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c906108c | 1 | /* Definitions for symbol-reading containing "stabs", for GDB. |
0b302171 JB |
2 | Copyright (C) 1992-1993, 1995-1997, 1999-2000, 2007-2012 Free |
3 | Software Foundation, Inc. | |
c906108c SS |
4 | Contributed by Cygnus Support. Written by John Gilmore. |
5 | ||
c5aa993b | 6 | This file is part of GDB. |
c906108c | 7 | |
c5aa993b JM |
8 | This program is free software; you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 10 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 11 | (at your option) any later version. |
c906108c | 12 | |
c5aa993b JM |
13 | This program 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. | |
c906108c | 17 | |
c5aa993b | 18 | You should have received a copy of the GNU General Public License |
a9762ec7 | 19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
20 | |
21 | /* This file exists to hold the common definitions required of most of | |
22 | the symbol-readers that end up using stabs. The common use of | |
23 | these `symbol-type-specific' customizations of the generic data | |
24 | structures makes the stabs-oriented symbol readers able to call | |
25 | each others' functions as required. */ | |
26 | ||
27 | #if !defined (GDBSTABS_H) | |
28 | #define GDBSTABS_H | |
29 | ||
d2f4b8fe TT |
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; | |
33 | ||
c906108c SS |
34 | /* The stab_section_info chain remembers info from the ELF symbol table, |
35 | while psymtabs are being built for the other symbol tables in the | |
36 | objfile. It is destroyed at the complation of psymtab-reading. | |
37 | Any info that was used from it has been copied into psymtabs. */ | |
38 | ||
c5aa993b JM |
39 | struct stab_section_info |
40 | { | |
41 | char *filename; | |
c5aa993b | 42 | struct stab_section_info *next; |
0963b4bd | 43 | int found; /* Count of times it's found in searching. */ |
a39a16c4 MM |
44 | size_t num_sections; |
45 | CORE_ADDR sections[1]; | |
c5aa993b | 46 | }; |
c906108c SS |
47 | |
48 | /* Information is passed among various dbxread routines for accessing | |
d2f4b8fe TT |
49 | symbol files. A pointer to this structure is kept in the objfile, |
50 | using the dbx_objfile_data_key. */ | |
c5aa993b JM |
51 | |
52 | struct dbx_symfile_info | |
53 | { | |
54 | CORE_ADDR text_addr; /* Start of text section */ | |
55 | int text_size; /* Size of text section */ | |
56 | int symcount; /* How many symbols are there in the file */ | |
57 | char *stringtab; /* The actual string table */ | |
58 | int stringtab_size; /* Its size */ | |
59 | file_ptr symtab_offset; /* Offset in file to symbol table */ | |
60 | int symbol_size; /* Bytes in a single symbol */ | |
3e43a32a MS |
61 | struct stab_section_info *stab_section_info; /* Section starting points |
62 | of the original .o files | |
63 | before linking. */ | |
c5aa993b | 64 | |
0963b4bd | 65 | /* See stabsread.h for the use of the following. */ |
c5aa993b JM |
66 | struct header_file *header_files; |
67 | int n_header_files; | |
68 | int n_allocated_header_files; | |
69 | ||
70 | /* Pointers to BFD sections. These are used to speed up the building of | |
71 | minimal symbols. */ | |
72 | asection *text_section; | |
73 | asection *data_section; | |
74 | asection *bss_section; | |
086df311 DJ |
75 | |
76 | /* Pointer to the separate ".stab" section, if there is one. */ | |
77 | asection *stab_section; | |
c5aa993b | 78 | }; |
c906108c | 79 | |
d2f4b8fe TT |
80 | #define DBX_SYMFILE_INFO(o) \ |
81 | ((struct dbx_symfile_info *) objfile_data ((o), dbx_objfile_data_key)) | |
c906108c SS |
82 | #define DBX_TEXT_ADDR(o) (DBX_SYMFILE_INFO(o)->text_addr) |
83 | #define DBX_TEXT_SIZE(o) (DBX_SYMFILE_INFO(o)->text_size) | |
84 | #define DBX_SYMCOUNT(o) (DBX_SYMFILE_INFO(o)->symcount) | |
85 | #define DBX_STRINGTAB(o) (DBX_SYMFILE_INFO(o)->stringtab) | |
86 | #define DBX_STRINGTAB_SIZE(o) (DBX_SYMFILE_INFO(o)->stringtab_size) | |
87 | #define DBX_SYMTAB_OFFSET(o) (DBX_SYMFILE_INFO(o)->symtab_offset) | |
88 | #define DBX_SYMBOL_SIZE(o) (DBX_SYMFILE_INFO(o)->symbol_size) | |
89 | #define DBX_TEXT_SECTION(o) (DBX_SYMFILE_INFO(o)->text_section) | |
90 | #define DBX_DATA_SECTION(o) (DBX_SYMFILE_INFO(o)->data_section) | |
91 | #define DBX_BSS_SECTION(o) (DBX_SYMFILE_INFO(o)->bss_section) | |
086df311 | 92 | #define DBX_STAB_SECTION(o) (DBX_SYMFILE_INFO(o)->stab_section) |
c906108c SS |
93 | |
94 | #endif /* GDBSTABS_H */ |