/* dwarf.c -- display DWARF contents of a BFD binary file
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/* dwarf.c -- display DWARF contents of a BFD binary file
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Copyright 2005, 2006, 2007, 2008, 2009, 2010, 2011
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Copyright 2005, 2006, 2007, 2008, 2009, 2010, 2011
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Free Software Foundation, Inc.
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Free Software Foundation, Inc.
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This file is part of GNU Binutils.
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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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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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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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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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(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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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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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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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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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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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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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
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02110-1301, USA. */
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02110-1301, USA. */
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#include "sysdep.h"
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#include "sysdep.h"
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#include "libiberty.h"
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#include "libiberty.h"
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#include "bfd.h"
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#include "bfd.h"
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#include "bfd_stdint.h"
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#include "bfd_stdint.h"
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#include "bucomm.h"
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#include "bucomm.h"
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#include "elfcomm.h"
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#include "elfcomm.h"
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#include "elf/common.h"
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#include "elf/common.h"
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#include "dwarf2.h"
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#include "dwarf2.h"
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#include "dwarf.h"
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#include "dwarf.h"
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static const char *regname (unsigned int regno, int row);
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static const char *regname (unsigned int regno, int row);
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static int have_frame_base;
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static int have_frame_base;
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static int need_base_address;
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static int need_base_address;
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static unsigned int last_pointer_size = 0;
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static unsigned int last_pointer_size = 0;
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static int warned_about_missing_comp_units = FALSE;
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static int warned_about_missing_comp_units = FALSE;
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static unsigned int num_debug_info_entries = 0;
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static unsigned int num_debug_info_entries = 0;
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static debug_info *debug_information = NULL;
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static debug_info *debug_information = NULL;
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/* Special value for num_debug_info_entries to indicate
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/* Special value for num_debug_info_entries to indicate
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that the .debug_info section could not be loaded/parsed. */
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that the .debug_info section could not be loaded/parsed. */
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#define DEBUG_INFO_UNAVAILABLE (unsigned int) -1
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#define DEBUG_INFO_UNAVAILABLE (unsigned int) -1
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int eh_addr_size;
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int eh_addr_size;
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int do_debug_info;
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int do_debug_info;
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int do_debug_abbrevs;
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int do_debug_abbrevs;
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int do_debug_lines;
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int do_debug_lines;
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int do_debug_pubnames;
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int do_debug_pubnames;
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int do_debug_pubtypes;
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int do_debug_pubtypes;
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int do_debug_aranges;
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int do_debug_aranges;
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int do_debug_ranges;
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int do_debug_ranges;
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int do_debug_frames;
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int do_debug_frames;
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int do_debug_frames_interp;
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int do_debug_frames_interp;
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int do_debug_macinfo;
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int do_debug_macinfo;
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int do_debug_str;
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int do_debug_str;
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int do_debug_loc;
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int do_debug_loc;
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int do_gdb_index;
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int do_gdb_index;
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int do_trace_info;
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int do_trace_info;
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int do_trace_abbrevs;
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int do_trace_abbrevs;
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int do_trace_aranges;
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int do_trace_aranges;
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int do_wide;
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int do_wide;
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int dwarf_cutoff_level = -1;
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int dwarf_cutoff_level = -1;
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unsigned long dwarf_start_die;
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unsigned long dwarf_start_die;
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/* Values for do_debug_lines. */
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/* Values for do_debug_lines. */
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#define FLAG_DEBUG_LINES_RAW 1
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#define FLAG_DEBUG_LINES_RAW 1
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#define FLAG_DEBUG_LINES_DECODED 2
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#define FLAG_DEBUG_LINES_DECODED 2
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static int
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static int
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size_of_encoded_value (int encoding)
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size_of_encoded_value (int encoding)
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{
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{
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switch (encoding & 0x7)
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switch (encoding & 0x7)
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{
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{
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default: /* ??? */
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default: /* ??? */
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case 0: return eh_addr_size;
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case 0: return eh_addr_size;
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case 2: return 2;
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case 2: return 2;
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case 3: return 4;
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case 3: return 4;
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case 4: return 8;
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case 4: return 8;
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}
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}
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}
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}
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static dwarf_vma
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static dwarf_vma
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get_encoded_value (unsigned char *data,
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get_encoded_value (unsigned char *data,
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int encoding,
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int encoding,
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struct dwarf_section *section)
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struct dwarf_section *section)
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{
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{
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int size = size_of_encoded_value (encoding);
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int size = size_of_encoded_value (encoding);
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dwarf_vma val;
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dwarf_vma val;
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if (encoding & DW_EH_PE_signed)
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if (encoding & DW_EH_PE_signed)
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val = byte_get_signed (data, size);
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val = byte_get_signed (data, size);
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else
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else
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val = byte_get (data, size);
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val = byte_get (data, size);
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if ((encoding & 0x70) == DW_EH_PE_pcrel)
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if ((encoding & 0x70) == DW_EH_PE_pcrel)
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val += section->address + (data - section->start);
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val += section->address + (data - section->start);
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return val;
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return val;
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}
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}
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/* Print a dwarf_vma value (typically an address, offset or length) in
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/* Print a dwarf_vma value (typically an address, offset or length) in
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hexadecimal format, followed by a space. The length of the value (and
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hexadecimal format, followed by a space. The length of the value (and
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hence the precision displayed) is determined by the byte_size parameter. */
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hence the precision displayed) is determined by the byte_size parameter. */
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static void
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static void
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print_dwarf_vma (dwarf_vma val, unsigned byte_size)
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print_dwarf_vma (dwarf_vma val, unsigned byte_size)
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{
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{
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static char buff[18];
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static char buff[18];
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int offset = 0;
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int offset = 0;
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/* Printf does not have a way of specifiying a maximum field width for an
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/* Printf does not have a way of specifiying a maximum field width for an
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integer value, so we print the full value into a buffer and then select
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integer value, so we print the full value into a buffer and then select
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the precision we need. */
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the precision we need. */
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#if __STDC_VERSION__ >= 199901L || (defined(__GNUC__) && __GNUC__ >= 2)
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#if __STDC_VERSION__ >= 199901L || (defined(__GNUC__) && __GNUC__ >= 2)
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#ifndef __MINGW32__
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#ifndef __MINGW32__
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snprintf (buff, sizeof (buff), "%16.16llx ", val);
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snprintf (buff, sizeof (buff), "%16.16llx ", val);
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#else
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#else
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snprintf (buff, sizeof (buff), "%016I64x ", val);
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snprintf (buff, sizeof (buff), "%016I64x ", val);
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#endif
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#endif
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#else
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#else
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snprintf (buff, sizeof (buff), "%16.16lx ", val);
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snprintf (buff, sizeof (buff), "%16.16lx ", val);
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#endif
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#endif
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if (byte_size != 0)
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if (byte_size != 0)
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{
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{
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if (byte_size > 0 && byte_size <= 8)
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if (byte_size > 0 && byte_size <= 8)
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offset = 16 - 2 * byte_size;
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offset = 16 - 2 * byte_size;
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else
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else
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error (_("Wrong size in print_dwarf_vma"));
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error (_("Wrong size in print_dwarf_vma"));
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}
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}
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fputs (buff + offset, stdout);
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fputs (buff + offset, stdout);
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}
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}
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#if __STDC_VERSION__ >= 199901L || (defined(__GNUC__) && __GNUC__ >= 2)
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#if __STDC_VERSION__ >= 199901L || (defined(__GNUC__) && __GNUC__ >= 2)
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#ifndef __MINGW32__
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#ifndef __MINGW32__
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#define DWARF_VMA_FMT "ll"
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#define DWARF_VMA_FMT "ll"
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#else
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#else
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#define DWARF_VMA_FMT "I64"
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#define DWARF_VMA_FMT "I64"
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#endif
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#endif
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#else
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#else
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#define DWARF_VMA_FMT "l"
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#define DWARF_VMA_FMT "l"
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#endif
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#endif
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static const char *
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static const char *
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dwarf_vmatoa (const char *fmtch, dwarf_vma value)
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dwarf_vmatoa (const char *fmtch, dwarf_vma value)
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{
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{
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/* As dwarf_vmatoa is used more then once in a printf call
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/* As dwarf_vmatoa is used more then once in a printf call
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for output, we are cycling through an fixed array of pointers
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for output, we are cycling through an fixed array of pointers
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for return address. */
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for return address. */
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static int buf_pos = 0;
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static int buf_pos = 0;
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static struct dwarf_vmatoa_buf
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static struct dwarf_vmatoa_buf
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{
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{
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char place[64];
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char place[64];
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} buf[16];
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} buf[16];
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char fmt[32];
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char fmt[32];
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char *ret;
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char *ret;
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sprintf (fmt, "%%%s%s", DWARF_VMA_FMT, fmtch);
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sprintf (fmt, "%%%s%s", DWARF_VMA_FMT, fmtch);
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ret = buf[buf_pos++].place;
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ret = buf[buf_pos++].place;
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buf_pos %= ARRAY_SIZE (buf);
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buf_pos %= ARRAY_SIZE (buf);
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snprintf (ret, sizeof (buf[0].place), fmt, value);
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snprintf (ret, sizeof (buf[0].place), fmt, value);
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return ret;
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return ret;
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}
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}
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/* Format a 64-bit value, given as two 32-bit values, in hex.
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For reentrancy, this uses a buffer provided by the caller. */
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static const char *
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dwarf_vmatoa64 (dwarf_vma hvalue, dwarf_vma lvalue, char *buf,
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unsigned int buf_len)
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{
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int len = 0;
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if (hvalue == 0)
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snprintf (buf, buf_len, "%" DWARF_VMA_FMT "x", lvalue);
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else
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{
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len = snprintf (buf, buf_len, "%" DWARF_VMA_FMT "x", hvalue);
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snprintf (buf + len, buf_len - len,
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"%08" DWARF_VMA_FMT "x", lvalue);
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}
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return buf;
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}
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dwarf_vma
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dwarf_vma
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read_leb128 (unsigned char *data, unsigned int *length_return, int sign)
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read_leb128 (unsigned char *data, unsigned int *length_return, int sign)
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{
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{
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dwarf_vma result = 0;
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dwarf_vma result = 0;
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unsigned int num_read = 0;
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unsigned int num_read = 0;
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unsigned int shift = 0;
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unsigned int shift = 0;
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unsigned char byte;
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unsigned char byte;
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do
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do
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{
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{
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byte = *data++;
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byte = *data++;
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num_read++;
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num_read++;
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result |= ((dwarf_vma) (byte & 0x7f)) << shift;
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result |= ((dwarf_vma) (byte & 0x7f)) << shift;
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shift += 7;
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shift += 7;
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}
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}
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while (byte & 0x80);
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while (byte & 0x80);
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if (length_return != NULL)
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if (length_return != NULL)
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*length_return = num_read;
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*length_return = num_read;
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if (sign && (shift < 8 * sizeof (result)) && (byte & 0x40))
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if (sign && (shift < 8 * sizeof (result)) && (byte & 0x40))
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result |= -1L << shift;
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result |= -1L << shift;
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return result;
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return result;
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}
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}
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/* Create a signed version to avoid painful typecasts. */
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/* Create a signed version to avoid painful typecasts. */
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static dwarf_signed_vma
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static dwarf_signed_vma
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read_sleb128 (unsigned char *data, unsigned int *length_return)
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read_sleb128 (unsigned char *data, unsigned int *length_return)
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{
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{
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return (dwarf_signed_vma) read_leb128 (data, length_return, 1);
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return (dwarf_signed_vma) read_leb128 (data, length_return, 1);
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}
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}
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typedef struct State_Machine_Registers
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typedef struct State_Machine_Registers
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{
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{
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dwarf_vma address;
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dwarf_vma address;
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unsigned int file;
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unsigned int file;
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unsigned int line;
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unsigned int line;
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unsigned int column;
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unsigned int column;
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int is_stmt;
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int is_stmt;
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int basic_block;
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int basic_block;
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unsigned char op_index;
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unsigned char op_index;
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unsigned char end_sequence;
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unsigned char end_sequence;
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/* This variable hold the number of the last entry seen
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/* This variable hold the number of the last entry seen
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in the File Table. */
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in the File Table. */
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unsigned int last_file_entry;
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unsigned int last_file_entry;
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} SMR;
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} SMR;
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static SMR state_machine_regs;
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static SMR state_machine_regs;
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|
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static void
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static void
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reset_state_machine (int is_stmt)
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reset_state_machine (int is_stmt)
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{
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{
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state_machine_regs.address = 0;
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state_machine_regs.address = 0;
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state_machine_regs.op_index = 0;
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state_machine_regs.op_index = 0;
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state_machine_regs.file = 1;
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state_machine_regs.file = 1;
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state_machine_regs.line = 1;
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state_machine_regs.line = 1;
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state_machine_regs.column = 0;
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state_machine_regs.column = 0;
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state_machine_regs.is_stmt = is_stmt;
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state_machine_regs.is_stmt = is_stmt;
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state_machine_regs.basic_block = 0;
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state_machine_regs.basic_block = 0;
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state_machine_regs.end_sequence = 0;
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state_machine_regs.end_sequence = 0;
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state_machine_regs.last_file_entry = 0;
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state_machine_regs.last_file_entry = 0;
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}
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}
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|
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/* Handled an extend line op.
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/* Handled an extend line op.
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Returns the number of bytes read. */
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Returns the number of bytes read. */
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|
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static int
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static int
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process_extended_line_op (unsigned char *data, int is_stmt)
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process_extended_line_op (unsigned char *data, int is_stmt)
|
{
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{
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unsigned char op_code;
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unsigned char op_code;
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unsigned int bytes_read;
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unsigned int bytes_read;
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unsigned int len;
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unsigned int len;
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unsigned char *name;
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unsigned char *name;
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dwarf_vma adr;
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dwarf_vma adr;
|
|
unsigned char *orig_data = data;
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|
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len = read_leb128 (data, & bytes_read, 0);
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len = read_leb128 (data, & bytes_read, 0);
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data += bytes_read;
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data += bytes_read;
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|
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if (len == 0)
|
if (len == 0)
|
{
|
{
|
warn (_("badly formed extended line op encountered!\n"));
|
warn (_("badly formed extended line op encountered!\n"));
|
return bytes_read;
|
return bytes_read;
|
}
|
}
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|
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len += bytes_read;
|
len += bytes_read;
|
op_code = *data++;
|
op_code = *data++;
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|
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printf (_(" Extended opcode %d: "), op_code);
|
printf (_(" Extended opcode %d: "), op_code);
|
|
|
switch (op_code)
|
switch (op_code)
|
{
|
{
|
case DW_LNE_end_sequence:
|
case DW_LNE_end_sequence:
|
printf (_("End of Sequence\n\n"));
|
printf (_("End of Sequence\n\n"));
|
reset_state_machine (is_stmt);
|
reset_state_machine (is_stmt);
|
break;
|
break;
|
|
|
case DW_LNE_set_address:
|
case DW_LNE_set_address:
|
adr = byte_get (data, len - bytes_read - 1);
|
adr = byte_get (data, len - bytes_read - 1);
|
printf (_("set Address to 0x%s\n"), dwarf_vmatoa ("x", adr));
|
printf (_("set Address to 0x%s\n"), dwarf_vmatoa ("x", adr));
|
state_machine_regs.address = adr;
|
state_machine_regs.address = adr;
|
state_machine_regs.op_index = 0;
|
state_machine_regs.op_index = 0;
|
break;
|
break;
|
|
|
case DW_LNE_define_file:
|
case DW_LNE_define_file:
|
printf (_(" define new File Table entry\n"));
|
printf (_("define new File Table entry\n"));
|
printf (_(" Entry\tDir\tTime\tSize\tName\n"));
|
printf (_(" Entry\tDir\tTime\tSize\tName\n"));
|
|
|
printf (" %d\t", ++state_machine_regs.last_file_entry);
|
printf (" %d\t", ++state_machine_regs.last_file_entry);
|
name = data;
|
name = data;
|
data += strlen ((char *) data) + 1;
|
data += strlen ((char *) data) + 1;
|
printf ("%s\t", dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
printf ("%s\t", dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
printf ("%s\t", dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
printf ("%s\t", dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
printf ("%s\t", dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
printf ("%s\t", dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
printf ("%s\n\n", name);
|
data += bytes_read;
|
|
printf ("%s", name);
|
|
if ((unsigned int) (data - orig_data) != len)
|
|
printf (_(" [Bad opcode length]"));
|
|
printf ("\n\n");
|
break;
|
break;
|
|
|
case DW_LNE_set_discriminator:
|
case DW_LNE_set_discriminator:
|
printf (_("set Discriminator to %s\n"),
|
printf (_("set Discriminator to %s\n"),
|
dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
break;
|
break;
|
|
|
/* HP extensions. */
|
/* HP extensions. */
|
case DW_LNE_HP_negate_is_UV_update:
|
case DW_LNE_HP_negate_is_UV_update:
|
printf ("DW_LNE_HP_negate_is_UV_update\n");
|
printf ("DW_LNE_HP_negate_is_UV_update\n");
|
break;
|
break;
|
case DW_LNE_HP_push_context:
|
case DW_LNE_HP_push_context:
|
printf ("DW_LNE_HP_push_context\n");
|
printf ("DW_LNE_HP_push_context\n");
|
break;
|
break;
|
case DW_LNE_HP_pop_context:
|
case DW_LNE_HP_pop_context:
|
printf ("DW_LNE_HP_pop_context\n");
|
printf ("DW_LNE_HP_pop_context\n");
|
break;
|
break;
|
case DW_LNE_HP_set_file_line_column:
|
case DW_LNE_HP_set_file_line_column:
|
printf ("DW_LNE_HP_set_file_line_column\n");
|
printf ("DW_LNE_HP_set_file_line_column\n");
|
break;
|
break;
|
case DW_LNE_HP_set_routine_name:
|
case DW_LNE_HP_set_routine_name:
|
printf ("DW_LNE_HP_set_routine_name\n");
|
printf ("DW_LNE_HP_set_routine_name\n");
|
break;
|
break;
|
case DW_LNE_HP_set_sequence:
|
case DW_LNE_HP_set_sequence:
|
printf ("DW_LNE_HP_set_sequence\n");
|
printf ("DW_LNE_HP_set_sequence\n");
|
break;
|
break;
|
case DW_LNE_HP_negate_post_semantics:
|
case DW_LNE_HP_negate_post_semantics:
|
printf ("DW_LNE_HP_negate_post_semantics\n");
|
printf ("DW_LNE_HP_negate_post_semantics\n");
|
break;
|
break;
|
case DW_LNE_HP_negate_function_exit:
|
case DW_LNE_HP_negate_function_exit:
|
printf ("DW_LNE_HP_negate_function_exit\n");
|
printf ("DW_LNE_HP_negate_function_exit\n");
|
break;
|
break;
|
case DW_LNE_HP_negate_front_end_logical:
|
case DW_LNE_HP_negate_front_end_logical:
|
printf ("DW_LNE_HP_negate_front_end_logical\n");
|
printf ("DW_LNE_HP_negate_front_end_logical\n");
|
break;
|
break;
|
case DW_LNE_HP_define_proc:
|
case DW_LNE_HP_define_proc:
|
printf ("DW_LNE_HP_define_proc\n");
|
printf ("DW_LNE_HP_define_proc\n");
|
break;
|
break;
|
case DW_LNE_HP_source_file_correlation:
|
case DW_LNE_HP_source_file_correlation:
|
{
|
{
|
unsigned char *edata = data + len - bytes_read - 1;
|
unsigned char *edata = data + len - bytes_read - 1;
|
|
|
printf ("DW_LNE_HP_source_file_correlation\n");
|
printf ("DW_LNE_HP_source_file_correlation\n");
|
|
|
while (data < edata)
|
while (data < edata)
|
{
|
{
|
unsigned int opc;
|
unsigned int opc;
|
|
|
opc = read_leb128 (data, & bytes_read, 0);
|
opc = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
|
|
switch (opc)
|
switch (opc)
|
{
|
{
|
case DW_LNE_HP_SFC_formfeed:
|
case DW_LNE_HP_SFC_formfeed:
|
printf (" DW_LNE_HP_SFC_formfeed\n");
|
printf (" DW_LNE_HP_SFC_formfeed\n");
|
break;
|
break;
|
case DW_LNE_HP_SFC_set_listing_line:
|
case DW_LNE_HP_SFC_set_listing_line:
|
printf (" DW_LNE_HP_SFC_set_listing_line (%s)\n",
|
printf (" DW_LNE_HP_SFC_set_listing_line (%s)\n",
|
dwarf_vmatoa ("u",
|
dwarf_vmatoa ("u",
|
read_leb128 (data, & bytes_read, 0)));
|
read_leb128 (data, & bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
case DW_LNE_HP_SFC_associate:
|
case DW_LNE_HP_SFC_associate:
|
printf (" DW_LNE_HP_SFC_associate ");
|
printf (" DW_LNE_HP_SFC_associate ");
|
printf ("(%s",
|
printf ("(%s",
|
dwarf_vmatoa ("u",
|
dwarf_vmatoa ("u",
|
read_leb128 (data, & bytes_read, 0)));
|
read_leb128 (data, & bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
printf (",%s",
|
printf (",%s",
|
dwarf_vmatoa ("u",
|
dwarf_vmatoa ("u",
|
read_leb128 (data, & bytes_read, 0)));
|
read_leb128 (data, & bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
printf (",%s)\n",
|
printf (",%s)\n",
|
dwarf_vmatoa ("u",
|
dwarf_vmatoa ("u",
|
read_leb128 (data, & bytes_read, 0)));
|
read_leb128 (data, & bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
default:
|
default:
|
printf (_(" UNKNOWN DW_LNE_HP_SFC opcode (%u)\n"), opc);
|
printf (_(" UNKNOWN DW_LNE_HP_SFC opcode (%u)\n"), opc);
|
data = edata;
|
data = edata;
|
break;
|
break;
|
}
|
}
|
}
|
}
|
}
|
}
|
break;
|
break;
|
|
|
default:
|
default:
|
{
|
{
|
unsigned int rlen = len - bytes_read - 1;
|
unsigned int rlen = len - bytes_read - 1;
|
|
|
if (op_code >= DW_LNE_lo_user
|
if (op_code >= DW_LNE_lo_user
|
/* The test against DW_LNW_hi_user is redundant due to
|
/* The test against DW_LNW_hi_user is redundant due to
|
the limited range of the unsigned char data type used
|
the limited range of the unsigned char data type used
|
for op_code. */
|
for op_code. */
|
/*&& op_code <= DW_LNE_hi_user*/)
|
/*&& op_code <= DW_LNE_hi_user*/)
|
printf (_("user defined: "));
|
printf (_("user defined: "));
|
else
|
else
|
printf (_("UNKNOWN: "));
|
printf (_("UNKNOWN: "));
|
printf (_("length %d ["), rlen);
|
printf (_("length %d ["), rlen);
|
for (; rlen; rlen--)
|
for (; rlen; rlen--)
|
printf (" %02x", *data++);
|
printf (" %02x", *data++);
|
printf ("]\n");
|
printf ("]\n");
|
}
|
}
|
break;
|
break;
|
}
|
}
|
|
|
return len;
|
return len;
|
}
|
}
|
|
|
static const char *
|
static const char *
|
fetch_indirect_string (dwarf_vma offset)
|
fetch_indirect_string (dwarf_vma offset)
|
{
|
{
|
struct dwarf_section *section = &debug_displays [str].section;
|
struct dwarf_section *section = &debug_displays [str].section;
|
|
|
if (section->start == NULL)
|
if (section->start == NULL)
|
return _("<no .debug_str section>");
|
return _("<no .debug_str section>");
|
|
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
offset -= section->address;
|
offset -= section->address;
|
if (offset > section->size)
|
if (offset > section->size)
|
{
|
{
|
warn (_("DW_FORM_strp offset too big: %s\n"),
|
warn (_("DW_FORM_strp offset too big: %s\n"),
|
dwarf_vmatoa ("x", offset));
|
dwarf_vmatoa ("x", offset));
|
return _("<offset is too big>");
|
return _("<offset is too big>");
|
}
|
}
|
|
|
return (const char *) section->start + offset;
|
return (const char *) section->start + offset;
|
}
|
}
|
|
|
/* FIXME: There are better and more efficient ways to handle
|
/* FIXME: There are better and more efficient ways to handle
|
these structures. For now though, I just want something that
|
these structures. For now though, I just want something that
|
is simple to implement. */
|
is simple to implement. */
|
typedef struct abbrev_attr
|
typedef struct abbrev_attr
|
{
|
{
|
unsigned long attribute;
|
unsigned long attribute;
|
unsigned long form;
|
unsigned long form;
|
struct abbrev_attr *next;
|
struct abbrev_attr *next;
|
}
|
}
|
abbrev_attr;
|
abbrev_attr;
|
|
|
typedef struct abbrev_entry
|
typedef struct abbrev_entry
|
{
|
{
|
unsigned long entry;
|
unsigned long entry;
|
unsigned long tag;
|
unsigned long tag;
|
int children;
|
int children;
|
struct abbrev_attr *first_attr;
|
struct abbrev_attr *first_attr;
|
struct abbrev_attr *last_attr;
|
struct abbrev_attr *last_attr;
|
struct abbrev_entry *next;
|
struct abbrev_entry *next;
|
}
|
}
|
abbrev_entry;
|
abbrev_entry;
|
|
|
static abbrev_entry *first_abbrev = NULL;
|
static abbrev_entry *first_abbrev = NULL;
|
static abbrev_entry *last_abbrev = NULL;
|
static abbrev_entry *last_abbrev = NULL;
|
|
|
static void
|
static void
|
free_abbrevs (void)
|
free_abbrevs (void)
|
{
|
{
|
abbrev_entry *abbrv;
|
abbrev_entry *abbrv;
|
|
|
for (abbrv = first_abbrev; abbrv;)
|
for (abbrv = first_abbrev; abbrv;)
|
{
|
{
|
abbrev_entry *next_abbrev = abbrv->next;
|
abbrev_entry *next_abbrev = abbrv->next;
|
abbrev_attr *attr;
|
abbrev_attr *attr;
|
|
|
for (attr = abbrv->first_attr; attr;)
|
for (attr = abbrv->first_attr; attr;)
|
{
|
{
|
abbrev_attr *next_attr = attr->next;
|
abbrev_attr *next_attr = attr->next;
|
|
|
free (attr);
|
free (attr);
|
attr = next_attr;
|
attr = next_attr;
|
}
|
}
|
|
|
free (abbrv);
|
free (abbrv);
|
abbrv = next_abbrev;
|
abbrv = next_abbrev;
|
}
|
}
|
|
|
last_abbrev = first_abbrev = NULL;
|
last_abbrev = first_abbrev = NULL;
|
}
|
}
|
|
|
static void
|
static void
|
add_abbrev (unsigned long number, unsigned long tag, int children)
|
add_abbrev (unsigned long number, unsigned long tag, int children)
|
{
|
{
|
abbrev_entry *entry;
|
abbrev_entry *entry;
|
|
|
entry = (abbrev_entry *) malloc (sizeof (*entry));
|
entry = (abbrev_entry *) malloc (sizeof (*entry));
|
if (entry == NULL)
|
if (entry == NULL)
|
/* ugg */
|
/* ugg */
|
return;
|
return;
|
|
|
entry->entry = number;
|
entry->entry = number;
|
entry->tag = tag;
|
entry->tag = tag;
|
entry->children = children;
|
entry->children = children;
|
entry->first_attr = NULL;
|
entry->first_attr = NULL;
|
entry->last_attr = NULL;
|
entry->last_attr = NULL;
|
entry->next = NULL;
|
entry->next = NULL;
|
|
|
if (first_abbrev == NULL)
|
if (first_abbrev == NULL)
|
first_abbrev = entry;
|
first_abbrev = entry;
|
else
|
else
|
last_abbrev->next = entry;
|
last_abbrev->next = entry;
|
|
|
last_abbrev = entry;
|
last_abbrev = entry;
|
}
|
}
|
|
|
static void
|
static void
|
add_abbrev_attr (unsigned long attribute, unsigned long form)
|
add_abbrev_attr (unsigned long attribute, unsigned long form)
|
{
|
{
|
abbrev_attr *attr;
|
abbrev_attr *attr;
|
|
|
attr = (abbrev_attr *) malloc (sizeof (*attr));
|
attr = (abbrev_attr *) malloc (sizeof (*attr));
|
if (attr == NULL)
|
if (attr == NULL)
|
/* ugg */
|
/* ugg */
|
return;
|
return;
|
|
|
attr->attribute = attribute;
|
attr->attribute = attribute;
|
attr->form = form;
|
attr->form = form;
|
attr->next = NULL;
|
attr->next = NULL;
|
|
|
if (last_abbrev->first_attr == NULL)
|
if (last_abbrev->first_attr == NULL)
|
last_abbrev->first_attr = attr;
|
last_abbrev->first_attr = attr;
|
else
|
else
|
last_abbrev->last_attr->next = attr;
|
last_abbrev->last_attr->next = attr;
|
|
|
last_abbrev->last_attr = attr;
|
last_abbrev->last_attr = attr;
|
}
|
}
|
|
|
/* Processes the (partial) contents of a .debug_abbrev section.
|
/* Processes the (partial) contents of a .debug_abbrev section.
|
Returns NULL if the end of the section was encountered.
|
Returns NULL if the end of the section was encountered.
|
Returns the address after the last byte read if the end of
|
Returns the address after the last byte read if the end of
|
an abbreviation set was found. */
|
an abbreviation set was found. */
|
|
|
static unsigned char *
|
static unsigned char *
|
process_abbrev_section (unsigned char *start, unsigned char *end)
|
process_abbrev_section (unsigned char *start, unsigned char *end)
|
{
|
{
|
if (first_abbrev != NULL)
|
if (first_abbrev != NULL)
|
return NULL;
|
return NULL;
|
|
|
while (start < end)
|
while (start < end)
|
{
|
{
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
unsigned long entry;
|
unsigned long entry;
|
unsigned long tag;
|
unsigned long tag;
|
unsigned long attribute;
|
unsigned long attribute;
|
int children;
|
int children;
|
|
|
entry = read_leb128 (start, & bytes_read, 0);
|
entry = read_leb128 (start, & bytes_read, 0);
|
start += bytes_read;
|
start += bytes_read;
|
|
|
/* A single zero is supposed to end the section according
|
/* A single zero is supposed to end the section according
|
to the standard. If there's more, then signal that to
|
to the standard. If there's more, then signal that to
|
the caller. */
|
the caller. */
|
if (entry == 0)
|
if (entry == 0)
|
return start == end ? NULL : start;
|
return start == end ? NULL : start;
|
|
|
tag = read_leb128 (start, & bytes_read, 0);
|
tag = read_leb128 (start, & bytes_read, 0);
|
start += bytes_read;
|
start += bytes_read;
|
|
|
children = *start++;
|
children = *start++;
|
|
|
add_abbrev (entry, tag, children);
|
add_abbrev (entry, tag, children);
|
|
|
do
|
do
|
{
|
{
|
unsigned long form;
|
unsigned long form;
|
|
|
attribute = read_leb128 (start, & bytes_read, 0);
|
attribute = read_leb128 (start, & bytes_read, 0);
|
start += bytes_read;
|
start += bytes_read;
|
|
|
form = read_leb128 (start, & bytes_read, 0);
|
form = read_leb128 (start, & bytes_read, 0);
|
start += bytes_read;
|
start += bytes_read;
|
|
|
if (attribute != 0)
|
if (attribute != 0)
|
add_abbrev_attr (attribute, form);
|
add_abbrev_attr (attribute, form);
|
}
|
}
|
while (attribute != 0);
|
while (attribute != 0);
|
}
|
}
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
static char *
|
static char *
|
get_TAG_name (unsigned long tag)
|
get_TAG_name (unsigned long tag)
|
{
|
{
|
switch (tag)
|
switch (tag)
|
{
|
{
|
case DW_TAG_padding: return "DW_TAG_padding";
|
case DW_TAG_padding: return "DW_TAG_padding";
|
case DW_TAG_array_type: return "DW_TAG_array_type";
|
case DW_TAG_array_type: return "DW_TAG_array_type";
|
case DW_TAG_class_type: return "DW_TAG_class_type";
|
case DW_TAG_class_type: return "DW_TAG_class_type";
|
case DW_TAG_entry_point: return "DW_TAG_entry_point";
|
case DW_TAG_entry_point: return "DW_TAG_entry_point";
|
case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type";
|
case DW_TAG_enumeration_type: return "DW_TAG_enumeration_type";
|
case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter";
|
case DW_TAG_formal_parameter: return "DW_TAG_formal_parameter";
|
case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration";
|
case DW_TAG_imported_declaration: return "DW_TAG_imported_declaration";
|
case DW_TAG_label: return "DW_TAG_label";
|
case DW_TAG_label: return "DW_TAG_label";
|
case DW_TAG_lexical_block: return "DW_TAG_lexical_block";
|
case DW_TAG_lexical_block: return "DW_TAG_lexical_block";
|
case DW_TAG_member: return "DW_TAG_member";
|
case DW_TAG_member: return "DW_TAG_member";
|
case DW_TAG_pointer_type: return "DW_TAG_pointer_type";
|
case DW_TAG_pointer_type: return "DW_TAG_pointer_type";
|
case DW_TAG_reference_type: return "DW_TAG_reference_type";
|
case DW_TAG_reference_type: return "DW_TAG_reference_type";
|
case DW_TAG_compile_unit: return "DW_TAG_compile_unit";
|
case DW_TAG_compile_unit: return "DW_TAG_compile_unit";
|
case DW_TAG_string_type: return "DW_TAG_string_type";
|
case DW_TAG_string_type: return "DW_TAG_string_type";
|
case DW_TAG_structure_type: return "DW_TAG_structure_type";
|
case DW_TAG_structure_type: return "DW_TAG_structure_type";
|
case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type";
|
case DW_TAG_subroutine_type: return "DW_TAG_subroutine_type";
|
case DW_TAG_typedef: return "DW_TAG_typedef";
|
case DW_TAG_typedef: return "DW_TAG_typedef";
|
case DW_TAG_union_type: return "DW_TAG_union_type";
|
case DW_TAG_union_type: return "DW_TAG_union_type";
|
case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters";
|
case DW_TAG_unspecified_parameters: return "DW_TAG_unspecified_parameters";
|
case DW_TAG_variant: return "DW_TAG_variant";
|
case DW_TAG_variant: return "DW_TAG_variant";
|
case DW_TAG_common_block: return "DW_TAG_common_block";
|
case DW_TAG_common_block: return "DW_TAG_common_block";
|
case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion";
|
case DW_TAG_common_inclusion: return "DW_TAG_common_inclusion";
|
case DW_TAG_inheritance: return "DW_TAG_inheritance";
|
case DW_TAG_inheritance: return "DW_TAG_inheritance";
|
case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine";
|
case DW_TAG_inlined_subroutine: return "DW_TAG_inlined_subroutine";
|
case DW_TAG_module: return "DW_TAG_module";
|
case DW_TAG_module: return "DW_TAG_module";
|
case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type";
|
case DW_TAG_ptr_to_member_type: return "DW_TAG_ptr_to_member_type";
|
case DW_TAG_set_type: return "DW_TAG_set_type";
|
case DW_TAG_set_type: return "DW_TAG_set_type";
|
case DW_TAG_subrange_type: return "DW_TAG_subrange_type";
|
case DW_TAG_subrange_type: return "DW_TAG_subrange_type";
|
case DW_TAG_with_stmt: return "DW_TAG_with_stmt";
|
case DW_TAG_with_stmt: return "DW_TAG_with_stmt";
|
case DW_TAG_access_declaration: return "DW_TAG_access_declaration";
|
case DW_TAG_access_declaration: return "DW_TAG_access_declaration";
|
case DW_TAG_base_type: return "DW_TAG_base_type";
|
case DW_TAG_base_type: return "DW_TAG_base_type";
|
case DW_TAG_catch_block: return "DW_TAG_catch_block";
|
case DW_TAG_catch_block: return "DW_TAG_catch_block";
|
case DW_TAG_const_type: return "DW_TAG_const_type";
|
case DW_TAG_const_type: return "DW_TAG_const_type";
|
case DW_TAG_constant: return "DW_TAG_constant";
|
case DW_TAG_constant: return "DW_TAG_constant";
|
case DW_TAG_enumerator: return "DW_TAG_enumerator";
|
case DW_TAG_enumerator: return "DW_TAG_enumerator";
|
case DW_TAG_file_type: return "DW_TAG_file_type";
|
case DW_TAG_file_type: return "DW_TAG_file_type";
|
case DW_TAG_friend: return "DW_TAG_friend";
|
case DW_TAG_friend: return "DW_TAG_friend";
|
case DW_TAG_namelist: return "DW_TAG_namelist";
|
case DW_TAG_namelist: return "DW_TAG_namelist";
|
case DW_TAG_namelist_item: return "DW_TAG_namelist_item";
|
case DW_TAG_namelist_item: return "DW_TAG_namelist_item";
|
case DW_TAG_packed_type: return "DW_TAG_packed_type";
|
case DW_TAG_packed_type: return "DW_TAG_packed_type";
|
case DW_TAG_subprogram: return "DW_TAG_subprogram";
|
case DW_TAG_subprogram: return "DW_TAG_subprogram";
|
case DW_TAG_template_type_param: return "DW_TAG_template_type_param";
|
case DW_TAG_template_type_param: return "DW_TAG_template_type_param";
|
case DW_TAG_template_value_param: return "DW_TAG_template_value_param";
|
case DW_TAG_template_value_param: return "DW_TAG_template_value_param";
|
case DW_TAG_thrown_type: return "DW_TAG_thrown_type";
|
case DW_TAG_thrown_type: return "DW_TAG_thrown_type";
|
case DW_TAG_try_block: return "DW_TAG_try_block";
|
case DW_TAG_try_block: return "DW_TAG_try_block";
|
case DW_TAG_variant_part: return "DW_TAG_variant_part";
|
case DW_TAG_variant_part: return "DW_TAG_variant_part";
|
case DW_TAG_variable: return "DW_TAG_variable";
|
case DW_TAG_variable: return "DW_TAG_variable";
|
case DW_TAG_volatile_type: return "DW_TAG_volatile_type";
|
case DW_TAG_volatile_type: return "DW_TAG_volatile_type";
|
case DW_TAG_MIPS_loop: return "DW_TAG_MIPS_loop";
|
case DW_TAG_MIPS_loop: return "DW_TAG_MIPS_loop";
|
case DW_TAG_format_label: return "DW_TAG_format_label";
|
case DW_TAG_format_label: return "DW_TAG_format_label";
|
case DW_TAG_function_template: return "DW_TAG_function_template";
|
case DW_TAG_function_template: return "DW_TAG_function_template";
|
case DW_TAG_class_template: return "DW_TAG_class_template";
|
case DW_TAG_class_template: return "DW_TAG_class_template";
|
/* DWARF 2.1 values. */
|
/* DWARF 2.1 values. */
|
case DW_TAG_dwarf_procedure: return "DW_TAG_dwarf_procedure";
|
case DW_TAG_dwarf_procedure: return "DW_TAG_dwarf_procedure";
|
case DW_TAG_restrict_type: return "DW_TAG_restrict_type";
|
case DW_TAG_restrict_type: return "DW_TAG_restrict_type";
|
case DW_TAG_interface_type: return "DW_TAG_interface_type";
|
case DW_TAG_interface_type: return "DW_TAG_interface_type";
|
case DW_TAG_namespace: return "DW_TAG_namespace";
|
case DW_TAG_namespace: return "DW_TAG_namespace";
|
case DW_TAG_imported_module: return "DW_TAG_imported_module";
|
case DW_TAG_imported_module: return "DW_TAG_imported_module";
|
case DW_TAG_unspecified_type: return "DW_TAG_unspecified_type";
|
case DW_TAG_unspecified_type: return "DW_TAG_unspecified_type";
|
case DW_TAG_partial_unit: return "DW_TAG_partial_unit";
|
case DW_TAG_partial_unit: return "DW_TAG_partial_unit";
|
case DW_TAG_imported_unit: return "DW_TAG_imported_unit";
|
case DW_TAG_imported_unit: return "DW_TAG_imported_unit";
|
case DW_TAG_condition: return "DW_TAG_condition";
|
case DW_TAG_condition: return "DW_TAG_condition";
|
case DW_TAG_shared_type: return "DW_TAG_shared_type";
|
case DW_TAG_shared_type: return "DW_TAG_shared_type";
|
/* DWARF 4 values. */
|
/* DWARF 4 values. */
|
case DW_TAG_type_unit: return "DW_TAG_type_unit";
|
case DW_TAG_type_unit: return "DW_TAG_type_unit";
|
case DW_TAG_rvalue_reference_type: return "DW_TAG_rvalue_reference_type";
|
case DW_TAG_rvalue_reference_type: return "DW_TAG_rvalue_reference_type";
|
case DW_TAG_template_alias: return "DW_TAG_template_alias";
|
case DW_TAG_template_alias: return "DW_TAG_template_alias";
|
/* UPC values. */
|
/* UPC values. */
|
case DW_TAG_upc_shared_type: return "DW_TAG_upc_shared_type";
|
case DW_TAG_upc_shared_type: return "DW_TAG_upc_shared_type";
|
case DW_TAG_upc_strict_type: return "DW_TAG_upc_strict_type";
|
case DW_TAG_upc_strict_type: return "DW_TAG_upc_strict_type";
|
case DW_TAG_upc_relaxed_type: return "DW_TAG_upc_relaxed_type";
|
case DW_TAG_upc_relaxed_type: return "DW_TAG_upc_relaxed_type";
|
/* GNU values. */
|
/* GNU values. */
|
case DW_TAG_GNU_call_site: return "DW_TAG_GNU_call_site";
|
case DW_TAG_GNU_call_site: return "DW_TAG_GNU_call_site";
|
case DW_TAG_GNU_call_site_parameter:return "DW_TAG_GNU_call_site_parameter";
|
case DW_TAG_GNU_call_site_parameter:return "DW_TAG_GNU_call_site_parameter";
|
default:
|
default:
|
{
|
{
|
static char buffer[100];
|
static char buffer[100];
|
|
|
snprintf (buffer, sizeof (buffer), _("Unknown TAG value: %lx"), tag);
|
snprintf (buffer, sizeof (buffer), _("Unknown TAG value: %lx"), tag);
|
return buffer;
|
return buffer;
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
static char *
|
static char *
|
get_FORM_name (unsigned long form)
|
get_FORM_name (unsigned long form)
|
{
|
{
|
switch (form)
|
switch (form)
|
{
|
{
|
case DW_FORM_addr: return "DW_FORM_addr";
|
case DW_FORM_addr: return "DW_FORM_addr";
|
case DW_FORM_block2: return "DW_FORM_block2";
|
case DW_FORM_block2: return "DW_FORM_block2";
|
case DW_FORM_block4: return "DW_FORM_block4";
|
case DW_FORM_block4: return "DW_FORM_block4";
|
case DW_FORM_data2: return "DW_FORM_data2";
|
case DW_FORM_data2: return "DW_FORM_data2";
|
case DW_FORM_data4: return "DW_FORM_data4";
|
case DW_FORM_data4: return "DW_FORM_data4";
|
case DW_FORM_data8: return "DW_FORM_data8";
|
case DW_FORM_data8: return "DW_FORM_data8";
|
case DW_FORM_string: return "DW_FORM_string";
|
case DW_FORM_string: return "DW_FORM_string";
|
case DW_FORM_block: return "DW_FORM_block";
|
case DW_FORM_block: return "DW_FORM_block";
|
case DW_FORM_block1: return "DW_FORM_block1";
|
case DW_FORM_block1: return "DW_FORM_block1";
|
case DW_FORM_data1: return "DW_FORM_data1";
|
case DW_FORM_data1: return "DW_FORM_data1";
|
case DW_FORM_flag: return "DW_FORM_flag";
|
case DW_FORM_flag: return "DW_FORM_flag";
|
case DW_FORM_sdata: return "DW_FORM_sdata";
|
case DW_FORM_sdata: return "DW_FORM_sdata";
|
case DW_FORM_strp: return "DW_FORM_strp";
|
case DW_FORM_strp: return "DW_FORM_strp";
|
case DW_FORM_udata: return "DW_FORM_udata";
|
case DW_FORM_udata: return "DW_FORM_udata";
|
case DW_FORM_ref_addr: return "DW_FORM_ref_addr";
|
case DW_FORM_ref_addr: return "DW_FORM_ref_addr";
|
case DW_FORM_ref1: return "DW_FORM_ref1";
|
case DW_FORM_ref1: return "DW_FORM_ref1";
|
case DW_FORM_ref2: return "DW_FORM_ref2";
|
case DW_FORM_ref2: return "DW_FORM_ref2";
|
case DW_FORM_ref4: return "DW_FORM_ref4";
|
case DW_FORM_ref4: return "DW_FORM_ref4";
|
case DW_FORM_ref8: return "DW_FORM_ref8";
|
case DW_FORM_ref8: return "DW_FORM_ref8";
|
case DW_FORM_ref_udata: return "DW_FORM_ref_udata";
|
case DW_FORM_ref_udata: return "DW_FORM_ref_udata";
|
case DW_FORM_indirect: return "DW_FORM_indirect";
|
case DW_FORM_indirect: return "DW_FORM_indirect";
|
/* DWARF 4 values. */
|
/* DWARF 4 values. */
|
case DW_FORM_sec_offset: return "DW_FORM_sec_offset";
|
case DW_FORM_sec_offset: return "DW_FORM_sec_offset";
|
case DW_FORM_exprloc: return "DW_FORM_exprloc";
|
case DW_FORM_exprloc: return "DW_FORM_exprloc";
|
case DW_FORM_flag_present: return "DW_FORM_flag_present";
|
case DW_FORM_flag_present: return "DW_FORM_flag_present";
|
case DW_FORM_ref_sig8: return "DW_FORM_ref_sig8";
|
case DW_FORM_ref_sig8: return "DW_FORM_ref_sig8";
|
default:
|
default:
|
{
|
{
|
static char buffer[100];
|
static char buffer[100];
|
|
|
snprintf (buffer, sizeof (buffer), _("Unknown FORM value: %lx"), form);
|
snprintf (buffer, sizeof (buffer), _("Unknown FORM value: %lx"), form);
|
return buffer;
|
return buffer;
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
static unsigned char *
|
static unsigned char *
|
display_block (unsigned char *data, dwarf_vma length)
|
display_block (unsigned char *data, dwarf_vma length)
|
{
|
{
|
printf (_(" %s byte block: "), dwarf_vmatoa ("u", length));
|
printf (_(" %s byte block: "), dwarf_vmatoa ("u", length));
|
|
|
while (length --)
|
while (length --)
|
printf ("%lx ", (unsigned long) byte_get (data++, 1));
|
printf ("%lx ", (unsigned long) byte_get (data++, 1));
|
|
|
return data;
|
return data;
|
}
|
}
|
|
|
static int
|
static int
|
decode_location_expression (unsigned char * data,
|
decode_location_expression (unsigned char * data,
|
unsigned int pointer_size,
|
unsigned int pointer_size,
|
unsigned int offset_size,
|
unsigned int offset_size,
|
int dwarf_version,
|
int dwarf_version,
|
dwarf_vma length,
|
dwarf_vma length,
|
dwarf_vma cu_offset,
|
dwarf_vma cu_offset,
|
struct dwarf_section * section)
|
struct dwarf_section * section)
|
{
|
{
|
unsigned op;
|
unsigned op;
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
dwarf_vma uvalue;
|
dwarf_vma uvalue;
|
unsigned char *end = data + length;
|
unsigned char *end = data + length;
|
int need_frame_base = 0;
|
int need_frame_base = 0;
|
|
|
while (data < end)
|
while (data < end)
|
{
|
{
|
op = *data++;
|
op = *data++;
|
|
|
switch (op)
|
switch (op)
|
{
|
{
|
case DW_OP_addr:
|
case DW_OP_addr:
|
printf ("DW_OP_addr: %s",
|
printf ("DW_OP_addr: %s",
|
dwarf_vmatoa ("x", byte_get (data, pointer_size)));
|
dwarf_vmatoa ("x", byte_get (data, pointer_size)));
|
data += pointer_size;
|
data += pointer_size;
|
break;
|
break;
|
case DW_OP_deref:
|
case DW_OP_deref:
|
printf ("DW_OP_deref");
|
printf ("DW_OP_deref");
|
break;
|
break;
|
case DW_OP_const1u:
|
case DW_OP_const1u:
|
printf ("DW_OP_const1u: %lu", (unsigned long) byte_get (data++, 1));
|
printf ("DW_OP_const1u: %lu", (unsigned long) byte_get (data++, 1));
|
break;
|
break;
|
case DW_OP_const1s:
|
case DW_OP_const1s:
|
printf ("DW_OP_const1s: %ld", (long) byte_get_signed (data++, 1));
|
printf ("DW_OP_const1s: %ld", (long) byte_get_signed (data++, 1));
|
break;
|
break;
|
case DW_OP_const2u:
|
case DW_OP_const2u:
|
printf ("DW_OP_const2u: %lu", (unsigned long) byte_get (data, 2));
|
printf ("DW_OP_const2u: %lu", (unsigned long) byte_get (data, 2));
|
data += 2;
|
data += 2;
|
break;
|
break;
|
case DW_OP_const2s:
|
case DW_OP_const2s:
|
printf ("DW_OP_const2s: %ld", (long) byte_get_signed (data, 2));
|
printf ("DW_OP_const2s: %ld", (long) byte_get_signed (data, 2));
|
data += 2;
|
data += 2;
|
break;
|
break;
|
case DW_OP_const4u:
|
case DW_OP_const4u:
|
printf ("DW_OP_const4u: %lu", (unsigned long) byte_get (data, 4));
|
printf ("DW_OP_const4u: %lu", (unsigned long) byte_get (data, 4));
|
data += 4;
|
data += 4;
|
break;
|
break;
|
case DW_OP_const4s:
|
case DW_OP_const4s:
|
printf ("DW_OP_const4s: %ld", (long) byte_get_signed (data, 4));
|
printf ("DW_OP_const4s: %ld", (long) byte_get_signed (data, 4));
|
data += 4;
|
data += 4;
|
break;
|
break;
|
case DW_OP_const8u:
|
case DW_OP_const8u:
|
printf ("DW_OP_const8u: %lu %lu", (unsigned long) byte_get (data, 4),
|
printf ("DW_OP_const8u: %lu %lu", (unsigned long) byte_get (data, 4),
|
(unsigned long) byte_get (data + 4, 4));
|
(unsigned long) byte_get (data + 4, 4));
|
data += 8;
|
data += 8;
|
break;
|
break;
|
case DW_OP_const8s:
|
case DW_OP_const8s:
|
printf ("DW_OP_const8s: %ld %ld", (long) byte_get (data, 4),
|
printf ("DW_OP_const8s: %ld %ld", (long) byte_get (data, 4),
|
(long) byte_get (data + 4, 4));
|
(long) byte_get (data + 4, 4));
|
data += 8;
|
data += 8;
|
break;
|
break;
|
case DW_OP_constu:
|
case DW_OP_constu:
|
printf ("DW_OP_constu: %s",
|
printf ("DW_OP_constu: %s",
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
case DW_OP_consts:
|
case DW_OP_consts:
|
printf ("DW_OP_consts: %s",
|
printf ("DW_OP_consts: %s",
|
dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read)));
|
dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
case DW_OP_dup:
|
case DW_OP_dup:
|
printf ("DW_OP_dup");
|
printf ("DW_OP_dup");
|
break;
|
break;
|
case DW_OP_drop:
|
case DW_OP_drop:
|
printf ("DW_OP_drop");
|
printf ("DW_OP_drop");
|
break;
|
break;
|
case DW_OP_over:
|
case DW_OP_over:
|
printf ("DW_OP_over");
|
printf ("DW_OP_over");
|
break;
|
break;
|
case DW_OP_pick:
|
case DW_OP_pick:
|
printf ("DW_OP_pick: %ld", (unsigned long) byte_get (data++, 1));
|
printf ("DW_OP_pick: %ld", (unsigned long) byte_get (data++, 1));
|
break;
|
break;
|
case DW_OP_swap:
|
case DW_OP_swap:
|
printf ("DW_OP_swap");
|
printf ("DW_OP_swap");
|
break;
|
break;
|
case DW_OP_rot:
|
case DW_OP_rot:
|
printf ("DW_OP_rot");
|
printf ("DW_OP_rot");
|
break;
|
break;
|
case DW_OP_xderef:
|
case DW_OP_xderef:
|
printf ("DW_OP_xderef");
|
printf ("DW_OP_xderef");
|
break;
|
break;
|
case DW_OP_abs:
|
case DW_OP_abs:
|
printf ("DW_OP_abs");
|
printf ("DW_OP_abs");
|
break;
|
break;
|
case DW_OP_and:
|
case DW_OP_and:
|
printf ("DW_OP_and");
|
printf ("DW_OP_and");
|
break;
|
break;
|
case DW_OP_div:
|
case DW_OP_div:
|
printf ("DW_OP_div");
|
printf ("DW_OP_div");
|
break;
|
break;
|
case DW_OP_minus:
|
case DW_OP_minus:
|
printf ("DW_OP_minus");
|
printf ("DW_OP_minus");
|
break;
|
break;
|
case DW_OP_mod:
|
case DW_OP_mod:
|
printf ("DW_OP_mod");
|
printf ("DW_OP_mod");
|
break;
|
break;
|
case DW_OP_mul:
|
case DW_OP_mul:
|
printf ("DW_OP_mul");
|
printf ("DW_OP_mul");
|
break;
|
break;
|
case DW_OP_neg:
|
case DW_OP_neg:
|
printf ("DW_OP_neg");
|
printf ("DW_OP_neg");
|
break;
|
break;
|
case DW_OP_not:
|
case DW_OP_not:
|
printf ("DW_OP_not");
|
printf ("DW_OP_not");
|
break;
|
break;
|
case DW_OP_or:
|
case DW_OP_or:
|
printf ("DW_OP_or");
|
printf ("DW_OP_or");
|
break;
|
break;
|
case DW_OP_plus:
|
case DW_OP_plus:
|
printf ("DW_OP_plus");
|
printf ("DW_OP_plus");
|
break;
|
break;
|
case DW_OP_plus_uconst:
|
case DW_OP_plus_uconst:
|
printf ("DW_OP_plus_uconst: %s",
|
printf ("DW_OP_plus_uconst: %s",
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
case DW_OP_shl:
|
case DW_OP_shl:
|
printf ("DW_OP_shl");
|
printf ("DW_OP_shl");
|
break;
|
break;
|
case DW_OP_shr:
|
case DW_OP_shr:
|
printf ("DW_OP_shr");
|
printf ("DW_OP_shr");
|
break;
|
break;
|
case DW_OP_shra:
|
case DW_OP_shra:
|
printf ("DW_OP_shra");
|
printf ("DW_OP_shra");
|
break;
|
break;
|
case DW_OP_xor:
|
case DW_OP_xor:
|
printf ("DW_OP_xor");
|
printf ("DW_OP_xor");
|
break;
|
break;
|
case DW_OP_bra:
|
case DW_OP_bra:
|
printf ("DW_OP_bra: %ld", (long) byte_get_signed (data, 2));
|
printf ("DW_OP_bra: %ld", (long) byte_get_signed (data, 2));
|
data += 2;
|
data += 2;
|
break;
|
break;
|
case DW_OP_eq:
|
case DW_OP_eq:
|
printf ("DW_OP_eq");
|
printf ("DW_OP_eq");
|
break;
|
break;
|
case DW_OP_ge:
|
case DW_OP_ge:
|
printf ("DW_OP_ge");
|
printf ("DW_OP_ge");
|
break;
|
break;
|
case DW_OP_gt:
|
case DW_OP_gt:
|
printf ("DW_OP_gt");
|
printf ("DW_OP_gt");
|
break;
|
break;
|
case DW_OP_le:
|
case DW_OP_le:
|
printf ("DW_OP_le");
|
printf ("DW_OP_le");
|
break;
|
break;
|
case DW_OP_lt:
|
case DW_OP_lt:
|
printf ("DW_OP_lt");
|
printf ("DW_OP_lt");
|
break;
|
break;
|
case DW_OP_ne:
|
case DW_OP_ne:
|
printf ("DW_OP_ne");
|
printf ("DW_OP_ne");
|
break;
|
break;
|
case DW_OP_skip:
|
case DW_OP_skip:
|
printf ("DW_OP_skip: %ld", (long) byte_get_signed (data, 2));
|
printf ("DW_OP_skip: %ld", (long) byte_get_signed (data, 2));
|
data += 2;
|
data += 2;
|
break;
|
break;
|
|
|
case DW_OP_lit0:
|
case DW_OP_lit0:
|
case DW_OP_lit1:
|
case DW_OP_lit1:
|
case DW_OP_lit2:
|
case DW_OP_lit2:
|
case DW_OP_lit3:
|
case DW_OP_lit3:
|
case DW_OP_lit4:
|
case DW_OP_lit4:
|
case DW_OP_lit5:
|
case DW_OP_lit5:
|
case DW_OP_lit6:
|
case DW_OP_lit6:
|
case DW_OP_lit7:
|
case DW_OP_lit7:
|
case DW_OP_lit8:
|
case DW_OP_lit8:
|
case DW_OP_lit9:
|
case DW_OP_lit9:
|
case DW_OP_lit10:
|
case DW_OP_lit10:
|
case DW_OP_lit11:
|
case DW_OP_lit11:
|
case DW_OP_lit12:
|
case DW_OP_lit12:
|
case DW_OP_lit13:
|
case DW_OP_lit13:
|
case DW_OP_lit14:
|
case DW_OP_lit14:
|
case DW_OP_lit15:
|
case DW_OP_lit15:
|
case DW_OP_lit16:
|
case DW_OP_lit16:
|
case DW_OP_lit17:
|
case DW_OP_lit17:
|
case DW_OP_lit18:
|
case DW_OP_lit18:
|
case DW_OP_lit19:
|
case DW_OP_lit19:
|
case DW_OP_lit20:
|
case DW_OP_lit20:
|
case DW_OP_lit21:
|
case DW_OP_lit21:
|
case DW_OP_lit22:
|
case DW_OP_lit22:
|
case DW_OP_lit23:
|
case DW_OP_lit23:
|
case DW_OP_lit24:
|
case DW_OP_lit24:
|
case DW_OP_lit25:
|
case DW_OP_lit25:
|
case DW_OP_lit26:
|
case DW_OP_lit26:
|
case DW_OP_lit27:
|
case DW_OP_lit27:
|
case DW_OP_lit28:
|
case DW_OP_lit28:
|
case DW_OP_lit29:
|
case DW_OP_lit29:
|
case DW_OP_lit30:
|
case DW_OP_lit30:
|
case DW_OP_lit31:
|
case DW_OP_lit31:
|
printf ("DW_OP_lit%d", op - DW_OP_lit0);
|
printf ("DW_OP_lit%d", op - DW_OP_lit0);
|
break;
|
break;
|
|
|
case DW_OP_reg0:
|
case DW_OP_reg0:
|
case DW_OP_reg1:
|
case DW_OP_reg1:
|
case DW_OP_reg2:
|
case DW_OP_reg2:
|
case DW_OP_reg3:
|
case DW_OP_reg3:
|
case DW_OP_reg4:
|
case DW_OP_reg4:
|
case DW_OP_reg5:
|
case DW_OP_reg5:
|
case DW_OP_reg6:
|
case DW_OP_reg6:
|
case DW_OP_reg7:
|
case DW_OP_reg7:
|
case DW_OP_reg8:
|
case DW_OP_reg8:
|
case DW_OP_reg9:
|
case DW_OP_reg9:
|
case DW_OP_reg10:
|
case DW_OP_reg10:
|
case DW_OP_reg11:
|
case DW_OP_reg11:
|
case DW_OP_reg12:
|
case DW_OP_reg12:
|
case DW_OP_reg13:
|
case DW_OP_reg13:
|
case DW_OP_reg14:
|
case DW_OP_reg14:
|
case DW_OP_reg15:
|
case DW_OP_reg15:
|
case DW_OP_reg16:
|
case DW_OP_reg16:
|
case DW_OP_reg17:
|
case DW_OP_reg17:
|
case DW_OP_reg18:
|
case DW_OP_reg18:
|
case DW_OP_reg19:
|
case DW_OP_reg19:
|
case DW_OP_reg20:
|
case DW_OP_reg20:
|
case DW_OP_reg21:
|
case DW_OP_reg21:
|
case DW_OP_reg22:
|
case DW_OP_reg22:
|
case DW_OP_reg23:
|
case DW_OP_reg23:
|
case DW_OP_reg24:
|
case DW_OP_reg24:
|
case DW_OP_reg25:
|
case DW_OP_reg25:
|
case DW_OP_reg26:
|
case DW_OP_reg26:
|
case DW_OP_reg27:
|
case DW_OP_reg27:
|
case DW_OP_reg28:
|
case DW_OP_reg28:
|
case DW_OP_reg29:
|
case DW_OP_reg29:
|
case DW_OP_reg30:
|
case DW_OP_reg30:
|
case DW_OP_reg31:
|
case DW_OP_reg31:
|
printf ("DW_OP_reg%d (%s)", op - DW_OP_reg0,
|
printf ("DW_OP_reg%d (%s)", op - DW_OP_reg0,
|
regname (op - DW_OP_reg0, 1));
|
regname (op - DW_OP_reg0, 1));
|
break;
|
break;
|
|
|
case DW_OP_breg0:
|
case DW_OP_breg0:
|
case DW_OP_breg1:
|
case DW_OP_breg1:
|
case DW_OP_breg2:
|
case DW_OP_breg2:
|
case DW_OP_breg3:
|
case DW_OP_breg3:
|
case DW_OP_breg4:
|
case DW_OP_breg4:
|
case DW_OP_breg5:
|
case DW_OP_breg5:
|
case DW_OP_breg6:
|
case DW_OP_breg6:
|
case DW_OP_breg7:
|
case DW_OP_breg7:
|
case DW_OP_breg8:
|
case DW_OP_breg8:
|
case DW_OP_breg9:
|
case DW_OP_breg9:
|
case DW_OP_breg10:
|
case DW_OP_breg10:
|
case DW_OP_breg11:
|
case DW_OP_breg11:
|
case DW_OP_breg12:
|
case DW_OP_breg12:
|
case DW_OP_breg13:
|
case DW_OP_breg13:
|
case DW_OP_breg14:
|
case DW_OP_breg14:
|
case DW_OP_breg15:
|
case DW_OP_breg15:
|
case DW_OP_breg16:
|
case DW_OP_breg16:
|
case DW_OP_breg17:
|
case DW_OP_breg17:
|
case DW_OP_breg18:
|
case DW_OP_breg18:
|
case DW_OP_breg19:
|
case DW_OP_breg19:
|
case DW_OP_breg20:
|
case DW_OP_breg20:
|
case DW_OP_breg21:
|
case DW_OP_breg21:
|
case DW_OP_breg22:
|
case DW_OP_breg22:
|
case DW_OP_breg23:
|
case DW_OP_breg23:
|
case DW_OP_breg24:
|
case DW_OP_breg24:
|
case DW_OP_breg25:
|
case DW_OP_breg25:
|
case DW_OP_breg26:
|
case DW_OP_breg26:
|
case DW_OP_breg27:
|
case DW_OP_breg27:
|
case DW_OP_breg28:
|
case DW_OP_breg28:
|
case DW_OP_breg29:
|
case DW_OP_breg29:
|
case DW_OP_breg30:
|
case DW_OP_breg30:
|
case DW_OP_breg31:
|
case DW_OP_breg31:
|
printf ("DW_OP_breg%d (%s): %s",
|
printf ("DW_OP_breg%d (%s): %s",
|
op - DW_OP_breg0,
|
op - DW_OP_breg0,
|
regname (op - DW_OP_breg0, 1),
|
regname (op - DW_OP_breg0, 1),
|
dwarf_vmatoa ("d", (dwarf_signed_vma)
|
dwarf_vmatoa ("d", (dwarf_signed_vma)
|
read_leb128 (data, &bytes_read, 1)));
|
read_leb128 (data, &bytes_read, 1)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
|
|
case DW_OP_regx:
|
case DW_OP_regx:
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf ("DW_OP_regx: %s (%s)",
|
printf ("DW_OP_regx: %s (%s)",
|
dwarf_vmatoa ("u", uvalue), regname (uvalue, 1));
|
dwarf_vmatoa ("u", uvalue), regname (uvalue, 1));
|
break;
|
break;
|
case DW_OP_fbreg:
|
case DW_OP_fbreg:
|
need_frame_base = 1;
|
need_frame_base = 1;
|
printf ("DW_OP_fbreg: %s",
|
printf ("DW_OP_fbreg: %s",
|
dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read)));
|
dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
case DW_OP_bregx:
|
case DW_OP_bregx:
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf ("DW_OP_bregx: %s (%s) %s",
|
printf ("DW_OP_bregx: %s (%s) %s",
|
dwarf_vmatoa ("u", uvalue), regname (uvalue, 1),
|
dwarf_vmatoa ("u", uvalue), regname (uvalue, 1),
|
dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read)));
|
dwarf_vmatoa ("d", read_sleb128 (data, &bytes_read)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
case DW_OP_piece:
|
case DW_OP_piece:
|
printf ("DW_OP_piece: %s",
|
printf ("DW_OP_piece: %s",
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
case DW_OP_deref_size:
|
case DW_OP_deref_size:
|
printf ("DW_OP_deref_size: %ld", (long) byte_get (data++, 1));
|
printf ("DW_OP_deref_size: %ld", (long) byte_get (data++, 1));
|
break;
|
break;
|
case DW_OP_xderef_size:
|
case DW_OP_xderef_size:
|
printf ("DW_OP_xderef_size: %ld", (long) byte_get (data++, 1));
|
printf ("DW_OP_xderef_size: %ld", (long) byte_get (data++, 1));
|
break;
|
break;
|
case DW_OP_nop:
|
case DW_OP_nop:
|
printf ("DW_OP_nop");
|
printf ("DW_OP_nop");
|
break;
|
break;
|
|
|
/* DWARF 3 extensions. */
|
/* DWARF 3 extensions. */
|
case DW_OP_push_object_address:
|
case DW_OP_push_object_address:
|
printf ("DW_OP_push_object_address");
|
printf ("DW_OP_push_object_address");
|
break;
|
break;
|
case DW_OP_call2:
|
case DW_OP_call2:
|
/* XXX: Strictly speaking for 64-bit DWARF3 files
|
/* XXX: Strictly speaking for 64-bit DWARF3 files
|
this ought to be an 8-byte wide computation. */
|
this ought to be an 8-byte wide computation. */
|
printf ("DW_OP_call2: <0x%s>",
|
printf ("DW_OP_call2: <0x%s>",
|
dwarf_vmatoa ("x", (dwarf_signed_vma) byte_get (data, 2)
|
dwarf_vmatoa ("x", (dwarf_signed_vma) byte_get (data, 2)
|
+ cu_offset));
|
+ cu_offset));
|
data += 2;
|
data += 2;
|
break;
|
break;
|
case DW_OP_call4:
|
case DW_OP_call4:
|
/* XXX: Strictly speaking for 64-bit DWARF3 files
|
/* XXX: Strictly speaking for 64-bit DWARF3 files
|
this ought to be an 8-byte wide computation. */
|
this ought to be an 8-byte wide computation. */
|
printf ("DW_OP_call4: <0x%s>",
|
printf ("DW_OP_call4: <0x%s>",
|
dwarf_vmatoa ("x", (dwarf_signed_vma) byte_get (data, 4)
|
dwarf_vmatoa ("x", (dwarf_signed_vma) byte_get (data, 4)
|
+ cu_offset));
|
+ cu_offset));
|
data += 4;
|
data += 4;
|
break;
|
break;
|
case DW_OP_call_ref:
|
case DW_OP_call_ref:
|
/* XXX: Strictly speaking for 64-bit DWARF3 files
|
/* XXX: Strictly speaking for 64-bit DWARF3 files
|
this ought to be an 8-byte wide computation. */
|
this ought to be an 8-byte wide computation. */
|
if (dwarf_version == -1)
|
if (dwarf_version == -1)
|
{
|
{
|
printf (_("(DW_OP_call_ref in frame info)"));
|
printf (_("(DW_OP_call_ref in frame info)"));
|
/* No way to tell where the next op is, so just bail. */
|
/* No way to tell where the next op is, so just bail. */
|
return need_frame_base;
|
return need_frame_base;
|
}
|
}
|
if (dwarf_version == 2)
|
if (dwarf_version == 2)
|
{
|
{
|
printf ("DW_OP_call_ref: <0x%s>",
|
printf ("DW_OP_call_ref: <0x%s>",
|
dwarf_vmatoa ("x", byte_get (data, pointer_size)));
|
dwarf_vmatoa ("x", byte_get (data, pointer_size)));
|
data += pointer_size;
|
data += pointer_size;
|
}
|
}
|
else
|
else
|
{
|
{
|
printf ("DW_OP_call_ref: <0x%s>",
|
printf ("DW_OP_call_ref: <0x%s>",
|
dwarf_vmatoa ("x", byte_get (data, offset_size)));
|
dwarf_vmatoa ("x", byte_get (data, offset_size)));
|
data += offset_size;
|
data += offset_size;
|
}
|
}
|
break;
|
break;
|
case DW_OP_form_tls_address:
|
case DW_OP_form_tls_address:
|
printf ("DW_OP_form_tls_address");
|
printf ("DW_OP_form_tls_address");
|
break;
|
break;
|
case DW_OP_call_frame_cfa:
|
case DW_OP_call_frame_cfa:
|
printf ("DW_OP_call_frame_cfa");
|
printf ("DW_OP_call_frame_cfa");
|
break;
|
break;
|
case DW_OP_bit_piece:
|
case DW_OP_bit_piece:
|
printf ("DW_OP_bit_piece: ");
|
printf ("DW_OP_bit_piece: ");
|
printf (_("size: %s "),
|
printf (_("size: %s "),
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
printf (_("offset: %s "),
|
printf (_("offset: %s "),
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
dwarf_vmatoa ("u", read_leb128 (data, &bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
|
|
/* DWARF 4 extensions. */
|
/* DWARF 4 extensions. */
|
case DW_OP_stack_value:
|
case DW_OP_stack_value:
|
printf ("DW_OP_stack_value");
|
printf ("DW_OP_stack_value");
|
break;
|
break;
|
|
|
case DW_OP_implicit_value:
|
case DW_OP_implicit_value:
|
printf ("DW_OP_implicit_value");
|
printf ("DW_OP_implicit_value");
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
display_block (data, uvalue);
|
display_block (data, uvalue);
|
data += uvalue;
|
data += uvalue;
|
break;
|
break;
|
|
|
/* GNU extensions. */
|
/* GNU extensions. */
|
case DW_OP_GNU_push_tls_address:
|
case DW_OP_GNU_push_tls_address:
|
printf (_("DW_OP_GNU_push_tls_address or DW_OP_HP_unknown"));
|
printf (_("DW_OP_GNU_push_tls_address or DW_OP_HP_unknown"));
|
break;
|
break;
|
case DW_OP_GNU_uninit:
|
case DW_OP_GNU_uninit:
|
printf ("DW_OP_GNU_uninit");
|
printf ("DW_OP_GNU_uninit");
|
/* FIXME: Is there data associated with this OP ? */
|
/* FIXME: Is there data associated with this OP ? */
|
break;
|
break;
|
case DW_OP_GNU_encoded_addr:
|
case DW_OP_GNU_encoded_addr:
|
{
|
{
|
int encoding;
|
int encoding;
|
dwarf_vma addr;
|
dwarf_vma addr;
|
|
|
encoding = *data++;
|
encoding = *data++;
|
addr = get_encoded_value (data, encoding, section);
|
addr = get_encoded_value (data, encoding, section);
|
data += size_of_encoded_value (encoding);
|
data += size_of_encoded_value (encoding);
|
|
|
printf ("DW_OP_GNU_encoded_addr: fmt:%02x addr:", encoding);
|
printf ("DW_OP_GNU_encoded_addr: fmt:%02x addr:", encoding);
|
print_dwarf_vma (addr, pointer_size);
|
print_dwarf_vma (addr, pointer_size);
|
}
|
}
|
break;
|
break;
|
case DW_OP_GNU_implicit_pointer:
|
case DW_OP_GNU_implicit_pointer:
|
/* XXX: Strictly speaking for 64-bit DWARF3 files
|
/* XXX: Strictly speaking for 64-bit DWARF3 files
|
this ought to be an 8-byte wide computation. */
|
this ought to be an 8-byte wide computation. */
|
if (dwarf_version == -1)
|
if (dwarf_version == -1)
|
{
|
{
|
printf (_("(DW_OP_GNU_implicit_pointer in frame info)"));
|
printf (_("(DW_OP_GNU_implicit_pointer in frame info)"));
|
/* No way to tell where the next op is, so just bail. */
|
/* No way to tell where the next op is, so just bail. */
|
return need_frame_base;
|
return need_frame_base;
|
}
|
}
|
if (dwarf_version == 2)
|
if (dwarf_version == 2)
|
{
|
{
|
printf ("DW_OP_GNU_implicit_pointer: <0x%s> %s",
|
printf ("DW_OP_GNU_implicit_pointer: <0x%s> %s",
|
dwarf_vmatoa ("x", byte_get (data, pointer_size)),
|
dwarf_vmatoa ("x", byte_get (data, pointer_size)),
|
dwarf_vmatoa ("d", read_sleb128 (data + pointer_size,
|
dwarf_vmatoa ("d", read_sleb128 (data + pointer_size,
|
&bytes_read)));
|
&bytes_read)));
|
data += pointer_size + bytes_read;
|
data += pointer_size + bytes_read;
|
}
|
}
|
else
|
else
|
{
|
{
|
printf ("DW_OP_GNU_implicit_pointer: <0x%s> %s",
|
printf ("DW_OP_GNU_implicit_pointer: <0x%s> %s",
|
dwarf_vmatoa ("x", byte_get (data, offset_size)),
|
dwarf_vmatoa ("x", byte_get (data, offset_size)),
|
dwarf_vmatoa ("d", read_sleb128 (data + offset_size,
|
dwarf_vmatoa ("d", read_sleb128 (data + offset_size,
|
&bytes_read)));
|
&bytes_read)));
|
data += offset_size + bytes_read;
|
data += offset_size + bytes_read;
|
}
|
}
|
break;
|
break;
|
case DW_OP_GNU_entry_value:
|
case DW_OP_GNU_entry_value:
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf ("DW_OP_GNU_entry_value: (");
|
printf ("DW_OP_GNU_entry_value: (");
|
if (decode_location_expression (data, pointer_size, offset_size,
|
if (decode_location_expression (data, pointer_size, offset_size,
|
dwarf_version, uvalue,
|
dwarf_version, uvalue,
|
cu_offset, section))
|
cu_offset, section))
|
need_frame_base = 1;
|
need_frame_base = 1;
|
putchar (')');
|
putchar (')');
|
data += uvalue;
|
data += uvalue;
|
break;
|
break;
|
case DW_OP_GNU_const_type:
|
case DW_OP_GNU_const_type:
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf ("DW_OP_GNU_const_type: <0x%s> ",
|
printf ("DW_OP_GNU_const_type: <0x%s> ",
|
dwarf_vmatoa ("x", cu_offset + uvalue));
|
dwarf_vmatoa ("x", cu_offset + uvalue));
|
uvalue = byte_get (data++, 1);
|
uvalue = byte_get (data++, 1);
|
display_block (data, uvalue);
|
display_block (data, uvalue);
|
data += uvalue;
|
data += uvalue;
|
break;
|
break;
|
case DW_OP_GNU_regval_type:
|
case DW_OP_GNU_regval_type:
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf ("DW_OP_GNU_regval_type: %s (%s)",
|
printf ("DW_OP_GNU_regval_type: %s (%s)",
|
dwarf_vmatoa ("u", uvalue), regname (uvalue, 1));
|
dwarf_vmatoa ("u", uvalue), regname (uvalue, 1));
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf (" <0x%s>", dwarf_vmatoa ("x", cu_offset + uvalue));
|
printf (" <0x%s>", dwarf_vmatoa ("x", cu_offset + uvalue));
|
break;
|
break;
|
case DW_OP_GNU_deref_type:
|
case DW_OP_GNU_deref_type:
|
printf ("DW_OP_GNU_deref_type: %ld", (long) byte_get (data++, 1));
|
printf ("DW_OP_GNU_deref_type: %ld", (long) byte_get (data++, 1));
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf (" <0x%s>", dwarf_vmatoa ("x", cu_offset + uvalue));
|
printf (" <0x%s>", dwarf_vmatoa ("x", cu_offset + uvalue));
|
break;
|
break;
|
case DW_OP_GNU_convert:
|
case DW_OP_GNU_convert:
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf ("DW_OP_GNU_convert <0x%s>",
|
printf ("DW_OP_GNU_convert <0x%s>",
|
dwarf_vmatoa ("x", uvalue ? cu_offset + uvalue : 0));
|
dwarf_vmatoa ("x", uvalue ? cu_offset + uvalue : 0));
|
break;
|
break;
|
case DW_OP_GNU_reinterpret:
|
case DW_OP_GNU_reinterpret:
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
uvalue = read_leb128 (data, &bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf ("DW_OP_GNU_reinterpret <0x%s>",
|
printf ("DW_OP_GNU_reinterpret <0x%s>",
|
dwarf_vmatoa ("x", uvalue ? cu_offset + uvalue : 0));
|
dwarf_vmatoa ("x", uvalue ? cu_offset + uvalue : 0));
|
break;
|
break;
|
case DW_OP_GNU_parameter_ref:
|
case DW_OP_GNU_parameter_ref:
|
printf ("DW_OP_GNU_parameter_ref: <0x%s>",
|
printf ("DW_OP_GNU_parameter_ref: <0x%s>",
|
dwarf_vmatoa ("x", cu_offset + byte_get (data, 4)));
|
dwarf_vmatoa ("x", cu_offset + byte_get (data, 4)));
|
data += 4;
|
data += 4;
|
break;
|
break;
|
|
|
/* HP extensions. */
|
/* HP extensions. */
|
case DW_OP_HP_is_value:
|
case DW_OP_HP_is_value:
|
printf ("DW_OP_HP_is_value");
|
printf ("DW_OP_HP_is_value");
|
/* FIXME: Is there data associated with this OP ? */
|
/* FIXME: Is there data associated with this OP ? */
|
break;
|
break;
|
case DW_OP_HP_fltconst4:
|
case DW_OP_HP_fltconst4:
|
printf ("DW_OP_HP_fltconst4");
|
printf ("DW_OP_HP_fltconst4");
|
/* FIXME: Is there data associated with this OP ? */
|
/* FIXME: Is there data associated with this OP ? */
|
break;
|
break;
|
case DW_OP_HP_fltconst8:
|
case DW_OP_HP_fltconst8:
|
printf ("DW_OP_HP_fltconst8");
|
printf ("DW_OP_HP_fltconst8");
|
/* FIXME: Is there data associated with this OP ? */
|
/* FIXME: Is there data associated with this OP ? */
|
break;
|
break;
|
case DW_OP_HP_mod_range:
|
case DW_OP_HP_mod_range:
|
printf ("DW_OP_HP_mod_range");
|
printf ("DW_OP_HP_mod_range");
|
/* FIXME: Is there data associated with this OP ? */
|
/* FIXME: Is there data associated with this OP ? */
|
break;
|
break;
|
case DW_OP_HP_unmod_range:
|
case DW_OP_HP_unmod_range:
|
printf ("DW_OP_HP_unmod_range");
|
printf ("DW_OP_HP_unmod_range");
|
/* FIXME: Is there data associated with this OP ? */
|
/* FIXME: Is there data associated with this OP ? */
|
break;
|
break;
|
case DW_OP_HP_tls:
|
case DW_OP_HP_tls:
|
printf ("DW_OP_HP_tls");
|
printf ("DW_OP_HP_tls");
|
/* FIXME: Is there data associated with this OP ? */
|
/* FIXME: Is there data associated with this OP ? */
|
break;
|
break;
|
|
|
/* PGI (STMicroelectronics) extensions. */
|
/* PGI (STMicroelectronics) extensions. */
|
case DW_OP_PGI_omp_thread_num:
|
case DW_OP_PGI_omp_thread_num:
|
/* Pushes the thread number for the current thread as it would be
|
/* Pushes the thread number for the current thread as it would be
|
returned by the standard OpenMP library function:
|
returned by the standard OpenMP library function:
|
omp_get_thread_num(). The "current thread" is the thread for
|
omp_get_thread_num(). The "current thread" is the thread for
|
which the expression is being evaluated. */
|
which the expression is being evaluated. */
|
printf ("DW_OP_PGI_omp_thread_num");
|
printf ("DW_OP_PGI_omp_thread_num");
|
break;
|
break;
|
|
|
default:
|
default:
|
if (op >= DW_OP_lo_user
|
if (op >= DW_OP_lo_user
|
&& op <= DW_OP_hi_user)
|
&& op <= DW_OP_hi_user)
|
printf (_("(User defined location op)"));
|
printf (_("(User defined location op)"));
|
else
|
else
|
printf (_("(Unknown location op)"));
|
printf (_("(Unknown location op)"));
|
/* No way to tell where the next op is, so just bail. */
|
/* No way to tell where the next op is, so just bail. */
|
return need_frame_base;
|
return need_frame_base;
|
}
|
}
|
|
|
/* Separate the ops. */
|
/* Separate the ops. */
|
if (data < end)
|
if (data < end)
|
printf ("; ");
|
printf ("; ");
|
}
|
}
|
|
|
return need_frame_base;
|
return need_frame_base;
|
}
|
}
|
|
|
static unsigned char *
|
static unsigned char *
|
read_and_display_attr_value (unsigned long attribute,
|
read_and_display_attr_value (unsigned long attribute,
|
unsigned long form,
|
unsigned long form,
|
unsigned char * data,
|
unsigned char * data,
|
dwarf_vma cu_offset,
|
dwarf_vma cu_offset,
|
dwarf_vma pointer_size,
|
dwarf_vma pointer_size,
|
dwarf_vma offset_size,
|
dwarf_vma offset_size,
|
int dwarf_version,
|
int dwarf_version,
|
debug_info * debug_info_p,
|
debug_info * debug_info_p,
|
int do_loc,
|
int do_loc,
|
struct dwarf_section * section)
|
struct dwarf_section * section)
|
{
|
{
|
dwarf_vma uvalue = 0;
|
dwarf_vma uvalue = 0;
|
unsigned char *block_start = NULL;
|
unsigned char *block_start = NULL;
|
unsigned char * orig_data = data;
|
unsigned char * orig_data = data;
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
|
|
switch (form)
|
switch (form)
|
{
|
{
|
default:
|
default:
|
break;
|
break;
|
|
|
case DW_FORM_ref_addr:
|
case DW_FORM_ref_addr:
|
if (dwarf_version == 2)
|
if (dwarf_version == 2)
|
{
|
{
|
uvalue = byte_get (data, pointer_size);
|
uvalue = byte_get (data, pointer_size);
|
data += pointer_size;
|
data += pointer_size;
|
}
|
}
|
else if (dwarf_version == 3 || dwarf_version == 4)
|
else if (dwarf_version == 3 || dwarf_version == 4)
|
{
|
{
|
uvalue = byte_get (data, offset_size);
|
uvalue = byte_get (data, offset_size);
|
data += offset_size;
|
data += offset_size;
|
}
|
}
|
else
|
else
|
error (_("Internal error: DWARF version is not 2, 3 or 4.\n"));
|
error (_("Internal error: DWARF version is not 2, 3 or 4.\n"));
|
|
|
break;
|
break;
|
|
|
case DW_FORM_addr:
|
case DW_FORM_addr:
|
uvalue = byte_get (data, pointer_size);
|
uvalue = byte_get (data, pointer_size);
|
data += pointer_size;
|
data += pointer_size;
|
break;
|
break;
|
|
|
case DW_FORM_strp:
|
case DW_FORM_strp:
|
case DW_FORM_sec_offset:
|
case DW_FORM_sec_offset:
|
uvalue = byte_get (data, offset_size);
|
uvalue = byte_get (data, offset_size);
|
data += offset_size;
|
data += offset_size;
|
break;
|
break;
|
|
|
case DW_FORM_flag_present:
|
case DW_FORM_flag_present:
|
uvalue = 1;
|
uvalue = 1;
|
break;
|
break;
|
|
|
case DW_FORM_ref1:
|
case DW_FORM_ref1:
|
case DW_FORM_flag:
|
case DW_FORM_flag:
|
case DW_FORM_data1:
|
case DW_FORM_data1:
|
uvalue = byte_get (data++, 1);
|
uvalue = byte_get (data++, 1);
|
break;
|
break;
|
|
|
case DW_FORM_ref2:
|
case DW_FORM_ref2:
|
case DW_FORM_data2:
|
case DW_FORM_data2:
|
uvalue = byte_get (data, 2);
|
uvalue = byte_get (data, 2);
|
data += 2;
|
data += 2;
|
break;
|
break;
|
|
|
case DW_FORM_ref4:
|
case DW_FORM_ref4:
|
case DW_FORM_data4:
|
case DW_FORM_data4:
|
uvalue = byte_get (data, 4);
|
uvalue = byte_get (data, 4);
|
data += 4;
|
data += 4;
|
break;
|
break;
|
|
|
case DW_FORM_sdata:
|
case DW_FORM_sdata:
|
uvalue = read_leb128 (data, & bytes_read, 1);
|
uvalue = read_leb128 (data, & bytes_read, 1);
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
|
|
case DW_FORM_ref_udata:
|
case DW_FORM_ref_udata:
|
case DW_FORM_udata:
|
case DW_FORM_udata:
|
uvalue = read_leb128 (data, & bytes_read, 0);
|
uvalue = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
break;
|
break;
|
|
|
case DW_FORM_indirect:
|
case DW_FORM_indirect:
|
form = read_leb128 (data, & bytes_read, 0);
|
form = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
if (!do_loc)
|
if (!do_loc)
|
printf (" %s", get_FORM_name (form));
|
printf (" %s", get_FORM_name (form));
|
return read_and_display_attr_value (attribute, form, data,
|
return read_and_display_attr_value (attribute, form, data,
|
cu_offset, pointer_size,
|
cu_offset, pointer_size,
|
offset_size, dwarf_version,
|
offset_size, dwarf_version,
|
debug_info_p, do_loc,
|
debug_info_p, do_loc,
|
section);
|
section);
|
}
|
}
|
|
|
switch (form)
|
switch (form)
|
{
|
{
|
case DW_FORM_ref_addr:
|
case DW_FORM_ref_addr:
|
if (!do_loc)
|
if (!do_loc)
|
printf (" <0x%s>", dwarf_vmatoa ("x",uvalue));
|
printf (" <0x%s>", dwarf_vmatoa ("x",uvalue));
|
break;
|
break;
|
|
|
case DW_FORM_ref1:
|
case DW_FORM_ref1:
|
case DW_FORM_ref2:
|
case DW_FORM_ref2:
|
case DW_FORM_ref4:
|
case DW_FORM_ref4:
|
case DW_FORM_ref_udata:
|
case DW_FORM_ref_udata:
|
if (!do_loc)
|
if (!do_loc)
|
printf (" <0x%s>", dwarf_vmatoa ("x", uvalue + cu_offset));
|
printf (" <0x%s>", dwarf_vmatoa ("x", uvalue + cu_offset));
|
break;
|
break;
|
|
|
case DW_FORM_data4:
|
case DW_FORM_data4:
|
case DW_FORM_addr:
|
case DW_FORM_addr:
|
case DW_FORM_sec_offset:
|
case DW_FORM_sec_offset:
|
if (!do_loc)
|
if (!do_loc)
|
printf (" 0x%s", dwarf_vmatoa ("x", uvalue));
|
printf (" 0x%s", dwarf_vmatoa ("x", uvalue));
|
break;
|
break;
|
|
|
case DW_FORM_flag_present:
|
case DW_FORM_flag_present:
|
case DW_FORM_flag:
|
case DW_FORM_flag:
|
case DW_FORM_data1:
|
case DW_FORM_data1:
|
case DW_FORM_data2:
|
case DW_FORM_data2:
|
case DW_FORM_sdata:
|
case DW_FORM_sdata:
|
case DW_FORM_udata:
|
case DW_FORM_udata:
|
if (!do_loc)
|
if (!do_loc)
|
printf (" %s", dwarf_vmatoa ("d", uvalue));
|
printf (" %s", dwarf_vmatoa ("d", uvalue));
|
break;
|
break;
|
|
|
case DW_FORM_ref8:
|
case DW_FORM_ref8:
|
case DW_FORM_data8:
|
case DW_FORM_data8:
|
if (!do_loc)
|
if (!do_loc)
|
{
|
{
|
uvalue = byte_get (data, 4);
|
dwarf_vma high_bits;
|
printf (" 0x%s", dwarf_vmatoa ("x", uvalue));
|
char buf[64];
|
printf (" 0x%lx", (unsigned long) byte_get (data + 4, 4));
|
|
|
byte_get_64 (data, &high_bits, &uvalue);
|
|
printf (" 0x%s",
|
|
dwarf_vmatoa64 (high_bits, uvalue, buf, sizeof (buf)));
|
}
|
}
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
&& num_debug_info_entries == 0)
|
&& num_debug_info_entries == 0)
|
{
|
{
|
if (sizeof (uvalue) == 8)
|
if (sizeof (uvalue) == 8)
|
uvalue = byte_get (data, 8);
|
uvalue = byte_get (data, 8);
|
else
|
else
|
error (_("DW_FORM_data8 is unsupported when sizeof (dwarf_vma) != 8\n"));
|
error (_("DW_FORM_data8 is unsupported when sizeof (dwarf_vma) != 8\n"));
|
}
|
}
|
data += 8;
|
data += 8;
|
break;
|
break;
|
|
|
case DW_FORM_string:
|
case DW_FORM_string:
|
if (!do_loc)
|
if (!do_loc)
|
printf (" %s", data);
|
printf (" %s", data);
|
data += strlen ((char *) data) + 1;
|
data += strlen ((char *) data) + 1;
|
break;
|
break;
|
|
|
case DW_FORM_block:
|
case DW_FORM_block:
|
case DW_FORM_exprloc:
|
case DW_FORM_exprloc:
|
uvalue = read_leb128 (data, & bytes_read, 0);
|
uvalue = read_leb128 (data, & bytes_read, 0);
|
block_start = data + bytes_read;
|
block_start = data + bytes_read;
|
if (do_loc)
|
if (do_loc)
|
data = block_start + uvalue;
|
data = block_start + uvalue;
|
else
|
else
|
data = display_block (block_start, uvalue);
|
data = display_block (block_start, uvalue);
|
break;
|
break;
|
|
|
case DW_FORM_block1:
|
case DW_FORM_block1:
|
uvalue = byte_get (data, 1);
|
uvalue = byte_get (data, 1);
|
block_start = data + 1;
|
block_start = data + 1;
|
if (do_loc)
|
if (do_loc)
|
data = block_start + uvalue;
|
data = block_start + uvalue;
|
else
|
else
|
data = display_block (block_start, uvalue);
|
data = display_block (block_start, uvalue);
|
break;
|
break;
|
|
|
case DW_FORM_block2:
|
case DW_FORM_block2:
|
uvalue = byte_get (data, 2);
|
uvalue = byte_get (data, 2);
|
block_start = data + 2;
|
block_start = data + 2;
|
if (do_loc)
|
if (do_loc)
|
data = block_start + uvalue;
|
data = block_start + uvalue;
|
else
|
else
|
data = display_block (block_start, uvalue);
|
data = display_block (block_start, uvalue);
|
break;
|
break;
|
|
|
case DW_FORM_block4:
|
case DW_FORM_block4:
|
uvalue = byte_get (data, 4);
|
uvalue = byte_get (data, 4);
|
block_start = data + 4;
|
block_start = data + 4;
|
if (do_loc)
|
if (do_loc)
|
data = block_start + uvalue;
|
data = block_start + uvalue;
|
else
|
else
|
data = display_block (block_start, uvalue);
|
data = display_block (block_start, uvalue);
|
break;
|
break;
|
|
|
case DW_FORM_strp:
|
case DW_FORM_strp:
|
if (!do_loc)
|
if (!do_loc)
|
printf (_(" (indirect string, offset: 0x%s): %s"),
|
printf (_(" (indirect string, offset: 0x%s): %s"),
|
dwarf_vmatoa ("x", uvalue),
|
dwarf_vmatoa ("x", uvalue),
|
fetch_indirect_string (uvalue));
|
fetch_indirect_string (uvalue));
|
break;
|
break;
|
|
|
case DW_FORM_indirect:
|
case DW_FORM_indirect:
|
/* Handled above. */
|
/* Handled above. */
|
break;
|
break;
|
|
|
case DW_FORM_ref_sig8:
|
case DW_FORM_ref_sig8:
|
if (!do_loc)
|
if (!do_loc)
|
{
|
{
|
int i;
|
dwarf_vma high_bits;
|
printf (" signature: ");
|
char buf[64];
|
for (i = 0; i < 8; i++)
|
|
{
|
byte_get_64 (data, &high_bits, &uvalue);
|
printf ("%02x", (unsigned) byte_get (data, 1));
|
printf (" signature: 0x%s",
|
data += 1;
|
dwarf_vmatoa64 (high_bits, uvalue, buf, sizeof (buf)));
|
}
|
|
}
|
}
|
else
|
|
data += 8;
|
data += 8;
|
break;
|
break;
|
|
|
default:
|
default:
|
warn (_("Unrecognized form: %lu\n"), form);
|
warn (_("Unrecognized form: %lu\n"), form);
|
break;
|
break;
|
}
|
}
|
|
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
&& num_debug_info_entries == 0
|
&& num_debug_info_entries == 0
|
&& debug_info_p != NULL)
|
&& debug_info_p != NULL)
|
{
|
{
|
switch (attribute)
|
switch (attribute)
|
{
|
{
|
case DW_AT_frame_base:
|
case DW_AT_frame_base:
|
have_frame_base = 1;
|
have_frame_base = 1;
|
case DW_AT_location:
|
case DW_AT_location:
|
case DW_AT_string_length:
|
case DW_AT_string_length:
|
case DW_AT_return_addr:
|
case DW_AT_return_addr:
|
case DW_AT_data_member_location:
|
case DW_AT_data_member_location:
|
case DW_AT_vtable_elem_location:
|
case DW_AT_vtable_elem_location:
|
case DW_AT_segment:
|
case DW_AT_segment:
|
case DW_AT_static_link:
|
case DW_AT_static_link:
|
case DW_AT_use_location:
|
case DW_AT_use_location:
|
case DW_AT_GNU_call_site_value:
|
case DW_AT_GNU_call_site_value:
|
case DW_AT_GNU_call_site_data_value:
|
case DW_AT_GNU_call_site_data_value:
|
case DW_AT_GNU_call_site_target:
|
case DW_AT_GNU_call_site_target:
|
case DW_AT_GNU_call_site_target_clobbered:
|
case DW_AT_GNU_call_site_target_clobbered:
|
if ((dwarf_version < 4
|
if ((dwarf_version < 4
|
&& (form == DW_FORM_data4 || form == DW_FORM_data8))
|
&& (form == DW_FORM_data4 || form == DW_FORM_data8))
|
|| form == DW_FORM_sec_offset)
|
|| form == DW_FORM_sec_offset)
|
{
|
{
|
/* Process location list. */
|
/* Process location list. */
|
unsigned int lmax = debug_info_p->max_loc_offsets;
|
unsigned int lmax = debug_info_p->max_loc_offsets;
|
unsigned int num = debug_info_p->num_loc_offsets;
|
unsigned int num = debug_info_p->num_loc_offsets;
|
|
|
if (lmax == 0 || num >= lmax)
|
if (lmax == 0 || num >= lmax)
|
{
|
{
|
lmax += 1024;
|
lmax += 1024;
|
debug_info_p->loc_offsets = (dwarf_vma *)
|
debug_info_p->loc_offsets = (dwarf_vma *)
|
xcrealloc (debug_info_p->loc_offsets,
|
xcrealloc (debug_info_p->loc_offsets,
|
lmax, sizeof (*debug_info_p->loc_offsets));
|
lmax, sizeof (*debug_info_p->loc_offsets));
|
debug_info_p->have_frame_base = (int *)
|
debug_info_p->have_frame_base = (int *)
|
xcrealloc (debug_info_p->have_frame_base,
|
xcrealloc (debug_info_p->have_frame_base,
|
lmax, sizeof (*debug_info_p->have_frame_base));
|
lmax, sizeof (*debug_info_p->have_frame_base));
|
debug_info_p->max_loc_offsets = lmax;
|
debug_info_p->max_loc_offsets = lmax;
|
}
|
}
|
debug_info_p->loc_offsets [num] = uvalue;
|
debug_info_p->loc_offsets [num] = uvalue;
|
debug_info_p->have_frame_base [num] = have_frame_base;
|
debug_info_p->have_frame_base [num] = have_frame_base;
|
debug_info_p->num_loc_offsets++;
|
debug_info_p->num_loc_offsets++;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_low_pc:
|
case DW_AT_low_pc:
|
if (need_base_address)
|
if (need_base_address)
|
debug_info_p->base_address = uvalue;
|
debug_info_p->base_address = uvalue;
|
break;
|
break;
|
|
|
case DW_AT_ranges:
|
case DW_AT_ranges:
|
if ((dwarf_version < 4
|
if ((dwarf_version < 4
|
&& (form == DW_FORM_data4 || form == DW_FORM_data8))
|
&& (form == DW_FORM_data4 || form == DW_FORM_data8))
|
|| form == DW_FORM_sec_offset)
|
|| form == DW_FORM_sec_offset)
|
{
|
{
|
/* Process range list. */
|
/* Process range list. */
|
unsigned int lmax = debug_info_p->max_range_lists;
|
unsigned int lmax = debug_info_p->max_range_lists;
|
unsigned int num = debug_info_p->num_range_lists;
|
unsigned int num = debug_info_p->num_range_lists;
|
|
|
if (lmax == 0 || num >= lmax)
|
if (lmax == 0 || num >= lmax)
|
{
|
{
|
lmax += 1024;
|
lmax += 1024;
|
debug_info_p->range_lists = (dwarf_vma *)
|
debug_info_p->range_lists = (dwarf_vma *)
|
xcrealloc (debug_info_p->range_lists,
|
xcrealloc (debug_info_p->range_lists,
|
lmax, sizeof (*debug_info_p->range_lists));
|
lmax, sizeof (*debug_info_p->range_lists));
|
debug_info_p->max_range_lists = lmax;
|
debug_info_p->max_range_lists = lmax;
|
}
|
}
|
debug_info_p->range_lists [num] = uvalue;
|
debug_info_p->range_lists [num] = uvalue;
|
debug_info_p->num_range_lists++;
|
debug_info_p->num_range_lists++;
|
}
|
}
|
break;
|
break;
|
|
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
if (do_loc || attribute == 0)
|
if (do_loc || attribute == 0)
|
return data;
|
return data;
|
|
|
/* For some attributes we can display further information. */
|
/* For some attributes we can display further information. */
|
printf ("\t");
|
printf ("\t");
|
|
|
switch (attribute)
|
switch (attribute)
|
{
|
{
|
case DW_AT_inline:
|
case DW_AT_inline:
|
switch (uvalue)
|
switch (uvalue)
|
{
|
{
|
case DW_INL_not_inlined:
|
case DW_INL_not_inlined:
|
printf (_("(not inlined)"));
|
printf (_("(not inlined)"));
|
break;
|
break;
|
case DW_INL_inlined:
|
case DW_INL_inlined:
|
printf (_("(inlined)"));
|
printf (_("(inlined)"));
|
break;
|
break;
|
case DW_INL_declared_not_inlined:
|
case DW_INL_declared_not_inlined:
|
printf (_("(declared as inline but ignored)"));
|
printf (_("(declared as inline but ignored)"));
|
break;
|
break;
|
case DW_INL_declared_inlined:
|
case DW_INL_declared_inlined:
|
printf (_("(declared as inline and inlined)"));
|
printf (_("(declared as inline and inlined)"));
|
break;
|
break;
|
default:
|
default:
|
printf (_(" (Unknown inline attribute value: %s)"),
|
printf (_(" (Unknown inline attribute value: %s)"),
|
dwarf_vmatoa ("x", uvalue));
|
dwarf_vmatoa ("x", uvalue));
|
break;
|
break;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_language:
|
case DW_AT_language:
|
switch (uvalue)
|
switch (uvalue)
|
{
|
{
|
/* Ordered by the numeric value of these constants. */
|
/* Ordered by the numeric value of these constants. */
|
case DW_LANG_C89: printf ("(ANSI C)"); break;
|
case DW_LANG_C89: printf ("(ANSI C)"); break;
|
case DW_LANG_C: printf ("(non-ANSI C)"); break;
|
case DW_LANG_C: printf ("(non-ANSI C)"); break;
|
case DW_LANG_Ada83: printf ("(Ada)"); break;
|
case DW_LANG_Ada83: printf ("(Ada)"); break;
|
case DW_LANG_C_plus_plus: printf ("(C++)"); break;
|
case DW_LANG_C_plus_plus: printf ("(C++)"); break;
|
case DW_LANG_Cobol74: printf ("(Cobol 74)"); break;
|
case DW_LANG_Cobol74: printf ("(Cobol 74)"); break;
|
case DW_LANG_Cobol85: printf ("(Cobol 85)"); break;
|
case DW_LANG_Cobol85: printf ("(Cobol 85)"); break;
|
case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break;
|
case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break;
|
case DW_LANG_Fortran90: printf ("(Fortran 90)"); break;
|
case DW_LANG_Fortran90: printf ("(Fortran 90)"); break;
|
case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break;
|
case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break;
|
case DW_LANG_Modula2: printf ("(Modula 2)"); break;
|
case DW_LANG_Modula2: printf ("(Modula 2)"); break;
|
/* DWARF 2.1 values. */
|
/* DWARF 2.1 values. */
|
case DW_LANG_Java: printf ("(Java)"); break;
|
case DW_LANG_Java: printf ("(Java)"); break;
|
case DW_LANG_C99: printf ("(ANSI C99)"); break;
|
case DW_LANG_C99: printf ("(ANSI C99)"); break;
|
case DW_LANG_Ada95: printf ("(ADA 95)"); break;
|
case DW_LANG_Ada95: printf ("(ADA 95)"); break;
|
case DW_LANG_Fortran95: printf ("(Fortran 95)"); break;
|
case DW_LANG_Fortran95: printf ("(Fortran 95)"); break;
|
/* DWARF 3 values. */
|
/* DWARF 3 values. */
|
case DW_LANG_PLI: printf ("(PLI)"); break;
|
case DW_LANG_PLI: printf ("(PLI)"); break;
|
case DW_LANG_ObjC: printf ("(Objective C)"); break;
|
case DW_LANG_ObjC: printf ("(Objective C)"); break;
|
case DW_LANG_ObjC_plus_plus: printf ("(Objective C++)"); break;
|
case DW_LANG_ObjC_plus_plus: printf ("(Objective C++)"); break;
|
case DW_LANG_UPC: printf ("(Unified Parallel C)"); break;
|
case DW_LANG_UPC: printf ("(Unified Parallel C)"); break;
|
case DW_LANG_D: printf ("(D)"); break;
|
case DW_LANG_D: printf ("(D)"); break;
|
/* DWARF 4 values. */
|
/* DWARF 4 values. */
|
case DW_LANG_Python: printf ("(Python)"); break;
|
case DW_LANG_Python: printf ("(Python)"); break;
|
|
/* DWARF 5 values. */
|
|
case DW_LANG_Go: printf ("(Go)"); break;
|
/* MIPS extension. */
|
/* MIPS extension. */
|
case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break;
|
case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break;
|
/* UPC extension. */
|
/* UPC extension. */
|
case DW_LANG_Upc: printf ("(Unified Parallel C)"); break;
|
case DW_LANG_Upc: printf ("(Unified Parallel C)"); break;
|
default:
|
default:
|
if (uvalue >= DW_LANG_lo_user && uvalue <= DW_LANG_hi_user)
|
if (uvalue >= DW_LANG_lo_user && uvalue <= DW_LANG_hi_user)
|
printf (_("(implementation defined: %s)"),
|
printf (_("(implementation defined: %s)"),
|
dwarf_vmatoa ("x", uvalue));
|
dwarf_vmatoa ("x", uvalue));
|
else
|
else
|
printf (_("(Unknown: %s)"), dwarf_vmatoa ("x", uvalue));
|
printf (_("(Unknown: %s)"), dwarf_vmatoa ("x", uvalue));
|
break;
|
break;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_encoding:
|
case DW_AT_encoding:
|
switch (uvalue)
|
switch (uvalue)
|
{
|
{
|
case DW_ATE_void: printf ("(void)"); break;
|
case DW_ATE_void: printf ("(void)"); break;
|
case DW_ATE_address: printf ("(machine address)"); break;
|
case DW_ATE_address: printf ("(machine address)"); break;
|
case DW_ATE_boolean: printf ("(boolean)"); break;
|
case DW_ATE_boolean: printf ("(boolean)"); break;
|
case DW_ATE_complex_float: printf ("(complex float)"); break;
|
case DW_ATE_complex_float: printf ("(complex float)"); break;
|
case DW_ATE_float: printf ("(float)"); break;
|
case DW_ATE_float: printf ("(float)"); break;
|
case DW_ATE_signed: printf ("(signed)"); break;
|
case DW_ATE_signed: printf ("(signed)"); break;
|
case DW_ATE_signed_char: printf ("(signed char)"); break;
|
case DW_ATE_signed_char: printf ("(signed char)"); break;
|
case DW_ATE_unsigned: printf ("(unsigned)"); break;
|
case DW_ATE_unsigned: printf ("(unsigned)"); break;
|
case DW_ATE_unsigned_char: printf ("(unsigned char)"); break;
|
case DW_ATE_unsigned_char: printf ("(unsigned char)"); break;
|
/* DWARF 2.1 values: */
|
/* DWARF 2.1 values: */
|
case DW_ATE_imaginary_float: printf ("(imaginary float)"); break;
|
case DW_ATE_imaginary_float: printf ("(imaginary float)"); break;
|
case DW_ATE_decimal_float: printf ("(decimal float)"); break;
|
case DW_ATE_decimal_float: printf ("(decimal float)"); break;
|
/* DWARF 3 values: */
|
/* DWARF 3 values: */
|
case DW_ATE_packed_decimal: printf ("(packed_decimal)"); break;
|
case DW_ATE_packed_decimal: printf ("(packed_decimal)"); break;
|
case DW_ATE_numeric_string: printf ("(numeric_string)"); break;
|
case DW_ATE_numeric_string: printf ("(numeric_string)"); break;
|
case DW_ATE_edited: printf ("(edited)"); break;
|
case DW_ATE_edited: printf ("(edited)"); break;
|
case DW_ATE_signed_fixed: printf ("(signed_fixed)"); break;
|
case DW_ATE_signed_fixed: printf ("(signed_fixed)"); break;
|
case DW_ATE_unsigned_fixed: printf ("(unsigned_fixed)"); break;
|
case DW_ATE_unsigned_fixed: printf ("(unsigned_fixed)"); break;
|
/* HP extensions: */
|
/* HP extensions: */
|
case DW_ATE_HP_float80: printf ("(HP_float80)"); break;
|
case DW_ATE_HP_float80: printf ("(HP_float80)"); break;
|
case DW_ATE_HP_complex_float80: printf ("(HP_complex_float80)"); break;
|
case DW_ATE_HP_complex_float80: printf ("(HP_complex_float80)"); break;
|
case DW_ATE_HP_float128: printf ("(HP_float128)"); break;
|
case DW_ATE_HP_float128: printf ("(HP_float128)"); break;
|
case DW_ATE_HP_complex_float128:printf ("(HP_complex_float128)"); break;
|
case DW_ATE_HP_complex_float128:printf ("(HP_complex_float128)"); break;
|
case DW_ATE_HP_floathpintel: printf ("(HP_floathpintel)"); break;
|
case DW_ATE_HP_floathpintel: printf ("(HP_floathpintel)"); break;
|
case DW_ATE_HP_imaginary_float80: printf ("(HP_imaginary_float80)"); break;
|
case DW_ATE_HP_imaginary_float80: printf ("(HP_imaginary_float80)"); break;
|
case DW_ATE_HP_imaginary_float128: printf ("(HP_imaginary_float128)"); break;
|
case DW_ATE_HP_imaginary_float128: printf ("(HP_imaginary_float128)"); break;
|
|
|
default:
|
default:
|
if (uvalue >= DW_ATE_lo_user
|
if (uvalue >= DW_ATE_lo_user
|
&& uvalue <= DW_ATE_hi_user)
|
&& uvalue <= DW_ATE_hi_user)
|
printf (_("(user defined type)"));
|
printf (_("(user defined type)"));
|
else
|
else
|
printf (_("(unknown type)"));
|
printf (_("(unknown type)"));
|
break;
|
break;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_accessibility:
|
case DW_AT_accessibility:
|
switch (uvalue)
|
switch (uvalue)
|
{
|
{
|
case DW_ACCESS_public: printf ("(public)"); break;
|
case DW_ACCESS_public: printf ("(public)"); break;
|
case DW_ACCESS_protected: printf ("(protected)"); break;
|
case DW_ACCESS_protected: printf ("(protected)"); break;
|
case DW_ACCESS_private: printf ("(private)"); break;
|
case DW_ACCESS_private: printf ("(private)"); break;
|
default:
|
default:
|
printf (_("(unknown accessibility)"));
|
printf (_("(unknown accessibility)"));
|
break;
|
break;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_visibility:
|
case DW_AT_visibility:
|
switch (uvalue)
|
switch (uvalue)
|
{
|
{
|
case DW_VIS_local: printf ("(local)"); break;
|
case DW_VIS_local: printf ("(local)"); break;
|
case DW_VIS_exported: printf ("(exported)"); break;
|
case DW_VIS_exported: printf ("(exported)"); break;
|
case DW_VIS_qualified: printf ("(qualified)"); break;
|
case DW_VIS_qualified: printf ("(qualified)"); break;
|
default: printf (_("(unknown visibility)")); break;
|
default: printf (_("(unknown visibility)")); break;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_virtuality:
|
case DW_AT_virtuality:
|
switch (uvalue)
|
switch (uvalue)
|
{
|
{
|
case DW_VIRTUALITY_none: printf ("(none)"); break;
|
case DW_VIRTUALITY_none: printf ("(none)"); break;
|
case DW_VIRTUALITY_virtual: printf ("(virtual)"); break;
|
case DW_VIRTUALITY_virtual: printf ("(virtual)"); break;
|
case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break;
|
case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break;
|
default: printf (_("(unknown virtuality)")); break;
|
default: printf (_("(unknown virtuality)")); break;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_identifier_case:
|
case DW_AT_identifier_case:
|
switch (uvalue)
|
switch (uvalue)
|
{
|
{
|
case DW_ID_case_sensitive: printf ("(case_sensitive)"); break;
|
case DW_ID_case_sensitive: printf ("(case_sensitive)"); break;
|
case DW_ID_up_case: printf ("(up_case)"); break;
|
case DW_ID_up_case: printf ("(up_case)"); break;
|
case DW_ID_down_case: printf ("(down_case)"); break;
|
case DW_ID_down_case: printf ("(down_case)"); break;
|
case DW_ID_case_insensitive: printf ("(case_insensitive)"); break;
|
case DW_ID_case_insensitive: printf ("(case_insensitive)"); break;
|
default: printf (_("(unknown case)")); break;
|
default: printf (_("(unknown case)")); break;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_calling_convention:
|
case DW_AT_calling_convention:
|
switch (uvalue)
|
switch (uvalue)
|
{
|
{
|
case DW_CC_normal: printf ("(normal)"); break;
|
case DW_CC_normal: printf ("(normal)"); break;
|
case DW_CC_program: printf ("(program)"); break;
|
case DW_CC_program: printf ("(program)"); break;
|
case DW_CC_nocall: printf ("(nocall)"); break;
|
case DW_CC_nocall: printf ("(nocall)"); break;
|
default:
|
default:
|
if (uvalue >= DW_CC_lo_user
|
if (uvalue >= DW_CC_lo_user
|
&& uvalue <= DW_CC_hi_user)
|
&& uvalue <= DW_CC_hi_user)
|
printf (_("(user defined)"));
|
printf (_("(user defined)"));
|
else
|
else
|
printf (_("(unknown convention)"));
|
printf (_("(unknown convention)"));
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_ordering:
|
case DW_AT_ordering:
|
switch (uvalue)
|
switch (uvalue)
|
{
|
{
|
case -1: printf (_("(undefined)")); break;
|
case -1: printf (_("(undefined)")); break;
|
case 0: printf ("(row major)"); break;
|
case 0: printf ("(row major)"); break;
|
case 1: printf ("(column major)"); break;
|
case 1: printf ("(column major)"); break;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_frame_base:
|
case DW_AT_frame_base:
|
have_frame_base = 1;
|
have_frame_base = 1;
|
case DW_AT_location:
|
case DW_AT_location:
|
case DW_AT_string_length:
|
case DW_AT_string_length:
|
case DW_AT_return_addr:
|
case DW_AT_return_addr:
|
case DW_AT_data_member_location:
|
case DW_AT_data_member_location:
|
case DW_AT_vtable_elem_location:
|
case DW_AT_vtable_elem_location:
|
case DW_AT_segment:
|
case DW_AT_segment:
|
case DW_AT_static_link:
|
case DW_AT_static_link:
|
case DW_AT_use_location:
|
case DW_AT_use_location:
|
case DW_AT_GNU_call_site_value:
|
case DW_AT_GNU_call_site_value:
|
case DW_AT_GNU_call_site_data_value:
|
case DW_AT_GNU_call_site_data_value:
|
case DW_AT_GNU_call_site_target:
|
case DW_AT_GNU_call_site_target:
|
case DW_AT_GNU_call_site_target_clobbered:
|
case DW_AT_GNU_call_site_target_clobbered:
|
if ((dwarf_version < 4
|
if ((dwarf_version < 4
|
&& (form == DW_FORM_data4 || form == DW_FORM_data8))
|
&& (form == DW_FORM_data4 || form == DW_FORM_data8))
|
|| form == DW_FORM_sec_offset)
|
|| form == DW_FORM_sec_offset)
|
printf (_("(location list)"));
|
printf (_("(location list)"));
|
/* Fall through. */
|
/* Fall through. */
|
case DW_AT_allocated:
|
case DW_AT_allocated:
|
case DW_AT_associated:
|
case DW_AT_associated:
|
case DW_AT_data_location:
|
case DW_AT_data_location:
|
case DW_AT_stride:
|
case DW_AT_stride:
|
case DW_AT_upper_bound:
|
case DW_AT_upper_bound:
|
case DW_AT_lower_bound:
|
case DW_AT_lower_bound:
|
if (block_start)
|
if (block_start)
|
{
|
{
|
int need_frame_base;
|
int need_frame_base;
|
|
|
printf ("(");
|
printf ("(");
|
need_frame_base = decode_location_expression (block_start,
|
need_frame_base = decode_location_expression (block_start,
|
pointer_size,
|
pointer_size,
|
offset_size,
|
offset_size,
|
dwarf_version,
|
dwarf_version,
|
uvalue,
|
uvalue,
|
cu_offset, section);
|
cu_offset, section);
|
printf (")");
|
printf (")");
|
if (need_frame_base && !have_frame_base)
|
if (need_frame_base && !have_frame_base)
|
printf (_(" [without DW_AT_frame_base]"));
|
printf (_(" [without DW_AT_frame_base]"));
|
}
|
}
|
break;
|
break;
|
|
|
case DW_AT_import:
|
case DW_AT_import:
|
{
|
{
|
if (form == DW_FORM_ref_sig8)
|
if (form == DW_FORM_ref_sig8)
|
break;
|
break;
|
|
|
if (form == DW_FORM_ref1
|
if (form == DW_FORM_ref1
|
|| form == DW_FORM_ref2
|
|| form == DW_FORM_ref2
|
|| form == DW_FORM_ref4
|
|| form == DW_FORM_ref4
|
|| form == DW_FORM_ref_udata)
|
|| form == DW_FORM_ref_udata)
|
uvalue += cu_offset;
|
uvalue += cu_offset;
|
|
|
if (uvalue >= section->size)
|
if (uvalue >= section->size)
|
warn (_("Offset %s used as value for DW_AT_import attribute of DIE at offset %lx is too big.\n"),
|
warn (_("Offset %s used as value for DW_AT_import attribute of DIE at offset %lx is too big.\n"),
|
dwarf_vmatoa ("x", uvalue),
|
dwarf_vmatoa ("x", uvalue),
|
(unsigned long) (orig_data - section->start));
|
(unsigned long) (orig_data - section->start));
|
else
|
else
|
{
|
{
|
unsigned long abbrev_number;
|
unsigned long abbrev_number;
|
abbrev_entry * entry;
|
abbrev_entry * entry;
|
|
|
abbrev_number = read_leb128 (section->start + uvalue, NULL, 0);
|
abbrev_number = read_leb128 (section->start + uvalue, NULL, 0);
|
|
|
printf (_("[Abbrev Number: %ld"), abbrev_number);
|
printf (_("[Abbrev Number: %ld"), abbrev_number);
|
for (entry = first_abbrev; entry != NULL; entry = entry->next)
|
for (entry = first_abbrev; entry != NULL; entry = entry->next)
|
if (entry->entry == abbrev_number)
|
if (entry->entry == abbrev_number)
|
break;
|
break;
|
if (entry != NULL)
|
if (entry != NULL)
|
printf (" (%s)", get_TAG_name (entry->tag));
|
printf (" (%s)", get_TAG_name (entry->tag));
|
printf ("]");
|
printf ("]");
|
}
|
}
|
}
|
}
|
break;
|
break;
|
|
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
|
|
return data;
|
return data;
|
}
|
}
|
|
|
static char *
|
static char *
|
get_AT_name (unsigned long attribute)
|
get_AT_name (unsigned long attribute)
|
{
|
{
|
switch (attribute)
|
switch (attribute)
|
{
|
{
|
case DW_AT_sibling: return "DW_AT_sibling";
|
case DW_AT_sibling: return "DW_AT_sibling";
|
case DW_AT_location: return "DW_AT_location";
|
case DW_AT_location: return "DW_AT_location";
|
case DW_AT_name: return "DW_AT_name";
|
case DW_AT_name: return "DW_AT_name";
|
case DW_AT_ordering: return "DW_AT_ordering";
|
case DW_AT_ordering: return "DW_AT_ordering";
|
case DW_AT_subscr_data: return "DW_AT_subscr_data";
|
case DW_AT_subscr_data: return "DW_AT_subscr_data";
|
case DW_AT_byte_size: return "DW_AT_byte_size";
|
case DW_AT_byte_size: return "DW_AT_byte_size";
|
case DW_AT_bit_offset: return "DW_AT_bit_offset";
|
case DW_AT_bit_offset: return "DW_AT_bit_offset";
|
case DW_AT_bit_size: return "DW_AT_bit_size";
|
case DW_AT_bit_size: return "DW_AT_bit_size";
|
case DW_AT_element_list: return "DW_AT_element_list";
|
case DW_AT_element_list: return "DW_AT_element_list";
|
case DW_AT_stmt_list: return "DW_AT_stmt_list";
|
case DW_AT_stmt_list: return "DW_AT_stmt_list";
|
case DW_AT_low_pc: return "DW_AT_low_pc";
|
case DW_AT_low_pc: return "DW_AT_low_pc";
|
case DW_AT_high_pc: return "DW_AT_high_pc";
|
case DW_AT_high_pc: return "DW_AT_high_pc";
|
case DW_AT_language: return "DW_AT_language";
|
case DW_AT_language: return "DW_AT_language";
|
case DW_AT_member: return "DW_AT_member";
|
case DW_AT_member: return "DW_AT_member";
|
case DW_AT_discr: return "DW_AT_discr";
|
case DW_AT_discr: return "DW_AT_discr";
|
case DW_AT_discr_value: return "DW_AT_discr_value";
|
case DW_AT_discr_value: return "DW_AT_discr_value";
|
case DW_AT_visibility: return "DW_AT_visibility";
|
case DW_AT_visibility: return "DW_AT_visibility";
|
case DW_AT_import: return "DW_AT_import";
|
case DW_AT_import: return "DW_AT_import";
|
case DW_AT_string_length: return "DW_AT_string_length";
|
case DW_AT_string_length: return "DW_AT_string_length";
|
case DW_AT_common_reference: return "DW_AT_common_reference";
|
case DW_AT_common_reference: return "DW_AT_common_reference";
|
case DW_AT_comp_dir: return "DW_AT_comp_dir";
|
case DW_AT_comp_dir: return "DW_AT_comp_dir";
|
case DW_AT_const_value: return "DW_AT_const_value";
|
case DW_AT_const_value: return "DW_AT_const_value";
|
case DW_AT_containing_type: return "DW_AT_containing_type";
|
case DW_AT_containing_type: return "DW_AT_containing_type";
|
case DW_AT_default_value: return "DW_AT_default_value";
|
case DW_AT_default_value: return "DW_AT_default_value";
|
case DW_AT_inline: return "DW_AT_inline";
|
case DW_AT_inline: return "DW_AT_inline";
|
case DW_AT_is_optional: return "DW_AT_is_optional";
|
case DW_AT_is_optional: return "DW_AT_is_optional";
|
case DW_AT_lower_bound: return "DW_AT_lower_bound";
|
case DW_AT_lower_bound: return "DW_AT_lower_bound";
|
case DW_AT_producer: return "DW_AT_producer";
|
case DW_AT_producer: return "DW_AT_producer";
|
case DW_AT_prototyped: return "DW_AT_prototyped";
|
case DW_AT_prototyped: return "DW_AT_prototyped";
|
case DW_AT_return_addr: return "DW_AT_return_addr";
|
case DW_AT_return_addr: return "DW_AT_return_addr";
|
case DW_AT_start_scope: return "DW_AT_start_scope";
|
case DW_AT_start_scope: return "DW_AT_start_scope";
|
case DW_AT_stride_size: return "DW_AT_stride_size";
|
case DW_AT_stride_size: return "DW_AT_stride_size";
|
case DW_AT_upper_bound: return "DW_AT_upper_bound";
|
case DW_AT_upper_bound: return "DW_AT_upper_bound";
|
case DW_AT_abstract_origin: return "DW_AT_abstract_origin";
|
case DW_AT_abstract_origin: return "DW_AT_abstract_origin";
|
case DW_AT_accessibility: return "DW_AT_accessibility";
|
case DW_AT_accessibility: return "DW_AT_accessibility";
|
case DW_AT_address_class: return "DW_AT_address_class";
|
case DW_AT_address_class: return "DW_AT_address_class";
|
case DW_AT_artificial: return "DW_AT_artificial";
|
case DW_AT_artificial: return "DW_AT_artificial";
|
case DW_AT_base_types: return "DW_AT_base_types";
|
case DW_AT_base_types: return "DW_AT_base_types";
|
case DW_AT_calling_convention: return "DW_AT_calling_convention";
|
case DW_AT_calling_convention: return "DW_AT_calling_convention";
|
case DW_AT_count: return "DW_AT_count";
|
case DW_AT_count: return "DW_AT_count";
|
case DW_AT_data_member_location: return "DW_AT_data_member_location";
|
case DW_AT_data_member_location: return "DW_AT_data_member_location";
|
case DW_AT_decl_column: return "DW_AT_decl_column";
|
case DW_AT_decl_column: return "DW_AT_decl_column";
|
case DW_AT_decl_file: return "DW_AT_decl_file";
|
case DW_AT_decl_file: return "DW_AT_decl_file";
|
case DW_AT_decl_line: return "DW_AT_decl_line";
|
case DW_AT_decl_line: return "DW_AT_decl_line";
|
case DW_AT_declaration: return "DW_AT_declaration";
|
case DW_AT_declaration: return "DW_AT_declaration";
|
case DW_AT_discr_list: return "DW_AT_discr_list";
|
case DW_AT_discr_list: return "DW_AT_discr_list";
|
case DW_AT_encoding: return "DW_AT_encoding";
|
case DW_AT_encoding: return "DW_AT_encoding";
|
case DW_AT_external: return "DW_AT_external";
|
case DW_AT_external: return "DW_AT_external";
|
case DW_AT_frame_base: return "DW_AT_frame_base";
|
case DW_AT_frame_base: return "DW_AT_frame_base";
|
case DW_AT_friend: return "DW_AT_friend";
|
case DW_AT_friend: return "DW_AT_friend";
|
case DW_AT_identifier_case: return "DW_AT_identifier_case";
|
case DW_AT_identifier_case: return "DW_AT_identifier_case";
|
case DW_AT_macro_info: return "DW_AT_macro_info";
|
case DW_AT_macro_info: return "DW_AT_macro_info";
|
case DW_AT_namelist_items: return "DW_AT_namelist_items";
|
case DW_AT_namelist_items: return "DW_AT_namelist_items";
|
case DW_AT_priority: return "DW_AT_priority";
|
case DW_AT_priority: return "DW_AT_priority";
|
case DW_AT_segment: return "DW_AT_segment";
|
case DW_AT_segment: return "DW_AT_segment";
|
case DW_AT_specification: return "DW_AT_specification";
|
case DW_AT_specification: return "DW_AT_specification";
|
case DW_AT_static_link: return "DW_AT_static_link";
|
case DW_AT_static_link: return "DW_AT_static_link";
|
case DW_AT_type: return "DW_AT_type";
|
case DW_AT_type: return "DW_AT_type";
|
case DW_AT_use_location: return "DW_AT_use_location";
|
case DW_AT_use_location: return "DW_AT_use_location";
|
case DW_AT_variable_parameter: return "DW_AT_variable_parameter";
|
case DW_AT_variable_parameter: return "DW_AT_variable_parameter";
|
case DW_AT_virtuality: return "DW_AT_virtuality";
|
case DW_AT_virtuality: return "DW_AT_virtuality";
|
case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location";
|
case DW_AT_vtable_elem_location: return "DW_AT_vtable_elem_location";
|
/* DWARF 2.1 values. */
|
/* DWARF 2.1 values. */
|
case DW_AT_allocated: return "DW_AT_allocated";
|
case DW_AT_allocated: return "DW_AT_allocated";
|
case DW_AT_associated: return "DW_AT_associated";
|
case DW_AT_associated: return "DW_AT_associated";
|
case DW_AT_data_location: return "DW_AT_data_location";
|
case DW_AT_data_location: return "DW_AT_data_location";
|
case DW_AT_stride: return "DW_AT_stride";
|
case DW_AT_stride: return "DW_AT_stride";
|
case DW_AT_entry_pc: return "DW_AT_entry_pc";
|
case DW_AT_entry_pc: return "DW_AT_entry_pc";
|
case DW_AT_use_UTF8: return "DW_AT_use_UTF8";
|
case DW_AT_use_UTF8: return "DW_AT_use_UTF8";
|
case DW_AT_extension: return "DW_AT_extension";
|
case DW_AT_extension: return "DW_AT_extension";
|
case DW_AT_ranges: return "DW_AT_ranges";
|
case DW_AT_ranges: return "DW_AT_ranges";
|
case DW_AT_trampoline: return "DW_AT_trampoline";
|
case DW_AT_trampoline: return "DW_AT_trampoline";
|
case DW_AT_call_column: return "DW_AT_call_column";
|
case DW_AT_call_column: return "DW_AT_call_column";
|
case DW_AT_call_file: return "DW_AT_call_file";
|
case DW_AT_call_file: return "DW_AT_call_file";
|
case DW_AT_call_line: return "DW_AT_call_line";
|
case DW_AT_call_line: return "DW_AT_call_line";
|
case DW_AT_description: return "DW_AT_description";
|
case DW_AT_description: return "DW_AT_description";
|
case DW_AT_binary_scale: return "DW_AT_binary_scale";
|
case DW_AT_binary_scale: return "DW_AT_binary_scale";
|
case DW_AT_decimal_scale: return "DW_AT_decimal_scale";
|
case DW_AT_decimal_scale: return "DW_AT_decimal_scale";
|
case DW_AT_small: return "DW_AT_small";
|
case DW_AT_small: return "DW_AT_small";
|
case DW_AT_decimal_sign: return "DW_AT_decimal_sign";
|
case DW_AT_decimal_sign: return "DW_AT_decimal_sign";
|
case DW_AT_digit_count: return "DW_AT_digit_count";
|
case DW_AT_digit_count: return "DW_AT_digit_count";
|
case DW_AT_picture_string: return "DW_AT_picture_string";
|
case DW_AT_picture_string: return "DW_AT_picture_string";
|
case DW_AT_mutable: return "DW_AT_mutable";
|
case DW_AT_mutable: return "DW_AT_mutable";
|
case DW_AT_threads_scaled: return "DW_AT_threads_scaled";
|
case DW_AT_threads_scaled: return "DW_AT_threads_scaled";
|
case DW_AT_explicit: return "DW_AT_explicit";
|
case DW_AT_explicit: return "DW_AT_explicit";
|
case DW_AT_object_pointer: return "DW_AT_object_pointer";
|
case DW_AT_object_pointer: return "DW_AT_object_pointer";
|
case DW_AT_endianity: return "DW_AT_endianity";
|
case DW_AT_endianity: return "DW_AT_endianity";
|
case DW_AT_elemental: return "DW_AT_elemental";
|
case DW_AT_elemental: return "DW_AT_elemental";
|
case DW_AT_pure: return "DW_AT_pure";
|
case DW_AT_pure: return "DW_AT_pure";
|
case DW_AT_recursive: return "DW_AT_recursive";
|
case DW_AT_recursive: return "DW_AT_recursive";
|
/* DWARF 4 values. */
|
/* DWARF 4 values. */
|
case DW_AT_signature: return "DW_AT_signature";
|
case DW_AT_signature: return "DW_AT_signature";
|
case DW_AT_main_subprogram: return "DW_AT_main_subprogram";
|
case DW_AT_main_subprogram: return "DW_AT_main_subprogram";
|
case DW_AT_data_bit_offset: return "DW_AT_data_bit_offset";
|
case DW_AT_data_bit_offset: return "DW_AT_data_bit_offset";
|
case DW_AT_const_expr: return "DW_AT_const_expr";
|
case DW_AT_const_expr: return "DW_AT_const_expr";
|
case DW_AT_enum_class: return "DW_AT_enum_class";
|
case DW_AT_enum_class: return "DW_AT_enum_class";
|
case DW_AT_linkage_name: return "DW_AT_linkage_name";
|
case DW_AT_linkage_name: return "DW_AT_linkage_name";
|
|
|
/* HP and SGI/MIPS extensions. */
|
/* HP and SGI/MIPS extensions. */
|
case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin";
|
case DW_AT_MIPS_loop_begin: return "DW_AT_MIPS_loop_begin";
|
case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin";
|
case DW_AT_MIPS_tail_loop_begin: return "DW_AT_MIPS_tail_loop_begin";
|
case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin";
|
case DW_AT_MIPS_epilog_begin: return "DW_AT_MIPS_epilog_begin";
|
case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor";
|
case DW_AT_MIPS_loop_unroll_factor: return "DW_AT_MIPS_loop_unroll_factor";
|
case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth";
|
case DW_AT_MIPS_software_pipeline_depth: return "DW_AT_MIPS_software_pipeline_depth";
|
case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name";
|
case DW_AT_MIPS_linkage_name: return "DW_AT_MIPS_linkage_name";
|
case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride";
|
case DW_AT_MIPS_stride: return "DW_AT_MIPS_stride";
|
case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name";
|
case DW_AT_MIPS_abstract_name: return "DW_AT_MIPS_abstract_name";
|
case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin";
|
case DW_AT_MIPS_clone_origin: return "DW_AT_MIPS_clone_origin";
|
case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines";
|
case DW_AT_MIPS_has_inlines: return "DW_AT_MIPS_has_inlines";
|
|
|
/* HP Extensions. */
|
/* HP Extensions. */
|
case DW_AT_HP_block_index: return "DW_AT_HP_block_index";
|
case DW_AT_HP_block_index: return "DW_AT_HP_block_index";
|
case DW_AT_HP_actuals_stmt_list: return "DW_AT_HP_actuals_stmt_list";
|
case DW_AT_HP_actuals_stmt_list: return "DW_AT_HP_actuals_stmt_list";
|
case DW_AT_HP_proc_per_section: return "DW_AT_HP_proc_per_section";
|
case DW_AT_HP_proc_per_section: return "DW_AT_HP_proc_per_section";
|
case DW_AT_HP_raw_data_ptr: return "DW_AT_HP_raw_data_ptr";
|
case DW_AT_HP_raw_data_ptr: return "DW_AT_HP_raw_data_ptr";
|
case DW_AT_HP_pass_by_reference: return "DW_AT_HP_pass_by_reference";
|
case DW_AT_HP_pass_by_reference: return "DW_AT_HP_pass_by_reference";
|
case DW_AT_HP_opt_level: return "DW_AT_HP_opt_level";
|
case DW_AT_HP_opt_level: return "DW_AT_HP_opt_level";
|
case DW_AT_HP_prof_version_id: return "DW_AT_HP_prof_version_id";
|
case DW_AT_HP_prof_version_id: return "DW_AT_HP_prof_version_id";
|
case DW_AT_HP_opt_flags: return "DW_AT_HP_opt_flags";
|
case DW_AT_HP_opt_flags: return "DW_AT_HP_opt_flags";
|
case DW_AT_HP_cold_region_low_pc: return "DW_AT_HP_cold_region_low_pc";
|
case DW_AT_HP_cold_region_low_pc: return "DW_AT_HP_cold_region_low_pc";
|
case DW_AT_HP_cold_region_high_pc: return "DW_AT_HP_cold_region_high_pc";
|
case DW_AT_HP_cold_region_high_pc: return "DW_AT_HP_cold_region_high_pc";
|
case DW_AT_HP_all_variables_modifiable: return "DW_AT_HP_all_variables_modifiable";
|
case DW_AT_HP_all_variables_modifiable: return "DW_AT_HP_all_variables_modifiable";
|
case DW_AT_HP_linkage_name: return "DW_AT_HP_linkage_name";
|
case DW_AT_HP_linkage_name: return "DW_AT_HP_linkage_name";
|
case DW_AT_HP_prof_flags: return "DW_AT_HP_prof_flags";
|
case DW_AT_HP_prof_flags: return "DW_AT_HP_prof_flags";
|
|
|
/* One value is shared by the MIPS and HP extensions: */
|
/* One value is shared by the MIPS and HP extensions: */
|
case DW_AT_MIPS_fde: return "DW_AT_MIPS_fde or DW_AT_HP_unmodifiable";
|
case DW_AT_MIPS_fde: return "DW_AT_MIPS_fde or DW_AT_HP_unmodifiable";
|
|
|
/* GNU extensions. */
|
/* GNU extensions. */
|
case DW_AT_sf_names: return "DW_AT_sf_names";
|
case DW_AT_sf_names: return "DW_AT_sf_names";
|
case DW_AT_src_info: return "DW_AT_src_info";
|
case DW_AT_src_info: return "DW_AT_src_info";
|
case DW_AT_mac_info: return "DW_AT_mac_info";
|
case DW_AT_mac_info: return "DW_AT_mac_info";
|
case DW_AT_src_coords: return "DW_AT_src_coords";
|
case DW_AT_src_coords: return "DW_AT_src_coords";
|
case DW_AT_body_begin: return "DW_AT_body_begin";
|
case DW_AT_body_begin: return "DW_AT_body_begin";
|
case DW_AT_body_end: return "DW_AT_body_end";
|
case DW_AT_body_end: return "DW_AT_body_end";
|
case DW_AT_GNU_vector: return "DW_AT_GNU_vector";
|
case DW_AT_GNU_vector: return "DW_AT_GNU_vector";
|
case DW_AT_GNU_guarded_by: return "DW_AT_GNU_guarded_by";
|
case DW_AT_GNU_guarded_by: return "DW_AT_GNU_guarded_by";
|
case DW_AT_GNU_pt_guarded_by: return "DW_AT_GNU_pt_guarded_by";
|
case DW_AT_GNU_pt_guarded_by: return "DW_AT_GNU_pt_guarded_by";
|
case DW_AT_GNU_guarded: return "DW_AT_GNU_guarded";
|
case DW_AT_GNU_guarded: return "DW_AT_GNU_guarded";
|
case DW_AT_GNU_pt_guarded: return "DW_AT_GNU_pt_guarded";
|
case DW_AT_GNU_pt_guarded: return "DW_AT_GNU_pt_guarded";
|
case DW_AT_GNU_locks_excluded: return "DW_AT_GNU_locks_excluded";
|
case DW_AT_GNU_locks_excluded: return "DW_AT_GNU_locks_excluded";
|
case DW_AT_GNU_exclusive_locks_required: return "DW_AT_GNU_exclusive_locks_required";
|
case DW_AT_GNU_exclusive_locks_required: return "DW_AT_GNU_exclusive_locks_required";
|
case DW_AT_GNU_shared_locks_required: return "DW_AT_GNU_shared_locks_required";
|
case DW_AT_GNU_shared_locks_required: return "DW_AT_GNU_shared_locks_required";
|
case DW_AT_GNU_odr_signature: return "DW_AT_GNU_odr_signature";
|
case DW_AT_GNU_odr_signature: return "DW_AT_GNU_odr_signature";
|
case DW_AT_use_GNAT_descriptive_type: return "DW_AT_use_GNAT_descriptive_type";
|
case DW_AT_use_GNAT_descriptive_type: return "DW_AT_use_GNAT_descriptive_type";
|
case DW_AT_GNAT_descriptive_type: return "DW_AT_GNAT_descriptive_type";
|
case DW_AT_GNAT_descriptive_type: return "DW_AT_GNAT_descriptive_type";
|
case DW_AT_GNU_call_site_value: return "DW_AT_GNU_call_site_value";
|
case DW_AT_GNU_call_site_value: return "DW_AT_GNU_call_site_value";
|
case DW_AT_GNU_call_site_data_value: return "DW_AT_GNU_call_site_data_value";
|
case DW_AT_GNU_call_site_data_value: return "DW_AT_GNU_call_site_data_value";
|
case DW_AT_GNU_call_site_target: return "DW_AT_GNU_call_site_target";
|
case DW_AT_GNU_call_site_target: return "DW_AT_GNU_call_site_target";
|
case DW_AT_GNU_call_site_target_clobbered: return "DW_AT_GNU_call_site_target_clobbered";
|
case DW_AT_GNU_call_site_target_clobbered: return "DW_AT_GNU_call_site_target_clobbered";
|
case DW_AT_GNU_tail_call: return "DW_AT_GNU_tail_call";
|
case DW_AT_GNU_tail_call: return "DW_AT_GNU_tail_call";
|
case DW_AT_GNU_all_tail_call_sites: return "DW_AT_GNU_all_tail_call_sites";
|
case DW_AT_GNU_all_tail_call_sites: return "DW_AT_GNU_all_tail_call_sites";
|
case DW_AT_GNU_all_call_sites: return "DW_AT_GNU_all_call_sites";
|
case DW_AT_GNU_all_call_sites: return "DW_AT_GNU_all_call_sites";
|
case DW_AT_GNU_all_source_call_sites: return "DW_AT_GNU_all_source_call_sites";
|
case DW_AT_GNU_all_source_call_sites: return "DW_AT_GNU_all_source_call_sites";
|
case DW_AT_GNU_macros: return "DW_AT_GNU_macros";
|
case DW_AT_GNU_macros: return "DW_AT_GNU_macros";
|
|
|
/* UPC extension. */
|
/* UPC extension. */
|
case DW_AT_upc_threads_scaled: return "DW_AT_upc_threads_scaled";
|
case DW_AT_upc_threads_scaled: return "DW_AT_upc_threads_scaled";
|
|
|
/* PGI (STMicroelectronics) extensions. */
|
/* PGI (STMicroelectronics) extensions. */
|
case DW_AT_PGI_lbase: return "DW_AT_PGI_lbase";
|
case DW_AT_PGI_lbase: return "DW_AT_PGI_lbase";
|
case DW_AT_PGI_soffset: return "DW_AT_PGI_soffset";
|
case DW_AT_PGI_soffset: return "DW_AT_PGI_soffset";
|
case DW_AT_PGI_lstride: return "DW_AT_PGI_lstride";
|
case DW_AT_PGI_lstride: return "DW_AT_PGI_lstride";
|
|
|
default:
|
default:
|
{
|
{
|
static char buffer[100];
|
static char buffer[100];
|
|
|
snprintf (buffer, sizeof (buffer), _("Unknown AT value: %lx"),
|
snprintf (buffer, sizeof (buffer), _("Unknown AT value: %lx"),
|
attribute);
|
attribute);
|
return buffer;
|
return buffer;
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
static unsigned char *
|
static unsigned char *
|
read_and_display_attr (unsigned long attribute,
|
read_and_display_attr (unsigned long attribute,
|
unsigned long form,
|
unsigned long form,
|
unsigned char * data,
|
unsigned char * data,
|
dwarf_vma cu_offset,
|
dwarf_vma cu_offset,
|
dwarf_vma pointer_size,
|
dwarf_vma pointer_size,
|
dwarf_vma offset_size,
|
dwarf_vma offset_size,
|
int dwarf_version,
|
int dwarf_version,
|
debug_info * debug_info_p,
|
debug_info * debug_info_p,
|
int do_loc,
|
int do_loc,
|
struct dwarf_section * section)
|
struct dwarf_section * section)
|
{
|
{
|
if (!do_loc)
|
if (!do_loc)
|
printf (" %-18s:", get_AT_name (attribute));
|
printf (" %-18s:", get_AT_name (attribute));
|
data = read_and_display_attr_value (attribute, form, data, cu_offset,
|
data = read_and_display_attr_value (attribute, form, data, cu_offset,
|
pointer_size, offset_size,
|
pointer_size, offset_size,
|
dwarf_version, debug_info_p,
|
dwarf_version, debug_info_p,
|
do_loc, section);
|
do_loc, section);
|
if (!do_loc)
|
if (!do_loc)
|
printf ("\n");
|
printf ("\n");
|
return data;
|
return data;
|
}
|
}
|
|
|
|
|
/* Process the contents of a .debug_info section. If do_loc is non-zero
|
/* Process the contents of a .debug_info section. If do_loc is non-zero
|
then we are scanning for location lists and we do not want to display
|
then we are scanning for location lists and we do not want to display
|
anything to the user. If do_types is non-zero, we are processing
|
anything to the user. If do_types is non-zero, we are processing
|
a .debug_types section instead of a .debug_info section. */
|
a .debug_types section instead of a .debug_info section. */
|
|
|
static int
|
static int
|
process_debug_info (struct dwarf_section *section,
|
process_debug_info (struct dwarf_section *section,
|
void *file,
|
void *file,
|
enum dwarf_section_display_enum abbrev_sec,
|
enum dwarf_section_display_enum abbrev_sec,
|
int do_loc,
|
int do_loc,
|
int do_types)
|
int do_types)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned char *end = start + section->size;
|
unsigned char *end = start + section->size;
|
unsigned char *section_begin;
|
unsigned char *section_begin;
|
unsigned int unit;
|
unsigned int unit;
|
unsigned int num_units = 0;
|
unsigned int num_units = 0;
|
|
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
&& num_debug_info_entries == 0
|
&& num_debug_info_entries == 0
|
&& ! do_types)
|
&& ! do_types)
|
{
|
{
|
dwarf_vma length;
|
dwarf_vma length;
|
|
|
/* First scan the section to get the number of comp units. */
|
/* First scan the section to get the number of comp units. */
|
for (section_begin = start, num_units = 0; section_begin < end;
|
for (section_begin = start, num_units = 0; section_begin < end;
|
num_units ++)
|
num_units ++)
|
{
|
{
|
/* Read the first 4 bytes. For a 32-bit DWARF section, this
|
/* Read the first 4 bytes. For a 32-bit DWARF section, this
|
will be the length. For a 64-bit DWARF section, it'll be
|
will be the length. For a 64-bit DWARF section, it'll be
|
the escape code 0xffffffff followed by an 8 byte length. */
|
the escape code 0xffffffff followed by an 8 byte length. */
|
length = byte_get (section_begin, 4);
|
length = byte_get (section_begin, 4);
|
|
|
if (length == 0xffffffff)
|
if (length == 0xffffffff)
|
{
|
{
|
length = byte_get (section_begin + 4, 8);
|
length = byte_get (section_begin + 4, 8);
|
section_begin += length + 12;
|
section_begin += length + 12;
|
}
|
}
|
else if (length >= 0xfffffff0 && length < 0xffffffff)
|
else if (length >= 0xfffffff0 && length < 0xffffffff)
|
{
|
{
|
warn (_("Reserved length value (0x%s) found in section %s\n"),
|
warn (_("Reserved length value (0x%s) found in section %s\n"),
|
dwarf_vmatoa ("x", length), section->name);
|
dwarf_vmatoa ("x", length), section->name);
|
return 0;
|
return 0;
|
}
|
}
|
else
|
else
|
section_begin += length + 4;
|
section_begin += length + 4;
|
|
|
/* Negative values are illegal, they may even cause infinite
|
/* Negative values are illegal, they may even cause infinite
|
looping. This can happen if we can't accurately apply
|
looping. This can happen if we can't accurately apply
|
relocations to an object file. */
|
relocations to an object file. */
|
if ((signed long) length <= 0)
|
if ((signed long) length <= 0)
|
{
|
{
|
warn (_("Corrupt unit length (0x%s) found in section %s\n"),
|
warn (_("Corrupt unit length (0x%s) found in section %s\n"),
|
dwarf_vmatoa ("x", length), section->name);
|
dwarf_vmatoa ("x", length), section->name);
|
return 0;
|
return 0;
|
}
|
}
|
}
|
}
|
|
|
if (num_units == 0)
|
if (num_units == 0)
|
{
|
{
|
error (_("No comp units in %s section ?"), section->name);
|
error (_("No comp units in %s section ?"), section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Then allocate an array to hold the information. */
|
/* Then allocate an array to hold the information. */
|
debug_information = (debug_info *) cmalloc (num_units,
|
debug_information = (debug_info *) cmalloc (num_units,
|
sizeof (* debug_information));
|
sizeof (* debug_information));
|
if (debug_information == NULL)
|
if (debug_information == NULL)
|
{
|
{
|
error (_("Not enough memory for a debug info array of %u entries"),
|
error (_("Not enough memory for a debug info array of %u entries"),
|
num_units);
|
num_units);
|
return 0;
|
return 0;
|
}
|
}
|
}
|
}
|
|
|
if (!do_loc)
|
if (!do_loc)
|
{
|
{
|
if (dwarf_start_die == 0)
|
if (dwarf_start_die == 0)
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
|
|
load_debug_section (str, file);
|
load_debug_section (str, file);
|
}
|
}
|
|
|
load_debug_section (abbrev_sec, file);
|
load_debug_section (abbrev_sec, file);
|
if (debug_displays [abbrev_sec].section.start == NULL)
|
if (debug_displays [abbrev_sec].section.start == NULL)
|
{
|
{
|
warn (_("Unable to locate %s section!\n"),
|
warn (_("Unable to locate %s section!\n"),
|
debug_displays [abbrev_sec].section.name);
|
debug_displays [abbrev_sec].section.name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
for (section_begin = start, unit = 0; start < end; unit++)
|
for (section_begin = start, unit = 0; start < end; unit++)
|
{
|
{
|
DWARF2_Internal_CompUnit compunit;
|
DWARF2_Internal_CompUnit compunit;
|
unsigned char *hdrptr;
|
unsigned char *hdrptr;
|
unsigned char *tags;
|
unsigned char *tags;
|
int level, last_level, saved_level;
|
int level, last_level, saved_level;
|
dwarf_vma cu_offset;
|
dwarf_vma cu_offset;
|
int offset_size;
|
int offset_size;
|
int initial_length_size;
|
int initial_length_size;
|
unsigned char signature[8] = { 0 };
|
dwarf_vma signature_high = 0;
|
|
dwarf_vma signature_low = 0;
|
dwarf_vma type_offset = 0;
|
dwarf_vma type_offset = 0;
|
|
|
hdrptr = start;
|
hdrptr = start;
|
|
|
compunit.cu_length = byte_get (hdrptr, 4);
|
compunit.cu_length = byte_get (hdrptr, 4);
|
hdrptr += 4;
|
hdrptr += 4;
|
|
|
if (compunit.cu_length == 0xffffffff)
|
if (compunit.cu_length == 0xffffffff)
|
{
|
{
|
compunit.cu_length = byte_get (hdrptr, 8);
|
compunit.cu_length = byte_get (hdrptr, 8);
|
hdrptr += 8;
|
hdrptr += 8;
|
offset_size = 8;
|
offset_size = 8;
|
initial_length_size = 12;
|
initial_length_size = 12;
|
}
|
}
|
else
|
else
|
{
|
{
|
offset_size = 4;
|
offset_size = 4;
|
initial_length_size = 4;
|
initial_length_size = 4;
|
}
|
}
|
|
|
compunit.cu_version = byte_get (hdrptr, 2);
|
compunit.cu_version = byte_get (hdrptr, 2);
|
hdrptr += 2;
|
hdrptr += 2;
|
|
|
cu_offset = start - section_begin;
|
cu_offset = start - section_begin;
|
|
|
compunit.cu_abbrev_offset = byte_get (hdrptr, offset_size);
|
compunit.cu_abbrev_offset = byte_get (hdrptr, offset_size);
|
hdrptr += offset_size;
|
hdrptr += offset_size;
|
|
|
compunit.cu_pointer_size = byte_get (hdrptr, 1);
|
compunit.cu_pointer_size = byte_get (hdrptr, 1);
|
hdrptr += 1;
|
hdrptr += 1;
|
|
|
if (do_types)
|
if (do_types)
|
{
|
{
|
int i;
|
byte_get_64 (hdrptr, &signature_high, &signature_low);
|
|
hdrptr += 8;
|
for (i = 0; i < 8; i++)
|
|
{
|
|
signature[i] = byte_get (hdrptr, 1);
|
|
hdrptr += 1;
|
|
}
|
|
|
|
type_offset = byte_get (hdrptr, offset_size);
|
type_offset = byte_get (hdrptr, offset_size);
|
hdrptr += offset_size;
|
hdrptr += offset_size;
|
}
|
}
|
|
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
&& num_debug_info_entries == 0
|
&& num_debug_info_entries == 0
|
&& ! do_types)
|
&& ! do_types)
|
{
|
{
|
debug_information [unit].cu_offset = cu_offset;
|
debug_information [unit].cu_offset = cu_offset;
|
debug_information [unit].pointer_size
|
debug_information [unit].pointer_size
|
= compunit.cu_pointer_size;
|
= compunit.cu_pointer_size;
|
debug_information [unit].offset_size = offset_size;
|
debug_information [unit].offset_size = offset_size;
|
debug_information [unit].dwarf_version = compunit.cu_version;
|
debug_information [unit].dwarf_version = compunit.cu_version;
|
debug_information [unit].base_address = 0;
|
debug_information [unit].base_address = 0;
|
debug_information [unit].loc_offsets = NULL;
|
debug_information [unit].loc_offsets = NULL;
|
debug_information [unit].have_frame_base = NULL;
|
debug_information [unit].have_frame_base = NULL;
|
debug_information [unit].max_loc_offsets = 0;
|
debug_information [unit].max_loc_offsets = 0;
|
debug_information [unit].num_loc_offsets = 0;
|
debug_information [unit].num_loc_offsets = 0;
|
debug_information [unit].range_lists = NULL;
|
debug_information [unit].range_lists = NULL;
|
debug_information [unit].max_range_lists= 0;
|
debug_information [unit].max_range_lists= 0;
|
debug_information [unit].num_range_lists = 0;
|
debug_information [unit].num_range_lists = 0;
|
}
|
}
|
|
|
if (!do_loc && dwarf_start_die == 0)
|
if (!do_loc && dwarf_start_die == 0)
|
{
|
{
|
printf (_(" Compilation Unit @ offset 0x%s:\n"),
|
printf (_(" Compilation Unit @ offset 0x%s:\n"),
|
dwarf_vmatoa ("x", cu_offset));
|
dwarf_vmatoa ("x", cu_offset));
|
printf (_(" Length: 0x%s (%s)\n"),
|
printf (_(" Length: 0x%s (%s)\n"),
|
dwarf_vmatoa ("x", compunit.cu_length),
|
dwarf_vmatoa ("x", compunit.cu_length),
|
offset_size == 8 ? "64-bit" : "32-bit");
|
offset_size == 8 ? "64-bit" : "32-bit");
|
printf (_(" Version: %d\n"), compunit.cu_version);
|
printf (_(" Version: %d\n"), compunit.cu_version);
|
printf (_(" Abbrev Offset: %s\n"),
|
printf (_(" Abbrev Offset: %s\n"),
|
dwarf_vmatoa ("d", compunit.cu_abbrev_offset));
|
dwarf_vmatoa ("d", compunit.cu_abbrev_offset));
|
printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size);
|
printf (_(" Pointer Size: %d\n"), compunit.cu_pointer_size);
|
if (do_types)
|
if (do_types)
|
{
|
{
|
int i;
|
char buf[64];
|
printf (_(" Signature: "));
|
|
for (i = 0; i < 8; i++)
|
printf (_(" Signature: 0x%s\n"),
|
printf ("%02x", signature[i]);
|
dwarf_vmatoa64 (signature_high, signature_low,
|
printf ("\n");
|
buf, sizeof (buf)));
|
printf (_(" Type Offset: 0x%s\n"),
|
printf (_(" Type Offset: 0x%s\n"),
|
dwarf_vmatoa ("x", type_offset));
|
dwarf_vmatoa ("x", type_offset));
|
}
|
}
|
}
|
}
|
|
|
if (cu_offset + compunit.cu_length + initial_length_size
|
if (cu_offset + compunit.cu_length + initial_length_size
|
> section->size)
|
> section->size)
|
{
|
{
|
warn (_("Debug info is corrupted, length of CU at %s"
|
warn (_("Debug info is corrupted, length of CU at %s"
|
" extends beyond end of section (length = %s)\n"),
|
" extends beyond end of section (length = %s)\n"),
|
dwarf_vmatoa ("x", cu_offset),
|
dwarf_vmatoa ("x", cu_offset),
|
dwarf_vmatoa ("x", compunit.cu_length));
|
dwarf_vmatoa ("x", compunit.cu_length));
|
break;
|
break;
|
}
|
}
|
tags = hdrptr;
|
tags = hdrptr;
|
start += compunit.cu_length + initial_length_size;
|
start += compunit.cu_length + initial_length_size;
|
|
|
if (compunit.cu_version != 2
|
if (compunit.cu_version != 2
|
&& compunit.cu_version != 3
|
&& compunit.cu_version != 3
|
&& compunit.cu_version != 4)
|
&& compunit.cu_version != 4)
|
{
|
{
|
warn (_("CU at offset %s contains corrupt or "
|
warn (_("CU at offset %s contains corrupt or "
|
"unsupported version number: %d.\n"),
|
"unsupported version number: %d.\n"),
|
dwarf_vmatoa ("x", cu_offset), compunit.cu_version);
|
dwarf_vmatoa ("x", cu_offset), compunit.cu_version);
|
continue;
|
continue;
|
}
|
}
|
|
|
free_abbrevs ();
|
free_abbrevs ();
|
|
|
/* Process the abbrevs used by this compilation unit. DWARF
|
/* Process the abbrevs used by this compilation unit. DWARF
|
sections under Mach-O have non-zero addresses. */
|
sections under Mach-O have non-zero addresses. */
|
if (compunit.cu_abbrev_offset >= debug_displays [abbrev_sec].section.size)
|
if (compunit.cu_abbrev_offset >= debug_displays [abbrev_sec].section.size)
|
warn (_("Debug info is corrupted, abbrev offset (%lx) is larger than abbrev section size (%lx)\n"),
|
warn (_("Debug info is corrupted, abbrev offset (%lx) is larger than abbrev section size (%lx)\n"),
|
(unsigned long) compunit.cu_abbrev_offset,
|
(unsigned long) compunit.cu_abbrev_offset,
|
(unsigned long) debug_displays [abbrev_sec].section.size);
|
(unsigned long) debug_displays [abbrev_sec].section.size);
|
else
|
else
|
process_abbrev_section
|
process_abbrev_section
|
((unsigned char *) debug_displays [abbrev_sec].section.start
|
((unsigned char *) debug_displays [abbrev_sec].section.start
|
+ compunit.cu_abbrev_offset,
|
+ compunit.cu_abbrev_offset,
|
(unsigned char *) debug_displays [abbrev_sec].section.start
|
(unsigned char *) debug_displays [abbrev_sec].section.start
|
+ debug_displays [abbrev_sec].section.size);
|
+ debug_displays [abbrev_sec].section.size);
|
|
|
level = 0;
|
level = 0;
|
last_level = level;
|
last_level = level;
|
saved_level = -1;
|
saved_level = -1;
|
while (tags < start)
|
while (tags < start)
|
{
|
{
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
unsigned long abbrev_number;
|
unsigned long abbrev_number;
|
unsigned long die_offset;
|
unsigned long die_offset;
|
abbrev_entry *entry;
|
abbrev_entry *entry;
|
abbrev_attr *attr;
|
abbrev_attr *attr;
|
int do_printing = 1;
|
int do_printing = 1;
|
|
|
die_offset = tags - section_begin;
|
die_offset = tags - section_begin;
|
|
|
abbrev_number = read_leb128 (tags, & bytes_read, 0);
|
abbrev_number = read_leb128 (tags, & bytes_read, 0);
|
tags += bytes_read;
|
tags += bytes_read;
|
|
|
/* A null DIE marks the end of a list of siblings or it may also be
|
/* A null DIE marks the end of a list of siblings or it may also be
|
a section padding. */
|
a section padding. */
|
if (abbrev_number == 0)
|
if (abbrev_number == 0)
|
{
|
{
|
/* Check if it can be a section padding for the last CU. */
|
/* Check if it can be a section padding for the last CU. */
|
if (level == 0 && start == end)
|
if (level == 0 && start == end)
|
{
|
{
|
unsigned char *chk;
|
unsigned char *chk;
|
|
|
for (chk = tags; chk < start; chk++)
|
for (chk = tags; chk < start; chk++)
|
if (*chk != 0)
|
if (*chk != 0)
|
break;
|
break;
|
if (chk == start)
|
if (chk == start)
|
break;
|
break;
|
}
|
}
|
|
|
--level;
|
--level;
|
if (level < 0)
|
if (level < 0)
|
{
|
{
|
static unsigned num_bogus_warns = 0;
|
static unsigned num_bogus_warns = 0;
|
|
|
if (num_bogus_warns < 3)
|
if (num_bogus_warns < 3)
|
{
|
{
|
warn (_("Bogus end-of-siblings marker detected at offset %lx in .debug_info section\n"),
|
warn (_("Bogus end-of-siblings marker detected at offset %lx in .debug_info section\n"),
|
die_offset);
|
die_offset);
|
num_bogus_warns ++;
|
num_bogus_warns ++;
|
if (num_bogus_warns == 3)
|
if (num_bogus_warns == 3)
|
warn (_("Further warnings about bogus end-of-sibling markers suppressed\n"));
|
warn (_("Further warnings about bogus end-of-sibling markers suppressed\n"));
|
}
|
}
|
}
|
}
|
if (dwarf_start_die != 0 && level < saved_level)
|
if (dwarf_start_die != 0 && level < saved_level)
|
return 1;
|
return 1;
|
continue;
|
continue;
|
}
|
}
|
|
|
if (!do_loc)
|
if (!do_loc)
|
{
|
{
|
if (dwarf_start_die != 0 && die_offset < dwarf_start_die)
|
if (dwarf_start_die != 0 && die_offset < dwarf_start_die)
|
do_printing = 0;
|
do_printing = 0;
|
else
|
else
|
{
|
{
|
if (dwarf_start_die != 0 && die_offset == dwarf_start_die)
|
if (dwarf_start_die != 0 && die_offset == dwarf_start_die)
|
saved_level = level;
|
saved_level = level;
|
do_printing = (dwarf_cutoff_level == -1
|
do_printing = (dwarf_cutoff_level == -1
|
|| level < dwarf_cutoff_level);
|
|| level < dwarf_cutoff_level);
|
if (do_printing)
|
if (do_printing)
|
printf (_(" <%d><%lx>: Abbrev Number: %lu"),
|
printf (_(" <%d><%lx>: Abbrev Number: %lu"),
|
level, die_offset, abbrev_number);
|
level, die_offset, abbrev_number);
|
else if (dwarf_cutoff_level == -1
|
else if (dwarf_cutoff_level == -1
|
|| last_level < dwarf_cutoff_level)
|
|| last_level < dwarf_cutoff_level)
|
printf (_(" <%d><%lx>: ...\n"), level, die_offset);
|
printf (_(" <%d><%lx>: ...\n"), level, die_offset);
|
last_level = level;
|
last_level = level;
|
}
|
}
|
}
|
}
|
|
|
/* Scan through the abbreviation list until we reach the
|
/* Scan through the abbreviation list until we reach the
|
correct entry. */
|
correct entry. */
|
for (entry = first_abbrev;
|
for (entry = first_abbrev;
|
entry && entry->entry != abbrev_number;
|
entry && entry->entry != abbrev_number;
|
entry = entry->next)
|
entry = entry->next)
|
continue;
|
continue;
|
|
|
if (entry == NULL)
|
if (entry == NULL)
|
{
|
{
|
if (!do_loc && do_printing)
|
if (!do_loc && do_printing)
|
{
|
{
|
printf ("\n");
|
printf ("\n");
|
fflush (stdout);
|
fflush (stdout);
|
}
|
}
|
warn (_("DIE at offset %lx refers to abbreviation number %lu which does not exist\n"),
|
warn (_("DIE at offset %lx refers to abbreviation number %lu which does not exist\n"),
|
die_offset, abbrev_number);
|
die_offset, abbrev_number);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
if (!do_loc && do_printing)
|
if (!do_loc && do_printing)
|
printf (" (%s)\n", get_TAG_name (entry->tag));
|
printf (" (%s)\n", get_TAG_name (entry->tag));
|
|
|
switch (entry->tag)
|
switch (entry->tag)
|
{
|
{
|
default:
|
default:
|
need_base_address = 0;
|
need_base_address = 0;
|
break;
|
break;
|
case DW_TAG_compile_unit:
|
case DW_TAG_compile_unit:
|
need_base_address = 1;
|
need_base_address = 1;
|
break;
|
break;
|
case DW_TAG_entry_point:
|
case DW_TAG_entry_point:
|
case DW_TAG_subprogram:
|
case DW_TAG_subprogram:
|
need_base_address = 0;
|
need_base_address = 0;
|
/* Assuming that there is no DW_AT_frame_base. */
|
/* Assuming that there is no DW_AT_frame_base. */
|
have_frame_base = 0;
|
have_frame_base = 0;
|
break;
|
break;
|
}
|
}
|
|
|
for (attr = entry->first_attr; attr; attr = attr->next)
|
for (attr = entry->first_attr; attr; attr = attr->next)
|
{
|
{
|
debug_info *arg;
|
debug_info *arg;
|
|
|
if (! do_loc && do_printing)
|
if (! do_loc && do_printing)
|
/* Show the offset from where the tag was extracted. */
|
/* Show the offset from where the tag was extracted. */
|
printf (" <%lx>", (unsigned long)(tags - section_begin));
|
printf (" <%lx>", (unsigned long)(tags - section_begin));
|
|
|
arg = debug_information;
|
arg = debug_information;
|
if (debug_information)
|
if (debug_information)
|
arg += unit;
|
arg += unit;
|
|
|
tags = read_and_display_attr (attr->attribute,
|
tags = read_and_display_attr (attr->attribute,
|
attr->form,
|
attr->form,
|
tags, cu_offset,
|
tags, cu_offset,
|
compunit.cu_pointer_size,
|
compunit.cu_pointer_size,
|
offset_size,
|
offset_size,
|
compunit.cu_version,
|
compunit.cu_version,
|
arg,
|
arg,
|
do_loc || ! do_printing, section);
|
do_loc || ! do_printing, section);
|
}
|
}
|
|
|
if (entry->children)
|
if (entry->children)
|
++level;
|
++level;
|
}
|
}
|
}
|
}
|
|
|
/* Set num_debug_info_entries here so that it can be used to check if
|
/* Set num_debug_info_entries here so that it can be used to check if
|
we need to process .debug_loc and .debug_ranges sections. */
|
we need to process .debug_loc and .debug_ranges sections. */
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
if ((do_loc || do_debug_loc || do_debug_ranges)
|
&& num_debug_info_entries == 0
|
&& num_debug_info_entries == 0
|
&& ! do_types)
|
&& ! do_types)
|
num_debug_info_entries = num_units;
|
num_debug_info_entries = num_units;
|
|
|
if (!do_loc)
|
if (!do_loc)
|
printf ("\n");
|
printf ("\n");
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
/* Locate and scan the .debug_info section in the file and record the pointer
|
/* Locate and scan the .debug_info section in the file and record the pointer
|
sizes and offsets for the compilation units in it. Usually an executable
|
sizes and offsets for the compilation units in it. Usually an executable
|
will have just one pointer size, but this is not guaranteed, and so we try
|
will have just one pointer size, but this is not guaranteed, and so we try
|
not to make any assumptions. Returns zero upon failure, or the number of
|
not to make any assumptions. Returns zero upon failure, or the number of
|
compilation units upon success. */
|
compilation units upon success. */
|
|
|
static unsigned int
|
static unsigned int
|
load_debug_info (void * file)
|
load_debug_info (void * file)
|
{
|
{
|
/* Reset the last pointer size so that we can issue correct error
|
/* Reset the last pointer size so that we can issue correct error
|
messages if we are displaying the contents of more than one section. */
|
messages if we are displaying the contents of more than one section. */
|
last_pointer_size = 0;
|
last_pointer_size = 0;
|
warned_about_missing_comp_units = FALSE;
|
warned_about_missing_comp_units = FALSE;
|
|
|
/* If we have already tried and failed to load the .debug_info
|
/* If we have already tried and failed to load the .debug_info
|
section then do not bother to repear the task. */
|
section then do not bother to repear the task. */
|
if (num_debug_info_entries == DEBUG_INFO_UNAVAILABLE)
|
if (num_debug_info_entries == DEBUG_INFO_UNAVAILABLE)
|
return 0;
|
return 0;
|
|
|
/* If we already have the information there is nothing else to do. */
|
/* If we already have the information there is nothing else to do. */
|
if (num_debug_info_entries > 0)
|
if (num_debug_info_entries > 0)
|
return num_debug_info_entries;
|
return num_debug_info_entries;
|
|
|
if (load_debug_section (info, file)
|
if (load_debug_section (info, file)
|
&& process_debug_info (&debug_displays [info].section, file, abbrev, 1, 0))
|
&& process_debug_info (&debug_displays [info].section, file, abbrev, 1, 0))
|
return num_debug_info_entries;
|
return num_debug_info_entries;
|
|
|
num_debug_info_entries = DEBUG_INFO_UNAVAILABLE;
|
num_debug_info_entries = DEBUG_INFO_UNAVAILABLE;
|
return 0;
|
return 0;
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_lines_raw (struct dwarf_section *section,
|
display_debug_lines_raw (struct dwarf_section *section,
|
unsigned char *data,
|
unsigned char *data,
|
unsigned char *end)
|
unsigned char *end)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
|
|
printf (_("Raw dump of debug contents of section %s:\n\n"),
|
printf (_("Raw dump of debug contents of section %s:\n\n"),
|
section->name);
|
section->name);
|
|
|
while (data < end)
|
while (data < end)
|
{
|
{
|
DWARF2_Internal_LineInfo linfo;
|
DWARF2_Internal_LineInfo linfo;
|
unsigned char *standard_opcodes;
|
unsigned char *standard_opcodes;
|
unsigned char *end_of_sequence;
|
unsigned char *end_of_sequence;
|
unsigned char *hdrptr;
|
unsigned char *hdrptr;
|
unsigned long hdroff;
|
unsigned long hdroff;
|
int initial_length_size;
|
int initial_length_size;
|
int offset_size;
|
int offset_size;
|
int i;
|
int i;
|
|
|
hdrptr = data;
|
hdrptr = data;
|
hdroff = hdrptr - start;
|
hdroff = hdrptr - start;
|
|
|
/* Check the length of the block. */
|
/* Check the length of the block. */
|
linfo.li_length = byte_get (hdrptr, 4);
|
linfo.li_length = byte_get (hdrptr, 4);
|
hdrptr += 4;
|
hdrptr += 4;
|
|
|
if (linfo.li_length == 0xffffffff)
|
if (linfo.li_length == 0xffffffff)
|
{
|
{
|
/* This section is 64-bit DWARF 3. */
|
/* This section is 64-bit DWARF 3. */
|
linfo.li_length = byte_get (hdrptr, 8);
|
linfo.li_length = byte_get (hdrptr, 8);
|
hdrptr += 8;
|
hdrptr += 8;
|
offset_size = 8;
|
offset_size = 8;
|
initial_length_size = 12;
|
initial_length_size = 12;
|
}
|
}
|
else
|
else
|
{
|
{
|
offset_size = 4;
|
offset_size = 4;
|
initial_length_size = 4;
|
initial_length_size = 4;
|
}
|
}
|
|
|
if (linfo.li_length + initial_length_size > section->size)
|
if (linfo.li_length + initial_length_size > section->size)
|
{
|
{
|
warn
|
warn
|
(_("The information in section %s appears to be corrupt - the section is too small\n"),
|
(_("The information in section %s appears to be corrupt - the section is too small\n"),
|
section->name);
|
section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Check its version number. */
|
/* Check its version number. */
|
linfo.li_version = byte_get (hdrptr, 2);
|
linfo.li_version = byte_get (hdrptr, 2);
|
hdrptr += 2;
|
hdrptr += 2;
|
if (linfo.li_version != 2
|
if (linfo.li_version != 2
|
&& linfo.li_version != 3
|
&& linfo.li_version != 3
|
&& linfo.li_version != 4)
|
&& linfo.li_version != 4)
|
{
|
{
|
warn (_("Only DWARF version 2, 3 and 4 line info is currently supported.\n"));
|
warn (_("Only DWARF version 2, 3 and 4 line info is currently supported.\n"));
|
return 0;
|
return 0;
|
}
|
}
|
|
|
linfo.li_prologue_length = byte_get (hdrptr, offset_size);
|
linfo.li_prologue_length = byte_get (hdrptr, offset_size);
|
hdrptr += offset_size;
|
hdrptr += offset_size;
|
linfo.li_min_insn_length = byte_get (hdrptr, 1);
|
linfo.li_min_insn_length = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
if (linfo.li_version >= 4)
|
if (linfo.li_version >= 4)
|
{
|
{
|
linfo.li_max_ops_per_insn = byte_get (hdrptr, 1);
|
linfo.li_max_ops_per_insn = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
if (linfo.li_max_ops_per_insn == 0)
|
if (linfo.li_max_ops_per_insn == 0)
|
{
|
{
|
warn (_("Invalid maximum operations per insn.\n"));
|
warn (_("Invalid maximum operations per insn.\n"));
|
return 0;
|
return 0;
|
}
|
}
|
}
|
}
|
else
|
else
|
linfo.li_max_ops_per_insn = 1;
|
linfo.li_max_ops_per_insn = 1;
|
linfo.li_default_is_stmt = byte_get (hdrptr, 1);
|
linfo.li_default_is_stmt = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
linfo.li_line_base = byte_get (hdrptr, 1);
|
linfo.li_line_base = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
linfo.li_line_range = byte_get (hdrptr, 1);
|
linfo.li_line_range = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
linfo.li_opcode_base = byte_get (hdrptr, 1);
|
linfo.li_opcode_base = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
|
|
/* Sign extend the line base field. */
|
/* Sign extend the line base field. */
|
linfo.li_line_base <<= 24;
|
linfo.li_line_base <<= 24;
|
linfo.li_line_base >>= 24;
|
linfo.li_line_base >>= 24;
|
|
|
printf (_(" Offset: 0x%lx\n"), hdroff);
|
printf (_(" Offset: 0x%lx\n"), hdroff);
|
printf (_(" Length: %ld\n"), (long) linfo.li_length);
|
printf (_(" Length: %ld\n"), (long) linfo.li_length);
|
printf (_(" DWARF Version: %d\n"), linfo.li_version);
|
printf (_(" DWARF Version: %d\n"), linfo.li_version);
|
printf (_(" Prologue Length: %d\n"), linfo.li_prologue_length);
|
printf (_(" Prologue Length: %d\n"), linfo.li_prologue_length);
|
printf (_(" Minimum Instruction Length: %d\n"), linfo.li_min_insn_length);
|
printf (_(" Minimum Instruction Length: %d\n"), linfo.li_min_insn_length);
|
if (linfo.li_version >= 4)
|
if (linfo.li_version >= 4)
|
printf (_(" Maximum Ops per Instruction: %d\n"), linfo.li_max_ops_per_insn);
|
printf (_(" Maximum Ops per Instruction: %d\n"), linfo.li_max_ops_per_insn);
|
printf (_(" Initial value of 'is_stmt': %d\n"), linfo.li_default_is_stmt);
|
printf (_(" Initial value of 'is_stmt': %d\n"), linfo.li_default_is_stmt);
|
printf (_(" Line Base: %d\n"), linfo.li_line_base);
|
printf (_(" Line Base: %d\n"), linfo.li_line_base);
|
printf (_(" Line Range: %d\n"), linfo.li_line_range);
|
printf (_(" Line Range: %d\n"), linfo.li_line_range);
|
printf (_(" Opcode Base: %d\n"), linfo.li_opcode_base);
|
printf (_(" Opcode Base: %d\n"), linfo.li_opcode_base);
|
|
|
end_of_sequence = data + linfo.li_length + initial_length_size;
|
end_of_sequence = data + linfo.li_length + initial_length_size;
|
|
|
reset_state_machine (linfo.li_default_is_stmt);
|
reset_state_machine (linfo.li_default_is_stmt);
|
|
|
/* Display the contents of the Opcodes table. */
|
/* Display the contents of the Opcodes table. */
|
standard_opcodes = hdrptr;
|
standard_opcodes = hdrptr;
|
|
|
printf (_("\n Opcodes:\n"));
|
printf (_("\n Opcodes:\n"));
|
|
|
for (i = 1; i < linfo.li_opcode_base; i++)
|
for (i = 1; i < linfo.li_opcode_base; i++)
|
printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i - 1]);
|
printf (_(" Opcode %d has %d args\n"), i, standard_opcodes[i - 1]);
|
|
|
/* Display the contents of the Directory table. */
|
/* Display the contents of the Directory table. */
|
data = standard_opcodes + linfo.li_opcode_base - 1;
|
data = standard_opcodes + linfo.li_opcode_base - 1;
|
|
|
if (*data == 0)
|
if (*data == 0)
|
printf (_("\n The Directory Table is empty.\n"));
|
printf (_("\n The Directory Table is empty.\n"));
|
else
|
else
|
{
|
{
|
printf (_("\n The Directory Table:\n"));
|
printf (_("\n The Directory Table:\n"));
|
|
|
while (*data != 0)
|
while (*data != 0)
|
{
|
{
|
printf (" %s\n", data);
|
printf (" %s\n", data);
|
|
|
data += strlen ((char *) data) + 1;
|
data += strlen ((char *) data) + 1;
|
}
|
}
|
}
|
}
|
|
|
/* Skip the NUL at the end of the table. */
|
/* Skip the NUL at the end of the table. */
|
data++;
|
data++;
|
|
|
/* Display the contents of the File Name table. */
|
/* Display the contents of the File Name table. */
|
if (*data == 0)
|
if (*data == 0)
|
printf (_("\n The File Name Table is empty.\n"));
|
printf (_("\n The File Name Table is empty.\n"));
|
else
|
else
|
{
|
{
|
printf (_("\n The File Name Table:\n"));
|
printf (_("\n The File Name Table:\n"));
|
printf (_(" Entry\tDir\tTime\tSize\tName\n"));
|
printf (_(" Entry\tDir\tTime\tSize\tName\n"));
|
|
|
while (*data != 0)
|
while (*data != 0)
|
{
|
{
|
unsigned char *name;
|
unsigned char *name;
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
|
|
printf (" %d\t", ++state_machine_regs.last_file_entry);
|
printf (" %d\t", ++state_machine_regs.last_file_entry);
|
name = data;
|
name = data;
|
|
|
data += strlen ((char *) data) + 1;
|
data += strlen ((char *) data) + 1;
|
|
|
printf ("%s\t",
|
printf ("%s\t",
|
dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
printf ("%s\t",
|
printf ("%s\t",
|
dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
printf ("%s\t",
|
printf ("%s\t",
|
dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
dwarf_vmatoa ("u", read_leb128 (data, & bytes_read, 0)));
|
data += bytes_read;
|
data += bytes_read;
|
printf ("%s\n", name);
|
printf ("%s\n", name);
|
}
|
}
|
}
|
}
|
|
|
/* Skip the NUL at the end of the table. */
|
/* Skip the NUL at the end of the table. */
|
data++;
|
data++;
|
|
|
/* Now display the statements. */
|
/* Now display the statements. */
|
printf (_("\n Line Number Statements:\n"));
|
printf (_("\n Line Number Statements:\n"));
|
|
|
while (data < end_of_sequence)
|
while (data < end_of_sequence)
|
{
|
{
|
unsigned char op_code;
|
unsigned char op_code;
|
dwarf_signed_vma adv;
|
dwarf_signed_vma adv;
|
dwarf_vma uladv;
|
dwarf_vma uladv;
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
|
|
op_code = *data++;
|
op_code = *data++;
|
|
|
if (op_code >= linfo.li_opcode_base)
|
if (op_code >= linfo.li_opcode_base)
|
{
|
{
|
op_code -= linfo.li_opcode_base;
|
op_code -= linfo.li_opcode_base;
|
uladv = (op_code / linfo.li_line_range);
|
uladv = (op_code / linfo.li_line_range);
|
if (linfo.li_max_ops_per_insn == 1)
|
if (linfo.li_max_ops_per_insn == 1)
|
{
|
{
|
uladv *= linfo.li_min_insn_length;
|
uladv *= linfo.li_min_insn_length;
|
state_machine_regs.address += uladv;
|
state_machine_regs.address += uladv;
|
printf (_(" Special opcode %d: "
|
printf (_(" Special opcode %d: "
|
"advance Address by %s to 0x%s"),
|
"advance Address by %s to 0x%s"),
|
op_code, dwarf_vmatoa ("u", uladv),
|
op_code, dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("x", state_machine_regs.address));
|
dwarf_vmatoa ("x", state_machine_regs.address));
|
}
|
}
|
else
|
else
|
{
|
{
|
state_machine_regs.address
|
state_machine_regs.address
|
+= ((state_machine_regs.op_index + uladv)
|
+= ((state_machine_regs.op_index + uladv)
|
/ linfo.li_max_ops_per_insn)
|
/ linfo.li_max_ops_per_insn)
|
* linfo.li_min_insn_length;
|
* linfo.li_min_insn_length;
|
state_machine_regs.op_index
|
state_machine_regs.op_index
|
= (state_machine_regs.op_index + uladv)
|
= (state_machine_regs.op_index + uladv)
|
% linfo.li_max_ops_per_insn;
|
% linfo.li_max_ops_per_insn;
|
printf (_(" Special opcode %d: "
|
printf (_(" Special opcode %d: "
|
"advance Address by %s to 0x%s[%d]"),
|
"advance Address by %s to 0x%s[%d]"),
|
op_code, dwarf_vmatoa ("u", uladv),
|
op_code, dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("x", state_machine_regs.address),
|
dwarf_vmatoa ("x", state_machine_regs.address),
|
state_machine_regs.op_index);
|
state_machine_regs.op_index);
|
}
|
}
|
adv = (op_code % linfo.li_line_range) + linfo.li_line_base;
|
adv = (op_code % linfo.li_line_range) + linfo.li_line_base;
|
state_machine_regs.line += adv;
|
state_machine_regs.line += adv;
|
printf (_(" and Line by %s to %d\n"),
|
printf (_(" and Line by %s to %d\n"),
|
dwarf_vmatoa ("d", adv), state_machine_regs.line);
|
dwarf_vmatoa ("d", adv), state_machine_regs.line);
|
}
|
}
|
else switch (op_code)
|
else switch (op_code)
|
{
|
{
|
case DW_LNS_extended_op:
|
case DW_LNS_extended_op:
|
data += process_extended_line_op (data, linfo.li_default_is_stmt);
|
data += process_extended_line_op (data, linfo.li_default_is_stmt);
|
break;
|
break;
|
|
|
case DW_LNS_copy:
|
case DW_LNS_copy:
|
printf (_(" Copy\n"));
|
printf (_(" Copy\n"));
|
break;
|
break;
|
|
|
case DW_LNS_advance_pc:
|
case DW_LNS_advance_pc:
|
uladv = read_leb128 (data, & bytes_read, 0);
|
uladv = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
if (linfo.li_max_ops_per_insn == 1)
|
if (linfo.li_max_ops_per_insn == 1)
|
{
|
{
|
uladv *= linfo.li_min_insn_length;
|
uladv *= linfo.li_min_insn_length;
|
state_machine_regs.address += uladv;
|
state_machine_regs.address += uladv;
|
printf (_(" Advance PC by %s to 0x%s\n"),
|
printf (_(" Advance PC by %s to 0x%s\n"),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("x", state_machine_regs.address));
|
dwarf_vmatoa ("x", state_machine_regs.address));
|
}
|
}
|
else
|
else
|
{
|
{
|
state_machine_regs.address
|
state_machine_regs.address
|
+= ((state_machine_regs.op_index + uladv)
|
+= ((state_machine_regs.op_index + uladv)
|
/ linfo.li_max_ops_per_insn)
|
/ linfo.li_max_ops_per_insn)
|
* linfo.li_min_insn_length;
|
* linfo.li_min_insn_length;
|
state_machine_regs.op_index
|
state_machine_regs.op_index
|
= (state_machine_regs.op_index + uladv)
|
= (state_machine_regs.op_index + uladv)
|
% linfo.li_max_ops_per_insn;
|
% linfo.li_max_ops_per_insn;
|
printf (_(" Advance PC by %s to 0x%s[%d]\n"),
|
printf (_(" Advance PC by %s to 0x%s[%d]\n"),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("x", state_machine_regs.address),
|
dwarf_vmatoa ("x", state_machine_regs.address),
|
state_machine_regs.op_index);
|
state_machine_regs.op_index);
|
}
|
}
|
break;
|
break;
|
|
|
case DW_LNS_advance_line:
|
case DW_LNS_advance_line:
|
adv = read_sleb128 (data, & bytes_read);
|
adv = read_sleb128 (data, & bytes_read);
|
data += bytes_read;
|
data += bytes_read;
|
state_machine_regs.line += adv;
|
state_machine_regs.line += adv;
|
printf (_(" Advance Line by %s to %d\n"),
|
printf (_(" Advance Line by %s to %d\n"),
|
dwarf_vmatoa ("d", adv),
|
dwarf_vmatoa ("d", adv),
|
state_machine_regs.line);
|
state_machine_regs.line);
|
break;
|
break;
|
|
|
case DW_LNS_set_file:
|
case DW_LNS_set_file:
|
adv = read_leb128 (data, & bytes_read, 0);
|
adv = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf (_(" Set File Name to entry %s in the File Name Table\n"),
|
printf (_(" Set File Name to entry %s in the File Name Table\n"),
|
dwarf_vmatoa ("d", adv));
|
dwarf_vmatoa ("d", adv));
|
state_machine_regs.file = adv;
|
state_machine_regs.file = adv;
|
break;
|
break;
|
|
|
case DW_LNS_set_column:
|
case DW_LNS_set_column:
|
uladv = read_leb128 (data, & bytes_read, 0);
|
uladv = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf (_(" Set column to %s\n"),
|
printf (_(" Set column to %s\n"),
|
dwarf_vmatoa ("u", uladv));
|
dwarf_vmatoa ("u", uladv));
|
state_machine_regs.column = uladv;
|
state_machine_regs.column = uladv;
|
break;
|
break;
|
|
|
case DW_LNS_negate_stmt:
|
case DW_LNS_negate_stmt:
|
adv = state_machine_regs.is_stmt;
|
adv = state_machine_regs.is_stmt;
|
adv = ! adv;
|
adv = ! adv;
|
printf (_(" Set is_stmt to %s\n"), dwarf_vmatoa ("d", adv));
|
printf (_(" Set is_stmt to %s\n"), dwarf_vmatoa ("d", adv));
|
state_machine_regs.is_stmt = adv;
|
state_machine_regs.is_stmt = adv;
|
break;
|
break;
|
|
|
case DW_LNS_set_basic_block:
|
case DW_LNS_set_basic_block:
|
printf (_(" Set basic block\n"));
|
printf (_(" Set basic block\n"));
|
state_machine_regs.basic_block = 1;
|
state_machine_regs.basic_block = 1;
|
break;
|
break;
|
|
|
case DW_LNS_const_add_pc:
|
case DW_LNS_const_add_pc:
|
uladv = ((255 - linfo.li_opcode_base) / linfo.li_line_range);
|
uladv = ((255 - linfo.li_opcode_base) / linfo.li_line_range);
|
if (linfo.li_max_ops_per_insn)
|
if (linfo.li_max_ops_per_insn)
|
{
|
{
|
uladv *= linfo.li_min_insn_length;
|
uladv *= linfo.li_min_insn_length;
|
state_machine_regs.address += uladv;
|
state_machine_regs.address += uladv;
|
printf (_(" Advance PC by constant %s to 0x%s\n"),
|
printf (_(" Advance PC by constant %s to 0x%s\n"),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("x", state_machine_regs.address));
|
dwarf_vmatoa ("x", state_machine_regs.address));
|
}
|
}
|
else
|
else
|
{
|
{
|
state_machine_regs.address
|
state_machine_regs.address
|
+= ((state_machine_regs.op_index + uladv)
|
+= ((state_machine_regs.op_index + uladv)
|
/ linfo.li_max_ops_per_insn)
|
/ linfo.li_max_ops_per_insn)
|
* linfo.li_min_insn_length;
|
* linfo.li_min_insn_length;
|
state_machine_regs.op_index
|
state_machine_regs.op_index
|
= (state_machine_regs.op_index + uladv)
|
= (state_machine_regs.op_index + uladv)
|
% linfo.li_max_ops_per_insn;
|
% linfo.li_max_ops_per_insn;
|
printf (_(" Advance PC by constant %s to 0x%s[%d]\n"),
|
printf (_(" Advance PC by constant %s to 0x%s[%d]\n"),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("x", state_machine_regs.address),
|
dwarf_vmatoa ("x", state_machine_regs.address),
|
state_machine_regs.op_index);
|
state_machine_regs.op_index);
|
}
|
}
|
break;
|
break;
|
|
|
case DW_LNS_fixed_advance_pc:
|
case DW_LNS_fixed_advance_pc:
|
uladv = byte_get (data, 2);
|
uladv = byte_get (data, 2);
|
data += 2;
|
data += 2;
|
state_machine_regs.address += uladv;
|
state_machine_regs.address += uladv;
|
state_machine_regs.op_index = 0;
|
state_machine_regs.op_index = 0;
|
printf (_(" Advance PC by fixed size amount %s to 0x%s\n"),
|
printf (_(" Advance PC by fixed size amount %s to 0x%s\n"),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("u", uladv),
|
dwarf_vmatoa ("x", state_machine_regs.address));
|
dwarf_vmatoa ("x", state_machine_regs.address));
|
break;
|
break;
|
|
|
case DW_LNS_set_prologue_end:
|
case DW_LNS_set_prologue_end:
|
printf (_(" Set prologue_end to true\n"));
|
printf (_(" Set prologue_end to true\n"));
|
break;
|
break;
|
|
|
case DW_LNS_set_epilogue_begin:
|
case DW_LNS_set_epilogue_begin:
|
printf (_(" Set epilogue_begin to true\n"));
|
printf (_(" Set epilogue_begin to true\n"));
|
break;
|
break;
|
|
|
case DW_LNS_set_isa:
|
case DW_LNS_set_isa:
|
uladv = read_leb128 (data, & bytes_read, 0);
|
uladv = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf (_(" Set ISA to %s\n"), dwarf_vmatoa ("u", uladv));
|
printf (_(" Set ISA to %s\n"), dwarf_vmatoa ("u", uladv));
|
break;
|
break;
|
|
|
default:
|
default:
|
printf (_(" Unknown opcode %d with operands: "), op_code);
|
printf (_(" Unknown opcode %d with operands: "), op_code);
|
|
|
for (i = standard_opcodes[op_code - 1]; i > 0 ; --i)
|
for (i = standard_opcodes[op_code - 1]; i > 0 ; --i)
|
{
|
{
|
printf ("0x%s%s", dwarf_vmatoa ("x", read_leb128 (data,
|
printf ("0x%s%s", dwarf_vmatoa ("x", read_leb128 (data,
|
&bytes_read, 0)),
|
&bytes_read, 0)),
|
i == 1 ? "" : ", ");
|
i == 1 ? "" : ", ");
|
data += bytes_read;
|
data += bytes_read;
|
}
|
}
|
putchar ('\n');
|
putchar ('\n');
|
break;
|
break;
|
}
|
}
|
}
|
}
|
putchar ('\n');
|
putchar ('\n');
|
}
|
}
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
typedef struct
|
typedef struct
|
{
|
{
|
unsigned char *name;
|
unsigned char *name;
|
unsigned int directory_index;
|
unsigned int directory_index;
|
unsigned int modification_date;
|
unsigned int modification_date;
|
unsigned int length;
|
unsigned int length;
|
} File_Entry;
|
} File_Entry;
|
|
|
/* Output a decoded representation of the .debug_line section. */
|
/* Output a decoded representation of the .debug_line section. */
|
|
|
static int
|
static int
|
display_debug_lines_decoded (struct dwarf_section *section,
|
display_debug_lines_decoded (struct dwarf_section *section,
|
unsigned char *data,
|
unsigned char *data,
|
unsigned char *end)
|
unsigned char *end)
|
{
|
{
|
printf (_("Decoded dump of debug contents of section %s:\n\n"),
|
printf (_("Decoded dump of debug contents of section %s:\n\n"),
|
section->name);
|
section->name);
|
|
|
while (data < end)
|
while (data < end)
|
{
|
{
|
/* This loop amounts to one iteration per compilation unit. */
|
/* This loop amounts to one iteration per compilation unit. */
|
DWARF2_Internal_LineInfo linfo;
|
DWARF2_Internal_LineInfo linfo;
|
unsigned char *standard_opcodes;
|
unsigned char *standard_opcodes;
|
unsigned char *end_of_sequence;
|
unsigned char *end_of_sequence;
|
unsigned char *hdrptr;
|
unsigned char *hdrptr;
|
int initial_length_size;
|
int initial_length_size;
|
int offset_size;
|
int offset_size;
|
int i;
|
int i;
|
File_Entry *file_table = NULL;
|
File_Entry *file_table = NULL;
|
|
unsigned int n_files = 0;
|
unsigned char **directory_table = NULL;
|
unsigned char **directory_table = NULL;
|
|
unsigned int n_directories = 0;
|
|
|
hdrptr = data;
|
hdrptr = data;
|
|
|
/* Extract information from the Line Number Program Header.
|
/* Extract information from the Line Number Program Header.
|
(section 6.2.4 in the Dwarf3 doc). */
|
(section 6.2.4 in the Dwarf3 doc). */
|
|
|
/* Get the length of this CU's line number information block. */
|
/* Get the length of this CU's line number information block. */
|
linfo.li_length = byte_get (hdrptr, 4);
|
linfo.li_length = byte_get (hdrptr, 4);
|
hdrptr += 4;
|
hdrptr += 4;
|
|
|
if (linfo.li_length == 0xffffffff)
|
if (linfo.li_length == 0xffffffff)
|
{
|
{
|
/* This section is 64-bit DWARF 3. */
|
/* This section is 64-bit DWARF 3. */
|
linfo.li_length = byte_get (hdrptr, 8);
|
linfo.li_length = byte_get (hdrptr, 8);
|
hdrptr += 8;
|
hdrptr += 8;
|
offset_size = 8;
|
offset_size = 8;
|
initial_length_size = 12;
|
initial_length_size = 12;
|
}
|
}
|
else
|
else
|
{
|
{
|
offset_size = 4;
|
offset_size = 4;
|
initial_length_size = 4;
|
initial_length_size = 4;
|
}
|
}
|
|
|
if (linfo.li_length + initial_length_size > section->size)
|
if (linfo.li_length + initial_length_size > section->size)
|
{
|
{
|
warn (_("The line info appears to be corrupt - "
|
warn (_("The line info appears to be corrupt - "
|
"the section is too small\n"));
|
"the section is too small\n"));
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Get this CU's Line Number Block version number. */
|
/* Get this CU's Line Number Block version number. */
|
linfo.li_version = byte_get (hdrptr, 2);
|
linfo.li_version = byte_get (hdrptr, 2);
|
hdrptr += 2;
|
hdrptr += 2;
|
if (linfo.li_version != 2
|
if (linfo.li_version != 2
|
&& linfo.li_version != 3
|
&& linfo.li_version != 3
|
&& linfo.li_version != 4)
|
&& linfo.li_version != 4)
|
{
|
{
|
warn (_("Only DWARF version 2, 3 and 4 line info is currently "
|
warn (_("Only DWARF version 2, 3 and 4 line info is currently "
|
"supported.\n"));
|
"supported.\n"));
|
return 0;
|
return 0;
|
}
|
}
|
|
|
linfo.li_prologue_length = byte_get (hdrptr, offset_size);
|
linfo.li_prologue_length = byte_get (hdrptr, offset_size);
|
hdrptr += offset_size;
|
hdrptr += offset_size;
|
linfo.li_min_insn_length = byte_get (hdrptr, 1);
|
linfo.li_min_insn_length = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
if (linfo.li_version >= 4)
|
if (linfo.li_version >= 4)
|
{
|
{
|
linfo.li_max_ops_per_insn = byte_get (hdrptr, 1);
|
linfo.li_max_ops_per_insn = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
if (linfo.li_max_ops_per_insn == 0)
|
if (linfo.li_max_ops_per_insn == 0)
|
{
|
{
|
warn (_("Invalid maximum operations per insn.\n"));
|
warn (_("Invalid maximum operations per insn.\n"));
|
return 0;
|
return 0;
|
}
|
}
|
}
|
}
|
else
|
else
|
linfo.li_max_ops_per_insn = 1;
|
linfo.li_max_ops_per_insn = 1;
|
linfo.li_default_is_stmt = byte_get (hdrptr, 1);
|
linfo.li_default_is_stmt = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
linfo.li_line_base = byte_get (hdrptr, 1);
|
linfo.li_line_base = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
linfo.li_line_range = byte_get (hdrptr, 1);
|
linfo.li_line_range = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
linfo.li_opcode_base = byte_get (hdrptr, 1);
|
linfo.li_opcode_base = byte_get (hdrptr, 1);
|
hdrptr++;
|
hdrptr++;
|
|
|
/* Sign extend the line base field. */
|
/* Sign extend the line base field. */
|
linfo.li_line_base <<= 24;
|
linfo.li_line_base <<= 24;
|
linfo.li_line_base >>= 24;
|
linfo.li_line_base >>= 24;
|
|
|
/* Find the end of this CU's Line Number Information Block. */
|
/* Find the end of this CU's Line Number Information Block. */
|
end_of_sequence = data + linfo.li_length + initial_length_size;
|
end_of_sequence = data + linfo.li_length + initial_length_size;
|
|
|
reset_state_machine (linfo.li_default_is_stmt);
|
reset_state_machine (linfo.li_default_is_stmt);
|
|
|
/* Save a pointer to the contents of the Opcodes table. */
|
/* Save a pointer to the contents of the Opcodes table. */
|
standard_opcodes = hdrptr;
|
standard_opcodes = hdrptr;
|
|
|
/* Traverse the Directory table just to count entries. */
|
/* Traverse the Directory table just to count entries. */
|
data = standard_opcodes + linfo.li_opcode_base - 1;
|
data = standard_opcodes + linfo.li_opcode_base - 1;
|
if (*data != 0)
|
if (*data != 0)
|
{
|
{
|
unsigned int n_directories = 0;
|
|
unsigned char *ptr_directory_table = data;
|
unsigned char *ptr_directory_table = data;
|
|
|
while (*data != 0)
|
while (*data != 0)
|
{
|
{
|
data += strlen ((char *) data) + 1;
|
data += strlen ((char *) data) + 1;
|
n_directories++;
|
n_directories++;
|
}
|
}
|
|
|
/* Go through the directory table again to save the directories. */
|
/* Go through the directory table again to save the directories. */
|
directory_table = (unsigned char **)
|
directory_table = (unsigned char **)
|
xmalloc (n_directories * sizeof (unsigned char *));
|
xmalloc (n_directories * sizeof (unsigned char *));
|
|
|
i = 0;
|
i = 0;
|
while (*ptr_directory_table != 0)
|
while (*ptr_directory_table != 0)
|
{
|
{
|
directory_table[i] = ptr_directory_table;
|
directory_table[i] = ptr_directory_table;
|
ptr_directory_table += strlen ((char *) ptr_directory_table) + 1;
|
ptr_directory_table += strlen ((char *) ptr_directory_table) + 1;
|
i++;
|
i++;
|
}
|
}
|
}
|
}
|
/* Skip the NUL at the end of the table. */
|
/* Skip the NUL at the end of the table. */
|
data++;
|
data++;
|
|
|
/* Traverse the File Name table just to count the entries. */
|
/* Traverse the File Name table just to count the entries. */
|
if (*data != 0)
|
if (*data != 0)
|
{
|
{
|
unsigned int n_files = 0;
|
|
unsigned char *ptr_file_name_table = data;
|
unsigned char *ptr_file_name_table = data;
|
|
|
while (*data != 0)
|
while (*data != 0)
|
{
|
{
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
|
|
/* Skip Name, directory index, last modification time and length
|
/* Skip Name, directory index, last modification time and length
|
of file. */
|
of file. */
|
data += strlen ((char *) data) + 1;
|
data += strlen ((char *) data) + 1;
|
read_leb128 (data, & bytes_read, 0);
|
read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
read_leb128 (data, & bytes_read, 0);
|
read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
read_leb128 (data, & bytes_read, 0);
|
read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
|
|
n_files++;
|
n_files++;
|
}
|
}
|
|
|
/* Go through the file table again to save the strings. */
|
/* Go through the file table again to save the strings. */
|
file_table = (File_Entry *) xmalloc (n_files * sizeof (File_Entry));
|
file_table = (File_Entry *) xmalloc (n_files * sizeof (File_Entry));
|
|
|
i = 0;
|
i = 0;
|
while (*ptr_file_name_table != 0)
|
while (*ptr_file_name_table != 0)
|
{
|
{
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
|
|
file_table[i].name = ptr_file_name_table;
|
file_table[i].name = ptr_file_name_table;
|
ptr_file_name_table += strlen ((char *) ptr_file_name_table) + 1;
|
ptr_file_name_table += strlen ((char *) ptr_file_name_table) + 1;
|
|
|
/* We are not interested in directory, time or size. */
|
/* We are not interested in directory, time or size. */
|
file_table[i].directory_index = read_leb128 (ptr_file_name_table,
|
file_table[i].directory_index = read_leb128 (ptr_file_name_table,
|
& bytes_read, 0);
|
& bytes_read, 0);
|
ptr_file_name_table += bytes_read;
|
ptr_file_name_table += bytes_read;
|
file_table[i].modification_date = read_leb128 (ptr_file_name_table,
|
file_table[i].modification_date = read_leb128 (ptr_file_name_table,
|
& bytes_read, 0);
|
& bytes_read, 0);
|
ptr_file_name_table += bytes_read;
|
ptr_file_name_table += bytes_read;
|
file_table[i].length = read_leb128 (ptr_file_name_table, & bytes_read, 0);
|
file_table[i].length = read_leb128 (ptr_file_name_table, & bytes_read, 0);
|
ptr_file_name_table += bytes_read;
|
ptr_file_name_table += bytes_read;
|
i++;
|
i++;
|
}
|
}
|
i = 0;
|
i = 0;
|
|
|
/* Print the Compilation Unit's name and a header. */
|
/* Print the Compilation Unit's name and a header. */
|
if (directory_table == NULL)
|
if (directory_table == NULL)
|
{
|
{
|
printf (_("CU: %s:\n"), file_table[0].name);
|
printf (_("CU: %s:\n"), file_table[0].name);
|
printf (_("File name Line number Starting address\n"));
|
printf (_("File name Line number Starting address\n"));
|
}
|
}
|
else
|
else
|
{
|
{
|
unsigned int ix = file_table[0].directory_index;
|
unsigned int ix = file_table[0].directory_index;
|
const char *directory = ix ? (char *)directory_table[ix - 1] : ".";
|
const char *directory = ix ? (char *)directory_table[ix - 1] : ".";
|
if (do_wide || strlen (directory) < 76)
|
if (do_wide || strlen (directory) < 76)
|
printf (_("CU: %s/%s:\n"), directory, file_table[0].name);
|
printf (_("CU: %s/%s:\n"), directory, file_table[0].name);
|
else
|
else
|
printf ("%s:\n", file_table[0].name);
|
printf ("%s:\n", file_table[0].name);
|
|
|
printf (_("File name Line number Starting address\n"));
|
printf (_("File name Line number Starting address\n"));
|
}
|
}
|
}
|
}
|
|
|
/* Skip the NUL at the end of the table. */
|
/* Skip the NUL at the end of the table. */
|
data++;
|
data++;
|
|
|
/* This loop iterates through the Dwarf Line Number Program. */
|
/* This loop iterates through the Dwarf Line Number Program. */
|
while (data < end_of_sequence)
|
while (data < end_of_sequence)
|
{
|
{
|
unsigned char op_code;
|
unsigned char op_code;
|
int adv;
|
int adv;
|
unsigned long int uladv;
|
unsigned long int uladv;
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
int is_special_opcode = 0;
|
int is_special_opcode = 0;
|
|
|
op_code = *data++;
|
op_code = *data++;
|
|
|
if (op_code >= linfo.li_opcode_base)
|
if (op_code >= linfo.li_opcode_base)
|
{
|
{
|
op_code -= linfo.li_opcode_base;
|
op_code -= linfo.li_opcode_base;
|
uladv = (op_code / linfo.li_line_range);
|
uladv = (op_code / linfo.li_line_range);
|
if (linfo.li_max_ops_per_insn == 1)
|
if (linfo.li_max_ops_per_insn == 1)
|
{
|
{
|
uladv *= linfo.li_min_insn_length;
|
uladv *= linfo.li_min_insn_length;
|
state_machine_regs.address += uladv;
|
state_machine_regs.address += uladv;
|
}
|
}
|
else
|
else
|
{
|
{
|
state_machine_regs.address
|
state_machine_regs.address
|
+= ((state_machine_regs.op_index + uladv)
|
+= ((state_machine_regs.op_index + uladv)
|
/ linfo.li_max_ops_per_insn)
|
/ linfo.li_max_ops_per_insn)
|
* linfo.li_min_insn_length;
|
* linfo.li_min_insn_length;
|
state_machine_regs.op_index
|
state_machine_regs.op_index
|
= (state_machine_regs.op_index + uladv)
|
= (state_machine_regs.op_index + uladv)
|
% linfo.li_max_ops_per_insn;
|
% linfo.li_max_ops_per_insn;
|
}
|
}
|
|
|
adv = (op_code % linfo.li_line_range) + linfo.li_line_base;
|
adv = (op_code % linfo.li_line_range) + linfo.li_line_base;
|
state_machine_regs.line += adv;
|
state_machine_regs.line += adv;
|
is_special_opcode = 1;
|
is_special_opcode = 1;
|
}
|
}
|
else switch (op_code)
|
else switch (op_code)
|
{
|
{
|
case DW_LNS_extended_op:
|
case DW_LNS_extended_op:
|
{
|
{
|
unsigned int ext_op_code_len;
|
unsigned int ext_op_code_len;
|
unsigned char ext_op_code;
|
unsigned char ext_op_code;
|
unsigned char *op_code_data = data;
|
unsigned char *op_code_data = data;
|
|
|
ext_op_code_len = read_leb128 (op_code_data, &bytes_read, 0);
|
ext_op_code_len = read_leb128 (op_code_data, &bytes_read, 0);
|
op_code_data += bytes_read;
|
op_code_data += bytes_read;
|
|
|
if (ext_op_code_len == 0)
|
if (ext_op_code_len == 0)
|
{
|
{
|
warn (_("badly formed extended line op encountered!\n"));
|
warn (_("badly formed extended line op encountered!\n"));
|
break;
|
break;
|
}
|
}
|
ext_op_code_len += bytes_read;
|
ext_op_code_len += bytes_read;
|
ext_op_code = *op_code_data++;
|
ext_op_code = *op_code_data++;
|
|
|
switch (ext_op_code)
|
switch (ext_op_code)
|
{
|
{
|
case DW_LNE_end_sequence:
|
case DW_LNE_end_sequence:
|
reset_state_machine (linfo.li_default_is_stmt);
|
reset_state_machine (linfo.li_default_is_stmt);
|
break;
|
break;
|
case DW_LNE_set_address:
|
case DW_LNE_set_address:
|
state_machine_regs.address =
|
state_machine_regs.address =
|
byte_get (op_code_data, ext_op_code_len - bytes_read - 1);
|
byte_get (op_code_data, ext_op_code_len - bytes_read - 1);
|
state_machine_regs.op_index = 0;
|
state_machine_regs.op_index = 0;
|
break;
|
break;
|
case DW_LNE_define_file:
|
case DW_LNE_define_file:
|
{
|
{
|
unsigned int dir_index = 0;
|
file_table = (File_Entry *) xrealloc
|
|
(file_table, (n_files + 1) * sizeof (File_Entry));
|
|
|
++state_machine_regs.last_file_entry;
|
++state_machine_regs.last_file_entry;
|
|
/* Source file name. */
|
|
file_table[n_files].name = op_code_data;
|
op_code_data += strlen ((char *) op_code_data) + 1;
|
op_code_data += strlen ((char *) op_code_data) + 1;
|
dir_index = read_leb128 (op_code_data, & bytes_read, 0);
|
/* Directory index. */
|
|
file_table[n_files].directory_index =
|
|
read_leb128 (op_code_data, & bytes_read, 0);
|
op_code_data += bytes_read;
|
op_code_data += bytes_read;
|
|
/* Last modification time. */
|
|
file_table[n_files].modification_date =
|
read_leb128 (op_code_data, & bytes_read, 0);
|
read_leb128 (op_code_data, & bytes_read, 0);
|
op_code_data += bytes_read;
|
op_code_data += bytes_read;
|
|
/* File length. */
|
|
file_table[n_files].length =
|
read_leb128 (op_code_data, & bytes_read, 0);
|
read_leb128 (op_code_data, & bytes_read, 0);
|
|
|
printf ("%s:\n", directory_table[dir_index]);
|
n_files++;
|
break;
|
break;
|
}
|
}
|
|
case DW_LNE_set_discriminator:
|
|
case DW_LNE_HP_set_sequence:
|
|
/* Simply ignored. */
|
|
break;
|
|
|
default:
|
default:
|
printf (_("UNKNOWN: length %d\n"), ext_op_code_len - bytes_read);
|
printf (_("UNKNOWN (%u): length %d\n"),
|
|
ext_op_code, ext_op_code_len - bytes_read);
|
break;
|
break;
|
}
|
}
|
data += ext_op_code_len;
|
data += ext_op_code_len;
|
break;
|
break;
|
}
|
}
|
case DW_LNS_copy:
|
case DW_LNS_copy:
|
break;
|
break;
|
|
|
case DW_LNS_advance_pc:
|
case DW_LNS_advance_pc:
|
uladv = read_leb128 (data, & bytes_read, 0);
|
uladv = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
if (linfo.li_max_ops_per_insn == 1)
|
if (linfo.li_max_ops_per_insn == 1)
|
{
|
{
|
uladv *= linfo.li_min_insn_length;
|
uladv *= linfo.li_min_insn_length;
|
state_machine_regs.address += uladv;
|
state_machine_regs.address += uladv;
|
}
|
}
|
else
|
else
|
{
|
{
|
state_machine_regs.address
|
state_machine_regs.address
|
+= ((state_machine_regs.op_index + uladv)
|
+= ((state_machine_regs.op_index + uladv)
|
/ linfo.li_max_ops_per_insn)
|
/ linfo.li_max_ops_per_insn)
|
* linfo.li_min_insn_length;
|
* linfo.li_min_insn_length;
|
state_machine_regs.op_index
|
state_machine_regs.op_index
|
= (state_machine_regs.op_index + uladv)
|
= (state_machine_regs.op_index + uladv)
|
% linfo.li_max_ops_per_insn;
|
% linfo.li_max_ops_per_insn;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_LNS_advance_line:
|
case DW_LNS_advance_line:
|
adv = read_sleb128 (data, & bytes_read);
|
adv = read_sleb128 (data, & bytes_read);
|
data += bytes_read;
|
data += bytes_read;
|
state_machine_regs.line += adv;
|
state_machine_regs.line += adv;
|
break;
|
break;
|
|
|
case DW_LNS_set_file:
|
case DW_LNS_set_file:
|
adv = read_leb128 (data, & bytes_read, 0);
|
adv = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
state_machine_regs.file = adv;
|
state_machine_regs.file = adv;
|
if (file_table[state_machine_regs.file - 1].directory_index == 0)
|
if (file_table[state_machine_regs.file - 1].directory_index == 0)
|
{
|
{
|
/* If directory index is 0, that means current directory. */
|
/* If directory index is 0, that means current directory. */
|
printf ("\n./%s:[++]\n",
|
printf ("\n./%s:[++]\n",
|
file_table[state_machine_regs.file - 1].name);
|
file_table[state_machine_regs.file - 1].name);
|
}
|
}
|
else
|
else
|
{
|
{
|
/* The directory index starts counting at 1. */
|
/* The directory index starts counting at 1. */
|
printf ("\n%s/%s:\n",
|
printf ("\n%s/%s:\n",
|
directory_table[file_table[state_machine_regs.file - 1].directory_index - 1],
|
directory_table[file_table[state_machine_regs.file - 1].directory_index - 1],
|
file_table[state_machine_regs.file - 1].name);
|
file_table[state_machine_regs.file - 1].name);
|
}
|
}
|
break;
|
break;
|
|
|
case DW_LNS_set_column:
|
case DW_LNS_set_column:
|
uladv = read_leb128 (data, & bytes_read, 0);
|
uladv = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
state_machine_regs.column = uladv;
|
state_machine_regs.column = uladv;
|
break;
|
break;
|
|
|
case DW_LNS_negate_stmt:
|
case DW_LNS_negate_stmt:
|
adv = state_machine_regs.is_stmt;
|
adv = state_machine_regs.is_stmt;
|
adv = ! adv;
|
adv = ! adv;
|
state_machine_regs.is_stmt = adv;
|
state_machine_regs.is_stmt = adv;
|
break;
|
break;
|
|
|
case DW_LNS_set_basic_block:
|
case DW_LNS_set_basic_block:
|
state_machine_regs.basic_block = 1;
|
state_machine_regs.basic_block = 1;
|
break;
|
break;
|
|
|
case DW_LNS_const_add_pc:
|
case DW_LNS_const_add_pc:
|
uladv = ((255 - linfo.li_opcode_base) / linfo.li_line_range);
|
uladv = ((255 - linfo.li_opcode_base) / linfo.li_line_range);
|
if (linfo.li_max_ops_per_insn == 1)
|
if (linfo.li_max_ops_per_insn == 1)
|
{
|
{
|
uladv *= linfo.li_min_insn_length;
|
uladv *= linfo.li_min_insn_length;
|
state_machine_regs.address += uladv;
|
state_machine_regs.address += uladv;
|
}
|
}
|
else
|
else
|
{
|
{
|
state_machine_regs.address
|
state_machine_regs.address
|
+= ((state_machine_regs.op_index + uladv)
|
+= ((state_machine_regs.op_index + uladv)
|
/ linfo.li_max_ops_per_insn)
|
/ linfo.li_max_ops_per_insn)
|
* linfo.li_min_insn_length;
|
* linfo.li_min_insn_length;
|
state_machine_regs.op_index
|
state_machine_regs.op_index
|
= (state_machine_regs.op_index + uladv)
|
= (state_machine_regs.op_index + uladv)
|
% linfo.li_max_ops_per_insn;
|
% linfo.li_max_ops_per_insn;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_LNS_fixed_advance_pc:
|
case DW_LNS_fixed_advance_pc:
|
uladv = byte_get (data, 2);
|
uladv = byte_get (data, 2);
|
data += 2;
|
data += 2;
|
state_machine_regs.address += uladv;
|
state_machine_regs.address += uladv;
|
state_machine_regs.op_index = 0;
|
state_machine_regs.op_index = 0;
|
break;
|
break;
|
|
|
case DW_LNS_set_prologue_end:
|
case DW_LNS_set_prologue_end:
|
break;
|
break;
|
|
|
case DW_LNS_set_epilogue_begin:
|
case DW_LNS_set_epilogue_begin:
|
break;
|
break;
|
|
|
case DW_LNS_set_isa:
|
case DW_LNS_set_isa:
|
uladv = read_leb128 (data, & bytes_read, 0);
|
uladv = read_leb128 (data, & bytes_read, 0);
|
data += bytes_read;
|
data += bytes_read;
|
printf (_(" Set ISA to %lu\n"), uladv);
|
printf (_(" Set ISA to %lu\n"), uladv);
|
break;
|
break;
|
|
|
default:
|
default:
|
printf (_(" Unknown opcode %d with operands: "), op_code);
|
printf (_(" Unknown opcode %d with operands: "), op_code);
|
|
|
for (i = standard_opcodes[op_code - 1]; i > 0 ; --i)
|
for (i = standard_opcodes[op_code - 1]; i > 0 ; --i)
|
{
|
{
|
printf ("0x%s%s", dwarf_vmatoa ("x", read_leb128 (data,
|
printf ("0x%s%s", dwarf_vmatoa ("x", read_leb128 (data,
|
&bytes_read, 0)),
|
&bytes_read, 0)),
|
i == 1 ? "" : ", ");
|
i == 1 ? "" : ", ");
|
data += bytes_read;
|
data += bytes_read;
|
}
|
}
|
putchar ('\n');
|
putchar ('\n');
|
break;
|
break;
|
}
|
}
|
|
|
/* Only Special opcodes, DW_LNS_copy and DW_LNE_end_sequence adds a row
|
/* Only Special opcodes, DW_LNS_copy and DW_LNE_end_sequence adds a row
|
to the DWARF address/line matrix. */
|
to the DWARF address/line matrix. */
|
if ((is_special_opcode) || (op_code == DW_LNE_end_sequence)
|
if ((is_special_opcode) || (op_code == DW_LNE_end_sequence)
|
|| (op_code == DW_LNS_copy))
|
|| (op_code == DW_LNS_copy))
|
{
|
{
|
const unsigned int MAX_FILENAME_LENGTH = 35;
|
const unsigned int MAX_FILENAME_LENGTH = 35;
|
char *fileName = (char *)file_table[state_machine_regs.file - 1].name;
|
char *fileName = (char *)file_table[state_machine_regs.file - 1].name;
|
char *newFileName = NULL;
|
char *newFileName = NULL;
|
size_t fileNameLength = strlen (fileName);
|
size_t fileNameLength = strlen (fileName);
|
|
|
if ((fileNameLength > MAX_FILENAME_LENGTH) && (!do_wide))
|
if ((fileNameLength > MAX_FILENAME_LENGTH) && (!do_wide))
|
{
|
{
|
newFileName = (char *) xmalloc (MAX_FILENAME_LENGTH + 1);
|
newFileName = (char *) xmalloc (MAX_FILENAME_LENGTH + 1);
|
/* Truncate file name */
|
/* Truncate file name */
|
strncpy (newFileName,
|
strncpy (newFileName,
|
fileName + fileNameLength - MAX_FILENAME_LENGTH,
|
fileName + fileNameLength - MAX_FILENAME_LENGTH,
|
MAX_FILENAME_LENGTH + 1);
|
MAX_FILENAME_LENGTH + 1);
|
}
|
}
|
else
|
else
|
{
|
{
|
newFileName = (char *) xmalloc (fileNameLength + 1);
|
newFileName = (char *) xmalloc (fileNameLength + 1);
|
strncpy (newFileName, fileName, fileNameLength + 1);
|
strncpy (newFileName, fileName, fileNameLength + 1);
|
}
|
}
|
|
|
if (!do_wide || (fileNameLength <= MAX_FILENAME_LENGTH))
|
if (!do_wide || (fileNameLength <= MAX_FILENAME_LENGTH))
|
{
|
{
|
if (linfo.li_max_ops_per_insn == 1)
|
if (linfo.li_max_ops_per_insn == 1)
|
printf ("%-35s %11d %#18" DWARF_VMA_FMT "x\n",
|
printf ("%-35s %11d %#18" DWARF_VMA_FMT "x\n",
|
newFileName, state_machine_regs.line,
|
newFileName, state_machine_regs.line,
|
state_machine_regs.address);
|
state_machine_regs.address);
|
else
|
else
|
printf ("%-35s %11d %#18" DWARF_VMA_FMT "x[%d]\n",
|
printf ("%-35s %11d %#18" DWARF_VMA_FMT "x[%d]\n",
|
newFileName, state_machine_regs.line,
|
newFileName, state_machine_regs.line,
|
state_machine_regs.address,
|
state_machine_regs.address,
|
state_machine_regs.op_index);
|
state_machine_regs.op_index);
|
}
|
}
|
else
|
else
|
{
|
{
|
if (linfo.li_max_ops_per_insn == 1)
|
if (linfo.li_max_ops_per_insn == 1)
|
printf ("%s %11d %#18" DWARF_VMA_FMT "x\n",
|
printf ("%s %11d %#18" DWARF_VMA_FMT "x\n",
|
newFileName, state_machine_regs.line,
|
newFileName, state_machine_regs.line,
|
state_machine_regs.address);
|
state_machine_regs.address);
|
else
|
else
|
printf ("%s %11d %#18" DWARF_VMA_FMT "x[%d]\n",
|
printf ("%s %11d %#18" DWARF_VMA_FMT "x[%d]\n",
|
newFileName, state_machine_regs.line,
|
newFileName, state_machine_regs.line,
|
state_machine_regs.address,
|
state_machine_regs.address,
|
state_machine_regs.op_index);
|
state_machine_regs.op_index);
|
}
|
}
|
|
|
if (op_code == DW_LNE_end_sequence)
|
if (op_code == DW_LNE_end_sequence)
|
printf ("\n");
|
printf ("\n");
|
|
|
free (newFileName);
|
free (newFileName);
|
}
|
}
|
}
|
}
|
free (file_table);
|
free (file_table);
|
file_table = NULL;
|
file_table = NULL;
|
free (directory_table);
|
free (directory_table);
|
directory_table = NULL;
|
directory_table = NULL;
|
putchar ('\n');
|
putchar ('\n');
|
}
|
}
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_lines (struct dwarf_section *section, void *file ATTRIBUTE_UNUSED)
|
display_debug_lines (struct dwarf_section *section, void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
unsigned char *data = section->start;
|
unsigned char *data = section->start;
|
unsigned char *end = data + section->size;
|
unsigned char *end = data + section->size;
|
int retValRaw = 1;
|
int retValRaw = 1;
|
int retValDecoded = 1;
|
int retValDecoded = 1;
|
|
|
if (do_debug_lines == 0)
|
if (do_debug_lines == 0)
|
do_debug_lines |= FLAG_DEBUG_LINES_RAW;
|
do_debug_lines |= FLAG_DEBUG_LINES_RAW;
|
|
|
if (do_debug_lines & FLAG_DEBUG_LINES_RAW)
|
if (do_debug_lines & FLAG_DEBUG_LINES_RAW)
|
retValRaw = display_debug_lines_raw (section, data, end);
|
retValRaw = display_debug_lines_raw (section, data, end);
|
|
|
if (do_debug_lines & FLAG_DEBUG_LINES_DECODED)
|
if (do_debug_lines & FLAG_DEBUG_LINES_DECODED)
|
retValDecoded = display_debug_lines_decoded (section, data, end);
|
retValDecoded = display_debug_lines_decoded (section, data, end);
|
|
|
if (!retValRaw || !retValDecoded)
|
if (!retValRaw || !retValDecoded)
|
return 0;
|
return 0;
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
static debug_info *
|
static debug_info *
|
find_debug_info_for_offset (unsigned long offset)
|
find_debug_info_for_offset (unsigned long offset)
|
{
|
{
|
unsigned int i;
|
unsigned int i;
|
|
|
if (num_debug_info_entries == DEBUG_INFO_UNAVAILABLE)
|
if (num_debug_info_entries == DEBUG_INFO_UNAVAILABLE)
|
return NULL;
|
return NULL;
|
|
|
for (i = 0; i < num_debug_info_entries; i++)
|
for (i = 0; i < num_debug_info_entries; i++)
|
if (debug_information[i].cu_offset == offset)
|
if (debug_information[i].cu_offset == offset)
|
return debug_information + i;
|
return debug_information + i;
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_pubnames (struct dwarf_section *section,
|
display_debug_pubnames (struct dwarf_section *section,
|
void *file ATTRIBUTE_UNUSED)
|
void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
DWARF2_Internal_PubNames names;
|
DWARF2_Internal_PubNames names;
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned char *end = start + section->size;
|
unsigned char *end = start + section->size;
|
|
|
/* It does not matter if this load fails,
|
/* It does not matter if this load fails,
|
we test for that later on. */
|
we test for that later on. */
|
load_debug_info (file);
|
load_debug_info (file);
|
|
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
|
|
while (start < end)
|
while (start < end)
|
{
|
{
|
unsigned char *data;
|
unsigned char *data;
|
unsigned long offset;
|
unsigned long offset;
|
int offset_size, initial_length_size;
|
int offset_size, initial_length_size;
|
|
|
data = start;
|
data = start;
|
|
|
names.pn_length = byte_get (data, 4);
|
names.pn_length = byte_get (data, 4);
|
data += 4;
|
data += 4;
|
if (names.pn_length == 0xffffffff)
|
if (names.pn_length == 0xffffffff)
|
{
|
{
|
names.pn_length = byte_get (data, 8);
|
names.pn_length = byte_get (data, 8);
|
data += 8;
|
data += 8;
|
offset_size = 8;
|
offset_size = 8;
|
initial_length_size = 12;
|
initial_length_size = 12;
|
}
|
}
|
else
|
else
|
{
|
{
|
offset_size = 4;
|
offset_size = 4;
|
initial_length_size = 4;
|
initial_length_size = 4;
|
}
|
}
|
|
|
names.pn_version = byte_get (data, 2);
|
names.pn_version = byte_get (data, 2);
|
data += 2;
|
data += 2;
|
|
|
names.pn_offset = byte_get (data, offset_size);
|
names.pn_offset = byte_get (data, offset_size);
|
data += offset_size;
|
data += offset_size;
|
|
|
if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE
|
if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE
|
&& num_debug_info_entries > 0
|
&& num_debug_info_entries > 0
|
&& find_debug_info_for_offset (names.pn_offset) == NULL)
|
&& find_debug_info_for_offset (names.pn_offset) == NULL)
|
warn (_(".debug_info offset of 0x%lx in %s section does not point to a CU header.\n"),
|
warn (_(".debug_info offset of 0x%lx in %s section does not point to a CU header.\n"),
|
(unsigned long) names.pn_offset, section->name);
|
(unsigned long) names.pn_offset, section->name);
|
|
|
names.pn_size = byte_get (data, offset_size);
|
names.pn_size = byte_get (data, offset_size);
|
data += offset_size;
|
data += offset_size;
|
|
|
start += names.pn_length + initial_length_size;
|
start += names.pn_length + initial_length_size;
|
|
|
if (names.pn_version != 2 && names.pn_version != 3)
|
if (names.pn_version != 2 && names.pn_version != 3)
|
{
|
{
|
static int warned = 0;
|
static int warned = 0;
|
|
|
if (! warned)
|
if (! warned)
|
{
|
{
|
warn (_("Only DWARF 2 and 3 pubnames are currently supported\n"));
|
warn (_("Only DWARF 2 and 3 pubnames are currently supported\n"));
|
warned = 1;
|
warned = 1;
|
}
|
}
|
|
|
continue;
|
continue;
|
}
|
}
|
|
|
printf (_(" Length: %ld\n"),
|
printf (_(" Length: %ld\n"),
|
(long) names.pn_length);
|
(long) names.pn_length);
|
printf (_(" Version: %d\n"),
|
printf (_(" Version: %d\n"),
|
names.pn_version);
|
names.pn_version);
|
printf (_(" Offset into .debug_info section: 0x%lx\n"),
|
printf (_(" Offset into .debug_info section: 0x%lx\n"),
|
(unsigned long) names.pn_offset);
|
(unsigned long) names.pn_offset);
|
printf (_(" Size of area in .debug_info section: %ld\n"),
|
printf (_(" Size of area in .debug_info section: %ld\n"),
|
(long) names.pn_size);
|
(long) names.pn_size);
|
|
|
printf (_("\n Offset\tName\n"));
|
printf (_("\n Offset\tName\n"));
|
|
|
do
|
do
|
{
|
{
|
offset = byte_get (data, offset_size);
|
offset = byte_get (data, offset_size);
|
|
|
if (offset != 0)
|
if (offset != 0)
|
{
|
{
|
data += offset_size;
|
data += offset_size;
|
printf (" %-6lx\t%s\n", offset, data);
|
printf (" %-6lx\t%s\n", offset, data);
|
data += strlen ((char *) data) + 1;
|
data += strlen ((char *) data) + 1;
|
}
|
}
|
}
|
}
|
while (offset != 0);
|
while (offset != 0);
|
}
|
}
|
|
|
printf ("\n");
|
printf ("\n");
|
return 1;
|
return 1;
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_macinfo (struct dwarf_section *section,
|
display_debug_macinfo (struct dwarf_section *section,
|
void *file ATTRIBUTE_UNUSED)
|
void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned char *end = start + section->size;
|
unsigned char *end = start + section->size;
|
unsigned char *curr = start;
|
unsigned char *curr = start;
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
enum dwarf_macinfo_record_type op;
|
enum dwarf_macinfo_record_type op;
|
|
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
|
|
while (curr < end)
|
while (curr < end)
|
{
|
{
|
unsigned int lineno;
|
unsigned int lineno;
|
const char *string;
|
const char *string;
|
|
|
op = (enum dwarf_macinfo_record_type) *curr;
|
op = (enum dwarf_macinfo_record_type) *curr;
|
curr++;
|
curr++;
|
|
|
switch (op)
|
switch (op)
|
{
|
{
|
case DW_MACINFO_start_file:
|
case DW_MACINFO_start_file:
|
{
|
{
|
unsigned int filenum;
|
unsigned int filenum;
|
|
|
lineno = read_leb128 (curr, & bytes_read, 0);
|
lineno = read_leb128 (curr, & bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
filenum = read_leb128 (curr, & bytes_read, 0);
|
filenum = read_leb128 (curr, & bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
|
|
printf (_(" DW_MACINFO_start_file - lineno: %d filenum: %d\n"),
|
printf (_(" DW_MACINFO_start_file - lineno: %d filenum: %d\n"),
|
lineno, filenum);
|
lineno, filenum);
|
}
|
}
|
break;
|
break;
|
|
|
case DW_MACINFO_end_file:
|
case DW_MACINFO_end_file:
|
printf (_(" DW_MACINFO_end_file\n"));
|
printf (_(" DW_MACINFO_end_file\n"));
|
break;
|
break;
|
|
|
case DW_MACINFO_define:
|
case DW_MACINFO_define:
|
lineno = read_leb128 (curr, & bytes_read, 0);
|
lineno = read_leb128 (curr, & bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
string = (char *) curr;
|
string = (char *) curr;
|
curr += strlen (string) + 1;
|
curr += strlen (string) + 1;
|
printf (_(" DW_MACINFO_define - lineno : %d macro : %s\n"),
|
printf (_(" DW_MACINFO_define - lineno : %d macro : %s\n"),
|
lineno, string);
|
lineno, string);
|
break;
|
break;
|
|
|
case DW_MACINFO_undef:
|
case DW_MACINFO_undef:
|
lineno = read_leb128 (curr, & bytes_read, 0);
|
lineno = read_leb128 (curr, & bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
string = (char *) curr;
|
string = (char *) curr;
|
curr += strlen (string) + 1;
|
curr += strlen (string) + 1;
|
printf (_(" DW_MACINFO_undef - lineno : %d macro : %s\n"),
|
printf (_(" DW_MACINFO_undef - lineno : %d macro : %s\n"),
|
lineno, string);
|
lineno, string);
|
break;
|
break;
|
|
|
case DW_MACINFO_vendor_ext:
|
case DW_MACINFO_vendor_ext:
|
{
|
{
|
unsigned int constant;
|
unsigned int constant;
|
|
|
constant = read_leb128 (curr, & bytes_read, 0);
|
constant = read_leb128 (curr, & bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
string = (char *) curr;
|
string = (char *) curr;
|
curr += strlen (string) + 1;
|
curr += strlen (string) + 1;
|
printf (_(" DW_MACINFO_vendor_ext - constant : %d string : %s\n"),
|
printf (_(" DW_MACINFO_vendor_ext - constant : %d string : %s\n"),
|
constant, string);
|
constant, string);
|
}
|
}
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
/* Given LINE_OFFSET into the .debug_line section, attempt to return
|
/* Given LINE_OFFSET into the .debug_line section, attempt to return
|
filename and dirname corresponding to file name table entry with index
|
filename and dirname corresponding to file name table entry with index
|
FILEIDX. Return NULL on failure. */
|
FILEIDX. Return NULL on failure. */
|
|
|
static unsigned char *
|
static unsigned char *
|
get_line_filename_and_dirname (dwarf_vma line_offset, dwarf_vma fileidx,
|
get_line_filename_and_dirname (dwarf_vma line_offset, dwarf_vma fileidx,
|
unsigned char **dir_name)
|
unsigned char **dir_name)
|
{
|
{
|
struct dwarf_section *section = &debug_displays [line].section;
|
struct dwarf_section *section = &debug_displays [line].section;
|
unsigned char *hdrptr, *dirtable, *file_name;
|
unsigned char *hdrptr, *dirtable, *file_name;
|
unsigned int offset_size, initial_length_size;
|
unsigned int offset_size, initial_length_size;
|
unsigned int version, opcode_base, bytes_read;
|
unsigned int version, opcode_base, bytes_read;
|
dwarf_vma length, diridx;
|
dwarf_vma length, diridx;
|
|
|
*dir_name = NULL;
|
*dir_name = NULL;
|
if (section->start == NULL
|
if (section->start == NULL
|
|| line_offset >= section->size
|
|| line_offset >= section->size
|
|| fileidx == 0)
|
|| fileidx == 0)
|
return NULL;
|
return NULL;
|
|
|
hdrptr = section->start + line_offset;
|
hdrptr = section->start + line_offset;
|
length = byte_get (hdrptr, 4);
|
length = byte_get (hdrptr, 4);
|
hdrptr += 4;
|
hdrptr += 4;
|
if (length == 0xffffffff)
|
if (length == 0xffffffff)
|
{
|
{
|
/* This section is 64-bit DWARF 3. */
|
/* This section is 64-bit DWARF 3. */
|
length = byte_get (hdrptr, 8);
|
length = byte_get (hdrptr, 8);
|
hdrptr += 8;
|
hdrptr += 8;
|
offset_size = 8;
|
offset_size = 8;
|
initial_length_size = 12;
|
initial_length_size = 12;
|
}
|
}
|
else
|
else
|
{
|
{
|
offset_size = 4;
|
offset_size = 4;
|
initial_length_size = 4;
|
initial_length_size = 4;
|
}
|
}
|
if (length + initial_length_size > section->size)
|
if (length + initial_length_size > section->size)
|
return NULL;
|
return NULL;
|
version = byte_get (hdrptr, 2);
|
version = byte_get (hdrptr, 2);
|
hdrptr += 2;
|
hdrptr += 2;
|
if (version != 2 && version != 3 && version != 4)
|
if (version != 2 && version != 3 && version != 4)
|
return NULL;
|
return NULL;
|
hdrptr += offset_size + 1;/* Skip prologue_length and min_insn_length. */
|
hdrptr += offset_size + 1;/* Skip prologue_length and min_insn_length. */
|
if (version >= 4)
|
if (version >= 4)
|
hdrptr++; /* Skip max_ops_per_insn. */
|
hdrptr++; /* Skip max_ops_per_insn. */
|
hdrptr += 3; /* Skip default_is_stmt, line_base, line_range. */
|
hdrptr += 3; /* Skip default_is_stmt, line_base, line_range. */
|
opcode_base = byte_get (hdrptr, 1);
|
opcode_base = byte_get (hdrptr, 1);
|
if (opcode_base == 0)
|
if (opcode_base == 0)
|
return NULL;
|
return NULL;
|
hdrptr++;
|
hdrptr++;
|
hdrptr += opcode_base - 1;
|
hdrptr += opcode_base - 1;
|
dirtable = hdrptr;
|
dirtable = hdrptr;
|
/* Skip over dirname table. */
|
/* Skip over dirname table. */
|
while (*hdrptr != '\0')
|
while (*hdrptr != '\0')
|
hdrptr += strlen ((char *) hdrptr) + 1;
|
hdrptr += strlen ((char *) hdrptr) + 1;
|
hdrptr++; /* Skip the NUL at the end of the table. */
|
hdrptr++; /* Skip the NUL at the end of the table. */
|
/* Now skip over preceding filename table entries. */
|
/* Now skip over preceding filename table entries. */
|
for (; *hdrptr != '\0' && fileidx > 1; fileidx--)
|
for (; *hdrptr != '\0' && fileidx > 1; fileidx--)
|
{
|
{
|
hdrptr += strlen ((char *) hdrptr) + 1;
|
hdrptr += strlen ((char *) hdrptr) + 1;
|
read_leb128 (hdrptr, &bytes_read, 0);
|
read_leb128 (hdrptr, &bytes_read, 0);
|
hdrptr += bytes_read;
|
hdrptr += bytes_read;
|
read_leb128 (hdrptr, &bytes_read, 0);
|
read_leb128 (hdrptr, &bytes_read, 0);
|
hdrptr += bytes_read;
|
hdrptr += bytes_read;
|
read_leb128 (hdrptr, &bytes_read, 0);
|
read_leb128 (hdrptr, &bytes_read, 0);
|
hdrptr += bytes_read;
|
hdrptr += bytes_read;
|
}
|
}
|
if (*hdrptr == '\0')
|
if (*hdrptr == '\0')
|
return NULL;
|
return NULL;
|
file_name = hdrptr;
|
file_name = hdrptr;
|
hdrptr += strlen ((char *) hdrptr) + 1;
|
hdrptr += strlen ((char *) hdrptr) + 1;
|
diridx = read_leb128 (hdrptr, &bytes_read, 0);
|
diridx = read_leb128 (hdrptr, &bytes_read, 0);
|
if (diridx == 0)
|
if (diridx == 0)
|
return file_name;
|
return file_name;
|
for (; *dirtable != '\0' && diridx > 1; diridx--)
|
for (; *dirtable != '\0' && diridx > 1; diridx--)
|
dirtable += strlen ((char *) dirtable) + 1;
|
dirtable += strlen ((char *) dirtable) + 1;
|
if (*dirtable == '\0')
|
if (*dirtable == '\0')
|
return NULL;
|
return NULL;
|
*dir_name = dirtable;
|
*dir_name = dirtable;
|
return file_name;
|
return file_name;
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_macro (struct dwarf_section *section,
|
display_debug_macro (struct dwarf_section *section,
|
void *file)
|
void *file)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned char *end = start + section->size;
|
unsigned char *end = start + section->size;
|
unsigned char *curr = start;
|
unsigned char *curr = start;
|
unsigned char *extended_op_buf[256];
|
unsigned char *extended_op_buf[256];
|
unsigned int bytes_read;
|
unsigned int bytes_read;
|
|
|
load_debug_section (str, file);
|
load_debug_section (str, file);
|
load_debug_section (line, file);
|
load_debug_section (line, file);
|
|
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
|
|
while (curr < end)
|
while (curr < end)
|
{
|
{
|
unsigned int lineno, version, flags;
|
unsigned int lineno, version, flags;
|
unsigned int offset_size = 4;
|
unsigned int offset_size = 4;
|
const char *string;
|
const char *string;
|
dwarf_vma line_offset = 0, sec_offset = curr - start, offset;
|
dwarf_vma line_offset = 0, sec_offset = curr - start, offset;
|
unsigned char **extended_ops = NULL;
|
unsigned char **extended_ops = NULL;
|
|
|
version = byte_get (curr, 2);
|
version = byte_get (curr, 2);
|
curr += 2;
|
curr += 2;
|
|
|
if (version != 4)
|
if (version != 4)
|
{
|
{
|
error (_("Only GNU extension to DWARF 4 of %s is currently supported.\n"),
|
error (_("Only GNU extension to DWARF 4 of %s is currently supported.\n"),
|
section->name);
|
section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
flags = byte_get (curr++, 1);
|
flags = byte_get (curr++, 1);
|
if (flags & 1)
|
if (flags & 1)
|
offset_size = 8;
|
offset_size = 8;
|
printf (_(" Offset: 0x%lx\n"),
|
printf (_(" Offset: 0x%lx\n"),
|
(unsigned long) sec_offset);
|
(unsigned long) sec_offset);
|
printf (_(" Version: %d\n"), version);
|
printf (_(" Version: %d\n"), version);
|
printf (_(" Offset size: %d\n"), offset_size);
|
printf (_(" Offset size: %d\n"), offset_size);
|
if (flags & 2)
|
if (flags & 2)
|
{
|
{
|
line_offset = byte_get (curr, offset_size);
|
line_offset = byte_get (curr, offset_size);
|
curr += offset_size;
|
curr += offset_size;
|
printf (_(" Offset into .debug_line: 0x%lx\n"),
|
printf (_(" Offset into .debug_line: 0x%lx\n"),
|
(unsigned long) line_offset);
|
(unsigned long) line_offset);
|
}
|
}
|
if (flags & 4)
|
if (flags & 4)
|
{
|
{
|
unsigned int i, count = byte_get (curr++, 1), op;
|
unsigned int i, count = byte_get (curr++, 1), op;
|
dwarf_vma nargs, n;
|
dwarf_vma nargs, n;
|
memset (extended_op_buf, 0, sizeof (extended_op_buf));
|
memset (extended_op_buf, 0, sizeof (extended_op_buf));
|
extended_ops = extended_op_buf;
|
extended_ops = extended_op_buf;
|
if (count)
|
if (count)
|
{
|
{
|
printf (_(" Extension opcode arguments:\n"));
|
printf (_(" Extension opcode arguments:\n"));
|
for (i = 0; i < count; i++)
|
for (i = 0; i < count; i++)
|
{
|
{
|
op = byte_get (curr++, 1);
|
op = byte_get (curr++, 1);
|
extended_ops[op] = curr;
|
extended_ops[op] = curr;
|
nargs = read_leb128 (curr, &bytes_read, 0);
|
nargs = read_leb128 (curr, &bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
if (nargs == 0)
|
if (nargs == 0)
|
printf (_(" DW_MACRO_GNU_%02x has no arguments\n"), op);
|
printf (_(" DW_MACRO_GNU_%02x has no arguments\n"), op);
|
else
|
else
|
{
|
{
|
printf (_(" DW_MACRO_GNU_%02x arguments: "), op);
|
printf (_(" DW_MACRO_GNU_%02x arguments: "), op);
|
for (n = 0; n < nargs; n++)
|
for (n = 0; n < nargs; n++)
|
{
|
{
|
unsigned int form = byte_get (curr++, 1);
|
unsigned int form = byte_get (curr++, 1);
|
printf ("%s%s", get_FORM_name (form),
|
printf ("%s%s", get_FORM_name (form),
|
n == nargs - 1 ? "\n" : ", ");
|
n == nargs - 1 ? "\n" : ", ");
|
switch (form)
|
switch (form)
|
{
|
{
|
case DW_FORM_data1:
|
case DW_FORM_data1:
|
case DW_FORM_data2:
|
case DW_FORM_data2:
|
case DW_FORM_data4:
|
case DW_FORM_data4:
|
case DW_FORM_data8:
|
case DW_FORM_data8:
|
case DW_FORM_sdata:
|
case DW_FORM_sdata:
|
case DW_FORM_udata:
|
case DW_FORM_udata:
|
case DW_FORM_block:
|
case DW_FORM_block:
|
case DW_FORM_block1:
|
case DW_FORM_block1:
|
case DW_FORM_block2:
|
case DW_FORM_block2:
|
case DW_FORM_block4:
|
case DW_FORM_block4:
|
case DW_FORM_flag:
|
case DW_FORM_flag:
|
case DW_FORM_string:
|
case DW_FORM_string:
|
case DW_FORM_strp:
|
case DW_FORM_strp:
|
case DW_FORM_sec_offset:
|
case DW_FORM_sec_offset:
|
break;
|
break;
|
default:
|
default:
|
error (_("Invalid extension opcode form %s\n"),
|
error (_("Invalid extension opcode form %s\n"),
|
get_FORM_name (form));
|
get_FORM_name (form));
|
return 0;
|
return 0;
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
printf ("\n");
|
printf ("\n");
|
|
|
while (1)
|
while (1)
|
{
|
{
|
unsigned int op;
|
unsigned int op;
|
|
|
if (curr >= end)
|
if (curr >= end)
|
{
|
{
|
error (_(".debug_macro section not zero terminated\n"));
|
error (_(".debug_macro section not zero terminated\n"));
|
return 0;
|
return 0;
|
}
|
}
|
|
|
op = byte_get (curr++, 1);
|
op = byte_get (curr++, 1);
|
if (op == 0)
|
if (op == 0)
|
break;
|
break;
|
|
|
switch (op)
|
switch (op)
|
{
|
{
|
case DW_MACRO_GNU_start_file:
|
case DW_MACRO_GNU_start_file:
|
{
|
{
|
unsigned int filenum;
|
unsigned int filenum;
|
unsigned char *file_name = NULL, *dir_name = NULL;
|
unsigned char *file_name = NULL, *dir_name = NULL;
|
|
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
filenum = read_leb128 (curr, &bytes_read, 0);
|
filenum = read_leb128 (curr, &bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
|
|
if ((flags & 2) == 0)
|
if ((flags & 2) == 0)
|
error (_("DW_MACRO_GNU_start_file used, but no .debug_line offset provided.\n"));
|
error (_("DW_MACRO_GNU_start_file used, but no .debug_line offset provided.\n"));
|
else
|
else
|
file_name
|
file_name
|
= get_line_filename_and_dirname (line_offset, filenum,
|
= get_line_filename_and_dirname (line_offset, filenum,
|
&dir_name);
|
&dir_name);
|
if (file_name == NULL)
|
if (file_name == NULL)
|
printf (_(" DW_MACRO_GNU_start_file - lineno: %d filenum: %d\n"),
|
printf (_(" DW_MACRO_GNU_start_file - lineno: %d filenum: %d\n"),
|
lineno, filenum);
|
lineno, filenum);
|
else
|
else
|
printf (_(" DW_MACRO_GNU_start_file - lineno: %d filenum: %d filename: %s%s%s\n"),
|
printf (_(" DW_MACRO_GNU_start_file - lineno: %d filenum: %d filename: %s%s%s\n"),
|
lineno, filenum,
|
lineno, filenum,
|
dir_name != NULL ? (const char *) dir_name : "",
|
dir_name != NULL ? (const char *) dir_name : "",
|
dir_name != NULL ? "/" : "", file_name);
|
dir_name != NULL ? "/" : "", file_name);
|
}
|
}
|
break;
|
break;
|
|
|
case DW_MACRO_GNU_end_file:
|
case DW_MACRO_GNU_end_file:
|
printf (_(" DW_MACRO_GNU_end_file\n"));
|
printf (_(" DW_MACRO_GNU_end_file\n"));
|
break;
|
break;
|
|
|
case DW_MACRO_GNU_define:
|
case DW_MACRO_GNU_define:
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
string = (char *) curr;
|
string = (char *) curr;
|
curr += strlen (string) + 1;
|
curr += strlen (string) + 1;
|
printf (_(" DW_MACRO_GNU_define - lineno : %d macro : %s\n"),
|
printf (_(" DW_MACRO_GNU_define - lineno : %d macro : %s\n"),
|
lineno, string);
|
lineno, string);
|
break;
|
break;
|
|
|
case DW_MACRO_GNU_undef:
|
case DW_MACRO_GNU_undef:
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
string = (char *) curr;
|
string = (char *) curr;
|
curr += strlen (string) + 1;
|
curr += strlen (string) + 1;
|
printf (_(" DW_MACRO_GNU_undef - lineno : %d macro : %s\n"),
|
printf (_(" DW_MACRO_GNU_undef - lineno : %d macro : %s\n"),
|
lineno, string);
|
lineno, string);
|
break;
|
break;
|
|
|
case DW_MACRO_GNU_define_indirect:
|
case DW_MACRO_GNU_define_indirect:
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
offset = byte_get (curr, offset_size);
|
offset = byte_get (curr, offset_size);
|
curr += offset_size;
|
curr += offset_size;
|
string = fetch_indirect_string (offset);
|
string = fetch_indirect_string (offset);
|
printf (_(" DW_MACRO_GNU_define_indirect - lineno : %d macro : %s\n"),
|
printf (_(" DW_MACRO_GNU_define_indirect - lineno : %d macro : %s\n"),
|
lineno, string);
|
lineno, string);
|
break;
|
break;
|
|
|
case DW_MACRO_GNU_undef_indirect:
|
case DW_MACRO_GNU_undef_indirect:
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
lineno = read_leb128 (curr, &bytes_read, 0);
|
curr += bytes_read;
|
curr += bytes_read;
|
offset = byte_get (curr, offset_size);
|
offset = byte_get (curr, offset_size);
|
curr += offset_size;
|
curr += offset_size;
|
string = fetch_indirect_string (offset);
|
string = fetch_indirect_string (offset);
|
printf (_(" DW_MACRO_GNU_undef_indirect - lineno : %d macro : %s\n"),
|
printf (_(" DW_MACRO_GNU_undef_indirect - lineno : %d macro : %s\n"),
|
lineno, string);
|
lineno, string);
|
break;
|
break;
|
|
|
case DW_MACRO_GNU_transparent_include:
|
case DW_MACRO_GNU_transparent_include:
|
offset = byte_get (curr, offset_size);
|
offset = byte_get (curr, offset_size);
|
curr += offset_size;
|
curr += offset_size;
|
printf (_(" DW_MACRO_GNU_transparent_include - offset : 0x%lx\n"),
|
printf (_(" DW_MACRO_GNU_transparent_include - offset : 0x%lx\n"),
|
(unsigned long) offset);
|
(unsigned long) offset);
|
break;
|
break;
|
|
|
default:
|
default:
|
if (extended_ops == NULL || extended_ops[op] == NULL)
|
if (extended_ops == NULL || extended_ops[op] == NULL)
|
{
|
{
|
error (_(" Unknown macro opcode %02x seen\n"), op);
|
error (_(" Unknown macro opcode %02x seen\n"), op);
|
return 0;
|
return 0;
|
}
|
}
|
else
|
else
|
{
|
{
|
/* Skip over unhandled opcodes. */
|
/* Skip over unhandled opcodes. */
|
dwarf_vma nargs, n;
|
dwarf_vma nargs, n;
|
unsigned char *desc = extended_ops[op];
|
unsigned char *desc = extended_ops[op];
|
nargs = read_leb128 (desc, &bytes_read, 0);
|
nargs = read_leb128 (desc, &bytes_read, 0);
|
desc += bytes_read;
|
desc += bytes_read;
|
if (nargs == 0)
|
if (nargs == 0)
|
{
|
{
|
printf (_(" DW_MACRO_GNU_%02x\n"), op);
|
printf (_(" DW_MACRO_GNU_%02x\n"), op);
|
break;
|
break;
|
}
|
}
|
printf (_(" DW_MACRO_GNU_%02x -"), op);
|
printf (_(" DW_MACRO_GNU_%02x -"), op);
|
for (n = 0; n < nargs; n++)
|
for (n = 0; n < nargs; n++)
|
{
|
{
|
curr
|
curr
|
= read_and_display_attr_value (0, byte_get (desc++, 1),
|
= read_and_display_attr_value (0, byte_get (desc++, 1),
|
curr, 0, 0, offset_size,
|
curr, 0, 0, offset_size,
|
version, NULL, 0, NULL);
|
version, NULL, 0, NULL);
|
if (n != nargs - 1)
|
if (n != nargs - 1)
|
printf (",");
|
printf (",");
|
}
|
}
|
printf ("\n");
|
printf ("\n");
|
}
|
}
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
printf ("\n");
|
printf ("\n");
|
}
|
}
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_abbrev (struct dwarf_section *section,
|
display_debug_abbrev (struct dwarf_section *section,
|
void *file ATTRIBUTE_UNUSED)
|
void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
abbrev_entry *entry;
|
abbrev_entry *entry;
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned char *end = start + section->size;
|
unsigned char *end = start + section->size;
|
|
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
|
|
do
|
do
|
{
|
{
|
free_abbrevs ();
|
free_abbrevs ();
|
|
|
start = process_abbrev_section (start, end);
|
start = process_abbrev_section (start, end);
|
|
|
if (first_abbrev == NULL)
|
if (first_abbrev == NULL)
|
continue;
|
continue;
|
|
|
printf (_(" Number TAG\n"));
|
printf (_(" Number TAG\n"));
|
|
|
for (entry = first_abbrev; entry; entry = entry->next)
|
for (entry = first_abbrev; entry; entry = entry->next)
|
{
|
{
|
abbrev_attr *attr;
|
abbrev_attr *attr;
|
|
|
printf (" %ld %s [%s]\n",
|
printf (" %ld %s [%s]\n",
|
entry->entry,
|
entry->entry,
|
get_TAG_name (entry->tag),
|
get_TAG_name (entry->tag),
|
entry->children ? _("has children") : _("no children"));
|
entry->children ? _("has children") : _("no children"));
|
|
|
for (attr = entry->first_attr; attr; attr = attr->next)
|
for (attr = entry->first_attr; attr; attr = attr->next)
|
printf (" %-18s %s\n",
|
printf (" %-18s %s\n",
|
get_AT_name (attr->attribute),
|
get_AT_name (attr->attribute),
|
get_FORM_name (attr->form));
|
get_FORM_name (attr->form));
|
}
|
}
|
}
|
}
|
while (start);
|
while (start);
|
|
|
printf ("\n");
|
printf ("\n");
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
/* Sort array of indexes in ascending order of loc_offsets[idx]. */
|
/* Sort array of indexes in ascending order of loc_offsets[idx]. */
|
|
|
static dwarf_vma *loc_offsets;
|
static dwarf_vma *loc_offsets;
|
|
|
static int
|
static int
|
loc_offsets_compar (const void *ap, const void *bp)
|
loc_offsets_compar (const void *ap, const void *bp)
|
{
|
{
|
dwarf_vma a = loc_offsets[*(const unsigned int *) ap];
|
dwarf_vma a = loc_offsets[*(const unsigned int *) ap];
|
dwarf_vma b = loc_offsets[*(const unsigned int *) bp];
|
dwarf_vma b = loc_offsets[*(const unsigned int *) bp];
|
|
|
return (a > b) - (b > a);
|
return (a > b) - (b > a);
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_loc (struct dwarf_section *section, void *file)
|
display_debug_loc (struct dwarf_section *section, void *file)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned char *section_end;
|
unsigned char *section_end;
|
unsigned long bytes;
|
unsigned long bytes;
|
unsigned char *section_begin = start;
|
unsigned char *section_begin = start;
|
unsigned int num_loc_list = 0;
|
unsigned int num_loc_list = 0;
|
unsigned long last_offset = 0;
|
unsigned long last_offset = 0;
|
unsigned int first = 0;
|
unsigned int first = 0;
|
unsigned int i;
|
unsigned int i;
|
unsigned int j;
|
unsigned int j;
|
unsigned int k;
|
unsigned int k;
|
int seen_first_offset = 0;
|
int seen_first_offset = 0;
|
int locs_sorted = 1;
|
int locs_sorted = 1;
|
unsigned char *next;
|
unsigned char *next;
|
unsigned int *array = NULL;
|
unsigned int *array = NULL;
|
|
|
bytes = section->size;
|
bytes = section->size;
|
section_end = start + bytes;
|
section_end = start + bytes;
|
|
|
if (bytes == 0)
|
if (bytes == 0)
|
{
|
{
|
printf (_("\nThe %s section is empty.\n"), section->name);
|
printf (_("\nThe %s section is empty.\n"), section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
if (load_debug_info (file) == 0)
|
if (load_debug_info (file) == 0)
|
{
|
{
|
warn (_("Unable to load/parse the .debug_info section, so cannot interpret the %s section.\n"),
|
warn (_("Unable to load/parse the .debug_info section, so cannot interpret the %s section.\n"),
|
section->name);
|
section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Check the order of location list in .debug_info section. If
|
/* Check the order of location list in .debug_info section. If
|
offsets of location lists are in the ascending order, we can
|
offsets of location lists are in the ascending order, we can
|
use `debug_information' directly. */
|
use `debug_information' directly. */
|
for (i = 0; i < num_debug_info_entries; i++)
|
for (i = 0; i < num_debug_info_entries; i++)
|
{
|
{
|
unsigned int num;
|
unsigned int num;
|
|
|
num = debug_information [i].num_loc_offsets;
|
num = debug_information [i].num_loc_offsets;
|
if (num > num_loc_list)
|
if (num > num_loc_list)
|
num_loc_list = num;
|
num_loc_list = num;
|
|
|
/* Check if we can use `debug_information' directly. */
|
/* Check if we can use `debug_information' directly. */
|
if (locs_sorted && num != 0)
|
if (locs_sorted && num != 0)
|
{
|
{
|
if (!seen_first_offset)
|
if (!seen_first_offset)
|
{
|
{
|
/* This is the first location list. */
|
/* This is the first location list. */
|
last_offset = debug_information [i].loc_offsets [0];
|
last_offset = debug_information [i].loc_offsets [0];
|
first = i;
|
first = i;
|
seen_first_offset = 1;
|
seen_first_offset = 1;
|
j = 1;
|
j = 1;
|
}
|
}
|
else
|
else
|
j = 0;
|
j = 0;
|
|
|
for (; j < num; j++)
|
for (; j < num; j++)
|
{
|
{
|
if (last_offset >
|
if (last_offset >
|
debug_information [i].loc_offsets [j])
|
debug_information [i].loc_offsets [j])
|
{
|
{
|
locs_sorted = 0;
|
locs_sorted = 0;
|
break;
|
break;
|
}
|
}
|
last_offset = debug_information [i].loc_offsets [j];
|
last_offset = debug_information [i].loc_offsets [j];
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
if (!seen_first_offset)
|
if (!seen_first_offset)
|
error (_("No location lists in .debug_info section!\n"));
|
error (_("No location lists in .debug_info section!\n"));
|
|
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
if (debug_information [first].num_loc_offsets > 0
|
if (debug_information [first].num_loc_offsets > 0
|
&& debug_information [first].loc_offsets [0] != section->address)
|
&& debug_information [first].loc_offsets [0] != section->address)
|
warn (_("Location lists in %s section start at 0x%s\n"),
|
warn (_("Location lists in %s section start at 0x%s\n"),
|
section->name,
|
section->name,
|
dwarf_vmatoa ("x", debug_information [first].loc_offsets [0]));
|
dwarf_vmatoa ("x", debug_information [first].loc_offsets [0]));
|
|
|
if (!locs_sorted)
|
if (!locs_sorted)
|
array = (unsigned int *) xcmalloc (num_loc_list, sizeof (unsigned int));
|
array = (unsigned int *) xcmalloc (num_loc_list, sizeof (unsigned int));
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_(" Offset Begin End Expression\n"));
|
printf (_(" Offset Begin End Expression\n"));
|
|
|
seen_first_offset = 0;
|
seen_first_offset = 0;
|
for (i = first; i < num_debug_info_entries; i++)
|
for (i = first; i < num_debug_info_entries; i++)
|
{
|
{
|
dwarf_vma begin;
|
dwarf_vma begin;
|
dwarf_vma end;
|
dwarf_vma end;
|
unsigned short length;
|
unsigned short length;
|
unsigned long offset;
|
unsigned long offset;
|
unsigned int pointer_size;
|
unsigned int pointer_size;
|
unsigned int offset_size;
|
unsigned int offset_size;
|
int dwarf_version;
|
int dwarf_version;
|
unsigned long cu_offset;
|
unsigned long cu_offset;
|
unsigned long base_address;
|
unsigned long base_address;
|
int need_frame_base;
|
int need_frame_base;
|
int has_frame_base;
|
int has_frame_base;
|
|
|
pointer_size = debug_information [i].pointer_size;
|
pointer_size = debug_information [i].pointer_size;
|
cu_offset = debug_information [i].cu_offset;
|
cu_offset = debug_information [i].cu_offset;
|
offset_size = debug_information [i].offset_size;
|
offset_size = debug_information [i].offset_size;
|
dwarf_version = debug_information [i].dwarf_version;
|
dwarf_version = debug_information [i].dwarf_version;
|
if (!locs_sorted)
|
if (!locs_sorted)
|
{
|
{
|
for (k = 0; k < debug_information [i].num_loc_offsets; k++)
|
for (k = 0; k < debug_information [i].num_loc_offsets; k++)
|
array[k] = k;
|
array[k] = k;
|
loc_offsets = debug_information [i].loc_offsets;
|
loc_offsets = debug_information [i].loc_offsets;
|
qsort (array, debug_information [i].num_loc_offsets,
|
qsort (array, debug_information [i].num_loc_offsets,
|
sizeof (*array), loc_offsets_compar);
|
sizeof (*array), loc_offsets_compar);
|
}
|
}
|
|
|
for (k = 0; k < debug_information [i].num_loc_offsets; k++)
|
for (k = 0; k < debug_information [i].num_loc_offsets; k++)
|
{
|
{
|
j = locs_sorted ? k : array[k];
|
j = locs_sorted ? k : array[k];
|
if (k
|
if (k
|
&& debug_information [i].loc_offsets [locs_sorted
|
&& debug_information [i].loc_offsets [locs_sorted
|
? k - 1 : array [k - 1]]
|
? k - 1 : array [k - 1]]
|
== debug_information [i].loc_offsets [j])
|
== debug_information [i].loc_offsets [j])
|
continue;
|
continue;
|
has_frame_base = debug_information [i].have_frame_base [j];
|
has_frame_base = debug_information [i].have_frame_base [j];
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
offset = debug_information [i].loc_offsets [j] - section->address;
|
offset = debug_information [i].loc_offsets [j] - section->address;
|
next = section_begin + offset;
|
next = section_begin + offset;
|
base_address = debug_information [i].base_address;
|
base_address = debug_information [i].base_address;
|
|
|
if (!seen_first_offset)
|
if (!seen_first_offset)
|
seen_first_offset = 1;
|
seen_first_offset = 1;
|
else
|
else
|
{
|
{
|
if (start < next)
|
if (start < next)
|
warn (_("There is a hole [0x%lx - 0x%lx] in .debug_loc section.\n"),
|
warn (_("There is a hole [0x%lx - 0x%lx] in .debug_loc section.\n"),
|
(unsigned long) (start - section_begin),
|
(unsigned long) (start - section_begin),
|
(unsigned long) (next - section_begin));
|
(unsigned long) (next - section_begin));
|
else if (start > next)
|
else if (start > next)
|
warn (_("There is an overlap [0x%lx - 0x%lx] in .debug_loc section.\n"),
|
warn (_("There is an overlap [0x%lx - 0x%lx] in .debug_loc section.\n"),
|
(unsigned long) (start - section_begin),
|
(unsigned long) (start - section_begin),
|
(unsigned long) (next - section_begin));
|
(unsigned long) (next - section_begin));
|
}
|
}
|
start = next;
|
start = next;
|
|
|
if (offset >= bytes)
|
if (offset >= bytes)
|
{
|
{
|
warn (_("Offset 0x%lx is bigger than .debug_loc section size.\n"),
|
warn (_("Offset 0x%lx is bigger than .debug_loc section size.\n"),
|
offset);
|
offset);
|
continue;
|
continue;
|
}
|
}
|
|
|
while (1)
|
while (1)
|
{
|
{
|
if (start + 2 * pointer_size > section_end)
|
if (start + 2 * pointer_size > section_end)
|
{
|
{
|
warn (_("Location list starting at offset 0x%lx is not terminated.\n"),
|
warn (_("Location list starting at offset 0x%lx is not terminated.\n"),
|
offset);
|
offset);
|
break;
|
break;
|
}
|
}
|
|
|
/* Note: we use sign extension here in order to be sure that
|
/* Note: we use sign extension here in order to be sure that
|
we can detect the -1 escape value. Sign extension into the
|
we can detect the -1 escape value. Sign extension into the
|
top 32 bits of a 32-bit address will not affect the values
|
top 32 bits of a 32-bit address will not affect the values
|
that we display since we always show hex values, and always
|
that we display since we always show hex values, and always
|
the bottom 32-bits. */
|
the bottom 32-bits. */
|
begin = byte_get_signed (start, pointer_size);
|
begin = byte_get_signed (start, pointer_size);
|
start += pointer_size;
|
start += pointer_size;
|
end = byte_get_signed (start, pointer_size);
|
end = byte_get_signed (start, pointer_size);
|
start += pointer_size;
|
start += pointer_size;
|
|
|
printf (" %8.8lx ", offset);
|
printf (" %8.8lx ", offset);
|
|
|
if (begin == 0 && end == 0)
|
if (begin == 0 && end == 0)
|
{
|
{
|
printf (_("<End of list>\n"));
|
printf (_("<End of list>\n"));
|
break;
|
break;
|
}
|
}
|
|
|
/* Check base address specifiers. */
|
/* Check base address specifiers. */
|
if (begin == (dwarf_vma) -1 && end != (dwarf_vma) -1)
|
if (begin == (dwarf_vma) -1 && end != (dwarf_vma) -1)
|
{
|
{
|
base_address = end;
|
base_address = end;
|
print_dwarf_vma (begin, pointer_size);
|
print_dwarf_vma (begin, pointer_size);
|
print_dwarf_vma (end, pointer_size);
|
print_dwarf_vma (end, pointer_size);
|
printf (_("(base address)\n"));
|
printf (_("(base address)\n"));
|
continue;
|
continue;
|
}
|
}
|
|
|
if (start + 2 > section_end)
|
if (start + 2 > section_end)
|
{
|
{
|
warn (_("Location list starting at offset 0x%lx is not terminated.\n"),
|
warn (_("Location list starting at offset 0x%lx is not terminated.\n"),
|
offset);
|
offset);
|
break;
|
break;
|
}
|
}
|
|
|
length = byte_get (start, 2);
|
length = byte_get (start, 2);
|
start += 2;
|
start += 2;
|
|
|
if (start + length > section_end)
|
if (start + length > section_end)
|
{
|
{
|
warn (_("Location list starting at offset 0x%lx is not terminated.\n"),
|
warn (_("Location list starting at offset 0x%lx is not terminated.\n"),
|
offset);
|
offset);
|
break;
|
break;
|
}
|
}
|
|
|
print_dwarf_vma (begin + base_address, pointer_size);
|
print_dwarf_vma (begin + base_address, pointer_size);
|
print_dwarf_vma (end + base_address, pointer_size);
|
print_dwarf_vma (end + base_address, pointer_size);
|
|
|
putchar ('(');
|
putchar ('(');
|
need_frame_base = decode_location_expression (start,
|
need_frame_base = decode_location_expression (start,
|
pointer_size,
|
pointer_size,
|
offset_size,
|
offset_size,
|
dwarf_version,
|
dwarf_version,
|
length,
|
length,
|
cu_offset, section);
|
cu_offset, section);
|
putchar (')');
|
putchar (')');
|
|
|
if (need_frame_base && !has_frame_base)
|
if (need_frame_base && !has_frame_base)
|
printf (_(" [without DW_AT_frame_base]"));
|
printf (_(" [without DW_AT_frame_base]"));
|
|
|
if (begin == end)
|
if (begin == end)
|
fputs (_(" (start == end)"), stdout);
|
fputs (_(" (start == end)"), stdout);
|
else if (begin > end)
|
else if (begin > end)
|
fputs (_(" (start > end)"), stdout);
|
fputs (_(" (start > end)"), stdout);
|
|
|
putchar ('\n');
|
putchar ('\n');
|
|
|
start += length;
|
start += length;
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
if (start < section_end)
|
if (start < section_end)
|
warn (_("There are %ld unused bytes at the end of section %s\n"),
|
warn (_("There are %ld unused bytes at the end of section %s\n"),
|
(long) (section_end - start), section->name);
|
(long) (section_end - start), section->name);
|
putchar ('\n');
|
putchar ('\n');
|
free (array);
|
free (array);
|
return 1;
|
return 1;
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_str (struct dwarf_section *section,
|
display_debug_str (struct dwarf_section *section,
|
void *file ATTRIBUTE_UNUSED)
|
void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned long bytes = section->size;
|
unsigned long bytes = section->size;
|
dwarf_vma addr = section->address;
|
dwarf_vma addr = section->address;
|
|
|
if (bytes == 0)
|
if (bytes == 0)
|
{
|
{
|
printf (_("\nThe %s section is empty.\n"), section->name);
|
printf (_("\nThe %s section is empty.\n"), section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
|
|
while (bytes)
|
while (bytes)
|
{
|
{
|
int j;
|
int j;
|
int k;
|
int k;
|
int lbytes;
|
int lbytes;
|
|
|
lbytes = (bytes > 16 ? 16 : bytes);
|
lbytes = (bytes > 16 ? 16 : bytes);
|
|
|
printf (" 0x%8.8lx ", (unsigned long) addr);
|
printf (" 0x%8.8lx ", (unsigned long) addr);
|
|
|
for (j = 0; j < 16; j++)
|
for (j = 0; j < 16; j++)
|
{
|
{
|
if (j < lbytes)
|
if (j < lbytes)
|
printf ("%2.2x", start[j]);
|
printf ("%2.2x", start[j]);
|
else
|
else
|
printf (" ");
|
printf (" ");
|
|
|
if ((j & 3) == 3)
|
if ((j & 3) == 3)
|
printf (" ");
|
printf (" ");
|
}
|
}
|
|
|
for (j = 0; j < lbytes; j++)
|
for (j = 0; j < lbytes; j++)
|
{
|
{
|
k = start[j];
|
k = start[j];
|
if (k >= ' ' && k < 0x80)
|
if (k >= ' ' && k < 0x80)
|
printf ("%c", k);
|
printf ("%c", k);
|
else
|
else
|
printf (".");
|
printf (".");
|
}
|
}
|
|
|
putchar ('\n');
|
putchar ('\n');
|
|
|
start += lbytes;
|
start += lbytes;
|
addr += lbytes;
|
addr += lbytes;
|
bytes -= lbytes;
|
bytes -= lbytes;
|
}
|
}
|
|
|
putchar ('\n');
|
putchar ('\n');
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_info (struct dwarf_section *section, void *file)
|
display_debug_info (struct dwarf_section *section, void *file)
|
{
|
{
|
return process_debug_info (section, file, abbrev, 0, 0);
|
return process_debug_info (section, file, abbrev, 0, 0);
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_types (struct dwarf_section *section, void *file)
|
display_debug_types (struct dwarf_section *section, void *file)
|
{
|
{
|
return process_debug_info (section, file, abbrev, 0, 1);
|
return process_debug_info (section, file, abbrev, 0, 1);
|
}
|
}
|
|
|
static int
|
static int
|
display_trace_info (struct dwarf_section *section, void *file)
|
display_trace_info (struct dwarf_section *section, void *file)
|
{
|
{
|
return process_debug_info (section, file, trace_abbrev, 0, 0);
|
return process_debug_info (section, file, trace_abbrev, 0, 0);
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_aranges (struct dwarf_section *section,
|
display_debug_aranges (struct dwarf_section *section,
|
void *file ATTRIBUTE_UNUSED)
|
void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned char *end = start + section->size;
|
unsigned char *end = start + section->size;
|
|
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
|
|
/* It does not matter if this load fails,
|
/* It does not matter if this load fails,
|
we test for that later on. */
|
we test for that later on. */
|
load_debug_info (file);
|
load_debug_info (file);
|
|
|
while (start < end)
|
while (start < end)
|
{
|
{
|
unsigned char *hdrptr;
|
unsigned char *hdrptr;
|
DWARF2_Internal_ARange arange;
|
DWARF2_Internal_ARange arange;
|
unsigned char *addr_ranges;
|
unsigned char *addr_ranges;
|
dwarf_vma length;
|
dwarf_vma length;
|
dwarf_vma address;
|
dwarf_vma address;
|
unsigned char address_size;
|
unsigned char address_size;
|
int excess;
|
int excess;
|
int offset_size;
|
int offset_size;
|
int initial_length_size;
|
int initial_length_size;
|
|
|
hdrptr = start;
|
hdrptr = start;
|
|
|
arange.ar_length = byte_get (hdrptr, 4);
|
arange.ar_length = byte_get (hdrptr, 4);
|
hdrptr += 4;
|
hdrptr += 4;
|
|
|
if (arange.ar_length == 0xffffffff)
|
if (arange.ar_length == 0xffffffff)
|
{
|
{
|
arange.ar_length = byte_get (hdrptr, 8);
|
arange.ar_length = byte_get (hdrptr, 8);
|
hdrptr += 8;
|
hdrptr += 8;
|
offset_size = 8;
|
offset_size = 8;
|
initial_length_size = 12;
|
initial_length_size = 12;
|
}
|
}
|
else
|
else
|
{
|
{
|
offset_size = 4;
|
offset_size = 4;
|
initial_length_size = 4;
|
initial_length_size = 4;
|
}
|
}
|
|
|
arange.ar_version = byte_get (hdrptr, 2);
|
arange.ar_version = byte_get (hdrptr, 2);
|
hdrptr += 2;
|
hdrptr += 2;
|
|
|
arange.ar_info_offset = byte_get (hdrptr, offset_size);
|
arange.ar_info_offset = byte_get (hdrptr, offset_size);
|
hdrptr += offset_size;
|
hdrptr += offset_size;
|
|
|
if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE
|
if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE
|
&& num_debug_info_entries > 0
|
&& num_debug_info_entries > 0
|
&& find_debug_info_for_offset (arange.ar_info_offset) == NULL)
|
&& find_debug_info_for_offset (arange.ar_info_offset) == NULL)
|
warn (_(".debug_info offset of 0x%lx in %s section does not point to a CU header.\n"),
|
warn (_(".debug_info offset of 0x%lx in %s section does not point to a CU header.\n"),
|
(unsigned long) arange.ar_info_offset, section->name);
|
(unsigned long) arange.ar_info_offset, section->name);
|
|
|
arange.ar_pointer_size = byte_get (hdrptr, 1);
|
arange.ar_pointer_size = byte_get (hdrptr, 1);
|
hdrptr += 1;
|
hdrptr += 1;
|
|
|
arange.ar_segment_size = byte_get (hdrptr, 1);
|
arange.ar_segment_size = byte_get (hdrptr, 1);
|
hdrptr += 1;
|
hdrptr += 1;
|
|
|
if (arange.ar_version != 2 && arange.ar_version != 3)
|
if (arange.ar_version != 2 && arange.ar_version != 3)
|
{
|
{
|
warn (_("Only DWARF 2 and 3 aranges are currently supported.\n"));
|
warn (_("Only DWARF 2 and 3 aranges are currently supported.\n"));
|
break;
|
break;
|
}
|
}
|
|
|
printf (_(" Length: %ld\n"),
|
printf (_(" Length: %ld\n"),
|
(long) arange.ar_length);
|
(long) arange.ar_length);
|
printf (_(" Version: %d\n"), arange.ar_version);
|
printf (_(" Version: %d\n"), arange.ar_version);
|
printf (_(" Offset into .debug_info: 0x%lx\n"),
|
printf (_(" Offset into .debug_info: 0x%lx\n"),
|
(unsigned long) arange.ar_info_offset);
|
(unsigned long) arange.ar_info_offset);
|
printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size);
|
printf (_(" Pointer Size: %d\n"), arange.ar_pointer_size);
|
printf (_(" Segment Size: %d\n"), arange.ar_segment_size);
|
printf (_(" Segment Size: %d\n"), arange.ar_segment_size);
|
|
|
address_size = arange.ar_pointer_size + arange.ar_segment_size;
|
address_size = arange.ar_pointer_size + arange.ar_segment_size;
|
|
|
if (address_size == 0)
|
if (address_size == 0)
|
{
|
{
|
error (_("Invalid address size in %s section!\n"),
|
error (_("Invalid address size in %s section!\n"),
|
section->name);
|
section->name);
|
break;
|
break;
|
}
|
}
|
|
|
/* The DWARF spec does not require that the address size be a power
|
/* The DWARF spec does not require that the address size be a power
|
of two, but we do. This will have to change if we ever encounter
|
of two, but we do. This will have to change if we ever encounter
|
an uneven architecture. */
|
an uneven architecture. */
|
if ((address_size & (address_size - 1)) != 0)
|
if ((address_size & (address_size - 1)) != 0)
|
{
|
{
|
warn (_("Pointer size + Segment size is not a power of two.\n"));
|
warn (_("Pointer size + Segment size is not a power of two.\n"));
|
break;
|
break;
|
}
|
}
|
|
|
if (address_size > 4)
|
if (address_size > 4)
|
printf (_("\n Address Length\n"));
|
printf (_("\n Address Length\n"));
|
else
|
else
|
printf (_("\n Address Length\n"));
|
printf (_("\n Address Length\n"));
|
|
|
addr_ranges = hdrptr;
|
addr_ranges = hdrptr;
|
|
|
/* Must pad to an alignment boundary that is twice the address size. */
|
/* Must pad to an alignment boundary that is twice the address size. */
|
excess = (hdrptr - start) % (2 * address_size);
|
excess = (hdrptr - start) % (2 * address_size);
|
if (excess)
|
if (excess)
|
addr_ranges += (2 * address_size) - excess;
|
addr_ranges += (2 * address_size) - excess;
|
|
|
start += arange.ar_length + initial_length_size;
|
start += arange.ar_length + initial_length_size;
|
|
|
while (addr_ranges + 2 * address_size <= start)
|
while (addr_ranges + 2 * address_size <= start)
|
{
|
{
|
address = byte_get (addr_ranges, address_size);
|
address = byte_get (addr_ranges, address_size);
|
|
|
addr_ranges += address_size;
|
addr_ranges += address_size;
|
|
|
length = byte_get (addr_ranges, address_size);
|
length = byte_get (addr_ranges, address_size);
|
|
|
addr_ranges += address_size;
|
addr_ranges += address_size;
|
|
|
printf (" ");
|
printf (" ");
|
print_dwarf_vma (address, address_size);
|
print_dwarf_vma (address, address_size);
|
print_dwarf_vma (length, address_size);
|
print_dwarf_vma (length, address_size);
|
putchar ('\n');
|
putchar ('\n');
|
}
|
}
|
}
|
}
|
|
|
printf ("\n");
|
printf ("\n");
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
/* Each debug_information[x].range_lists[y] gets this representation for
|
/* Each debug_information[x].range_lists[y] gets this representation for
|
sorting purposes. */
|
sorting purposes. */
|
|
|
struct range_entry
|
struct range_entry
|
{
|
{
|
/* The debug_information[x].range_lists[y] value. */
|
/* The debug_information[x].range_lists[y] value. */
|
unsigned long ranges_offset;
|
unsigned long ranges_offset;
|
|
|
/* Original debug_information to find parameters of the data. */
|
/* Original debug_information to find parameters of the data. */
|
debug_info *debug_info_p;
|
debug_info *debug_info_p;
|
};
|
};
|
|
|
/* Sort struct range_entry in ascending order of its RANGES_OFFSET. */
|
/* Sort struct range_entry in ascending order of its RANGES_OFFSET. */
|
|
|
static int
|
static int
|
range_entry_compar (const void *ap, const void *bp)
|
range_entry_compar (const void *ap, const void *bp)
|
{
|
{
|
const struct range_entry *a_re = (const struct range_entry *) ap;
|
const struct range_entry *a_re = (const struct range_entry *) ap;
|
const struct range_entry *b_re = (const struct range_entry *) bp;
|
const struct range_entry *b_re = (const struct range_entry *) bp;
|
const unsigned long a = a_re->ranges_offset;
|
const unsigned long a = a_re->ranges_offset;
|
const unsigned long b = b_re->ranges_offset;
|
const unsigned long b = b_re->ranges_offset;
|
|
|
return (a > b) - (b > a);
|
return (a > b) - (b > a);
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_ranges (struct dwarf_section *section,
|
display_debug_ranges (struct dwarf_section *section,
|
void *file ATTRIBUTE_UNUSED)
|
void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned long bytes;
|
unsigned long bytes;
|
unsigned char *section_begin = start;
|
unsigned char *section_begin = start;
|
unsigned int num_range_list, i;
|
unsigned int num_range_list, i;
|
struct range_entry *range_entries, *range_entry_fill;
|
struct range_entry *range_entries, *range_entry_fill;
|
|
|
bytes = section->size;
|
bytes = section->size;
|
|
|
if (bytes == 0)
|
if (bytes == 0)
|
{
|
{
|
printf (_("\nThe %s section is empty.\n"), section->name);
|
printf (_("\nThe %s section is empty.\n"), section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
if (load_debug_info (file) == 0)
|
if (load_debug_info (file) == 0)
|
{
|
{
|
warn (_("Unable to load/parse the .debug_info section, so cannot interpret the %s section.\n"),
|
warn (_("Unable to load/parse the .debug_info section, so cannot interpret the %s section.\n"),
|
section->name);
|
section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
num_range_list = 0;
|
num_range_list = 0;
|
for (i = 0; i < num_debug_info_entries; i++)
|
for (i = 0; i < num_debug_info_entries; i++)
|
num_range_list += debug_information [i].num_range_lists;
|
num_range_list += debug_information [i].num_range_lists;
|
|
|
if (num_range_list == 0)
|
if (num_range_list == 0)
|
error (_("No range lists in .debug_info section!\n"));
|
error (_("No range lists in .debug_info section!\n"));
|
|
|
range_entries = (struct range_entry *)
|
range_entries = (struct range_entry *)
|
xmalloc (sizeof (*range_entries) * num_range_list);
|
xmalloc (sizeof (*range_entries) * num_range_list);
|
range_entry_fill = range_entries;
|
range_entry_fill = range_entries;
|
|
|
for (i = 0; i < num_debug_info_entries; i++)
|
for (i = 0; i < num_debug_info_entries; i++)
|
{
|
{
|
debug_info *debug_info_p = &debug_information[i];
|
debug_info *debug_info_p = &debug_information[i];
|
unsigned int j;
|
unsigned int j;
|
|
|
for (j = 0; j < debug_info_p->num_range_lists; j++)
|
for (j = 0; j < debug_info_p->num_range_lists; j++)
|
{
|
{
|
range_entry_fill->ranges_offset = debug_info_p->range_lists[j];
|
range_entry_fill->ranges_offset = debug_info_p->range_lists[j];
|
range_entry_fill->debug_info_p = debug_info_p;
|
range_entry_fill->debug_info_p = debug_info_p;
|
range_entry_fill++;
|
range_entry_fill++;
|
}
|
}
|
}
|
}
|
|
|
qsort (range_entries, num_range_list, sizeof (*range_entries),
|
qsort (range_entries, num_range_list, sizeof (*range_entries),
|
range_entry_compar);
|
range_entry_compar);
|
|
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
if (range_entries[0].ranges_offset != section->address)
|
if (range_entries[0].ranges_offset != section->address)
|
warn (_("Range lists in %s section start at 0x%lx\n"),
|
warn (_("Range lists in %s section start at 0x%lx\n"),
|
section->name, range_entries[0].ranges_offset);
|
section->name, range_entries[0].ranges_offset);
|
|
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_("Contents of the %s section:\n\n"), section->name);
|
printf (_(" Offset Begin End\n"));
|
printf (_(" Offset Begin End\n"));
|
|
|
for (i = 0; i < num_range_list; i++)
|
for (i = 0; i < num_range_list; i++)
|
{
|
{
|
struct range_entry *range_entry = &range_entries[i];
|
struct range_entry *range_entry = &range_entries[i];
|
debug_info *debug_info_p = range_entry->debug_info_p;
|
debug_info *debug_info_p = range_entry->debug_info_p;
|
unsigned int pointer_size;
|
unsigned int pointer_size;
|
unsigned long offset;
|
unsigned long offset;
|
unsigned char *next;
|
unsigned char *next;
|
unsigned long base_address;
|
unsigned long base_address;
|
|
|
pointer_size = debug_info_p->pointer_size;
|
pointer_size = debug_info_p->pointer_size;
|
|
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
/* DWARF sections under Mach-O have non-zero addresses. */
|
offset = range_entry->ranges_offset - section->address;
|
offset = range_entry->ranges_offset - section->address;
|
next = section_begin + offset;
|
next = section_begin + offset;
|
base_address = debug_info_p->base_address;
|
base_address = debug_info_p->base_address;
|
|
|
if (i > 0)
|
if (i > 0)
|
{
|
{
|
if (start < next)
|
if (start < next)
|
warn (_("There is a hole [0x%lx - 0x%lx] in %s section.\n"),
|
warn (_("There is a hole [0x%lx - 0x%lx] in %s section.\n"),
|
(unsigned long) (start - section_begin),
|
(unsigned long) (start - section_begin),
|
(unsigned long) (next - section_begin), section->name);
|
(unsigned long) (next - section_begin), section->name);
|
else if (start > next)
|
else if (start > next)
|
warn (_("There is an overlap [0x%lx - 0x%lx] in %s section.\n"),
|
warn (_("There is an overlap [0x%lx - 0x%lx] in %s section.\n"),
|
(unsigned long) (start - section_begin),
|
(unsigned long) (start - section_begin),
|
(unsigned long) (next - section_begin), section->name);
|
(unsigned long) (next - section_begin), section->name);
|
}
|
}
|
start = next;
|
start = next;
|
|
|
while (1)
|
while (1)
|
{
|
{
|
dwarf_vma begin;
|
dwarf_vma begin;
|
dwarf_vma end;
|
dwarf_vma end;
|
|
|
/* Note: we use sign extension here in order to be sure that
|
/* Note: we use sign extension here in order to be sure that
|
we can detect the -1 escape value. Sign extension into the
|
we can detect the -1 escape value. Sign extension into the
|
top 32 bits of a 32-bit address will not affect the values
|
top 32 bits of a 32-bit address will not affect the values
|
that we display since we always show hex values, and always
|
that we display since we always show hex values, and always
|
the bottom 32-bits. */
|
the bottom 32-bits. */
|
begin = byte_get_signed (start, pointer_size);
|
begin = byte_get_signed (start, pointer_size);
|
start += pointer_size;
|
start += pointer_size;
|
end = byte_get_signed (start, pointer_size);
|
end = byte_get_signed (start, pointer_size);
|
start += pointer_size;
|
start += pointer_size;
|
|
|
printf (" %8.8lx ", offset);
|
printf (" %8.8lx ", offset);
|
|
|
if (begin == 0 && end == 0)
|
if (begin == 0 && end == 0)
|
{
|
{
|
printf (_("<End of list>\n"));
|
printf (_("<End of list>\n"));
|
break;
|
break;
|
}
|
}
|
|
|
/* Check base address specifiers. */
|
/* Check base address specifiers. */
|
if (begin == (dwarf_vma) -1 && end != (dwarf_vma) -1)
|
if (begin == (dwarf_vma) -1 && end != (dwarf_vma) -1)
|
{
|
{
|
base_address = end;
|
base_address = end;
|
print_dwarf_vma (begin, pointer_size);
|
print_dwarf_vma (begin, pointer_size);
|
print_dwarf_vma (end, pointer_size);
|
print_dwarf_vma (end, pointer_size);
|
printf ("(base address)\n");
|
printf ("(base address)\n");
|
continue;
|
continue;
|
}
|
}
|
|
|
print_dwarf_vma (begin + base_address, pointer_size);
|
print_dwarf_vma (begin + base_address, pointer_size);
|
print_dwarf_vma (end + base_address, pointer_size);
|
print_dwarf_vma (end + base_address, pointer_size);
|
|
|
if (begin == end)
|
if (begin == end)
|
fputs (_("(start == end)"), stdout);
|
fputs (_("(start == end)"), stdout);
|
else if (begin > end)
|
else if (begin > end)
|
fputs (_("(start > end)"), stdout);
|
fputs (_("(start > end)"), stdout);
|
|
|
putchar ('\n');
|
putchar ('\n');
|
}
|
}
|
}
|
}
|
putchar ('\n');
|
putchar ('\n');
|
|
|
free (range_entries);
|
free (range_entries);
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
typedef struct Frame_Chunk
|
typedef struct Frame_Chunk
|
{
|
{
|
struct Frame_Chunk *next;
|
struct Frame_Chunk *next;
|
unsigned char *chunk_start;
|
unsigned char *chunk_start;
|
int ncols;
|
int ncols;
|
/* DW_CFA_{undefined,same_value,offset,register,unreferenced} */
|
/* DW_CFA_{undefined,same_value,offset,register,unreferenced} */
|
short int *col_type;
|
short int *col_type;
|
int *col_offset;
|
int *col_offset;
|
char *augmentation;
|
char *augmentation;
|
unsigned int code_factor;
|
unsigned int code_factor;
|
int data_factor;
|
int data_factor;
|
unsigned long pc_begin;
|
unsigned long pc_begin;
|
unsigned long pc_range;
|
unsigned long pc_range;
|
int cfa_reg;
|
int cfa_reg;
|
int cfa_offset;
|
int cfa_offset;
|
int ra;
|
int ra;
|
unsigned char fde_encoding;
|
unsigned char fde_encoding;
|
unsigned char cfa_exp;
|
unsigned char cfa_exp;
|
unsigned char ptr_size;
|
unsigned char ptr_size;
|
unsigned char segment_size;
|
unsigned char segment_size;
|
}
|
}
|
Frame_Chunk;
|
Frame_Chunk;
|
|
|
static const char *const *dwarf_regnames;
|
static const char *const *dwarf_regnames;
|
static unsigned int dwarf_regnames_count;
|
static unsigned int dwarf_regnames_count;
|
|
|
/* A marker for a col_type that means this column was never referenced
|
/* A marker for a col_type that means this column was never referenced
|
in the frame info. */
|
in the frame info. */
|
#define DW_CFA_unreferenced (-1)
|
#define DW_CFA_unreferenced (-1)
|
|
|
/* Return 0 if not more space is needed, 1 if more space is needed,
|
/* Return 0 if not more space is needed, 1 if more space is needed,
|
-1 for invalid reg. */
|
-1 for invalid reg. */
|
|
|
static int
|
static int
|
frame_need_space (Frame_Chunk *fc, unsigned int reg)
|
frame_need_space (Frame_Chunk *fc, unsigned int reg)
|
{
|
{
|
int prev = fc->ncols;
|
int prev = fc->ncols;
|
|
|
if (reg < (unsigned int) fc->ncols)
|
if (reg < (unsigned int) fc->ncols)
|
return 0;
|
return 0;
|
|
|
if (dwarf_regnames_count
|
if (dwarf_regnames_count
|
&& reg > dwarf_regnames_count)
|
&& reg > dwarf_regnames_count)
|
return -1;
|
return -1;
|
|
|
fc->ncols = reg + 1;
|
fc->ncols = reg + 1;
|
fc->col_type = (short int *) xcrealloc (fc->col_type, fc->ncols,
|
fc->col_type = (short int *) xcrealloc (fc->col_type, fc->ncols,
|
sizeof (short int));
|
sizeof (short int));
|
fc->col_offset = (int *) xcrealloc (fc->col_offset, fc->ncols, sizeof (int));
|
fc->col_offset = (int *) xcrealloc (fc->col_offset, fc->ncols, sizeof (int));
|
|
|
while (prev < fc->ncols)
|
while (prev < fc->ncols)
|
{
|
{
|
fc->col_type[prev] = DW_CFA_unreferenced;
|
fc->col_type[prev] = DW_CFA_unreferenced;
|
fc->col_offset[prev] = 0;
|
fc->col_offset[prev] = 0;
|
prev++;
|
prev++;
|
}
|
}
|
return 1;
|
return 1;
|
}
|
}
|
|
|
static const char *const dwarf_regnames_i386[] =
|
static const char *const dwarf_regnames_i386[] =
|
{
|
{
|
"eax", "ecx", "edx", "ebx",
|
"eax", "ecx", "edx", "ebx",
|
"esp", "ebp", "esi", "edi",
|
"esp", "ebp", "esi", "edi",
|
"eip", "eflags", NULL,
|
"eip", "eflags", NULL,
|
"st0", "st1", "st2", "st3",
|
"st0", "st1", "st2", "st3",
|
"st4", "st5", "st6", "st7",
|
"st4", "st5", "st6", "st7",
|
NULL, NULL,
|
NULL, NULL,
|
"xmm0", "xmm1", "xmm2", "xmm3",
|
"xmm0", "xmm1", "xmm2", "xmm3",
|
"xmm4", "xmm5", "xmm6", "xmm7",
|
"xmm4", "xmm5", "xmm6", "xmm7",
|
"mm0", "mm1", "mm2", "mm3",
|
"mm0", "mm1", "mm2", "mm3",
|
"mm4", "mm5", "mm6", "mm7",
|
"mm4", "mm5", "mm6", "mm7",
|
"fcw", "fsw", "mxcsr",
|
"fcw", "fsw", "mxcsr",
|
"es", "cs", "ss", "ds", "fs", "gs", NULL, NULL,
|
"es", "cs", "ss", "ds", "fs", "gs", NULL, NULL,
|
"tr", "ldtr"
|
"tr", "ldtr"
|
};
|
};
|
|
|
void
|
void
|
init_dwarf_regnames_i386 (void)
|
init_dwarf_regnames_i386 (void)
|
{
|
{
|
dwarf_regnames = dwarf_regnames_i386;
|
dwarf_regnames = dwarf_regnames_i386;
|
dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_i386);
|
dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_i386);
|
}
|
}
|
|
|
static const char *const dwarf_regnames_x86_64[] =
|
static const char *const dwarf_regnames_x86_64[] =
|
{
|
{
|
"rax", "rdx", "rcx", "rbx",
|
"rax", "rdx", "rcx", "rbx",
|
"rsi", "rdi", "rbp", "rsp",
|
"rsi", "rdi", "rbp", "rsp",
|
"r8", "r9", "r10", "r11",
|
"r8", "r9", "r10", "r11",
|
"r12", "r13", "r14", "r15",
|
"r12", "r13", "r14", "r15",
|
"rip",
|
"rip",
|
"xmm0", "xmm1", "xmm2", "xmm3",
|
"xmm0", "xmm1", "xmm2", "xmm3",
|
"xmm4", "xmm5", "xmm6", "xmm7",
|
"xmm4", "xmm5", "xmm6", "xmm7",
|
"xmm8", "xmm9", "xmm10", "xmm11",
|
"xmm8", "xmm9", "xmm10", "xmm11",
|
"xmm12", "xmm13", "xmm14", "xmm15",
|
"xmm12", "xmm13", "xmm14", "xmm15",
|
"st0", "st1", "st2", "st3",
|
"st0", "st1", "st2", "st3",
|
"st4", "st5", "st6", "st7",
|
"st4", "st5", "st6", "st7",
|
"mm0", "mm1", "mm2", "mm3",
|
"mm0", "mm1", "mm2", "mm3",
|
"mm4", "mm5", "mm6", "mm7",
|
"mm4", "mm5", "mm6", "mm7",
|
"rflags",
|
"rflags",
|
"es", "cs", "ss", "ds", "fs", "gs", NULL, NULL,
|
"es", "cs", "ss", "ds", "fs", "gs", NULL, NULL,
|
"fs.base", "gs.base", NULL, NULL,
|
"fs.base", "gs.base", NULL, NULL,
|
"tr", "ldtr",
|
"tr", "ldtr",
|
"mxcsr", "fcw", "fsw"
|
"mxcsr", "fcw", "fsw"
|
};
|
};
|
|
|
void
|
void
|
init_dwarf_regnames_x86_64 (void)
|
init_dwarf_regnames_x86_64 (void)
|
{
|
{
|
dwarf_regnames = dwarf_regnames_x86_64;
|
dwarf_regnames = dwarf_regnames_x86_64;
|
dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_x86_64);
|
dwarf_regnames_count = ARRAY_SIZE (dwarf_regnames_x86_64);
|
}
|
}
|
|
|
void
|
void
|
init_dwarf_regnames (unsigned int e_machine)
|
init_dwarf_regnames (unsigned int e_machine)
|
{
|
{
|
switch (e_machine)
|
switch (e_machine)
|
{
|
{
|
case EM_386:
|
case EM_386:
|
case EM_486:
|
case EM_486:
|
init_dwarf_regnames_i386 ();
|
init_dwarf_regnames_i386 ();
|
break;
|
break;
|
|
|
case EM_X86_64:
|
case EM_X86_64:
|
case EM_L1OM:
|
case EM_L1OM:
|
case EM_K1OM:
|
case EM_K1OM:
|
init_dwarf_regnames_x86_64 ();
|
init_dwarf_regnames_x86_64 ();
|
break;
|
break;
|
|
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
static const char *
|
static const char *
|
regname (unsigned int regno, int row)
|
regname (unsigned int regno, int row)
|
{
|
{
|
static char reg[64];
|
static char reg[64];
|
if (dwarf_regnames
|
if (dwarf_regnames
|
&& regno < dwarf_regnames_count
|
&& regno < dwarf_regnames_count
|
&& dwarf_regnames [regno] != NULL)
|
&& dwarf_regnames [regno] != NULL)
|
{
|
{
|
if (row)
|
if (row)
|
return dwarf_regnames [regno];
|
return dwarf_regnames [regno];
|
snprintf (reg, sizeof (reg), "r%d (%s)", regno,
|
snprintf (reg, sizeof (reg), "r%d (%s)", regno,
|
dwarf_regnames [regno]);
|
dwarf_regnames [regno]);
|
}
|
}
|
else
|
else
|
snprintf (reg, sizeof (reg), "r%d", regno);
|
snprintf (reg, sizeof (reg), "r%d", regno);
|
return reg;
|
return reg;
|
}
|
}
|
|
|
static void
|
static void
|
frame_display_row (Frame_Chunk *fc, int *need_col_headers, int *max_regs)
|
frame_display_row (Frame_Chunk *fc, int *need_col_headers, int *max_regs)
|
{
|
{
|
int r;
|
int r;
|
char tmp[100];
|
char tmp[100];
|
|
|
if (*max_regs < fc->ncols)
|
if (*max_regs < fc->ncols)
|
*max_regs = fc->ncols;
|
*max_regs = fc->ncols;
|
|
|
if (*need_col_headers)
|
if (*need_col_headers)
|
{
|
{
|
static const char *sloc = " LOC";
|
static const char *sloc = " LOC";
|
|
|
*need_col_headers = 0;
|
*need_col_headers = 0;
|
|
|
printf ("%-*s CFA ", eh_addr_size * 2, sloc);
|
printf ("%-*s CFA ", eh_addr_size * 2, sloc);
|
|
|
for (r = 0; r < *max_regs; r++)
|
for (r = 0; r < *max_regs; r++)
|
if (fc->col_type[r] != DW_CFA_unreferenced)
|
if (fc->col_type[r] != DW_CFA_unreferenced)
|
{
|
{
|
if (r == fc->ra)
|
if (r == fc->ra)
|
printf ("ra ");
|
printf ("ra ");
|
else
|
else
|
printf ("%-5s ", regname (r, 1));
|
printf ("%-5s ", regname (r, 1));
|
}
|
}
|
|
|
printf ("\n");
|
printf ("\n");
|
}
|
}
|
|
|
printf ("%0*lx ", eh_addr_size * 2, fc->pc_begin);
|
printf ("%0*lx ", eh_addr_size * 2, fc->pc_begin);
|
if (fc->cfa_exp)
|
if (fc->cfa_exp)
|
strcpy (tmp, "exp");
|
strcpy (tmp, "exp");
|
else
|
else
|
sprintf (tmp, "%s%+d", regname (fc->cfa_reg, 1), fc->cfa_offset);
|
sprintf (tmp, "%s%+d", regname (fc->cfa_reg, 1), fc->cfa_offset);
|
printf ("%-8s ", tmp);
|
printf ("%-8s ", tmp);
|
|
|
for (r = 0; r < fc->ncols; r++)
|
for (r = 0; r < fc->ncols; r++)
|
{
|
{
|
if (fc->col_type[r] != DW_CFA_unreferenced)
|
if (fc->col_type[r] != DW_CFA_unreferenced)
|
{
|
{
|
switch (fc->col_type[r])
|
switch (fc->col_type[r])
|
{
|
{
|
case DW_CFA_undefined:
|
case DW_CFA_undefined:
|
strcpy (tmp, "u");
|
strcpy (tmp, "u");
|
break;
|
break;
|
case DW_CFA_same_value:
|
case DW_CFA_same_value:
|
strcpy (tmp, "s");
|
strcpy (tmp, "s");
|
break;
|
break;
|
case DW_CFA_offset:
|
case DW_CFA_offset:
|
sprintf (tmp, "c%+d", fc->col_offset[r]);
|
sprintf (tmp, "c%+d", fc->col_offset[r]);
|
break;
|
break;
|
case DW_CFA_val_offset:
|
case DW_CFA_val_offset:
|
sprintf (tmp, "v%+d", fc->col_offset[r]);
|
sprintf (tmp, "v%+d", fc->col_offset[r]);
|
break;
|
break;
|
case DW_CFA_register:
|
case DW_CFA_register:
|
sprintf (tmp, "%s", regname (fc->col_offset[r], 0));
|
sprintf (tmp, "%s", regname (fc->col_offset[r], 0));
|
break;
|
break;
|
case DW_CFA_expression:
|
case DW_CFA_expression:
|
strcpy (tmp, "exp");
|
strcpy (tmp, "exp");
|
break;
|
break;
|
case DW_CFA_val_expression:
|
case DW_CFA_val_expression:
|
strcpy (tmp, "vexp");
|
strcpy (tmp, "vexp");
|
break;
|
break;
|
default:
|
default:
|
strcpy (tmp, "n/a");
|
strcpy (tmp, "n/a");
|
break;
|
break;
|
}
|
}
|
printf ("%-5s ", tmp);
|
printf ("%-5s ", tmp);
|
}
|
}
|
}
|
}
|
printf ("\n");
|
printf ("\n");
|
}
|
}
|
|
|
#define GET(N) byte_get (start, N); start += N
|
#define GET(N) byte_get (start, N); start += N
|
#define LEB() read_leb128 (start, & length_return, 0); start += length_return
|
#define LEB() read_leb128 (start, & length_return, 0); start += length_return
|
#define SLEB() read_sleb128 (start, & length_return); start += length_return
|
#define SLEB() read_sleb128 (start, & length_return); start += length_return
|
|
|
static int
|
static int
|
display_debug_frames (struct dwarf_section *section,
|
display_debug_frames (struct dwarf_section *section,
|
void *file ATTRIBUTE_UNUSED)
|
void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
unsigned char *end = start + section->size;
|
unsigned char *end = start + section->size;
|
unsigned char *section_start = start;
|
unsigned char *section_start = start;
|
Frame_Chunk *chunks = 0;
|
Frame_Chunk *chunks = 0;
|
Frame_Chunk *remembered_state = 0;
|
Frame_Chunk *remembered_state = 0;
|
Frame_Chunk *rs;
|
Frame_Chunk *rs;
|
int is_eh = strcmp (section->name, ".eh_frame") == 0;
|
int is_eh = strcmp (section->name, ".eh_frame") == 0;
|
unsigned int length_return;
|
unsigned int length_return;
|
int max_regs = 0;
|
int max_regs = 0;
|
const char *bad_reg = _("bad register: ");
|
const char *bad_reg = _("bad register: ");
|
int saved_eh_addr_size = eh_addr_size;
|
int saved_eh_addr_size = eh_addr_size;
|
|
|
printf (_("Contents of the %s section:\n"), section->name);
|
printf (_("Contents of the %s section:\n"), section->name);
|
|
|
while (start < end)
|
while (start < end)
|
{
|
{
|
unsigned char *saved_start;
|
unsigned char *saved_start;
|
unsigned char *block_end;
|
unsigned char *block_end;
|
unsigned long length;
|
unsigned long length;
|
unsigned long cie_id;
|
unsigned long cie_id;
|
Frame_Chunk *fc;
|
Frame_Chunk *fc;
|
Frame_Chunk *cie;
|
Frame_Chunk *cie;
|
int need_col_headers = 1;
|
int need_col_headers = 1;
|
unsigned char *augmentation_data = NULL;
|
unsigned char *augmentation_data = NULL;
|
unsigned long augmentation_data_len = 0;
|
unsigned long augmentation_data_len = 0;
|
int encoded_ptr_size = saved_eh_addr_size;
|
int encoded_ptr_size = saved_eh_addr_size;
|
int offset_size;
|
int offset_size;
|
int initial_length_size;
|
int initial_length_size;
|
|
|
saved_start = start;
|
saved_start = start;
|
length = byte_get (start, 4); start += 4;
|
length = byte_get (start, 4); start += 4;
|
|
|
if (length == 0)
|
if (length == 0)
|
{
|
{
|
printf ("\n%08lx ZERO terminator\n\n",
|
printf ("\n%08lx ZERO terminator\n\n",
|
(unsigned long)(saved_start - section_start));
|
(unsigned long)(saved_start - section_start));
|
continue;
|
continue;
|
}
|
}
|
|
|
if (length == 0xffffffff)
|
if (length == 0xffffffff)
|
{
|
{
|
length = byte_get (start, 8);
|
length = byte_get (start, 8);
|
start += 8;
|
start += 8;
|
offset_size = 8;
|
offset_size = 8;
|
initial_length_size = 12;
|
initial_length_size = 12;
|
}
|
}
|
else
|
else
|
{
|
{
|
offset_size = 4;
|
offset_size = 4;
|
initial_length_size = 4;
|
initial_length_size = 4;
|
}
|
}
|
|
|
block_end = saved_start + length + initial_length_size;
|
block_end = saved_start + length + initial_length_size;
|
if (block_end > end)
|
if (block_end > end)
|
{
|
{
|
warn ("Invalid length %#08lx in FDE at %#08lx\n",
|
warn ("Invalid length %#08lx in FDE at %#08lx\n",
|
length, (unsigned long)(saved_start - section_start));
|
length, (unsigned long)(saved_start - section_start));
|
block_end = end;
|
block_end = end;
|
}
|
}
|
cie_id = byte_get (start, offset_size); start += offset_size;
|
cie_id = byte_get (start, offset_size); start += offset_size;
|
|
|
if (is_eh ? (cie_id == 0) : (cie_id == DW_CIE_ID))
|
if (is_eh ? (cie_id == 0) : (cie_id == DW_CIE_ID))
|
{
|
{
|
int version;
|
int version;
|
|
|
fc = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk));
|
fc = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk));
|
memset (fc, 0, sizeof (Frame_Chunk));
|
memset (fc, 0, sizeof (Frame_Chunk));
|
|
|
fc->next = chunks;
|
fc->next = chunks;
|
chunks = fc;
|
chunks = fc;
|
fc->chunk_start = saved_start;
|
fc->chunk_start = saved_start;
|
fc->ncols = 0;
|
fc->ncols = 0;
|
fc->col_type = (short int *) xmalloc (sizeof (short int));
|
fc->col_type = (short int *) xmalloc (sizeof (short int));
|
fc->col_offset = (int *) xmalloc (sizeof (int));
|
fc->col_offset = (int *) xmalloc (sizeof (int));
|
frame_need_space (fc, max_regs - 1);
|
frame_need_space (fc, max_regs - 1);
|
|
|
version = *start++;
|
version = *start++;
|
|
|
fc->augmentation = (char *) start;
|
fc->augmentation = (char *) start;
|
start = (unsigned char *) strchr ((char *) start, '\0') + 1;
|
start = (unsigned char *) strchr ((char *) start, '\0') + 1;
|
|
|
if (strcmp (fc->augmentation, "eh") == 0)
|
if (strcmp (fc->augmentation, "eh") == 0)
|
start += eh_addr_size;
|
start += eh_addr_size;
|
|
|
if (version >= 4)
|
if (version >= 4)
|
{
|
{
|
fc->ptr_size = GET (1);
|
fc->ptr_size = GET (1);
|
fc->segment_size = GET (1);
|
fc->segment_size = GET (1);
|
eh_addr_size = fc->ptr_size;
|
eh_addr_size = fc->ptr_size;
|
}
|
}
|
else
|
else
|
{
|
{
|
fc->ptr_size = eh_addr_size;
|
fc->ptr_size = eh_addr_size;
|
fc->segment_size = 0;
|
fc->segment_size = 0;
|
}
|
}
|
fc->code_factor = LEB ();
|
fc->code_factor = LEB ();
|
fc->data_factor = SLEB ();
|
fc->data_factor = SLEB ();
|
if (version == 1)
|
if (version == 1)
|
{
|
{
|
fc->ra = GET (1);
|
fc->ra = GET (1);
|
}
|
}
|
else
|
else
|
{
|
{
|
fc->ra = LEB ();
|
fc->ra = LEB ();
|
}
|
}
|
|
|
if (fc->augmentation[0] == 'z')
|
if (fc->augmentation[0] == 'z')
|
{
|
{
|
augmentation_data_len = LEB ();
|
augmentation_data_len = LEB ();
|
augmentation_data = start;
|
augmentation_data = start;
|
start += augmentation_data_len;
|
start += augmentation_data_len;
|
}
|
}
|
cie = fc;
|
cie = fc;
|
|
|
if (do_debug_frames_interp)
|
if (do_debug_frames_interp)
|
printf ("\n%08lx %08lx %08lx CIE \"%s\" cf=%d df=%d ra=%d\n",
|
printf ("\n%08lx %08lx %08lx CIE \"%s\" cf=%d df=%d ra=%d\n",
|
(unsigned long)(saved_start - section_start), length, cie_id,
|
(unsigned long)(saved_start - section_start), length, cie_id,
|
fc->augmentation, fc->code_factor, fc->data_factor,
|
fc->augmentation, fc->code_factor, fc->data_factor,
|
fc->ra);
|
fc->ra);
|
else
|
else
|
{
|
{
|
printf ("\n%08lx %08lx %08lx CIE\n",
|
printf ("\n%08lx %08lx %08lx CIE\n",
|
(unsigned long)(saved_start - section_start), length, cie_id);
|
(unsigned long)(saved_start - section_start), length, cie_id);
|
printf (" Version: %d\n", version);
|
printf (" Version: %d\n", version);
|
printf (" Augmentation: \"%s\"\n", fc->augmentation);
|
printf (" Augmentation: \"%s\"\n", fc->augmentation);
|
if (version >= 4)
|
if (version >= 4)
|
{
|
{
|
printf (" Pointer Size: %u\n", fc->ptr_size);
|
printf (" Pointer Size: %u\n", fc->ptr_size);
|
printf (" Segment Size: %u\n", fc->segment_size);
|
printf (" Segment Size: %u\n", fc->segment_size);
|
}
|
}
|
printf (" Code alignment factor: %u\n", fc->code_factor);
|
printf (" Code alignment factor: %u\n", fc->code_factor);
|
printf (" Data alignment factor: %d\n", fc->data_factor);
|
printf (" Data alignment factor: %d\n", fc->data_factor);
|
printf (" Return address column: %d\n", fc->ra);
|
printf (" Return address column: %d\n", fc->ra);
|
|
|
if (augmentation_data_len)
|
if (augmentation_data_len)
|
{
|
{
|
unsigned long i;
|
unsigned long i;
|
printf (" Augmentation data: ");
|
printf (" Augmentation data: ");
|
for (i = 0; i < augmentation_data_len; ++i)
|
for (i = 0; i < augmentation_data_len; ++i)
|
printf (" %02x", augmentation_data[i]);
|
printf (" %02x", augmentation_data[i]);
|
putchar ('\n');
|
putchar ('\n');
|
}
|
}
|
putchar ('\n');
|
putchar ('\n');
|
}
|
}
|
|
|
if (augmentation_data_len)
|
if (augmentation_data_len)
|
{
|
{
|
unsigned char *p, *q;
|
unsigned char *p, *q;
|
p = (unsigned char *) fc->augmentation + 1;
|
p = (unsigned char *) fc->augmentation + 1;
|
q = augmentation_data;
|
q = augmentation_data;
|
|
|
while (1)
|
while (1)
|
{
|
{
|
if (*p == 'L')
|
if (*p == 'L')
|
q++;
|
q++;
|
else if (*p == 'P')
|
else if (*p == 'P')
|
q += 1 + size_of_encoded_value (*q);
|
q += 1 + size_of_encoded_value (*q);
|
else if (*p == 'R')
|
else if (*p == 'R')
|
fc->fde_encoding = *q++;
|
fc->fde_encoding = *q++;
|
else if (*p == 'S')
|
else if (*p == 'S')
|
;
|
;
|
else
|
else
|
break;
|
break;
|
p++;
|
p++;
|
}
|
}
|
|
|
if (fc->fde_encoding)
|
if (fc->fde_encoding)
|
encoded_ptr_size = size_of_encoded_value (fc->fde_encoding);
|
encoded_ptr_size = size_of_encoded_value (fc->fde_encoding);
|
}
|
}
|
|
|
frame_need_space (fc, fc->ra);
|
frame_need_space (fc, fc->ra);
|
}
|
}
|
else
|
else
|
{
|
{
|
unsigned char *look_for;
|
unsigned char *look_for;
|
static Frame_Chunk fde_fc;
|
static Frame_Chunk fde_fc;
|
unsigned long segment_selector;
|
unsigned long segment_selector;
|
|
|
fc = & fde_fc;
|
fc = & fde_fc;
|
memset (fc, 0, sizeof (Frame_Chunk));
|
memset (fc, 0, sizeof (Frame_Chunk));
|
|
|
look_for = is_eh ? start - 4 - cie_id : section_start + cie_id;
|
look_for = is_eh ? start - 4 - cie_id : section_start + cie_id;
|
|
|
for (cie = chunks; cie ; cie = cie->next)
|
for (cie = chunks; cie ; cie = cie->next)
|
if (cie->chunk_start == look_for)
|
if (cie->chunk_start == look_for)
|
break;
|
break;
|
|
|
if (!cie)
|
if (!cie)
|
{
|
{
|
warn ("Invalid CIE pointer %#08lx in FDE at %#08lx\n",
|
warn ("Invalid CIE pointer %#08lx in FDE at %#08lx\n",
|
cie_id, (unsigned long)(saved_start - section_start));
|
cie_id, (unsigned long)(saved_start - section_start));
|
fc->ncols = 0;
|
fc->ncols = 0;
|
fc->col_type = (short int *) xmalloc (sizeof (short int));
|
fc->col_type = (short int *) xmalloc (sizeof (short int));
|
fc->col_offset = (int *) xmalloc (sizeof (int));
|
fc->col_offset = (int *) xmalloc (sizeof (int));
|
frame_need_space (fc, max_regs - 1);
|
frame_need_space (fc, max_regs - 1);
|
cie = fc;
|
cie = fc;
|
fc->augmentation = "";
|
fc->augmentation = "";
|
fc->fde_encoding = 0;
|
fc->fde_encoding = 0;
|
fc->ptr_size = eh_addr_size;
|
fc->ptr_size = eh_addr_size;
|
fc->segment_size = 0;
|
fc->segment_size = 0;
|
}
|
}
|
else
|
else
|
{
|
{
|
fc->ncols = cie->ncols;
|
fc->ncols = cie->ncols;
|
fc->col_type = (short int *) xcmalloc (fc->ncols, sizeof (short int));
|
fc->col_type = (short int *) xcmalloc (fc->ncols, sizeof (short int));
|
fc->col_offset = (int *) xcmalloc (fc->ncols, sizeof (int));
|
fc->col_offset = (int *) xcmalloc (fc->ncols, sizeof (int));
|
memcpy (fc->col_type, cie->col_type, fc->ncols * sizeof (short int));
|
memcpy (fc->col_type, cie->col_type, fc->ncols * sizeof (short int));
|
memcpy (fc->col_offset, cie->col_offset, fc->ncols * sizeof (int));
|
memcpy (fc->col_offset, cie->col_offset, fc->ncols * sizeof (int));
|
fc->augmentation = cie->augmentation;
|
fc->augmentation = cie->augmentation;
|
fc->ptr_size = cie->ptr_size;
|
fc->ptr_size = cie->ptr_size;
|
eh_addr_size = cie->ptr_size;
|
eh_addr_size = cie->ptr_size;
|
fc->segment_size = cie->segment_size;
|
fc->segment_size = cie->segment_size;
|
fc->code_factor = cie->code_factor;
|
fc->code_factor = cie->code_factor;
|
fc->data_factor = cie->data_factor;
|
fc->data_factor = cie->data_factor;
|
fc->cfa_reg = cie->cfa_reg;
|
fc->cfa_reg = cie->cfa_reg;
|
fc->cfa_offset = cie->cfa_offset;
|
fc->cfa_offset = cie->cfa_offset;
|
fc->ra = cie->ra;
|
fc->ra = cie->ra;
|
frame_need_space (fc, max_regs - 1);
|
frame_need_space (fc, max_regs - 1);
|
fc->fde_encoding = cie->fde_encoding;
|
fc->fde_encoding = cie->fde_encoding;
|
}
|
}
|
|
|
if (fc->fde_encoding)
|
if (fc->fde_encoding)
|
encoded_ptr_size = size_of_encoded_value (fc->fde_encoding);
|
encoded_ptr_size = size_of_encoded_value (fc->fde_encoding);
|
|
|
segment_selector = 0;
|
segment_selector = 0;
|
if (fc->segment_size)
|
if (fc->segment_size)
|
{
|
{
|
segment_selector = byte_get (start, fc->segment_size);
|
segment_selector = byte_get (start, fc->segment_size);
|
start += fc->segment_size;
|
start += fc->segment_size;
|
}
|
}
|
fc->pc_begin = get_encoded_value (start, fc->fde_encoding, section);
|
fc->pc_begin = get_encoded_value (start, fc->fde_encoding, section);
|
start += encoded_ptr_size;
|
start += encoded_ptr_size;
|
fc->pc_range = byte_get (start, encoded_ptr_size);
|
fc->pc_range = byte_get (start, encoded_ptr_size);
|
start += encoded_ptr_size;
|
start += encoded_ptr_size;
|
|
|
if (cie->augmentation[0] == 'z')
|
if (cie->augmentation[0] == 'z')
|
{
|
{
|
augmentation_data_len = LEB ();
|
augmentation_data_len = LEB ();
|
augmentation_data = start;
|
augmentation_data = start;
|
start += augmentation_data_len;
|
start += augmentation_data_len;
|
}
|
}
|
|
|
printf ("\n%08lx %08lx %08lx FDE cie=%08lx pc=",
|
printf ("\n%08lx %08lx %08lx FDE cie=%08lx pc=",
|
(unsigned long)(saved_start - section_start), length, cie_id,
|
(unsigned long)(saved_start - section_start), length, cie_id,
|
(unsigned long)(cie->chunk_start - section_start));
|
(unsigned long)(cie->chunk_start - section_start));
|
if (fc->segment_size)
|
if (fc->segment_size)
|
printf ("%04lx:", segment_selector);
|
printf ("%04lx:", segment_selector);
|
printf ("%08lx..%08lx\n", fc->pc_begin, fc->pc_begin + fc->pc_range);
|
printf ("%08lx..%08lx\n", fc->pc_begin, fc->pc_begin + fc->pc_range);
|
if (! do_debug_frames_interp && augmentation_data_len)
|
if (! do_debug_frames_interp && augmentation_data_len)
|
{
|
{
|
unsigned long i;
|
unsigned long i;
|
|
|
printf (" Augmentation data: ");
|
printf (" Augmentation data: ");
|
for (i = 0; i < augmentation_data_len; ++i)
|
for (i = 0; i < augmentation_data_len; ++i)
|
printf (" %02x", augmentation_data[i]);
|
printf (" %02x", augmentation_data[i]);
|
putchar ('\n');
|
putchar ('\n');
|
putchar ('\n');
|
putchar ('\n');
|
}
|
}
|
}
|
}
|
|
|
/* At this point, fc is the current chunk, cie (if any) is set, and
|
/* At this point, fc is the current chunk, cie (if any) is set, and
|
we're about to interpret instructions for the chunk. */
|
we're about to interpret instructions for the chunk. */
|
/* ??? At present we need to do this always, since this sizes the
|
/* ??? At present we need to do this always, since this sizes the
|
fc->col_type and fc->col_offset arrays, which we write into always.
|
fc->col_type and fc->col_offset arrays, which we write into always.
|
We should probably split the interpreted and non-interpreted bits
|
We should probably split the interpreted and non-interpreted bits
|
into two different routines, since there's so much that doesn't
|
into two different routines, since there's so much that doesn't
|
really overlap between them. */
|
really overlap between them. */
|
if (1 || do_debug_frames_interp)
|
if (1 || do_debug_frames_interp)
|
{
|
{
|
/* Start by making a pass over the chunk, allocating storage
|
/* Start by making a pass over the chunk, allocating storage
|
and taking note of what registers are used. */
|
and taking note of what registers are used. */
|
unsigned char *tmp = start;
|
unsigned char *tmp = start;
|
|
|
while (start < block_end)
|
while (start < block_end)
|
{
|
{
|
unsigned op, opa;
|
unsigned op, opa;
|
unsigned long reg, temp;
|
unsigned long reg, temp;
|
|
|
op = *start++;
|
op = *start++;
|
opa = op & 0x3f;
|
opa = op & 0x3f;
|
if (op & 0xc0)
|
if (op & 0xc0)
|
op &= 0xc0;
|
op &= 0xc0;
|
|
|
/* Warning: if you add any more cases to this switch, be
|
/* Warning: if you add any more cases to this switch, be
|
sure to add them to the corresponding switch below. */
|
sure to add them to the corresponding switch below. */
|
switch (op)
|
switch (op)
|
{
|
{
|
case DW_CFA_advance_loc:
|
case DW_CFA_advance_loc:
|
break;
|
break;
|
case DW_CFA_offset:
|
case DW_CFA_offset:
|
LEB ();
|
LEB ();
|
if (frame_need_space (fc, opa) >= 0)
|
if (frame_need_space (fc, opa) >= 0)
|
fc->col_type[opa] = DW_CFA_undefined;
|
fc->col_type[opa] = DW_CFA_undefined;
|
break;
|
break;
|
case DW_CFA_restore:
|
case DW_CFA_restore:
|
if (frame_need_space (fc, opa) >= 0)
|
if (frame_need_space (fc, opa) >= 0)
|
fc->col_type[opa] = DW_CFA_undefined;
|
fc->col_type[opa] = DW_CFA_undefined;
|
break;
|
break;
|
case DW_CFA_set_loc:
|
case DW_CFA_set_loc:
|
start += encoded_ptr_size;
|
start += encoded_ptr_size;
|
break;
|
break;
|
case DW_CFA_advance_loc1:
|
case DW_CFA_advance_loc1:
|
start += 1;
|
start += 1;
|
break;
|
break;
|
case DW_CFA_advance_loc2:
|
case DW_CFA_advance_loc2:
|
start += 2;
|
start += 2;
|
break;
|
break;
|
case DW_CFA_advance_loc4:
|
case DW_CFA_advance_loc4:
|
start += 4;
|
start += 4;
|
break;
|
break;
|
case DW_CFA_offset_extended:
|
case DW_CFA_offset_extended:
|
case DW_CFA_val_offset:
|
case DW_CFA_val_offset:
|
reg = LEB (); LEB ();
|
reg = LEB (); LEB ();
|
if (frame_need_space (fc, reg) >= 0)
|
if (frame_need_space (fc, reg) >= 0)
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_type[reg] = DW_CFA_undefined;
|
break;
|
break;
|
case DW_CFA_restore_extended:
|
case DW_CFA_restore_extended:
|
reg = LEB ();
|
reg = LEB ();
|
frame_need_space (fc, reg);
|
frame_need_space (fc, reg);
|
if (frame_need_space (fc, reg) >= 0)
|
if (frame_need_space (fc, reg) >= 0)
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_type[reg] = DW_CFA_undefined;
|
break;
|
break;
|
case DW_CFA_undefined:
|
case DW_CFA_undefined:
|
reg = LEB ();
|
reg = LEB ();
|
if (frame_need_space (fc, reg) >= 0)
|
if (frame_need_space (fc, reg) >= 0)
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_type[reg] = DW_CFA_undefined;
|
break;
|
break;
|
case DW_CFA_same_value:
|
case DW_CFA_same_value:
|
reg = LEB ();
|
reg = LEB ();
|
if (frame_need_space (fc, reg) >= 0)
|
if (frame_need_space (fc, reg) >= 0)
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_type[reg] = DW_CFA_undefined;
|
break;
|
break;
|
case DW_CFA_register:
|
case DW_CFA_register:
|
reg = LEB (); LEB ();
|
reg = LEB (); LEB ();
|
if (frame_need_space (fc, reg) >= 0)
|
if (frame_need_space (fc, reg) >= 0)
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_type[reg] = DW_CFA_undefined;
|
break;
|
break;
|
case DW_CFA_def_cfa:
|
case DW_CFA_def_cfa:
|
LEB (); LEB ();
|
LEB (); LEB ();
|
break;
|
break;
|
case DW_CFA_def_cfa_register:
|
case DW_CFA_def_cfa_register:
|
LEB ();
|
LEB ();
|
break;
|
break;
|
case DW_CFA_def_cfa_offset:
|
case DW_CFA_def_cfa_offset:
|
LEB ();
|
LEB ();
|
break;
|
break;
|
case DW_CFA_def_cfa_expression:
|
case DW_CFA_def_cfa_expression:
|
temp = LEB ();
|
temp = LEB ();
|
start += temp;
|
start += temp;
|
break;
|
break;
|
case DW_CFA_expression:
|
case DW_CFA_expression:
|
case DW_CFA_val_expression:
|
case DW_CFA_val_expression:
|
reg = LEB ();
|
reg = LEB ();
|
temp = LEB ();
|
temp = LEB ();
|
start += temp;
|
start += temp;
|
if (frame_need_space (fc, reg) >= 0)
|
if (frame_need_space (fc, reg) >= 0)
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_type[reg] = DW_CFA_undefined;
|
break;
|
break;
|
case DW_CFA_offset_extended_sf:
|
case DW_CFA_offset_extended_sf:
|
case DW_CFA_val_offset_sf:
|
case DW_CFA_val_offset_sf:
|
reg = LEB (); SLEB ();
|
reg = LEB (); SLEB ();
|
if (frame_need_space (fc, reg) >= 0)
|
if (frame_need_space (fc, reg) >= 0)
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_type[reg] = DW_CFA_undefined;
|
break;
|
break;
|
case DW_CFA_def_cfa_sf:
|
case DW_CFA_def_cfa_sf:
|
LEB (); SLEB ();
|
LEB (); SLEB ();
|
break;
|
break;
|
case DW_CFA_def_cfa_offset_sf:
|
case DW_CFA_def_cfa_offset_sf:
|
SLEB ();
|
SLEB ();
|
break;
|
break;
|
case DW_CFA_MIPS_advance_loc8:
|
case DW_CFA_MIPS_advance_loc8:
|
start += 8;
|
start += 8;
|
break;
|
break;
|
case DW_CFA_GNU_args_size:
|
case DW_CFA_GNU_args_size:
|
LEB ();
|
LEB ();
|
break;
|
break;
|
case DW_CFA_GNU_negative_offset_extended:
|
case DW_CFA_GNU_negative_offset_extended:
|
reg = LEB (); LEB ();
|
reg = LEB (); LEB ();
|
if (frame_need_space (fc, reg) >= 0)
|
if (frame_need_space (fc, reg) >= 0)
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_type[reg] = DW_CFA_undefined;
|
break;
|
break;
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
}
|
}
|
start = tmp;
|
start = tmp;
|
}
|
}
|
|
|
/* Now we know what registers are used, make a second pass over
|
/* Now we know what registers are used, make a second pass over
|
the chunk, this time actually printing out the info. */
|
the chunk, this time actually printing out the info. */
|
|
|
while (start < block_end)
|
while (start < block_end)
|
{
|
{
|
unsigned op, opa;
|
unsigned op, opa;
|
unsigned long ul, reg, roffs;
|
unsigned long ul, reg, roffs;
|
long l, ofs;
|
long l, ofs;
|
dwarf_vma vma;
|
dwarf_vma vma;
|
const char *reg_prefix = "";
|
const char *reg_prefix = "";
|
|
|
op = *start++;
|
op = *start++;
|
opa = op & 0x3f;
|
opa = op & 0x3f;
|
if (op & 0xc0)
|
if (op & 0xc0)
|
op &= 0xc0;
|
op &= 0xc0;
|
|
|
/* Warning: if you add any more cases to this switch, be
|
/* Warning: if you add any more cases to this switch, be
|
sure to add them to the corresponding switch above. */
|
sure to add them to the corresponding switch above. */
|
switch (op)
|
switch (op)
|
{
|
{
|
case DW_CFA_advance_loc:
|
case DW_CFA_advance_loc:
|
if (do_debug_frames_interp)
|
if (do_debug_frames_interp)
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
else
|
else
|
printf (" DW_CFA_advance_loc: %d to %08lx\n",
|
printf (" DW_CFA_advance_loc: %d to %08lx\n",
|
opa * fc->code_factor,
|
opa * fc->code_factor,
|
fc->pc_begin + opa * fc->code_factor);
|
fc->pc_begin + opa * fc->code_factor);
|
fc->pc_begin += opa * fc->code_factor;
|
fc->pc_begin += opa * fc->code_factor;
|
break;
|
break;
|
|
|
case DW_CFA_offset:
|
case DW_CFA_offset:
|
roffs = LEB ();
|
roffs = LEB ();
|
if (opa >= (unsigned int) fc->ncols)
|
if (opa >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_offset: %s%s at cfa%+ld\n",
|
printf (" DW_CFA_offset: %s%s at cfa%+ld\n",
|
reg_prefix, regname (opa, 0),
|
reg_prefix, regname (opa, 0),
|
roffs * fc->data_factor);
|
roffs * fc->data_factor);
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[opa] = DW_CFA_offset;
|
fc->col_type[opa] = DW_CFA_offset;
|
fc->col_offset[opa] = roffs * fc->data_factor;
|
fc->col_offset[opa] = roffs * fc->data_factor;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_restore:
|
case DW_CFA_restore:
|
if (opa >= (unsigned int) cie->ncols
|
if (opa >= (unsigned int) cie->ncols
|
|| opa >= (unsigned int) fc->ncols)
|
|| opa >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_restore: %s%s\n",
|
printf (" DW_CFA_restore: %s%s\n",
|
reg_prefix, regname (opa, 0));
|
reg_prefix, regname (opa, 0));
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[opa] = cie->col_type[opa];
|
fc->col_type[opa] = cie->col_type[opa];
|
fc->col_offset[opa] = cie->col_offset[opa];
|
fc->col_offset[opa] = cie->col_offset[opa];
|
if (do_debug_frames_interp
|
if (do_debug_frames_interp
|
&& fc->col_type[opa] == DW_CFA_unreferenced)
|
&& fc->col_type[opa] == DW_CFA_unreferenced)
|
fc->col_type[opa] = DW_CFA_undefined;
|
fc->col_type[opa] = DW_CFA_undefined;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_set_loc:
|
case DW_CFA_set_loc:
|
vma = get_encoded_value (start, fc->fde_encoding, section);
|
vma = get_encoded_value (start, fc->fde_encoding, section);
|
start += encoded_ptr_size;
|
start += encoded_ptr_size;
|
if (do_debug_frames_interp)
|
if (do_debug_frames_interp)
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
else
|
else
|
printf (" DW_CFA_set_loc: %08lx\n", (unsigned long)vma);
|
printf (" DW_CFA_set_loc: %08lx\n", (unsigned long)vma);
|
fc->pc_begin = vma;
|
fc->pc_begin = vma;
|
break;
|
break;
|
|
|
case DW_CFA_advance_loc1:
|
case DW_CFA_advance_loc1:
|
ofs = byte_get (start, 1); start += 1;
|
ofs = byte_get (start, 1); start += 1;
|
if (do_debug_frames_interp)
|
if (do_debug_frames_interp)
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
else
|
else
|
printf (" DW_CFA_advance_loc1: %ld to %08lx\n",
|
printf (" DW_CFA_advance_loc1: %ld to %08lx\n",
|
ofs * fc->code_factor,
|
ofs * fc->code_factor,
|
fc->pc_begin + ofs * fc->code_factor);
|
fc->pc_begin + ofs * fc->code_factor);
|
fc->pc_begin += ofs * fc->code_factor;
|
fc->pc_begin += ofs * fc->code_factor;
|
break;
|
break;
|
|
|
case DW_CFA_advance_loc2:
|
case DW_CFA_advance_loc2:
|
ofs = byte_get (start, 2); start += 2;
|
ofs = byte_get (start, 2); start += 2;
|
if (do_debug_frames_interp)
|
if (do_debug_frames_interp)
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
else
|
else
|
printf (" DW_CFA_advance_loc2: %ld to %08lx\n",
|
printf (" DW_CFA_advance_loc2: %ld to %08lx\n",
|
ofs * fc->code_factor,
|
ofs * fc->code_factor,
|
fc->pc_begin + ofs * fc->code_factor);
|
fc->pc_begin + ofs * fc->code_factor);
|
fc->pc_begin += ofs * fc->code_factor;
|
fc->pc_begin += ofs * fc->code_factor;
|
break;
|
break;
|
|
|
case DW_CFA_advance_loc4:
|
case DW_CFA_advance_loc4:
|
ofs = byte_get (start, 4); start += 4;
|
ofs = byte_get (start, 4); start += 4;
|
if (do_debug_frames_interp)
|
if (do_debug_frames_interp)
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
else
|
else
|
printf (" DW_CFA_advance_loc4: %ld to %08lx\n",
|
printf (" DW_CFA_advance_loc4: %ld to %08lx\n",
|
ofs * fc->code_factor,
|
ofs * fc->code_factor,
|
fc->pc_begin + ofs * fc->code_factor);
|
fc->pc_begin + ofs * fc->code_factor);
|
fc->pc_begin += ofs * fc->code_factor;
|
fc->pc_begin += ofs * fc->code_factor;
|
break;
|
break;
|
|
|
case DW_CFA_offset_extended:
|
case DW_CFA_offset_extended:
|
reg = LEB ();
|
reg = LEB ();
|
roffs = LEB ();
|
roffs = LEB ();
|
if (reg >= (unsigned int) fc->ncols)
|
if (reg >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_offset_extended: %s%s at cfa%+ld\n",
|
printf (" DW_CFA_offset_extended: %s%s at cfa%+ld\n",
|
reg_prefix, regname (reg, 0),
|
reg_prefix, regname (reg, 0),
|
roffs * fc->data_factor);
|
roffs * fc->data_factor);
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[reg] = DW_CFA_offset;
|
fc->col_type[reg] = DW_CFA_offset;
|
fc->col_offset[reg] = roffs * fc->data_factor;
|
fc->col_offset[reg] = roffs * fc->data_factor;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_val_offset:
|
case DW_CFA_val_offset:
|
reg = LEB ();
|
reg = LEB ();
|
roffs = LEB ();
|
roffs = LEB ();
|
if (reg >= (unsigned int) fc->ncols)
|
if (reg >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_val_offset: %s%s at cfa%+ld\n",
|
printf (" DW_CFA_val_offset: %s%s at cfa%+ld\n",
|
reg_prefix, regname (reg, 0),
|
reg_prefix, regname (reg, 0),
|
roffs * fc->data_factor);
|
roffs * fc->data_factor);
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[reg] = DW_CFA_val_offset;
|
fc->col_type[reg] = DW_CFA_val_offset;
|
fc->col_offset[reg] = roffs * fc->data_factor;
|
fc->col_offset[reg] = roffs * fc->data_factor;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_restore_extended:
|
case DW_CFA_restore_extended:
|
reg = LEB ();
|
reg = LEB ();
|
if (reg >= (unsigned int) cie->ncols
|
if (reg >= (unsigned int) cie->ncols
|
|| reg >= (unsigned int) fc->ncols)
|
|| reg >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_restore_extended: %s%s\n",
|
printf (" DW_CFA_restore_extended: %s%s\n",
|
reg_prefix, regname (reg, 0));
|
reg_prefix, regname (reg, 0));
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[reg] = cie->col_type[reg];
|
fc->col_type[reg] = cie->col_type[reg];
|
fc->col_offset[reg] = cie->col_offset[reg];
|
fc->col_offset[reg] = cie->col_offset[reg];
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_undefined:
|
case DW_CFA_undefined:
|
reg = LEB ();
|
reg = LEB ();
|
if (reg >= (unsigned int) fc->ncols)
|
if (reg >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_undefined: %s%s\n",
|
printf (" DW_CFA_undefined: %s%s\n",
|
reg_prefix, regname (reg, 0));
|
reg_prefix, regname (reg, 0));
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_type[reg] = DW_CFA_undefined;
|
fc->col_offset[reg] = 0;
|
fc->col_offset[reg] = 0;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_same_value:
|
case DW_CFA_same_value:
|
reg = LEB ();
|
reg = LEB ();
|
if (reg >= (unsigned int) fc->ncols)
|
if (reg >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_same_value: %s%s\n",
|
printf (" DW_CFA_same_value: %s%s\n",
|
reg_prefix, regname (reg, 0));
|
reg_prefix, regname (reg, 0));
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[reg] = DW_CFA_same_value;
|
fc->col_type[reg] = DW_CFA_same_value;
|
fc->col_offset[reg] = 0;
|
fc->col_offset[reg] = 0;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_register:
|
case DW_CFA_register:
|
reg = LEB ();
|
reg = LEB ();
|
roffs = LEB ();
|
roffs = LEB ();
|
if (reg >= (unsigned int) fc->ncols)
|
if (reg >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
{
|
{
|
printf (" DW_CFA_register: %s%s in ",
|
printf (" DW_CFA_register: %s%s in ",
|
reg_prefix, regname (reg, 0));
|
reg_prefix, regname (reg, 0));
|
puts (regname (roffs, 0));
|
puts (regname (roffs, 0));
|
}
|
}
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[reg] = DW_CFA_register;
|
fc->col_type[reg] = DW_CFA_register;
|
fc->col_offset[reg] = roffs;
|
fc->col_offset[reg] = roffs;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_remember_state:
|
case DW_CFA_remember_state:
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_remember_state\n");
|
printf (" DW_CFA_remember_state\n");
|
rs = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk));
|
rs = (Frame_Chunk *) xmalloc (sizeof (Frame_Chunk));
|
rs->ncols = fc->ncols;
|
rs->ncols = fc->ncols;
|
rs->col_type = (short int *) xcmalloc (rs->ncols,
|
rs->col_type = (short int *) xcmalloc (rs->ncols,
|
sizeof (short int));
|
sizeof (short int));
|
rs->col_offset = (int *) xcmalloc (rs->ncols, sizeof (int));
|
rs->col_offset = (int *) xcmalloc (rs->ncols, sizeof (int));
|
memcpy (rs->col_type, fc->col_type, rs->ncols);
|
memcpy (rs->col_type, fc->col_type, rs->ncols);
|
memcpy (rs->col_offset, fc->col_offset, rs->ncols * sizeof (int));
|
memcpy (rs->col_offset, fc->col_offset, rs->ncols * sizeof (int));
|
rs->next = remembered_state;
|
rs->next = remembered_state;
|
remembered_state = rs;
|
remembered_state = rs;
|
break;
|
break;
|
|
|
case DW_CFA_restore_state:
|
case DW_CFA_restore_state:
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_restore_state\n");
|
printf (" DW_CFA_restore_state\n");
|
rs = remembered_state;
|
rs = remembered_state;
|
if (rs)
|
if (rs)
|
{
|
{
|
remembered_state = rs->next;
|
remembered_state = rs->next;
|
frame_need_space (fc, rs->ncols - 1);
|
frame_need_space (fc, rs->ncols - 1);
|
memcpy (fc->col_type, rs->col_type, rs->ncols);
|
memcpy (fc->col_type, rs->col_type, rs->ncols);
|
memcpy (fc->col_offset, rs->col_offset,
|
memcpy (fc->col_offset, rs->col_offset,
|
rs->ncols * sizeof (int));
|
rs->ncols * sizeof (int));
|
free (rs->col_type);
|
free (rs->col_type);
|
free (rs->col_offset);
|
free (rs->col_offset);
|
free (rs);
|
free (rs);
|
}
|
}
|
else if (do_debug_frames_interp)
|
else if (do_debug_frames_interp)
|
printf ("Mismatched DW_CFA_restore_state\n");
|
printf ("Mismatched DW_CFA_restore_state\n");
|
break;
|
break;
|
|
|
case DW_CFA_def_cfa:
|
case DW_CFA_def_cfa:
|
fc->cfa_reg = LEB ();
|
fc->cfa_reg = LEB ();
|
fc->cfa_offset = LEB ();
|
fc->cfa_offset = LEB ();
|
fc->cfa_exp = 0;
|
fc->cfa_exp = 0;
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_def_cfa: %s ofs %d\n",
|
printf (" DW_CFA_def_cfa: %s ofs %d\n",
|
regname (fc->cfa_reg, 0), fc->cfa_offset);
|
regname (fc->cfa_reg, 0), fc->cfa_offset);
|
break;
|
break;
|
|
|
case DW_CFA_def_cfa_register:
|
case DW_CFA_def_cfa_register:
|
fc->cfa_reg = LEB ();
|
fc->cfa_reg = LEB ();
|
fc->cfa_exp = 0;
|
fc->cfa_exp = 0;
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_def_cfa_register: %s\n",
|
printf (" DW_CFA_def_cfa_register: %s\n",
|
regname (fc->cfa_reg, 0));
|
regname (fc->cfa_reg, 0));
|
break;
|
break;
|
|
|
case DW_CFA_def_cfa_offset:
|
case DW_CFA_def_cfa_offset:
|
fc->cfa_offset = LEB ();
|
fc->cfa_offset = LEB ();
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_def_cfa_offset: %d\n", fc->cfa_offset);
|
printf (" DW_CFA_def_cfa_offset: %d\n", fc->cfa_offset);
|
break;
|
break;
|
|
|
case DW_CFA_nop:
|
case DW_CFA_nop:
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_nop\n");
|
printf (" DW_CFA_nop\n");
|
break;
|
break;
|
|
|
case DW_CFA_def_cfa_expression:
|
case DW_CFA_def_cfa_expression:
|
ul = LEB ();
|
ul = LEB ();
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
{
|
{
|
printf (" DW_CFA_def_cfa_expression (");
|
printf (" DW_CFA_def_cfa_expression (");
|
decode_location_expression (start, eh_addr_size, 0, -1,
|
decode_location_expression (start, eh_addr_size, 0, -1,
|
ul, 0, section);
|
ul, 0, section);
|
printf (")\n");
|
printf (")\n");
|
}
|
}
|
fc->cfa_exp = 1;
|
fc->cfa_exp = 1;
|
start += ul;
|
start += ul;
|
break;
|
break;
|
|
|
case DW_CFA_expression:
|
case DW_CFA_expression:
|
reg = LEB ();
|
reg = LEB ();
|
ul = LEB ();
|
ul = LEB ();
|
if (reg >= (unsigned int) fc->ncols)
|
if (reg >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
{
|
{
|
printf (" DW_CFA_expression: %s%s (",
|
printf (" DW_CFA_expression: %s%s (",
|
reg_prefix, regname (reg, 0));
|
reg_prefix, regname (reg, 0));
|
decode_location_expression (start, eh_addr_size, 0, -1,
|
decode_location_expression (start, eh_addr_size, 0, -1,
|
ul, 0, section);
|
ul, 0, section);
|
printf (")\n");
|
printf (")\n");
|
}
|
}
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
fc->col_type[reg] = DW_CFA_expression;
|
fc->col_type[reg] = DW_CFA_expression;
|
start += ul;
|
start += ul;
|
break;
|
break;
|
|
|
case DW_CFA_val_expression:
|
case DW_CFA_val_expression:
|
reg = LEB ();
|
reg = LEB ();
|
ul = LEB ();
|
ul = LEB ();
|
if (reg >= (unsigned int) fc->ncols)
|
if (reg >= (unsigned int) fc->ncols)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
{
|
{
|
printf (" DW_CFA_val_expression: %s%s (",
|
printf (" DW_CFA_val_expression: %s%s (",
|
reg_prefix, regname (reg, 0));
|
reg_prefix, regname (reg, 0));
|
decode_location_expression (start, eh_addr_size, 0, -1,
|
decode_location_expression (start, eh_addr_size, 0, -1,
|
ul, 0, section);
|
ul, 0, section);
|
printf (")\n");
|
printf (")\n");
|
}
|
}
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
fc->col_type[reg] = DW_CFA_val_expression;
|
fc->col_type[reg] = DW_CFA_val_expression;
|
start += ul;
|
start += ul;
|
break;
|
break;
|
|
|
case DW_CFA_offset_extended_sf:
|
case DW_CFA_offset_extended_sf:
|
reg = LEB ();
|
reg = LEB ();
|
l = SLEB ();
|
l = SLEB ();
|
if (frame_need_space (fc, reg) < 0)
|
if (frame_need_space (fc, reg) < 0)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_offset_extended_sf: %s%s at cfa%+ld\n",
|
printf (" DW_CFA_offset_extended_sf: %s%s at cfa%+ld\n",
|
reg_prefix, regname (reg, 0),
|
reg_prefix, regname (reg, 0),
|
l * fc->data_factor);
|
l * fc->data_factor);
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[reg] = DW_CFA_offset;
|
fc->col_type[reg] = DW_CFA_offset;
|
fc->col_offset[reg] = l * fc->data_factor;
|
fc->col_offset[reg] = l * fc->data_factor;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_val_offset_sf:
|
case DW_CFA_val_offset_sf:
|
reg = LEB ();
|
reg = LEB ();
|
l = SLEB ();
|
l = SLEB ();
|
if (frame_need_space (fc, reg) < 0)
|
if (frame_need_space (fc, reg) < 0)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_val_offset_sf: %s%s at cfa%+ld\n",
|
printf (" DW_CFA_val_offset_sf: %s%s at cfa%+ld\n",
|
reg_prefix, regname (reg, 0),
|
reg_prefix, regname (reg, 0),
|
l * fc->data_factor);
|
l * fc->data_factor);
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[reg] = DW_CFA_val_offset;
|
fc->col_type[reg] = DW_CFA_val_offset;
|
fc->col_offset[reg] = l * fc->data_factor;
|
fc->col_offset[reg] = l * fc->data_factor;
|
}
|
}
|
break;
|
break;
|
|
|
case DW_CFA_def_cfa_sf:
|
case DW_CFA_def_cfa_sf:
|
fc->cfa_reg = LEB ();
|
fc->cfa_reg = LEB ();
|
fc->cfa_offset = SLEB ();
|
fc->cfa_offset = SLEB ();
|
fc->cfa_offset = fc->cfa_offset * fc->data_factor;
|
fc->cfa_offset = fc->cfa_offset * fc->data_factor;
|
fc->cfa_exp = 0;
|
fc->cfa_exp = 0;
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_def_cfa_sf: %s ofs %d\n",
|
printf (" DW_CFA_def_cfa_sf: %s ofs %d\n",
|
regname (fc->cfa_reg, 0), fc->cfa_offset);
|
regname (fc->cfa_reg, 0), fc->cfa_offset);
|
break;
|
break;
|
|
|
case DW_CFA_def_cfa_offset_sf:
|
case DW_CFA_def_cfa_offset_sf:
|
fc->cfa_offset = SLEB ();
|
fc->cfa_offset = SLEB ();
|
fc->cfa_offset = fc->cfa_offset * fc->data_factor;
|
fc->cfa_offset = fc->cfa_offset * fc->data_factor;
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_def_cfa_offset_sf: %d\n", fc->cfa_offset);
|
printf (" DW_CFA_def_cfa_offset_sf: %d\n", fc->cfa_offset);
|
break;
|
break;
|
|
|
case DW_CFA_MIPS_advance_loc8:
|
case DW_CFA_MIPS_advance_loc8:
|
ofs = byte_get (start, 8); start += 8;
|
ofs = byte_get (start, 8); start += 8;
|
if (do_debug_frames_interp)
|
if (do_debug_frames_interp)
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
else
|
else
|
printf (" DW_CFA_MIPS_advance_loc8: %ld to %08lx\n",
|
printf (" DW_CFA_MIPS_advance_loc8: %ld to %08lx\n",
|
ofs * fc->code_factor,
|
ofs * fc->code_factor,
|
fc->pc_begin + ofs * fc->code_factor);
|
fc->pc_begin + ofs * fc->code_factor);
|
fc->pc_begin += ofs * fc->code_factor;
|
fc->pc_begin += ofs * fc->code_factor;
|
break;
|
break;
|
|
|
case DW_CFA_GNU_window_save:
|
case DW_CFA_GNU_window_save:
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_GNU_window_save\n");
|
printf (" DW_CFA_GNU_window_save\n");
|
break;
|
break;
|
|
|
case DW_CFA_GNU_args_size:
|
case DW_CFA_GNU_args_size:
|
ul = LEB ();
|
ul = LEB ();
|
if (! do_debug_frames_interp)
|
if (! do_debug_frames_interp)
|
printf (" DW_CFA_GNU_args_size: %ld\n", ul);
|
printf (" DW_CFA_GNU_args_size: %ld\n", ul);
|
break;
|
break;
|
|
|
case DW_CFA_GNU_negative_offset_extended:
|
case DW_CFA_GNU_negative_offset_extended:
|
reg = LEB ();
|
reg = LEB ();
|
l = - LEB ();
|
l = - LEB ();
|
if (frame_need_space (fc, reg) < 0)
|
if (frame_need_space (fc, reg) < 0)
|
reg_prefix = bad_reg;
|
reg_prefix = bad_reg;
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
if (! do_debug_frames_interp || *reg_prefix != '\0')
|
printf (" DW_CFA_GNU_negative_offset_extended: %s%s at cfa%+ld\n",
|
printf (" DW_CFA_GNU_negative_offset_extended: %s%s at cfa%+ld\n",
|
reg_prefix, regname (reg, 0),
|
reg_prefix, regname (reg, 0),
|
l * fc->data_factor);
|
l * fc->data_factor);
|
if (*reg_prefix == '\0')
|
if (*reg_prefix == '\0')
|
{
|
{
|
fc->col_type[reg] = DW_CFA_offset;
|
fc->col_type[reg] = DW_CFA_offset;
|
fc->col_offset[reg] = l * fc->data_factor;
|
fc->col_offset[reg] = l * fc->data_factor;
|
}
|
}
|
break;
|
break;
|
|
|
default:
|
default:
|
if (op >= DW_CFA_lo_user && op <= DW_CFA_hi_user)
|
if (op >= DW_CFA_lo_user && op <= DW_CFA_hi_user)
|
printf (_(" DW_CFA_??? (User defined call frame op: %#x)\n"), op);
|
printf (_(" DW_CFA_??? (User defined call frame op: %#x)\n"), op);
|
else
|
else
|
warn (_("unsupported or unknown Dwarf Call Frame Instruction number: %#x\n"), op);
|
warn (_("unsupported or unknown Dwarf Call Frame Instruction number: %#x\n"), op);
|
start = block_end;
|
start = block_end;
|
}
|
}
|
}
|
}
|
|
|
if (do_debug_frames_interp)
|
if (do_debug_frames_interp)
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
frame_display_row (fc, &need_col_headers, &max_regs);
|
|
|
start = block_end;
|
start = block_end;
|
eh_addr_size = saved_eh_addr_size;
|
eh_addr_size = saved_eh_addr_size;
|
}
|
}
|
|
|
printf ("\n");
|
printf ("\n");
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
#undef GET
|
#undef GET
|
#undef LEB
|
#undef LEB
|
#undef SLEB
|
#undef SLEB
|
|
|
static int
|
static int
|
display_gdb_index (struct dwarf_section *section,
|
display_gdb_index (struct dwarf_section *section,
|
void *file ATTRIBUTE_UNUSED)
|
void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
unsigned char *start = section->start;
|
unsigned char *start = section->start;
|
uint32_t version;
|
uint32_t version;
|
uint32_t cu_list_offset, tu_list_offset;
|
uint32_t cu_list_offset, tu_list_offset;
|
uint32_t address_table_offset, symbol_table_offset, constant_pool_offset;
|
uint32_t address_table_offset, symbol_table_offset, constant_pool_offset;
|
unsigned int cu_list_elements, tu_list_elements;
|
unsigned int cu_list_elements, tu_list_elements;
|
unsigned int address_table_size, symbol_table_slots;
|
unsigned int address_table_size, symbol_table_slots;
|
unsigned char *cu_list, *tu_list;
|
unsigned char *cu_list, *tu_list;
|
unsigned char *address_table, *symbol_table, *constant_pool;
|
unsigned char *address_table, *symbol_table, *constant_pool;
|
unsigned int i;
|
unsigned int i;
|
|
|
/* The documentation for the format of this file is in gdb/dwarf2read.c. */
|
/* The documentation for the format of this file is in gdb/dwarf2read.c. */
|
|
|
printf (_("Contents of the %s section:\n"), section->name);
|
printf (_("Contents of the %s section:\n"), section->name);
|
|
|
if (section->size < 6 * sizeof (uint32_t))
|
if (section->size < 6 * sizeof (uint32_t))
|
{
|
{
|
warn (_("Truncated header in the %s section.\n"), section->name);
|
warn (_("Truncated header in the %s section.\n"), section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
version = byte_get_little_endian (start, 4);
|
version = byte_get_little_endian (start, 4);
|
printf (_("Version %ld\n"), (long) version);
|
printf (_("Version %ld\n"), (long) version);
|
|
|
/* Prior versions are obsolete, and future versions may not be
|
/* Prior versions are obsolete, and future versions may not be
|
backwards compatible. */
|
backwards compatible. */
|
switch (version)
|
switch (version)
|
{
|
{
|
case 3:
|
case 3:
|
warn (_("The address table data in version 3 may be wrong.\n"));
|
warn (_("The address table data in version 3 may be wrong.\n"));
|
break;
|
break;
|
case 4:
|
case 4:
|
warn (_("Version 4 does not support case insensitive lookups.\n"));
|
warn (_("Version 4 does not support case insensitive lookups.\n"));
|
break;
|
break;
|
case 5:
|
case 5:
|
break;
|
break;
|
default:
|
default:
|
warn (_("Unsupported version %lu.\n"), (unsigned long) version);
|
warn (_("Unsupported version %lu.\n"), (unsigned long) version);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
cu_list_offset = byte_get_little_endian (start + 4, 4);
|
cu_list_offset = byte_get_little_endian (start + 4, 4);
|
tu_list_offset = byte_get_little_endian (start + 8, 4);
|
tu_list_offset = byte_get_little_endian (start + 8, 4);
|
address_table_offset = byte_get_little_endian (start + 12, 4);
|
address_table_offset = byte_get_little_endian (start + 12, 4);
|
symbol_table_offset = byte_get_little_endian (start + 16, 4);
|
symbol_table_offset = byte_get_little_endian (start + 16, 4);
|
constant_pool_offset = byte_get_little_endian (start + 20, 4);
|
constant_pool_offset = byte_get_little_endian (start + 20, 4);
|
|
|
if (cu_list_offset > section->size
|
if (cu_list_offset > section->size
|
|| tu_list_offset > section->size
|
|| tu_list_offset > section->size
|
|| address_table_offset > section->size
|
|| address_table_offset > section->size
|
|| symbol_table_offset > section->size
|
|| symbol_table_offset > section->size
|
|| constant_pool_offset > section->size)
|
|| constant_pool_offset > section->size)
|
{
|
{
|
warn (_("Corrupt header in the %s section.\n"), section->name);
|
warn (_("Corrupt header in the %s section.\n"), section->name);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
cu_list_elements = (tu_list_offset - cu_list_offset) / 8;
|
cu_list_elements = (tu_list_offset - cu_list_offset) / 8;
|
tu_list_elements = (address_table_offset - tu_list_offset) / 8;
|
tu_list_elements = (address_table_offset - tu_list_offset) / 8;
|
address_table_size = symbol_table_offset - address_table_offset;
|
address_table_size = symbol_table_offset - address_table_offset;
|
symbol_table_slots = (constant_pool_offset - symbol_table_offset) / 8;
|
symbol_table_slots = (constant_pool_offset - symbol_table_offset) / 8;
|
|
|
cu_list = start + cu_list_offset;
|
cu_list = start + cu_list_offset;
|
tu_list = start + tu_list_offset;
|
tu_list = start + tu_list_offset;
|
address_table = start + address_table_offset;
|
address_table = start + address_table_offset;
|
symbol_table = start + symbol_table_offset;
|
symbol_table = start + symbol_table_offset;
|
constant_pool = start + constant_pool_offset;
|
constant_pool = start + constant_pool_offset;
|
|
|
printf (_("\nCU table:\n"));
|
printf (_("\nCU table:\n"));
|
for (i = 0; i < cu_list_elements; i += 2)
|
for (i = 0; i < cu_list_elements; i += 2)
|
{
|
{
|
uint64_t cu_offset = byte_get_little_endian (cu_list + i * 8, 8);
|
uint64_t cu_offset = byte_get_little_endian (cu_list + i * 8, 8);
|
uint64_t cu_length = byte_get_little_endian (cu_list + i * 8 + 8, 8);
|
uint64_t cu_length = byte_get_little_endian (cu_list + i * 8 + 8, 8);
|
|
|
printf (_("[%3u] 0x%lx - 0x%lx\n"), i / 2,
|
printf (_("[%3u] 0x%lx - 0x%lx\n"), i / 2,
|
(unsigned long) cu_offset,
|
(unsigned long) cu_offset,
|
(unsigned long) (cu_offset + cu_length - 1));
|
(unsigned long) (cu_offset + cu_length - 1));
|
}
|
}
|
|
|
printf (_("\nTU table:\n"));
|
printf (_("\nTU table:\n"));
|
for (i = 0; i < tu_list_elements; i += 3)
|
for (i = 0; i < tu_list_elements; i += 3)
|
{
|
{
|
uint64_t tu_offset = byte_get_little_endian (tu_list + i * 8, 8);
|
uint64_t tu_offset = byte_get_little_endian (tu_list + i * 8, 8);
|
uint64_t type_offset = byte_get_little_endian (tu_list + i * 8 + 8, 8);
|
uint64_t type_offset = byte_get_little_endian (tu_list + i * 8 + 8, 8);
|
uint64_t signature = byte_get_little_endian (tu_list + i * 8 + 16, 8);
|
uint64_t signature = byte_get_little_endian (tu_list + i * 8 + 16, 8);
|
|
|
printf (_("[%3u] 0x%lx 0x%lx "), i / 3,
|
printf (_("[%3u] 0x%lx 0x%lx "), i / 3,
|
(unsigned long) tu_offset,
|
(unsigned long) tu_offset,
|
(unsigned long) type_offset);
|
(unsigned long) type_offset);
|
print_dwarf_vma (signature, 8);
|
print_dwarf_vma (signature, 8);
|
printf ("\n");
|
printf ("\n");
|
}
|
}
|
|
|
printf (_("\nAddress table:\n"));
|
printf (_("\nAddress table:\n"));
|
for (i = 0; i < address_table_size; i += 2 * 8 + 4)
|
for (i = 0; i < address_table_size; i += 2 * 8 + 4)
|
{
|
{
|
uint64_t low = byte_get_little_endian (address_table + i, 8);
|
uint64_t low = byte_get_little_endian (address_table + i, 8);
|
uint64_t high = byte_get_little_endian (address_table + i + 8, 8);
|
uint64_t high = byte_get_little_endian (address_table + i + 8, 8);
|
uint32_t cu_index = byte_get_little_endian (address_table + i + 16, 4);
|
uint32_t cu_index = byte_get_little_endian (address_table + i + 16, 4);
|
|
|
print_dwarf_vma (low, 8);
|
print_dwarf_vma (low, 8);
|
print_dwarf_vma (high, 8);
|
print_dwarf_vma (high, 8);
|
printf (_("%lu\n"), (unsigned long) cu_index);
|
printf (_("%lu\n"), (unsigned long) cu_index);
|
}
|
}
|
|
|
printf (_("\nSymbol table:\n"));
|
printf (_("\nSymbol table:\n"));
|
for (i = 0; i < symbol_table_slots; ++i)
|
for (i = 0; i < symbol_table_slots; ++i)
|
{
|
{
|
uint32_t name_offset = byte_get_little_endian (symbol_table + i * 8, 4);
|
uint32_t name_offset = byte_get_little_endian (symbol_table + i * 8, 4);
|
uint32_t cu_vector_offset = byte_get_little_endian (symbol_table + i * 8 + 4, 4);
|
uint32_t cu_vector_offset = byte_get_little_endian (symbol_table + i * 8 + 4, 4);
|
uint32_t num_cus, cu;
|
uint32_t num_cus, cu;
|
|
|
if (name_offset != 0
|
if (name_offset != 0
|
|| cu_vector_offset != 0)
|
|| cu_vector_offset != 0)
|
{
|
{
|
unsigned int j;
|
unsigned int j;
|
|
|
printf ("[%3u] %s:", i, constant_pool + name_offset);
|
printf ("[%3u] %s:", i, constant_pool + name_offset);
|
num_cus = byte_get_little_endian (constant_pool + cu_vector_offset, 4);
|
num_cus = byte_get_little_endian (constant_pool + cu_vector_offset, 4);
|
for (j = 0; j < num_cus; ++j)
|
for (j = 0; j < num_cus; ++j)
|
{
|
{
|
cu = byte_get_little_endian (constant_pool + cu_vector_offset + 4 + j * 4, 4);
|
cu = byte_get_little_endian (constant_pool + cu_vector_offset + 4 + j * 4, 4);
|
/* Convert to TU number if it's for a type unit. */
|
/* Convert to TU number if it's for a type unit. */
|
if (cu >= cu_list_elements / 2)
|
if (cu >= cu_list_elements / 2)
|
printf (" T%lu", (unsigned long) (cu - cu_list_elements / 2));
|
printf (" T%lu", (unsigned long) (cu - cu_list_elements / 2));
|
else
|
else
|
printf (" %lu", (unsigned long) cu);
|
printf (" %lu", (unsigned long) cu);
|
}
|
}
|
printf ("\n");
|
printf ("\n");
|
}
|
}
|
}
|
}
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
static int
|
static int
|
display_debug_not_supported (struct dwarf_section *section,
|
display_debug_not_supported (struct dwarf_section *section,
|
void *file ATTRIBUTE_UNUSED)
|
void *file ATTRIBUTE_UNUSED)
|
{
|
{
|
printf (_("Displaying the debug contents of section %s is not yet supported.\n"),
|
printf (_("Displaying the debug contents of section %s is not yet supported.\n"),
|
section->name);
|
section->name);
|
|
|
return 1;
|
return 1;
|
}
|
}
|
|
|
void *
|
void *
|
cmalloc (size_t nmemb, size_t size)
|
cmalloc (size_t nmemb, size_t size)
|
{
|
{
|
/* Check for overflow. */
|
/* Check for overflow. */
|
if (nmemb >= ~(size_t) 0 / size)
|
if (nmemb >= ~(size_t) 0 / size)
|
return NULL;
|
return NULL;
|
else
|
else
|
return malloc (nmemb * size);
|
return malloc (nmemb * size);
|
}
|
}
|
|
|
void *
|
void *
|
xcmalloc (size_t nmemb, size_t size)
|
xcmalloc (size_t nmemb, size_t size)
|
{
|
{
|
/* Check for overflow. */
|
/* Check for overflow. */
|
if (nmemb >= ~(size_t) 0 / size)
|
if (nmemb >= ~(size_t) 0 / size)
|
return NULL;
|
return NULL;
|
else
|
else
|
return xmalloc (nmemb * size);
|
return xmalloc (nmemb * size);
|
}
|
}
|
|
|
void *
|
void *
|
xcrealloc (void *ptr, size_t nmemb, size_t size)
|
xcrealloc (void *ptr, size_t nmemb, size_t size)
|
{
|
{
|
/* Check for overflow. */
|
/* Check for overflow. */
|
if (nmemb >= ~(size_t) 0 / size)
|
if (nmemb >= ~(size_t) 0 / size)
|
return NULL;
|
return NULL;
|
else
|
else
|
return xrealloc (ptr, nmemb * size);
|
return xrealloc (ptr, nmemb * size);
|
}
|
}
|
|
|
void
|
void
|
free_debug_memory (void)
|
free_debug_memory (void)
|
{
|
{
|
unsigned int i;
|
unsigned int i;
|
|
|
free_abbrevs ();
|
free_abbrevs ();
|
|
|
for (i = 0; i < max; i++)
|
for (i = 0; i < max; i++)
|
free_debug_section ((enum dwarf_section_display_enum) i);
|
free_debug_section ((enum dwarf_section_display_enum) i);
|
|
|
if (debug_information != NULL)
|
if (debug_information != NULL)
|
{
|
{
|
if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE)
|
if (num_debug_info_entries != DEBUG_INFO_UNAVAILABLE)
|
{
|
{
|
for (i = 0; i < num_debug_info_entries; i++)
|
for (i = 0; i < num_debug_info_entries; i++)
|
{
|
{
|
if (!debug_information [i].max_loc_offsets)
|
if (!debug_information [i].max_loc_offsets)
|
{
|
{
|
free (debug_information [i].loc_offsets);
|
free (debug_information [i].loc_offsets);
|
free (debug_information [i].have_frame_base);
|
free (debug_information [i].have_frame_base);
|
}
|
}
|
if (!debug_information [i].max_range_lists)
|
if (!debug_information [i].max_range_lists)
|
free (debug_information [i].range_lists);
|
free (debug_information [i].range_lists);
|
}
|
}
|
}
|
}
|
|
|
free (debug_information);
|
free (debug_information);
|
debug_information = NULL;
|
debug_information = NULL;
|
num_debug_info_entries = 0;
|
num_debug_info_entries = 0;
|
}
|
}
|
}
|
}
|
|
|
void
|
void
|
dwarf_select_sections_by_names (const char *names)
|
dwarf_select_sections_by_names (const char *names)
|
{
|
{
|
typedef struct
|
typedef struct
|
{
|
{
|
const char * option;
|
const char * option;
|
int * variable;
|
int * variable;
|
int val;
|
int val;
|
}
|
}
|
debug_dump_long_opts;
|
debug_dump_long_opts;
|
|
|
static const debug_dump_long_opts opts_table [] =
|
static const debug_dump_long_opts opts_table [] =
|
{
|
{
|
/* Please keep this table alpha- sorted. */
|
/* Please keep this table alpha- sorted. */
|
{ "Ranges", & do_debug_ranges, 1 },
|
{ "Ranges", & do_debug_ranges, 1 },
|
{ "abbrev", & do_debug_abbrevs, 1 },
|
{ "abbrev", & do_debug_abbrevs, 1 },
|
{ "aranges", & do_debug_aranges, 1 },
|
{ "aranges", & do_debug_aranges, 1 },
|
{ "frames", & do_debug_frames, 1 },
|
{ "frames", & do_debug_frames, 1 },
|
{ "frames-interp", & do_debug_frames_interp, 1 },
|
{ "frames-interp", & do_debug_frames_interp, 1 },
|
{ "info", & do_debug_info, 1 },
|
{ "info", & do_debug_info, 1 },
|
{ "line", & do_debug_lines, FLAG_DEBUG_LINES_RAW }, /* For backwards compatibility. */
|
{ "line", & do_debug_lines, FLAG_DEBUG_LINES_RAW }, /* For backwards compatibility. */
|
{ "rawline", & do_debug_lines, FLAG_DEBUG_LINES_RAW },
|
{ "rawline", & do_debug_lines, FLAG_DEBUG_LINES_RAW },
|
{ "decodedline", & do_debug_lines, FLAG_DEBUG_LINES_DECODED },
|
{ "decodedline", & do_debug_lines, FLAG_DEBUG_LINES_DECODED },
|
{ "loc", & do_debug_loc, 1 },
|
{ "loc", & do_debug_loc, 1 },
|
{ "macro", & do_debug_macinfo, 1 },
|
{ "macro", & do_debug_macinfo, 1 },
|
{ "pubnames", & do_debug_pubnames, 1 },
|
{ "pubnames", & do_debug_pubnames, 1 },
|
{ "pubtypes", & do_debug_pubtypes, 1 },
|
{ "pubtypes", & do_debug_pubtypes, 1 },
|
/* This entry is for compatability
|
/* This entry is for compatability
|
with earlier versions of readelf. */
|
with earlier versions of readelf. */
|
{ "ranges", & do_debug_aranges, 1 },
|
{ "ranges", & do_debug_aranges, 1 },
|
{ "str", & do_debug_str, 1 },
|
{ "str", & do_debug_str, 1 },
|
/* The special .gdb_index section. */
|
/* The special .gdb_index section. */
|
{ "gdb_index", & do_gdb_index, 1 },
|
{ "gdb_index", & do_gdb_index, 1 },
|
/* These trace_* sections are used by Itanium VMS. */
|
/* These trace_* sections are used by Itanium VMS. */
|
{ "trace_abbrev", & do_trace_abbrevs, 1 },
|
{ "trace_abbrev", & do_trace_abbrevs, 1 },
|
{ "trace_aranges", & do_trace_aranges, 1 },
|
{ "trace_aranges", & do_trace_aranges, 1 },
|
{ "trace_info", & do_trace_info, 1 },
|
{ "trace_info", & do_trace_info, 1 },
|
{ NULL, NULL, 0 }
|
{ NULL, NULL, 0 }
|
};
|
};
|
|
|
const char *p;
|
const char *p;
|
|
|
p = names;
|
p = names;
|
while (*p)
|
while (*p)
|
{
|
{
|
const debug_dump_long_opts * entry;
|
const debug_dump_long_opts * entry;
|
|
|
for (entry = opts_table; entry->option; entry++)
|
for (entry = opts_table; entry->option; entry++)
|
{
|
{
|
size_t len = strlen (entry->option);
|
size_t len = strlen (entry->option);
|
|
|
if (strncmp (p, entry->option, len) == 0
|
if (strncmp (p, entry->option, len) == 0
|
&& (p[len] == ',' || p[len] == '\0'))
|
&& (p[len] == ',' || p[len] == '\0'))
|
{
|
{
|
* entry->variable |= entry->val;
|
* entry->variable |= entry->val;
|
|
|
/* The --debug-dump=frames-interp option also
|
/* The --debug-dump=frames-interp option also
|
enables the --debug-dump=frames option. */
|
enables the --debug-dump=frames option. */
|
if (do_debug_frames_interp)
|
if (do_debug_frames_interp)
|
do_debug_frames = 1;
|
do_debug_frames = 1;
|
|
|
p += len;
|
p += len;
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
if (entry->option == NULL)
|
if (entry->option == NULL)
|
{
|
{
|
warn (_("Unrecognized debug option '%s'\n"), p);
|
warn (_("Unrecognized debug option '%s'\n"), p);
|
p = strchr (p, ',');
|
p = strchr (p, ',');
|
if (p == NULL)
|
if (p == NULL)
|
break;
|
break;
|
}
|
}
|
|
|
if (*p == ',')
|
if (*p == ',')
|
p++;
|
p++;
|
}
|
}
|
}
|
}
|
|
|
void
|
void
|
dwarf_select_sections_by_letters (const char *letters)
|
dwarf_select_sections_by_letters (const char *letters)
|
{
|
{
|
unsigned int lindex = 0;
|
unsigned int lindex = 0;
|
|
|
while (letters[lindex])
|
while (letters[lindex])
|
switch (letters[lindex++])
|
switch (letters[lindex++])
|
{
|
{
|
case 'i':
|
case 'i':
|
do_debug_info = 1;
|
do_debug_info = 1;
|
break;
|
break;
|
|
|
case 'a':
|
case 'a':
|
do_debug_abbrevs = 1;
|
do_debug_abbrevs = 1;
|
break;
|
break;
|
|
|
case 'l':
|
case 'l':
|
do_debug_lines |= FLAG_DEBUG_LINES_RAW;
|
do_debug_lines |= FLAG_DEBUG_LINES_RAW;
|
break;
|
break;
|
|
|
case 'L':
|
case 'L':
|
do_debug_lines |= FLAG_DEBUG_LINES_DECODED;
|
do_debug_lines |= FLAG_DEBUG_LINES_DECODED;
|
break;
|
break;
|
|
|
case 'p':
|
case 'p':
|
do_debug_pubnames = 1;
|
do_debug_pubnames = 1;
|
break;
|
break;
|
|
|
case 't':
|
case 't':
|
do_debug_pubtypes = 1;
|
do_debug_pubtypes = 1;
|
break;
|
break;
|
|
|
case 'r':
|
case 'r':
|
do_debug_aranges = 1;
|
do_debug_aranges = 1;
|
break;
|
break;
|
|
|
case 'R':
|
case 'R':
|
do_debug_ranges = 1;
|
do_debug_ranges = 1;
|
break;
|
break;
|
|
|
case 'F':
|
case 'F':
|
do_debug_frames_interp = 1;
|
do_debug_frames_interp = 1;
|
case 'f':
|
case 'f':
|
do_debug_frames = 1;
|
do_debug_frames = 1;
|
break;
|
break;
|
|
|
case 'm':
|
case 'm':
|
do_debug_macinfo = 1;
|
do_debug_macinfo = 1;
|
break;
|
break;
|
|
|
case 's':
|
case 's':
|
do_debug_str = 1;
|
do_debug_str = 1;
|
break;
|
break;
|
|
|
case 'o':
|
case 'o':
|
do_debug_loc = 1;
|
do_debug_loc = 1;
|
break;
|
break;
|
|
|
default:
|
default:
|
warn (_("Unrecognized debug option '%s'\n"), optarg);
|
warn (_("Unrecognized debug option '%s'\n"), optarg);
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
void
|
void
|
dwarf_select_sections_all (void)
|
dwarf_select_sections_all (void)
|
{
|
{
|
do_debug_info = 1;
|
do_debug_info = 1;
|
do_debug_abbrevs = 1;
|
do_debug_abbrevs = 1;
|
do_debug_lines = FLAG_DEBUG_LINES_RAW;
|
do_debug_lines = FLAG_DEBUG_LINES_RAW;
|
do_debug_pubnames = 1;
|
do_debug_pubnames = 1;
|
do_debug_pubtypes = 1;
|
do_debug_pubtypes = 1;
|
do_debug_aranges = 1;
|
do_debug_aranges = 1;
|
do_debug_ranges = 1;
|
do_debug_ranges = 1;
|
do_debug_frames = 1;
|
do_debug_frames = 1;
|
do_debug_macinfo = 1;
|
do_debug_macinfo = 1;
|
do_debug_str = 1;
|
do_debug_str = 1;
|
do_debug_loc = 1;
|
do_debug_loc = 1;
|
do_gdb_index = 1;
|
do_gdb_index = 1;
|
do_trace_info = 1;
|
do_trace_info = 1;
|
do_trace_abbrevs = 1;
|
do_trace_abbrevs = 1;
|
do_trace_aranges = 1;
|
do_trace_aranges = 1;
|
}
|
}
|
|
|
struct dwarf_section_display debug_displays[] =
|
struct dwarf_section_display debug_displays[] =
|
{
|
{
|
{ { ".debug_abbrev", ".zdebug_abbrev", NULL, NULL, 0, 0 },
|
{ { ".debug_abbrev", ".zdebug_abbrev", NULL, NULL, 0, 0 },
|
display_debug_abbrev, &do_debug_abbrevs, 0 },
|
display_debug_abbrev, &do_debug_abbrevs, 0 },
|
{ { ".debug_aranges", ".zdebug_aranges", NULL, NULL, 0, 0 },
|
{ { ".debug_aranges", ".zdebug_aranges", NULL, NULL, 0, 0 },
|
display_debug_aranges, &do_debug_aranges, 1 },
|
display_debug_aranges, &do_debug_aranges, 1 },
|
{ { ".debug_frame", ".zdebug_frame", NULL, NULL, 0, 0 },
|
{ { ".debug_frame", ".zdebug_frame", NULL, NULL, 0, 0 },
|
display_debug_frames, &do_debug_frames, 1 },
|
display_debug_frames, &do_debug_frames, 1 },
|
{ { ".debug_info", ".zdebug_info", NULL, NULL, 0, 0 },
|
{ { ".debug_info", ".zdebug_info", NULL, NULL, 0, 0 },
|
display_debug_info, &do_debug_info, 1 },
|
display_debug_info, &do_debug_info, 1 },
|
{ { ".debug_line", ".zdebug_line", NULL, NULL, 0, 0 },
|
{ { ".debug_line", ".zdebug_line", NULL, NULL, 0, 0 },
|
display_debug_lines, &do_debug_lines, 1 },
|
display_debug_lines, &do_debug_lines, 1 },
|
{ { ".debug_pubnames", ".zdebug_pubnames", NULL, NULL, 0, 0 },
|
{ { ".debug_pubnames", ".zdebug_pubnames", NULL, NULL, 0, 0 },
|
display_debug_pubnames, &do_debug_pubnames, 0 },
|
display_debug_pubnames, &do_debug_pubnames, 0 },
|
{ { ".eh_frame", "", NULL, NULL, 0, 0 },
|
{ { ".eh_frame", "", NULL, NULL, 0, 0 },
|
display_debug_frames, &do_debug_frames, 1 },
|
display_debug_frames, &do_debug_frames, 1 },
|
{ { ".debug_macinfo", ".zdebug_macinfo", NULL, NULL, 0, 0 },
|
{ { ".debug_macinfo", ".zdebug_macinfo", NULL, NULL, 0, 0 },
|
display_debug_macinfo, &do_debug_macinfo, 0 },
|
display_debug_macinfo, &do_debug_macinfo, 0 },
|
{ { ".debug_macro", ".zdebug_macro", NULL, NULL, 0, 0 },
|
{ { ".debug_macro", ".zdebug_macro", NULL, NULL, 0, 0 },
|
display_debug_macro, &do_debug_macinfo, 1 },
|
display_debug_macro, &do_debug_macinfo, 1 },
|
{ { ".debug_str", ".zdebug_str", NULL, NULL, 0, 0 },
|
{ { ".debug_str", ".zdebug_str", NULL, NULL, 0, 0 },
|
display_debug_str, &do_debug_str, 0 },
|
display_debug_str, &do_debug_str, 0 },
|
{ { ".debug_loc", ".zdebug_loc", NULL, NULL, 0, 0 },
|
{ { ".debug_loc", ".zdebug_loc", NULL, NULL, 0, 0 },
|
display_debug_loc, &do_debug_loc, 1 },
|
display_debug_loc, &do_debug_loc, 1 },
|
{ { ".debug_pubtypes", ".zdebug_pubtypes", NULL, NULL, 0, 0 },
|
{ { ".debug_pubtypes", ".zdebug_pubtypes", NULL, NULL, 0, 0 },
|
display_debug_pubnames, &do_debug_pubtypes, 0 },
|
display_debug_pubnames, &do_debug_pubtypes, 0 },
|
{ { ".debug_ranges", ".zdebug_ranges", NULL, NULL, 0, 0 },
|
{ { ".debug_ranges", ".zdebug_ranges", NULL, NULL, 0, 0 },
|
display_debug_ranges, &do_debug_ranges, 1 },
|
display_debug_ranges, &do_debug_ranges, 1 },
|
{ { ".debug_static_func", ".zdebug_static_func", NULL, NULL, 0, 0 },
|
{ { ".debug_static_func", ".zdebug_static_func", NULL, NULL, 0, 0 },
|
display_debug_not_supported, NULL, 0 },
|
display_debug_not_supported, NULL, 0 },
|
{ { ".debug_static_vars", ".zdebug_static_vars", NULL, NULL, 0, 0 },
|
{ { ".debug_static_vars", ".zdebug_static_vars", NULL, NULL, 0, 0 },
|
display_debug_not_supported, NULL, 0 },
|
display_debug_not_supported, NULL, 0 },
|
{ { ".debug_types", ".zdebug_types", NULL, NULL, 0, 0 },
|
{ { ".debug_types", ".zdebug_types", NULL, NULL, 0, 0 },
|
display_debug_types, &do_debug_info, 1 },
|
display_debug_types, &do_debug_info, 1 },
|
{ { ".debug_weaknames", ".zdebug_weaknames", NULL, NULL, 0, 0 },
|
{ { ".debug_weaknames", ".zdebug_weaknames", NULL, NULL, 0, 0 },
|
display_debug_not_supported, NULL, 0 },
|
display_debug_not_supported, NULL, 0 },
|
{ { ".gdb_index", "", NULL, NULL, 0, 0 },
|
{ { ".gdb_index", "", NULL, NULL, 0, 0 },
|
display_gdb_index, &do_gdb_index, 0 },
|
display_gdb_index, &do_gdb_index, 0 },
|
{ { ".trace_info", "", NULL, NULL, 0, 0 },
|
{ { ".trace_info", "", NULL, NULL, 0, 0 },
|
display_trace_info, &do_trace_info, 1 },
|
display_trace_info, &do_trace_info, 1 },
|
{ { ".trace_abbrev", "", NULL, NULL, 0, 0 },
|
{ { ".trace_abbrev", "", NULL, NULL, 0, 0 },
|
display_debug_abbrev, &do_trace_abbrevs, 0 },
|
display_debug_abbrev, &do_trace_abbrevs, 0 },
|
{ { ".trace_aranges", "", NULL, NULL, 0, 0 },
|
{ { ".trace_aranges", "", NULL, NULL, 0, 0 },
|
display_debug_aranges, &do_trace_aranges, 0 }
|
display_debug_aranges, &do_trace_aranges, 0 }
|
};
|
};
|
|
|
