Commit | Line | Data |
---|---|---|
1b315056 | 1 | /* dwarf.h - DWARF support header file |
467c65bc | 2 | Copyright 2005, 2007, 2008, 2009, 2010, 2011 |
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 | |
467c65bc NC |
22 | typedef unsigned HOST_WIDEST_INT dwarf_vma; |
23 | typedef HOST_WIDEST_INT dwarf_signed_vma; | |
24 | typedef unsigned HOST_WIDEST_INT dwarf_size_type; | |
19e6b90e | 25 | |
47704ddf KT |
26 | /* Structure found in the .debug_line section. */ |
27 | typedef struct | |
28 | { | |
29 | unsigned char li_length [4]; | |
30 | unsigned char li_version [2]; | |
31 | unsigned char li_prologue_length [4]; | |
32 | unsigned char li_min_insn_length [1]; | |
33 | unsigned char li_default_is_stmt [1]; | |
34 | unsigned char li_line_base [1]; | |
35 | unsigned char li_line_range [1]; | |
36 | unsigned char li_opcode_base [1]; | |
37 | } | |
38 | DWARF2_External_LineInfo; | |
39 | ||
40 | typedef struct | |
41 | { | |
467c65bc | 42 | dwarf_vma li_length; |
47704ddf KT |
43 | unsigned short li_version; |
44 | unsigned int li_prologue_length; | |
45 | unsigned char li_min_insn_length; | |
46 | unsigned char li_max_ops_per_insn; | |
47 | unsigned char li_default_is_stmt; | |
48 | int li_line_base; | |
49 | unsigned char li_line_range; | |
50 | unsigned char li_opcode_base; | |
51 | } | |
52 | DWARF2_Internal_LineInfo; | |
53 | ||
54 | /* Structure found in .debug_pubnames section. */ | |
55 | typedef struct | |
56 | { | |
57 | unsigned char pn_length [4]; | |
58 | unsigned char pn_version [2]; | |
59 | unsigned char pn_offset [4]; | |
60 | unsigned char pn_size [4]; | |
61 | } | |
62 | DWARF2_External_PubNames; | |
63 | ||
64 | typedef struct | |
65 | { | |
467c65bc | 66 | dwarf_vma pn_length; |
47704ddf | 67 | unsigned short pn_version; |
467c65bc NC |
68 | dwarf_vma pn_offset; |
69 | dwarf_vma pn_size; | |
47704ddf KT |
70 | } |
71 | DWARF2_Internal_PubNames; | |
72 | ||
73 | /* Structure found in .debug_info section. */ | |
74 | typedef struct | |
75 | { | |
76 | unsigned char cu_length [4]; | |
77 | unsigned char cu_version [2]; | |
78 | unsigned char cu_abbrev_offset [4]; | |
79 | unsigned char cu_pointer_size [1]; | |
80 | } | |
81 | DWARF2_External_CompUnit; | |
82 | ||
83 | typedef struct | |
84 | { | |
467c65bc | 85 | dwarf_vma cu_length; |
47704ddf | 86 | unsigned short cu_version; |
467c65bc | 87 | dwarf_vma cu_abbrev_offset; |
47704ddf KT |
88 | unsigned char cu_pointer_size; |
89 | } | |
90 | DWARF2_Internal_CompUnit; | |
91 | ||
92 | typedef struct | |
93 | { | |
94 | unsigned char ar_length [4]; | |
95 | unsigned char ar_version [2]; | |
96 | unsigned char ar_info_offset [4]; | |
97 | unsigned char ar_pointer_size [1]; | |
98 | unsigned char ar_segment_size [1]; | |
99 | } | |
100 | DWARF2_External_ARange; | |
101 | ||
102 | typedef struct | |
103 | { | |
467c65bc | 104 | dwarf_vma ar_length; |
47704ddf | 105 | unsigned short ar_version; |
467c65bc | 106 | dwarf_vma ar_info_offset; |
47704ddf KT |
107 | unsigned char ar_pointer_size; |
108 | unsigned char ar_segment_size; | |
109 | } | |
110 | DWARF2_Internal_ARange; | |
111 | ||
19e6b90e L |
112 | struct dwarf_section |
113 | { | |
1b315056 | 114 | /* A debug section has a different name when it's stored compressed |
c34f4fc6 NC |
115 | or not. COMPRESSED_NAME and UNCOMPRESSED_NAME are the two |
116 | possibilities. NAME is set to whichever one is used for this | |
117 | input file, as determined by load_debug_section(). */ | |
1b315056 CS |
118 | const char *uncompressed_name; |
119 | const char *compressed_name; | |
4cb93e3b | 120 | const char *name; |
19e6b90e L |
121 | unsigned char *start; |
122 | dwarf_vma address; | |
123 | dwarf_size_type size; | |
124 | }; | |
125 | ||
126 | /* A structure containing the name of a debug section | |
127 | and a pointer to a function that can decode it. */ | |
128 | struct dwarf_section_display | |
129 | { | |
130 | struct dwarf_section section; | |
131 | int (*display) (struct dwarf_section *, void *); | |
4cb93e3b | 132 | int *enabled; |
19e6b90e | 133 | unsigned int relocate : 1; |
19e6b90e L |
134 | }; |
135 | ||
c34f4fc6 NC |
136 | enum dwarf_section_display_enum |
137 | { | |
19e6b90e L |
138 | abbrev = 0, |
139 | aranges, | |
140 | frame, | |
141 | info, | |
142 | line, | |
143 | pubnames, | |
144 | eh_frame, | |
145 | macinfo, | |
4ccf1e31 | 146 | macro, |
19e6b90e L |
147 | str, |
148 | loc, | |
149 | pubtypes, | |
150 | ranges, | |
151 | static_func, | |
152 | static_vars, | |
153 | types, | |
154 | weaknames, | |
48049d1e | 155 | gdb_index, |
6f875884 TG |
156 | trace_info, |
157 | trace_abbrev, | |
158 | trace_aranges, | |
19e6b90e L |
159 | max |
160 | }; | |
161 | ||
162 | extern struct dwarf_section_display debug_displays []; | |
163 | ||
164 | /* This structure records the information that | |
165 | we extract from the.debug_info section. */ | |
166 | typedef struct | |
167 | { | |
168 | unsigned int pointer_size; | |
b7807392 JJ |
169 | unsigned int offset_size; |
170 | int dwarf_version; | |
467c65bc NC |
171 | dwarf_vma cu_offset; |
172 | dwarf_vma base_address; | |
19e6b90e | 173 | /* This is an array of offsets to the location list table. */ |
467c65bc NC |
174 | dwarf_vma * loc_offsets; |
175 | int * have_frame_base; | |
19e6b90e L |
176 | unsigned int num_loc_offsets; |
177 | unsigned int max_loc_offsets; | |
01a8f077 | 178 | /* List of .debug_ranges offsets seen in this .debug_info. */ |
467c65bc | 179 | dwarf_vma * range_lists; |
19e6b90e L |
180 | unsigned int num_range_lists; |
181 | unsigned int max_range_lists; | |
182 | } | |
183 | debug_info; | |
184 | ||
2dc4cec1 | 185 | extern int eh_addr_size; |
19e6b90e L |
186 | |
187 | extern int do_debug_info; | |
188 | extern int do_debug_abbrevs; | |
189 | extern int do_debug_lines; | |
190 | extern int do_debug_pubnames; | |
f9f0e732 | 191 | extern int do_debug_pubtypes; |
19e6b90e L |
192 | extern int do_debug_aranges; |
193 | extern int do_debug_ranges; | |
194 | extern int do_debug_frames; | |
195 | extern int do_debug_frames_interp; | |
196 | extern int do_debug_macinfo; | |
197 | extern int do_debug_str; | |
198 | extern int do_debug_loc; | |
5bbdf3d5 | 199 | extern int do_gdb_index; |
6f875884 TG |
200 | extern int do_trace_info; |
201 | extern int do_trace_abbrevs; | |
202 | extern int do_trace_aranges; | |
c34f4fc6 | 203 | extern int do_wide; |
19e6b90e | 204 | |
fd2f0033 TT |
205 | extern int dwarf_cutoff_level; |
206 | extern unsigned long dwarf_start_die; | |
207 | ||
2dc4cec1 | 208 | extern void init_dwarf_regnames (unsigned int); |
b129eb0e RH |
209 | extern void init_dwarf_regnames_i386 (void); |
210 | extern void init_dwarf_regnames_x86_64 (void); | |
2dc4cec1 | 211 | |
467c65bc | 212 | extern int load_debug_section (enum dwarf_section_display_enum, void *); |
19e6b90e L |
213 | extern void free_debug_section (enum dwarf_section_display_enum); |
214 | ||
215 | extern void free_debug_memory (void); | |
216 | ||
c34f4fc6 NC |
217 | extern void dwarf_select_sections_by_names (const char *); |
218 | extern void dwarf_select_sections_by_letters (const char *); | |
4cb93e3b TG |
219 | extern void dwarf_select_sections_all (void); |
220 | ||
467c65bc NC |
221 | void * cmalloc (size_t, size_t); |
222 | void * xcmalloc (size_t, size_t); | |
223 | void * xcrealloc (void *, size_t, size_t); | |
19e6b90e | 224 | |
467c65bc | 225 | dwarf_vma read_leb128 (unsigned char *, unsigned int *, int); |