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, char *, int *);
  49 int    md_parse_option (int, char *);
  50 void   md_show_usage (FILE *);
  51 short  tc_coff_fix2rtype (fixS *);
  52 void   md_assemble (char *);
  53 void   md_begin (void);
  54 void   md_number_to_chars (char *, valueT, int);
  55 void   md_apply_fix3 (fixS *, valueT *, segT);
  56
  57 #ifndef WORKING_DOT_WORD
  58 extern int md_short_jump_size;
  59 extern int md_long_jump_size;
  60 #endif
  61
  62 #ifndef md_create_long_jump
  63 void    md_create_long_jump (char *, addressT, addressT, fragS *, symbolS *);
  64 #endif
  65 #ifndef md_create_short_jump
  66 void    md_create_short_jump (char *, addressT, addressT, fragS *, symbolS *);
  67 #endif
  68 #ifndef md_pcrel_from
  69 long    md_pcrel_from (fixS *);
  70 #endif
  71 #ifndef md_operand
  72 void    md_operand (expressionS *);
  73 #endif
  74 #ifndef md_estimate_size_before_relax
  75 int     md_estimate_size_before_relax (fragS * fragP, segT);
  76 #endif
  77 #ifndef md_section_align
  78 valueT  md_section_align (segT, valueT);
  79 #endif
  80 #ifndef  md_undefined_symbol
  81 symbolS *md_undefined_symbol (char *);
  82 #endif
  83
  84 #ifdef BFD_ASSEMBLER
  85
  86 #ifndef md_convert_frag
  87 void    md_convert_frag (bfd *, segT, fragS *);
  88 #endif
  89 #ifndef tc_headers_hook
  90 void    tc_headers_hook (segT *, fixS *);
  91 #endif
  92 #ifndef RELOC_EXPANSION_POSSIBLE
  93 extern arelent *tc_gen_reloc (asection *, fixS *);
  94 #else
  95 extern arelent **tc_gen_reloc (asection *, fixS *);
  96 #endif
  97
  98 #else /* not BFD_ASSEMBLER */
  99
 100 #ifndef md_convert_frag
 101 void    md_convert_frag (object_headers *, segT, fragS *);
 102 #endif
 103 #ifndef tc_crawl_symbol_chain
 104 void    tc_crawl_symbol_chain (object_headers *);
 105 #endif
 106 #ifndef tc_headers_hook
 107 void    tc_headers_hook (object_headers *);
 108 #endif
 109
 110 #endif /* BFD_ASSEMBLER */