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,
   5    2002, 2003, 2004, 2005, 2007, 2009 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 3, 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, 51 Franklin Street - Fifth Floor, Boston, MA
  22    02110-1301, 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
  33 #ifndef obj_symbol_new_hook
  34 void obj_symbol_new_hook (symbolS * symbolP);
  35 #endif
  36
  37 void obj_symbol_to_chars (char **where, symbolS * symbolP);
  38
  39 extern const pseudo_typeS obj_pseudo_table[];
  40
  41 struct format_ops {
  42   int flavor;
  43   unsigned dfl_leading_underscore : 1;
  44   unsigned emit_section_symbols : 1;
  45   void (*begin) (void);
  46   void (*app_file) (const char *, int);
  47   void (*frob_symbol) (symbolS *, int *);
  48   void (*frob_file) (void);
  49   void (*frob_file_before_adjust) (void);
  50   void (*frob_file_before_fix) (void);
  51   void (*frob_file_after_relocs) (void);
  52   bfd_vma (*s_get_size) (symbolS *);
  53   void (*s_set_size) (symbolS *, bfd_vma);
  54   bfd_vma (*s_get_align) (symbolS *);
  55   void (*s_set_align) (symbolS *, bfd_vma);
  56   int (*s_get_other) (symbolS *);
  57   void (*s_set_other) (symbolS *, int);
  58   int (*s_get_desc) (symbolS *);
  59   void (*s_set_desc) (symbolS *, int);
  60   int (*s_get_type) (symbolS *);
  61   void (*s_set_type) (symbolS *, int);
  62   void (*copy_symbol_attributes) (symbolS *, symbolS *);
  63   void (*generate_asm_lineno) (void);
  64   void (*process_stab) (segT, int, const char *, int, int, int);
  65   int (*separate_stab_sections) (void);
  66   void (*init_stab_section) (segT);
  67   int (*sec_sym_ok_for_reloc) (asection *);
  68   void (*pop_insert) (void);
  69   /* For configurations using ECOFF_DEBUGGING, this callback is used.  */
  70   void (*ecoff_set_ext) (symbolS *, struct ecoff_extr *);
  71
  72   void (*read_begin_hook) (void);
  73   void (*symbol_new_hook) (symbolS *);
  74   void (*symbol_clone_hook) (symbolS *, symbolS *);
  75 };
  76
  77 extern const struct format_ops elf_format_ops;
  78 extern const struct format_ops ecoff_format_ops;
  79 extern const struct format_ops coff_format_ops;
  80 extern const struct format_ops aout_format_ops;
  81
  82 #ifndef this_format
  83 COMMON const struct format_ops *this_format;
  84 #endif
  85
  86 /* end of obj.h */