1 /* Definitions for symbol-reading containing "stabs", for GDB.
2 Copyright (C) 1992-2019 Free Software Foundation, Inc.
3 Contributed by Cygnus Support. Written by John Gilmore.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
23 /* This file exists to hold the common definitions required of most of
24 the symbol-readers that end up using stabs. The common use of
25 these `symbol-type-specific' customizations of the generic data
26 structures makes the stabs-oriented symbol readers able to call
27 each others' functions as required. */
30 /* The tag used to find the DBX info attached to an objfile. This is
31 global because it is referenced by several modules. */
32 extern const struct objfile_data
*dbx_objfile_data_key
;
34 /* Information is passed among various dbxread routines for accessing
35 symbol files. A pointer to this structure is kept in the objfile,
36 using the dbx_objfile_data_key. */
38 struct dbx_symfile_info
40 CORE_ADDR text_addr
; /* Start of text section */
41 int text_size
; /* Size of text section */
42 int symcount
; /* How many symbols are there in the file */
43 char *stringtab
; /* The actual string table */
44 int stringtab_size
; /* Its size */
45 file_ptr symtab_offset
; /* Offset in file to symbol table */
46 int symbol_size
; /* Bytes in a single symbol */
48 /* See stabsread.h for the use of the following. */
49 struct header_file
*header_files
;
51 int n_allocated_header_files
;
53 /* Pointers to BFD sections. These are used to speed up the building of
55 asection
*text_section
;
56 asection
*data_section
;
57 asection
*bss_section
;
59 /* Pointer to the separate ".stab" section, if there is one. */
60 asection
*stab_section
;
63 #define DBX_SYMFILE_INFO(o) \
64 ((struct dbx_symfile_info *) objfile_data ((o), dbx_objfile_data_key))
65 #define DBX_TEXT_ADDR(o) (DBX_SYMFILE_INFO(o)->text_addr)
66 #define DBX_TEXT_SIZE(o) (DBX_SYMFILE_INFO(o)->text_size)
67 #define DBX_SYMCOUNT(o) (DBX_SYMFILE_INFO(o)->symcount)
68 #define DBX_STRINGTAB(o) (DBX_SYMFILE_INFO(o)->stringtab)
69 #define DBX_STRINGTAB_SIZE(o) (DBX_SYMFILE_INFO(o)->stringtab_size)
70 #define DBX_SYMTAB_OFFSET(o) (DBX_SYMFILE_INFO(o)->symtab_offset)
71 #define DBX_SYMBOL_SIZE(o) (DBX_SYMFILE_INFO(o)->symbol_size)
72 #define DBX_TEXT_SECTION(o) (DBX_SYMFILE_INFO(o)->text_section)
73 #define DBX_DATA_SECTION(o) (DBX_SYMFILE_INFO(o)->data_section)
74 #define DBX_BSS_SECTION(o) (DBX_SYMFILE_INFO(o)->bss_section)
75 #define DBX_STAB_SECTION(o) (DBX_SYMFILE_INFO(o)->stab_section)
77 #endif /* GDB_STABS_H */
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