + * config/h8300/h8300.c (byte_reg): Make it static. + +2002-02-10 Richard Henderson <rth@redhat.com> + + PR c/5623 + * c-typeck.c (incomplete_type_error): Handle flexible array members. + +2002-02-10 Richard Henderson <rth@redhat.com> + + PR c++/5624 + * tree.c (append_random_chars): Don't abort if main_input_filename + does not exist. + +2002-02-10 Hans-Peter Nilsson <hp@bitrange.com> + + * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable. + +2002-02-10 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used. + (pushhi1): Likewise. + +2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand. + * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand. + +2002-02-09 David O'Brien <obrien@FreeBSD.org> + + * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and + remove MASK_VIS. + (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine. + +2002-02-09 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (output_logical_op): Use sub.w to clear + a half of an SImode register on H8/300. + +Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz> + + * i386.md (movdi_2): Add missing '!'. + +2002-02-09 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.h: Fix formatting. Remove commented-out + definitions. + +2002-02-09 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.md (length): Correct the distance valid + for the short branch. + +2002-02-09 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.md (iorhi3): Tighten the predicates. + +2002-02-09 Alexandre Oliva <aoliva@redhat.com> + + * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered + registers in SImode. + (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as + part-clobbered. + + * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's + patch. + + Contribute sh64-elf. + 2002-02-09 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to... + (sh_cannot_modify_jumps_p): New function. + 2002-02-05 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to... + (sh_ms_bitfield_layout_p): New function. + 2002-02-04 Alexandre Oliva <aoliva@redhat.com> + Zack Weinberg <zack@codesourcery.com> + * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use + expand_simple_binop instead of expand_binop. + 2002-02-03 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable + use of .quad and .uaquad. + * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP, + TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above. + 2002-01-24 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (movdi_const, movdi_const_32bit, + movdi_const_16bit): Make sure all CONSTs have modes. + (sym2PIC): Ditto, but by adjusting all callers. + * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live + if the prologue calls the SHmedia argument decoder or register + saver. + 2002-01-24 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define. + (TARGET_ASM_ALIGNED_DI_OP): Likewise. + (sh_expand_epilogue): Don't emit USE of return target register. + (prepare_move_operands): Legitimize DImode PIC addresses. + (sh_media_register_for_return): Skip tr0, used to initialize the + PIC register. + (sh_expand_prologue): Remove explicit USE of return register. + (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in + CONST_DOUBLEs. UNSPEC_GOTPLT is PIC. + * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete. + (OVERRIDE_OPTIONS): Don't disable PIC on SH5. + (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of + EXTRA_CONSTRAINT_T. + (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New. + (MOVI_SHORI_BASE_OPERAND_P): New. + (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New. + (EXTRA_CONSTRAINT_T): Define in terms of them. + (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT. + * config/sh/sh.md (movsi_media, movsi_media_nofpu, + movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to + alternatives supporting TARGET_REGS. + (UNSPEC_GOTPLT): New constant. + (movdi split): Move incrementing of LABEL_NUSES... + (movdi_const, movdi_const_32bit): Here. Use + MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T. + (movdi_const_16bit): New. + (call, call_value) [flag_pic]: Use GOTPLT. + (call_pop, call_value_pop): New expands. + (call_pop_compact, call_pop_rettramp): New insns. + (call_value_pop_compact, call_value_pop_rettramp): New insns. + (sibcall) [flag_pic]: Use GOT. + (builtint_setjmp_receiver): Remove bogus, unused expand. + (GOTaddr2picreg): Implement for SHcompact and SHmedia. + (*pt, *ptb, ptrel): New insns. + (sym2GOT): Handle DImode GOT. + (sym2GOTPLT, symGOTPLT2reg): New expands. + (sym2PIC): New expand. + (shcompact_return_tramp): Use GOTPLT to return trampoline. + (shcompact_return_tramp_i): Use return register explicitly. + * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't + disable flag_reorder_blocks. + 2002-01-19 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (sibcall_compact): Reorder return, uses and + clobbers, for clarity. + (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and + restoring of r0 in macl as MAYBE_DEAD. + 2002-01-18 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define. + * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of + alter_subreg all over. + (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after + reload, instead of emitting instructions that would require + reloading. + (casesi_load_media): Add missing modes. + 2001-11-09 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (sh_expand_prologue): Mark the PIC register + as used if the argument decoder is called. + 2001-08-28 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in + Pmode, then extend it to DImode if necessary. + 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com> + * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode + constants in FPU-enabled SHmedia, let them be loaded from memory. + 2001-08-28 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): + Adjust whitespace in assembly output templates. + 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com> + * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust + mode of if_then_else. + 2001-08-04 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in + sh.h. + 2001-07-26 Andrew Haley <aph@cambridge.redhat.com> + Joern Rennecke <amylaar@redhat.com> + * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New. + (SUBTARGET_CPP_PTR_SPEC): New. + (SUBTARGET_CPP_SPEC): Remove. + 2001-07-06 Chandrakala Chavva <cchavva@redhat.com> + * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1): + Fix typo in previous checkin. + 2001-07-11 Chandrakala Chavva <cchavva@redhat.com> + * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations. + 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com> + Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than + what single FP register can hold for SHmedia target. + 2001-07-06 Chandrakala Chavva <cchavva@redhat.com> + Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1): + Do not split into SUBREG. + 2001-06-14 Alexandre Oliva <aoliva@redhat.com> + * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures + and added new functions as specified in SH5 ABI r9. + 2001-06-04 Alexandre Oliva <aoliva@redhat.com> + * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an + 8-byte boundary. + 2001-06-03 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (dump_table): Add const0_rtx in calls of + gen_consttable_4 and gen_consttable_8. Emit multiple labels + and consttable_window_ends. + 2001-06-03 Graham Stott <grahams@redhat,com> + * config/sh/sh.md (movdi split): Remove unused variable last_insn. + 2001-05-16 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (print_operand): Handle floating-point pair, + vector and matrix registers. + * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer + vector modes into account. + * config/sh/sh.md (movv2sf): Split move between registers into + movdf. + (movv4sf, movv16sf): Introduce insns that get split only after + reload. + * config/sh/shmedia.h: Fix Copyright dates. + * config/sh/ushmedia.h: Likewise. Move loop counter + declarations into conditionals that uses them. + (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in + loop boundary. + * config/sh/sshmedia.h: Fix Copyright dates. + (sh_media_PUTCFG): Fix constraints. + 2001-05-12 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to + ptrmemfunc_vbit_in_delta for SH5. + 2001-05-08 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*. + * invoke.texi: Likewise. + 2001-04-14 Alexandre Oliva <aoliva@redhat.com> + * config/sh/lib1funcs.asm (GCC_push_shmedia_regs, + GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs, + GCC_pop_shmedia_regs_nofpu): New global symbols. + * config/sh/t-sh64 (LIB1ASMFUNCS): Add them. + * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro. + * config/sh/sh.c (calc_live_regs): Account for PR's saving in + compact function with nonlocal labels. + (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed. + (sh_expand_epilogue) [SHcompact]: Pop them when appropriate. + (initial_elimination_offset): Account for their stack space. + * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn. + * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media, + movhi_media, movdi_media, movdi_media_nofpu, movdf_media, + movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at + least one of the operands to be a register. + (movv2sf): Likewise. Renamed to movv2sf_i. + (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf): + prepare_move_operands() before emitting SHmedia insns. + 2001-04-03 Alexandre Oliva <aoliva@redhat.com> + * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]: + Don't save nor initialize r12. Don't mis-align the stack. + Pad the code with a nop. + * config/sh/crti.asm: Don't restore r12. Don't mis-align the + stack. + 2001-03-13 Alexandre Oliva <aoliva@redhat.com> + * gcc/longlong.h (__umulsidi3, count_leading_zeros) + [__SHMEDIA__]: Implement. + 2001-03-11 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md: Set latency of `pt' closer to reality. + (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu, + movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu): + Set move, load and store type attributes. + * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3. + * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable + profiling. + * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode. + * config/sh/sh-protos.h (sh_media_register_for_return): Declare. + * config/sh/sh.c (sh_media_register_for_return): New function. + (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available + branch-target register. + (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it. + * config/sh/sh.md (return_media_i): Use any call-clobbered + branch-target register. + (return_media): If r18 wasn't copied in the prologue, copy it + here. + * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]: + Clear class FP0_REGS. + * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied + from elf.h. + 2001-03-08 DJ Delorie <dj@redhat.com> + * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA. + 2001-02-09 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (sibcall_compact): Set fp_mode to single. + 2001-02-07 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'. + 2001-02-03 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode + return value correctly for call_cookie. + 2001-02-01 Alexandre Oliva <aoliva@redhat.com> + * config/sh/crt1.asm (start): Modified so as to call + ___setup_argv_and_call_main. + 2001-01-26 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in + SHmedia mode. + 2001-01-20 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro. + (STRIP_NAME_ENCODING): Use it. + (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name(). + 2001-01-19 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of + prepare_scc_operands(). + * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"... + (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here. + 2001-01-17 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'. + 2001-01-13 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (shcompact_incoming_args): Use R0_REG. + * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants, + used in shcompact_incoming_args. + * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous + change. + * config/sh/crt1.asm (start) [SH5]: Switch to single-precision + mode. + * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr): + Adjust accordingly. + * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue): + Simplify. Adjust. Add sanity check. + * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set + FPU_SINGLE_BIT. + * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match + TARGET_SHCOMPACT. + (udivsi3, divsi3): Use them. + (force_mode_for_call): New insn. + (call, call_value, sibcall_value): Emit it before SHcompact + calls. + 2001-01-11 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (call, call_value, sibcall): Make sure the + call cookie is non-NULL before taking its value. + 2001-01-10 Alexandre Oliva <aoliva@redhat.com> + * config.gcc (sh64): Set target_requires_64bit_host_wide_int. + 2001-01-09 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (shcompact_incoming_args): Set argument memory + block. + * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1. + * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as + temporary for stack adjusts. Use MACL and MACH to pass + arguments to shcompact_incoming_args. + * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't + clobber r1. + * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise. + (nested_trampoline): Load static chain address into r1. + * config/sh/sh.md (movdi_media splits): Fix sign-extension. + 2001-01-07 Alexandre Oliva <aoliva@redhat.com + * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call + fp_arith_reg_operand(). + 2001-01-06 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (casesi): Sign-extend the first two operands, + and use signed compares for them. + * config/sh/sh.c (dump_table): Don't emit 8-byte constants after + 4-byte ones. Instead, inter-leave them, maintaining the 8-byte + ones properly aligned. + (find_barrier): Account for extra alignment needed for 8-byte wide + constants. + (machine_dependent_reorg): Require a label for the second 4-byte + constant after an 8-byte one. + * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's + change. + 2001-01-05 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset + last_float when switching float modes. + * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer + auto-increment for general-purpose registers. + * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the + result. + * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary + for stack adjust. + * config/sh/sh.c (sh_builtin_saveregs): Support using all + registers for varargs. + 2001-01-01 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify. + * config/sh/sh.h (CALL_COOKIE_STACKSEQ, + CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros. + (CALL_COOKIE_INT_REG_SHIFT): Adjust. + (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust + call_cookie accordingly. + (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK. + (SHCOMPACT_BYREF): Likewise. + (SHCOMPACT_FORCE_ON_STACK): New macro. + * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format. + (sh_builtin_saveregs): Likewise. + * config/sh/lib1funcs.asm (shcompact_call_trampoline, + shcompact_incoming_args): Use new shift values. Support + sequences of consecutive and non-consecutive pushes/pops. + * config/sh/sh.md (return): Don't explicitly use PR_REG. + 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com> + * config/sh/sh.h (TEXT_SECTION): Define. + * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP. + 2001-01-05 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro. + * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for + return values on FPU-enabled SHmedia. + (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on + FPU-enabled SHmedia. + (INIT_CUMULATIVE_ARGS): Set up return trampoline only if + value is returned in a non-FP reg and is not returned by + reference. + * config/sh/sh.md (shcompact_return_tramp_i): Change type to + jump_ind. + 2000-01-04 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New. + (FUNCTION_ARG_CALLEE_COPIES): Require argument to be + quad-aligned to be passed by callee-copy reference. + 2001-01-03 Alexandre Oliva <aoliva@redhat.com> + * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define. + * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine. + 2001-01-02 Alexandre Oliva <aoliva@redhat.com> + * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in + copying low-numbered FP regs to r7 and r8. + * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of + FP regs to general-purpose regs only if the copy was passed on the + stack. + * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in + copying FP reg to r9. + * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to + copy FP regs to general-purpose regs only in outgoing calls. + * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect + change from 2000-10-30. Adjust for 64-bit (or 32-bit) + HOST_WIDE_INT. + * config/sh/sh.h (struct sh_args): Document all fields. + (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments + passed partially on the stack should not consider making + sibcalls. + * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to + stack_regs only for incoming calls. When passing FP args, + make sure there are FP regs available before modifying + call_cookie. + (SHCOMPACT_BYREF): Pass double args in general-purpose + registers by reference. + 2000-12-30 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't + attempt to generate sibcalls if the caller got any arguments + by reference. + * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double. + * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode + to 8-byte boundaries. + * config/sh/sh.md (shcompact_preserve_incoming_args): New insn. + * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro. + * config/sh/sh.c (sh_expand_prologue): Preserve args that will be + stored in the stack. + * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange + for the offsets to have the ISA bit set. + (shcompact_call_trampoline): Document. Swap r0 and r1, to match + invocation. Use beq instead of bgt to mark end of sequence of + loads. + (shcompact_incoming_args): Fix store of r2. Use beq instead of + bgt to mark end of sequence of stores. + * config/sh/sh.c (arith_operand): Don't check whether + CONST_OK_FOR_J for now. + * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT + instead of long for conversion. + 2000-12-29 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (print_operand_address): Convert INTVAL to int + before passing it to fprintf. + 2000-12-28 Alexandre Oliva <aoliva@redhat.com> + * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit. + Call set_fpscr before reading/writing SR. + * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR. + Call set_fpscr. + * config/sh/lib1funcs.asm: Add `.align 2' directives before + SHmedia code. + (FMOVD_WORKS): Define on SH5 with FPU. + (set_fpscr): Define on SH5. Remove separate _fpscr_values + setting. + * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of + _fpscr_values. + 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com> + * config/sh/lib1funcs.asm (ct_main_table): Align contents to even + address. + (ia_main_table): Ditto. + 2000-12-27 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define. + * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate + the definitions from sh.h. + * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on + TARGET_SH5. + (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined. + * config/sh/elf.h (PTRDIFF_TYPE): Likewise. + * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise. + 2000-12-26 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes. + Increment LABEL_NUSES. + + * config/sh/sh.h (SIZE_TYPE): Define as conditional on + TARGET_SH5. + (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always + defined. + * config/sh/elf.h (SIZE_TYPE): Likewise. + * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise. + * config/sh/lib1funcs.asm (shcompact_call_trampoline, + shcompact_incoming_args): Load switch table addresses using + datalabel. + * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__. + (NO_BUILTIN_SIZE_TYPE): Define. + (SIZE_TYPE): Don't define. + * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__. + * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the + definition of __SH5__=32 for -m5-compact-nofpu. + * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after + ADDR_DIFF_VEC. + 2000-12-24 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed. + 2000-12-23 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (TARGET_CACHE32): Enable on SH5. + (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia. + (INSN_LENGTH_ALIGNMENT): Likewise. + 2000-12-22 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (call, call_value, sibcall): Simplify + copying of non-branch-target register. + 2000-12-22 Alexandre Oliva <aoliva@redhat.com> + * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch. + * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia. + 2000-12-22 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex + floating-point values as structs. + (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG. + (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before + general-purpose register. + (SH5_PROTOTYPED_FLOAT_ARG): New macro. + 2000-12-20 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia. + * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too. + * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST. + (ENCODE_SECTION_INFO): Enclose variables and constants in + DATALABEL unspecs. + (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define. + (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off. + (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define. + * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL + only for LABEL_REFs. For SYMBOL_REFs, prepend + SH_DATALABEL_ENCODING to the symbol name. + * config/sh/sh.md (indirect_jump): Use SUBREG instead of + convert_mode(). + 2000-12-20 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in + UNSPEC_DATALABEL. + * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs. + * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise. + (DATALABEL_REF_P): Don't require CONST. + (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before + REL label. + 2000-12-19 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift + right. + 2000-12-18 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (movsi_media, call, call_value, sibcall): + Use shallow_copy_rtx and PUT_MODE to change the mode of + SYMBOL_REFs, LABEL_REFs, CONSTs, etc. + * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs + on SHmedia using GENERAL_REGs. + * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i, + bltu_media_i): Fix reversion of conditions. + 2000-12-18 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.md (zero_extendhidi2): Use logical shift right. + * config/sh/sh.c (output_far_jump): Save r13 in macl. + 2000-12-17 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC. + 2000-12-16 Alexandre Oliva <aoliva@redhat.com> + * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5. + (GCC_nested_trampoline): Likewise. + * config/sh/sh-protos.h (gen_datalabel_ref): Declare. + * config/sh/sh.c (gen_datalabel_ref): Define. + * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5. + (INITIALIZE_TRAMPOLINE): Likewise. + (TRAMPOLINE_ADJUST_ADDRESS): Define. + (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define. + (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs. + (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs. + * config/sh/sh.md (UNSPEC_DATALABEL): New constant. + (ic_invalidate): Adjust for SH5. + (ic_invalidate_line_media, ic_invalidate_line_compact): New insns. + * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and + _nested_trampoline. + 2000-12-15 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere. + (MOVE_MAX_PIECES): Set to 8 on SHmedia too. + 2000-12-14 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb. + * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise. + 2000-12-14 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (target_reg_operand): Match only target-branch + registers and pseudos that aren't virtual registers. + * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]: + Copy operands that don't match target_reg_operand to pseudos. + (call_media, call_value_media, sibcall_media): Use + target_reg_operand instead of target_operand. + 2000-12-13 Alexandre Oliva <aoliva@redhat.com> + * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits. + * config/sh/sh.c (target_reg_operand): Match hardware registers + other than branch-target registers. + * config/sh/sh.md (zero_extendqidi2): Input operand is %1. + * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global. + (fpscr_values) [SH5 == 32]: Define. + * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values. + * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]: + Handle function addresses coming in SUBREGs. + 2000-12-12 Alexandre Oliva <aoliva@redhat.com> + * config/sh/lib1funcs.asm (shcompact_call_trampoline, + shcompact_return_trampoline): Use datalabel where appropriate. + 2000-12-09 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a + general-purpose register to copy one branch-target register to + another. + 2000-12-06 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (target_operand): Accept LABEL_REFs and + SYMBOL_REFs with VOIDmode. + * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i, + bltu_media_i): New insns. + 2000-12-06 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI. + (INIT_CUMULATIVE_ARGS): Likewise. + 2000-12-01 Alexandre Oliva <aoliva@redhat.com> + * machmode.def (V16SFmode): New mode. + * c-common.c (type_for_mode): Support V2SF and V16SF. + * tree.c (build_common_tree_nodes_2): Likewise. + * tree.h (tree_index): Likewise. + * calls.c (emit_call_1): Take args_so_far. Adjust all + callers. Introduce CALL_POPS_ARGS. + * tm.texi (CALL_POPS_ARGS): Document. + * config/sh/crt1.asm: Implement in SHmedia mode. + * config/sh/crti.asm, config/sh/crtn.asm: Likewise + * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags. + (DBX_REGISTER_NUMBER): Renumber registers for SH5. + * config/sh/lib1funcs.asm: Disable functions unused in SH5. + Implement divsi and udivsi in SHmedia mode. Introduce + SHcompact trampolines. + * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode + only in SHmedia64. + (regno_reg_class): Rewrite. + (fp_reg_names): Remove. + (sh_register_names, sh_additional_register_names): New. + (print_operand): Added `u'. Support SUBREGs in addresses. + Add parentheses around shifted CONSTs. + (output_file_start): Output .mode and .abi directives. + (shiftcosts, addsubcosts, multcosts): Adjust. + (output_stack_adjust): Compute alignment. Sanity-check SIZE. + (push_regs): Take array of HOST_WIDE_INTs. Adjust callers. + (calc_live_regs): Output to array of HOST_WIDE_INTs. Count + bytes, not registers. Take into account the need for the + SHcompact incoming args trampoline. Adjust all callers. + (sh_expand_prologue): Take stack_regs into account. Call + incoming args trampoline. Keep stack aligned as per SH5 ABI. + (sh_expand_epilogue): Take stack_regs into accoutn. Keep + stack aligned as per SH5 ABI. + (sh_builtin_saveregs): Support SH5 ABI. + (sh_build_va_list, sh_va_start): Likewise. + (initial_elimination_offset): Take alignment into account. + Compute location of PR according to the SH5 stack frame. + (arith_reg_operand): Reject branch-target registers. + (shmedia_6bit_operand): New. + (logical_operand): Use CONST_OK_FOR_P on SHmedia. + (target_reg_operand): Match DImode only. Accept SUBREGs. + (target_operand): New. + * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags. + (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize + SIBCALL_REGS for SHmedia. + (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too. + (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New. + (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New. + (TARGET_SWITCHES): New SH5 flags. + (OVERRIDE_OPTIONS): Set SH5-specific options. Use + VALID_REGISTER_P to disable unsupported registers. + (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set. + (POINTER_SIZE, PARM_BOUNDARY): Adjust. + (FUNCTION_ARG_PADDING): Define. + (FASTEST_ALIGNMENT): Adjust. + (SH_REGISTER_NAMES_INITIALIZER): New. + (sh_register_names): Declare. + (DEBUG_REGISTER_NAMES): Define. + (REGISTER_NAMES): Define based on sh_register_names. + (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New. + (sh_additional_register_names): Declare. + (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia. + (FIRST_TARGET_REG, LAST_TARGET_REG): Define. + (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define. + (REGISTER_NATURAL_MODE): Define. + (FIRST_PSEUDO_REGISTER): Adjust. + (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust. + (HARD_REGNO_CALL_PART_CLOBBERED): Define. + (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust. + (VECTOR_MODE_SUPPORTED_P): Define. + (REG_CLASS_CONTENTS): Adjust. + (SMALL_REGISTER_CLASSES): Adjust. + (REG_ALLOC_ORDER): Adjust. + (INDEX_REG_CLASS): Adjust. + (CONST_OK_FOR_O, CONST_OK_FOR_P): New. + (CONST_OK_FOR_LETTER_P): Adjust. + (PREFERRED_RELOAD_CLASS): Adjust. + (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust. + (SECONDARY_INPUT_RELOAD_CLASS): Adjust. + (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust. + (FIRST_FP_PARM_REG): Adjust. + (CALL_POPS_ARGS): Define. + (FUNCTION_ARG_REGNO_P): Adjust. + (struct sh_args): New fields. + (GET_SH_ARG_CLASS): Adjust. + (INIT_CUMULATIVE_ARGS): Adjust. + (INIT_CUMULATIVE_INCOMING_ARGS): Define. + (FUNCTION_ARG_ADVANCE): Adjust. + (FUNCTION_ARG): Adjust. + (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define. + (FUNCTION_ARG_CALLEE_COPIES): Define. + (SH5_PROTOTYPELESS_FLOAT_ARG): Define. + (STRICT_ARGUMENT_NAMING): Define. + (PRETEND_OUTGOING_VARARGS_NAMED): Adjust. + (FUNCTION_ARG_PARTIAL_NREGS): Adjust. + (SH5_WOULD_BE_PARTIAL_NREGS): Define. + (SETUP_INCOMING_VARARGS): Adjust. + (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust. + (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust. + (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust. + (SUBREG_OK_FOR_INDEX_P): Adjust. + (EXTRA_CONSTRAINT_S): Update. + (EXTRA_CONSTRAINT_T): New. + (EXTRA_CONSTRAINT): Adjust. + (GO_IF_LEGITIMATE_INDEX): Adjust. + (GO_IF_LEGITIMATE_ADDRESS): Adjust. + (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust. + (MOVE_MAX): Adjust. + (MAX_MOVE_MAX): Define. + (Pmode): Adjust. + (CONST_COSTS): Adjust. + (REGISTER_MOVE_COST): Adjust. + (BRANCH_COST): Adjust. + (TEXT_SECTION_ASM_OP): Adjust. + (DBX_REGISTER_NUMBER): Adjust. + (ASM_OUTPUT_DOUBLE_INT): New. + (UNALIGNED_DOUBLE_INT_ASM_OP): New. + (PREDICATE_CODES): Adjust. + (PROMOTE_MODE): Adjust. + (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia. + * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber. + (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber. + (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New. + (DR0_REG, DR2_REG, DR4_REG): Renumber. + (TR0_REG, TR1_REG, TR2_REG): New. + (XD0_REG): Renumber. + (UNSPEC_COMPACT_ARGS): New. + (type): Added pt and ptabs. + (length): Default to 4 on SHmedia. Default pt length to 12 + and 20 on SHmedia32 and SHmedia64, respectively. + (pt): New function unit. + (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES. + Add whitespace between operands of SHmedia instructions. + (movdicc): Fix. + (adddi3_media, addsi3_media): Adjust constraints. + (subsi3) [SHmedia]: Force operand 1 into a register. + (udivsi3_i1_media, udivsi3_i4_media): New. + (udivsi3): Support SHmedia. + (divsi3_i1_media, divsi3_i4_media): New. + (divsi3): Support SHmedia. + (anddi3, iordi3, xordi3): Adjust constraints. + (zero_extendhidi2, zero_extendqidi2): New. + (extendsidi2, extendhidi2, extendqidi2): New. + (push, pop, push_e, push_fpul, push_4): Disable on SH5. + (pop_e, pop_fpul, pop_4): Likewise. + (movsi_media): Support FP and BT registers. + (movsi_media_nofpu): New. Adjust splits to DImode. + (lduw, ldub): Renamed to zero_extend* above. + (movqi_media): Fix typo. + (movdi_media): Support FP and BT registers. + (movdi_media_nofpu): New. Adjust splits for SHmedia32. + (movdi_const_32bit): New. + (shori_media): Require immediate operand. Use `u' for output. + (movdf_media, movsf_media): Simplified. + (movdf_media_nofpu, movsf_media_nofpu): New. + (movdf, movsf): Adjust + (movv2sf, movv2sf, movv16sf): New. + (beq_media, beq_media_i): Adjust constraints. Don't use + scratch BT register. + (bne_media, bne_media_i): Likewise. + (bgt_media, bgt_media_i): Likewise. + (bge_media, bge_media_i): Likewise. + (bgtu_media, bgtu_media_i): Likewise. + (bgeu_media, bgeu_media_i): Likewise. + (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, + bunordered): Emit jump insn. Force operands to registers when + needed. + (jump_media, jump): Simplify. + (call_compact, call_compact_rettramp): New. + (call_value_compact, call_value_compact_rettramp): New. + (call_media, call_value_media): Simplify. + (sibcall_compact, sibcall_media): New. + (call, call_value): Adjust for SHmedia and SHcompact. + (sibcall, sibcall_value, untyped_call): Likewise. + (sibcall_epilogue): Preserve r0 across epilogue for SHcompact. + (indirect_jump): Adjust for SHmedia. + (casesi_jump_media): New. + (nop): Re-enable for SHmedia. + (call_site): Restrict to SH1. + (casesi): Adjust for SHmedia. + (casesi_shift_media, casesi_load_media): New. + (return): Explicitly use PR register. Call return trampoline + on SHcompact. + (return_i): Explicitly use PR register. + (shcompact_return_tramp, shcompact_return_tramp_i): New. + (return_media): Adjust. + (shcompact_incoming_args): New. + (epilogue): Adjust. + (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust. + (movstrsi): Disable on SH5. + (fpu_switch0, fpu_switch1, movpsi): Enable on SH4. + (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU. + (subsf3, subsf3_media): Likewise. + (mulsf3, mulsf3_media, mac_media): Likewise. + (divsf3, divsf3_media): Likewise. + (floatdisf2, floatsisf2_media): Likewise. Adjust constraints. + (floatsisf2, fux_truncsfsi2): Likewise. + (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust + constraints. + (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise. + (cmpunsf_media, cmpsf): Likewise. + (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise. + (abssf2, abssf2_media): Likewise. + (adddf3, adddf3_media, subdf3, subdf3_media): Likewise. + (muldf3, muldf3_media, divdf3, divdf3_media): Likewise. + (floatdidf2, floatsidf2_media): Likewise. Adjust constraints. + (floatsidf2, fix_truncdfsi2): Likewise. + (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust + constraints. + (cmpeqdf_media, cmpgtdf_media): Likewise. + (cmpgedf_media, cmpundf_media, cmpdf): Likewise. + (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise. + (absdf2, absdf2_media): Likewise. + (extendsfdf2, extendsfdf2_media): Likewise. + (truncsfdf2, truncsfdf2_media): Likewise. + * config/sh/sh64.h: New file. + * config/sh/t-sh64: New file. + * config/sh/shmedia.h: New file. + * config/sh/ushmedia.h: New file. + * config/sh/sshmedia.h: New file. + * configure.in: Added sh64-*-elf. + * configure: Rebuilt. + 2000-10-10 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros. + (reg_class_from_letter): Use `b' for TARGET_REGS. + (print_operand): Support `%M', `%m', `AND' and + `ASHIFTRT'. Do not precede constants with `#' on SHmedia. + (andcosts): Adjust for SHmedia. + (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue): + Likewise. + (target_reg_operand): New function. + * config/sh/sh-protos.h (target_reg_operand): Declare. + * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable + FP registers on SH5. + (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable + on SH4. + (TARGET_REGISTER_P): New macro. + (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS. + (FUNCTION_VALUE): Use DImode for promoted types on SHmedia. + (EXTRA_CONSTRAINT_S): New macro. + (EXTRA_CONSTRAINT): Adjust. + (FLOAT_TYPE_SIZE): Define to 32. + (Pmode): DImode on SHmedia. + (CONST_COSTS): Adjust for SHmedia literals. + (PREDICATE_CODES): Added target_reg_operand. + (PROMOTE_MODE): Promote signed types to DImode on SHmedia. + * config/sh/sh.md: Remove all attrs from SHmedia insns. + (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns. + (cmpdi): Accept SHmedia. + (movdicc_false, movdicc_true): New insns. + (movdicc): New expand. + (adddi3): Accept arith_operand for op2, but FAIL on SH1 if + no_new_pseudos. + (addsi3_media): Match `S' constraint. + (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns. + (negdi2): Expand for SHmedia. + (one_cmpldi2): New expand. + (zero_extendsidi2): Change from expand to insn. + (extendsidi2): Add constraints. + (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for + LD/ST address. Fix SI immediate loading split. + (movhi_media, movqi_media, lduw, ldub): New insns. + (movhi, movqi): Accept SHmedia. + (shori_media, movdi_media): Relax input constraints. Split + symbolic constants. + (movdf_media, movsf_media): New insn. New split to movdi. + (movdf, movsf): Match on SHmedia. + (beq_media, bne_media, bgt_media, bge_media, bgtu_media, + bgeu_media): New insns and splits. New insns with `_i' suffix. + (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust. + (bunordered): New expand. + (jump_compact): Renamed from `jump'. + (jump_media): New insn. + (jump): New expand. + (call_media, call_value_media): New insns. + (call, call_value): Adjust. + (indirect_jump_compact): Renamed from `indirect_jump'. + (indirect_jump_media): New insn. + (indirect_jump): New expand. + (untyped_call, return): Accept SHmedia. + (return_media): New insn. + (prologue, epilogue, blockage): Accept SHmedia. + (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust. + (sunordered): New expand. + (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2, + cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia. + (addsf3_media, subsf3_media, mulsf3_media, mac_media, + divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2, + fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media, + cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media, + abssf2_media): New insns. + (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2, + cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia. + (adddf3_media, subdf3_media, muldf3_media, divdf3_media, + floatdidf2, floatsidf2_media, fix_truncdfdi2, + fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media, + cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media, + absdf2_media): New insns. + (extendsfdf2, truncdfsf2): Adjust for SHmedia. + (extendsfdf2_media, truncdfsf2_media): New insns. + 2000-09-14 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now. + * config/sh/sh.h (CONST_OK_FOR_J): Document. + (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia. + * config/sh/sh.md (adddi3): New expand. + (adddi3_media, adddi3z_media): New insns. + (adddi3_compact): Renamed from adddi3. + (addsi3_media): Use add.l r63 to add constant zero. + (subdi3): New expand. + (subdi3_media): New insn. + (subdi3_compact): Renamed from subdi3. + (mulsidi3): New expand. + (mulsidi3_media): New insn. + (mulsidi3_compact): Renamed from mulsidi3. + (umulsidi3): New expand. + (umulsidi3_media): New insn. + (umulsidi3_compact): Renamed from umulsidi3. + (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns. + (ashlsi3, ashrsi3, lshrsi3): Use them. + (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns. + (ashldi3, ashrdi3, lshrdi3): Use them. + (zero_extendsidi2): New expand. + (extendsidi2): New insn. + (movsi_media): New insn. Split to movdi to load constants. + (movsi): Enable for shmedia. + (movdi_media): New insn. Use shori_media to load wide constants. + (short_media): New insn. + (movdi): Enable for shmedia. + 2000-09-08 Alexandre Oliva <aoliva@redhat.com> + * config/sh/sh.h (CPP_SPEC): Added `m5'. + (SUBTARGET_CPP_SPEC): Added `!m5'. + (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros. + (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT + to all other SH variants. + (TARGET_DEFAULT): Set to SH1_BIT. + (OVERRIDE_OPTIONS): Recognize sh5 CPU. + (BITS_PER_WORD): Raise to 64 on shmedia. + (MAX_BITS_PER_WORD): Change to 64. + (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD. + (INT_TYPE_SIZE): Keep as 32. + (UNITS_PER_WORD): Raise to 8 on shmedia. + (MIN_UNITS_PER_WORD): Keep as 4. + (POINTER_SIZE): Raise to 64 on shmedia. + (CONST_OK_FOR_J): New macro. + (CONST_OK_FOR_LETTER_P): Use it. + (processor_type): Add PROCESSOR_SH5. + * config/sh/sh.md: Conditionalize all expands, insns and + splits to TARGET_SH1. + (cpu): Added sh5. + (addsi3_compact): Renamed from... + (addsi3): Now an expand. + (addsi3_media, subsi3_media): New insns. + (subsi3): Don't negate constants with SHmedia. + + * hooks.c: New file. + * hooks.h: New file. + * Makefile.in (HOOKS_H): New. + (TARGET_DEF_H): Added $(HOOKS_H). + (OBJS): Added hooks.o. + (cfgcleanup.o, bb-reorder.o): Added target.h. + (hooks.o): Added dependencies. + * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to... + (TARGET_INITIALIZER): this. + * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document. + * target.h (struct gcc_target): Added cannot_modify_jumps_p. + * bb-reorder.c: Include target.h. + (reorder_basic_blocks): Skip if cannot modify jumps. + * cfgcleanup.c: Include target.h. + (try_optimize_cfg): Skip merge blocking if cannot modify jumps. + +2002-02-08 Chris Demetriou <cgd@broadcom.com> + + * config/mips/mips.md (casesi_internal, casesi_internal_di): + Protect jump delay slot instructions with .set noreorder and + .set nomacro. + +2002-02-08 Chris Demetriou <cgd@broadcom.com> + + * config/mips/mips.md (casesi_internal_di): Calculate + the index into the target offset table correctly. + +2002-02-08 Richard Henderson <rth@redhat.com> + + * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also. + * final.c (output_addr_const): Accept and discard SUBREG. + * varasm.c (decode_addr_const): Don't abort on unknown expressions -- + mark them unknown instead. + (simplify_subtraction): Handle RTX_UNKNOWN. + (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode. + +2002-02-08 David Edelsohn <edelsohn@gnu.org> + + * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo. + +2002-02-08 Richard Henderson <rth@redhat.com> + + * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New. + +2002-02-08 Andreas Jaeger <aj@suse.de> + + * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment. + * config/i386/t-linux64: New file. + +2002-02-08 Jakub Jelinek <jakub@redhat.com> + + * c-common.c (c_expand_expr): Revert 2002-02-06 patch. + * c-parse.in (compstmt): Clear last_expr_type. + +2002-02-07 Richard Henderson <rth@redhat.com> + + * loop.c (strength_reduce): Sink final_value when not + eliminating a biv. + +2002-02-07 David O'Brien <obrien@FreeBSD.org> + + * config/sparc/freebsd.h: Fix mismatched spec {. + +2002-02-07 Richard Henderson <rth@redhat.com> + + * cfgrtl.c: Include recog.h and insn-config.h. + (keep_with_call_p): Fix general_operand invocation. + * Makefile.in (cfgrtl.o): Update dependencies. + +2002-02-07 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a + comment. Accept HImode only if TARGET_H8300. + +2002-02-07 Eric Christopher <echristo@redhat.com> + + * config/mips/crtn.asm: Cleanup #ifdefs. + +2002-02-07 Eric Christopher <echristo@redhat.com> + + * config/mips/crti.asm: Add changes for mips16. mips16 uses + register 7 as RA instead of $31. + * config/mips/crtn.asm: Ditto. + * config/mips/mips.c (mips_move_2words): Add case for + TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64. + (compute_frame_size): Fix typo. + (save_restore_insns): Ditto. Make documentation about using + register $7 as return register more precise. + (mips_expand_epilogue): Fix comment. Add code to work around not + being able to add to the stack pointer directly. + * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number + to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the + epilogue. + +2002-02-07 Tom Rix <trix@redhat.com> + + * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For + immediates in ldu and stdu DS opcode field. + * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use. + * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand. + * config/rs6000/rs6000.h (PREDICATE_CODES): Same. + +2002-02-07 Jeff Sturm <jsturm@one-point.com> + + * config/sparc/sparc.c (compute_frame_size): Don't correct frame + offset for stack bias. + +2002-02-07 H.J. Lu <hjl@gnu.org> + + * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined. + +2002-02-07 Ulrich Weigand <uweigand@de.ibm.com> + + * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option. + +Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz> + + * i386-protos.h (x86_order_regs_for_local_alloc): Declare + * i386.c (x86_order_regs_for_local_alloc): New global function. + * i386.h (REG_ALLOC_ORDER): CLeanup. + (ORDER_REGS_FOR_LOCAL_ALLOC): New. + +2002-02-07 Richard Henderson <rth@redhat.com> + + PR optimization/2463 + * alias.c (find_base_value): Recall base values for fixed hard regs. + * loop.c (loop_regs_update): Don't use single_set on non-insns. + +2002-02-07 Alexandre Oliva <aoliva@redhat.com> + + * config/mips/mips.md (define_delay) [mips16]: Adjust required + length. + +2002-02-06 Richard Henderson <rth@redhat.com> + + PR c/5609 + * stmt.c (resolve_operand_name_1): Take more care with mixed + named and unnamed operands. + +2002-02-06 Janis Johnson <janis187@us.ibm.com> + Jan Hubicka <jh@suse.cz> + + * loop.c (remove_constant_addition): Avoid clobbering a shared + CONST expression. + +2002-02-06 Ulrich Weigand <uweigand@de.ibm.com> + + * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment. + * config/s390/t-linux64: New file. + * config/s390/libgcc-glibc.ver: New file. + +2002-02-06 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/linux64.h: Delete file. + * config/s390/s390x.h: New file. + * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h + as target header file. + * config/s390/linux.h (TARGET_VERSION): Define depending on + DEFAULT_TARGET_64BIT. + (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise. + (SIZE_TYPE, PTRDIFF_TYPE): Likewise. + (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define. + (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines. + (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines. + (EXTRA_SPEC): New define. + * config/s390/s390.h (TARGET_VERSION): Define depending on + DEFAULT_TARGET_64BIT. + (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT. + +2002-02-06 Jason Merrill <jason@redhat.com> + + * c-decl.c (finish_function): Warn about a non-void function with + no return statement and no abnormal exit. + (current_function_returns_abnormally): New variable. + (start_function): Clear it. + (struct c_language_function): Add returns_abnormally. + (push_c_function_context): Save it. + (pop_c_function_context): Restore it. + (builtin_function): Set TREE_THIS_VOLATILE on return fns. + (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without + an explicit return type. + * c-tree.h: Declare current_function_returns_abnormally. + (C_FUNCTION_IMPLICIT_INT): New macro. + * c-typeck.c (build_function_call): Set it. + (c_expand_return): Set current_function_returns_value even if the + value is erroneous. + +2002-02-06 Jakub Jelinek <jakub@redhat.com> + + PR c/5420: + * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR + unsafe for reevaluation. + +2002-02-06 Jakub Jelinek <jakub@redhat.com> + + PR c/5482: + * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not + EXPR_STMT, but COMPOUND_STMT, recurse into it. + +2002-02-06 Richard Henderson <rth@redhat.com> + + * cfganal.c (keep_with_call_p): Source for fixed_reg dest must + be a general_operand. Dest for function value must be a pseudo. + +2002-02-06 Nick Clifton <nickc@cambridge.redhat.com> + + * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well + as SYMBOL_REFs from the constant pool. + +2002-02-06 Alexandre Oliva <aoliva@redhat.com> + + * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters + passed by invisible reference. + +2002-02-05 Richard Henderson <rth@redhat.com> + + * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias. + +2002-02-06 Hans-Peter Nilsson <hp@bitrange.com> + + Implement using "base addresses" in insn operands as default. + * config/mmix/mmix.c (mmix_conditional_register_usage): if + -mabi=gnu, modify fixed_regs to fit the GNU ABI. + (mmix_extra_constraint): Use 'R' to indicate that GETA should be + used to read the rtx value. + (mmix_target_asm_function_epilogue): Fix spacing. + (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES. + (mmix_legitimate_address): Ditto. + (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that + should be loaded with a GETA insn. Don't allocate needless extra + char for nul termination and fix misleading comment. + (mmix_print_operand_address): Handle constants if + TARGET_BASE_ADDRESSES. + (mmix_output_register_setting): Use base addressing if + TARGET_BASE_ADDRESSES and the number of insns is 3. + * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New. + * config/mmix/mmix.md ("movdi"): Change the alternative with GETA + to use R as constraint, add LDA to match s. + * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New. + (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES. + (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses. + (FIXED_REGISTERS): Make registers $231..$246 fixed by default. + (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in + order with other fixed registers. + (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with + other parameter/call-clobbered registers. + * doc/invoke.texi (Option Summary) <MMIX Options>: Add + -mbase-addresses, -mno-base-addresses. + (MMIX Options): Ditto. + +2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa.h (PREDICATE_CODES): Add reg_before_reload_operand. + +2002-02-06 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h: Change elem to _S_elem. + +2002-02-05 Jason Thorpe <thorpej@wasabisystems.com> + + * config/netbsd.h (WCHAR_TYPE): Define. + (WCHAR_TYPE_SIZE): Ditto. + (WINT_TYPE): Ditto. + * config/alpha/netbsd.h (WCHAR_TYPE): Remove. + (WCHAR_UNSIGNED): Ditto. + (WCHAR_TYPE_SIZE): Ditto. + (WINT_TYPE): Ditto. + * config/arm/netbsd.h: Likewise. + * config/i386/netbsd-elf.h: Likewise. + * config/i386/netbsd.h: Likewise. + * config/m68k/netbsd-elf.h: Likewise. + * config/m68k/netbsd.h: Likewise. + * config/ns32k/netbsd.h: Likewise. + * config/sparc/netbsd.h: Likewise. + * config/vax/netbsd.: Likewise. + +2002-02-05 Alexandre Oliva <aoliva@redhat.com> + + * target.h (struct gcc_target): Added ms_bitfield_layout_p. + * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to... + (TARGET_INITIALIZER): this. + * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document. + (BITFIELD_NBYTES_LIMITED): Markup fix. + * tree.h (default_ms_bitfield_layout_p): Declare. + (record_layout_info): Added prev_field. + * tree.c (default_ms_bitfield_layout_p): New fn. + * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and + PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout. + * stor-layout.c: Include target.h. + (start_record_layout): Initialize prev_field. + (place_field): Handle MS bit-field layout, and disregard + EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and + PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field. + * Makefile.in (stor-layout.o): Adjust dependencies. + +2002-02-05 Jason Merrill <jason@redhat.com> + + * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle. + +2002-02-05 Andreas Jaeger <aj@suse.de> + + * crtstuff.c: Fix comments. + +2002-02-05 Richard Henderson <rth@redhat.com> + + PR fortran/3393 + * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well. + (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise. + + PR fortran/3392 + * config/mips/mips.c (function_arg): Handle TImode. + (function_arg_advance): Likewise. + +2002-02-05 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h (vec_step_help): Rename to + __vec_step_help. + +2002-02-05 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/altivec.h: Fix typos. + +2002-02-05 Jason Thorpe <thorpej@wasabisystems.com> + + * config/arm/netbsd.h: Correct a comment. + +2002-02-05 Aldy Hernandez <aldyh@redhat.com> + + * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo + building void typed builtins. + + * config/rs6000/altivec.h (vec_ld*): Fix typos. + (vec_step): Implement for C++. + +Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND. + +2002-02-04 Richard Henderson <rth@redhat.com> + + * combine.c (nonzero_bits): Re-introduce special case for + sp/fp/ap wrt REGNO_POINTER_ALIGN. + +2002-02-05 Aldy Hernandez <aldyh@redhat.com> + + * doc/extend.texi: Warn about unsupported usage of altivec + builtins. + + * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove. + (altivec_predicate_*): New. + + * config/rs6000/altivec.h: Rewrite predicates to use new builtins. + Add C++ version of vec_*() functions. + + * config/rs6000/rs6000.c (bdesc_altivec_preds): New. + (bdesc_2arg): Remove altivec predicates. + (altivec_expand_builtin): Handle predicates. + (altivec_init_builtins): Handle predicates. + (altivec_expand_predicate_builtin): New. + +2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa.c (DO_FRAME_NOTES): Move forward. + (store_reg): Revise handling of frame notes. + (load_reg): Likewise. + (set_reg_plus_d): Likewise. + (hppa_expand_prologue): Likewise. + (hppa_expand_epilogue): Likewise. + +2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined. + +2002-02-04 Jakub Jelinek <jakub@redhat.com> + + PR c/4475, c++/3780: + * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand. + * c-common.h (SWITCH_TYPE): Define. + * c-typeck.c (c_start_case): Set SWITCH_TYPE. + * stmt.c (all_cases_count): Set lastval to thisval at end of loop. + Rename spareness variable to sparseness. + (expand_end_case_type): Renamed from expand_end_case, use orig_type + if non-NULL instead of TREE_TYPE (orig_index). + * tree.h (expand_end_case_type): Renamed from expand_end_case. + (expand_end_case): Define using expand_end_case_type. + * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE + to expand_end_case_type. + * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE. + +2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding. + (BIGGEST_ALIGNMENT): Change to 128. + +2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa32-linux.h (LINK_COMMAND_SPEC): Define. + +2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca> + + * pa.md (call_internal_reg_64bit): Remove unused variable. + +2002-02-04 Nick Clifton <nickc@cambridge.redhat.com> + + * config/arm/arm.h (machine_function): Add uses_anonymous_args + field. + (SETUP_INCOMING_VARARGS): Set uses_anonymous_args. + * config/arm/arm.c (current_function_anonymous_args): Delete, + replace uses with cfun->machine->uses_anonymous_args. + (arm_reorg): Do not reset uses_anonymous_args. + + * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in + any geenral register. + +2001-02-04 Bernd Schmidt <bernds@redhat.com> + + * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect + the entry block. + +2002-02-04 Richard Henderson <rth@redhat.com> + + * combine.c (force_to_mode): Remove STACK_BIAS code. + (nonzero_bits): Likewise. Replace sp/fp special case with + REGNO_POINTER_ALIGN. + + * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP. + (HARD_FRAME_POINTER_REGNUM): New. + (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update. + (FIXED_REGS, CALL_USED_REGS): Update. + (REG_ALLOC_ORDER, REGISTER_NAMES): Update. + (CONDITIONAL_REGISTER_USAGE): Update for HFP. + (HARD_REGNO_NREGS): Update for SFP. + (STACK_POINTER_OFFSET): Include bias here ... + (FIRST_PARM_OFFSET): ... not here. + (STACK_BIAS): Remove. + (INIT_EXPANDERS): New. + (STARTING_FRAME_OFFSET): Do not include bias. + (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New. + (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP. + (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise. + * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP. + * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise. + * config/sparc/sparc.c (mem_min_alignment): Update for HFP. + (sparc_nonflat_function_prologue, epilogue_renumber): Likewise. + (MUST_SAVE_REGISTER): Likewise. + (sparc_flat_function_prologue): Likewise. + (sparc_flat_function_epilogue): Likewise. + (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK. + (sparc_init_modes): SFP is GENERAL_REGS. + (sparc_builtin_saveregs): SFP does not have bias applied. + +2002-02-04 Richard Henderson <rth@redhat.com> + + * config/alpha/alpha.c (current_function_is_thunk): Don't check + current_function_is_thunk. + (alpha_sa_mask): Distinguish between current_function_is_thunk + called from ASM_OUTPUT_MI_THUNK and not. + (alpha_does_function_need_gp): Thunks always need gp. + (alpha_start_function, alpha_output_function_end_prologue): Likewise. + (alpha_output_mi_thunk_osf): New. + * config/alpha/alpha-protos.h: Update. + * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New. + +2002-02-04 Richard Sandiford <rsandifo@redhat.com> + + * c-typeck.c (build_c_cast): Warn when qualifiers are added to + function types, not when they're taken away. + +Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com) + + * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated + CODE_LABEL and jump table when replacing a table jump with a + simple jump. + +2002-02-04 Ulrich Weigand <uweigand@de.ibm.com> + + * config/s390/s390-protos.h (legitimize_la_operand, + s390_secondary_input_reload_class, s390_plus_operand, + s390_expand_plus_operand): Add prototypes. + + config/s390/s390.c (s390_secondary_input_reload_class, + s390_plus_operand, s390_expand_plus_operand): New functions. + + (struct s390_address): New member 'pointer'. + (s390_decompose_address): Compute it. + (legitimate_la_operand_p): Use it. + (legitimize_la_operand): New function. + (movti, movdi, movdf splitters): Call it. + + config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define. + (PREDICATE_CODES): Add s390_plus_operand. + + config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete. + (la_ccclobber): Allow GENERAL_REGS as output operand. + + (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0, + *reload_la_64, *reload_la_31 and splitters): Delete, replace by ... + (*la_64, *la_31, reload_indi, reload_insi): ... these. + +2002-02-04 Ulrich Weigand <uweigand@de.ibm.com> + + * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed + register names for regular asm () construct. + +2002-02-04 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.md (movsf_1): Allow moving SF values in MMX + registers. + +2002-02-04 Jakub Jelinek <jakub@redhat.com> + + * combine.c (recog_for_combine): Create a dummy insn with PATTERN + pat for recog. + +2002-02-04 Hartmut Penner <hpenner@de.ibm.com> + + * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in + constant pool to be identical by string address and index. + +2002-02-04 Anthony Green <green@redhat.com> + + * output.h (SECTION_OVERRIDE): Define. + * varasm.c (named_section): Obey SECTION_OVERRIDE. + +2002-02-03 Jason Thorpe <thorpej@wasabisystems.com> + + * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match + by existing arm*-*-netbsd* (a.out) target. + (ns32k-*-netbsdelf*): Likewise. + (sparc-*-netbsdelf*): Likewise. + (vax-*-netbsdelf*): Likewise. + +2002-02-03 Danny Smith <dannysmith@users.sourceforge.net> + + * gthr-win32.h: Protect against conflicting typedef for BOOL in windows + headers and libobjc headers. + +2002-02-03 Mumit Khan <khan@nanotech.wisc.edu> + + * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++. + (_mingw.h): Remove duplicate include. + +2002-02-03 Jason Thorpe <thorpej@wasabisystems.com> + + * config.gcc: Set cpu_type to m68k for 68010, as well. + (m68010-*-netbsdelf*): New... + (m68k*-*-netbsdelf*): ...targets. + * config/m68k/netbsd-elf.h: New file. + +2002-02-02 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (hand_list): Move inside function_arg. + +2002-02-02 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (h8_push_ops): Move inside + h8300_init_once. + (h8_pop_ops): Likewise. + (h8_move_ops): Likewise. + +2002-02-02 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c (os_task): Make it static. + (monitor): Likewise. + (pragma_saveall): Likewise. + +2002-02-02 Alexandre Oliva <aoliva@redhat.com> + + * config/sh/sh.md (ic_invalidate_line): Make sure the immediate + constant is a valid sign-extension for Pmode. + +2002-02-02 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.c: Fix formatting. + +2002-02-02 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.md: Fix formatting. + +2002-02-02 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.md (one_cmpl patterns): Tighten the + predicates of operands[1]. Split the patterns for each + processor variant. + +2002-02-02 Kazu Hirata <kazu@hxi.com> + + * config/h8300/h8300.md (xor patterns): Tighten the predicates + of operands[1] to register_operand. + +2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk> + + * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__. + * cpphash.c (_cpp_init_hashtable): Similarly. + * cppinit.c (cpp_create_reader): Default the signed_char flag. + (init_builtins): Define __CHAR_UNSIGNED__ appropriately. + (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char. + (cpp_handle_option): Handle the new options. + * cpplex.c (cpp_interpret_charconst): Use new flag. + * cpplib.h (struct cpp_options): New member signed_char. + * gcc.c (cpp_unique_options): Remove %c spec and documentation. + (cpp_options): Handle -fsigned-char and -funsigned-char. + (static_specs): Remove signed_char_spec. + (do_spec1): Don't handle %c. + * system.h: Poison SIGNED_CHAR_SPEC. + * tradcif.y (yylex): Use flag_signed_char. + * tradcpp.h (flag_signed_char): New. + * tradcpp.c (flag_signed_char): New. + (main): Handle new command-line options. + (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate. +config: + * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove. + * avr/avr.h: Remove old comments. + * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*. + (CC1_SPEC): Pass -fsigned-char if -mic*. + (SIGNED_CHAR_SPEC): Remove. +doc: + * tm.texi (SIGNED_CHAR_SPEC): Remove documentation. + +2002-02-01 Eric Christopher <echristo@redhat.com> + + From Daniel Jacobowitz <dmj+@andrew.cmu.edu> + * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling. + * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine. + (ASM_OUTPUT_REG_POP): Ditto. + +2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk> + + * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield + patch. + +2002-02-02 Jakub Jelinek <jakub@redhat.com> + + * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators. + +2002-02-02 Jakub Jelinek <jakub@redhat.com> + + PR c/5304: + * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1 + unconditionally. + +2002-02-01 Janis Johnson <janis187@us.ibm.com> + + * cfganal.c: Include tm_p.h. + (keep_with_call_p): Fix the test that determines if a register holds + the return value of a call. + +2002-02-01 DJ Delorie <dj@redhat.com> + + * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If + we are given conflicting registers, switch to the other one we + had allocated for us. + * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2] + as TImode so we know when the "other" register is available. + +2002-02-01 David O'Brien <obrien@FreeBSD.org> + + * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than + sparc/sparc_bi.h. + +2002-02-01 Janis Johnson <janis187@us.ibm.com> + + * cfganal.c (keep_with_call_p): New function. + (flow_call_edges_add): Prevent splitting a block between a call and + a single-set instruction that should be kept in the same block. + +2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org> + + * doc/install.texi (avr): Update outdated URL. + 2002-01-30 Andrew Haley <aph@cambridge.redhat.com> - * config/stormy16/stormy16.md (pushqi): New. - (popqi): New. - (pushhi): New. - (pophi): New. - (movhi): Remove stack operands. - (movqi): Likewise. - * config/stormy16/stormy16.h (PREDICATE_CODES): Add - nonimmediate_nonstack_operand. - * config/stormy16/stormy16.c (nonimmediate_nonstack_operand): - New. - * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand) - New. + * config/stormy16/stormy16.md (pushqi): New. + (popqi): New. + (pushhi): New. + (pophi): New. + (movhi): Remove stack operands. + (movqi): Likewise. + * config/stormy16/stormy16.h (PREDICATE_CODES): Add + nonimmediate_nonstack_operand. + * config/stormy16/stormy16.c (nonimmediate_nonstack_operand): + New. + * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand) + New. 2002-01-31 Jason Merrill <jason@redhat.com> @@ -508,7 +6937,7 @@ Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz> * flow.c (propagate_one_insn): Use it. (mark_used_regs): Handle NIL. -2001-01-25 Geoffrey Keating <geoffk@redhat.com> +2002-01-25 Geoffrey Keating <geoffk@redhat.com> * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM to help folding. @@ -1800,7 +8229,7 @@ Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz> * config/h8300/h8300.h: Fix formatting. -2001-01-10 Ira Ruben <ira@apple.com> +2002-01-10 Ira Ruben <ira@apple.com> Add __attribute__ ((deprecated)). * extend.texi: Document __attribute__ ((deprecated)). @@ -1836,7 +8265,7 @@ Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz> * cp/lex.c (do_identifier): Test for deprecated primaries. * cp/typeck.c (build_component_ref): Test for deprecated fields. -2001-01-10 Ira Ruben <ira@apple.com> +2002-01-10 Ira Ruben <ira@apple.com> Fix to assign attributes to inline member functions. * cp/decl.c (start_method): Handle attrlist. @@ -2547,7 +8976,7 @@ Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com) * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise. * config/pa/som.h (ASM_FILE_START): Likewise. -2001-01-04 Daniel Berlin <dan@cgsoftware.com> +2002-01-04 Daniel Berlin <dan@cgsoftware.com> * lcm.c: Include df.h. Add available_transfer_function prototype. |
