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Add the missing HAVE_GETPAGESIZE check in get_view
[deliverable/binutils-gdb.git] / binutils / dwarf.h
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CommitLineData
1/* dwarf.h - DWARF support header file
2 Copyright (C) 2005-2015 Free Software Foundation, Inc.
3
4 This file is part of GNU Binutils.
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
19 MA 02110-1301, USA. */
20
21typedef unsigned HOST_WIDEST_INT dwarf_vma;
22typedef HOST_WIDEST_INT dwarf_signed_vma;
23typedef unsigned HOST_WIDEST_INT dwarf_size_type;
24
25/* Structure found in the .debug_line section. */
26typedef 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}
37DWARF2_External_LineInfo;
38
39typedef struct
40{
41 dwarf_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}
51DWARF2_Internal_LineInfo;
52
53/* Structure found in .debug_pubnames section. */
54typedef 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}
61DWARF2_External_PubNames;
62
63typedef struct
64{
65 dwarf_vma pn_length;
66 unsigned short pn_version;
67 dwarf_vma pn_offset;
68 dwarf_vma pn_size;
69}
70DWARF2_Internal_PubNames;
71
72/* Structure found in .debug_info section. */
73typedef 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}
80DWARF2_External_CompUnit;
81
82typedef struct
83{
84 dwarf_vma cu_length;
85 unsigned short cu_version;
86 dwarf_vma cu_abbrev_offset;
87 unsigned char cu_pointer_size;
88}
89DWARF2_Internal_CompUnit;
90
91typedef 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}
99DWARF2_External_ARange;
100
101typedef struct
102{
103 dwarf_vma ar_length;
104 unsigned short ar_version;
105 dwarf_vma ar_info_offset;
106 unsigned char ar_pointer_size;
107 unsigned char ar_segment_size;
108}
109DWARF2_Internal_ARange;
110
111/* N.B. The order here must match the order in debug_displays. */
112
113enum dwarf_section_display_enum
114{
115 abbrev = 0,
116 aranges,
117 frame,
118 info,
119 line,
120 pubnames,
121 gnu_pubnames,
122 eh_frame,
123 macinfo,
124 macro,
125 str,
126 loc,
127 pubtypes,
128 gnu_pubtypes,
129 ranges,
130 static_func,
131 static_vars,
132 types,
133 weaknames,
134 gdb_index,
135 trace_info,
136 trace_abbrev,
137 trace_aranges,
138 info_dwo,
139 abbrev_dwo,
140 types_dwo,
141 line_dwo,
142 loc_dwo,
143 macro_dwo,
144 macinfo_dwo,
145 str_dwo,
146 str_index,
147 str_index_dwo,
148 debug_addr,
149 dwp_cu_index,
150 dwp_tu_index,
151 max
152};
153
154struct dwarf_section
155{
156 /* A debug section has a different name when it's stored compressed
157 or not. COMPRESSED_NAME and UNCOMPRESSED_NAME are the two
158 possibilities. NAME is set to whichever one is used for this
159 input file, as determined by load_debug_section(). */
160 const char *uncompressed_name;
161 const char *compressed_name;
162 const char *name;
163 unsigned char *start;
164 dwarf_vma address;
165 dwarf_size_type size;
166 enum dwarf_section_display_enum abbrev_sec;
167 /* A spare field for random use. */
168 void *user_data;
169};
170
171/* A structure containing the name of a debug section
172 and a pointer to a function that can decode it. */
173struct dwarf_section_display
174{
175 struct dwarf_section section;
176 int (*display) (struct dwarf_section *, void *);
177 int *enabled;
178 unsigned int relocate : 1;
179};
180
181extern struct dwarf_section_display debug_displays [];
182
183/* This structure records the information that
184 we extract from the.debug_info section. */
185typedef struct
186{
187 unsigned int pointer_size;
188 unsigned int offset_size;
189 int dwarf_version;
190 dwarf_vma cu_offset;
191 dwarf_vma base_address;
192 /* This field is filled in when reading the attribute DW_AT_GNU_addr_base and
193 is used with the form DW_AT_GNU_FORM_addr_index. */
194 dwarf_vma addr_base;
195 /* This field is filled in when reading the attribute DW_AT_GNU_ranges_base and
196 is used when calculating ranges. */
197 dwarf_vma ranges_base;
198 /* This is an array of offsets to the location list table. */
199 dwarf_vma * loc_offsets;
200 int * have_frame_base;
201 unsigned int num_loc_offsets;
202 unsigned int max_loc_offsets;
203 /* List of .debug_ranges offsets seen in this .debug_info. */
204 dwarf_vma * range_lists;
205 unsigned int num_range_lists;
206 unsigned int max_range_lists;
207}
208debug_info;
209
210extern int eh_addr_size;
211
212extern int do_debug_info;
213extern int do_debug_abbrevs;
214extern int do_debug_lines;
215extern int do_debug_pubnames;
216extern int do_debug_pubtypes;
217extern int do_debug_aranges;
218extern int do_debug_ranges;
219extern int do_debug_frames;
220extern int do_debug_frames_interp;
221extern int do_debug_macinfo;
222extern int do_debug_str;
223extern int do_debug_loc;
224extern int do_gdb_index;
225extern int do_trace_info;
226extern int do_trace_abbrevs;
227extern int do_trace_aranges;
228extern int do_debug_addr;
229extern int do_debug_cu_index;
230extern int do_wide;
231
232extern int dwarf_cutoff_level;
233extern unsigned long dwarf_start_die;
234
235extern int dwarf_check;
236
237extern void init_dwarf_regnames (unsigned int);
238extern void init_dwarf_regnames_i386 (void);
239extern void init_dwarf_regnames_x86_64 (void);
240extern void init_dwarf_regnames_aarch64 (void);
241
242extern int load_debug_section (enum dwarf_section_display_enum, void *);
243extern void free_debug_section (enum dwarf_section_display_enum);
244
245extern void free_debug_memory (void);
246
247extern void dwarf_select_sections_by_names (const char *);
248extern void dwarf_select_sections_by_letters (const char *);
249extern void dwarf_select_sections_all (void);
250
251extern unsigned int * find_cu_tu_set (void *, unsigned int);
252
253extern void * cmalloc (size_t, size_t);
254extern void * xcalloc2 (size_t, size_t);
255extern void * xcmalloc (size_t, size_t);
256extern void * xcrealloc (void *, size_t, size_t);
257
258extern dwarf_vma read_leb128 (unsigned char *, unsigned int *, bfd_boolean, const unsigned char * const);
GDB Binutils - Deliverables
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