2026-06-12  Release Manager

	* GCC 15.3.0 released.

2025-08-08  Release Manager

	* GCC 15.2.0 released.

2025-04-25  Release Manager

	* GCC 15.1.0 released.

2025-02-05  Ian Lance Taylor  <iant@golang.org>

	PR go/118746
	* go-gcc.cc (class Gcc_backend): Define builtin_cold,
	builtin_leaf, builtin_nonnull.  Alphabetize constants.
	(Gcc_backend::Gcc_backend): Update attributes for builtin
	functions to match builtins.def.
	(Gcc_backend::define_builtin): Split out attribute setting into
	set_attribtues.
	(Gcc_backend::set_attribtues): New method split out of
	define_builtin.  Support new flag values.

2025-01-02  Jakub Jelinek  <jakub@redhat.com>

	* gccgo.texi: Bump @copyrights-go year.

2024-11-28  David Malcolm  <dmalcolm@redhat.com>

	PR c/104896
	* gofrontend/embed.cc (Gogo::initializer_for_embeds): Replace
	"%<%s%>" with "%qs" in message wording.
	* gofrontend/expressions.cc
	(Selector_expression::lower_method_expression): Likewise.
	* gofrontend/gogo.cc (Gogo::set_package_name): Likewise.
	(Named_object::export_named_object): Likewise.
	* gofrontend/parse.cc (Parse::struct_type): Likewise.
	(Parse::parameter_list): Likewise.

2024-11-22  Andrew Pinski  <quic_apinski@quicinc.com>

	PR bootstrap/117737
	* go-backend.cc (INCLUDE_MEMORY): Remove.
	* go-lang.cc (INCLUDE_MEMORY): Remove.

2024-10-25  Jakub Jelinek  <jakub@redhat.com>

	* go-gcc.cc: Remove trailing whitespace.
	* gospec.cc: Likewise.

2024-10-24  David Malcolm  <dmalcolm@redhat.com>
	    Gaius Mulley  <gaiusmod2@gmail.com>

	PR other/116613
	* go-backend.cc: Add #define INCLUDE_MEMORY.
	* go-lang.cc: Likewise.

2024-09-25  Mikael Morin  <mikael@gcc.gnu.org>

	PR other/116801
	* lang.opt.urls: Regenerate.

2024-06-25  Kewen Lin  <linkw@linux.ibm.com>

	* go-gcc.cc (Gcc_backend::float_type): Use TYPE_PRECISION of
	{float,double,long_double}_type_node to replace
	{FLOAT,DOUBLE,LONG_DOUBLE}_TYPE_SIZE.
	(Gcc_backend::complex_type): Likewise.

2024-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* gospec.cc (lang_specific_driver) [TARGET_SOLARIS !USE_GLD]: Only
	add -t if linking.

2024-05-26  Gerald Pfeifer  <gerald@pfeifer.com>

	* gccgo.texi (Top): Move a web reference from golang.org to go.dev.
	(C Interoperability): Move a web reference from golang.org to
	pkg.go.dev.

2024-04-05  Christophe Lyon  <christophe.lyon@linaro.org>

	* Make-lang.in (go.install-dvi): New rule.

2024-01-04  David Malcolm  <dmalcolm@redhat.com>

	* lang.opt.urls: New file, autogenerated by
	regenerate-opt-urls.py.

2024-01-03  Jakub Jelinek  <jakub@redhat.com>

	* gccgo.texi: Bump @copyrights-go year.

2023-07-05  Robin Dapp  <rdapp@ventanamicro.com>
	    Juzhe-Zhong  <juzhe.zhong@rivai.ai>

	* go-lang.cc (go_langhook_type_for_mode): Ditto.

2023-06-26  Ian Lance Taylor  <iant@golang.org>

	* lang.opt (fgo-importcfg): New option.
	* go-c.h (struct go_create_gogo_args): Add importcfg field.
	* go-lang.cc (go_importcfg): New static variable.
	(go_langhook_init): Set args.importcfg.
	(go_langhook_handle_option): Handle -fgo-importcfg.
	* gccgo.texi (Invoking gccgo): Document -fgo-importcfg.

2023-06-22  Paul E. Murphy  <murphyp@linux.ibm.com>

	* go-backend.cc [TARGET_AIX]: Rename and update usage to TARGET_AIX_OS.
	* go-lang.cc: Likewise.

2023-03-24  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/109258
	* go-gcc.cc (Gcc_backend): Add new static data members builtin_pure
	and builtin_nothrow.
	(Gcc_backend::Gcc_backend): Pass builtin_pure | builtin_nothrow for
	BUILT_IN_MEMCMP.
	(Gcc_backend::define_builtin): Handle builtin_pure and builtin_nothrow
	in flags.

2023-02-23  Arsen Arsenović  <arsen@aarsen.me>

	* gccgo.texi: Reorder index entries around @items.

2023-01-17  Ian Lance Taylor  <iant@golang.org>

	PR go/108426
	* go-gcc.cc (Gcc_backend::Gcc_backend): Define __builtin_ctzl and
	__builtin_clzl.  Patch by Andrew Pinski.

2023-01-02  Jakub Jelinek  <jakub@redhat.com>

	* gccgo.texi: Bump @copyrights-go year.

2022-11-14  Martin Liska  <mliska@suse.cz>

	Revert:
	2022-11-14  Martin Liska  <mliska@suse.cz>

	* doc/c-interoperability.rst: New file.
	* doc/c-type-interoperability.rst: New file.
	* doc/compiler-directives.rst: New file.
	* doc/conf.py: New file.
	* doc/copyright.rst: New file.
	* doc/function-names.rst: New file.
	* doc/general-public-license-3.rst: New file.
	* doc/gnu-free-documentation-license.rst: New file.
	* doc/import-and-export.rst: New file.
	* doc/index.rst: New file.
	* doc/indices-and-tables.rst: New file.
	* doc/introduction.rst: New file.
	* doc/invoking-gccgo.rst: New file.

2022-11-14  Martin Liska  <mliska@suse.cz>

	Revert:
	2022-11-14  Martin Liska  <mliska@suse.cz>

	* Make-lang.in: Support Sphinx based documentation.

2022-11-14  Martin Liska  <mliska@suse.cz>

	Revert:
	2022-11-14  Martin Liska  <mliska@suse.cz>

	* gccgo.texi: Removed.

2022-11-14  Martin Liska  <mliska@suse.cz>

	Revert:
	2022-11-14  Martin Liska  <mliska@suse.cz>

	* Make-lang.in: Support --with-sphinx-build.

2022-11-14  Martin Liska  <mliska@suse.cz>

	Revert:
	2022-11-14  Martin Liska  <mliska@suse.cz>

	* Make-lang.in:
	Support installation if sphinx-build is missing.
	Support installation if sphinx-build is missing.

2022-11-14  Martin Liska  <mliska@suse.cz>

	Revert:
	2022-11-14  Martin Liska  <mliska@suse.cz>

	* doc/c-interoperability.rst:
	Add trailing newline.
	* doc/c-type-interoperability.rst:
	Add trailing newline.
	* doc/compiler-directives.rst:
	Add trailing newline.
	* doc/copyright.rst:
	Add trailing newline.
	* doc/function-names.rst:
	Add trailing newline.
	* doc/general-public-license-3.rst:
	Add trailing newline.
	* doc/gnu-free-documentation-license.rst:
	Add trailing newline.
	* doc/import-and-export.rst:
	Add trailing newline.
	* doc/index.rst:
	Add trailing newline.
	* doc/indices-and-tables.rst:
	Add trailing newline.
	* doc/introduction.rst:
	Add trailing newline.
	* doc/invoking-gccgo.rst:
	Add trailing newline.

2022-11-14  Martin Liska  <mliska@suse.cz>

	Revert:
	2022-11-14  Martin Liska  <mliska@suse.cz>

	* doc/conf.py: Add newline at last line.

2022-11-10  Martin Liska  <mliska@suse.cz>

	* doc/conf.py: Add newline at last line.

2022-11-10  Ian Lance Taylor  <iant@golang.org>

	PR target/107581
	* go-gcc.cc (Gcc_backend::Gcc_backend): Define
	__atomic_fetch_add_{4,8}.

2022-11-09  Martin Liska  <mliska@suse.cz>

	* doc/c-interoperability.rst:
	Add trailing newline.
	* doc/c-type-interoperability.rst:
	Add trailing newline.
	* doc/compiler-directives.rst:
	Add trailing newline.
	* doc/copyright.rst:
	Add trailing newline.
	* doc/function-names.rst:
	Add trailing newline.
	* doc/general-public-license-3.rst:
	Add trailing newline.
	* doc/gnu-free-documentation-license.rst:
	Add trailing newline.
	* doc/import-and-export.rst:
	Add trailing newline.
	* doc/index.rst:
	Add trailing newline.
	* doc/indices-and-tables.rst:
	Add trailing newline.
	* doc/introduction.rst:
	Add trailing newline.
	* doc/invoking-gccgo.rst:
	Add trailing newline.

2022-11-09  Martin Liska  <mliska@suse.cz>

	* Make-lang.in:
	Support installation if sphinx-build is missing.
	Support installation if sphinx-build is missing.

2022-11-09  Martin Liska  <mliska@suse.cz>

	* Make-lang.in: Support --with-sphinx-build.

2022-11-09  Martin Liska  <mliska@suse.cz>

	* gccgo.texi: Removed.

2022-11-09  Martin Liska  <mliska@suse.cz>

	* Make-lang.in: Support Sphinx based documentation.

2022-11-09  Martin Liska  <mliska@suse.cz>

	* doc/c-interoperability.rst: New file.
	* doc/c-type-interoperability.rst: New file.
	* doc/compiler-directives.rst: New file.
	* doc/conf.py: New file.
	* doc/copyright.rst: New file.
	* doc/function-names.rst: New file.
	* doc/general-public-license-3.rst: New file.
	* doc/gnu-free-documentation-license.rst: New file.
	* doc/import-and-export.rst: New file.
	* doc/index.rst: New file.
	* doc/indices-and-tables.rst: New file.
	* doc/introduction.rst: New file.
	* doc/invoking-gccgo.rst: New file.

2022-09-15  Richard Biener  <rguenther@suse.de>

	* go-lang.cc (go_langhook_init): Do not initialize
	void_list_node.

2022-09-02  Martin Liska  <mliska@suse.cz>

	* go-lang.cc (go_langhook_pushdecl): Remove -gstabs option support, DBX-related
	macros and DBX debugging info support.
	* gospec.cc (lang_specific_driver): Likewise.

2022-07-16  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::struct_field_expression): Handle a void
	expression, as for f().x where f returns a zero-sized type.

2022-07-15  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::call_expression): Handle a void
	argument, as for f(g()) where g returns a zero-sized type.

2022-06-02  David Malcolm  <dmalcolm@redhat.com>

	* go-lang.cc (go_get_sarif_source_language): New.
	(LANG_HOOKS_GET_SARIF_SOURCE_LANGUAGE): Redefine.

2022-05-31  Jason Merrill  <jason@redhat.com>

	* Make-lang.in (go.tags): Look at *.cc.

2022-02-13  Ian Lance Taylor  <iant@golang.org>

	* gospec.cc: Revert 2022-02-09 change:
	(RTLIB, RT_LIBRARY): Don't define.
	(lang_specific_driver): Don't add -lrt if linking statically
	on GNU/Linux.

2022-02-09  Ian Lance Taylor  <iant@golang.org>

	* gospec.cc (RTLIB, RT_LIBRARY): Define.
	(lang_specific_driver): Add -lrt if linking statically on
	GNU/Linux.

2022-02-09  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Define builtins
	__atomic_load_1 and __atomic_store_1.

2022-01-17  Martin Liska  <mliska@suse.cz>

	* config-lang.in: Rename .c names to .cc.
	* go-backend.cc: Likewise.
	* go-lang.cc: Likewise.
	* gospec.cc: Likewise.
	* lang-specs.h: Likewise.

2022-01-17  Martin Liska  <mliska@suse.cz>

	* go-backend.c: Moved to...
	* go-backend.cc: ...here.
	* go-lang.c: Moved to...
	* go-lang.cc: ...here.
	* gospec.c: Moved to...
	* gospec.cc: ...here.

2022-01-03  Jakub Jelinek  <jakub@redhat.com>

	* gccgo.texi: Bump @copyrights-go year.

2021-12-28  Martin Liska  <mliska@suse.cz>

	* gccgo.texi: Replace http:// with https.

2021-11-29  Eric Gallager  <egallager@gcc.gnu.org>

	PR other/103021
	* Make-lang.in: Use ETAGS variable in TAGS target.

2021-09-27  Martin Liska  <mliska@suse.cz>

	* go-lang.c (go_langhook_init_options_struct): Set also
	x_flag_default_complex_method.

2021-06-29  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::static_chain_variable): Set
	DECL_NAMELESS on the new decl.
	(Gcc_backend::temporary_variable): Likewise.
	(Gcc_backend::function): Set DECL_NAMELESS on the result decl.

2021-05-27  Ian Lance Taylor  <iant@golang.org>

	* gccgo.texi (Function Names): Don't HTML quote ampersand.

2021-05-24  Ian Lance Taylor  <iant@golang.org>

	PR go/100537
	* go-gcc.cc (class Gcc_backend): Update methods that create
	variables to take a flags parameter.

2021-01-28  Ian Lance Taylor  <iant@golang.org>

	* gospec.c (lang_specific_driver): Add -g if no debugging options
	were passed.

2021-01-15  Ian Lance Taylor  <iant@golang.org>

	* Make-lang.in (GO_OBJS): Add go/embed.o.

2021-01-05  Jakub Jelinek  <jakub@redhat.com>

	* lang.opt (fgo-embedcfg=): Add full stop at the end of description.

2021-01-05  Ian Lance Taylor  <iant@golang.org>

	* lang.opt (fgo-embedcfg): New option.
	* go-c.h (struct go_create_gogo_args): Add embedcfg field.
	* go-lang.c (go_embedcfg): New static variable.
	(go_langhook_init): Set go_create_gogo_args embedcfg field.
	(go_langhook_handle_option): Handle OPT_fgo_embedcfg_.
	* gccgo.texi (Invoking gccgo): Document -fgo-embedcfg.

2021-01-01  Jakub Jelinek  <jakub@redhat.com>

	* gccgo.texi: Bump @copyrights-go year.

2020-12-22  Ian Lance Taylor  <iant@golang.org>

	PR go/98402
	* go-lang.c (go_langhook_init): Force MPFR exponent range to be
	large enough to support Go constants.

2020-11-20  Jakub Jelinek  <jakub@redhat.com>

	PR other/97911
	* Make-lang.in (go.serial): Change from goal to a variable.
	(.PHONY): Drop go.serial and go.prev.
	(go1$(exeext)): Depend on $(go.serial) rather than go.serial.

2020-11-18  Jakub Jelinek  <jakub@redhat.com>

	* Make-lang.in (go.serial): New goal.
	(.PHONY): Add go.serial go.prev.
	(go1$(exeext)): Depend on go.prev.  Call LINK_PROGRESS.

2020-11-11  Alan Modra  <amodra@gmail.com>

	* go-gcc.cc (Gcc_backend::global_variable_set_init): Cast NULL to
	avoid ambiguous overloaded call.

2020-11-06  Nathan Sidwell  <nathan@acm.org>

	* go-gcc.cc (Gcc_backend::call_expression): Rename
	DECL_IS_BUILTIN->DECL_IS_UNDECLARED_BUILTIN.

2020-11-04  Ian Lance Taylor  <iant@golang.org>

	* go-lang.c (go_langhook_post_options): Disable
	-fipa-icf-functions if it was not explicitly enabled.

2020-09-14  Jakub Jelinek  <jakub@redhat.com>

	* go-gcc.cc (Gcc_backend::function): Adjust
	cl_optimization_save, cl_optimization_restore and
	build_optimization_node callers.

2020-08-10  Clément Chigot  <chigot.c@gmail.com>

	* go-c.h (struct go_create_gogo_args): Add need_eqtype field.
	* go-lang.c (go_langhook_init): Set need_eqtype.

2020-04-15  Ian Lance Taylor  <iant@golang.org>

	PR go/94607
	* go-gcc.cc (class Gcc_backend): Define builtin_const,
	builtin_noreturn, builtin_novops.
	(Gcc_backend::define_builtin): Change const_p and noreturn_p
	parameters to a single flags parameter.  Change all callers.
	(Gcc_backend::Gcc_backend): Pass novops for prefetch.

2020-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

	* gccgo.texi: Bump @copyrights-go year.

2019-11-12  Martin Liska  <mliska@suse.cz>

	* go-lang.c (go_langhook_post_options):
	Use SET_OPTION_IF_UNSET.

2019-09-04  Ian Lance Taylor  <iant@golang.org>

	PR tree-optimization/91663
	* go-lang.c (go_langhook_post_options): Clear
	flag_partial_inlining.

2019-08-23  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/91283
	* go-lang.c (go_langhook_post_options): Set flag_excess_precision
	instead of flag_excess_precision_cmdline.

2019-07-02  Cherry Zhang  <cherryyz@google.com>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Define __builtin_memset.

2019-06-21  Cherry Zhang  <cherryyz@google.com>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Define math/bits
	builtins.

2019-05-30  Jim Wilson  <jimw@sifive.com>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Add BUILT_IN_ATOMIC_FETCH_AND_1
	and BUILT_IN_ATOMIC_FETCH_OR_1.

2019-05-16  Cherry Zhang  <cherryyz@google.com>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Define atomic builtins.

2019-05-08  Cherry Zhang  <cherryyz@google.com>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Define memmove builtin.

2019-05-07  Cherry Zhang  <cherryyz@google.com>

	* lang.opt (-fgo-debug-optimization): New option.
	* go-c.h (struct go_create_gogo_args): Add debug_optimization
	field.
	* go-lang.c (go_langhook_init): Set debug_optimization field.
	* gccgo.texi (Invoking gccgo): Document -fgo-debug-optimization.

2019-03-06  Ian Lance Taylor  <iant@golang.org>

	PR go/89227
	* go-gcc.cc (Gcc_backend::function): Set TREE_PUBLIC for an
	only-inline function.

2019-02-15  Cherry Zhang  <cherryyz@google.com>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Define __builtin_dwarf_cfa
	instead of __builtin_frame_address.

2019-02-14  Ian Lance Taylor  <iant@golang.org>

	* go-backend.c (go_imported_unsafe): Update
	optimization_default_node.

2019-02-13  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc: #include "opts.h".
	(Gcc_backend::function): Compile thunks with -Os.

2019-02-05  Nikhil Benesch  <nikhil.benesch@gmail.com>

	PR go/89019
	* go-gcc.cc (Gcc_backend::placeholder_struct_type): Mark
	placeholder structs as requiring structural equality.
	(Gcc_backend::set_placeholder_pointer_type): Propagate the
	canonical type from the desired pointer type to the placeholder
	pointer type.

2019-01-09  Ian Lance Taylor  <iant@golang.org>

	PR go/86343
	* go-gcc.cc (Gcc_backend::set_placeholder_struct_type): Go back to
	build_distinct_type_copy, but copy the fields so that they have
	the right DECL_CONTEXT.

2019-01-09  Sandra Loosemore  <sandra@codesourcery.com>

	PR other/16615

	* go-backend.c: Mechanically replace "can not" with "cannot".
	* go-gcc.cc: Likewise.

2019-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

	* gccgo.texi: Bump @copyrights-go year.

2018-11-27  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::function): Handle function_only_inline
	flag.

2018-11-13  David Malcolm  <dmalcolm@redhat.com>

	* go-gcc-diagnostics.cc: Replace "source_location" with "location_t".
	* go-gcc.cc: Likewise.
	* go-linemap.cc: Likewise.
	* go-location.h: Likewise.
	* gofrontend/README: Likewise.

2018-10-31  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::write_global_definitions): Don't call
	gimplify_function_tree.  Instead call allocate_struct_function if
	necessary.

2018-10-29  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::function): Change to use a single flags
	parameter.

2018-10-29  Ian Lance Taylor  <iant@golang.org>

	* go-linemap.cc (Gcc_linemap::location_file): New method.

2018-10-17  David Malcolm  <dmalcolm@redhat.com>

	* Make-lang.in (selftest-go): New.

2018-09-20  Allan Sandfeld Jensen  <allan.jensen@qt.io>

	* gospec.c (lang_specific_driver): Handle -r like -nostdlib.

2018-08-27  Martin Liska  <mliska@suse.cz>

	* go-gcc.cc (Gcc_backend::call_expression): Use new function
	fndecl_built_in_p and remove check for FUNCTION_DECL if
	possible.

2018-07-20  Martin Sebor  <msebor@redhat.com>

	PR middle-end/82063
	* go-lang.c (go_langhook_handle_option): Change function argument
	to HOST_WIDE_INT.

2018-06-28  Ian Lance Taylor  <iant@golang.org>

	PR go/86343
	* go-gcc.cc (Gcc_backend::set_placeholder_struct_type): Call
	build_variant_type_copy rather than build_distinct_type_copy.

2018-06-08  Cherry Zhang  <cherryyz@google.com>

	* go-gcc.cc (class Gcc_backend): Remove
	stack_allocation_expression method.

2018-02-03  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::fill_in_struct): Mark struct types as
	using structural equality.

2018-02-02  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::type_size): Return 0 for
	void_type_node.
	(Gcc_backend::convert_expression): Don't convert if the type of
	expr_tree is void_type_node.
	(Gcc_backend::array_index_expression): Don't index if the type of
	the array expression is void_type_node.
	(Gcc_backend::init_statement): Don't initialize if the type of the
	initializer expression is void_type_node.
	(Gcc_backend::assignment_statement): Don't assign if the type of
	either the left or right hand side is void_type_node.
	(Gcc_backend::temporary_variable): Don't initialize if the type of
	the initializer expression is void_type_node.

2018-02-01  Cherry Zhang  <cherryyz@google.com>

	* lang.opt (fgo-optimize): Remove RejectNegative.
	* go-c.h (go_enable_optimize): Update declaration to take value
	argument.
	* go-lang.c (go_langhook_handle_option): Pass value to
	go_enable_optimize.
	* gccgo.texi (Invoking gccgo): Update -fgo-optimize-allocs doc.

2018-01-30  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::convert_tree): New private method.
	(Gcc_backend::constructor_expression): Call it.
	(Gcc_backend::assignment_statement): Likewise.
	(Gcc_backend::temporary_variable): Likewise.

2018-01-09  Cherry Zhang  <cherryyz@google.com>

	* go-gcc.cc (local_variable): Add decl_var parameter.

2018-01-09  Cherry Zhang  <cherryyz@google.com>

	* lang.opt (fgo-debug-escape-hash): New option.
	* go-c.h (struct go_create_gogo_args): Add debug_escape_hash
	field.
	* go-lang.c (go_langhook_init): Set debug_escape_hash field.
	* gccgo.texi (Invoking gccgo): Document -fgo-debug-escape-hash.

2018-01-05  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Correct
	math_function_type_long to take one argument.

2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* go-lang.c (go_langhook_type_for_mode): Handle MODE_VECTOR_BOOL.

2018-01-03  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* go-lang.c (go_langhook_type_for_mode): Check valid_vector_subparts_p.

2018-01-03  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

	* gccgo.texi: Bump @copyrights-go year.

2017-12-12  Tony Reix  <tony.reix@atos.net>
	    Ian Lance Taylor  <iant@golang.org>

	* go-lang.c (TARGET_AIX): Define if not defined.
	(go_langhook_init): Set nil_check_size_threshold to -1 on AIX.

2017-12-01  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Define
	__builtin_unreachable.
	(Gcc_backend::function): Add does_not_return parameter.

2017-12-01  Than McIntosh  <thanm@google.com>

	* go-c.h (go_create_gogo_args): Add nil_check_size_threshold
	field.
	* go-lang.c (go_langhook_init): Set nil_check_size_threshold.

2017-11-28  Jakub Jelinek  <jakub@redhat.com>

	* go-gcc.cc (Gcc_backend::switch_statement): Build SWITCH_EXPR using
	build2_loc instead of build3_loc.

2017-11-14  Than McIntosh  <thanm@google.com>

	* go-gcc.cc (var_expression): Remove Varexpr_context parameter.

2017-10-11  Tony Reix  <tony.reix@atos.net>

	* go-system.h (__STDC_FORMAT_MACROS): Define before including any
	system header files, as is done in ../system.h.

2017-10-05  Ian Lance Taylor  <iant@golang.org>

	* Make-lang.in (GO_OBJS): Add go/names.o.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* go-lang.c (go_langhook_type_for_mode): Use is_complex_float_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* go-lang.c (go_langhook_type_for_mode): Use is_int_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* go-lang.c (go_langhook_type_for_mode): Use is_float_mode.

2017-08-07  Martin Liska  <mliska@suse.cz>

	* go-gcc.cc (Gcc_backend::function): Look up for no_split_stack
	and not __no_split_stack__.

2017-07-27    Tony Reix  <tony.reix@atos.net>

	* go-backend.c (go_write_export_data): Use EXCLUDE section for
	AIX.

2017-06-09  Ian Lance Taylor  <iant@golang.org>

	* go-lang.c (go_langhook_post_options): If -fsplit-stack is turned
	on, disable implicit -forder-blocks-and-partition.

2017-05-12  Than McIntosh  <thanm@google.com>

	* go-gcc.cc (Gcc_backend::call_expression): Add caller parameter.

2017-05-11  Ian Lance Taylor  <iant@google.com>

	PR go/64238
	* go-gcc.cc (Gcc_backend::implicit_variable_reference): Set
	DECL_EXTERNAL, clear TREE_STATIC.

2017-05-10  Than McIntosh  <thanm@google.com>

	* go-backend.c: Include "go-c.h".
	* go-gcc.cc (Gcc_backend::write_export_data): New method.

2017-05-10  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Declare
	__builtin_prefetch.
	* Make-lang.in (GO_OBJS): Add go/wb.o.

2017-03-28  Than McIntosh  <thanm@google.com>

	PR go/80226
	* go-gcc.cc (Gcc_backend::return_statement): Check for
	void_type_node when checking result size.

2017-02-20  Ian Lance Taylor  <iant@golang.org>

	PR go/79642
	* lang.opt (-fgo-relative-import-path): Change space to tab.

2017-02-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79256
	PR middle-end/79278
	* go-backend.c (go_field_alignment): Adjust.

2017-01-11  Than McIntosh  <thanm@google.com>

	* go-gcc.cc (conditional_expression): Add Bfunction parameter.

2017-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

	* gccgo.texi: Bump @copyrights-go year.

2016-12-16  Than McIntosh  <thanm@google.com>

	* go-gcc.cc (Gcc_backend::expression_statement): Add Bfunction*
	parameter.
	(Gcc_backend::init_statement): Likewise.
	(Gcc_backend::assignment_statement): Likewise.
	(Gcc_backend::if_statement): Likewise.

2016-12-06  Than McIntosh  <thanm@google.com>

	* go-gcc.cc (Gcc_backend::var_expression): Add Varexpr_context
	parameter.

2016-11-22  Than McIntosh  <thanm@google.com>

	* go-gcc.cc (char_needs_encoding): Remove.
	(needs_encoding, fetch_utf8_char, encode_id): Remove.
	(Gcc_backend::global_variable): Add asm_name parameter.  Don't
	compute asm_name here.
	(Gcc_backend::implicit_variable): Likewise.
	(Gcc_backend::implicit_variable_reference): Likewise.
	(Gcc_backend::immutable_struct): Likewise.
	(Gcc_backend::immutable_struct_reference): Likewise.
	* Make-lang.in (GO_OBJS): Add go/go-encode-id.o.

2016-11-22  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Add builtin function
	__builtin_frame_address.

2016-10-25  David Malcolm  <dmalcolm@redhat.com>

	* go-lang.c (go_langhook_type_for_mode): Remove redundant cast
	from result of GET_MODE_CLASS.  Minor formatting fixes.

2016-10-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* go-backend.c: Include memmodel.h.

2016-10-10  Than McIntosh  <thanm@google.com>

	* go-gcc.h: New file.
	* go-c.h (struct go_create_gogo_args): Add backend and linemap
	fields.
	* go-lang.c: Include "go-gcc.h".
	(go_langhook_init): Set linemap and backend fields of args.
	* go-gcc.cc: Include "go-gcc.h".
	* go-linemap.cc: Include "go-gcc.h".

2016-10-10  Than McIntosh  <thanm@google.com>

	* go-linemap.cc (Gcc_linemap::location_line): New method.

2016-10-10  Eric Botcazou  <ebotcazou@adacore.com>

	* config-lang.in (lang_requires_boot_languages): Delete.

2016-10-06  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::stack_allocation_expression): Clear the
	returned memory.

2016-09-27  Than McIntosh  <thanm@google.com>

	* go-linemap.cc (Gcc_linemap::to_string): New method.

2016-09-23  Than McIntosh  <thanm@google.com>

	* go-gcc-diagnostics.cc: New file.
	* go-location.h (Location): Remove operator source_location.  Add
	operator==.
	* go-system.h: #include <sstream>.
	* Make-lang.in (GO_OBJS): Add go/go-diagnostics.o and
	go/go-gcc-diagnostics.o.
	(CFLAGS-go/go-gcc-diagnostics.o): New variable.

2016-09-23  Chris Manghane  <cmang@google.com>

	PR go/77701
	* go-gcc.cc (Gcc_backend::Gcc_backend): Fix calls to integer_type
	to pass arguments in the correct order.

2016-09-22  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Declare
	__builtin_frame_address.

2016-09-11  Ian Lance Taylor  <iant@golang.org>

	* go-gcc.cc (Gcc_backend::Gcc_backend): Add builtin versions of
	ctz, ctzll, bswap32, bswap64.

2016-09-10  Ian Lance Taylor  <iant@golang.org>

	* go-backend.c (go_trampoline_info): Remove.
	* go-c.h (go_trampoline_info): Don't declare.

2016-09-09  Than McIntosh  <thanm@google.com>

	* go-sha1.cc: New file.
	* Make-lang.in (GO_OBJS): Add go/go-sha1.o.
	(CFLAGS-go/go-sha1.o): New variable.

2016-08-29  Ian Lance Taylor  <iant@google.com>

	* lang.opt (fgo-c-header, fgo-compiling-runtime): New options.
	* go-c.h (struct go_create_gogo_args): Define.
	(go_create_gogo): Change declaration to take struct pointer.
	* go-lang.c (go_c_header): New static variable.
	(go_langhook_init): Update call to go_create_gogo.
	* gccgo.texi (Invoking gccgo): Document -fgo-c-header and
	-fgo-compiling-runtime.

2016-08-09  Ian Lance Taylor  <iant@google.com>

	* gccgo.texi (Invoking gccgo): Document -fgo-optimize-allocs and
	-fgo-debug-escae.
	(Compiler Directives): New chapter.
	(Function Names): Describe using //go:linkname.  Suggest using
	-fgo-pkgpath rather than -fgo-prefix.

2016-08-08  Ian Lance Taylor  <iant@google.com>

	PR go/72814
	* go-gcc.cc (Gcc_backend::function_type): If the return type is
	zero bytes, treat the function as returning void.
	(return_statement): If the return type is zero bytes, don't
	actually return any values.

2016-08-05  Ian Lance Taylor  <iant@google.com>

	PR go/72812
	* go-gcc.cc (char_needs_encoding): New static function.
	(needs_encoding, fetch_utf8_char): New static functions.
	(encode_id): New static function.
	(Gcc_backend::global_variable): Set asm name if the name is not
	simple ASCII.
	(Gcc_backend::implicit_variable): Likewise.
	(Gcc_backend::implicit_variable_reference): Likewise.
	(Gcc_backend::immutable_struct): Likewise.
	(Gcc_backend::immutable_struct_reference): Likewise.
	(Gcc_backend::function): Likewise.

2016-08-02  Chris Manghane  <cmang@google.com>

	* lang.opt: Add -fgo-debug-escape option.
	* go-c.h (go_create_gogo): Add debug_escape_level parameter.
	* go-lang.c (go_langhook_init): Pass go_debug_escape_level to
	go_create_gogo.

2016-05-06  Chris Manghane  <cmang@google.com>

	* Make-lang.in (GO_OBJS): Add go/escape.o (based on an entirely
	new escape.cc).

2016-04-29  Chris Manghane  <cmang@google.com>

	* Make-lang.in (GO_OBJS): Remove go/dataflow.o, go/escape.o.

2016-04-18  Michael Matz  <matz@suse.de>

	* go-gcc.cc (Gcc_backend::implicit_variable): Use SET_DECL_ALIGN.

2016-02-12  Jakub Jelinek  <jakub@redhat.com>

	* gofrontend/lex.cc: Spelling fixes - behaviour -> behavior and
	neighbour -> neighbor.
	* gccgo.texi: Likewise.

2016-01-27  Ian Lance Taylor  <iant@google.com>

	* go-lang.c (go_langhook_init_options_struct): Default to
	-fkeep-gc-roots-live.

2016-01-04  Jakub Jelinek  <jakub@redhat.com>

