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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [binutils/] [dwarf.h] - Blame information for rev 148

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/* dwarf.h - DWARF support header file
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   Copyright 2005, 2007, 2008, 2009, 2010, 2011
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   Free Software Foundation, Inc.
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   This file is part of GNU Binutils.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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   MA 02110-1301, USA.  */
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typedef unsigned HOST_WIDEST_INT  dwarf_vma;
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typedef HOST_WIDEST_INT           dwarf_signed_vma;
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typedef unsigned HOST_WIDEST_INT  dwarf_size_type;
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/* Structure found in the .debug_line section.  */
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typedef struct
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{
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  unsigned char li_length          [4];
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  unsigned char li_version         [2];
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  unsigned char li_prologue_length [4];
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  unsigned char li_min_insn_length [1];
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  unsigned char li_default_is_stmt [1];
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  unsigned char li_line_base       [1];
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  unsigned char li_line_range      [1];
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  unsigned char li_opcode_base     [1];
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}
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DWARF2_External_LineInfo;
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typedef struct
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{
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  dwarf_vma      li_length;
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  unsigned short li_version;
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  unsigned int   li_prologue_length;
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  unsigned char  li_min_insn_length;
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  unsigned char  li_max_ops_per_insn;
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  unsigned char  li_default_is_stmt;
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  int            li_line_base;
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  unsigned char  li_line_range;
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  unsigned char  li_opcode_base;
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}
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DWARF2_Internal_LineInfo;
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/* Structure found in .debug_pubnames section.  */
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typedef struct
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{
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  unsigned char pn_length  [4];
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  unsigned char pn_version [2];
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  unsigned char pn_offset  [4];
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  unsigned char pn_size    [4];
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}
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DWARF2_External_PubNames;
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typedef struct
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{
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  dwarf_vma      pn_length;
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  unsigned short pn_version;
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  dwarf_vma      pn_offset;
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  dwarf_vma      pn_size;
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}
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DWARF2_Internal_PubNames;
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/* Structure found in .debug_info section.  */
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typedef struct
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{
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  unsigned char  cu_length        [4];
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  unsigned char  cu_version       [2];
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  unsigned char  cu_abbrev_offset [4];
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  unsigned char  cu_pointer_size  [1];
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}
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DWARF2_External_CompUnit;
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typedef struct
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{
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  dwarf_vma      cu_length;
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  unsigned short cu_version;
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  dwarf_vma      cu_abbrev_offset;
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  unsigned char  cu_pointer_size;
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}
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DWARF2_Internal_CompUnit;
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typedef struct
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{
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  unsigned char  ar_length       [4];
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  unsigned char  ar_version      [2];
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  unsigned char  ar_info_offset  [4];
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  unsigned char  ar_pointer_size [1];
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  unsigned char  ar_segment_size [1];
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}
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DWARF2_External_ARange;
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typedef struct
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{
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  dwarf_vma      ar_length;
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  unsigned short ar_version;
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  dwarf_vma      ar_info_offset;
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  unsigned char  ar_pointer_size;
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  unsigned char  ar_segment_size;
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}
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DWARF2_Internal_ARange;
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struct dwarf_section
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{
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  /* A debug section has a different name when it's stored compressed
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     or not.  COMPRESSED_NAME and UNCOMPRESSED_NAME are the two
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     possibilities.  NAME is set to whichever one is used for this
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     input file, as determined by load_debug_section().  */
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  const char *uncompressed_name;
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  const char *compressed_name;
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  const char *name;
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  unsigned char *start;
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  dwarf_vma address;
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  dwarf_size_type size;
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};
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/* A structure containing the name of a debug section
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   and a pointer to a function that can decode it.  */
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struct dwarf_section_display
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{
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  struct dwarf_section section;
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  int (*display) (struct dwarf_section *, void *);
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  int *enabled;
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  unsigned int relocate : 1;
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};
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enum dwarf_section_display_enum
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{
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  abbrev = 0,
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  aranges,
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  frame,
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  info,
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  line,
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  pubnames,
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  eh_frame,
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  macinfo,
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  str,
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  loc,
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  pubtypes,
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  ranges,
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  static_func,
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  static_vars,
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  types,
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  weaknames,
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  trace_info,
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  trace_abbrev,
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  trace_aranges,
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  max
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};
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extern struct dwarf_section_display debug_displays [];
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/* This structure records the information that
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   we extract from the.debug_info section.  */
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typedef struct
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{
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  unsigned int   pointer_size;
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  unsigned int   offset_size;
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  int            dwarf_version;
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  dwarf_vma      cu_offset;
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  dwarf_vma      base_address;
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  /* This is an array of offsets to the location list table.  */
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  dwarf_vma *    loc_offsets;
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  int *          have_frame_base;
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  unsigned int   num_loc_offsets;
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  unsigned int   max_loc_offsets;
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  /* List of .debug_ranges offsets seen in this .debug_info.  */
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  dwarf_vma *    range_lists;
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  unsigned int   num_range_lists;
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  unsigned int   max_range_lists;
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}
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debug_info;
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extern int eh_addr_size;
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extern int do_debug_info;
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extern int do_debug_abbrevs;
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extern int do_debug_lines;
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extern int do_debug_pubnames;
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extern int do_debug_pubtypes;
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extern int do_debug_aranges;
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extern int do_debug_ranges;
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extern int do_debug_frames;
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extern int do_debug_frames_interp;
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extern int do_debug_macinfo;
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extern int do_debug_str;
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extern int do_debug_loc;
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extern int do_gdb_index;
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extern int do_trace_info;
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extern int do_trace_abbrevs;
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extern int do_trace_aranges;
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extern int do_wide;
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extern int dwarf_cutoff_level;
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extern unsigned long dwarf_start_die;
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extern void init_dwarf_regnames (unsigned int);
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extern void init_dwarf_regnames_i386 (void);
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extern void init_dwarf_regnames_x86_64 (void);
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extern int load_debug_section (enum dwarf_section_display_enum, void *);
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extern void free_debug_section (enum dwarf_section_display_enum);
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extern void free_debug_memory (void);
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extern void dwarf_select_sections_by_names (const char *);
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extern void dwarf_select_sections_by_letters (const char *);
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extern void dwarf_select_sections_all (void);
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void * cmalloc (size_t, size_t);
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void * xcmalloc (size_t, size_t);
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void * xcrealloc (void *, size_t, size_t);
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dwarf_vma read_leb128 (unsigned char *, unsigned int *, int);

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