diff options
Diffstat (limited to 'contrib/binutils/gas/config/tc-ppc.h')
| -rw-r--r-- | contrib/binutils/gas/config/tc-ppc.h | 71 |
1 files changed, 48 insertions, 23 deletions
diff --git a/contrib/binutils/gas/config/tc-ppc.h b/contrib/binutils/gas/config/tc-ppc.h index c2876bf..f4d2f86 100644 --- a/contrib/binutils/gas/config/tc-ppc.h +++ b/contrib/binutils/gas/config/tc-ppc.h @@ -1,5 +1,5 @@ /* tc-ppc.h -- Header file for tc-ppc.c. - Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000 + Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. Written by Ian Lance Taylor, Cygnus Support. @@ -56,7 +56,7 @@ extern int target_big_endian; /* The target BFD format. */ #define TARGET_FORMAT (ppc_target_format ()) -extern char* ppc_target_format (); +extern char *ppc_target_format PARAMS ((void)); /* Permit temporary numeric labels. */ #define LOCAL_LABELS_FB 1 @@ -82,8 +82,34 @@ extern char* ppc_target_format (); /* We don't need to handle .word strangely. */ #define WORKING_DOT_WORD -/* We set the fx_done field appropriately in md_apply_fix. */ -#define TC_HANDLES_FX_DONE +#define MAX_MEM_FOR_RS_ALIGN_CODE 4 +#define HANDLE_ALIGN(FRAGP) \ + if ((FRAGP)->fr_type == rs_align_code) \ + { \ + valueT count = ((FRAGP)->fr_next->fr_address \ + - ((FRAGP)->fr_address + (FRAGP)->fr_fix)); \ + if (count != 0 && (count & 3) == 0) \ + { \ + unsigned char *dest = (FRAGP)->fr_literal + (FRAGP)->fr_fix; \ + \ + (FRAGP)->fr_var = 4; \ + if (target_big_endian) \ + { \ + *dest++ = 0x60; \ + *dest++ = 0; \ + *dest++ = 0; \ + *dest++ = 0; \ + } \ + else \ + { \ + *dest++ = 0; \ + *dest++ = 0; \ + *dest++ = 0; \ + *dest++ = 0x60; \ + } \ + } \ + } + #ifdef TE_PE @@ -197,6 +223,8 @@ do { \ || (FIXP)->fx_r_type == BFD_RELOC_PPC_B16_BRNTAKEN \ || (FIXP)->fx_r_type == BFD_RELOC_PPC_BA16_BRTAKEN \ || (FIXP)->fx_r_type == BFD_RELOC_PPC_BA16_BRNTAKEN \ + || (BFD_DEFAULT_TARGET_SIZE == 64 \ + && (FIXP)->fx_r_type == BFD_RELOC_PPC64_TOC) \ || (FIXP)->fx_r_type == BFD_RELOC_VTABLE_INHERIT \ || (FIXP)->fx_r_type == BFD_RELOC_VTABLE_ENTRY) @@ -216,6 +244,12 @@ extern int ppc_section_flags PARAMS ((int, int, int)); #define md_elf_section_word(STR, LEN) ppc_section_word (STR, LEN) #define md_elf_section_flags(FLAGS, ATTR, TYPE) ppc_section_flags (FLAGS, ATTR, TYPE) +#if BFD_DEFAULT_TARGET_SIZE == 64 +/* Extra sections for 64-bit ELF PPC. */ +#define ELF_TC_SPECIAL_SECTIONS \ + { ".toc", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE}, \ + { ".tocbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE}, +#else /* Add extra PPC sections -- Note, for now, make .sbss2 and .PPC.EMB.sbss0 a normal section, and not a bss section so that the linker doesn't crater when trying to make more than 2 sections. */ @@ -227,26 +261,14 @@ extern int ppc_section_flags PARAMS ((int, int, int)); { ".sbss2", SHT_PROGBITS, SHF_ALLOC }, \ { ".PPC.EMB.sdata0", SHT_PROGBITS, SHF_ALLOC }, \ { ".PPC.EMB.sbss0", SHT_PROGBITS, SHF_ALLOC }, +#endif #define tc_comment_chars ppc_comment_chars extern const char *ppc_comment_chars; /* Keep relocations relative to the GOT, or non-PC relative. */ -#define tc_fix_adjustable(FIX) \ - ((FIX)->fx_r_type != BFD_RELOC_16_GOTOFF \ - && (FIX)->fx_r_type != BFD_RELOC_LO16_GOTOFF \ - && (FIX)->fx_r_type != BFD_RELOC_HI16_GOTOFF \ - && (FIX)->fx_r_type != BFD_RELOC_HI16_S_GOTOFF \ - && (FIX)->fx_r_type != BFD_RELOC_GPREL16 \ - && (FIX)->fx_r_type != BFD_RELOC_VTABLE_INHERIT \ - && (FIX)->fx_r_type != BFD_RELOC_VTABLE_ENTRY \ - && ! S_IS_EXTERNAL ((FIX)->fx_addsy) \ - && ! S_IS_WEAK ((FIX)->fx_addsy) \ - && ((FIX)->fx_pcrel \ - || ((FIX)->fx_subsy != NULL \ - && (S_GET_SEGMENT ((FIX)->fx_subsy) \ - == S_GET_SEGMENT ((FIX)->fx_addsy))) \ - || S_IS_LOCAL ((FIX)->fx_addsy))) +#define tc_fix_adjustable(fixp) ppc_fix_adjustable (fixp) +extern int ppc_fix_adjustable PARAMS ((struct fix *)); /* We must never ever try to resolve references to externally visible symbols in the assembler, because the .o file might go into a shared @@ -258,17 +280,20 @@ extern const char *ppc_comment_chars; && S_IS_DEFINED ((FIX)->fx_addsy) \ && ! S_IS_COMMON ((FIX)->fx_addsy))) +#if BFD_DEFAULT_TARGET_SIZE == 64 +/* Finish up the symbol. */ +#define tc_frob_symbol(sym, punt) punt = ppc_elf_frob_symbol (sym) +extern int ppc_elf_frob_symbol PARAMS ((symbolS *)); +#endif + #define DWARF2_LINE_MIN_INSN_LENGTH 4 #endif /* OBJ_ELF */ -/* call md_apply_fix3 with segment instead of md_apply_fix */ -#define MD_APPLY_FIX3 - /* call md_pcrel_from_section, not md_pcrel_from */ #define MD_PCREL_FROM_SECTION(FIXP, SEC) md_pcrel_from_section(FIXP, SEC) extern long md_pcrel_from_section PARAMS ((struct fix *, segT)); -#define md_parse_name(name, exp) ppc_parse_name (name, exp) +#define md_parse_name(name, exp, c) ppc_parse_name (name, exp) extern int ppc_parse_name PARAMS ((const char *, struct expressionS *)); #define md_operand(x) |
