gas/config/tc-arm.h

   1 /* This file is tc-arm.h
   2    Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org)
   3         Modified by David Taylor (dtaylor@armltd.co.uk)
   4
   5    Copyright (C) 1994, 1995 Free Software Foundation, Inc.
   6
   7    This file is part of GAS, the GNU Assembler.
   8
   9    GAS is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2, or (at your option)
  12    any later version.
  13
  14    GAS is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with GAS; see the file COPYING.  If not, write to
  21    the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  22
  23 #define TC_ARM 1
  24
  25 #define COFF_MAGIC ARMMAGIC
  26 #define TARGET_ARCH bfd_arch_arm
  27
  28 #define AOUT_MACHTYPE 0
  29
  30 #define DIFF_EXPR_OK
  31
  32 #define LITTLE_ENDIAN 1234
  33 #define BIG_ENDIAN 4321
  34
  35 /* If neither TARGET_BYTES_BIG_ENDIAN nor TARGET_BYTES_LITTLE_ENDIAN
  36    is specified, default to little endian.  */
  37 #ifndef TARGET_BYTES_BIG_ENDIAN
  38 #ifndef TARGET_BYTES_LITTLE_ENDIAN
  39 #define TARGET_BYTES_LITTLE_ENDIAN
  40 #endif
  41 #endif
  42
  43 #ifdef OBJ_AOUT
  44 #ifdef TE_RISCIX
  45 #define TARGET_FORMAT "a.out-riscix"
  46 #else
  47 #ifdef TARGET_BYTES_BIG_ENDIAN
  48 #define TARGET_FORMAT "a.out-arm-big"
  49 #else
  50 #define TARGET_FORMAT "a.out-arm-little"
  51 #endif
  52 #endif
  53 #endif
  54
  55 #ifdef OBJ_AIF
  56 #define TARGET_FORMAT "aif"
  57 #endif
  58
  59 #ifdef OBJ_COFF
  60 #ifdef TE_PE
  61 #define TC_FORCE_RELOCATION(x) ((x)->fx_r_type==11)
  62 #define TARGET_FORMAT (target_big_endian ? "pe-arm-big" : "pe-arm-little")
  63 /* Tell tc-arm.c to support runtime endian selection.  */
  64 #define ARM_BI_ENDIAN
  65 #endif
  66 #endif
  67
  68 #define md_convert_frag(b,s,f)          {as_fatal ("arm convert_frag\n");}
  69
  70 #define md_after_pass_hook() arm_after_pass_hook ()
  71 #define md_start_line_hook() arm_start_line_hook ()
  72 #define tc_frob_label(S) arm_frob_label (S)
  73
  74 #define obj_fix_adjustable(fixP) 0
  75
  76 #if 0   /* It isn't as simple as this */
  77 #define tc_frob_symbol(sym,punt)        \
  78 {       if (S_IS_LOCAL (sym))           \
  79           {                             \
  80             punt = 1;                   \
  81             sym->sy_used_in_reloc = 0;  \
  82           }}
  83 #endif
  84
  85 #if 0
  86 #define tc_crawl_symbol_chain(a)        {;}     /* not used */
  87 #define tc_headers_hook(a)              {;}     /* not used */
  88 #endif
  89
  90 #define tc_aout_pre_write_hook(x)       {;}     /* not used */
  91
  92 #define LISTING_HEADER "ARM GAS "
  93
  94 #define OPTIONAL_REGISTER_PREFIX '%'
  95
  96 #define md_operand(x)
  97
  98 #define LOCAL_LABELS_FB  1
  99
 100 /* Use defaults for OBJ_AOUT.  */
 101 #ifndef OBJ_AOUT
 102 #define LOCAL_LABEL(name)       ((name)[0] == '.' && (name)[1] == 'L')
 103 #define FAKE_LABEL_NAME         ".L0\001"
 104 #endif
 105
 106 /* end of tc-arm.h */