(allocate_dynrelocs): Merge got entries here if not doing multi-toc.
(ppc64_elf_size_dynamic_sections): Similarly merge tlsld_got.
(ppc64_elf_layout_multitoc): Don't resize if we have already
merged got entries.
* elf/sparc.h (R_SPARC_JMP_IREL, R_SPARC_IRELATIVE): Define.
bfd/
* reloc.c (BFD_RELOC_SPARC_JMP_IREL): New.
(BFD_RELOC_SPARC_IRELATIVE): Likewise.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* elfxx-sparc.h (_bfd_sparc_elf_link_hash_table): Add loc_hash_table
and loc_hash_memory.
(_bfd_sparc_elf_link_hash_table_free): Declare.
* elf32-sparc.c (elf32_sparc_add_symbol_hook): New.
(elf_backend_add_symbol_hook, elf_backend_post_process_headers,
bfd_elf32_bfd_link_hash_table_free): Define.
* elf64-sparc.c (elf64_sparc_add_symbol_hook): Set
has_ifunc_symbols if STT_GNU_IFUNC.
(bfd_elf64_bfd_link_hash_table_free): Define.
(elf_backend_post_process_headers): Define always.
* elfxx-sparc.c (sparc_jmp_irel_howto, sparc_irelative_howto): New.
(sparc_reloc_map): Add entries for new IFUNC relocs.
(_bfd_sparc_elf_reloc_type_lookup): Handle new IFUNC relocs.
(_bfd_sparc_elf_info_to_howto_ptr): Likewise.
(elf_sparc_local_htab_hash, elf_sparc_local_htab_eq,
elf_sparc_get_local_sym_hash): New.
(_bfd_sparc_elf_create_dynamic_sections): Move PLT ops initialization
from here...
(_bfd_sparc_elf_link_hash_table_create): ... to here. Allocate
local hash table.
(_bfd_sparc_elf_link_hash_table_free): New.
(create_ifunc_sections): New.
(_bfd_sparc_elf_check_relocs): Unconditionally assign htab->elf.dynobj
and call create_ifunc_sections(). For local STT_GNU_IFUNC symbols
cons up a fake local hash table entry for it. Unconditionally add
a PLT refcount for STT_GNU_IFUNC symbols when h->def_regular. Count
dyn relocs for ifunc.
(_bfd_sparc_elf_adjust_dynamic_symbol): Handle ifunc.
(allocate_dynrelocs): Unconditionally emit a PLT entry when STT_GNU_IFUNC
and h->def_regular. Count GOT dyn relocs for ifunc.
(allocate_local_dynrelocs): New function.
(_bfd_sparc_elf_size_dynamic_sections): Invoke it over the local hash table.
Emit dynamic relocs to irelplt when not shared. Treat iplt like splt.
(_bfd_sparc_elf_relocate_section): Handle ifunc relocations by hand.
(_bfd_sparc_elf_finish_dynamic_symbol): Adjust for non-dynamic ifunc plt
in iplt/irelplt.
ld/testsuite/
* ld-ifunc/ifunc.exp: Run for sparc.
* elfxx-sparc.h (struct _bfd_sparc_elf_link_hash_table): Remove sgot,
srelgot, splt, srelplt, and sgotplt members in favor of generic copies.
* elfxx-sparc.c (create_got_section): Delete.
(_bfd_sparc_elf_create_dynamic_sections): Don't call, the dynamic
section creator does that work for us. Use ->elf.foo instead of
->foo where applicable.
(_bfd_sparc_elf_check_relocs): Use ->elf.foo instead of ->foo
where applicable.
(allocate_dynrelocs): Likewise.
(_bfd_sparc_elf_size_dynamic_sections): Likewise.
(_bfd_sparc_elf_relocate_section): Likewise.
(sparc_vxworks_build_plt_entry): Likewise.
(_bfd_sparc_elf_finish_dynamic_symbol): Likewise.
(sparc_finish_dyn): Likewise.
(sparc_vxworks_finish_exec_plt): Likewise.
(sparc_vxworks_finish_shared_plt): Likewise.
(_bfd_sparc_elf_finish_dynamic_sections): Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Use the SYMBOL_*
macros for visibilty and locality checks.
(_bfd_sparc_elf_adjust_dynamic_symbol): Likewise.
(allocate_dynrelocs): Likewise.
(_bfd_sparc_elf_relocate_section): Likewise.
(_bfd_sparc_elf_finish_dynamic_symbol):Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_finish_dynamic_symbol): Remove set
but never used local var 'dynobj'.
* elfxx-sparc.c (_bfd_sparc_elf_adjust_dynamic_symbol): Handle
nocopyreloc.
* elf64-ppc.c (struct plt_entry): Move earlier in file.
(struct got_entry): Likewise. Add is_indirect and got.ent fields.
(struct ppc64_elf_obj_tdata): Change tlsld_got to be a struct got_entry.
Update all uses.
(struct ppc_link_hash_table): Add got_reli_size and second_toc_pass.
Remove no_multi_toc.
(update_local_sym_info, ppc64_elf_check_relocs): Clear is_indirect
when allocating a new struct got_entry.
(allocate_got): New function, extracted from..
(allocate_dynrelocs): ..here. Abort on got entry in non-ppc64 bfd.
(ppc64_elf_size_dynamic_sections): Track got relocs allocated in
.reliplt by got_reli_size. Set owner on ppc64_tlsld_got entries.
(ppc64_elf_setup_section_lists): Remove output_bfd param and
no_multi_toc, add add_stub_section and layout_sections_again. Stash
new params in htab. Extract some code to..
(ppc64_elf_start_multitoc_partition): ..here. New function.
(ppc64_elf_next_toc_section): Check for linker script errors. Handle
second pass toc scan.
(merge_got_entries, merge_global_got, reallocate_got): New functions.
(ppc64_elf_reinit_toc): Rename to..
(ppc64_elf_finish_multitoc_partition): ..this.
(ppc64_elf_layout_multitoc): New function.
(ppc64_elf_size_stubs): Delete output_bfd, add_stub_section and
layout_sections_again params.
(ppc64_elf_relocate_section): Handle indirect got entries.
* elf64-ppc.h: Update prototypes. Declare new functions.
ld/
* emultempl/ppc64elf.em (build_toc_list): Report errors from
ppc64_elf_next_toc_section.
(after_allocation): Update for changed function names and params.
Run second pass of multitoc partitioning.
bfd/
2010-01-26 Alan Modra <amodra@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
PR ld/11218
* elflink.c (elf_link_output_extsym): Do not ignore undefined
symbols with ref_regular set when gc_sections is active.
ld/testsuite/
2010-01-26 H.J. Lu <hongjiu.lu@intel.com>
PR ld/11218
* ld-gc/dummy.s: New.
* ld-gc/pr11218-1.c: Likewise.
* ld-gc/pr11218-2.c: Likewise.
* ld-gc/pr11218.d: Likewise.
