binutils-gdb/gold/ChangeLog-2019
2020-01-01 18:12:08 +10:30

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2019-11-26 Martin Liska <mliska@suse.cz>
* layout.cc (Layout::special_ordering_of_input_section):
Add ".text.sorted".
* output.cc: Special case ".text.sorted".
* testsuite/section_sorting_name.cc: Cover also .text.sorted
subsections.
* testsuite/section_sorting_name.sh: Likewise.
2019-11-19 Alan Modra <amodra@gmail.com>
PR 24853
* symtab.h (set_has_gnu_output, has_gnu_output_): New.
* symtab.cc (Symbol_table::Symbol_table): Init has_gnu_output_.
(Symbol_table::finalize): Set ELFOSABI_GNU when has_gnu_output_.
(Symbol_table::set_dynsym_indexes, Symbol_table::sized_finalize):
Call set_has_gnu_output for STT_GNU_IFUNC and STB_GNU_UNIQUE globals.
* object.cc (Sized_relobj_file::do_finalize_local_symbols): Call
set_has_gnu_output when STT_GNU_IFUNC locals will be output.
2019-11-11 Miguel Saldivar <saldivarcher@gmail.com>
PR 24996
* expression.cc (Trinary_expression::arg2_value): Use correct integer
expression when calling "eval_maybe_dot" method.
(Trinary_expression::arg3_value): Likewise.
2019-09-28 Alan Modra <amodra@gmail.com>
PR 16794
* i386.cc (Target_i386::Relocate::relocate <R_386_GOTOFF>): Don't
ignore addend, apply using pcrel32.
* x86_64.cc (Target_x86_64::Relocate::relocate <R_X86_64_GOTOFF64>):
Similarly use pcrel64.
2019-09-24 Nick Clifton <nickc@redhat.com>
* descriptors.cc: Include <string>
2019-09-23 Alan Modra <amodra@gmail.com>
* testsuite/plugin_new_section_layout.c (new_input_hook): Correct
return status enum values.
2019-09-20 Alan Modra <amodra@gmail.com>
PR 24768
* layout.cc (Layout::Layout): Init lto_slim_object_.
* object.cc (Sized_relobj_file::do_layout): Wrap overlong line.
Don't use C cast. Validate section size. Don't copy contents.
2019-09-20 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc::Scan::check_non_pic): Move REL24
to 32-bit supported.
2019-09-18 Simon Marchi <simon.marchi@polymtl.ca>
* testsuite/Makefile.in: Re-generate.
2019-09-09 Phil Blundell <pb@pbcl.net>
binutils 2.33 branch created.
2019-08-16 Martin Liska <mliska@suse.cz>
PR ld/24912
* object.cc (big_endian>::do_layout): Do not report error,
but only set a flag.
(big_endian>::do_add_symbols): Report error only for when
relocatable.
2019-08-02 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc::Scan::get_reference_flags): Set
flags for new relocations, and some missing older relocs.
(Target_powerpc::Scan::local): Handle new pcrel tls relocs.
Call set_has_static_tls for tprel relocs.
(Target_powerpc::Scan::global): Likewise.
(Target_powerpc::Relocate::relocate): Handle new pcrel tls relocs.
2019-08-02 Alan Modra <amodra@gmail.com>
* powerpc.cc (Powerpc_relocate_functions::rela, rela_ua): Perform
signed right shift for signed overflow check.
2019-07-29 Martin Liska <mliska@suse.cz>
PR 24768
* layout.h (class Layout): Add is_lto_slim_object and
set_lto_slim_object.
* object.cc (struct lto_section): Add lto_slim_object_.
(big_endian>::do_layout): Parse content of
.gnu_lto_.lto section.
(big_endian>::do_add_symbols): Report error for a missing
LTO plugin.
2019-07-13 Alan Modra <amodra@gmail.com>
* powerpc.cc (xlate_pcrel_opt): New function.
(Target_powerpc::Relocate::relocate): Optimise PCREL34 and
GOT_PCREL34 sequences marked with PCREL_OPT.
2019-07-13 Alan Modra <amodra@gmail.com>
* powerpc.cc (Powerpc_relobj::make_got_relative): New function.
(relative_value_is_known): New functions.
(Target_powerpc::Relocate::relocate): Edit code using
GOT16_HA, GOT16_LO_DS, and GOT_PCREL34 relocs.
2019-07-13 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc): Add powerxx_stubs_ and accessor
functions.
(Target_powerpc::maybe_skip_tls_get_addr_call): Handle PLT_PCREL34
and PLT_PCREL34_NOTOC relocs.
(Powerpc_relocate_functions): Add addr34, addr34_hi, addr34_ha,
addr28, addr16_higher34, addr16_highera34, addr16_highest34,
addr16_highest34a functions.
(li_11_0, ori_11_11_0, sldi_11_11_34): Define.
(paddi_12_pc, pld_12_pc, pnop): Define.
(d34, ha34): New inline functions.
(Stub_table::add_plt_call_entry): Handle powerxx_stubs.
(Stub_table::add_eh_frame): Likewise.
(build_powerxx_offset): New function.
(Stub_table::plt_call_size): Handle powerxx_stubs.
(Stub_table::branch_stub_size): Likewise.
(Stub_table::do_write): Likewise.
(Target_powerpc::Scan::get_reference_flags): Handle new relocs.
(Target_powerpc::Scan::reloc_needs_plt_for_ifunc: Likewise.
(Target_powerpc::Scan::local, global, relocate): Likewise.
2019-07-13 Alan Modra <amodra@gmail.com>
* ehframe.cc (Fde::operator==): Delete.
(Cie::remove_fde): Delete.
(Eh_frame::remove_ehframe_for_plt): Delete fde_data and fde_length
parameters. Remove all post-map plt FDEs.
* ehframe.h (Fde:post_map): Make const, add variant to compare plt.
(Fde::operator==): Delete.
(Cie::remove_fde): Implement here.
(Cie::last_fde): New accessor.
(Eh_frame::remove_ehframe_for_plt): Update prototype.
* layout.cc (Layout::remove_eh_frame_for_plt): Delete fde_data and
fde_length parameters.
* layout.h (Layout::remove_eh_frame_for_plt): Update prototype.
* powerpc.cc (Stub_table::tls_get_addr_opt_bctrl_): Delete.
(Stub_table::plt_fde_len_, plt_fde_, init_plt_fde): Delete.
(Stub_table::add_plt_call_entry): Don't set tls_get_addr_opt_bctrl_.
(eh_advance): New function.
(stub_sort): New function.
(Stub_table::add_eh_frame): Emit eh_frame for notoc plt calls and
branches as well as __tls_get_addr_opt plt call stub.
(Stub_table::remove_eh_frame): Update to suit.
2019-07-13 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc::maybe_skip_tls_get_addr_call): Handle
notoc calls.
(is_branch_reloc): Template on size. Return true for REL24_NOTOC.
Update all callers.
(max_branch_delta): Likewise.
(Target_powerpc::Branch_info::make_stub): Add a stub for notoc
calls to functions needing a valid toc pointer.
(Target_powerpc::do_relax): Layout stubs again if any need resize.
(add_12_11_12, addi_12_11, addis_12_11, ldx_12_11_12, ori_12_12_0),
(oris_12_12_0, sldi_12_12_32): Define.
(Stub_table::Plt_stub_ent): Add notoc_ and iter_ fields.
(Stub_table::Branch_stub_key, Branch_stub_key_hash): Rename from
Branch_stub_ent and Branch_stub_ent hash. Remove save_res_ from key.
(Stub_table::Branch_stub_ent): New struct.
(class Stub_table): Add need_resize and resizing vars.
(Stub_table::need_resize, branch_size): New accessors.
(Stub_table::set_resizing): New function.
(Stub_table::add_plt_call_entry): Handle notoc calls and resizing
on seeing such or a tocsave stubs after a normal stub using the
same sym.
(Stub_table::add_long_branch_entry): Similarly.
(Stub_table::find_long_branch_entry): Return a Branch_stub_ent*.
(Stub_table::define_stub_syms): Adjust
(Stub_table::build_tls_opt_head, build_tls_opt_tail): New functions.
(build_notoc_offset): New function.
(Stub_table::plt_call_size): Move out of line. Handle notoc calls.
(Stub_table::branch_stub_size): Similarly.
(Stub_table::do_write): Separate loop for ELFv2 stubs, handling
notoc calls. Simplify ELFv1 loop. Output notoc branch stubs.
Use build_tls_opt_head and build_tls_opt_tail.
(Target_powerpc::Scan::get_reference_flags): Handle REL24_NOTOC.
(Target_powerpc::Scan::reloc_needs_plt_for_ifunc): Likewise,
and PLTSEQ_NOTOC and PLTCALL_NOTOC.
(Target_powerpc::Scan::local, global, relocate): Likewise.
2019-06-28 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc::Relocate::relocate): Don't look
at next/previous reloc when relnum is -1.
2019-06-28 Alan Modra <amodra@gmail.com>
* powerpc.cc (Stub_table::plt_error): New function.
(Stub_table::do_write): Use it.
(Output_data_glink::do_write): Don't segfault emitting linkage
table error.
2019-06-28 Alan Modra <amodra@gmail.com>
* powerpc.cc (Target_powerpc::Scan::get_reference_flags): Handle
REL16_HIGH* relocs.
(Target_powerpc::Scan::local): Likewise.
(Target_powerpc::Scan::global): Likewise.
(Target_powerpc::Relocate::relocate): Likewise.
2019-06-10 Martin Liska <mliska@suse.cz>
* errors.h: Include string.
2019-05-10 Joshua Oreman <oremanj@hudson-trading.com>
PR gold/21066
* gc.h (gc_process_relocs): Track relocations in .eh_frame sections
when ICF is enabled, even though the .eh_frame sections themselves
are not foldable.
* icf.cc (get_section_contents): Change arguments to permit operation
on just part of a section. Include extra identity regions in the
referring section's contents recursively.
(match_sections): Lock object here instead of in get_section_contents
so that get_section_contents can operate recursively.
(Icf::add_ehframe_links): New method.
(Icf::find_identical_sections): Pass .eh_frame sections to
add_ehframe_links(). Increase default iteration count from 2 to 3
because handling exception info typically requires one extra iteration.
* icf.h (Icf::extra_identity_list_): New data member with accessor.
(is_section_foldable_candidate): Include .gcc_except_table sections.
* options.h: Update documentation for new default ICF iteration count.
* testsuite/Makefile.am (icf_test_pr21066): New test case.
* testsuite/Makefile.in: Regenerate.
* testsuite/icf_test_pr21066.cc: New source file.
* testsuite/icf_test_pr21066.sh: New test script.
2019-02-19 Egeyar Bagcioglu <egeyar.bagcioglu@oracle.com>
PR gold/23870
* aarch64.cc (Target_aarch64::Scan::global): Check if a symbol with
R_AARCH64_MOVW_.ABS_* relocations requires a PLT entry.
* testsuite/Makefile.am: Add aarch64_pr23870 test case.
* testsuite/Makefile.in: Regenerate.
* testsuite/aarch64_pr23870_bar.c: New file.
* testsuite/aarch64_pr23870_foo.c: New file.
* testsuite/aarch64_pr23870_main.S: New file.
2019-02-12 Nick Clifton <nickc@redhat.com>
* po/fr.po: Updated French translation.
2019-01-21 Nick Clifton <nickc@redhat.com>
* po/uk.po: Updated Ukranian translation.
2019-01-19 Nick Clifton <nickc@redhat.com>
* po/gold.pot: Regenerate.
2018-06-24 Nick Clifton <nickc@redhat.com>
2.32 branch created.
2019-01-09 Andrew Paprocki <andrew@ishiboo.com>
* configure: Regenerate.
2019-01-01 Alan Modra <amodra@gmail.com>
Update year range in copyright notice of all files.
For older changes see ChangeLog-2018
Copyright (C) 2019 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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