gas/config/tc-arm.h

   1 /* This file is tc-arm.h
   2    Copyright (C) 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
   3    Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org)
   4         Modified by David Taylor (dtaylor@armltd.co.uk)
   5
   6    This file is part of GAS, the GNU Assembler.
   7
   8    GAS is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2, or (at your option)
  11    any later version.
  12
  13    GAS is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with GAS; see the file COPYING.  If not, write to the Free
  20    Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  21    02111-1307, USA.  */
  22
  23 #define TC_ARM 1
  24
  25 #ifndef TARGET_BYTES_BIG_ENDIAN
  26 #define TARGET_BYTES_BIG_ENDIAN 0
  27 #endif
  28
  29 #define COFF_MAGIC ARMMAGIC
  30 #define TARGET_ARCH bfd_arch_arm
  31
  32 #define AOUT_MACHTYPE 0
  33
  34 #define DIFF_EXPR_OK
  35
  36 #ifdef  LITTLE_ENDIAN
  37 #undef  LITTLE_ENDIAN
  38 #endif
  39 #ifdef  BIG_ENDIAN
  40 #undef  BIG_ENDIAN
  41 #endif
  42
  43 #define LITTLE_ENDIAN 1234
  44 #define BIG_ENDIAN 4321
  45
  46 #ifdef OBJ_AOUT
  47 #ifdef TE_RISCIX
  48 #define TARGET_FORMAT "a.out-riscix"
  49 #else
  50 #if TARGET_BYTES_BIG_ENDIAN
  51 #define TARGET_FORMAT "a.out-arm-big"
  52 #else
  53 #define TARGET_FORMAT "a.out-arm-little"
  54 #endif
  55 #endif
  56 #endif
  57
  58 #ifdef OBJ_AIF
  59 #define TARGET_FORMAT "aif"
  60 #endif
  61
  62 #ifdef OBJ_COFF
  63 #define ARM_BI_ENDIAN
  64 #ifdef TE_PE
  65 #define TC_FORCE_RELOCATION(x) ((x)->fx_r_type==BFD_RELOC_RVA)
  66 #define TARGET_FORMAT (target_big_endian ? "pe-arm-big" : "pe-arm-little")
  67 #else
  68 #define TARGET_FORMAT (target_big_endian ? "coff-arm-big" : "coff-arm-little")
  69 /* Tell tc-arm.c to support runtime endian selection.  */
  70 #endif
  71 #endif
  72
  73 #define md_convert_frag(b,s,f)          {as_fatal ("arm convert_frag\n");}
  74
  75 #define md_after_pass_hook() arm_after_pass_hook ()
  76 #define md_start_line_hook() arm_start_line_hook ()
  77 #define tc_frob_label(S) arm_frob_label (S)
  78 /* We also need to mark assembler created symbols:  */
  79 #define tc_frob_fake_label(S) arm_frob_label (S)
  80 /* NOTE: The fake label creation in stabs.c:s_stab_generic() has
  81    deliberately not been updated to mark assembler created stabs
  82    symbols as Thumb.  */
  83
  84 #define obj_fix_adjustable(fixP) 0
  85
  86 /* We need to keep some local information on symbols. At the moment
  87    this is 0 for ARM symbols, non-zero for Thumb symbols.  */
  88 #define TC_SYMFIELD_TYPE unsigned int
  89 #define ARM_GET_TYPE(S)   ((S)->sy_tc)
  90 #define ARM_SET_TYPE(S,V) ((S)->sy_tc = (V))
  91
  92 #define TC_FIX_TYPE PTR
  93 #define TC_INIT_FIX_DATA(FIXP) ((FIXP)->tc_fix_data = NULL)
  94
  95 #define TC_START_LABEL(C,STR) \
  96   (c == ':' || (c == '/' && arm_data_in_code ()))
  97 int arm_data_in_code PARAMS ((void));
  98
  99 #define tc_canonicalize_symbol_name(str) \
 100   arm_canonicalize_symbol_name (str);
 101 char *arm_canonicalize_symbol_name PARAMS ((char *));
 102
 103 #if 0   /* It isn't as simple as this */
 104 #define tc_frob_symbol(sym,punt)        \
 105 {       if (S_IS_LOCAL (sym))           \
 106           {                             \
 107             punt = 1;                   \
 108             sym->sy_used_in_reloc = 0;  \
 109           }}
 110 #endif
 111
 112 /* Finish processing the entire symbol table:  */
 113 #define tc_adjust_symtab() arm_adjust_symtab ()
 114 extern void arm_adjust_symtab PARAMS ((void));
 115
 116 #if 0
 117 #define tc_crawl_symbol_chain(a)        {;}     /* not used */
 118 #define tc_headers_hook(a)              {;}     /* not used */
 119 #endif
 120
 121 #define tc_aout_pre_write_hook(x)       {;}     /* not used */
 122
 123 #define LISTING_HEADER "ARM GAS "
 124
 125 #define OPTIONAL_REGISTER_PREFIX '%'
 126
 127 #define md_operand(x)
 128
 129 #define TC_HANDLES_FX_DONE
 130
 131 #define MD_APPLY_FIX3
 132
 133 #define LOCAL_LABELS_FB  1
 134
 135 /* end of tc-arm.h */