gas/obj.h

   1 /* obj.h - defines the object dependent hooks for all object
   2    format backends.
   3
   4    Copyright 1987, 1990, 1991, 1992, 1993, 1995, 1996, 1997, 1999, 2000, 2002
   5    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 the Free
  21    Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  22    02111-1307, USA.  */
  23
  24 char *obj_default_output_file_name (void);
  25 void obj_emit_relocations (char **where, fixS * fixP,
  26                            relax_addressT segment_address_in_file);
  27 void obj_emit_strings (char **where);
  28 void obj_emit_symbols (char **where, symbolS * symbols);
  29 #ifndef obj_read_begin_hook
  30 void obj_read_begin_hook (void);
  31 #endif
  32 #ifndef BFD_ASSEMBLER
  33 void obj_crawl_symbol_chain (object_headers * headers);
  34 void obj_header_append (char **where, object_headers * headers);
  35 #ifndef obj_pre_write_hook
  36 void obj_pre_write_hook (object_headers * headers);
  37 #endif
  38 #endif
  39
  40 #ifndef obj_symbol_new_hook
  41 void obj_symbol_new_hook (symbolS * symbolP);
  42 #endif
  43
  44 void obj_symbol_to_chars (char **where, symbolS * symbolP);
  45
  46 extern const pseudo_typeS obj_pseudo_table[];
  47
  48 #ifdef BFD_ASSEMBLER
  49 struct format_ops {
  50   int flavor;
  51   unsigned dfl_leading_underscore : 1;
  52   unsigned emit_section_symbols : 1;
  53   void (*begin) (void);
  54   void (*app_file) (const char *);
  55   void (*frob_symbol) (symbolS *, int *);
  56   void (*frob_file) (void);
  57   void (*frob_file_before_adjust) (void);
  58   void (*frob_file_before_fix) (void);
  59   void (*frob_file_after_relocs) (void);
  60   bfd_vma (*s_get_size) (symbolS *);
  61   void (*s_set_size) (symbolS *, bfd_vma);
  62   bfd_vma (*s_get_align) (symbolS *);
  63   void (*s_set_align) (symbolS *, bfd_vma);
  64   int (*s_get_other) (symbolS *);
  65   void (*s_set_other) (symbolS *, int);
  66   int (*s_get_desc) (symbolS *);
  67   void (*s_set_desc) (symbolS *, int);
  68   int (*s_get_type) (symbolS *);
  69   void (*s_set_type) (symbolS *, int);
  70   void (*copy_symbol_attributes) (symbolS *, symbolS *);
  71   void (*generate_asm_lineno) (void);
  72   void (*process_stab) (segT, int, const char *, int, int, int);
  73   int (*separate_stab_sections) (void);
  74   void (*init_stab_section) (segT);
  75   int (*sec_sym_ok_for_reloc) (asection *);
  76   void (*pop_insert) (void);
  77   /* For configurations using ECOFF_DEBUGGING, this callback is used.  */
  78   void (*ecoff_set_ext) (symbolS *, struct ecoff_extr *);
  79
  80   void (*read_begin_hook) (void);
  81   void (*symbol_new_hook) (symbolS *);
  82 };
  83
  84 extern const struct format_ops elf_format_ops;
  85 extern const struct format_ops ecoff_format_ops;
  86 extern const struct format_ops coff_format_ops;
  87 extern const struct format_ops aout_format_ops;
  88
  89 #ifndef this_format
  90 COMMON const struct format_ops *this_format;
  91 #endif
  92 #endif
  93
  94 /* end of obj.h */