diff options
Diffstat (limited to 'contrib/binutils/gas/config/tc-alpha.h')
| -rw-r--r-- | contrib/binutils/gas/config/tc-alpha.h | 66 |
1 files changed, 61 insertions, 5 deletions
diff --git a/contrib/binutils/gas/config/tc-alpha.h b/contrib/binutils/gas/config/tc-alpha.h index bdc8ec1..632b04e 100644 --- a/contrib/binutils/gas/config/tc-alpha.h +++ b/contrib/binutils/gas/config/tc-alpha.h @@ -1,5 +1,5 @@ /* This file is tc-alpha.h - Copyright (C) 1994, 1995, 1996, 1997 Free Software Foundation, Inc. + Copyright (C) 1994, 95, 96, 97, 98, 1999 Free Software Foundation, Inc. Written by Ken Raeburn <raeburn@cygnus.com>. This file is part of GAS, the GNU Assembler. @@ -23,6 +23,8 @@ #define TARGET_BYTES_BIG_ENDIAN 0 +#define WORKING_DOT_WORD + #define TARGET_ARCH bfd_arch_alpha #define TARGET_FORMAT (OUTPUT_FLAVOR == bfd_target_ecoff_flavour \ @@ -30,7 +32,7 @@ : OUTPUT_FLAVOR == bfd_target_elf_flavour \ ? "elf64-alpha" \ : OUTPUT_FLAVOR == bfd_target_evax_flavour \ - ? "evax-alpha" \ + ? "vms-alpha" \ : "unknown-format") #define NEED_LITERAL_POOL @@ -47,9 +49,19 @@ extern valueT alpha_gp_value; #define tc_fix_adjustable(FIXP) alpha_fix_adjustable (FIXP) #define RELOC_REQUIRES_SYMBOL +/* This expression evaluates to false if the relocation is for a local + object for which we still want to do the relocation at runtime. + True if we are willing to perform this relocation while building + the .o file. This is only used for pcrel relocations. */ + +#define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \ + ((FIX)->fx_addsy == NULL \ + || (! S_IS_EXTERNAL ((FIX)->fx_addsy) \ + && ! S_IS_WEAK ((FIX)->fx_addsy) \ + && S_IS_DEFINED ((FIX)->fx_addsy) \ + && ! S_IS_COMMON ((FIX)->fx_addsy))) + #define md_convert_frag(b,s,f) as_fatal ("alpha convert_frag\n") -#define md_create_long_jump(p,f,t,fr,s) as_fatal("alpha_create_long_jump") -#define md_create_short_jump(p,f,t,fr,s) as_fatal("alpha_create_short_jump") #define md_estimate_size_before_relax(f,s) \ (as_fatal("estimate_size_before_relax called"),1) #define md_operand(x) @@ -73,7 +85,7 @@ extern int tc_get_register PARAMS ((int frame)); extern void alpha_frob_ecoff_data PARAMS ((void)); #define tc_frob_label(sym) alpha_define_label (sym) -extern void alpha_define_label PARAMS ((struct symbol *)); +extern void alpha_define_label PARAMS ((symbolS *)); #define md_cons_align(nbytes) alpha_cons_align (nbytes) extern void alpha_cons_align PARAMS ((int)); @@ -90,3 +102,47 @@ extern void alpha_frob_file_before_adjust PARAMS ((void)); { ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_ALPHA_GPREL }, \ { ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_ALPHA_GPREL }, #endif + +/* Whether to add support for explict !relocation_op!sequence_number. At the + moment, only do this for ELF, though ECOFF could use it as well. */ + +#ifdef OBJ_ELF +#define RELOC_OP_P +#endif + +#ifdef RELOC_OP_P +/* Before the relocations are written, reorder them, so that user supplied + !lituse relocations follow the appropriate !literal relocations. Also + convert the gas-internal relocations to the appropriate linker relocations. + */ +#define tc_adjust_symtab() alpha_adjust_symtab () +extern void alpha_adjust_symtab PARAMS ((void)); + +/* New fields for supporting explicit relocations (such as !literal to mark + where a pointer is loaded from the global table, and !lituse_base to track + all of the normal uses of that pointer). */ + +#define TC_FIX_TYPE struct alpha_fix_tag + +struct alpha_fix_tag +{ + struct fix *next_lituse; /* next !lituse */ + struct alpha_literal_tag *info; /* other members with same sequence */ +}; + +/* Initialize the TC_FIX_TYPE field. */ +#define TC_INIT_FIX_DATA(fixP) \ +do { \ + fixP->tc_fix_data.next_lituse = (struct fix *)0; \ + fixP->tc_fix_data.info = (struct alpha_literal_tag *)0; \ +} while (0) + +/* Work with DEBUG5 to print fields in tc_fix_type. */ +#define TC_FIX_DATA_PRINT(stream,fixP) \ +do { \ + if (fixP->tc_fix_data.info) \ + fprintf (stderr, "\tinfo = 0x%lx, next_lituse = 0x%lx\n", \ + (long)fixP->tc_fix_data.info, \ + (long)fixP->tc_fix_data.next_lituse); \ +} while (0) +#endif |
