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Diffstat (limited to 'binutils-2.24/gas/config/tc-arm.h')
| -rw-r--r-- | binutils-2.24/gas/config/tc-arm.h | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/binutils-2.24/gas/config/tc-arm.h b/binutils-2.24/gas/config/tc-arm.h deleted file mode 100644 index 3a0fab03..00000000 --- a/binutils-2.24/gas/config/tc-arm.h +++ /dev/null @@ -1,366 +0,0 @@ -/* This file is tc-arm.h - Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, - 2004, 2005, 2006, 2007, 2008, 2009, 2012 Free Software Foundation, Inc. - Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org) - Modified by David Taylor (dtaylor@armltd.co.uk) - - This file is part of GAS, the GNU Assembler. - - GAS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3, or (at your option) - any later version. - - GAS is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with GAS; see the file COPYING. If not, write to the Free - Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA - 02110-1301, USA. */ - -#define TC_ARM 1 - -#ifndef TARGET_BYTES_BIG_ENDIAN -#define TARGET_BYTES_BIG_ENDIAN 0 -#endif - -#define WORKING_DOT_WORD - -#define COFF_MAGIC ARMMAGIC -#define TARGET_ARCH bfd_arch_arm - -#define DIFF_EXPR_OK - -#ifdef LITTLE_ENDIAN -#undef LITTLE_ENDIAN -#endif - -#ifdef BIG_ENDIAN -#undef BIG_ENDIAN -#endif - -#define LITTLE_ENDIAN 1234 -#define BIG_ENDIAN 4321 - -struct fix; - -#if defined OBJ_AOUT -# if defined TE_RISCIX -# define TARGET_FORMAT "a.out-riscix" -# elif defined TE_LINUX -# define ARM_BI_ENDIAN -# define TARGET_FORMAT "a.out-arm-linux" -# elif defined TE_NetBSD -# define TARGET_FORMAT "a.out-arm-netbsd" -# else -# define ARM_BI_ENDIAN -# define TARGET_FORMAT (target_big_endian ? "a.out-arm-big" : "a.out-arm-little") -# endif -#elif defined OBJ_AIF -# define TARGET_FORMAT "aif" -#elif defined OBJ_COFF -# define ARM_BI_ENDIAN -# if defined TE_PE -# if defined TE_EPOC -# define TARGET_FORMAT (target_big_endian ? "epoc-pe-arm-big" : "epoc-pe-arm-little") -# elif defined TE_WINCE -# define TARGET_FORMAT (target_big_endian ? "pe-arm-wince-big" : "pe-arm-wince-little") -# else -# define TARGET_FORMAT (target_big_endian ? "pe-arm-big" : "pe-arm-little") -# endif -# else -# define TARGET_FORMAT (target_big_endian ? "coff-arm-big" : "coff-arm-little") -# endif -#elif defined OBJ_ELF -# define ARM_BI_ENDIAN -# define TARGET_FORMAT elf32_arm_target_format () -#endif - -/* We support double slash line-comments for compatibility with the ARM AArch64 Assembler. */ -#define DOUBLESLASH_LINE_COMMENTS - -#define tc_symbol_chars arm_symbol_chars -extern const char arm_symbol_chars[]; - -#define TC_FORCE_RELOCATION(FIX) arm_force_relocation (FIX) - -extern unsigned int arm_frag_max_var (struct frag *); -#define md_frag_max_var arm_frag_max_var - -#define md_relax_frag(segment, fragp, stretch) \ - arm_relax_frag (segment, fragp, stretch) -extern int arm_relax_frag (asection *, struct frag *, long); - -#define md_optimize_expr(l,o,r) arm_optimize_expr (l, o, r) -extern int arm_optimize_expr (expressionS *, operatorT, expressionS *); - -#define md_cleanup() arm_cleanup () - -#define md_start_line_hook() arm_start_line_hook () - -#define tc_frob_label(S) arm_frob_label (S) - -/* We also need to mark assembler created symbols: */ -#define tc_frob_fake_label(S) arm_frob_label (S) - -#ifdef OBJ_ELF -#define md_end arm_md_end -extern void arm_md_end (void); -bfd_boolean arm_is_eabi (void); -#endif - -/* NOTE: The fake label creation in stabs.c:s_stab_generic() has - deliberately not been updated to mark assembler created stabs - symbols as Thumb. */ - -#define TC_FIX_TYPE int -#define TC_INIT_FIX_DATA(FIX) ((FIX)->tc_fix_data = 0) - -/* We need to keep some local information on symbols. */ - -#define TC_SYMFIELD_TYPE unsigned int -#define ARM_GET_FLAG(s) (*symbol_get_tc (s)) -#define ARM_SET_FLAG(s,v) (*symbol_get_tc (s) |= (v)) -#define ARM_RESET_FLAG(s,v) (*symbol_get_tc (s) &= ~(v)) - -#define ARM_FLAG_THUMB (1 << 0) /* The symbol is a Thumb symbol rather than an Arm symbol. */ -#define ARM_FLAG_INTERWORK (1 << 1) /* The symbol is attached to code that supports interworking. */ -#define THUMB_FLAG_FUNC (1 << 2) /* The symbol is attached to the start of a Thumb function. */ - -#define ARM_IS_THUMB(s) (ARM_GET_FLAG (s) & ARM_FLAG_THUMB) -#define ARM_IS_INTERWORK(s) (ARM_GET_FLAG (s) & ARM_FLAG_INTERWORK) - -#ifdef OBJ_ELF - -/* For ELF objects THUMB_IS_FUNC is inferred from - ARM_IS_THUMB and the function type. */ -#define THUMB_IS_FUNC(s) \ - ((s) != NULL \ - && ((arm_is_eabi () \ - && (ARM_IS_THUMB (s)) \ - && (symbol_get_bfdsym (s)->flags & BSF_FUNCTION)) \ - || (ARM_GET_FLAG (s) & THUMB_FLAG_FUNC))) - -#define ARM_IS_FUNC(s) \ - (((s) != NULL \ - && arm_is_eabi () \ - && !(ARM_IS_THUMB (s)) \ - /* && !(THUMB_FLAG_FUNC & ARM_GET_FLAG (s)) \ */ \ - && (symbol_get_bfdsym (s)->flags & BSF_FUNCTION))) - - -#else - -#define THUMB_IS_FUNC(s) ((s) && ARM_GET_FLAG (s) & THUMB_FLAG_FUNC) -#define ARM_IS_FUNC(s) (!THUMB_IS_FUNC (s) \ - && (s) && (symbol_get_bfdsym (s)->flags & BSF_FUNCTION)) -#endif - -#define ARM_SET_THUMB(s,t) ((t) ? ARM_SET_FLAG (s, ARM_FLAG_THUMB) : ARM_RESET_FLAG (s, ARM_FLAG_THUMB)) -#define ARM_SET_INTERWORK(s,t) ((t) ? ARM_SET_FLAG (s, ARM_FLAG_INTERWORK) : ARM_RESET_FLAG (s, ARM_FLAG_INTERWORK)) -#define THUMB_SET_FUNC(s,t) ((t) ? ARM_SET_FLAG (s, THUMB_FLAG_FUNC) : ARM_RESET_FLAG (s, THUMB_FLAG_FUNC)) - -void arm_copy_symbol_attributes (symbolS *, symbolS *); - -#ifndef TC_COPY_SYMBOL_ATTRIBUTES -#define TC_COPY_SYMBOL_ATTRIBUTES(DEST, SRC) \ - (arm_copy_symbol_attributes (DEST, SRC)) -#endif - -#define TC_START_LABEL(C,S,STR) (C == ':' || (C == '/' && arm_data_in_code ())) -#define tc_canonicalize_symbol_name(str) arm_canonicalize_symbol_name (str); -#define obj_adjust_symtab() arm_adjust_symtab () - -#define LISTING_HEADER "ARM GAS " - -#define OPTIONAL_REGISTER_PREFIX '%' - -#define LOCAL_LABEL(name) (name[0] == '.' && name[1] == 'L') -#define LOCAL_LABELS_FB 1 - -/* 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. */ - -#define TC_FORCE_RELOCATION_LOCAL(FIX) \ - (!(FIX)->fx_pcrel \ - || (FIX)->fx_r_type == BFD_RELOC_ARM_GOT32 \ - || (FIX)->fx_r_type == BFD_RELOC_32 \ - || ((FIX)->fx_addsy != NULL && S_IS_WEAK ((FIX)->fx_addsy)) \ - || TC_FORCE_RELOCATION (FIX)) - -/* Force output of R_ARM_REL32 relocations against thumb function symbols. - This is needed to ensure the low bit is handled correctly. */ -#define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEG) \ - (THUMB_IS_FUNC ((FIX)->fx_addsy) \ - || !SEG_NORMAL (SEG)) - -#define TC_FORCE_RELOCATION_ABS(FIX) \ - (((FIX)->fx_pcrel \ - && (FIX)->fx_r_type != BFD_RELOC_32 \ - && (FIX)->fx_r_type != BFD_RELOC_ARM_GOT32) \ - || TC_FORCE_RELOCATION(FIX)) - -#define TC_CONS_FIX_NEW cons_fix_new_arm - -#define MAX_MEM_ALIGNMENT_BYTES 6 -#define MAX_MEM_FOR_RS_ALIGN_CODE ((1 << MAX_MEM_ALIGNMENT_BYTES) - 1) - -/* For frags in code sections we need to record whether they contain - ARM code or THUMB code. This is that if they have to be aligned, - they can contain the correct type of no-op instruction. */ -struct arm_frag_type -{ - int thumb_mode; -#ifdef OBJ_ELF - /* If there is a mapping symbol at offset 0 in this frag, - it will be saved in FIRST_MAP. If there are any mapping - symbols in this frag, the last one will be saved in - LAST_MAP. */ - symbolS *first_map, *last_map; -#endif -}; - -#define TC_FRAG_TYPE struct arm_frag_type -/* NOTE: max_chars is a local variable from frag_var / frag_variant. */ -#define TC_FRAG_INIT(fragp) arm_init_frag (fragp, max_chars) -#define HANDLE_ALIGN(fragp) arm_handle_align (fragp) - -#define md_do_align(N, FILL, LEN, MAX, LABEL) \ - if (FILL == NULL && (N) != 0 && ! need_pass_2 && subseg_text_p (now_seg)) \ - { \ - arm_frag_align_code (N, MAX); \ - goto LABEL; \ - } - -#define DWARF2_LINE_MIN_INSN_LENGTH 2 - -/* The lr register is r14. */ -#define DWARF2_DEFAULT_RETURN_COLUMN 14 - -/* Registers are generally saved at negative offsets to the CFA. */ -#define DWARF2_CIE_DATA_ALIGNMENT (-4) - -/* State variables for IT block handling. */ -enum it_state -{ - OUTSIDE_IT_BLOCK, MANUAL_IT_BLOCK, AUTOMATIC_IT_BLOCK -}; -struct current_it -{ - int mask; - enum it_state state; - int cc; - int block_length; - char *insn; - int state_handled; - int warn_deprecated; - int insn_cond; -}; - -#ifdef OBJ_ELF -# define obj_frob_symbol(sym, punt) armelf_frob_symbol ((sym), & (punt)) -# define md_elf_section_change_hook() arm_elf_change_section () -# define md_elf_section_type(str, len) arm_elf_section_type (str, len) -# define GLOBAL_OFFSET_TABLE_NAME "_GLOBAL_OFFSET_TABLE_" -# define TC_SEGMENT_INFO_TYPE struct arm_segment_info_type - -/* This is not really an alignment operation, but it's something we - need to do at the same time: whenever we are figuring out the - alignment for data, we should check whether a $d symbol is - necessary. */ -# define md_cons_align(nbytes) mapping_state (MAP_DATA) - -enum mstate -{ - MAP_UNDEFINED = 0, /* Must be zero, for seginfo in new sections. */ - MAP_DATA, - MAP_ARM, - MAP_THUMB -}; - -void mapping_state (enum mstate); - -struct arm_segment_info_type -{ - enum mstate mapstate; - - /* Bit N indicates that an R_ARM_NONE relocation has been output for - __aeabi_unwind_cpp_prN already if set. This enables dependencies to be - emitted only once per section, to save unnecessary bloat. */ - unsigned int marked_pr_dependency; - - struct current_it current_it; -}; - -/* We want .cfi_* pseudo-ops for generating unwind info. */ -#define TARGET_USE_CFIPOP 1 - -/* CFI hooks. */ -#define tc_regname_to_dw2regnum tc_arm_regname_to_dw2regnum -#define tc_cfi_frame_initial_instructions tc_arm_frame_initial_instructions - -#else /* Not OBJ_ELF. */ -#define GLOBAL_OFFSET_TABLE_NAME "__GLOBAL_OFFSET_TABLE_" -#endif - -#if defined OBJ_ELF || defined OBJ_COFF - -# define EXTERN_FORCE_RELOC 1 -# define tc_fix_adjustable(FIX) arm_fix_adjustable (FIX) -#endif - -#ifdef OBJ_ELF -/* Values passed to md_apply_fix don't include the symbol value. */ -# define MD_APPLY_SYM_VALUE(FIX) arm_apply_sym_value (FIX) -#endif - -#ifdef OBJ_COFF -# define TC_VALIDATE_FIX(FIX, SEGTYPE, LABEL) arm_validate_fix (FIX) -/* Values passed to md_apply_fix don't include the symbol value. */ -# define MD_APPLY_SYM_VALUE(FIX) 0 -#endif - -#define MD_PCREL_FROM_SECTION(F,S) md_pcrel_from_section(F,S) - -extern long md_pcrel_from_section (struct fix *, segT); -extern void arm_frag_align_code (int, int); -extern void arm_validate_fix (struct fix *); -extern const char * elf32_arm_target_format (void); -extern void arm_elf_change_section (void); -extern int arm_force_relocation (struct fix *); -extern void arm_cleanup (void); -extern void arm_start_line_hook (void); -extern void arm_frob_label (symbolS *); -extern int arm_data_in_code (void); -extern char * arm_canonicalize_symbol_name (char *); -extern void arm_adjust_symtab (void); -extern void armelf_frob_symbol (symbolS *, int *); -extern void cons_fix_new_arm (fragS *, int, int, expressionS *); -extern void arm_init_frag (struct frag *, int); -extern void arm_handle_align (struct frag *); -extern bfd_boolean arm_fix_adjustable (struct fix *); -extern int arm_elf_section_type (const char *, size_t); -extern int tc_arm_regname_to_dw2regnum (char *regname); -extern void tc_arm_frame_initial_instructions (void); - -#ifdef TE_PE - -#define O_secrel O_md1 - -#define TC_DWARF2_EMIT_OFFSET tc_pe_dwarf2_emit_offset -void tc_pe_dwarf2_emit_offset (symbolS *, unsigned int); - -#endif /* TE_PE */ - -#ifdef OBJ_ELF -#define CONVERT_SYMBOLIC_ATTRIBUTE(name) arm_convert_symbolic_attribute (name) -extern int arm_convert_symbolic_attribute (const char *); -extern int arm_apply_sym_value (struct fix *); -#endif |