gas/tc.h

   1 /* tc.h - target cpu dependent
   2
   3    Copyright 1987, 1990, 1991, 1992, 1993, 1994, 1995, 2000, 2001, 2003
   4    Free Software Foundation, Inc.
   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
  20    the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  21
  22 /* In theory (mine, at least!) the machine dependent part of the assembler
  23    should only have to include one file.  This one.  -- JF */
  24
  25 extern const pseudo_typeS md_pseudo_table[];
  26
  27 /* JF moved this here from as.h under the theory that nobody except MACHINE.c
  28    and write.c care about it anyway.  */
  29
  30 struct relax_type
  31 {
  32   /* Forward reach. Signed number. > 0.  */
  33   long rlx_forward;
  34   /* Backward reach. Signed number. < 0.  */
  35   long rlx_backward;
  36
  37   /* Bytes length of this address.  */
  38   unsigned char rlx_length;
  39
  40   /* Next longer relax-state.  0 means there is no 'next' relax-state.  */
  41   relax_substateT rlx_more;
  42 };
  43
  44 typedef struct relax_type relax_typeS;
  45
  46 extern const int md_reloc_size; /* Size of a relocation record */
  47
  48 char *md_atof (int what_statement_type, char *literalP, int *sizeP);
  49 #ifndef md_estimate_size_before_relax
  50 int md_estimate_size_before_relax (fragS * fragP, segT segment);
  51 #endif
  52 int md_parse_option (int c, char *arg);
  53 void md_show_usage (FILE *);
  54 #ifndef md_pcrel_from
  55 long md_pcrel_from (fixS * fixP);
  56 #endif
  57 short tc_coff_fix2rtype (fixS * fixP);
  58 void md_assemble (char *str);
  59 void md_begin (void);
  60 #ifndef md_create_long_jump
  61 void md_create_long_jump (char *ptr, addressT from_addr,
  62                           addressT to_addr, fragS * frag,
  63                           symbolS * to_symbol);
  64 #endif
  65 #ifndef md_create_short_jump
  66 void md_create_short_jump (char *ptr, addressT from_addr,
  67                            addressT to_addr, fragS * frag,
  68                            symbolS * to_symbol);
  69 #endif
  70 void md_number_to_chars (char *buf, valueT val, int n);
  71
  72 #ifndef md_operand
  73 void md_operand (expressionS * expressionP);
  74 #endif
  75
  76 void md_apply_fix3 (fixS *, valueT *, segT);
  77
  78 #ifdef BFD_ASSEMBLER
  79 #ifndef md_convert_frag
  80 void md_convert_frag (bfd * headers, segT sec, fragS * fragP);
  81 #endif
  82 #ifndef tc_headers_hook
  83 void tc_headers_hook (segT *, fixS *);
  84 #endif
  85 #ifndef RELOC_EXPANSION_POSSIBLE
  86 extern arelent *tc_gen_reloc (asection *, fixS *);
  87 #else
  88 extern arelent **tc_gen_reloc (asection *, fixS *);
  89 #endif
  90 #else /* not BFD_ASSEMBLER */
  91 #ifndef md_convert_frag
  92 void md_convert_frag (object_headers * headers, segT, fragS * fragP);
  93 #endif
  94
  95 #ifndef tc_crawl_symbol_chain
  96 void tc_crawl_symbol_chain (object_headers * headers);
  97 #endif /* tc_crawl_symbol_chain */
  98
  99 #ifndef tc_headers_hook
 100 void tc_headers_hook (object_headers * headers);
 101 #endif /* tc_headers_hook */
 102 #endif /* BFD_ASSEMBLER */
 103
 104 #ifndef md_section_align
 105 valueT md_section_align (segT seg, valueT size);
 106 #endif
 107
 108 #ifndef md_undefined_symbol
 109 symbolS *md_undefined_symbol (char *name);
 110 #endif
 111
 112 /* end of tc.h */