gdb: fix vfork with multiple threads
[deliverable/binutils-gdb.git] / gold / ChangeLog
index 3cd441af656e464fb55cbcf5b0bf202a3b330e0b..d37902b8d24ac1faafd151eb65b169e97a8456e8 100644 (file)
-2020-09-24  Alan Modra  <amodra@gmail.com>
+2021-07-03  Nick Clifton  <nickc@redhat.com>
 
-       * powerpc.cc (Target_powerpc::Relocate::relocate): Don't skip
-       first insn of __tls_get_addr_opt stub.
-
-2020-08-24  Alan Modra  <amodra@gmail.com>
-
-       * powerpc.cc (Target_powerpc): Add tprel_opt_ and accessors.
-       (Target_powerpc::Scan::local): Sanity check tprel high relocs.
-       (Target_powerpc::Scan::global): Likewise.
-       (Target_powerpc::Relocate::relocate): Control tprel optimisation
-       with tprel_opt_ and enable for 32-bit.
-
-2020-08-12  Nick Clifton  <nickc@redhat.com>
-
-       * po/sr.po: Updated Serbian translation.
-
-2020-07-27  Alan Modra  <amodra@gmail.com>
-
-       * options.h (DEFINE_enum): Add optional_arg__ param, adjust
-       all uses.
-       (General_options): Add --power10-stubs and --no-power10-stubs.
-       * options.cc (General_options::parse_no_power10_stubs): New.
-       (General_options::finalize): Handle --power10-stubs.
-       * powerpc.cc (set_power10_stubs): Don't set when --power10-stubs=no.
-       (power10_stubs_auto): New.
-       (struct Plt_stub_ent): Add toc_ and tocoff_.  Don't use a bitfield
-       for indx_.
-       (struct Branch_stub_ent): Add toc_and tocoff_.  Use bitfields for
-       iter_, notoc_ and save_res_.
-       (add_plt_call_entry): Set toc_.  Adjust resizing conditions for
-       --power10-stubs=auto.
-       (add_long_branch_entry): Set toc_.
-       (add_eh_frame, define_stub_syms): No longer use const_iterators
-       for plt and long branch stub iteration.
-       (build_tls_opt_head, build_tls_opt_tail): Change parameters and
-       return value.  Move tests for __tls_get_addr to callers.
-       (plt_call_size): Handle --power10-stubs=auto.
-       (branch_stub_size): Likewise.
-       (Stub_table::do_write): Likewise.
-       (relocate): Likewise.
-
-2020-07-19  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * testsuite/bnd_ifunc_1.sh: Updated.
-       * testsuite/bnd_plt_1.sh: Likewise.
-       * testsuite/split_x32.sh: Likewise.
-       * testsuite/split_x86_64.sh: Likewise.
-       * testsuite/x86_64_indirect_call_to_direct.sh: Likewise.
-
-2020-07-08  Nick Clifton  <nickc@redhat.com>
-
-       * testsuite/script_test_7.sh: Adjust expected address of the .bss
-       section.
-       * testsuite/script_test_9.sh: Do not expect the .init section to
-       immediately follow the .text section in the mapping of sections to
-       segments.
-
-2020-07-07  Nick Clifton  <nickc@redhat.com>
-
-       * target-reloc.h: (Default_comdat_behaviour:get): Ignore discarded
-       relocs that refer to the .gnu.build.attributes section.
-
-2020-07-06  Nick Clifton  <nickc@redhat.com>
-
-       * po/fr.po: Updated French translation.
-       * po/uk.po: Updated Ukranian translation.
-
-2020-07-04  Nick Clifton  <nickc@redhat.com>
-
-       Binutils 2.35 branch created.
-
-2020-07-03  Alan Modra  <amodra@gmail.com>
-
-       PR 26028
-       * testsuite/Makefile.am (file_in_many_sections.stdout): Add -W
-       to readelf options.
-       * testsuite/Makefile.in: Regenerate.
-
-2020-06-26  Nick Alcock  <nick.alcock@oracle.com>
-
-       * configure.ac: Check for bswap_16, bswap_32, and bswap_64 decls.
-       * configure: Regenerated.
-       * config.h.in: Likewise.
-
-2020-06-24  Nick Clifton  <nickc@redhat.com>
-
-       * target-reloc.h (issue_discarded_error): Initialise the
-       key_symndx variable.
-
-2020-06-23  Roland McGrath  <mcgrathr@google.com>
-
-       PR 22843
-       * options.h (class General_options): Add --dependency-file option.
-       * fileread.cc (File_read::files_read): New static variable.
-       (File_read::open): Add the file to the files_read list.
-       (File_read::record_file_read): New static member function.
-       (File_read::write_dependency_file): New static member function.
-       * fileread.h (class File_read): Declare them.
-       * layout.cc (Layout::read_layout_from_file): Call record_file_read.
-       (Close_task_runner::run): Call write_dependency_file if
-       --dependency-file was passed.
-
-2020-06-18  Fangrui Song  <i@maskray.me>
-
-       PR gold/26039
-       * layout.cc (Layout::finish_dynamic_section): Set DF_1_PIE.
-
-2020-06-16  Alan Modra  <amodra@gmail.com>
-
-       * testsuite/discard_locals_test.c: Replace uses of asm with __asm__.
-       * testsuite/discard_locals_relocatable_test.c: Likewise.
-
-2020-06-16  Alan Modra  <amodra@gmail.com>
-
-       * testsuite/Makefile.am (export_dynamic_plugin.o): Use CXXCOMPILE.
-       (plugin_test_wrap_symbols_1.o): Likewise.
-       (plugin_test_wrap_symbols_2.o): Likewise.
-       * testsuite/Makefile.in: Regenerate.
-
-2020-06-15  Roland McGrath  <mcgrathr@google.com>
-
-       Implement -z start-stop-visibility=... option.
-       * options.h (class General_options): Handle -z start-stop-visibility=.
-       (General_options::start_stop_visibility_enum): New public method.
-       (General_options::set_start_stop_visibility_enum): New private method.
-       (General_options::start_stop_visibility_enum_): New private member.
-       * options.cc (General_options::General_options): Add initializer.
-       (General_options::finalize): Set this->start_stop_visibility_enum_
-       from string value.
-       * layout.cc (Layout::define_section_symbols): Use option setting.
-
-2020-06-06  Alan Modra  <amodra@gmail.com>
-
-       * powerpc.cc: Update throughout for reloc renaming.
-
-2020-05-22  Alan Modra  <amodra@gmail.com>
+       * po/gold.pot: Regenerate.
 
-       PR 25882
-       * powerpc.cc (merge_object_attributes): Replace name param with
-       obj param.  Update callers.  Don't init FP attributes from shared
-       libraries, and do not emit an error if they don't match.
+2021-07-03  Nick Clifton  <nickc@redhat.com>
 
-2020-05-15  Nikita Ermakov  <coffe92@gmail.com>
+       * 2.37 release branch created.
 
-       * powerpc.cc (do_gc_mark_symbol): Don't segfault on plugin symbols.
+2021-05-25  Alan Modra  <amodra@gmail.com>
 
-2020-05-14  Nick Clifton  <nickc@redhat.com>
+       PR gold/27815
+       * gc.h (gc_process_relocs): Use cast in Section_id constructor.
 
-       * po/sr.po: New Serbian translation.
+2021-05-22  Alan Modra  <amodra@gmail.com>
 
-2020-05-11  Alan Modra  <amodra@gmail.com>
+       PR gold/27815
+       * gc.h (gc_process_relocs): Use nullptr in Section_id constructor.
 
-       * powerpc.cc: Rename powerxx to power10 throughout.
+2021-05-15  Alan Modra  <amodra@gmail.com>
 
-2020-05-02  H.J. Lu  <hongjiu.lu@intel.com>
+       PR 27834
+       * options.cc (General_options::General_options): Init bsymbolic_.
 
-       PR gold/25904
-       * testsuite/Makefile.am (COMMON_TEST_C_CFLAGS): New.
-       (common_test_1.o): New rule.
-       (common_test_2.o): Likewise.
-       (common_test_3.o): Likewise.
-       (plugin_common_test_1.o): Likewise.
-       (plugin_common_test_2.o): Likewise.
-       (common_test_1_v1.o): Likewise.
-       (common_test_1_v2.o): Likewise.
-       (common_test_2_pic.o): Compile with $(COMMON_TEST_C_CFLAGS).
-       (common_test_3_pic.o): Likewise.
-       * testsuite/Makefile.in: Regenerated.
+2021-05-04  Fangrui Song  <maskray@google.com>
 
-2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
+       PR 27834
+       * options.h (General_options): Make -Bsymbolic and
+       -Bsymbolic-functions special and adjust the help messages. Add
+       enum Bsymbolic_kind and -Bno-symbolic.
+       * options.cc (General_options): Define parse_Bno_symbolic,
+       parse_Bsymbolic_functions, and parse_Bsymbolic.
 
-       PR gold/25426
-       * x86_64.cc (Target_x86_64<size>::Relocate::tls_desc_gd_to_ie):
-       For x32, relax "rex leal foo@tlsdesc(%rip), %reg" to
-       "rex movl foo@gottpoff(%rip), %eax" and relax ""call *(%eax)"
-       to "nopl (%rax)".
-       (Target_x86_64<size>::Relocate::tls_desc_gd_to_le): For x32,
-       relax "rex leal foo@tlsdesc(%rip), %reg" to
-       "rex movl foo@tpoff, %eax" and relax "call *foo@tlscall(%eax)"
-       to "nopl (%rax)".
-       * testsuite/Makefile.am (tls_test_gnu2.o): Depend on
-       gcctestdir/as.
-       (tls_test_file2_gnu2.o): Likewise.
-       (tls_test_c_gnu2.o): Likewise.
-       * testsuite/Makefile.in: Regenerated.
+2021-03-30  Alan Modra  <amodra@gmail.com>
 
-2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
+       PR gold/27625
+       * powerpc.cc (Powerpc_relobj): Add no_tls_marker_, tls_marker_,
+       and tls_opt_error_ variables and accessors.
+       (Target_powerpc::Scan::local, global): Call set_tls_marker and
+       set_no_tls_marker for GD and LD code sequence relocations.
+       (Target_powerpc::Relocate::relocate): Downgrade the "lacks marker
+       reloc" error to a warning when safe to do so, and omit the error
+       entirely if not optimising TLS sequences.  Do not optimise GD and
+       LD sequences for objects lacking marker relocs.
+       (Target_powerpc::relocate_relocs): Heed no_tls_marker here too.
 
-       PR gold/25473
-       * x86_64.cc (Target_x86_64<size>::Relocate::tls_desc_gd_to_ie):
-       Properly check r8 - r15 in "lea foo@TLSDESC(%rip), %reg".
-       (Target_x86_64<size>::Relocate::tls_desc_gd_to_le): Properly
-       relax r8 - r15 in "lea foo@TLSDESC(%rip), %reg".
-       * testsuite/Makefile.am (check_SCRIPTS): Add x86_64_gd_to_le.sh.
-       (check_DATA): Add x86_64_gd_to_le.stdout.
-       (MOSTLYCLEANFILES): Add x86_64_gd_to_le.
-       (x86_64_gd_to_le.o): New target.
-       (x86_64_gd_to_le): Likewise.
-       (x86_64_gd_to_le.stdout): Likewise.
-       * testsuite/Makefile.in: Regenerated.
-       * testsuite/x86_64_gd_to_le.s: New file.
-       * testsuite/x86_64_gd_to_le.sh: Likewise.
+2021-03-19  Cary Coutant  <ccoutant@gmail.com>
 
-2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
+       PR gold/27615
+       * errors.cc (Errors::trace): New method.
+       (gold_trace): New function.
+       * errors.h (Errors::trace): New method.
+       * gold.h (gold_trace): New function.
+       * object.cc (Input_objects::add_object): Use gold_trace to print
+       object file names.
 
-       * testsuite/odr_violation2.cc (Ordering::operator()): Make
-       expression even more complex.
+2021-03-19  Cary Coutant  <ccoutant@gmail.com>
 
-2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
+       PR gold/pr23870
+       * testsuite/aarch64_pr23870_bar.c: Return a magic value.
+       * testsuite/aarch64_pr23870_foo.c: Check the magic value and return
+       success or failure.
 
-       * testsuite/ver_test_pr16504.sh: Updated.
+2021-03-19  Holger Berger  <holger.berger@googlemail.com>
 
-2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
+       PR gold/26541
+       * output.cc (gold_fallocate): Use errno when calling system fallocate.
 
-       PR gold/25872
-       * x86_64.cc (Output_data_plt_x86_64_bnd::do_write): Increment
-       plt_offset after setting the reserved TLSDESC PLT entry.
-       (Output_data_plt_x86_64_ibt<size>::do_write): Likewise.
+2021-03-19  Cary Coutant  <ccoutant@gmail.com>
 
-2020-05-01  H.J. Lu  <hongjiu.lu@intel.com>
+       PR gold/26585
+       * main.cc (main): Fix typo in previous patch.
 
-       PR gold/25872
-       * x86_64.cc (Output_data_plt_x86_64_bnd::do_address_for_local):
-       Handle local IFUNC symbol.
-       (Output_data_plt_x86_64_ibt::do_address_for_local): Likewise.
+2021-03-19  Duncan Simpson  <dr.duncan.p.simpson@gmail.com>
 
-2020-03-19  Fangrui Song  <maskray@google.com>
+       PR gold/26585
+       * configure.ac: Add check for mallinfo2.
+       * configure: Regenerate.
+       * config.in: Regenerate from previous commit.
+       * main.cc (main): Use mallinfo2 if available.
+
+2021-03-19  Cary Coutant  <ccoutant@gmail.com>
+
+       PR gold/27246
+       * dwarf_reader.cc (Dwarf_abbrev_table::do_get_abbrev): Handle
+       DW_FORM_implicit_const.
+       (Dwarf_ranges_table::read_ranges_table): Add version parameter;
+       Adjust all callers.  Look for .debug_rnglists section if DWARF 5.
+       (Dwarf_ranges_table::read_range_list_v5): New method.
+       (Dwarf_die::read_attributes): Handle new DWARF 5 DW_FORM codes.
+       (Dwarf_die::skip_attributes): Likewise.
+       (Dwarf_info_reader::do_parse): Support DWARF 5 unit header format.
+       (Dwarf_info_reader::read_3bytes_from_pointer): New method.
+       (Sized_dwarf_line_info::Sized_dwarf_line_info): Initialize
+       str_buffer_, str_buffer_start, reloc_map_, line_number_map_.
+       Look for .debug_line_str section.
+       (Sized_dwarf_line_info::read_header_prolog): Support DWARF 5 prolog.
+       (Sized_dwarf_line_info::read_header_tables): Rename to...
+       (Sized_dwarf_line_info::read_header_tables_v2): ... this.
+       (Sized_dwarf_line_info::read_header_tables_v5): New method.
+       (Sized_dwarf_line_info::process_one_opcode): Insert missing "this->".
+       Change advance_line to signed int64_t.
+       (Sized_dwarf_line_info::read_lines): Add endptr parameter; adjust
+       callers.  Insert missing "this->".
+       (Sized_dwarf_line_info::read_line_mappings): Support DWARF 5.
+       (Sized_dwarf_line_info::do_addr2line): Add debug code.
+       * dwarf_reader.h (Dwarf_abbrev_table::Attribute): Add implicit_const
+       field. Adjust constructor.
+       (Dwarf_abbrev_table::add_sttribute): Add implicit_const parameter.
+       (Dwarf_ranges_table::read_ranges_table): Add version parameter.
+       (Dwarf_ranges_table::read_range_list_v5): New method.
+       (Dwarf_die): Remove unused attr_off field.
+       (Dwarf_info_reader::Dwarf_info_reader): Initialize unit_type_ field.
+       (Dwarf_info_reader::is_type_unit): New method.
+       (Dwarf_info_reader::read_3bytes_from_pointer): New method.
+       (Dwarf_info_reader::read_range_list): Call read_range_list_v5 for
+       DWARF 5 range lists.
+       (Dwarf_info_reader::is_type_unit_): Remove.
+       (Dwarf_info_reader::unit_type_): New field.
+       (Sized_dwarf_line_info::~Sized_dwarf_line_info): Delete
+       str_buffer_start_.
+       (Sized_dwarf_line_info::read_header_tables): Rename to...
+       (Sized_dwarf_line_info::read_header_tables_v2): ... this.
+       (Sized_dwarf_line_info::read_header_tables_v5): New method.
+       (Sized_dwarf_line_info::read_lines): Add endptr parameter.
+       (Sized_dwarf_line_info::Dwarf_line_infoHeader): Add address_size field.
+       (Sized_dwarf_line_info::str_buffer_): New field.
+       (Sized_dwarf_line_info::str_buffer_end_): New field.
+       (Sized_dwarf_line_info::str_buffer_start_): New field.
+       (Sized_dwarf_line_info::end_of_header_length_): New field.
+       (Sized_dwarf_line_info::end_of_unit_): New field.
+
+2021-01-28  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR gold/27246
+       * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog):
+       Skip address size and segment selector for DWARF5.
+
+2021-01-19  Alan Modra  <amodra@gmail.com>
+
+       PR 27203
+       * powerpc.cc (do_plt_fde_location): Remove doing_static_link
+       assertion.
+
+2021-01-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * testsuite/ifuncmain6pie.c: Remove non-JUMP_SLOT relocations
+       against foo in ifuncmod6.so.
+       * testsuite/ifuncmod6.c: Likewise.
+
+2021-01-14  Nick Clifton  <nickc@redhat.com>
 
-    * options.h (General_options): Add --no-rosegment option.
+       * po/fr.po: Updated French translation.
 
-2020-02-24  Nick Clifton  <nickc@redhat.com>
+2021-01-11  Nick Clifton  <nickc@redhat.com>
 
-       * po/fr.po: Update French translation.
+       * po/sr.po: Updated Serbian translation.
+       * po/uk.po: Updated Ukranian translation.
 
-2020-01-20  Nick Clifton  <nickc@redhat.com>
+2021-01-09  Nick Clifton  <nickc@redhat.com>
 
-       * po/uk.po: Updated Ukranian translation.
+       * 2.36 release branch crated.
 
-2020-01-18  Nick Clifton  <nickc@redhat.com>
+2021-01-03  Alan Modra  <amodra@gmail.com>
 
-       * configure: Regenerate.
-       * po/gold.pot: Regenerate.
+       PR 27140
+       * powerpc.cc (Target_powerpc::Branch_info::make_stub): Only access
+       object->st_other() when 64-bit.
+       (Stub_table::add_long_branch_entry): Ignore "other" when 32-bit.
 
-2020-01-18  Nick Clifton  <nickc@redhat.com>
+2021-01-01  Nicolas Boulenguez  <nicolas@debian.org>
 
-       Binutils 2.34 branch created.
+       * tilegx.cc: Correct comment spelling.
 
-2020-01-01  Alan Modra  <amodra@gmail.com>
+2021-01-01  Alan Modra  <amodra@gmail.com>
 
        Update year range in copyright notice of all files.
 
-For older changes see ChangeLog-2019
+For older changes see ChangeLog-2020
 \f
-Copyright (C) 2020 Free Software Foundation, Inc.
+Copyright (C) 2021 Free Software Foundation, Inc.
 
 Copying and distribution of this file, with or without modification,
 are permitted in any medium without royalty provided the copyright
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