2011-05-16 H.J. Lu <hongjiu.lu@intel.com>
* ld-scripts/phdrs.exp: Replace --private with
--private-headers for objdump.
* ld-scripts/phdrs2.exp: Likewise.
* elfxx-mips.c (_bfd_mips_elf_check_relocs): Record both local and
global GOT entries for GOT_PAGE relocations against global symbols.
ld/testsuite/
* lib/ld-lib.exp (run_ld_link_tests): Simplify pass/fail logic.
Fail if the link command fails and if no test rules are defined.
* ld-mips-elf/reloc-6a.s, ld-mips-elf/reloc-6b.s: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
default_ld_assemble.
(ld_assemble_flags): New function.
* ld-elf/frame.exp: Pass -mpic and -mpid flags to the assembler on
tic6x.
* ld-elf/exclude.exp: Likewise.
* lib/ld-lib.exp (default_ld_assemble): Take extra argument in_flags
and pass it to the assembler.
PR ld/12365
* cofflink.c (bfd_coff_link_input_bfd): Check for and warn about
references to symbols defined in discarded sections.
ld/ChangeLog:
PR ld/12365
* scripttempl/pe.sc (__rt_psrelocs_start): New symbol definition.
(__rt_psrelocs_end): Likewise.
(__rt_psrelocs_size): Likewise difference between the above.
(__RUNTIME_PSEUDO_RELOC_LIST_END__): Move outside .rdata section
immediately after end of pseudo-reloc data.
(___RUNTIME_PSEUDO_RELOC_LIST_END___): Likewise.
(__RUNTIME_PSEUDO_RELOC_LIST__): Move outside .rdata section and
calculate backward from list end.
(___RUNTIME_PSEUDO_RELOC_LIST___): Likewise.
* scripttempl/pep.sc: Likewise.
ld/testsuite/ChangeLog:
PR ld/12365
* ld-plugin/plugin-7.d: Allow underscore in error message.
* ld-plugin/plugin-8.d: Likewise.
* elf32-arm.c (cortex_a8_erratum_scan): If the stub is a Thumb
branch to a PLT entry, redirect it to the PLT's Thumb entry point.
ld/testsuite/
* ld-arm/cortex-a8-fix-b-plt.s, ld-arm/cortex-a8-fix-b-plt.d,
ld-arm/cortex-a8-fix-bcc-plt.s, ld-arm/cortex-a8-fix-bcc-plt.d,
ld-arm/cortex-a8-fix-bl-plt.s, ld-arm/cortex-a8-fix-bl-plt.d,
ld-arm/cortex-a8-fix-blx-plt.s, ld-arm/cortex-a8-fix-blx-plt.d,
ld-arm/cortex-a8-fix-plt.ld: New tests.
* ld-arm/arm-elf.exp: Run them.
* elf32-tic6x.c (elf32_tic6x_final_link): New function.
(elf32_tic6x_merge_attributes): Do not warn for PID or PIC
mismatch. Choose the lower of the two values.
(bfd_elf32_bfd_final_link): New macro.
ld/testsuite/
* ld-tic6x/shared-nopic.d: New test.
* ld-tic6x/shared-nopid.d: New test.
* ld-tic6x/attr-pid-21.d: Don't expect a warning; check readelf
output instead.
* ld-tic6x/attr-pid-12.d: Likewise.
* ld-tic6x/attr-pic-01.d: Likewise.
* ld-tic6x/attr-pic-10.d: Likewise.
* ld-tic6x/attr-pid-01.d: Likewise.
* ld-tic6x/attr-pid-10.d: Likewise.
* ld-tic6x/attr-pid-02.d: Likewise.
* ld-tic6x/attr-pid-20.d: Likewise.
* ld-tic6x/got-reloc-inrange.d: Pass -mpic and -mpid options to gas.
(dwcfi_hash): New static hash variable.
(get_debugseg_name): New.
(alloc_debugseg_item): New.
(make_debug_seg): New.
(dwcfi_hash_insert): New.
(dwcfi_hash_find): New.
(dwcfi_hash_find_or_make): New.
(cfi_insn_data): New member cur_seg.
(cie_entry): Likewise.
(fde_entry): New cseg and handled members.
(alloc_fde_entry): Initialize cseg member.
(alloc_cfi_insn_data): Initialize cur_seg member.
(dot_cfi_sections): Compare for beginning of
section names via strncmp.
(get_cfi_seg): New.
(cfi_finish): Treat link-once sections.
(is_now_linkonce_segment): New local helper.
(output_cie): Ignore cie entries not member of current
segment.
(output_fde): Likewise.
(select_cie_for_fde): Likewise.
(cfi_change_reg_numbers): Add new argument for current segment
and ignore insn elements, if not part of current segment.
* ehopt.c (get_cie_info): Use strncmp for
section name matching.
(heck_eh_frame): Likewise.
* coffcode.h (sec_to_styp_flags): Allow linkonce for
debugging sections.
* scripttempl/pe.sc: Handle .eh_frame($|.)* sections.
* scripttempl/pep.sc: Likewise.
* ld-pe/pe.exp: Add cfi/cfi32 tests.
* ld-pe/cfi.d: New.
* ld-pe/cfi32.d: New.
* ld-pe/cfia.s: New.
* ld-pe/cfib.s: New.
PR ld/12696
include/
* bfdlink.h (ENUM_BITFIELD): Define.
(struct bfd_link_hash_entry): Make "type" a bitfield. Add "non_ir_ref".
(struct bfd_link_callbacks <notice>): Pass bfd_link_hash_entry pointer
rather than "name".
bfd/
* coff-aux.c (coff_m68k_aux_link_add_one_symbol): Update "notice" call.
* linker.c (_bfd_link_hash_newfunc): Clear bitfields.
(_bfd_generic_link_add_one_symbol): Update "notice" call.
* elflink.c (_bfd_elf_merge_symbol): Don't skip weak redefs when
it is a redef of an IR symbol in a real BFD.
ld/
* ldmain.c (notice): Delete "name" param, add "h".
* plugin.c (plugin_notice): Likewise. Set non_ir_ref. Handle
redefinitions of IR symbols in real BFDs.
(plugin_multiple_definition, plugin_multiple_common): Delete.
(non_ironly_hash, init_non_ironly_hash): Delete.
(is_visible_from_outside): Traverse entry_symbol chain.
(get_symbols): Use non_ir_ref flag rather than hash lookup.
* hash.c (bfd_default_hash_table_size): Make it an unsigned long.
(bfd_hash_table_init_n): Overflow checking.
(bfd_hash_set_default_size): Return current size. Take unsigned long
arg. Add 65537 to hash_size primes.
* bfd-in.h (bfd_hash_set_default_size): Update prototype.
* bfd-in2.h: Regenerate.
gas/
* hash.c (set_gas_hash_table_size): Use bfd_hash_set_default_size.
(hash_new_sized): New function, split out from..
(hash_new): ..here.
ld/
* ld.h (ld_config_type <hash_table_size>): Make it an unsigned long.
bfd/
* elfcode.h (elf_slurp_symbol_table): Put common plugin IR symbols
in their own common section.
* elflink.c (elf_link_add_object_symbols): Likewise.
* linker.c (generic_link_check_archive_element): Don't lose flags
if common section is pre-existing.
(_bfd_generic_link_add_one_symbol): Likewise.
ld/
* ldfile.c (ldfile_try_open_bfd): Move code creating and switching
to plugin IR BFD..
* ldmain.c (add_archive_element): ..and similar code here..
* plugin.c (plugin_maybe_claim): ..to here. New function.
(plugin_call_claim_file): Make static.
(asymbol_from_plugin_symbol): Set ELF st_shndx for common syms.
(plugin_multiple_common): New function.
(plugin_call_all_symbols_read): Hook in plugin_multiple_common.
* plugin.h (plugin_call_claim_file): Don't declare.
(plugin_maybe_claim): Declare.
* ldlang.c (enum open_bfd_mode): New.
(open_input_bfds): Replace "force" param with "mode". Reload
archives for rescan. Update all callers.
(lang_process): Make another open_input_bfds pass for plugins.
