X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gas%2Fconfig%2Ftc-i386.h;h=b02a25671f5978546c5d7f6930ff09729796862e;hb=0ba59a29407a9d24559a653ce0401a26d9a37aaa;hp=db580d88ecb2b67b076cae2d3cd2d278e4ff53af;hpb=01e1a5bc1257af9e193d00fd4dce10fa3f1f3d75;p=deliverable%2Fbinutils-gdb.git diff --git a/gas/config/tc-i386.h b/gas/config/tc-i386.h index db580d88ec..b02a25671f 100644 --- a/gas/config/tc-i386.h +++ b/gas/config/tc-i386.h @@ -1,7 +1,5 @@ /* tc-i386.h -- Header file for tc-i386.c - Copyright 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, - 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 - Free Software Foundation, Inc. + Copyright (C) 1989-2019 Free Software Foundation, Inc. This file is part of GAS, the GNU Assembler. @@ -29,8 +27,9 @@ struct fix; #define TARGET_BYTES_BIG_ENDIAN 0 -#define TARGET_ARCH bfd_arch_i386 +#define TARGET_ARCH (i386_arch ()) #define TARGET_MACH (i386_mach ()) +extern enum bfd_architecture i386_arch (void); extern unsigned long i386_mach (void); #ifdef TE_FreeBSD @@ -60,6 +59,17 @@ extern unsigned long i386_mach (void); #define ELF_TARGET_FORMAT64 "elf64-x86-64-freebsd" #elif defined (TE_VXWORKS) #define ELF_TARGET_FORMAT "elf32-i386-vxworks" +#elif defined (TE_NACL) +#define ELF_TARGET_FORMAT "elf32-i386-nacl" +#define ELF_TARGET_FORMAT32 "elf32-x86-64-nacl" +#define ELF_TARGET_FORMAT64 "elf64-x86-64-nacl" +#elif defined TE_CLOUDABI +#define ELF_TARGET_FORMAT64 "elf64-x86-64-cloudabi" +#endif + +#ifdef TE_SOLARIS +#define ELF_TARGET_FORMAT "elf32-i386-sol2" +#define ELF_TARGET_FORMAT64 "elf64-x86-64-sol2" #endif #ifndef ELF_TARGET_FORMAT @@ -70,26 +80,42 @@ extern unsigned long i386_mach (void); #define ELF_TARGET_FORMAT64 "elf64-x86-64" #endif +#ifndef ELF_TARGET_FORMAT32 +#define ELF_TARGET_FORMAT32 "elf32-x86-64" +#endif + +#ifndef ELF_TARGET_L1OM_FORMAT +#define ELF_TARGET_L1OM_FORMAT "elf64-l1om" +#endif + +#ifndef ELF_TARGET_K1OM_FORMAT +#define ELF_TARGET_K1OM_FORMAT "elf64-k1om" +#endif + +#ifndef ELF_TARGET_IAMCU_FORMAT +#define ELF_TARGET_IAMCU_FORMAT "elf32-iamcu" +#endif + #if ((defined (OBJ_MAYBE_COFF) && defined (OBJ_MAYBE_AOUT)) \ - || defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)) + || defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF) \ + || defined (TE_PE) || defined (TE_PEP) || defined (OBJ_MACH_O)) extern const char *i386_target_format (void); #define TARGET_FORMAT i386_target_format () #else -#ifdef OBJ_ELF -#define TARGET_FORMAT ELF_TARGET_FORMAT +#ifdef TE_GO32 +#define TARGET_FORMAT "coff-go32" #endif #ifdef OBJ_AOUT #define TARGET_FORMAT AOUT_TARGET_FORMAT #endif #endif -#if (defined (OBJ_MAYBE_ELF) || defined (OBJ_ELF)) -#define md_end i386_elf_emit_arch_note -extern void i386_elf_emit_arch_note (void); -#endif - #define SUB_SEGMENT_ALIGN(SEG, FRCHAIN) 0 +/* '$' may be used as immediate prefix. */ +#undef LOCAL_LABELS_DOLLAR +#define LOCAL_LABELS_DOLLAR 0 +#undef LOCAL_LABELS_FB #define LOCAL_LABELS_FB 1 extern const char extra_symbol_chars[]; @@ -106,12 +132,16 @@ extern const char *i386_comment_chars; #if (defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF)) && !defined (LEX_AT) #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) x86_cons (EXP, NBYTES) -extern void x86_cons (expressionS *, int); #endif +extern bfd_reloc_code_real_type x86_cons (expressionS *, int); -#define TC_CONS_FIX_NEW(FRAG,OFF,LEN,EXP) x86_cons_fix_new(FRAG, OFF, LEN, EXP) +#define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP, RELOC) \ + x86_cons_fix_new(FRAG, OFF, LEN, EXP, RELOC) extern void x86_cons_fix_new - (fragS *, unsigned int, unsigned int, expressionS *); +(fragS *, unsigned int, unsigned int, expressionS *, bfd_reloc_code_real_type); + +#define TC_ADDRESS_BYTES x86_address_bytes +extern int x86_address_bytes (void); #define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */ @@ -139,20 +169,26 @@ extern int tc_i386_fix_adjustable (struct fix *); /* This expression evaluates to true if the relocation is for a local object for which we still want to do the relocation at runtime. False if we are willing to perform this relocation while building - the .o file. GOTOFF does not need to be checked here because it is - not pcrel. I am not sure if some of the others are ever used with - pcrel, but it is easier to be safe than sorry. */ + the .o file. GOTOFF and GOT32 do not need to be checked here because + they are not pcrel. .*/ -#define TC_FORCE_RELOCATION_LOCAL(FIX) \ - (!(FIX)->fx_pcrel \ - || (FIX)->fx_r_type == BFD_RELOC_386_PLT32 \ - || (FIX)->fx_r_type == BFD_RELOC_386_GOT32 \ - || (FIX)->fx_r_type == BFD_RELOC_386_GOTPC \ - || TC_FORCE_RELOCATION (FIX)) +#define TC_FORCE_RELOCATION_LOCAL(FIX) \ + (GENERIC_FORCE_RELOCATION_LOCAL (FIX) \ + || (FIX)->fx_r_type == BFD_RELOC_386_PLT32 \ + || (FIX)->fx_r_type == BFD_RELOC_386_GOTPC \ + || (FIX)->fx_r_type == BFD_RELOC_X86_64_GOTPCREL \ + || (FIX)->fx_r_type == BFD_RELOC_X86_64_GOTPCRELX \ + || (FIX)->fx_r_type == BFD_RELOC_X86_64_REX_GOTPCRELX) extern int i386_parse_name (char *, expressionS *, char *); #define md_parse_name(s, e, m, c) i386_parse_name (s, e, c) +extern operatorT i386_operator (const char *name, unsigned int operands, char *); +#define md_operator i386_operator + +extern int i386_need_index_operator (void); +#define md_need_index_operator i386_need_index_operator + #define md_register_arithmetic 0 extern const struct relax_type md_relax_table[]; @@ -172,19 +208,14 @@ if ((n) \ goto around; \ } -#define MAX_MEM_FOR_RS_ALIGN_CODE 31 - -extern void i386_align_code (fragS *, int); - -#define HANDLE_ALIGN(fragP) \ -if (fragP->fr_type == rs_align_code) \ - i386_align_code (fragP, (fragP->fr_next->fr_address \ - - fragP->fr_address \ - - fragP->fr_fix)); +#define MAX_MEM_FOR_RS_ALIGN_CODE (alignment ? ((1 << alignment) - 1) : 1) void i386_print_statistics (FILE *); #define tc_print_statistics i386_print_statistics +extern unsigned int i386_frag_max_var (fragS *); +#define md_frag_max_var i386_frag_max_var + #define md_number_to_chars number_to_chars_littleendian enum processor_type @@ -199,12 +230,18 @@ enum processor_type PROCESSOR_CORE, PROCESSOR_CORE2, PROCESSOR_COREI7, + PROCESSOR_L1OM, + PROCESSOR_K1OM, + PROCESSOR_IAMCU, PROCESSOR_K6, PROCESSOR_ATHLON, PROCESSOR_K8, PROCESSOR_GENERIC32, PROCESSOR_GENERIC64, - PROCESSOR_AMDFAM10 + PROCESSOR_AMDFAM10, + PROCESSOR_BD, + PROCESSOR_ZNVER, + PROCESSOR_BT }; extern enum processor_type cpu_arch_tune; @@ -216,6 +253,7 @@ struct i386_tc_frag_data enum processor_type isa; i386_cpu_flags isa_flags; enum processor_type tune; + unsigned int max_bytes; }; /* We need to emit the right NOP pattern in .align frags. This is @@ -223,22 +261,35 @@ struct i386_tc_frag_data the isa/tune settings at the time the .align was assembled. */ #define TC_FRAG_TYPE struct i386_tc_frag_data -#define TC_FRAG_INIT(FRAGP) \ +#define TC_FRAG_INIT(FRAGP, MAX_BYTES) \ do \ { \ (FRAGP)->tc_frag_data.isa = cpu_arch_isa; \ (FRAGP)->tc_frag_data.isa_flags = cpu_arch_isa_flags; \ (FRAGP)->tc_frag_data.tune = cpu_arch_tune; \ + (FRAGP)->tc_frag_data.max_bytes = (MAX_BYTES); \ } \ while (0) -#ifdef SCO_ELF -#define tc_init_after_args() sco_id () -extern void sco_id (void); -#endif - #define WORKING_DOT_WORD 1 +/* How to generate NOPs for .nop direct directive. */ +extern void i386_generate_nops (fragS *, char *, offsetT, int); +#define md_generate_nops(frag, where, amount, control) \ + i386_generate_nops ((frag), (where), (amount), (control)) + +#define HANDLE_ALIGN(fragP) \ +if (fragP->fr_type == rs_align_code) \ + { \ + offsetT __count = (fragP->fr_next->fr_address \ + - fragP->fr_address \ + - fragP->fr_fix); \ + if (__count > 0 \ + && (unsigned int) __count <= fragP->tc_frag_data.max_bytes) \ + md_generate_nops (fragP, fragP->fr_literal + fragP->fr_fix, \ + __count, 0); \ + } + /* We want .cfi_* pseudo-ops for generating unwind info. */ #define TARGET_USE_CFIPOP 1 @@ -248,6 +299,9 @@ extern unsigned int x86_dwarf2_return_column; extern int x86_cie_data_alignment; #define DWARF2_CIE_DATA_ALIGNMENT x86_cie_data_alignment +extern int x86_dwarf2_addr_size (void); +#define DWARF2_ADDR_SIZE(bfd) x86_dwarf2_addr_size () + #define tc_parse_to_dw2regnum tc_x86_parse_to_dw2regnum extern void tc_x86_parse_to_dw2regnum (expressionS *); @@ -264,10 +318,15 @@ extern void i386_solaris_fix_up_eh_frame (segT); /* Support for SHF_X86_64_LARGE */ extern bfd_vma x86_64_section_word (char *, size_t); -extern bfd_vma x86_64_section_letter (int, char **); +extern bfd_vma x86_64_section_letter (int, const char **); #define md_elf_section_letter(LETTER, PTR_MSG) x86_64_section_letter (LETTER, PTR_MSG) #define md_elf_section_word(STR, LEN) x86_64_section_word (STR, LEN) +#if defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF) +extern void x86_cleanup (void); +#define md_cleanup() x86_cleanup () +#endif + #ifdef TE_PE #define O_secrel O_md1 @@ -277,4 +336,21 @@ void tc_pe_dwarf2_emit_offset (symbolS *, unsigned int); #endif /* TE_PE */ +/* X_add_symbol:X_op_symbol (Intel mode only) */ +#define O_full_ptr O_md2 + +#ifdef OBJ_MACH_O + +#define TC_FORCE_RELOCATION(FIX) (obj_mach_o_force_reloc (FIX)) + +#define TC_FORCE_RELOCATION_SUB_SAME(FIX,SEG) \ + (obj_mach_o_force_reloc_sub_same (FIX, SEG)) + +#define TC_FORCE_RELOCATION_SUB_LOCAL(FIX,SEG) \ + (obj_mach_o_force_reloc_sub_local (FIX, SEG)) + +#define TC_VALIDATE_FIX_SUB(FIX, SEG) 1 + +#endif /* OBJ_MACH_O */ + #endif /* TC_I386 */