* readelf.c (CHECK_ENTSIZE_VALUES, CHECK_ENTSIZE): Define.
(process_section_headers): Use it.
(process_relocs): Don't crash if symsec is not SHT_SYMTAB
or SHT_DYNSYM.
(process_version_sections): Use sizeof (Elf_External_Versym)
instead of sh_entsize.
(get_data): Add nmemb argument. Return NULL if nmemb * size
overflows. If var == NULL, allocate one extra byte and
clear it.
(slurp_rela_relocs, slurp_rel_relocs, get_32bit_program_headers,
get_64bit_program_headers, get_program_headers,
get_32bit_section_headers, get_64bit_section_headers,
get_32bit_elf_symbols, get_64bit_elf_symbols, process_section_headers,
process_section_groups, process_relocs, slurp_ia64_unwind_table,
ia64_process_unwind, slurp_hppa_unwind_table, hppa_process_unwind,
get_32bit_dynamic_section, get_64bit_dynamic_section,
process_dynamic_section, process_version_sections, get_dynamic_data,
process_symbol_table, dump_section, load_debug_str, load_debug_loc,
load_debug_range, read_and_display_attr_value, process_debug_info,
get_debug_info, frame_need_space, display_debug_frames,
display_debug_section, process_mips_specific, process_gnu_liblist,
process_corefile_note_segment): Adjust get_data callers. Use
cmalloc, xcmalloc and xcrealloc instead of {m,xm,xre}alloc where
passed size is a product of 2 numbers.
* readelf.c (print_mode): Fix comment typo.
(slurp_rela_relocs, slurp_rel_relocs): Fix memory leaks.
(dump_relocations): Fix a thinko in check for invalid st_name.
(process_program_headers): Don't crash if string_table is NULL.
(process_section_headers): Don't crash if e_shstrndx is invalid.
Ensure string_table_length is 0 if string_table == NULL.
Don't return just because string_table is NULL.
(process_section_groups): Don't crash if symtab's sh_link or
symbol's st_name is invalid. Fix a memory leak. Fix check for
invalid section number entry.
(process_relocs): Don't crash if relocation or symbol section's
sh_link is invalid.
(slurp_ia64_unwind_table, slurp_hppa_unwind_table): Don't crash if
relocation section's sh_info is invalid.
(ia64_process_unwind, hppa_process_unwind): Don't crash if symbol
table's sh_link is invalid.
(process_version_sections): Don't crash on version or symbol
section's sh_link is invalid. Don't crash if symbol's st_shndx
is invalid.
(process_symbol_table): Don't crash if string table is corrupt
or symbol's st_name, st_shndx, vna_name or vda_name is invalid.
(debug_apply_rela_addends): Don't crash if relocation section's
sh_info or sh_link is invalid.
(display_debug_loc): Warn for unterminated .debug_loc section
or start offsets not within .debug_loc section boundaries.
(process_gnu_liblist): Don't crash if liblist section's sh_link
or entry's l_name is invalid.
DW_FORM_strp value is encountered.
(process_debug_info): Mention that the compilation unit offset is being
displayed in hexadecimal.
(display_debug_lines): Fix typo in name of .debug_line section.
* readelf.c (read_and_display_attr_value): Handle a DW_AT_encoding
value of DW_ATE_GNU_decimal_float.
include/elf/ChangeLog
* dwarf2.h (enum dwarf_type): Assign DW_ATE_GNU_decimal_float from
the user-defined encoding space pending inclusion in the standard.
* readelf.c (do_full_section_name): New.
(options): Add "--full-section-name"/'N'.
(usage): Add -N/--full-section-name.
(parse_args): Handle 'N'.
(process_section_headers): Print out the full section name if
do_full_section_name isn't 0.
* readelf.c (group_count): Don't initialize it.
(process_section_groups): Reurn 1 if we won't do unwind nor
section groups. Set group_count to 0 before counting group
sections and return 1 if there are no group sections. Reread
SHT_SYMTAB/SHT_STRTAB sections only when needed. Don't skip
section 0.
(process_object): Only set do_unwind to 0 if
process_section_groups return 0.
(find_section): Move earlier in file. Return empty sections too.
(process_program_headers): Use find_section to find .dynamic.
(process_section_headers): Initialize eh_addr_size.
(dump_ia64_unwind, slurp_ia64_unwind_table, ia64_process_unwind)
(dump_hppa_unwind, slurp_hppa_unwind_table, hppa_process_unwind)
(display_debug_frames): Use it instead of local addr_size variable.
(size_of_encoded_value): Get pointer size from eh_addr_size rather
than is_32bit_elf.
* readelf.c (have_frame_base): New.
(need_base_address): Likewise.
(saved_base_address): Likewise.
(decode_location_expression): Return 1 if DW_AT_frame_base is
needed.
(debug_info): Add base_address and a have_frame_base pointer.
(read_and_display_attr_value): Replace saved_DW_AT_low_pc with
saved_base_address. Record base address. Set have_frame_base.
Record if a location list has DW_AT_frame_base. Display if a
location expression has no DW_AT_frame_base but needs one. Set
saved_base_address only if needed.
(process_debug_info): Clear have_frame_base, saved_base_address
and set need_base_address.
(display_debug_loc): Display if a location expression has no
DW_AT_frame_base but needs one. Display if start >= end. Don't
adjust for section address. Properly handle base address.
(process_object): Free the have_frame_base pointer in
debug_info.
* readelf.c (process_debug_info): New.
(debug_info): Add num_loc_offsets, loc_offsets and
last_loc_offset_p.
(get_debug_info): Use process_debug_info.
(display_debug_loc): Properly handle location list. Warn if bad
location lists are encoutnered.
(read_and_process_attr_value): New.
(read_and_display_attr_value): Use "%lx" for DW_FORM_data4.
(display_debug_info): Use process_debug_info.
(process_object): Also free loc_offsets in debug_information.
New variables associated with obtaining the pointer size for a comp_unit.
(get_pointer_size_of_comp_unit): Add an extra parameter - the name of the
section requesting the pointer size. Use this name in error messages. If
there are not enough comp_units available produce a warning message, but
return the last known pointer size so that section dumping can continue.
(get_debug_info): Reset the new variables.
(display_debug_lines): Add extra parameter to invocation of
get_pointer_size_of_comp_unit and remove error message when it returns 0.
(display_debug_loc): Likewise.
unw_aux_info and unw_table_entry.
(find_symbol_for_address): Pass symtab and strtab info explicitly.
(dump_ia64_unwind): Rename unw_{aux_info,table_entry} with ia64_
prefix.
(slurp_ia64_unwind_table): Likewise.
(ia64_process_unwind): Rename from old process_unwind.
(hppa_unw_aux_info): New.
(dump_hppa_unwind): New.
(slurp_hppa_unwind_table): New.
(hppa_process_unwind): New.
(process_unwind): Factor out common unwinding checks; dispatch to
unwind handler based on machine type.
* readelf.c (dynamic_strings_length): New global variable.
(VALID_DYNAMIC_NAME, GET_DYNAMIC_NAME): New macros for accessing
strings in the dynamic string table.
(process_section_headers): Initialise dynamic_strings_length.
(process_dynamic_section): Likewise.
(process_object): Reset dynamic_string_length when the buffer is freed.
(dynamic_sections_mips_val): Use the new macros.
(process_dynamic_section): Likewise.
(process_version_sections): Likewise.
(process_symbol_table): Likewise.
(process_syminfo): Likewise.
(process_mips_specific): Likewise.
(dump_relocations): Add a new parameter 'strtablen' and use this to verify that
string offset in a given reloc is valid. Print a suitable error message
otherwise.
(process_relocs): Pass the new argument to dump_relocations.
bfd/
* elf32-arm.h: Support EABI version 4 objects.
binutils/
* readelf.c (decode_ARM_machine_flags): Support EABI version 4.
gas/
* config/tc-arm.c (md_begin): Change EF_ARM_EABI_VER3 to
EF_ARM_EABI_VER4.
(arm_eabis): Ditto.
* doc/c-arm.texi: Document that we actually support -meabi=4, not
-meabi=3.
include/
* elf/arm.h (EF_ARM_EABI_VER4): Define.
* config.bfd: Include 64-bit support for i[3-7]86-*-solaris2*.
* elf64-x86-64.c (elf64_x86_64_section_from_shdr): New function.
(elf_backend_section_from_shdr): Define.
binutils/
* readelf.c (get_x86_64_section_type_name): New function.
(get_section_type_name): Use it.
gas/
* config/tc-i386.c: Include "elf/x86-64.h".
(i386_elf_section_type): New function.
* config/tc-i386.h (md_elf_section_type): Define.
(i386_elf_section_type): New prototype.
gas/testsuite/
* gas/i386/i386.exp: Don't run divide test for targets where '/'
is a comment. Run x86-64-unwind for 64-bit ELF targets.
* gas/i386/x86-64-unwind.d, gas/i386/x86-64-unwind.s: New.
include/
* elf/common.h (PT_SUNW_EH_FRAME): Define.
* elf/x86-64.h (SHT_X86_64_UNWIND): Define.
ld/
* configure.tgt: Include elf_x86_64 for i[3-7]86-*-solaris2*.
Jakub Jelinek
Eric Christopher
Aldy Hernandez
Richard Henderson
H.J. Lu
Nick Clifton
Ben Elliston
Alan Modra
Fred Fish
Daniel Jacobowitz
Maciej W. Rozycki
Mark Mitchell
Richard Sandiford
Ian Lance Taylor
Paul Brook
Alexandre Oliva