Commit | Line | Data |
---|---|---|
1b315056 | 1 | /* dwarf.h - DWARF support header file |
b7807392 | 2 | Copyright 2005, 2007, 2008, 2009, 2010 |
19e6b90e L |
3 | Free Software Foundation, Inc. |
4 | ||
32866df7 | 5 | This file is part of GNU Binutils. |
19e6b90e | 6 | |
32866df7 NC |
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. | |
19e6b90e | 11 | |
32866df7 NC |
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. | |
19e6b90e | 16 | |
32866df7 NC |
17 | You should have received a copy of the GNU General Public License |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
20 | MA 02110-1301, USA. */ | |
19e6b90e | 21 | |
3284fe0c L |
22 | typedef unsigned HOST_WIDEST_INT dwarf_vma; |
23 | typedef unsigned HOST_WIDEST_INT dwarf_size_type; | |
19e6b90e | 24 | |
47704ddf KT |
25 | /* Structure found in the .debug_line section. */ |
26 | typedef struct | |
27 | { | |
28 | unsigned char li_length [4]; | |
29 | unsigned char li_version [2]; | |
30 | unsigned char li_prologue_length [4]; | |
31 | unsigned char li_min_insn_length [1]; | |
32 | unsigned char li_default_is_stmt [1]; | |
33 | unsigned char li_line_base [1]; | |
34 | unsigned char li_line_range [1]; | |
35 | unsigned char li_opcode_base [1]; | |
36 | } | |
37 | DWARF2_External_LineInfo; | |
38 | ||
39 | typedef struct | |
40 | { | |
41 | bfd_vma li_length; | |
42 | unsigned short li_version; | |
43 | unsigned int li_prologue_length; | |
44 | unsigned char li_min_insn_length; | |
45 | unsigned char li_max_ops_per_insn; | |
46 | unsigned char li_default_is_stmt; | |
47 | int li_line_base; | |
48 | unsigned char li_line_range; | |
49 | unsigned char li_opcode_base; | |
50 | } | |
51 | DWARF2_Internal_LineInfo; | |
52 | ||
53 | /* Structure found in .debug_pubnames section. */ | |
54 | typedef struct | |
55 | { | |
56 | unsigned char pn_length [4]; | |
57 | unsigned char pn_version [2]; | |
58 | unsigned char pn_offset [4]; | |
59 | unsigned char pn_size [4]; | |
60 | } | |
61 | DWARF2_External_PubNames; | |
62 | ||
63 | typedef struct | |
64 | { | |
65 | bfd_vma pn_length; | |
66 | unsigned short pn_version; | |
67 | bfd_vma pn_offset; | |
68 | bfd_vma pn_size; | |
69 | } | |
70 | DWARF2_Internal_PubNames; | |
71 | ||
72 | /* Structure found in .debug_info section. */ | |
73 | typedef struct | |
74 | { | |
75 | unsigned char cu_length [4]; | |
76 | unsigned char cu_version [2]; | |
77 | unsigned char cu_abbrev_offset [4]; | |
78 | unsigned char cu_pointer_size [1]; | |
79 | } | |
80 | DWARF2_External_CompUnit; | |
81 | ||
82 | typedef struct | |
83 | { | |
84 | bfd_vma cu_length; | |
85 | unsigned short cu_version; | |
86 | bfd_vma cu_abbrev_offset; | |
87 | unsigned char cu_pointer_size; | |
88 | } | |
89 | DWARF2_Internal_CompUnit; | |
90 | ||
91 | typedef struct | |
92 | { | |
93 | unsigned char ar_length [4]; | |
94 | unsigned char ar_version [2]; | |
95 | unsigned char ar_info_offset [4]; | |
96 | unsigned char ar_pointer_size [1]; | |
97 | unsigned char ar_segment_size [1]; | |
98 | } | |
99 | DWARF2_External_ARange; | |
100 | ||
101 | typedef struct | |
102 | { | |
103 | bfd_vma ar_length; | |
104 | unsigned short ar_version; | |
105 | bfd_vma ar_info_offset; | |
106 | unsigned char ar_pointer_size; | |
107 | unsigned char ar_segment_size; | |
108 | } | |
109 | DWARF2_Internal_ARange; | |
110 | ||
19e6b90e L |
111 | struct dwarf_section |
112 | { | |
1b315056 | 113 | /* A debug section has a different name when it's stored compressed |
c34f4fc6 NC |
114 | or not. COMPRESSED_NAME and UNCOMPRESSED_NAME are the two |
115 | possibilities. NAME is set to whichever one is used for this | |
116 | input file, as determined by load_debug_section(). */ | |
1b315056 CS |
117 | const char *uncompressed_name; |
118 | const char *compressed_name; | |
4cb93e3b | 119 | const char *name; |
19e6b90e L |
120 | unsigned char *start; |
121 | dwarf_vma address; | |
122 | dwarf_size_type size; | |
123 | }; | |
124 | ||
125 | /* A structure containing the name of a debug section | |
126 | and a pointer to a function that can decode it. */ | |
127 | struct dwarf_section_display | |
128 | { | |
129 | struct dwarf_section section; | |
130 | int (*display) (struct dwarf_section *, void *); | |
4cb93e3b | 131 | int *enabled; |
19e6b90e | 132 | unsigned int relocate : 1; |
19e6b90e L |
133 | }; |
134 | ||
c34f4fc6 NC |
135 | enum dwarf_section_display_enum |
136 | { | |
19e6b90e L |
137 | abbrev = 0, |
138 | aranges, | |
139 | frame, | |
140 | info, | |
141 | line, | |
142 | pubnames, | |
143 | eh_frame, | |
144 | macinfo, | |
145 | str, | |
146 | loc, | |
147 | pubtypes, | |
148 | ranges, | |
149 | static_func, | |
150 | static_vars, | |
151 | types, | |
152 | weaknames, | |
6f875884 TG |
153 | trace_info, |
154 | trace_abbrev, | |
155 | trace_aranges, | |
19e6b90e L |
156 | max |
157 | }; | |
158 | ||
159 | extern struct dwarf_section_display debug_displays []; | |
160 | ||
161 | /* This structure records the information that | |
162 | we extract from the.debug_info section. */ | |
163 | typedef struct | |
164 | { | |
165 | unsigned int pointer_size; | |
b7807392 JJ |
166 | unsigned int offset_size; |
167 | int dwarf_version; | |
47704ddf KT |
168 | bfd_vma cu_offset; |
169 | bfd_vma base_address; | |
19e6b90e | 170 | /* This is an array of offsets to the location list table. */ |
47704ddf | 171 | bfd_vma *loc_offsets; |
19e6b90e L |
172 | int *have_frame_base; |
173 | unsigned int num_loc_offsets; | |
174 | unsigned int max_loc_offsets; | |
01a8f077 | 175 | /* List of .debug_ranges offsets seen in this .debug_info. */ |
47704ddf | 176 | bfd_vma *range_lists; |
19e6b90e L |
177 | unsigned int num_range_lists; |
178 | unsigned int max_range_lists; | |
179 | } | |
180 | debug_info; | |
181 | ||
2dc4cec1 | 182 | extern int eh_addr_size; |
19e6b90e L |
183 | |
184 | extern int do_debug_info; | |
185 | extern int do_debug_abbrevs; | |
186 | extern int do_debug_lines; | |
187 | extern int do_debug_pubnames; | |
f9f0e732 | 188 | extern int do_debug_pubtypes; |
19e6b90e L |
189 | extern int do_debug_aranges; |
190 | extern int do_debug_ranges; | |
191 | extern int do_debug_frames; | |
192 | extern int do_debug_frames_interp; | |
193 | extern int do_debug_macinfo; | |
194 | extern int do_debug_str; | |
195 | extern int do_debug_loc; | |
5bbdf3d5 | 196 | extern int do_gdb_index; |
6f875884 TG |
197 | extern int do_trace_info; |
198 | extern int do_trace_abbrevs; | |
199 | extern int do_trace_aranges; | |
c34f4fc6 | 200 | extern int do_wide; |
19e6b90e | 201 | |
2dc4cec1 | 202 | extern void init_dwarf_regnames (unsigned int); |
b129eb0e RH |
203 | extern void init_dwarf_regnames_i386 (void); |
204 | extern void init_dwarf_regnames_x86_64 (void); | |
2dc4cec1 | 205 | |
19e6b90e L |
206 | extern int load_debug_section (enum dwarf_section_display_enum, |
207 | void *); | |
208 | extern void free_debug_section (enum dwarf_section_display_enum); | |
209 | ||
210 | extern void free_debug_memory (void); | |
211 | ||
c34f4fc6 NC |
212 | extern void dwarf_select_sections_by_names (const char *); |
213 | extern void dwarf_select_sections_by_letters (const char *); | |
4cb93e3b TG |
214 | extern void dwarf_select_sections_all (void); |
215 | ||
19e6b90e L |
216 | void *cmalloc (size_t, size_t); |
217 | void *xcmalloc (size_t, size_t); | |
218 | void *xcrealloc (void *, size_t, size_t); | |
219 | ||
47704ddf KT |
220 | bfd_vma read_leb128 (unsigned char *data, |
221 | unsigned int *length_return, int sign); |