* elf.c (get_program_header_size): Always add a PT_GNU_RELRO
segment for -z relro.
(_bfd_elf_map_sections_to_segments): Make a PT_GNU_RELRO
segment only when needed.
* elf.c (special_sections): Comment typo.
(elf_fake_sections): Force SHT_PROGBITS for sections that are
SHT_NOBITS if BFD section flags say they have contents.
* elf-bfd.h (struct elf_obj_tdata): New BUILD_ID_SIZE, BUILD_ID.
* elf.c (elfcore_read_notes): Split to ...
(elf_read_notes) ... here ...
(elf_parse_notes): ... and here. Check `bfd_get_format (abfd)' with
the former subfunctions called only for BFD_CORE.
Call ELFOBJ_GROK_GNU_NOTE for BFD_OBJECT files with the owner "GNU".
(_bfd_elf_make_section_from_shdr): Call ELF_PARSE_NOTES for SHT_NOTEs.
(bfd_section_from_phdr): Update the call for renamed ELFCORE_READ_NOTES.
(elfobj_grok_gnu_build_id, elfobj_grok_gnu_note): New functions.
Code advisory: Roland McGrath
2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
* elf.c: Revert last change.
binutils/
2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
* readelf.c: Revert last change.
include/elf/
2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
* common.h: Revert last change.
2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
* elf.c (get_segment_type): Change PT_GNU_STACK to PT_GNU_ATTR.
(bfd_section_from_phdr): Likewise.
(get_program_header_size): Likewise. Add a PT_GNU_ATTR segment
if there is an attribute section.
(_bfd_elf_map_sections_to_segments): Likewise.
(IS_SECTION_IN_INPUT_SEGMENT): Likewise.
binutils/
2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
* readelf.c (get_segment_type): Change PT_GNU_STACK to
PT_GNU_ATTR.
include/elf/
2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
* common.h (PT_GNU_STACK): Renamed to ...
(PT_GNU_ATTR): This.
(PT_GNU_STACK): New. Make an alias of PT_GNU_ATTR.
Don't remove empty PT_LOAD header if false.
(_bfd_elf_map_sections_to_segments): If user phdrs, pass false
to elf_modify_segment_map.
(assign_file_positions_for_load_sections): Pass false to
elf_modify_segment_map.
PR ld/4909
* elf.c (print_segment_map): New function.
(assign_file_positions_for_load_sections): Call print_segment_map
when a section can't be allocated in segment.
* elf-bfd.h (struct elf_obj_tdata): Add members
emit_note_gnu_build_id and note_gnu_build_id_sec.
* elf.c (_bfd_id_note_section_size): New global function.
(read_hex, _bfd_elf_write_build_id_section): New static functions.
(_bfd_elf_write_object_contents): Call _bfd_elf_write_build_id_section
if emit_note_gnu_build_id is set.
* Makefile.am (elf.lo): Update dependencies.
* elf.c (elf_fake_sections): Adjust test for SHT_NOBITS sections
created by objcopy --only-keep-debug.
(_bfd_elf_init_private_section_data): Only change elf_section_type
if it is SHT_NULL.
binutils/
* objcopy.c (copy_object): Revert 2007-05-11 change. Don't
avoid calling bfd_copy_private_bfd_data for ELF STRIP_NONDEBUG.
(setup_section): Don't modify flags, and don't avoid calling
bfd_copy_private_section_data for ELF STRIP_NONDEBUG.
* readelf.c (process_program_headers): Ignore .dynamic of type
SHT_NOBITS.
to SHT_NOBITS earlier. Base actions in rest of function on sh_type
and sh_flags instead of bfd section flags. Delete voff and code
keeping nobits segments aligned.
* elf.c (elf_fake_sections): Don't allow backend to change
SHT_NOBITS if called for strip/objcopy --only-keep-debug.
* elfxx-mips.c (_bfd_mips_elf_fake_sections): Remove similar
fix from here.
* elf.c (assign_file_positions_for_load_sections): Use p_memsz
rather than p_filesz to calculate the LMA of the end of a segment.
ld/testsuite/
* ld-elf/multibss1.d, ld-elf/multibss1.s: New test.
* internal.h (ELF_IS_SECTION_IN_SEGMENT): Check both file offset
and vma for appropriate sections.
bfd/
* elf.c (assign_file_positions_for_load_sections): Set sh_offset
here. Set sh_type to SHT_NOBITS if we won't be allocating
file space. Don't bump p_memsz for non-alloc sections. Adjust
section-in-segment check.
(assign_file_positions_for_non_load_sections): Don't set sh_offset
here for sections that have already been handled above.
* elf.c (IS_VALID_GROUP_SECTION_HEADER): New macro.
(setup_group): Use it. Report corrupt group section headers.
(bfd_section_from_shdr): Use new macro. Replace constant 4 with
GRP_ENTRY_SIZE. Cope with NULLs in the group section table.
(elf_fake_section): Replace constant 4 with GRP_ENTRY_SIZE.
PR binutils/3826
* elf-bfd.h (elf_backend_data): Add elf_osabi.
(_bfd_elf_set_osabi): New.
* elf.c (_bfd_elf_set_osabi): New.
* elf32-hppa.c (elf32_hppa_post_process_headers): Removed.
(elf_backend_post_process_headers): Defined with
_bfd_elf_set_osabi.
(ELF_OSABI): Properly defined for each target.
* elf32-i370.c (i370_elf_post_process_headers): Removed.
(ELF_OSABI): Defined.
(elf_backend_post_process_headers): Defined with
_bfd_elf_set_osabi.
* elf32-i386.c (ELF_OSABI): Defined to ELFOSABI_FREEBSD for
freebsd.
(elf_i386_post_process_headers): Set EI_OSABI with elf_osabi.
* elf32-msp430.c (elf32_msp430_post_process_headers): Removed.
(ELF_OSABI): Defined.
(elf_backend_post_process_headers): Defined with
_bfd_elf_set_osabi.
* elf64-alpha.c (ELF_OSABI): Defined to ELFOSABI_FREEBSD for
freebsd.
(elf64_alpha_fbsd_post_process_headers): Set EI_OSABI with
elf_osabi.
* elf64-hppa.c (elf64_hppa_post_process_headers): Set EI_OSABI
with elf_osabi.
(ELF_OSABI): Properly defined for each target.
(elf_backend_post_process_headers): Defined with
_bfd_elf_set_osabi for Linux.
* elf64-sparc.c (elf64_sparc_fbsd_post_process_headers): Removed.
(ELF_OSABI): Defined to ELFOSABI_FREEBSD for freebsd.
(elf_backend_post_process_headers): Defined with
_bfd_elf_set_osabi.
* elf64-x86-64.c (elf64_x86_64_fbsd_post_process_headers): Removed.
(ELF_OSABI): Defined to ELFOSABI_FREEBSD for freebsd.
(elf_backend_post_process_headers): Defined with
_bfd_elf_set_osabi.
* elfcode.h (elf_object_p): Match the ELFOSABI_NONE ELF target
with any ELF target of the compatible machine for which we do not
have a specific backend.
* elfxx-ia64.c (elfNN_hpux_post_process_headers): Set EI_OSABI
with elf_osabi.
* elfxx-target.h (ELF_OSABI): Default to ELFOSABI_NONE.
(elfNN_bed): Initialize elf_osabi with ELF_OSABI.
* elf.c (assign_file_positions_for_load_sections): Don't
adjust p_memsz for !SEC_LOAD section vma modulo page size.
Instead, use the same lma based adjustment for SEC_LOAD
sections.
* elf.c (struct elf_symbuf_symbol, struct elf_symbuf_head): New types.
(struct elf_symbol): Change first member into union.
(elf_sort_elf_symbol): Compare pointers to internal syms rather than
internal syms. Only compare st_shndx fields.
(elf_create_symbuf): New function.
(bfd_elf_match_symbols_in_sections): Use it. If symbufs are available
for bfds, use a binary search, otherwise don't qsort symbols
unnecessarily only to select which symbols are for the particular
shndx.
