* elf64-alpha.c (elf64_alpha_check_relocs): Only use the same
ALLOC|LOAD flags as the source section for debugging sections
when creating the reloc section.
and _bfd_elfcore_strndup.
(struct elf_backend_data): Add elf_backend_grok_prstatus
and elf_backend_grok_psinfo.
* elf.c (_bfd_elfcore_make_pseudosection): New function.
(elfcore_grok_prstatus): Use it.
(elfcore_make_note_pseudosection): Likewise.
(elfcore_strndup): Rename to...
(_bfd_elfcore_strndup): Here, and make global.
(elfcore_grok_psinfo): Use _bfd_elfcore_strndup.
(elfcore_grok_note): Call elf_backend_grok_prstatus
and elf_backend_grok_psinfo if available.
* elf32-mips.c (_bfd_elf32_mips_grok_prstatus): New function.
(_bfd_elf32_mips_grok_psinfo): New function.
(elf_backend_grok_prstatus): Define.
(elf_backend_grok_psinfo): Define.
* elfxx-target.h (elf_backend_grok_prstatus): Default to NULL.
(elf_backend_grok_psinfo): Likewise.
(elfNN_bed): Include elf_backend_grok_prstatus and
elf_backend_grok_psinfo.
* elf32-hppa.c (elf32_hppa_finish_dynamic_sections): Check if
hplink->sgot is NULL before filling GOT. Checck if hplink->splt
is NULL before filling PLT.
* elf32-hppa.c (elf32_hppa_check_relocs): Don't make syms dynamic
here..
(elf32_hppa_adjust_dynamic_symbol): ..nor here..
(allocate_plt_and_got_and_discard_relocs): .. instead do so here
after gc has run.
* elf32-hppa.c (RELATIVE_DYNAMIC_RELOCS): Delete.
(IS_ABSOLUTE_RELOC): Define.
(elf32_hppa_link_hash_entry): Always include reloc_entries field.
(hppa_link_hash_newfunc): Always init it.
(elf32_hppa_check_relocs): Mark symbols as ELF_LINK_NON_GOT_REF to
create COPY relocs only when the reloc is in a read-only section.
Instead, allocate space for a dynamic reloc to reference the
library symbol directly. Keep track of space we allocate using
relocs_entries.
(hppa_discard_copies): Delete, and move code to..
(allocate_plt_and_got): ..here. Rename to
allocate_plt_and_got_and_discard_relocs. Remove unneeded dynamic
relocs for non-shared link.
(elf32_hppa_size_dynamic_sections): Update calls to above.
(elf32_hppa_relocate_section): Write out the dynamic relocs used
in lieu of COPY relocs.
here..
(elf_i386_adjust_dynamic_symbol): ..nor here..
(allocate_plt_and_got_and_discard_relocs): .. instead do so here
after gc has run.
(elf_i386_size_dynamic_sections): Fix a comment.
(elf_i386_relocate_section <R_386_32, R_386_PC32>): Rearrange code
involved in writing reloc out.
Ensure syms are dynamic if we might be emitting a reloc.
(allocate_plt_and_got_and_discard_relocs): Don't discard relocs
for undefweak or undefined syms..
(elf_i386_relocate_section <R_386_32, R_386_PC32>): .. and emit.
* elf32-i386.c (elf_i386_relocate_section): Check the
ELF_LINK_HASH_DEF_DYNAMIC to see if a symbol is not defined
in the regular object file and treat the weak definition as
the normal one.
unresolved_reloc test to exclude cases where we use "relocation"
before setting it to point into the .got. Reinstate fudge for
unresolved relocs in debugging sections.
* elf32-i386.c (elf_i386_check_relocs): Tweak condition under
which .got created. Mark symbols used by R_386_32 and R_386_PC32
relocs as ELF_LINK_NON_GOT_REF to create COPY relocs only when the
reloc is in a read-only section. Instead, allocate space for a
dynamic reloc to reference the library symbol directly. Keep
track of space we allocate using pcrel_relocs_copied.
(discard_copies): Delete, and move code to ..
(allocate_plt_and_got): ..here. Rename to
allocate_plt_and_got_and_discard_relocs. Remove unneeded dynamic
relocs for non-shared link.
(elf_i386_size_dynamic_sections): Update calls to above functions.
(elf_i386_relocate_section): Write out the dynamic relocs. Add
more ugly logic to avoid "unresolvable relocation" error. Use
htab shortcut in place of elf_hash_table macro.
(elf_i386_finish_dynamic_sections): Allow that dynamic .got may
not always be created now.
allocate local .got space. Use shortcuts from hash table for .got
and .plt rather than comparing section names.
(elf32_hppa_check_relocs): Use local_plt_refcounts var rather than
adjusting index into local_got_refcounts to document what we are
really doing.
(elf32_hppa_relocate_section): Similarly for local_plt_offsets.
Tidy .got and .plt error checking.
Mention that the GNU linker is aware of input-output format
restrictions when generating relocatable output. Make new
paragraph for final-link case.
(BFD target vector swap): Fix typo.
elf_backend_emit_relocs: New field: Function for emitting
relocs.
elf_backend_count_relocs: New field: Function for determining
the number of relocs to be emitted.
* elfxx-target.h: Provide default (NULL) values for
elf_backend_emit_relocs and elf_backend_count_relocs.
* elflink.h (elf_link_size_reloc_section): Make the hash table
big enough to hold the relocs counted by either reloc_count or
o->reloc_count.
(elf_bfd_final_link) emit_relocs: New boolean, set if relocs
should be emitted, either because of a command line option
stored in the info structure or because the target provides a
special reloc emitting function.
If the target provides a reloc counting function use it,
unless performing a relocatable link or emitting all relocs.
Also set the SEC_RELOC flag on any output section which will
contain relocs.
(elf_link_input_bfd): emit_relocs: New boolean, set if relocs
should be emitted, either because of a command line option
stored in the info structure or because the target provides a
special reloc emitting function.
If the target provides a reloc emitting function, use it,
unless performing a relocatable link or emitting all relocs.
export_dynamic. All users changed to use info member.
NAME(bfd_elf,size_dynamic_sections)): Remove parameter
export_dynamic, instead use member in parameter info.
* bfd-in.h (bfd_elf32_size_dynamic_sections,
bfd_elf64_size_dynamic_sections): Update prototype.
* bfd-in2.h: Regenerate.
* elflink.h (elf_info_failed): Add a new field, verdefs.
(NAME(bfd_elf,size_dynamic_sections): Pass verdefs to
elf_export_symbol.
(elf_export_symbol): Check eif->verdefs to decide if a symbol
should be exported.
* elf32-mips.c (mips_elf_link_hash_entry): Add a new field,
readonly_reloc, to record if a relocation in the .rel.dyn
section is against a read-only section.
(mips_elf_link_hash_newfunc): Initialize the readonly_reloc
field to false.
(_bfd_mips_elf_check_relocs): Record if there is a relocation
in the .rel.dyn section against a read-only section by setting
DF_TEXTREL or readonly_reloc.
(_bfd_mips_elf_copy_indirect_symbol): Copy readonly_reloc if
it is true.
(_bfd_mips_elf_adjust_dynamic_symbol): Record DF_TEXTREL if
there is a relocation in the .rel.dyn section against a
read-only section.
(_bfd_mips_elf_size_dynamic_sections): Set DT_TEXTREL if
DF_TEXTREL is set.
* elf64-x86-64.c (elf64_x86_64_finish_dynamic_symbol): Add an
assertion.
(elf64_x86_64_check_relocs): Fix VTENTRY relocation; set an
alignment of 8 for .rela sections; handle further relocations.
discard_copies, and use elf_link_hash_entry arg rather than
elf_i386_link_hash_entry.
(elf_i386_link_hash_traverse): Delete.
(elf_i386_size_dynamic_sections): Adjust call to discard_copies.
Tidy sizing of dynamic sections.
(elf_i386_check_relocs <R_386_32, R_386_PC32>): Reference count
possible .plt entries.
(elf_i386_gc_sweep_hook): Likewise.
(elf_i386_adjust_dynamic_symbol): Discard .plt entries for
everything with plt.refcount <= 0.
* elf32-i386.c (elf_i386_check_relocs): Don't allocate .got and
.relgot space here.
(elf_i386_gc_sweep_hook): ..and no need to deallocate here..
(elf32_hppa_adjust_dynamic_symbol): ..and don't allocate .plt and
.rel.plt here..
(allocate_plt_and_got): ..instead do it all here. New function.
(elf_i386_size_dynamic_sections): Allocate local .got space and
call allocate_plt_and_got. No need to zap .relgot if not dynamic.
(bfd_elf32_bfd_final_link): Delete. (ie. use regular final link
rather than gc variety).
(WILL_CALL_FINISH_DYNAMIC_SYMBOL): Define.
(elf_i386_relocate_section): Use it here and correct handling of
R_386_GOT32. Provide section and offset for "unresolvable
relocation" error message.
(elf_i386_finish_dynamic_symbol): Correct handling of R_386_GOT32.
* elf32-i386.c (struct elf_i386_link_hash_table): Add sgot,
sgotplt, srelgot, splt, srelplt, sdynbss, srelbss fields.
(elf_i386_link_hash_table_create): Init them.
(create_got_section): New function.
(elf_i386_create_dynamic_sections): New function.
(elf_backend_create_dynamic_sections): Set to above.
(elf_i386_check_relocs): Use shortcuts from hash table rather than
calling bfd_get_section_by_name.
(elf_i386_gc_sweep_hook): Likewise.
(elf_i386_adjust_dynamic_symbol): Likewise.
(elf_i386_size_dynamic_sections): Likewise.
(elf_i386_relocate_section): Likewise.
(elf_i386_finish_dynamic_sections): Likewise.
H.J. Lu