* elf64-ppc.c (ppc64_elf_edit_toc): Don't segfault on NULL
[binutils.git] / binutils / dwarf.h
blob22ff496ca9ad9472de25357817b5a244b7d7952e
1 /* dwarf.h - DWARF support header file
2 Copyright 2005, 2007, 2008, 2009, 2010
3 Free Software Foundation, Inc.
5 This file is part of GNU Binutils.
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, write to the Free Software
19 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20 MA 02110-1301, USA. */
22 typedef unsigned HOST_WIDEST_INT dwarf_vma;
23 typedef unsigned HOST_WIDEST_INT dwarf_size_type;
25 struct dwarf_section
27 /* A debug section has a different name when it's stored compressed
28 or not. COMPRESSED_NAME and UNCOMPRESSED_NAME are the two
29 possibilities. NAME is set to whichever one is used for this
30 input file, as determined by load_debug_section(). */
31 const char *uncompressed_name;
32 const char *compressed_name;
33 const char *name;
34 unsigned char *start;
35 dwarf_vma address;
36 dwarf_size_type size;
39 /* A structure containing the name of a debug section
40 and a pointer to a function that can decode it. */
41 struct dwarf_section_display
43 struct dwarf_section section;
44 int (*display) (struct dwarf_section *, void *);
45 int *enabled;
46 unsigned int relocate : 1;
49 enum dwarf_section_display_enum
51 abbrev = 0,
52 aranges,
53 frame,
54 info,
55 line,
56 pubnames,
57 eh_frame,
58 macinfo,
59 str,
60 loc,
61 pubtypes,
62 ranges,
63 static_func,
64 static_vars,
65 types,
66 weaknames,
67 trace_info,
68 trace_abbrev,
69 trace_aranges,
70 max
73 extern struct dwarf_section_display debug_displays [];
75 /* This structure records the information that
76 we extract from the.debug_info section. */
77 typedef struct
79 unsigned int pointer_size;
80 unsigned int offset_size;
81 int dwarf_version;
82 unsigned long cu_offset;
83 unsigned long base_address;
84 /* This is an array of offsets to the location list table. */
85 unsigned long *loc_offsets;
86 int *have_frame_base;
87 unsigned int num_loc_offsets;
88 unsigned int max_loc_offsets;
89 /* List of .debug_ranges offsets seen in this .debug_info. */
90 unsigned long *range_lists;
91 unsigned int num_range_lists;
92 unsigned int max_range_lists;
94 debug_info;
96 extern int eh_addr_size;
98 extern int do_debug_info;
99 extern int do_debug_abbrevs;
100 extern int do_debug_lines;
101 extern int do_debug_pubnames;
102 extern int do_debug_pubtypes;
103 extern int do_debug_aranges;
104 extern int do_debug_ranges;
105 extern int do_debug_frames;
106 extern int do_debug_frames_interp;
107 extern int do_debug_macinfo;
108 extern int do_debug_str;
109 extern int do_debug_loc;
110 extern int do_gdb_index;
111 extern int do_trace_info;
112 extern int do_trace_abbrevs;
113 extern int do_trace_aranges;
114 extern int do_wide;
116 extern void init_dwarf_regnames (unsigned int);
117 extern void init_dwarf_regnames_i386 (void);
118 extern void init_dwarf_regnames_x86_64 (void);
120 extern int load_debug_section (enum dwarf_section_display_enum,
121 void *);
122 extern void free_debug_section (enum dwarf_section_display_enum);
124 extern void free_debug_memory (void);
126 extern void dwarf_select_sections_by_names (const char *);
127 extern void dwarf_select_sections_by_letters (const char *);
128 extern void dwarf_select_sections_all (void);
130 void *cmalloc (size_t, size_t);
131 void *xcmalloc (size_t, size_t);
132 void *xcrealloc (void *, size_t, size_t);
134 unsigned long int read_leb128 (unsigned char *data,
135 unsigned int *length_return, int sign);