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users/ibhagat/try-sframe-plt-fixes
binutils-gdb/gold/ChangeLog-2020
Alan Modra c2795844e6 ChangeLog rotation
2021-01-01 10:31:02 +10:30

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2020-12-19 H.J. Lu <hjl.tools@gmail.com>
PR gold/27097
* incremental.cc (Sized_relobj_incr::do_add_symbols): Move sym
declaration just before use.
(Sized_incr_dynobj::do_add_symbols): Likewise.
* plugin.cc (Sized_pluginobj::do_add_symbols): Likewise.
2020-12-15 Cary Coutant <ccoutant@gmail.com>
* dwp.cc (class Dwo_file): Use new Ehdr::get_ei_osabi and
get_ei_abiversion methods.
* incremental.cc (make_sized_incremental_binary): Likewise.
* object.cc (Sized_relobj_file::Sized_relobj_file): Likewise.
(make_elf_sized_object): Likewise.
* object.h (class Osabi): Make the class untemplated.
2020-12-15 Vivek Das Mohapatra <vivek@collabora.com>
Implement -z unique / -z nounique options.
* layout.cc (Layout::finish_dynamic_section): Set DF_GNU_1_UNIQUE.
* options.h (class General_options): Handle -z unique, -z nounique.
2020-12-14 H.J. Lu <hjl.tools@gmail.com>
Cary Coutant <ccoutant@gmail.com>
PR gold/27039
* layout.cc (Layout::layout): Strip SHF_GNU_RETAIN.
* object.cc (Sized_relobj_file::Sized_relobj_file): Initialize osabi_.
(Sized_relobj_file::do_layout): Keep SHF_GNU_RETAIN sections for
GNU/FreBSD ELFOSABIs.
* object.h (Osabi) New class.
(Sized_relobj_file): Add osabi() and osabi_.
* testsuite/Makefile.am (check_SCRIPTS): Add retain.sh.
(check_DATA): Add retain_1.out retain_2.out.
(MOSTLYCLEANFILES): Add retain_1 retain_2.
(retain_1.out): New target.
(retain_1): Likewise.
(retain_1.o): Likewise.
(retain_2.out): Likewise.
(retain_2): Likewise.
(retain_2.o): Likewise.
* testsuite/Makefile.in: Regenerate.
* testsuite/retain.sh: New file.
* testsuite/retain_1.s: Likewise.
* testsuite/retain_2.s: Likewise.
2020-12-13 Cary Coutant <ccoutant@gmail.com>
PR gold/23539
PR gold/24123
* testsuite/Makefile.am (incremental_copy_test): Re-enable for GCC 9+.
(incremental_comdat_test_1): Likewise.
* testsuite/Makefile.in: Regenerate.
2020-12-13 Cary Coutant <ccoutant@gmail.com>
PR gold/23539
* object.cc (Sized_relobj_file::layout_gnu_property_section): Ignore
Gnu properties during incremental links.
2020-12-13 Cary Coutant <ccoutant@gmail.com>
PR gold/24123
* layout.cc (Layout::init_fixed_output_section): Mask out flags that
should be ignored when matching sections.
2020-12-07 Alan Modra <amodra@gmail.com>
* plugin.cc (Plugin_recorder::init): Replace strncpy with memcpy.
2020-12-03 Alan Modra <amodra@gmail.com>
* testsuite/Makefile.am (pr26936a.o): Pass -mx86-used-note=yes.
(pr26936b.o, pr26936c.o, pr26936d.o): Likewise.
* testsuite/Makefile.in: Regenerate.
2020-11-29 H.J. Lu <hongjiu.lu@intel.com>
PR ld/26972
* x86_64.cc (Output_data_plt_x86_64_ibt::tlsdesc_plt_entry): Add
endbr64.
(Output_data_plt_x86_64_ibt::do_fill_tlsdesc_entry): Adjusted.
2020-11-29 H.J. Lu <hongjiu.lu@intel.com>
PR gold/26939
* x86_64.cc (Target_x86_64<size>::Scan::local): Check
get_r_addend() == -4 for GOTPCRELX conversion.
(Target_x86_64<size>::Scan::global): Likewise.
(Target_x86_64<size>::Relocate::relocate): Likewise.
* testsuite/Makefile.am (check_DATA): Add
x86_64_mov_to_lea15.stdout and x86_64_mov_to_lea16.stdout.
(MOSTLYCLEANFILES): Add x86_64_mov_to_lea15 and
x86_64_mov_to_lea16.
(x86_64_mov_to_lea9.o): New target.
(x86_64_mov_to_lea10.o): Likewise.
(x86_64_mov_to_lea15): Likewise.
(x86_64_mov_to_lea16): Likewise.
(x86_64_mov_to_lea15.stdout): Likewise.
(x86_64_mov_to_lea16.stdout): Likewise.
* testsuite/Makefile.in: Regenerated.
* testsuite/x86_64_mov_to_lea.sh: Updated.
* testsuite/x86_64_mov_to_lea5.s: New file.
2020-11-29 H.J. Lu <hongjiu.lu@intel.com>
PR gold/26937
* object.cc (Sized_relobj_file::map_to_kept_section): Get the
section index for linkonce section. Also check the single
comdat section.
* testsuite/Makefile.am (check_SCRIPTS): Add pr26936.sh.
(check_DATA): Add pr26936a.stdout and pr26936b.stdout.
(MOSTLYCLEANFILES): Add pr26936a and pr26936b.
(pr26936a.stdout): New target.
(pr26936a): Likewise.
(pr26936b.stdout): Likewise.
(pr26936b): Likewise.
(pr26936a.o): Likewise.
(pr26936b.o): Likewise.
(pr26936c.o): Likewise.
(pr26936d.o): Likewise.
* testsuite/Makefile.in: Regenerated.
* testsuite/pr26936.sh: New file.
* testsuite/pr26936a.s: Likewise.
* testsuite/pr26936b.s: Likewise.
* testsuite/pr26936c.s: Likewise.
* testsuite/pr26936d.s: Likewise.
2020-11-17 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc::no_tprel_opt_): Rename from tprel_opt_.
Init to false.
(Target_powerpc::tprel_opt): Test parameters->options().tls_optimize().
(Target_powerpc::set_tprel_opt): Delete.
(Target_powerpc::set_no_tprel_opt): New function. Update all uses
of set_tprel_opt.
2020-11-16 Michael Hudson-Doyle <michael.hudson@canonical.com>
PR 26902
* powerpc.cc (Relocate::relocate): Do not include local entry
offset of target function when computing the address of a stub.
2020-11-08 H.J. Lu <hongjiu.lu@intel.com>
PR gold/26200
* plugin.cc (Plugin_manager::claim_file): Don't share Plugin_list
iterator.
(Plugin_manager::all_symbols_read): Likewise.
(Plugin_manager::cleanup): Likewise.
2020-11-03 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc::tocsave_loc): Return a pointer.
(Target_powerpc::Relocate::relocate): Avoid -Wdangling-gsl error.
2020-11-03 Nick Gasson <nick.gasson@arm.com>
PR 26827
* fileread.cc (File_read::open): Ensure file_counts_lock is
initialized.
* testsuite/Makefile.am (check_PROGRAMS): Add a test that passes
-Wl,--threads.
* testsuite/Makefile.in: Regenerate.
2020-10-30 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/gnu_property_test.sh: Updated.
2020-10-22 H.J. Lu <hongjiu.lu@intel.com>
* Makefile.am (bootstrap-test): Skip for LTO build.
(bootstrap-test-r): Likewise.
2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
PR gold/23539
* configure.ac: Check for GCC 9 or later and for -fcf-protection.
* configure: Regenerated.
* testsuite/Makefile.am (check_PROGRAMS): Skip incremental_test_2,
incremental_test_3, incremental_test_4, incremental_test_5,
incremental_copy_test, incremental_common_test_1 and
incremental_comdat_test_1 for -fcf-protection. Also Skip
incremental_copy_test and incremental_comdat_test_1 for GCC 9 or
later.
* testsuite/Makefile.in: Regenerated.
2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
PR gold/23503
* testsuite/Makefile.am (justsyms_lib): Pass
-T $(srcdir)/justsyms_lib.t to gold.
* testsuite/Makefile.in: Regenerated.
* testsuite/justsyms_lib.t: New file.
* testsuite/script_test_10.t: Discard .note.gnu.property section.
2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
* x86_64.cc (Target_x86_64::Target_x86_64): Initialize
feature_2_used_, feature_2_needed_ and object_feature_2_used_.
(Target_x86_64::feature_2_used_): New data member.
(Target_x86_64::feature_2_needed_): Likewise.
(Target_x86_64::object_isa_1_used_): Likewise.
(Target_x86_64::record_gnu_property): Support
GNU_PROPERTY_X86_COMPAT_ISA_1_USED,
GNU_PROPERTY_X86_COMPAT_ISA_1_NEEDED,
GNU_PROPERTY_X86_COMPAT_2_ISA_1_USED,
GNU_PROPERTY_X86_COMPAT_2_ISA_1_NEEDED,
GNU_PROPERTY_X86_FEATURE_2_USED and
GNU_PROPERTY_X86_FEATURE_2_NEEDED.
(Target_x86_64::merge_gnu_properties): Merge FEATURE_2_USED bits.
Initialize object_feature_2_used_.
(Target_x86_64::do_finalize_gnu_properties): Support
GNU_PROPERTY_X86_FEATURE_2_USED and
GNU_PROPERTY_X86_FEATURE_2_NEEDED.
* testsuite/gnu_property_a.S (GNU_PROPERTY_X86_ISA_1_USED): Set
to 0xc0010002.
(GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
* testsuite/gnu_property_b.S (GNU_PROPERTY_X86_ISA_1_USED): Set
to 0xc0010002.
(GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
* testsuite/gnu_property_c.S (GNU_PROPERTY_X86_ISA_1_USED): Set
to 0xc0010002.
(GNU_PROPERTY_X86_ISA_1_NEEDED): Set to 0xc0008002.
* testsuite/gnu_property_test.sh: Updated.
2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
PR gold/22914
PR gold/23535
* layout.cc (Layout::attach_allocated_section_to_segment): Place
a note section in a PT_NOTE segment with the same alignment. Set
the alignment of the PT_NOTE segment from the alignment of the
note section.
(Layout::create_note): Align the NT_GNU_PROPERTY_TYPE_0 note to 8
bytes for 64-bit ELF.
(Layout::segment_precedes): Place segments with larger alignments
first.
* output.cc (Output_segment::Output_segment): Initialize align_.
* output.h (Output_segment): Add align, set_align and align_.
* testsuite/Makefile.am (gnu_property_test.stdout): Pass -lhSWn
to $(TEST_READELF).
(gnu_property_test): Pass --build-id to ld.
* testsuite/Makefile.in: Regenerated.
* testsuite/gnu_property_test.sh (check_alignment): New.
Use check_alignment to check the NT_GNU_PROPERTY_TYPE_0 note
alignment. Verify that there are 2 PT_NOTE segments.
2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
PR gold/21452
* x86_64.cc (Scan::local_reloc_may_be_function_pointer): Remove
check for shared library.
(Scan::global_reloc_may_be_function_pointer): Remove check for
shared library and symbol visibility.
* testsuite/icf_safe_so_test.cc (bar_static): New function.
(main): Take function address of bar_static and use it.
* testsuite/icf_safe_so_test.sh (arch_specific_safe_fold): Also
check fold on x86-64. Check bar_static isn't folded.
2020-10-13 H.J. Lu <hongjiu.lu@intel.com>
* icf.cc (Icf::find_identical_sections): Skip zero-sized sections.
2020-10-09 Alan Modra <amodra@gmail.com>
* powerpc.cc (Powerpc_relobj::do_relocate_sections): Don't do
local entry offset optimisation for lplt_section.
(Target_powerpc::Branch_info::make_stub): Don't add local
entry offset to long branch dest passed to
add_long_branch_entry. Do pass st_other bits.
(Stub_table::Branch_stub_ent): Add "other_" field.
(Stub_table::add_long_branch_entry): Add "other" param, and
save.
(Stub_table::branch_stub_size): Adjust long branch offset.
(Stub_table::do_write): Likewise.
(Target_powerpc::Relocate::relocate): Likewise.
2020-10-09 Alan Modra <amodra@gmail.com>
* powerpc.cc (is_got_reloc): New function.
(Target_powerpc::Relocate::relocate): Use it here, exclude GOT
relocs when looking for stubs.
2020-10-08 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/split_i386.sh: Updated for --split-stack-adjust-size
default change.
* testsuite/split_x86_64.sh: Likewise.
2020-10-08 Alan Modra <amodra@gmail.com>
* options.h (split_stack_adjust_size): Default to 0x100000.
2020-09-26 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc): Rename power10_stubs_ to
power10_relocs_.
(Target_powerpc::set_power10_relocs): New accessor.
(Target_powerpc::set_power10_stubs): Delete.
(Target_powerpc::power10_stubs): Adjust.
(Target_powerpc::has_localentry0): New accessor.
(ld_0_11): New constant.
(glink_eh_frame_fde_64v1, glink_eh_frame_fde_64v2): Adjust.
(glink_eh_frame_fde_64v2_localentry0): New.
(Output_data_glink::pltresolve_size): Update.
(Output_data_glink::add_eh_frame): Use localentry0 version eh_frame.
(Output_data_glink::do_write): Move r2 save to start of ELFv2 stub
and only emit for has_localentry0. Don't use r2 in the stub.
(Target_powerpc::Scan::local, global): Adjust for
set_power10_relocs renaming.
(Target_powerpc::scan_relocs): Warn and reset plt_localentry0_.
2020-09-24 Alan Modra <amodra@gmail.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>
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.
2020-05-15 Nikita Ermakov <coffe92@gmail.com>
* powerpc.cc (do_gc_mark_symbol): Don't segfault on plugin symbols.
2020-05-14 Nick Clifton <nickc@redhat.com>
* po/sr.po: New Serbian translation.
2020-05-11 Alan Modra <amodra@gmail.com>
* powerpc.cc: Rename powerxx to power10 throughout.
2020-05-02 H.J. Lu <hongjiu.lu@intel.com>
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.
2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
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.
2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
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.
2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/odr_violation2.cc (Ordering::operator()): Make
expression even more complex.
2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/ver_test_pr16504.sh: Updated.
2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
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.
2020-05-01 H.J. Lu <hongjiu.lu@intel.com>
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.
2020-03-19 Fangrui Song <maskray@google.com>
* options.h (General_options): Add --no-rosegment option.
2020-02-24 Nick Clifton <nickc@redhat.com>
* po/fr.po: Update French translation.
2020-01-20 Nick Clifton <nickc@redhat.com>
* po/uk.po: Updated Ukranian translation.
2020-01-18 Nick Clifton <nickc@redhat.com>
* configure: Regenerate.
* po/gold.pot: Regenerate.
2020-01-18 Nick Clifton <nickc@redhat.com>
Binutils 2.34 branch created.
2020-01-01 Alan Modra <amodra@gmail.com>
Update year range in copyright notice of all files.
For older changes see ChangeLog-2019
Copyright (C) 2020 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
Local Variables:
mode: change-log
left-margin: 8
fill-column: 74
version-control: never
End:
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