diff options
Diffstat (limited to 'binutils-2.25/binutils/dwarf.h')
| -rw-r--r-- | binutils-2.25/binutils/dwarf.h | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/binutils-2.25/binutils/dwarf.h b/binutils-2.25/binutils/dwarf.h new file mode 100644 index 00000000..68e93f1c --- /dev/null +++ b/binutils-2.25/binutils/dwarf.h @@ -0,0 +1,250 @@ +/* dwarf.h - DWARF support header file + Copyright 2005-2013 Free Software Foundation, Inc. + + This file is part of GNU Binutils. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, USA. */ + +typedef unsigned HOST_WIDEST_INT dwarf_vma; +typedef HOST_WIDEST_INT dwarf_signed_vma; +typedef unsigned HOST_WIDEST_INT dwarf_size_type; + +/* Structure found in the .debug_line section. */ +typedef struct +{ + unsigned char li_length [4]; + unsigned char li_version [2]; + unsigned char li_prologue_length [4]; + unsigned char li_min_insn_length [1]; + unsigned char li_default_is_stmt [1]; + unsigned char li_line_base [1]; + unsigned char li_line_range [1]; + unsigned char li_opcode_base [1]; +} +DWARF2_External_LineInfo; + +typedef struct +{ + dwarf_vma li_length; + unsigned short li_version; + unsigned int li_prologue_length; + unsigned char li_min_insn_length; + unsigned char li_max_ops_per_insn; + unsigned char li_default_is_stmt; + int li_line_base; + unsigned char li_line_range; + unsigned char li_opcode_base; +} +DWARF2_Internal_LineInfo; + +/* Structure found in .debug_pubnames section. */ +typedef struct +{ + unsigned char pn_length [4]; + unsigned char pn_version [2]; + unsigned char pn_offset [4]; + unsigned char pn_size [4]; +} +DWARF2_External_PubNames; + +typedef struct +{ + dwarf_vma pn_length; + unsigned short pn_version; + dwarf_vma pn_offset; + dwarf_vma pn_size; +} +DWARF2_Internal_PubNames; + +/* Structure found in .debug_info section. */ +typedef struct +{ + unsigned char cu_length [4]; + unsigned char cu_version [2]; + unsigned char cu_abbrev_offset [4]; + unsigned char cu_pointer_size [1]; +} +DWARF2_External_CompUnit; + +typedef struct +{ + dwarf_vma cu_length; + unsigned short cu_version; + dwarf_vma cu_abbrev_offset; + unsigned char cu_pointer_size; +} +DWARF2_Internal_CompUnit; + +typedef struct +{ + unsigned char ar_length [4]; + unsigned char ar_version [2]; + unsigned char ar_info_offset [4]; + unsigned char ar_pointer_size [1]; + unsigned char ar_segment_size [1]; +} +DWARF2_External_ARange; + +typedef struct +{ + dwarf_vma ar_length; + unsigned short ar_version; + dwarf_vma ar_info_offset; + unsigned char ar_pointer_size; + unsigned char ar_segment_size; +} +DWARF2_Internal_ARange; + +enum dwarf_section_display_enum +{ + abbrev = 0, + aranges, + frame, + info, + line, + pubnames, + eh_frame, + macinfo, + macro, + str, + loc, + pubtypes, + ranges, + static_func, + static_vars, + types, + weaknames, + gdb_index, + trace_info, + trace_abbrev, + trace_aranges, + info_dwo, + abbrev_dwo, + types_dwo, + line_dwo, + loc_dwo, + macro_dwo, + macinfo_dwo, + str_dwo, + str_index, + str_index_dwo, + debug_addr, + dwp_cu_index, + dwp_tu_index, + max +}; + +struct dwarf_section +{ + /* A debug section has a different name when it's stored compressed + or not. COMPRESSED_NAME and UNCOMPRESSED_NAME are the two + possibilities. NAME is set to whichever one is used for this + input file, as determined by load_debug_section(). */ + const char *uncompressed_name; + const char *compressed_name; + const char *name; + unsigned char *start; + dwarf_vma address; + dwarf_size_type size; + enum dwarf_section_display_enum abbrev_sec; +}; + +/* A structure containing the name of a debug section + and a pointer to a function that can decode it. */ +struct dwarf_section_display +{ + struct dwarf_section section; + int (*display) (struct dwarf_section *, void *); + int *enabled; + unsigned int relocate : 1; +}; + +extern struct dwarf_section_display debug_displays []; + +/* This structure records the information that + we extract from the.debug_info section. */ +typedef struct +{ + unsigned int pointer_size; + unsigned int offset_size; + int dwarf_version; + dwarf_vma cu_offset; + dwarf_vma base_address; + /* This field is filled in when reading the attribute DW_AT_GNU_addr_base and + is used with the form DW_AT_GNU_FORM_addr_index. */ + dwarf_vma addr_base; + /* This field is filled in when reading the attribute DW_AT_GNU_ranges_base and + is used when calculating ranges. */ + dwarf_vma ranges_base; + /* This is an array of offsets to the location list table. */ + dwarf_vma * loc_offsets; + int * have_frame_base; + unsigned int num_loc_offsets; + unsigned int max_loc_offsets; + /* List of .debug_ranges offsets seen in this .debug_info. */ + dwarf_vma * range_lists; + unsigned int num_range_lists; + unsigned int max_range_lists; +} +debug_info; + +extern int eh_addr_size; + +extern int do_debug_info; +extern int do_debug_abbrevs; +extern int do_debug_lines; +extern int do_debug_pubnames; +extern int do_debug_pubtypes; +extern int do_debug_aranges; +extern int do_debug_ranges; +extern int do_debug_frames; +extern int do_debug_frames_interp; +extern int do_debug_macinfo; +extern int do_debug_str; +extern int do_debug_loc; +extern int do_gdb_index; +extern int do_trace_info; +extern int do_trace_abbrevs; +extern int do_trace_aranges; +extern int do_debug_addr; +extern int do_debug_cu_index; +extern int do_wide; + +extern int dwarf_cutoff_level; +extern unsigned long dwarf_start_die; + +extern int dwarf_check; + +extern void init_dwarf_regnames (unsigned int); +extern void init_dwarf_regnames_i386 (void); +extern void init_dwarf_regnames_x86_64 (void); + +extern int load_debug_section (enum dwarf_section_display_enum, void *); +extern void free_debug_section (enum dwarf_section_display_enum); + +extern void free_debug_memory (void); + +extern void dwarf_select_sections_by_names (const char *); +extern void dwarf_select_sections_by_letters (const char *); +extern void dwarf_select_sections_all (void); + +unsigned int * find_cu_tu_set (void *, unsigned int); + +void * cmalloc (size_t, size_t); +void * xcmalloc (size_t, size_t); +void * xcrealloc (void *, size_t, size_t); + +extern dwarf_vma read_leb128 (unsigned char *, unsigned int *, bfd_boolean, const unsigned char * const); |