* elfxx-target.h (bfd_elfNN_get_synthetic_symtab): Only define
if not yet defined.
* elf64-ppc.c (bfd_elf64_get_synthetic_symtab): Define.
(synthetic_opd, synthetic_relocatable): New variables.
(compare_symbols, compare_relocs): New helper routines.
(ppc64_elf_get_synthetic_symtab): New function.
* bfd.c (bfd_get_synthetic_symtab): Rename dynsyms argument
to relsyms.
* bfd-in2.h: Regenerated.
* elf.c (_bfd_elf_get_synthetic_symtab): Rename dynsyms argument
to relsyms. Return 0 if abfd is relocatable.
binutils/
* objdump.c (dump_bfd): For relocatable objects, pass syms instead
of dynsyms to bfd_get_synthetic_symtab.
Nick Clifton <nickc@redhat.com>
PR 290
* bfd.c (_bfd_default_error_handler): Make it global.
* elf-bfd.h (elf_backend_data): Add link_order_error_handler.
* elf.c (assign_section_numbers): Cope gracefully with sections
which have SHF_LINK_ORDER set but no sh_link set up.
* elflink.c (elf_get_linked_section_vma): Likewise.
* elfxx-ia64.c (elf_backend_link_order_error_handler): New. Set
it to NULL.
* elfxx-target.h (elf_backend_link_order_error_handler): New.
Set it to _bfd_default_error_handler.
(elfNN_bed): Add elf_backend_link_order_error_handler.
* libbfd-in.h (_bfd_default_error_handler): New.
* libbfd.h: Regenerated.
2004-07-26 H.J. Lu <hongjiu.lu@intel.com>
* elf-bfd.h (bfd_elf_section_data): Add a pointer for the
linked-to section.
(elf_linked_to_section): New.
* elf.c (assign_section_numbers): Set up sh_link for
SHF_LINK_ORDER.
* elfxx-ia64.c (elfNN_ia64_final_write_processing): Set sh_info
to sh_link for SHT_IA_64_UNWIND sections.
gas/
2004-07-26 H.J. Lu <hongjiu.lu@intel.com>
* config/tc-ia64.c (start_unwind_section): Set the linked-to
section.
(ia64_elf_section_change_hook): Set the linked-to section for
SHT_IA_64_UNWIND.
2004-07-19 H.J. Lu <hongjiu.lu@intel.com>
* bfd-in.h (dynamic_lib_link_class): Add DYN_NO_ADD_NEEDED and
DYN_NO_NEEDED.
(bfd_elf_get_dyn_lib_class): New prototype.
* elf.c (bfd_elf_get_dyn_lib_class): New function.
* elflink.c (elf_link_add_object_symbols): Check DYN_AS_NEEDED,
DYN_DT_NEEDED and DYN_NO_NEEDED bits to see if a DT_NEEDED
entry is needed. Issue an error if a DT_NEEDED entry is needed
for a file marked DYN_NO_NEEDED.
(elf_link_check_versioned_symbol): Check the DYN_DT_NEEDED bit
for DT_NEEDED tags.
* bfd-in2.h: Regenerated.
ld/
2004-07-19 H.J. Lu <hongjiu.lu@intel.com>
* emultempl/elf32.em (gld${EMULATION_NAME}_load_symbols): Also
check the add_needed field.
(dt_needed): New struct.
(gld${EMULATION_NAME}_try_needed): Change the first argument
to a pointer to struct dt_needed. Check the DYN_NO_ADD_NEEDED
bit in the file where the DT_NEEDED entry comes from.
(gld${EMULATION_NAME}_search_needed): Change the second
argument to a pointer to struct dt_needed.
(gld${EMULATION_NAME}_check_ld_so_conf): Updated.
(gld${EMULATION_NAME}_after_open): Likewise.
* ld.texinfo: Add --add-needed document.
* ldlang.c (new_afile): Set p->add_needed.
* ldlang.h (lang_input_statement_type): Add add_needed field.
* ldmain.h (add_needed): Declare.
* ldmain.c (add_needed): New global var.
* lexsup.c (option_values): Add OPTION_ADD_NEEDED and
OPTION_NO_ADD_NEEDED.
(ld_options): Likewise.
(parse_args): Handle them.
* elf.c (_bfd_elf_make_section_from_shdr): Don't set SEC_EXCLUDE
for SHT_GROUP sections.
ld/
* ldlang.c (lang_add_section): Set SEC_EXCLUDE for SEC_GROUP
sections when doing a final link. Clear SEC_EXCLUDE when doing
a relocable link, except for SEC_DEBUGGING sections.
* emultempl/elf32.em (gld${EMULATION_NAME}_place_orphan): Use the
same condition here to drop SEC_EXCLUDE orphan sections.
* elf.c (bfd_section_from_shdr): Maintain the section order in
a section group.
(special_sections): Add ".note.GNU-stack".
(elf_fake_sections): Handle section group for relocatable
link..
* elf.c (vma_page_aligned_bias): New function.
(assign_file_positions_except_relocs)
(assign_file_positions_for_segments): Replace broken modulo
arithmetic with call to vma_page_aligned_bias.
* elf.c (swap_out_syms): Use it to decide whether local section
symbols should be named.
* elfxx-target.h (elf_backend_name_local_section_symbols): New macro.
* elfxx-mips.h (_bfd_mips_elf_name_local_section_symbols): Declare.
(elf_backend_name_local_section_symbols): Define.
* elfxx-mips.c (_bfd_mips_elf_name_local_section_symbols): New.
* elf-bfd.h (ELF_LINK_POINTER_EQUALITY_NEEDED): Define new flag.
* elf.c (_bfd_elf_link_hash_copy_indirect): Copy it.
* elf32-i386.c (elf_i386_copy_indirect_symbol): Likewise.
(elf_i386_check_relocs): Set it.
(elf_i386_finish_dynamic_symbol): If it is not set,
clear st_value of SHN_UNDEF symbol.
sections with the same name.
(elfcore_grok_lwpstatus): Likewise.
(elfcore_grok_win32pstatus): Likewise.
(elfcore_grok_note): Likewise.
(elfcore_grok_nto_status): Likewise.
(elfcore_grok_nto_gregs): Likewise.
* elf64-ppc.c (get_fdh): New function, split out from
ppc64_elf_edit_opd.
(ppc64_elf_check_relocs): Use get_fdh.
(func_desc_adjust): Likewise. Tidy.
(ppc64_elf_edit_opd): Tighten reloc checks. Free local_syms on error
exit. Use get_fdh. Account for superfluous dynamic relocs.
(ppc64_elf_relocate_section): Warning fix.
2003-07-25 H.J. Lu <hongjiu.lu@intel.com>
* elf.c (_bfd_elf_new_section_hook): Set the default section
type to SHT_NULL.
(elf_fake_sections): Set the section type based on asect->flags
if it is SHT_NULL. Don't abort on processor specific section
types.
gas/
2003-07-25 H.J. Lu <hongjiu.lu@intel.com>
* config/obj-elf.c (obj_elf_change_section): Update
elf_section_type and elf_section_flags only when they are
specified.
* elf.c (bfd_elf_bfd_from_remote_memory): New function.
* bfd-in.h: Declare it.
* elfcode.h (NAME(_bfd_elf,bfd_from_remote_memory)): New function.
* elf-bfd.h (struct elf_backend_data): New function pointer member
elf_backend_bfd_from_remote_memory.
(_bfd_elf32_bfd_from_remote_memory, _bfd_elf64_bfd_from_remote_memory):
Declare them.
* elfxx-target.h (elf_backend_bfd_from_remote_memory): New macro.
(elfNN_bed): Add that to the initializer.
2003-05-15 Roland McGrath <roland@redhat.com>
* elf.c (elfcore_grok_note): Grok NT_AUXV note, make ".auxv" section.
(struct elf_link_hash_entry): Add "glist" and "plist" fields to
"got" union, and declare as gotplt_union. Use gotplt_uinion for
"plt" field.
(struct elf_link_hash_table): Make "init_refcount" a gotplt_union.
Add "init_offset" field.
(struct elf_obj_tdata <local_got>): Add "struct got_entry **" to union.
(elf_local_got_ents): Declare.
* elf.c (_bfd_elf_link_hash_newfunc): Adjust initialization of "got"
and "plt".
(_bfd_elf_link_hash_hide_symbol): Use "init_offset".
(_bfd_elf_link_hash_table_init): Set "init_offset".
* elflink.h (NAME(bfd_elf,size_dynamic_sections)): Set init_refcount
from init_offset.
(elf_adjust_dynamic_symbol): Set plt and got offsets using init_offset.
* elf.c (bfd_elf_local_sym_name): Split out from..
(group_signature): ..here.
* elf-bfd.h (bfd_elf_local_sym_name): Declare.
(assign_file_positions_for_segments): Only adjust off/voff
for increased alignment in PT_LOAD or PT_NOTE segment,
but adjust p_filesz for .tbss too. in PT_LOAD consider
.tbss to have zero memory size.
(copy_private_bfd_data) [SECTION_SIZE]: Define.
[IS_CONTAINED_BY_VMA, IS_CONTAINED_BY_LMA]: Use it.
[INCLUDE_SECTION_IN_SEGMENT]: Only put SHF_TLS sections
into PT_TLS segment. Never put SHF_TLS sections in
segments other than PT_TLS or PT_LOAD.
* elf64-alpha.c (elf64_alpha_finish_dynamic_sections): Clear .plt
sh_entsize.
(_bfd_elf_discard_section_eh_frame): Don't discard duplicate CIEs
on a relocatable link. Comment typos.
* elf.c (_bfd_elf_link_hash_newfunc): Assign elements of structure
in the order they are declared. Clear elf_hash_value too.
(_bfd_elf_link_hash_table_init): Likewise assign in order. Clear
eh_info and tls_segment.
* elflink.h (elf_link_input_bfd <emit_relocs>): Keep reloc offsets
sorted when discarding relocs by turning them into R_*_NONE.
* libbfd.c (warn_deprecated): Comment spelling.
* po/SRC-POTFILES.in: Regenerate.
(elf_bfd_final_link): Don't bother zeroing symtab_hdr fields.
Set up a larger symshndxbuf, and write it out. Free it on
exit rather than freeing symbuf twice. Correct section index
on output section symbol loop.
(elf_link_output_sym): Accumulate symbol extension section
indices, reallocating symshndxbuf rather than writing it out.
(elf_link_flush_output_syms): Don't flush symshndxbuf.
* elf.c (assign_section_numbers): Init i_shdrp to all zero.
Use bfd_zalloc to clear i_shdrp[0] too.
* ldlang.c (lang_add_section): Don't turn .tbss into normal sections
for relocatable link.
(lang_size_sections_1): Don't make .tbss zero size for relocatable
link.
(IS_SOLARIS_PT_INTERP): Add p_paddr and p_memsz checks.
(INCLUDE_SECTION_IN_SEGMENT): Remove IS_SOLARIS_PT_INTERP.
(copy_private_bfd_data): Set p_vaddr on broken Solaris PT_INTERP
segments.
"group" union.
(elf_group_name): Update.
(elf_group_id): Define.
(bfd_elf_set_group_contents): Declare.
* elf.c (elf_fake_sections): Qualify use of elf_group_name.
(set_group_contents): Rename to bfd_elf_set_group_contents. Remove
ATTRIBUTE_UNUSED from failedptrarg. If elf_group_id is set, use
that sym for the signature.
(_bfd_elf_compute_section_file_positions): Don't call
set_group_contents for "ld -r" case.
(swap_out_syms): Use bfd_zalloc.
* elflink.h (elf_link_add_archive_symbols): Likewise.
(NAME(bfd_elf,size_dynamic_sections)): Likewise.
(elf_bfd_final_link): Call bfd_elf_set_group_contents.
extracting section symbol names.
(setup_group): Add comment.
(set_group_contents): When called from objcopy or ld, arrange for
section contents to be written. Write group member output section
indices to allow objcopy to reorganize sections.
(_bfd_elf_copy_private_section_data): Copy group info.
(bfd_section_from_shdr): Likewise. Set section name of group
sections from signature.
(group_signature): Split out from setup_group. Ensure symbol table
is available.
(bfd_elf_discard_group): New function.
(_bfd_elf_make_section_from_shdr): Don't set SEC_LINK_ONCE on
.gnu.linkonce* sections if they are members of a group.
(set_group_contents): Set GRP_COMDAT flag.
* section.c (bfd_discard_group): New function.
* bfd-in.h (bfd_elf_discard_group): Declare.
* bfd-in2.h: Regenerate.
* elf-bfd.h (struct bfd_elf_section_data): Add linkonce_p field.
(elf_linkonce_p): Define.
Jakub Jelinek
Alan Modra
H.J. Lu
Nick Clifton
Bob Wilson
Nathan Sidwell
Andrew Cagney
Richard Sandiford
Kazu Hirata
Alexandre Oliva
Mark Kettenis
Daniel Jacobowitz
Roland McGrath
Andrew Haley