2005-09-30 H.J. Lu <hongjiu.lu@intel.com>
* dwarf.c (fetch_indirect_string): Adjust for section address. (process_debug_info): Likewise. (display_debug_loc): Likewise. (display_debug_ranges): Likewise. * objdump.c (mach_o_dwarf_sections): New. (generic_dwarf_sections): Likewise. (check_mach_o_dwarf): Likewise. (dump_dwarf): Call check_mach_o_dwarf.
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@ -1,3 +1,15 @@
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2005-09-30 H.J. Lu <hongjiu.lu@intel.com>
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* dwarf.c (fetch_indirect_string): Adjust for section address.
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(process_debug_info): Likewise.
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(display_debug_loc): Likewise.
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(display_debug_ranges): Likewise.
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* objdump.c (mach_o_dwarf_sections): New.
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(generic_dwarf_sections): Likewise.
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(check_mach_o_dwarf): Likewise.
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(dump_dwarf): Call check_mach_o_dwarf.
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2005-09-30 H.J. Lu <hongjiu.lu@intel.com>
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* Makefile.am (objdump_SOURCES): Add dwarf.c.
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@ -287,6 +287,8 @@ fetch_indirect_string (unsigned long offset)
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if (section->start == NULL)
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return _("<no .debug_str section>");
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/* DWARF sections under Mach-O have non-zero addresses. */
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offset -= section->address;
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if (offset > section->size)
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{
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warn (_("DW_FORM_strp offset too big: %lx\n"), offset);
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@ -1645,10 +1647,11 @@ process_debug_info (struct dwarf_section *section, void *file,
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free_abbrevs ();
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/* Process the abbrevs used by this compilation unit. */
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/* Process the abbrevs used by this compilation unit. DWARF
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sections under Mach-O have non-zero addresses. */
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process_abbrev_section
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((unsigned char *) debug_displays [abbrev].section.start
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+ compunit.cu_abbrev_offset,
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+ compunit.cu_abbrev_offset - debug_displays [abbrev].section.address,
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(unsigned char *) debug_displays [abbrev].section.start
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+ debug_displays [abbrev].section.size);
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@ -2371,7 +2374,8 @@ display_debug_loc (struct dwarf_section *section, void *file)
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if (!seen_first_offset)
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error (_("No location lists in .debug_info section!\n"));
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if (debug_information [first].loc_offsets [0] != 0)
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/* DWARF sections under Mach-O have non-zero addresses. */
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if (debug_information [first].loc_offsets [0] != section->address)
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warn (_("Location lists in %s section start at 0x%lx\n"),
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section->name, debug_information [first].loc_offsets [0]);
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@ -2397,7 +2401,8 @@ display_debug_loc (struct dwarf_section *section, void *file)
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for (j = 0; j < debug_information [i].num_loc_offsets; j++)
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{
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has_frame_base = debug_information [i].have_frame_base [j];
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offset = debug_information [i].loc_offsets [j];
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/* DWARF sections under Mach-O have non-zero addresses. */
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offset = debug_information [i].loc_offsets [j] - section->address;
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next = section_begin + offset;
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base_address = debug_information [i].base_address;
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@ -2726,7 +2731,8 @@ display_debug_ranges (struct dwarf_section *section,
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if (!seen_first_offset)
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error (_("No range lists in .debug_info section!\n"));
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if (debug_information [first].range_lists [0] != 0)
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/* DWARF sections under Mach-O have non-zero addresses. */
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if (debug_information [first].range_lists [0] != section->address)
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warn (_("Range lists in %s section start at 0x%lx\n"),
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section->name, debug_information [first].range_lists [0]);
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@ -2746,7 +2752,8 @@ display_debug_ranges (struct dwarf_section *section,
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for (j = 0; j < debug_information [i].num_range_lists; j++)
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{
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offset = debug_information [i].range_lists [j];
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/* DWARF sections under Mach-O have non-zero addresses. */
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offset = debug_information [i].range_lists [j] - section->address;
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next = section_begin + offset;
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base_address = debug_information [i].base_address;
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@ -2055,6 +2055,51 @@ dump_dwarf_section (bfd *abfd, asection *section,
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}
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}
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static const char *mach_o_dwarf_sections [] = {
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"LC_SEGMENT.__DWARFA.__debug_abbrev", /* .debug_abbrev */
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"LC_SEGMENT.__DWARFA.__debug_aranges", /* .debug_aranges */
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"LC_SEGMENT.__DWARFA.__debug_frame", /* .debug_frame */
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"LC_SEGMENT.__DWARFA.__debug_info", /* .debug_info */
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"LC_SEGMENT.__DWARFA.__debug_line", /* .debug_line */
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"LC_SEGMENT.__DWARFA.__debug_pubnames", /* .debug_pubnames */
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".eh_frame", /* .eh_frame */
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"LC_SEGMENT.__DWARFA.__debug_macinfo", /* .debug_macinfo */
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"LC_SEGMENT.__DWARFA.__debug_str", /* .debug_str */
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"LC_SEGMENT.__DWARFA.__debug_loc", /* .debug_loc */
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"LC_SEGMENT.__DWARFA.__debug_pubtypes", /* .debug_pubtypes */
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"LC_SEGMENT.__DWARFA.__debug_ranges", /* .debug_ranges */
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"LC_SEGMENT.__DWARFA.__debug_static_func", /* .debug_static_func */
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"LC_SEGMENT.__DWARFA.__debug_static_vars", /* .debug_static_vars */
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"LC_SEGMENT.__DWARFA.__debug_types", /* .debug_types */
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"LC_SEGMENT.__DWARFA.__debug_weaknames" /* .debug_weaknames */
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};
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static const char *generic_dwarf_sections [max];
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static void
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check_mach_o_dwarf (bfd *abfd)
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{
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static enum bfd_flavour old_flavour = bfd_target_unknown_flavour;
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enum bfd_flavour current_flavour = bfd_get_flavour (abfd);
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enum dwarf_section_display_enum i;
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if (generic_dwarf_sections [0] == NULL)
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for (i = 0; i < max; i++)
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generic_dwarf_sections [i] = debug_displays[i].section.name;
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if (old_flavour != current_flavour)
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{
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if (current_flavour == bfd_target_mach_o_flavour)
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for (i = 0; i < max; i++)
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debug_displays[i].section.name = mach_o_dwarf_sections [i];
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else if (old_flavour == bfd_target_mach_o_flavour)
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for (i = 0; i < max; i++)
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debug_displays[i].section.name = generic_dwarf_sections [i];
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old_flavour = current_flavour;
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}
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}
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/* Dump the dwarf debugging information. */
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static void
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@ -2074,6 +2119,8 @@ dump_dwarf (bfd *abfd)
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else
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abort ();
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check_mach_o_dwarf (abfd);
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bfd_map_over_sections (abfd, dump_dwarf_section, NULL);
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free_debug_memory ();
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