xref: /netbsd-src/external/gpl3/binutils/dist/gold/ChangeLog-2019 (revision 6f4ced0b3153adc81d1209a382d97f210becf0ec)

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,
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