PPC gold doesn't check for overflow properly
[platform/upstream/binutils.git] / gold / ChangeLog
index 316e72e..ff5d5af 100644 (file)
@@ -1,3 +1,389 @@
+2014-11-21  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Target_powerpc::Relocate::relocate): Correct test
+       for undefined weaks.
+
+2014-11-20  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Stub_control::Stub_control): Init stub14_group_size_
+       from --stub-group-size parameter divided by 1024.
+       (Powerpc_relocate_functions::rela, rela_ua): Add fieldsize
+       template parameter.  Update all uses.
+       (Target_powerpc::Relocate::relocate): Rename has_plt_value to
+       has_stub_value.  Set for long branches.  Don't report overflow for
+       branch to undefined weak symbols.  Print info message on
+       overflowing branch to stub.
+
+2014-11-20  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (Target_powerpc::do_relax): Add __go_go to thread_starters.
+
+2014-10-28  Alan Modra  <amodra@gmail.com>
+
+       Apply trunk patches
+       2014-10-22  Alan Modra  <amodra@gmail.com>
+       * powerpc.cc (do_relax): Add gcc-4.9 libgomp functions to
+       thread_starter.
+
+2014-09-30  Cary Coutant  <ccoutant@google.com>
+
+       PR gold/17432
+       * resolve.cc (Symbol_table::resolve): Fix local shadowing error.
+
+2014-09-30  Kito Cheng  <kito@0xlab.org>
+
+       PR gold/13597
+       * layout.cc (Layout::create_dynamic_symtab): Build gnu-style
+       hash table before sysv-style hash table.
+
+2014-09-29  Sriraman Tallam  <tmsriram@google.com>
+
+       * options.h (--pic-executable): Add negative to alias to -no-pie.
+
+2014-09-26  Cary Coutant  <ccoutant@google.com>
+
+       PR gold/16773
+       * object.cc (Sized_relobj_file): Compute value of section symbols
+       for TLS sections the same as TLS symbols.
+
+2014-09-25  Cary Coutant  <ccoutant@google.com>
+
+       PR gold/17432
+       * resolve.cc (Symbol_table::resolve): Override common placeholder
+       symbols, but adjust sizes.
+       * symtab.cc (Symbol_table::add_from_object): Don't add placeholder
+       symbols to common lists.
+
+2014-09-24  Alan Modra  <amodra@gmail.com>
+
+       * po/POTFILES.in: Regenerate.
+
+2014-09-23  Taiju Tsuiki  <tzik@google.com>
+            Cary Coutant  <ccoutant@google.com>
+
+       PR gold/14860
+       * gold.cc (queue_final_tasks): Add Write_sections_task as a blocker
+       on input_sections_blocker.
+       * layout.cc (Write_sections_task::locks): Unblock
+       input_sections_blocker_.
+       * layout.h (Write_sections_task::Write_sections_task): Add
+       input_sections_blocker.
+       * testsuite/Makefile.am (exception_x86_64_bnd_test): Add gcctestdir/ld
+       to DEPENDENCIES.
+       * testsuite/Makefile.in: Regenerate.
+
+2014-09-18  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
+
+       * testsuite/Makefile.am (plugin_test_10): New test.
+       * testsuite/Makefile.in: Regenerate
+       * testsuite/plugin_common_test_2.c (c1): Align to 8.
+       * testsuite/plugin_test_10.sh: New file.
+
+2014-09-17  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
+
+       * plugin.cc (Sized_pluginobj::do_add_symbols): Ignore isym->size.
+       * resolve.cc (Symbol_table::resolve): Don't override common symbols
+       during the replacement phase.
+
+2014-09-17  Han Shen  <shenhan@google.com>
+           Jing Yu  <jingyu@google.com>
+
+       * aarch64-reloc.def: Add TLSGD_ADR_PAGE21, TLSGD_ADD_LO12_NC,
+       TLSDESC_ADR_PAGE21, TLSDESC_LD64_LO12, TLSDESC_ADD_LO12, TLSDESC_CALL.
+       * aarch64.cc (Target_aarch64): Add data members
+       got_irelative_, got_tlsdesc_, rela_irelative_, got_mod_index_offset_,
+       tlsdesc_reloc_info_, tls_base_symbol_defined_. Initialize them in
+       constructor.
+       (Target_aarch64::do_reloc_symbol_index): New method.
+       (Target_aarch64::do_reloc_addend): New method.
+       (Target_aarch64::add_tlsdesc_info): New method.
+       (Target_aarch64::do_dynsym_value): New method.
+       (Target_aarch64::do_make_data_plt): Add new parameters: got,
+       got_irelative. Pass them to Output_data_plt_aarch64_standard.
+       (Target_aarch64::make_data_plt): Add new parameters: got,
+       got_irelative. Pass them to do_make_data_plt.
+       (Target_aarch64::Relocate): Add skip_call_tls_get_addr_ variable.
+       (Target_aarch64::Relocate:tls_gd_to_le): New method.
+       (Target_aarch64::Relocate:tls_ie_to_le): New method.
+       (Target_aarch64::Relocate:tls_desc_gd_to_le): New method.
+       (Target_aarch64::Relocate:tls_desc_gd_to_ie): New method.
+       (Target_aarch64::got_tlsdesc_section): New method.
+       (Target_aarch64::make_local_ifunc_plt_entry): New method.
+       (Target_aarch64::define_tls_base_symbol): New method.
+       (Target_aarch64::reserve_tlsdesc_entries): New method.
+       (Target_aarch64::got_mod_index_entry): New method.
+       (Target_aarch64::rela_tlsdesc_section): New method.
+       (Target_aarch64::rela_irelative_section): New method.
+       (Target_aarch64::Tlsdesc_info): New struct.
+       (Target_aarch64::got_section): Create .got.plt space for IRELATIVE
+       relocations and tlsdesc relocations.
+       (Target_aarch64::optimize_tls_reloc): Implement method.
+       (Output_data_plt_aarch64): Add member variables: tlsdesc_rel_, got_,
+       got_irelative_, irelative_count_, tlsdesc_got_offset_. Initialize them
+       in constructor.
+       (Output_data_plt_aarch64::reserve_tlsdesc_entry): New method.
+       (Output_data_plt_aarch64::has_tlsdesc_entry): New method.
+       (Output_data_plt_aarch64::get_tlsdesc_got_offset): New method.
+       (Output_data_plt_aarch64::get_tlsdesc_plt_offset): New method.
+       (Output_data_plt_aarch64::rela_tlsdesc): New method.
+       (Output_data_plt_aarch64::rela_irelative): New method.
+       (Output_data_plt_aarch64::entry_count): Count IRELATIVE relocations.
+       (Output_data_plt_aarch64::first_plt_entry_offset): Add const attribute.
+       (Output_data_plt_aarch64::get_plt_tlsdesc_entry_size): New method.
+       (Output_data_plt_aarch64::fill_tlsdesc_entry): New method.
+       (Output_data_plt_aarch64::do_get_plt_tlsdesc_entry_size): New method.
+       (Output_data_plt_aarch64::do_fill_tlsdesc_entry): New method.
+       (Output_data_plt_aarch64_standard): New member variables:
+       plt_tlsdesc_entry_size, tlsdesc_plt_entry.
+       (Output_data_plt_aarch64_standard::Output_data_plt_aarch64_standard):
+       New parameter: got, got_irelative.
+       (Output_data_plt_aarch64_standard::do_get_plt_entry_size): New method.
+       (Output_data_plt_aarch64_standard::do_fill_tlsdesc_entry): New method.
+       (Output_data_plt_aarch64::do_write): Replace got_address with
+       gotplt_address. Add irelative_count_ to count. Write tlsdesc entry.
+       (AArch64_relocate_functions::update_movnz): New method.
+       (AArch64_relocate_functions): Correct format.
+       (AArch64_relocate_functions::movnz): New method.
+       (Target_aarch64::Scan::local): Correct format. Move r_sym, got to
+       before the switch. Add new cases to switch.
+       Check ie_to_le relaxation on tlsie relocations. Add code handling
+       tlsgd tlsdesc cases.
+       (Target_aarch64::Scan::global): Move arp to front. Do copy_reloc when
+       needed. Add new cases to switch. Insert dynamic RELATIVE relocation
+       when needed. Add code handling tlsgd, tlsie, tlsdesc cases.
+       Call reloc_name_in_error_message to print unsupported reloc.
+       (Target_aarch64::make_plt_section): Pass got_ and got_irelative_ to
+       make_data_plt.
+       (Target_aarch64::do_finalize_sections): Emit relocs to save COPY
+       relocs. Fill in some more dynamic tags.
+       (Target_aarch64::Relocate::relocate): Handle tlsgd, tlsdesc relocs.
+       Skip call tls_get_addr when tlsgd is relaxed.
+       (Target_aarch64::Relocate::relocate_tls): Correct format. Add code
+       handling tlsgd, tlsdesc relocs, and tls gd->le, ie->le, tlsdesc->le,
+       tlsdesc->ie relaxation.
+
+2014-09-03  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
+
+       * mips.cc (Target_mips_nacl): New class.
+       (Target_selector_mips_nacl): New class.
+       (target_selector_mips32): Rename from target_selector_mips32be and use
+       Target_selector_mips_nacl instead of Target_selector_mips.
+       (target_selector_mips32el): Rename from target_selector_mips32 and use
+       Target_selector_mips_nacl instead of Target_selector_mips.
+       (target_selector_mips64): Rename from target_selector_mips64be and use
+       Target_selector_mips_nacl instead of Target_selector_mips.
+       (target_selector_mips64el): Rename from target_selector_mips64 and use
+       Target_selector_mips_nacl instead of Target_selector_mips.
+       (Target_mips::mips_info): Add const attribute.
+
+2014-09-02  Cary Coutant  <ccoutant@google.com>
+
+       * dwp.cc (Sized_relobj_dwo::do_section_name): Add const attribute.
+       * dynobj.h (Sized_dynobj::do_section_name): Likewise.
+       * incremental.cc (Sized_relobj_incr::do_section_name): Likewise.
+       (Sized_incr_dynobj::do_section_name): Likewise.
+       * incremental.h (Sized_relobj_incr::do_section_name): Likewise.
+       (Sized_incr_dynobj::do_section_name): Likewise.
+       * object.h (Object::section_name): Likewise.
+       (Object::do_section_name): Likewise.
+       (Sized_relobj_file::do_section_name): Likewise.
+       * plugin.cc (Sized_pluginobj::do_section_name): Likewise.
+       * plugin.h (Sized_pluginobj::do_section_name): Likewise.
+
+2014-09-02  Cary Coutant  <ccoutant@google.com>
+
+       PR gold/17005
+       * ehframe.cc (Fde::write): Add output_offset parameter.
+       (Cie::write): Likewise.
+       (Eh_frame::set_final_data_size): Account for offset within output
+       section.
+       (Eh_frame::do_sized_write): Likewise.
+       * ehframe.h (Fde::write): Add output_offset parameter.
+       (Cie::write): Likewise.
+       * output.cc (Output_section::Input_section_sort_entry): Remove
+       section_has_name_; add output_section_name parameter. Use
+       output section name for non-input sections.
+       (Output_section::Input_section_sort_entry::section_has_name): Remove.
+       (Output_section::Input_section_sort_entry::section_has_name_): Remove.
+       (Output_section::Input_section_sort_compare): Remove logic for
+       sections without names.
+       (Output_section::Input_section_sort_init_fini_compare): Likewise.
+       (Output_section::Input_section_sort_section_prefix_special_ordering_compare):
+       Likewise.
+       (Output_section::Input_section_sort_section_name_compare): Likewise.
+
+2014-08-29 Han Shen <shenhan@google.com>
+          Jing Yu <jingyu@google.com>
+
+       * aarch64-reloc-property.cc
+       (AArch64_reloc_property_table::reloc_name_in_error_message): Fix bug in
+       reference reloc property in the table.
+       * aarch64-reloc.def: Add TLSLE reloc types and fix some errors in
+       3 other entries.
+       * aarch64.cc: (Output_data_got_aarch64::add_static_reloc):
+       2 new overloaded methods.
+       (Output_data_got_aarch64::do_write): Add code to write out
+       static relocs.
+       (class Output_data_got_aarch64::Static_reloc): New class to wrap
+       static relocs.
+       (Output_data_got_aarch64::static_relocs): New vector to
+       hold static relocs.
+       (Target_aarch64::TCB_SIZE): New const static memeber.
+       (Target_aarch64::tcb_size): New method.
+       (Target_aarch64::Relocate::relocate): Add code handling new reloc types.
+       (Target_aarch64::Relocate::relocate_tls): New method.
+       (Target_aarch64::Scan::local): Add code handling new reloc types.
+       (Target_aarch64::Scan::global): Add code handling new reloc types.
+
+2014-08-13  Sriraman Tallam  <tmsriram@google.com>
+
+       * options.h (-no-pie): Add option.
+
+2014-08-08  Jing Yu  <jingyu@google.com>
+           Han Shen  <shenhan@google.com>
+
+       * Makefile.am (HFILES): Add aarch64-reloc-property.h.
+       (DEFFILES): add aarch64-reloc.def.
+       (TARGETSOURCES): Add aarch64-reloc-property.cc.
+       (ALL_TARGETOBJS): Add aarch64-reloc-property.$(OBJEXT).
+       * Makefile.in: Regenerate.
+       * aarch64-reloc-property.cc: New file.
+       * aarch64-reloc-property.h: New file.
+       * aarch64-reloc.def: New file.
+       * aarch64.cc: Include aarch64-reloc-property.h. Replace spaces
+       with tab to make the format consistent.
+       (Output_data_got_aarch64::symbol_table_): New method.
+       (Target_aarch64::do_plt_address_for_global): New method.
+       (Target_aarch64::do_plt_address_for_local): New method.
+       (Target_aarch64::do_select_as_default_target): New method.
+       (Target_aarch64::do_make_data_plt): New method.
+       (Target_aarch64::make_data_plt): New method.
+       (Output_data_plt_aarch64::has_irelative_section): New method.
+       (Output_data_plt_aarch64::address_for_global): New method.
+       (Output_data_plt_aarch64::address_for_local): New method.
+       (Output_data_plt_aarch64::irelative_rel_): New parameter.
+       (Output_data_plt_aarch64::add_entry): Implement contents.
+       (Output_data_plt_aarch64::set_final_data_size): Fix typo.
+       (Output_data_plt_aarch64::do_write): Remove useless got_base. Set
+       the got_pov entry to plt0.
+       (Output_data_plt_aarch64_standard::do_fill_first_plt_entry):
+       Implement contents.
+       (Output_data_plt_aarch64_standard::do_fill_plt_entry): Implement.
+       (AArch64_howto): New struct.
+       (aarch64_howto[]): New static const array.
+       (AArch64_relocate_functions): New class.
+       (Target_aarch64::Scan::get_reference_flags): Remove method.
+       (Target_aarch64::Scan::local): Implement to support a few relocations.
+       (Target_aarch64::Scan::global): Implement to support a few relocations.
+       (Target_aarch64::make_plt_section): Implement contents.
+       (Target_aarch64::make_plt_entry): Implement contents.
+       (Target_aarch64::do_finalize_sections): Implement contents.
+       (Target_aarch64::Relocate::relocate): Implement a few relocations.
+       (Target_aarch64::relocate_section): Implement contents.
+
+2014-08-06  Alan Modra  <amodra@gmail.com>
+
+       * testsuite/defsym_test.sh: Allow ppc64le localentry annotation.
+
+2014-08-06  Alan Modra  <amodra@gmail.com>
+
+       PR 13227
+       * symtab.cc (Symbol_table::add_from_relobj): Warn on __gnu_lto_slim.
+
+2014-07-21  Sriraman Tallam  <tmsriram@google.com>
+
+       * object.cc (Relobj::is_section_name_included): Add
+       ".rodata.nptl_version" to not garbage collect this section.
+
+2014-07-08  Cary Coutant  <ccoutant@google.com>
+
+       * expression.cc (struct Expression::Expression_eval_info): Add
+       new fields type_pointer, vis_pointer, and nonvis_pointer.
+       (Expression::eval_maybe_dot): Add type_pointer, vis_pointer, and
+       nonvis_pointer parameters. Adjust all calls.
+       (Symbol_expression::value): Update type, visibility, and nonvis bits
+       in caller.
+       * script.cc (Symbol_assignment::sized_finalize): Update type,
+       visibility, and remaining st_other bits for new symbol.
+       * script.h: (Expression::eval_maybe_dot): Add type_pointer,
+       vis_pointer, and nonvis_pointer parameters.
+       * symtab.h (Symbol::set_type): New method.
+
+       * testsuite/Makefile.am (defsym_test): New test.
+       * testsuite/Makefile.in: Regenerate.
+       * testsuite/defsym_test.c: New file.
+       * testsuite/defsym_test.sh: New file.
+
+2014-07-08  Cary Coutant  <ccoutant@google.com>
+
+       PR gold/15639
+       * dynobj.h (Sized_dynobj::base_read_symbols): New method.
+       * dynobj.cc (Sized_dynobj::do_read_symbols): Move body to...
+       (Sized_dynobj::base_read_symbols): ...new method.
+       * object.h (Sized_relobj_file::base_read_symbols): New method.
+       * object.cc (Sized_relobj_file::do_read_symbols): Move body to...
+       (Sized_relobj_file::base_read_symbols): ...new method.
+       * arm.cc (Arm_relobj::do_read_symbols): Call base_read_symbols.
+       * mips.cc: (Mips_relobj::do_read_symbols): Likewise.
+       * powerpc.cc (Powerpc_dynobj::do_read_symbols): Likewise.
+
+2014-07-04  Alan Modra  <amodra@gmail.com>
+
+       * po/POTFILES.in: Regenerate.
+
+2014-07-02  Jing Yu  <jingyu@google.com>
+
+       * aarch64.cc: New file
+       * Makefile.am (TARGETSOURCES): Add aarch64.cc
+       (ALL_TARGETOBJS): Add aarch64.$(OBJEXT)
+       * Makefile.in: Regenerate.
+       * configure.tgt: Add entries for aarch64*.
+       * configure.ac:  Likewise.
+       * configure: Likewise.
+
+2014-06-27  Alan Modra  <amodra@gmail.com>
+
+       * symtab.cc (Symbol::should_add_dynsym_entry): Don't make inline.
+
+2014-06-24  Cary Coutant  <ccoutant@google.com>
+
+       * dwp.cc (Dwo_file::read): Allow files with no .debug_types
+       sections.
+       (Dwo_file::sized_read_unit_index): Likewise.
+
+2014-06-23  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>
+
+       * mips.cc: New file.
+       * Makefile.am (TARGETSOURCES): Add mips.cc
+       (ALL_TARGETOBJS): Add mips.$(OBJEXT)
+       * configure.tgt: Add entries for mips*.
+       * configure.ac: Likewise.
+       * Makefile.in: Regenerate.
+       * configure: Likewise.
+
+2014-06-09  Cary Coutant  <ccoutant@google.com>
+
+       * dwarf_reader.cc (Dwarf_pubnames_table::read_header): Check that
+       unit_length is within section bounds.
+
+2014-06-09  Cary Coutant  <ccoutant@google.com>
+
+       PR gold/16980
+       * layout.cc (Layout::print_to_mapfile): Print unattached sections in
+       map.
+
+2014-06-07  Alan Modra  <amodra@gmail.com>
+
+       * powerpc.cc (relocate): Treat field of cmpli insn as a bitfield.
+
+2014-06-06  Cary Coutant  <ccoutant@google.com>
+
+       * dwarf_reader.h (Dwarf_pubnames_table): Remove output_section_offset_.
+       * dwarf_reader.cc (Dwarf_pubnames_table::read_section): Likewise.
+       (Dwarf_pubnames_table::read_header): Likewise.
+       * layout.cc (gdb_fast_lookup_sections): Add .debug_gnu_pubnames and
+       .debug_gnu_pubtypes.
+
 2014-06-05  Joel Brobecker  <brobecker@adacore.com>
 
        * Makefile.am (CONFIG_STATUS_DEPENDENCIES): New.