Don't allow COPY relocations for protected symbols.
[deliverable/binutils-gdb.git] / gold / ChangeLog
index a5bb5c6c94b1620baeb3e7c60a607a12ca70f4b8..b2a374f15e6f9c32fe50093b5b4f6df212fd4ec6 100644 (file)
@@ -1,3 +1,276 @@
+2016-05-19  Cary Coutant  <ccoutant@gmail.com>
+
+       PR gold/19823
+       * copy-relocs.cc (Copy_relocs::make_copy_reloc): Add object
+       parameter; check for protected symbol.
+       * copy-relocs.h (Copy_relocs::make_copy_reloc): Add object parameter.
+       * mips.cc (Mips_copy_relocs): Adjust call to make_copy_reloc.
+       * symtab.cc (Symbol::init_fields): Initialize is_protected_.
+       (Symbol_table::add_from_dynobj): Mark protected symbols.
+       * symtab.h (Symbol::is_protected): New method.
+       (Symbol::set_is_protected): New method.
+       (Symbol::is_protected_): New data member.
+
+       * testsuite/Makefile.am (copy_test_protected): New test.
+       * testsuite/Makefile.in: Regenerate.
+       * testsuite/copy_test.cc (main): Add legal reference to protected
+       symbol.
+       * testsuite/copy_test_v1.cc (main): Likewise.
+       * testsuite/copy_test_2.cc (ip): Add protected symbol.
+       * testsuite/copy_test_protected.cc: New test source file.
+       * testsuite/copy_test_protected.sh: New test script.
+
+2016-05-19  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
+
+       * mips.cc (Mips_got_entry::Mips_got_entry): Remove object argument
+       for global got symbols, and set addend to 0.
+       (Mips_got_entry::hash): Change hash algorithm.
+       (Mips_got_entry::equals): Refactor.
+       (Mips_got_entry::object): Return input object for local got symbols
+       from union d.
+       (Mips_got_entry::addend): Change return of the relocation addend.
+       (Mips_got_entry::addend_): Move from union d.
+       (Mips_got_entry::object_): Move into union d.
+       (class Mips_symbol_hash): New class.
+       (Mips_got_info::Global_got_entry_set): New type.
+       (Mips_got_info::global_got_symbols): Change return type to
+       Global_got_entry_set.
+       (Mips_got_info::global_got_symbols_): Change type to
+       Global_got_entry_set.
+       (Mips_symbol::hash): New method.
+       (Mips_output_data_la25_stub::symbols_): Change type to std::vector.
+       (Mips_output_data_mips_stubs::Mips_stubs_entry_set): New type.
+       (Mips_output_data_mips_stubs::symbols_): Change type to
+       Mips_stubs_entry_set.
+       (Mips_got_info::record_global_got_symbol): Don't pass object
+       argument when creating global got symbol.
+       (Mips_got_info::record_got_entry): Remove find before inserting
+       got entries.
+       (Mips_got_info::add_reloc_only_entries): Change type of iterator
+       to Global_got_entry_set.
+       (Mips_got_info::count_got_symbols): Likewise.
+       (Mips_output_data_la25_stub::create_la25_stub): Use push_back
+       for adding entries to symbols_.
+       (Mips_output_data_la25_stub::do_write): Change type of iterator
+       to std::vector.
+       (Mips_output_data_mips_stubs::set_lazy_stub_offsets): Change type
+       of iterator to Mips_stubs_entry_set.
+       (Mips_output_data_mips_stubs::set_needs_dynsym_value): Likewise.
+       (Mips_output_data_mips_stubs::do_write): Likewise.
+
+2016-05-06  Han Shen  <shenhan@google.com>
+
+       PR gold/19987.
+
+       * aarch64-reloc.def: New relocation type.
+       * aarch64.cc (AArch64_relocate_functions::Page): Changed to public.
+       (Target_aarch64::Scan::local): Add R_AARCH64_LD64_GOTPAGE_LO15.
+       (Target_aarch64::Scan::global): Add R_AARCH64_LD64_GOTPAGE_LO15.
+       (Target_aarch64::Relocate::relocate): Implement R_AARCH64_LD64_GOTPAGE_LO15.
+
+2016-04-28  Nick Clifton  <nickc@redhat.com>
+
+       * po/zh_CN.po: Updated Chinese (simplified) translation.
+
+2016-04-15  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * Makefile.in: Regenerated with automake 1.11.6.
+       * aclocal.m4: Likewise.
+       * testsuite/Makefile.in: Likewise.
+
+2016-03-30  Cary Coutant  <ccoutant@gmail.com>
+
+       PR gold/16979
+       * symtab.cc (Symbol_table::define_default_version): Check for case
+       where symbols are both in different shared objects.
+
+2016-03-27  Cary Coutant  <ccoutant@gmail.com>
+
+       PR gold/16111
+       * i386.cc (Target_i386): Add check for fully-resolved symbol for
+       R_386_GOTOFF.
+
+2016-03-22  Nick Clifton  <nickc@redhat.com>
+
+       * configure: Regenerate.
+
+2016-03-21  Cary Coutant  <ccoutant@gmail.com>
+
+       PR gold/19842
+       * errors.cc (Errors::undefined_symbol): Add info message when
+       symbol should have been provided by a plugin.
+       * target-reloc.h (issue_undefined_symbol_error): Check for
+       placeholder symbols defined in discarded sections.
+       * testsuite/Makefile.am (plugin_test_9b): New test case.
+       * testsuite/Makefile.in: Regenerate.
+       * testsuite/plugin_test_9b_elf.cc: New test source file.
+       * testsuite/plugin_test_9b_ir.cc: New test source file.
+
+2016-03-20  Cary Coutant  <ccoutant@gmail.com>
+
+       PR gold/19002
+       * ehframe.cc (Eh_frame::read_fde): Check for dropped functions.
+       * testsuite/Makefile.am (eh_test_2): New test.
+       * testsuite/Makefile.in: Regenerate.
+       * testsuite/eh_test_2.sh: New test script.
+       * testsuite/eh_test_a.cc (bar): Make it comdat.
+       * testsuite/eh_test_b.cc (bar): Add a duplicate copy.
+
+2016-03-18  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
+
+       * mips.cc (Mips_relobj::is_n64_): Remove.
+       (Target_mips::ei_class_): Likewise.
+       (Mips_relobj::is_newabi): Call methods.
+       (Mips_relobj::is_n64): Change checking for N64 ABI.
+       (Target_mips::is_output_n64): Likewise.
+       (Target_mips::merge_processor_specific_flags): Remove ei_class
+       argument, and remove comparing ei_class.
+       (Target_mips::do_adjust_elf_header): Remove setting EI_CLASS field
+       of the ELF header.
+       (Target_mips::do_finalize_sections): Don't pass ei_class argument
+       to merge_processor_specific_flags.
+       (Target_mips::elf_mips_abi_name): Remove ei_class argument, and
+       change checking for N64 ABI.
+
+2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
+
+       * mips.cc (enum Special_relocation_symbol): New enum type.
+       (is_readonly_section): New function.
+       (eh_reloc): Likewise.
+       (Mips_got_entry::is_section_symbol_): New member.
+       (Mips_got_entry::is_section_symbol): New method.
+       (Mips_got_info::record_local_got_symbol): Add is_section_symbol
+       argument.
+       (Mips_relobj::mips_elf_options_section_name): New method.
+       (Mips_output_data_got::record_local_got_symbol): Add
+       is_section_symbol argument, and pass it to
+       Mips_got_info::record_local_got_symbol.
+       (Mips_output_data_got::got_offset): Add addend argument, and pass
+       it to Relobj::local_got_offset.
+       (struct Mips_output_reloc_writer): New type.
+       (class Mips_output_data_reloc): New class.
+       (Mips_output_data_plt::Reloc_section): Change type to
+       Mips_output_data_reloc.
+       (Target_mips::Reloc_section): Likewise.
+       (Mips_reloc_types::get_r_addend): Remove unsigned from return type.
+       (Mips_classify_reloc::get_r_type2): New method.
+       (Mips_classify_reloc::get_r_type3): Likewise.
+       (Mips_classify_reloc::get_r_ssym): Likewise.
+       (Target_mips::Reloca_section): Remove.
+       (Relocate::should_apply_static_reloc): Rename from
+       should_apply_r_mips_32_reloc.
+       (Target_mips::copy_reloc): Replace Reltype parameter with r_type
+       and r_offset.
+       (Mips_relocate_functions::Valtype): New type.
+       (Mips_relocate_functions::Valtype64): New type.
+       (Mips_relocate_functions::check_overflow): New method.
+       (Mips_relocate_functions::mips_reloc_unshuffle): Move to public
+       interface.
+       (Mips_relocate_functions::mips_reloc_shuffle): Likewise.
+       (Mips_relocate_functions::rel16): Add support for resolving
+       relocations for Mips64.
+       (Mips_relocate_functions::rel32): Likewise.
+       (Mips_relocate_functions::reljalr): Likewise.
+       (Mips_relocate_functions::relpc32): Likewise.
+       (Mips_relocate_functions::rel26): Likewise.
+       (Mips_relocate_functions::relpc16): Likewise.
+       (Mips_relocate_functions::relmicromips_pc7_s1): Likewise.
+       (Mips_relocate_functions::relmicromips_pc10_s1): Likewise.
+       (Mips_relocate_functions::relmicromips_pc16_s1): Likewise.
+       (Mips_relocate_functions::do_relhi16): Likewise.
+       (Mips_relocate_functions::do_relgot16_local): Likewise.
+       (Mips_relocate_functions::rello16): Likewise.
+       (Mips_relocate_functions::relgot): Likewise.
+       (Mips_relocate_functions::relgotpage): Likewise.
+       (Mips_relocate_functions::relgotofst): Likewise.
+       (Mips_relocate_functions::relgot_hi16): Likewise.
+       (Mips_relocate_functions::relgot_lo16): Likewise.
+       (Mips_relocate_functions::relgprel): Likewise.
+       (Mips_relocate_functions::relgprel32): Likewise.
+       (Mips_relocate_functions::tlsrelhi16): Likewise.
+       (Mips_relocate_functions::tlsrello16): Likewise.
+       (Mips_relocate_functions::tlsrel32): Likewise.
+       (Mips_relocate_functions::relsub): Likewise.
+       (Mips_relocate_functions::releh): New method.
+       (Mips_relocate_functions::rel64): Likewise.
+       (Mips_got_info::record_local_got_symbol): Add is_section_symbol and
+       pass it to Mips_got_entry.
+       (Mips_got_info::add_local_entries): Pass addend argument
+       to code functions, and for STT_SECTION symbols call
+       add_symbolless_local_addend.
+       (Mips_got_info::add_tls_entries): Pass addend argument to code
+       functions.
+       (Mips_relobj::do_read_symbols): Read gp value that was used to
+       create object.
+       (Mips_output_data_plt::plt_entry): Remove opcode from l[wd]
+       instruction. Opcode for instruction will be selected later.
+       (Target_mips::gc_process_relocs): Add case for SHT_RELA.
+       (Target_mips::scan_relocatable_relocs): Likewise.
+       (Target_mips::emit_relocs_scan): Likewise.
+       (Target_mips::relocate_relocs): Likewise.
+       (Target_mips::do_finalize_sections): Skip objects for merging
+       processor specific flags in which all input sections will be
+       discarded.
+       (mips_get_size_for_reloc): Add case for R_MIPS_EH.
+       (Target_mips::Scan::get_reference_flags): Likewise.
+       (Target_mips::relocate_special_relocatable): Call rel26 method with
+       calculate_only and calculated_value arguments.
+       (Target_mips::Scan::local): Add case for R_MIPS_EH. Don't create a
+       dynamic relocation against a readonly sections, and pass
+       is_section_symbol to Mips_got_info::record_local_got_symbol.
+       (Target_mips::Scan::global): Add case for R_MIPS_EH. Don't create a
+       dynamic relocation against a readonly sections, and pass r_type
+       and r_offset to Target_mips::copy_reloc.
+       (Target_mips::Relocate::relocate): Add support for resolving
+       relocations for Mips64.
+       (Target_mips::mips_info): Add case for Mips64 default dynamic
+       linker name.
+       (Target_selector_mips): Correct emulation names.
+
+2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
+
+       * mips.cc (class Mips_output_data_la25_stub): Add
+       do_print_to_mapfile function.
+
+2016-03-17  Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
+
+       * mips.cc (Mips_classify_reloc::put_r_info): Call 32bit version of
+       elf_r_info.
+
+2016-03-09  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * testsuite/plugin_layout_with_alignment.cc: Renamed to ..
+       * testsuite/plugin_layout_with_alignment.c: This.
+       * testsuite/Makefile.am (plugin_layout_with_alignment.o): Updated.
+       (plugin_layout_with_alignment): Likewise.
+       * testsuite/Makefile.in: Regenerated.
+
+2016-03-08  Cary Coutant  <ccoutant@gmail.com>
+
+        PR 19751
+       * testsuite/Makefile.am (retain_symbols_file_test): Remove check
+       for constructor.
+       * testsuite/Makefile.in: Regenerate.
+       * testsuite/dynamic_list.sh: Likewise.
+       * testsuite/retain_symbols_file_test.sh: Likewise.
+
+2016-03-08  Cary Coutant  <ccoutant@gmail.com>
+
+        PR 19751
+        * arm.cc (Reloc_stub::Key::name): Add unused attribute.
+        * dirsearch.cc (Dir_caches::~Dir_caches): Likewise.
+
+2016-03-08  Cary Coutant  <ccoutant@gmail.com>
+            Vladimir Radosavljevic  <vladimir.radosavljevic@imgtec.com>
+
+       * output.cc (Output_reloc_writer): New type.
+       (Output_data_reloc_base::do_write): Move implementation to template
+       in output.h and replace with invocation of template.
+       * output.h (Output_file): Move to top of file.
+       (Output_reloc::get_symbol_index): Move to public interface.
+       (Output_reloc::get_address): Likewise.
+       (Output_data_reloc_base::do_write_generic): New function template.
+
 2016-03-04  Cary Coutant  <ccoutant@gmail.com>
 
        PR gold/19019
        * target.h (Sized_target::make_symbol): Add name, st_type, object,
        st_shndx, and value parameters.
 
-2015-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
+2016-03-03  Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
 
        * plugin.cc (do_should_include_member): Ignore LDPK_UNDEF and
        LDPK_WEAKUNDEF symbols.
        * testsuite/plugin_layout_with_alignment.cc: New test file.
        * testsuite/plugin_layout_with_alignment.sh: New test file.
 
-2015-03-03  Evgenii Stepanov  <eugenis@google.com>
+2016-03-03  Evgenii Stepanov  <eugenis@google.com>
 
        * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
        parameter.
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