(struct elf_backend_data): Add elf_backend_reloc_type_class.
(_bfd_elf_reloc_type_class): New.
* elfxx-target.h (elf_backend_reloc_type_class): Define.
(elfNN_bed): Add elf_backend_reloc_type_class.
* elf.c (_bfd_elf_reloc_type_class): New.
* elf32-i386.c (elf_i386_check_relocs): Set DF_TEXTREL if the reloc
is against read-only section.
(elf_i386_size_dynamic_sections): Use DF_TEXTREL flag instead of
looking up section names for DT_TEXTREL.
(elf_i386_reloc_type_class): New.
(elf_backend_reloc_type_class): Define.
* elf32-sparc.c (elf32_sparc_check_relocs): Set DF_TEXTREL if the
reloc is against read-only section.
(elf32_sparc_size_dynamic_sections): Use DF_TEXTREL flag instead of
looking up section names for DT_TEXTREL.
(elf32_sparc_reloc_type_class): New.
(elf_backend_reloc_type_class): Define.
* elf64-sparc.c (sparc64_elf_check_relocs): Set DF_TEXTREL if the
reloc is against read-only section.
(sparc64_elf_size_dynamic_sections): Use DF_TEXTREL flag instead of
looking up section names for DT_TEXTREL.
(sparc64_elf_reloc_type_class): New.
(elf_backend_reloc_type_class): Define.
* elfxx-ia64.c (struct elfNN_ia64_link_hash_table): Add reltext field.
(elfNN_ia64_hash_table_create): Clear ia64_info.
(get_reloc_section): Set DF_TEXTREL if the reloc is against read-only
section.
(elfNN_ia64_size_dynamic_sections): Use ia64_info->reltext flag
instead of looking up section names for DT_TEXTREL.
(elfNN_ia64_reloc_type_class): New.
(elf_backend_reloc_type_class): Define.
* elflink.h (size_dynamic_sections): Add spare DT_NULL tags.
(struct elf_link_sort_rela): New.
(elf_link_sort_cmp1, elf_link_sort_cmp2, elf_link_sort_relocs): New.
(elf_bfd_final_link): Call elf_link_sort_relocs.
Convert one spare DT_NULL into DT_RELCOUNT resp. DT_RELACOUNT if
necessary.
* bfdlink.h (struct bfd_link_info): Add combreloc and
spare_dynamic_tags fields.
* emultempl/elf32.em (place_orphan): Place orphan .rel* sections
into .rel.dyn resp. .rela.dyn if combreloc.
(get_script): If .x linker script is equal to .xn, only put it
once into the binary.
Add .xc and .xsc scripts.
(parse_args): Handle -z combreloc and -z nocombreloc.
* scripttempl/elf.sc (.rela.sbss): Fix a typo.
For .xc and .xsc scripts put all .rel* or .rela* input sections
but .rel*.plt and PLT-like sections into .rel.dyn resp. .rela.dyn.
* genscripts.sh (GENERATE_COMBRELOC_SCRIPT): Set if SCRIPT_NAME
is elf.
Strip trailing whitespace from script.
Generate .xc and .xsc scripts if requested.
* ldmain.c (main): Initialize link_info.combreloc and
link_info.spare_dynamic_tags.
* lexsup.c (OPTION_SPARE_DYNAMIC_TAGS): Define.
(ld_options): Add --spare-dynamic-tags option.
(parse_args): Likewise.
* ld.texinfo: Document -z combreloc and -z nocombreloc.
* ldint.texinfo: Document .xc and .xsc linker scripts.
* NEWS: Add notes about -z combreloc and SHF_MERGE.
* elf-bfd.h (elf_obj_tdata): Add num_section_syms.
(elf_num_section_syms): New for num_section_syms.
* elf.c (elf_map_symbols): Set num_section_syms.
(_bfd_elf_symbol_from_bfd_symbol): Check num_section_syms for
the section symbol index.
(BFD_DEFAULT_TARGET_SIZE): New.
(BFD_ARCH_SIZE): Comment.
* configure.in (target_size): New. Set instead of target64 in
selvecs case statement. Set target64 from it.
(bfd_default_target_size): New. Set from taget_size. AC_SUBST.
* bfd-in2.h: Regenerate.
* configure: Regenerate.
(bfd_errmsgs): Add corresponding message.
* archive.c (bfd_generic_archive_p): Don't release bfd_ardata when
finding an archive that contains different format object files.
Return bfd_error_wrong_object_format for this case.
* format.c: Formatting fixes. s/CONST/const/.
(bfd_check_format_matches): Accept archives that give
bfd_error_wrong_object_format if no full match is found. Tidy
code handling matching_vector. Don't return a pointer to freed
memory in `matching'. Handle ambiguous matches as for partial
archive matches.
* bfd-in2.h: Regenerate.
* ieee.c: Add missing prototypes. Some format fixes.
(struct output_buffer_struct): Move for availability to prototypes.
(ieee_part_after): New function.
(ieee_slurp_debug): Use it here.
(ieee_seek): Pass in ieee_data_struct rather than bfd. Use
ieee_part_after to set last_byte to one past end of current part.
Update callers.
(ieee_pos): Pass in ieee_data_struct rather than bfd.
Update callers.
(parse_expression): Don't go beyond the end of the current part.
(ieee_slurp_external_symbols): Correct type passed to read_2bytes.
(ieee_get_symtab_upper_bound, ieee_get_symtab,
ieee_get_symbol_info, ieee_print_symbol, ieee_new_section_hook,
ieee_get_reloc_upper_bound, ieee_canonicalize_reloc, block,
ieee_set_section_contents, ieee_write_object_contents,
ieee_make_empty_symbol): Make static.
(ieee_archive_p): Correct comments regarding bfd_read.
(ieee_object_p): Similarly.
(ieee_mkobject): Move it. Clear output_ptr_start, output_ptr,
output_ptr_end, input_ptr_start, input_ptr, input_ptr_end,
input_bfd, output_bfd, output_buffer.
(do_as_repeat): Write out ieee_set_current_pc_enum value as for
do_with_relocs, ie. as a symbol for relocatable files.
(ieee_vec): Add comments showing functions referenced by macros.
(find_rela_addend): New function.
(parse_comp_unit): Call it to find the abbrev offset addend.
(_bfd_dwarf2_find_nearest_line): Initialize and maintain the new
members of dwarf2_debug as debugging information is read.
* cofflink.c (coff_link_check_ar_symbols): also search for
__imp__symbol as well as _symbol.
* linker.c (_bfd_generic_link_add_archive_symbols): also
search for __imp__symbol as well as _symbol.
