obj.h revision 78828 
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   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
24char *obj_default_output_file_name PARAMS ((void));
25void obj_emit_relocations PARAMS ((char **where, fixS * fixP,
26				   relax_addressT segment_address_in_file));
27void obj_emit_strings PARAMS ((char **where));
28void obj_emit_symbols PARAMS ((char **where, symbolS * symbols));
29#ifndef obj_read_begin_hook
30void obj_read_begin_hook PARAMS ((void));
31#endif
32#ifndef BFD_ASSEMBLER
33void obj_crawl_symbol_chain PARAMS ((object_headers * headers));
34void obj_header_append PARAMS ((char **where, object_headers * headers));
35#ifndef obj_pre_write_hook
36void obj_pre_write_hook PARAMS ((object_headers * headers));
37#endif
38#endif
39
40#ifndef obj_symbol_new_hook
41void obj_symbol_new_hook PARAMS ((symbolS * symbolP));
42#endif
43
44void obj_symbol_to_chars PARAMS ((char **where, symbolS * symbolP));
45
46extern const pseudo_typeS obj_pseudo_table[];
47
48#ifdef BFD_ASSEMBLER
49struct format_ops {
50  int flavor;
51  unsigned dfl_leading_underscore : 1;
52  unsigned emit_section_symbols : 1;
53  void (*begin) PARAMS ((void));
54  void (*app_file) PARAMS ((const char *));
55  void (*frob_symbol) PARAMS ((symbolS *, int *));
56  void (*frob_file) PARAMS ((void));
57  void (*frob_file_before_adjust) PARAMS ((void));
58  void (*frob_file_after_relocs) PARAMS ((void));
59  bfd_vma (*s_get_size) PARAMS ((symbolS *));
60  void (*s_set_size) PARAMS ((symbolS *, bfd_vma));
61  bfd_vma (*s_get_align) PARAMS ((symbolS *));
62  void (*s_set_align) PARAMS ((symbolS *, bfd_vma));
63  int (*s_get_other) PARAMS ((symbolS *));
64  void (*s_set_other) PARAMS ((symbolS *, int));
65  int (*s_get_desc) PARAMS ((symbolS *));
66  void (*s_set_desc) PARAMS ((symbolS *, int));
67  int (*s_get_type) PARAMS ((symbolS *));
68  void (*s_set_type) PARAMS ((symbolS *, int));
69  void (*copy_symbol_attributes) PARAMS ((symbolS *, symbolS *));
70  void (*generate_asm_lineno) PARAMS ((void));
71  void (*process_stab) PARAMS ((segT, int, const char *, int, int, int));
72  int (*separate_stab_sections) PARAMS ((void));
73  void (*init_stab_section) PARAMS ((segT));
74  int (*sec_sym_ok_for_reloc) PARAMS ((asection *));
75  void (*pop_insert) PARAMS ((void));
76  /* For configurations using ECOFF_DEBUGGING, this callback is used.  */
77  void (*ecoff_set_ext) PARAMS ((symbolS *, struct ecoff_extr *));
78
79  void (*read_begin_hook) PARAMS ((void));
80  void (*symbol_new_hook) PARAMS ((symbolS *));
81};
82
83extern const struct format_ops elf_format_ops;
84extern const struct format_ops ecoff_format_ops;
85extern const struct format_ops coff_format_ops;
86extern const struct format_ops aout_format_ops;
87
88#ifndef this_format
89COMMON const struct format_ops *this_format;
90#endif
91#endif
92
93/* end of obj.h */
94