Regenerate.
[deliverable/binutils-gdb.git] / gold / ChangeLog
index ce00f17eca4e8cd66301bf9338b3aa016624226c..76cb658a104c68cf946748f4abc90e53f71c84be 100644 (file)
@@ -1,3 +1,426 @@
+2012-11-08  Alan Modra  <amodra@gmail.com>
+
+       * po/POTFILES.in: Regenerate.
+
+2012-11-05  Alan Modra  <amodra@gmail.com>
+
+       * configure.ac: Apply 2012-09-10 change to config.in here.
+       * configure: Regenerate.
+
+2012-11-05  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Powerpc_relobj): Delete "Offset" typedef.
+       (struct Opd_ent): Use "Address" rather than "Offset".
+       (Output_data_got_powerpc::got_base_offset): Return Valtype.
+       (Target_powerpc::got_section): Make public.
+       (Target_powerpc::scan_relocs): Move code setting symbols..
+       (Powerpc_relobj::do_scan_relocs): ..to here, new function.
+       Create _SDA_BASE_ only when referenced.
+
+2012-11-02  Roland McGrath  <mcgrathr@google.com>
+
+       * i386.cc (Target_i386::relocate_relocs): Remove extraneous typename
+       from last change.
+
+2012-11-01  Roland McGrath  <mcgrathr@google.com>
+
+       * target.h (Sized_target::relocate_relocs): Use Elf_Off
+       for offset_in_output_section parameter.
+       (Sized_target::relocate_special_relocatable): Likewise.
+       * arm.cc (Target_arm::relocate_relocs): Likewise.
+       (Target_arm::relocate_special_relocatable): Likewise.
+       * i386.cc (Target_i386::relocate_relocs): Likewise.
+       * powerpc.cc (Target_powerpc::relocate_relocs): Likewise.
+       * sparc.cc (Target_sparc::relocate_relocs): Likewise.
+       * target-reloc.h (relocate_relocs): Likewise.
+       * testsuite/testfile.cc (Target_test): Likewise.
+       * tilegx.cc (Target_tilegx::relocate_relocs): Likewise.
+       * x86_64.cc (Target_x86_64::relocate_relocs): Likewise.
+
+       * system.h: Move inclusion of <clocale> to after <libintl.h> in
+       [ENABLE_NLS] section, and separately at top of [!ENABLE_NLS] section.
+
+       * descriptors.cc (set_close_on_exec): Add ATTRIBUTE_UNUSED to the
+       parameter, which is unused in the [!F_SETFD] case.
+
+       * dwarf_reader.cc (Sized_elf_reloc_mapper::symbol_section): Cast
+       SYMNDX to off_t before comparing it to this->data_size().
+       * output.cc (Output_symtab_xindex::endian_do_write): Likewise.
+       * incremental.cc (Output_section_incremental_inputs::do_write):
+       Cast GLOBAL_SYM_COUNT to off_t before comparing it to SYMTAB_SIZE.
+
+       * nacl.cc: Include "libiberty.h" for vasprintf declaration.
+
+2012-10-30  Steve McIntyre  <steve.mcintyre@linaro.org>
+
+       * gold.cc (Target_arm::do_adjust_elf_header): Add the
+       hard-float/soft-float ABI flag as appropriate for ET_DYN/ET_EXEC
+       in EABI_VER5.
+
+2012-10-29  Cary Coutant  <ccoutant@google.com>
+
+       * dwp.cc (usage): Add file and exit status parameters;
+       add --help and --version options.
+       (print_version): New function.
+       (main): Add --help and --version options.
+
+2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * testsuite/Makefile.am (MOSTLYCLEANFILES): Add
+       final_layout_sequence.txt.
+       * testsuite/Makefile.in: Regenerated.
+
+2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * testsuite/Makefile.am (COMPILE1): New variable. Renamed from
+       COMPILE generated by automake.
+       (LINK1): Likewise.
+       (CXXCOMPILE1): Likewise.
+       (CXXLINK1): Likewise.
+       (COMPILE): Strip out -Wp,-D_FORTIFY_SOURCE= from COMPILE1.
+       (LINK): Likewise.
+       (CXXCOMPILE): Likewise.
+       (CXXLINK): Likewise.
+       * testsuite/Makefile.in: Regenerated.
+
+2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * dwp.cc (Dwo_file::record_target_info): Issue a fatal error
+       on bad fwrite return.
+
+2012-10-25  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * dwp.cc (Dwo_file::remap_str_offset): Use section_offset_type
+       on val.
+
+2012-10-23  Cary Coutant  <ccoutant@google.com>
+
+       * testsuite/Makefile.am (TEST_OBJCOPY): New macro.
+       * testsuite/Makefile.in: Regenerate.
+       * testsuite/dwp_test.h: New source file.
+       * testsuite/dwp_test_1.cc: New source file.
+       * testsuite/dwp_test_1.s: New source file.
+       * testsuite/dwp_test_1.sh: New source file.
+       * testsuite/dwp_test_1b.cc: New source file.
+       * testsuite/dwp_test_1b.s: New source file.
+       * testsuite/dwp_test_2.cc: New source file.
+       * testsuite/dwp_test_2.s: New source file.
+       * testsuite/dwp_test_2.sh: New source file.
+       * testsuite/dwp_test_main.cc: New source file.
+       * testsuite/dwp_test_main.s: New source file.
+
+2012-10-23  Cary Coutant  <ccoutant@google.com>
+
+       * dwp.h: New header file.
+       * dwp.cc: New source file.
+       * gold.h: Move shared declarations to system.h.
+       * system.h: New header file.
+       * Makefile.am: Add dwp.
+       * Makefile.in: Regenerate.
+
+2012-10-23  Cary Coutant  <ccoutant@google.com>
+
+       * dwarf_reader.cc (Dwarf_ranges_table::read_range_list): Call
+       Dwarf_info_reader::read_from_pointer.
+       (Dwarf_pubnames_table::read_header): Likewise.
+       (Dwarf_pubnames_table::next_name): Likewise.
+       (Dwarf_die::read_attributes): Likewise.
+       (Dwarf_die::skip_attributes): Likewise.
+       (Dwarf_info_reader::read_from_pointer): New function template.
+       * dwarf_reader.h (Dwarf_ranges_table): Add dwinfo_.
+       (Dwarf_pubnames_table): Likewise.
+       (Dwarf_info_reader::read_from_pointer): New function template.
+       * gdb-index.cc (Gdb_index_info_reader): Adjust call to
+       Dwarf_pubnames_table ctor.
+
+2012-10-23  Cary Coutant  <ccoutant@google.com>
+
+       * dwarf_reader.cc (Dwarf_info_reader::do_parse): Use stored
+       abbrev_shndx.
+       * dwarf_reader.h (Dwarf_info_reader::Dwarf_info_reader): Initialize
+       abbrev_shndx_.
+       (Dwarf_info_reader::set_abbrev_shndx): New method.
+       (Dwarf_info_reader::abbrev_shndx_): New data member.
+
+2012-10-23  Cary Coutant  <ccoutant@google.com>
+
+       * dwarf_reader.cc (make_elf_reloc_mapper): Check size and endianness
+       from object, not parameters.
+       (Dwarf_info_reader::parse): Likewise.
+       * object.h (Relobj::elfsize, Relobj::is_big_endian): New methods.
+       (Relobj::do_elfsize, Relobj::do_is_big_endian): New methods.
+       (Sized_relobj::do_elfsize, Sized_relobj::do_is_big_endian): New
+       methods.
+
+2012-10-23  Cary Coutant  <ccoutant@google.com>
+
+       * fileread.cc (Input_file::Input_file): New constructor.
+       * fileread.h (class Input_file): Add new constructor.
+
+2012-10-18  Alan Modra  <amodra@gmail.com>
+
+       PR gold/14727
+       * object.cc (Relobj::is_section_name_included): Also match
+       .sdata personality section.
+
+2012-10-18  Alan Modra  <amodra@gmail.com>
+
+       * target-reloc.h (class Default_comdat_behavior): New, package up..
+       (get_comdat_behaviour): ..this.
+       (relocate_section): Add Relocate_comdat_behavior template arg,
+       adjust code to suit.
+       * arm.cc (Target_arm::relocate_section): Adjust to suit.
+       (Target_arm::scan_reloc_section): Likewise.
+       * i386.cc (Target_i386::relocate_section): Likewise.
+       * sparc.cc (Target_sparc::relocate_section): Likewise.
+       * tilegx.cc (Target_tilegx::relocate_section): Likewise.
+       * x86_64.cc (Target_x86_64::relocate_section): Likewise.
+       * powerpc.cc (class Relocate_comdat_behavior): New.
+       (Target_powerpc::relocate_section): Don't zap opd relocs.  Supply
+       gold::relocate_section with new template arg.
+
+2012-10-18  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Target_powerpc::Scan::local, global): Always emit
+       dynamic relocs for GOT_TPREL got entries, without symbol if
+       resolving locally.
+       (Target_powerpc::do_gc_add_reference): Don't add for dynamic objects.
+       (Target_powerpc::scan_relocs): Define _GLOBAL_OFFSET_TABLE_ early.
+       (Target_powerpc::Relocate:relocate): REL32 reloc may be unaligned.
+
+2012-10-17  Alan Modra  <amodra@gmail.com>
+
+       PR gold/14726
+       * gold.cc (queue_middle_tasks): Call gc_mark_symbol on _init and _fini.
+
+2012-10-16  Sriraman Tallam  <tmsriram@google.com>
+
+       * layout.cc (Layout::include_section): Keep sections marked
+       SHF_EXCLUDE when doing relocatable links.
+
+2012-10-16  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Target_powerpc::define_save_restore_funcs): New func.
+       (Target_powerpc::do_finalize_sections): Call it.
+       (Output_data_save_res): New class and supporting functions.
+       (Target_powerpc::symval_for_branch): Only look up .opd entry for
+       normal symbols defined in object files.
+
+2012-10-12  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Powerpc_relobj::add_gc_mark, process_gc_mark): New.
+       (struct Opd_ent): Make "discard" a bit field.  Add "gc_mark".
+       (Target_powerpc::do_gc_mark_symbol): Delay marking function code
+       section if scan_opd_relocs not yet called.
+       (Target_powerpc::gc_process_relocs): Call process_gc_mark.
+
+2012-10-12  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
+       add_local_ifunc_entry): Revert last change.
+       (Target_powerpc::make_plt_entry, make_local_ifunc_plt_entry): Likewise.
+
+2012-10-05  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Target_powerpc::do_plt_address_for_local,
+       do_plt_address_for_global): New functions.
+       (Output_data_got_powerpc::do_write): Don't segfault when linking
+       statically.
+       (Output_data_plt_powerpc::add_entry, add_ifunc_entry,
+       add_local_ifunc_entry): Return true on adding entry..
+       (Target_powerpc::make_plt_entry): ..use to avoid unnecessary
+       glink->add_entry call.  Remove unused symtab param.  Adjust calls.
+       (Target_powerpc::make_local_ifunc_plt_entry): Likewise.
+       (Target_powerpc::make_iplt_section): Remove symtab param.  Don't
+       set up symbols here.
+       (Target_powerpc::do_finalize_sections): Instead set up __rela_iplt
+       syms here.  Do so even when no .iplt.  Don't segfault when linking
+       statically.
+       (Output_data_glink::add_entry, find_entry): Rearrange params.  Add
+       new variants without reloc param.
+       (Glink_sym_ent::Glink_sym_ent): Likewise.
+       (Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Accept any
+       reloc when refs will resolve to plt call stub.
+       (Target_powerpc::Scan::local): Correct ifunc handling.  Allow
+       R_PPC_PLTREL24 to resolve locally.
+       (Target_powerpc::Scan::global): Correct ifunc handling.
+       (Target_powerpc::Relocate::relocate): Correct local sym glink
+       lookup.  Don't destroy "value" when we have a plt call stub,
+       and when checking plt call validity.
+       (Target_powerpc::do_dynsym_value): Simplify.
+
+2012-10-05  Alan Modra  <amodra@gmail.com>
+
+       * i386.cc (Output_data_plt_i386::address_for_global,
+       address_for_local): Add plt offset to returned value.  Adjust uses.
+       * sparc.cc (Output_data_plt_sparc::address_for_global,
+       address_for_local): Likewise.
+       * tilegx.cc (Output_data_plt_tilegx::address_for_global,
+       address_for_local): Likewise.
+       * x86_64.cc (Output_data_plt_x86_64::address_for_global,
+       address_for_local): Likewise.
+       * target.h (Target::plt_address_for_global, plt_address_for_local):
+       Update comment.
+       * output.cc (Output_reloc::symbol_value): Don't add plt offset here.
+       (Output_data_got::Got_entry::write): Nor here.
+       * output.h: Comment fix.
+
+2012-10-02  Jiong Wang  <jiwang@tilera.com>
+
+       * tilegx.cc (Target_tilegx::do_finalize_sections): Adjust
+       global_offset_table_ value for larget got.
+       (Target_tilegx::Relocate::relocate): Handle adjusted got value.
+
+2012-09-29  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Target_powerpc::iplt_): New output section.
+       (Target_powerpc::iplt_section, make_iplt_section,
+       reloc_needs_plt_for_ifunc, make_local_ifunc_plt_entry): New functions.
+       (Target_powerpc::make_plt_entry): Handle ifunc syms.
+       Target_powerpc::plt_entry_count): Count iplt entries too.
+       (Output_data_plt_powerpc::Output_data_plt_powerpc): Don't create
+       reloc section in constructor.  New params.
+       (Target_powerpc::make_plt_section): Create reloc section here instead.
+       (Output_data_plt_powerpc::add_ifunc_entry, add_local_ifunc_entry): New
+       functions.
+       (Output_data_plt_powerpc::initial_plt_entry_size_, name_): New vars.
+       (Output_data_glink::add_entry, find_entry): New functions to
+       deal with local syms.
+       (Glink_sym_ent): Add support for local syms.
+       (Output_data_glink::do_write): Handle ifunc plt entries.
+       (Target_powerpc::Scan::get_reference_flags): Handle more relocs.
+       (Target_powerpc::Scan::local, global): Handle ifunc syms.
+       (Target_powerpc::Relocate::relocate): Likewise.
+       (Target_powerpc::do_dynsym_value): Use glink stub, not plt entry.
+
+2012-09-25  Alan Modra  <amodra@gmail.com>
+
+       * object.h (Sized_relobj_file::adjust_local_symbol,
+       do_adjust_local_symbol): New functions.
+       * object.cc (Sized_relobj_file::do_count_local_symbols): Use the above.
+       * powerpc.cc (Powerpc_relobj::do_adjust_local_symbol): New function.
+       (Powerpc_relobj::scan_opd_relocs): Warn on unexpected opd relocs
+       and irregular opd entry spacing.
+       (Powerpc_relobj::do_read_relocs): Add opd size checks.
+       (Global_symbol_visitor_opd): New functor.
+       (Target_powerpc::do_finalize_sections): Omit global symbols defined
+       on deleted opd entries.
+
+2012-09-15  Jiong Wang  <jiwang@tilera.com>
+
+       * tilegx.cc: New file.
+       * Makefile.am (TARGETSOURCES): Add tilegx.cc
+       (ALL_TARGETOBJS): Add tilegx.$(OBJEXT)
+       * configure.tgt: Add entries for tilegx*.
+       * configure.ac: Likewise.
+       * Makefile.in: Rebuild.
+       * configure: Likewise.
+       * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Handle
+       tilegx.
+
+2012-09-13  Alan Modra  <amodra@gmail.com>
+
+       * target-reloc.h (scan_relocs): Call scan.local for relocs
+       against symbols in discarded sections.  Pass is_discarded
+       param.
+       * arm.cc, * i386.cc, * sparc.cc, * x86_64.cc (Target_*::Scan::local):
+       Add is_discarded param.
+       * powerpc (Target_powerpc::Scan::local): Likewise.  Use
+       is_discarded to flag opd entry as discarded.  Don't emit dyn
+       relocs on such entries.
+       (Target_powerpc::Scan::global): Similarly detect and handle
+       such opd entries.
+       (Powerpc_relobj): Replace opd_ent_shndx_ and opd_ent_off_ with
+       opd_ent_.  Update all uses.
+       (Powerpc_relobj::get_opd_discard, set_opd_discard): New functions.
+       (Target_powerpc::relocate_section): Zero out discarded opd
+       entry relocs.
+
+2012-09-12  Ian Lance Taylor  <iant@google.com>
+
+       PR gold/14570
+       * output.cc: Rename Output_data_got template parameter from size
+       to got_size for all functions.  Compile all variants of
+       Output_data_got.
+       (Output_data_got::Got_entry::write): Correct use of size for
+       symbol value.  Use local_is_tls rather than casting to
+       Sized_relobj_file.
+       * object.h (class Object): Add local_is_tls and do_local_is_tls.
+       (class Sized_relobj_file): Add do_local_is_tls.
+       * incremental.h (class Sized_relobj_incr): Add do_local_is_tls.
+
+2012-09-11  Alan Modra  <amodra@gmail.com>
+
+       PR gold/14566
+       * layout.cc (Layout::set_segment_offsets): When using
+       common-page-size alignment, ensure we are on a new max-page-size
+       page.
+       * output.cc (Output_segment::set_section_addresses): Use
+       abi_pagesize, not common_pagesize for relro boundary.
+       (Output_segment::set_offset): Likewise.
+
+2012-09-11  Alan Modra  <amodra@gmail.com>
+
+       * output.h (Output_data_got::add_global_tls, add_local_tls,
+       add_local_tls_pair): New functions.
+       (Output_data_got::add_local_pair_with_rel): Remove second
+       reloc param.  Expand comment.
+       (Output_data_got::Got_entry): Rename use_plt_offset_ to
+       use_plt_or_tls_offset_, similarly for constructor param.
+       (Output_data_got::Got_entry::write): Add got_index param.
+       * output.cc (Output_data_got::add_global_tls, add_local_tls,
+       add_local_tls_pair): New functions.
+       (Output_data_got::Got_entry::write): Handle tls symbols
+       with use_plt_or_tls_offset_ set specially.
+       (Output_data_got::add_local_pair_with_rel): Only one reloc.
+       (Output_data_got::do_write): Replace iterator with index, pass
+       index to entry write function.
+       * target.h (Target::tls_offset_for_local, tls_offset_for_global,
+       do_tls_offset_for_local, do_tls_offset_for_global): New functions.
+       * arm.cc (Target_arm::Scan::local): Update add_local_pair_with_rel
+       call.
+       * i386.cc (Target_i386::Scan::local): Likewise.
+       * sparc.cc (Target_sparc::Scan::local): Likewise.
+       * x86_64.cc (Target_x86_64::Scan::local): Likewise.
+       * powerpc.cc (Target_powerpc::do_tls_offset_for_local,
+       do_tls_offset_for_global): New functions.
+       (Target_powerpc::Scan::local): Correct TLS relocations and got
+       entry values.
+       (Target_powerpc::Scan::global): Don't emit unnecessary
+       dynamic relocations on TLS GOT entries.
+
+2012-09-10  Matthias Klose  <doko@ubuntu.com>
+
+       * config.in: Disable sanity check for kfreebsd.
+
+2012-09-10  Sterling Augustine  <saugustine@google.com>
+
+       * gdb-index.cc (Gdb_index::pubnames_read): New parameter.
+       (Gdb_index::pubtypes_read): New parameter.
+       (Gdb_index_info_reader::read_pubnames_and_pubtypes): Add parameters
+       to calls.
+       * gdb-index.h (Gdb_index): New fields pubnames_object_ and
+       pubtypes_object_.
+
+2012-09-09  Alan Modra  <amodra@gmail.com>
+
+       * target.h (Target::gc_mark_symbol, do_gc_mark_symbol): New functions.
+       (Sized_target::gc_add_reference, do_gc_add_reference): New functions.
+       * gc.h (gc_process_relocs): Call target gc_add_reference.
+       * gold.cc (queue_middle_tasks): Use gc_mark_symbol on start sym.
+       * symtab.cc (Symbol_table::gc_mark_undef_symbols): Use gc_mark_symbol.
+       (Symbol_table::gc_mark_symbol): Call target gc_mark_symbol. Remove
+       unnecessary cast.
+       * powerpc.cc (Powerpc_relobj::get_opd_ent): Rearrange parameters
+       to cater for when we don't need code offset.  Update use.
+       (Powerpc_relobj::access_from_map_, opd_valid_): New vars.
+       (Powerpc_relobj::access_from_map, add_reference, opd_valid,
+       set_opd_valid): New functions.
+       (Target_powerpc::do_gc_add_reference): New function.
+       (Target_powerpc::gc_process_relocs): Call gc()->add_reference on
+       stashed refs.
+       (Target_powerpc::do_gc_mark_symbol): New function.
+
 2012-09-06  Cary Coutant  <ccoutant@google.com>
 
        * dwarf_reader.cc (Dwarf_die::read_attributes): Add
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