binutils-gdb/gold/ChangeLog

2018-04-02  Cary Coutant  <ccoutant@gmail.com>

	PR gold/23016
	* incremental.cc (can_incremental_update): Check for unwind section
	type.
	* layout.h (Layout::layout): Add sh_type parameter.
	* layout.cc (Layout::layout): Likewise.
	(Layout::layout_reloc): Create new output reloc section if data
	section does not already have one.
	(Layout::layout_eh_frame): Check for unwind section type.
	(Layout::make_eh_frame_section): Use unwind section type for .eh_frame
	and .eh_frame_hdr.
	* object.h (Sized_relobj_file::Shdr_write): New typedef.
	(Sized_relobj_file::layout_section): Add sh_type parameter.
	(Sized_relobj_file::Deferred_layout::Deferred_layout): Add sh_type
	parameter.
	* object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
	unwind section type.
	(Sized_relobj_file::layout_section): Add sh_type parameter; pass it
	to Layout::layout.
	(Sized_relobj_file::do_layout): Make local copy of sh_type.
	Force .eh_frame sections to unwind section type.
	Pass sh_type to layout_section.
	(Sized_relobj_file<size, big_endian>::do_layout_deferred_sections):
	Pass sh_type to layout_section.
	* output.cc (Output_section::Output_section): Initialize reloc_section_.
	* output.h (Output_section::reloc_section): New method.
	(Output_section::set_reloc_section): New method.
	(Output_section::reloc_section_): New data member.
	* target.h (Target::unwind_section_type): New method.
	(Target::Target_info::unwind_section_type): New data member.

	* aarch64.cc (aarch64_info): Add unwind_section_type.
	* arm.cc (arm_info, arm_nacl_info): Likewise.
	* i386.cc (i386_info, i386_nacl_info, iamcu_info): Likewise.
	* mips.cc (mips_info, mips_nacl_info): Likewise.
	* powerpc.cc (powerpc_info): Likewise.
	* s390.cc (s390_info): Likewise.
	* sparc.cc (sparc_info): Likewise.
	* tilegx.cc (tilegx_info): Likewise.
	* x86_64.cc (x86_64_info, x86_64_nacl_info): Likewise.

	* testsuite/Makefile.am (pr23016_1, pr23016_2): New test cases.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/testfile.cc: Add unwind_section_type.
	* testsuite/pr23016_1.sh: New test script.
	* testsuite/pr23016_1a.s: New source file.
	* testsuite/pr23016_1b.s: New source file.
	* testsuite/pr23016_2.sh: New test script.
	* testsuite/pr23016_2a.s: New source file.
	* testsuite/pr23016_2b.s: New source file.

2018-03-28  Cary Coutant  <ccoutant@gmail.com>

	PR gold/21423
	PR gold/22500
	* configure.ac: Call AC_USE_SYSTEM_EXTENSIONS.
	Replace check for --enable-plugins with AC_PLUGINS.
	* options.cc (parse_plugin, parse_plugin_opt): Remove #ifdef.
	(General_options::finalize): Check if plugins enabled.
	* options.h (--plugin, --plugin-opt): Define even if plugins not
	enabled.
	* Makefile.in: Regenerate.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* testsuite/Makefile.in: Regenerate.

2018-03-28  Cary Coutant  <ccoutant@gmail.com>

	PR gold/22969
	* aarch64-reloc.def: Add TLSLE_LDST* relocations.
	* aarch64.cc (Target_aarch64::optimize_tls_reloc): Likewise.
	(Target_aarch64::Scan::local): Likewise.
	(Target_aarch64::Scan::global): Likewise.
	(Target_aarch64::Relocate::relocate): Likewise.
	(Target_aarch64::Relocate::relocate_tls): Likewise.

2018-03-27  Roland McGrath  <mcgrathr@google.com>

	* testsuite/split_x86_64.sh: Fix bad regexp.

2018-03-26  Cary Coutant  <ccoutant@gmail.com>

	PR gold/22868
	* plugin.cc (Sized_pluginobj::do_add_symbols): Use a real section
	index instead of SHN_ABS for defined symbols.
	* testsuite/Makefile.am (plugin_pr22868): New test case.
	* testsuite/Makefile.in: Regenerate
	* testsuite/plugin_pr22868.sh: New test script.
	* testsuite/plugin_pr22868_a.c: New source file.
	* testsuite/plugin_pr22868_b.c: New source file.

2018-03-23  Cary Coutant  <ccoutant@gmail.com>

	* plugin.cc (link_or_copy_file): Remove newlines from warning messages.
	Add pedantic check for return value from ::write.

2018-03-23  Cary Coutant  <ccoutant@gmail.com>

	* debug.h (DEBUG_PLUGIN): New constant.
	(DEBUG_ALL): Add DEBUG_PLUGIN.
	(debug_string_to_enum): Likewise.
	* plugin.cc (make_sized_plugin_object): Add filename parameter.
	(Plugin_recorder): New class.
	(Plugin_manager::~Plugin_manager): Delete recorder_.
	(Plugin_manager::load_plugins): Create and initialize recorder_.
	(Plugin_manager::claim_file): Record claimed and unclaimed files.
	(Plugin_manager::make_plugin_object): Use object name as name for
	plugin object, if available.
	(Plugin_manager::add_input_file): Record replacement files.
	(Sized_pluginobj::do_add_symbols): Record plugin symbols.
	(Plugin_finish::run): Call Plugin_recorder::finish().
	(make_sized_plugin_object): Add filename parameter and pass to
	Sized_pluginobj constructor.
	* plugin.h (Plugin::filename): New method.
	(Plugin::recorder): New method.
	(Plugin::recorder_): New data member.

2018-03-07  Sriraman Tallam  <tmsriram@google.com>

	* layout.cc (Layout::default_section_order): Check for text section
	prefixes.
	(Layout::text_section_name_mapping): New static member.
	(Layout::text_section_name_mapping_count): New static member.
	(Layout::match_section_name): New static function.
	(Layout::output_section_name): Check for text section prefixes.
	* layout.h (Output_section_order::ORDER_TEXT_HOT): New enum value.
	(Output_section_order::ORDER_TEXT_STARTUP): New enum value.
	(Output_section_order::ORDER_TEXT_EXIT): New enum value.
	(Output_section_order::ORDER_TEXT_UNLIKELY): New enum value.
	(Layout::text_section_name_mapping): New static member.
	(Layout::text_section_name_mapping_count): New static member.
	(Layout::match_section_name): New static function.
	* options.h (keep_text_section_prefix): New -z option.
	* testsuite/Makefile.am (keep_text_section_prefix): New test.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/keep_text_section_prefix.cc: New test source.
	* testsuite/keep_text_section_prefix.sh: New test script.

2018-02-22  Sriraman Tallam  <tmsriram@google.com>

	* plugin.cc (get_wrap_symbols): New plugin interface.
	(load): Add get_wrap_symbols to transfer vector.
	* plugin-api.h (ld_plugin_get_wrap_symbols): New plugin interface.
	* testsuite/plugin_test.c (onload): Call and check get_wrap_symbols
	interface.
	* testsuite/plugin_test_wrap_symbols.sh: New test script.
	* testsuite/plugin_test_wrap_symbols_1.cc: New file.
	* testsuite/plugin_test_wrap_symbols_2.cc: New file.
	* testsuite/Makefile.am (plugin_test_wrap_symbols): New test.
	* testsuite/Makefile.in: Regenerate.

2018-02-07  Sriraman Tallam  <tmsriram@google.com>

	* expression.cc (Symbol_expression::set_expr_sym_in_real_elf):
	New method.
	(Unary_expression::set_expr_sym_in_real_elf): New method.
	(Binary_expression::set_expr_sym_in_real_elf): New method.
	(Trinary_expression::set_expr_sym_in_real_elf): New method.
	* plugin.cc (get_symbol_resolution_info): Fix symbol resolution if
	defined or used in defsyms.
	* plugin.h (Plugin_manager::is_defsym_def): New method.
	(Plugin_manager::Plugin_manager): Initialize defsym_defines_set_.
	(Plugin_manager::defsym_defines_set_): New member.
	(Plugin_manager::Defsym_defines_set): New typedef.
	* script.cc (Script_options::set_defsym_uses_in_real_elf): New method.
	(Script_options::find_defsym_defs): New method.
	* script.h (Expression::set_expr_sym_in_real_elf): New method.
	(Symbol_assignment::is_defsym): New method.
	(Symbol_assignment::value): New method.
	(Script_options::find_defsym_defs): New method.
	(Script_options::set_defsym_uses_in_real_elf): New method.
	* testsuite/Makefile.am (plugin_test_defsym): New test.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/plugin_test.c: Check for new symbol resolution.
	* testsuite/plugin_test_defsym.sh: New script.
	* testsuite/plugin_test_defsym.c: New test source.

2018-02-07  Alan Modra  <amodra@gmail.com>

	Revert 2018-01-17  Alan Modra  <amodra@gmail.com>
	* options.h: Remove --speculate-indirect-jumps support.
	* powerpc.cc: Likewise.

2018-02-02  Cary Coutant  <ccoutant@gmail.com>

	* PR gold/22776
	* dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog): Add
	support for DWARF-4 line number tables.
	* dwarf_reader.h (Sized_dwarf_line_info::max_ops_per_insn): New field.

2018-01-18  Alan Modra  <amodra@gmail.com>

	* powerpc.cc (param_plt_align): New function supplying default
	--plt-align values.  Use it..
	(Stub_table::plt_call_align): ..here, and..
	(Output_data_glink::global_entry_align): ..here.
	(Stub_table::stub_align): Correct 32-bit minimum alignment.

2018-01-17  Alan Modra  <amodra@gmail.com>

	* options.h (speculate_indirect_jumps): New option.
	* powerpc.cc (beqctrm, beqctrlm, crseteq): New insn constants.
	(output_bctr): New function.
	(Stub_table::plt_call_size): Add space for speculation barrier.
	(Stub_table::branch_stub_size): Likewise.
	(Output_data_glink::pltresolve_size): Likewise.
	(Stub_table::do_write): Output speculation barriers.

2018-01-17  Alan Modra  <amodra@gmail.com>

	* options.h (plt_align): Support for PowerPC32 too.
	* powerpc.cc (Stub_table::stub_align): Heed --plt-align for 32-bit.
	(Stub_table::plt_call_size, branch_stub_size): Tidy.
	(Stub_table::plt_call_align): Implement using stub_align.
	(Output_data_glink::global_entry_align): New function.
	(Output_data_glink::global_entry_off): New function.
	(Output_data_glink::global_entry_address): Use global_entry_off.
	(Output_data_glink::pltresolve_size): New function, replacing
	pltresolve_size_ constant.  Update all uses.
	(Output_data_glink::add_global_entry): Align offset.
	(Output_data_glink::set_final_data_size): Use global_entry_align.
	(Stub_table::do_write): Don't pad __glink_PLTrelsolve with nops.
	Tidy stub output.  Use global_entry_off.

2018-01-15  Cary Coutant  <ccoutant@gmail.com>

	PR gold/22694
	* options.h (-fuse-ld): Add correct helparg.

2018-01-15  Nick Clifton  <nickc@redhat.com>

	* po/uk.po: Updated Ukranian translation.

2018-01-13  Nick Clifton  <nickc@redhat.com>

	* po/gold.pot: Regenerated.

2018-01-13  Nick Clifton  <nickc@redhat.com>

	2.30 branch created.

2018-01-12  Cary Coutant  <ccoutant@gmail.com>

	* NEWS: Add new features in 1.15.
	* version.cc (version_string): Bump to 1.15.

2018-01-12  Sterling Augustine  <saugustine@google.com>

	* cref.cc (Cref_inputs::Cref_table_compare::operator): Add
	conditionals and calls to is_forwarder.

2018-01-03  Alan Modra  <amodra@gmail.com>

	Update year range in copyright notice of all files.

For older changes see ChangeLog-2017

Copyright (C) 2018 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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