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>

	Update copyright years.

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

2015-12-21  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (class Bvariable): Remove Gcc_tree parent class.  Add
	t_ and orig_type_ fields.  Add new two parameter constructor.  Add
	get_tree and get_decl methods.
	(Gcc_backend::var_expression): Pass location to var get_tree.
	(Gcc_backend::global_variable): Don't add VIEW_CONVERT_EXPR.  Use
	two parameter constructor for Bvariable.
	(Gcc_backend::global_variable_set_init): Don't remove
	VIEW_CONVERT_EXPR.  Use var get_decl, not get_tree.
	(Gcc_backend::write_global_definitions): Likewise.
	(Gcc_backend::init_statement): Call var get_decl, not get_tree.
	(Gcc_backend::block): Likewise.
	(Gcc_backend::implicit_variable_set_init): Likewise.
	(Gcc_backend::immutable_struct_set_init): Likewise.
	(Gcc_backend::function_set_parameters): Likewise.

2015-12-21  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::global_variable): If type is zero-sized,
	add a VIEW_CONVERT_EXPR to the tree.
	(Gcc_backend::global_variable_set_init): Remove any
	VIEW_CONVERT_EXPR.
	(Gcc_backend::write_global_definitions): Likewise.

2015-11-30  Ian Lance Taylor  <iant@google.com>

	PR go/68477
	* go-gcc.cc (Gcc_backend::string_constant_expression): Don't set
	TYPE_STRING_FLAG on a variant type.

2015-11-11  Andrew MacLeod  <amacleod@redhat.com>

	* go-backend.c: Remove unused header files.
	* go-gcc.cc: Likewise.
	* go-lang.c: Likewise.
	* gospec.c: Likewise.

2015-10-29  Andrew MacLeod  <amacleod@redhat.com>

	* go-backend.c: Reorder #include's and remove duplicates.
	* go-lang.c: Likewise.

2015-10-20  Alan Modra  <amodra@gmail.com>

	PR go/66870
	* gospec.c (saw_opt_m32): Rename to..
	(is_m64): ..this, initialised by TARGET_CAN_SPLIT_STACK_64BIT.
	Update uses.
	(lang_specific_driver): Set is_m64 if OPT_m64, clear if OPT_m32.

2015-10-01  Ian Lance Taylor  <iant@google.com>

	PR go/66870
	* gospec.c (lang_specific_driver): Only look for OPT_m32 if
	TARGET_CAN_SPLIT_STACK_64BIT is defined.

2015-10-01  Lynn Boger  <laboger@linux.vnet.ibm.com>

	PR target/66870
	* gospec.c (lang_specific_driver): Set appropriate split stack
	options for 64 bit compiles based on TARGET_CAN_SPLIT_STACK_64BIT.

2015-09-10  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::type_size): Return -1 for
	unrepresentable size.

2015-08-24  Marek Polacek  <polacek@redhat.com>

	PR tree-optimization/67284
	* go-gcc.cc (Gcc_backend::define_builtin): Add NORETURN_P parameter.
	Set TREE_THIS_VOLATILE.
	(Gcc_backend::Gcc_backend): Mark __builtin_trap as a noreturn call.
	Pass false to the rest of define_builtin calls.

2015-07-31  Andreas Schwab  <schwab@linux-m68k.org>

	* go-lang.c (go_langhook_init_options_struct): Don't set
	x_flag_split_stack.
	(go_langhook_post_options): Set it here instead.

2015-07-12  Aldy Hernandez  <aldyh@redhat.com>

	* gofrontend/backend.h: Fix double word typos.
	* gofrontend/expressions.cc: Same.
	* gospec.c: Same.

2015-07-07  Andrew MacLeod  <amacleod@redhat.com>

	* go-backend.c: Adjust includes.
	* go-gcc.cc: Likewise.
	* go-lang.c: Likewise.

2015-06-25  Andrew MacLeod  <amacleod@redhat.com>

	* go-gcc.cc: Remove ipa-ref.h and plugin-api.h from include list.

2015-06-17  Andrew MacLeod  <amacleod@redhat.com>

	* go-backend.c: Do not include input.h, line-map.h or is-a.h.
	* go-gcc.cc: Likewise.
	* go-lang.c: Likewise.
	* go-system.h: Likewise.

2015-06-08  Andrew MacLeod  <amacleod@redhat.com>

	* go-backend.c : Adjust include files.
	* go-gcc.cc : Likewise.
	* go-lang.c : Likewise.

2015-06-05  Aldy Hernandez  <aldyh@redhat.com>

	* go-gcc.cc (write_global_definitions): Remove call to
	finalize_compilation_unit.
	Remove Go specific debug generation.
	* go-lang.c (go_langhook_parse_file): Call go_write_globals.
	(go_langhook_write_globals): Remove.
	Remove LANG_HOOKS_WRITE_GLOBALS everywhere.

2015-06-04  Andrew MacLeod  <amacleod@redhat.com>

	* go-backend.c: Adjust includes for restructured coretypes.h.
	* go-c.h: Likewise.
	* go-gcc.cc: Likewise.
	* go-lang.c: Likewise.

2015-04-30  Chris Manghane  <cmang@google.com>

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

2015-04-27  Jim Wilson  <jim.wilson@linaro.org>

	* Make-lang.in (go.mostlyclean): Remove gccgo, gccgo-cross, and go1.

2015-04-17  Chris Manghane  <cmang@google.com>

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

2015-02-02  Ian Lance Taylor  <iant@google.com>

	PR go/64836
	PR go/64838
	* go-gcc.cc (Gcc_backend::type_size): Change return type to
	int64_t.
	(Gcc_backend::type_alignment): Likewise.
	(Gcc_backend::type_field_alignment): Likewise.
	(Gcc_backend::type_field_offset): Likewise.
	(Gcc_backend::implicit_variable): Change alignment parameter type
	to int64_t.

2015-01-23  Ian Lance Taylor  <iant@google.com>

	PR go/63565
	* gccgo.texi (Invoking gccgo): Mention that Go programs should not
	be stripped.

	* gccgo.texi (C Interoperability): Mention that people should use
	cgo.

2015-01-23  Ian Lance Taylor  <iant@google.com>

	PR go/64595
	* go-lang.c (go_langhook_init_options_struct): Set default
	debug_info_level.
	(go_langhook_post_options): If debug_info_level is still the
	default, make sure write_symbols is set.
	* gccgo.texi (Invoking gccgo): Document that -g1 is the default.

2015-01-16  Richard Henderson  <rth@redhat.com>

	* go-gcc.cc (Gcc_backend::call_expression): Add chain_expr argument.
	(Gcc_backend::static_chain_variable): New method.

2015-01-09  Ian Lance Taylor  <iant@google.com>

	* config-lang.in (lang_dirs): Define.

2015-01-09  Michael Collison  <michael.collison@linaro.org>

	* go-gcc.cc: Include hash-set.h, machmode.h, vec.h, double-int.h,
	input.h, alias.h, symtab.h, options.h, fold-const.h,
	wide-int.h, and inchash.h due to flattening of tree.h.
	* go-lang.c: Ditto.
	* go-backend.c: Ditto.

2015-01-07  Chris Manghane  <cmang@google.com>

	PR go/61204
	* go-gcc.cc (Gcc_backend::temporary_variable): Don't initialize
	zero-sized variable.

2015-01-06  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::constructor_expression): Don't
	initialize zero-sized fields, just evaluate the values for side
	effects.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

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

2014-12-19  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::array_constructor_expression): Don't
	construct arrays of zero-sized values.

2014-10-29  Richard Sandiford  <richard.sandiford@arm.com>

	* go-lang.c: Remove redundant enum from machine_mode.

2014-10-28  Andrew MacLeod  <amacleod@redhat.com>

	* go-gcc.cc: Adjust include files.

2014-10-27  Andrew MacLeod  <amacleod@redhat.com>

	* go-gcc.cc: Adjust include files.
	* go-lang.c: Ditto.

2014-10-23  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::complex_constant_expression): Take one
	mpc_t parameter instead of two mpfr_t parameters.

2014-09-15  Jakub Jelinek  <jakub@redhat.com>

	* Make-lang.in (check_go_parallelize): Change to just an upper bound
	number.

2014-09-03  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::implicit_variable): Remove init
	parameter.  Add is_hidden parameter.
	(Gcc_backend::implicit_variable_set_init): New method.
	(Gcc_backend::implicit_variable_reference): New method.

2014-08-08  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::compound_statement): Don't return
	NULL_TREE.

2014-07-24  Uros Bizjak  <ubizjak@gmail.com>

	* go-gcc.cc (Gcc_backend::global_variable_set_init): Rename
	symtab_get_node to symtab_node::get.

2014-06-13  Ian Lance Taylor  <iant@google.com>

	PR go/61496
	* gospec.c (lang_specific_driver): On Solaris, when not using GNU
	ld, add -t option to avoid warning about common symbol changing
	size.

2014-06-10  Jan Hubicka  <hubicka@ucw.cz>

	* go-gcc.cc (Gcc_backend::global_variable_set_init): Use
	symtab_get_node(var_decl)->implicit_section.

2014-06-07  Jan Hubicka  <hubicka@ucw.cz>

	* go-gcc.cc (global_variable_set_init): Use
	set_decl_section_name.

2014-06-04  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::implicit_variable): Add is_common and
	alignment parameters.  Permit init parameter to be NULL.

2014-06-02  Andrew MacLeod  <amacleod@redhat.com>

	* go-gcc.cc: Include builtins.h.

2014-05-17  Trevor Saunders  <tsaunders@mozilla.com>

	* go-lang.c (struct GTY): Don't use variable_size gty attribute.

2014-05-06  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::nil_pointer_expression): New method.
	(Gcc_backend::boolean_constant_expression): New method.
	(Gcc_backend::zero_expression): Use this->make_expression rather
	than tree_to_expr.
	(Gcc_backend::var_expression): Likewise.
	(Gcc_backend::integer_constant_expression): Likewise.
	(Gcc_backend::float_constant_expression): Likewise.
	(Gcc_backend::complex_constant_expression): Likewise.
	(Gcc_backend::struct_field_expression): Likewise.
	(tree_to_type, tree_to_expr, tree_to_stat): Remove functions.
	(tree_to_function, tree_to_block): Remove functions.
	(type_to_tree, expr_to_tree, stat_to_tree): Remove functions.
	(block_to_tree, var_to_tree, function_to_tree): Remove functions.

2014-05-06  Kenneth Zadeck  <zadeck@naturalbridge.com>
	    Mike Stump  <mikestump@comcast.net>
	    Richard Sandiford  <rdsandiford@googlemail.com>

	* go-gcc.cc (Gcc_backend::type_size): Use tree_fits_uhwi_p.

2014-05-06  Chris Manghane  <cmang@google.com>

	* go-c.h (go_create_gogo): Update declaration to add
	check_divide_zero and check_divide_overflow parameters.
	* go-lang.c (go_langhook_init): Pass new arguments to
	go_create_gogo.

2014-05-05  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::implicit_variable): Rename from
	gc_root_variable.  Add name and is_constant parameters.

2014-05-05  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::indirect_expression): Add btype
	parameter.
	(Gcc_backend::temporary_variable): Check for erroneous function.

2014-04-30  Chris Manghane  <cmang@google.com>

	* go-backend.c: #include "diagnostics.h".
	(saw_errors): New function.
	* go-c.h (saw_errors): Declare.
	* Make-lang.in (GO_OBJS): Remove go/gogo-tree.o.

2014-04-30  Chris Manghane  <cmang@google.com>

	* go-lang.c (go_langhook_type_for_size): Do it here, rather than
	calling into Go frontend.
	(go_langhook_type_for_mode): Likewise.
	* go-c.h (go_type_for_size, go_type_for_mode): Don't declare.

2014-04-30  Chris Manghane  <cmang@google.com>

	* go-gcc.cc: #include "langhooks.h".
	(Gcc_backend::Gcc_backend): Add constructor.
	(Gcc_backend::lookup_function): New function.
	(Gcc_backend::define_builtin): New private function.
	(Gcc_backend::gcc_backend): Remove.
	(go_get_backend): Use new to create new Gcc_backend.

2014-04-25  Chris Manghane  <cmang@google.com>

	* go-gcc.cc: Include "cgraph.h" and "gimplify.h".
	(Gcc_backend::return_statement): Push and pop function.
	(Gcc_backend::label): Likewise.
	(Gcc_backend::function_defer_statement): Likewise.
	(Gcc_backend::switch_statement): Add function parameter.
	(Gcc_backend::block): Don't permit function to be NULL.
	(Gcc_backend::temporary_variable): Change go_assert to
	gcc_assert.
	(Gcc_backend::gc_root_variable): New function.
	(Gcc_backend::write_global_definitions): New function.

2014-04-22  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::temporary_variable): Push cfun around
	call to create_tmp_var.  Require that function be non-NULL.

2014-04-17  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::named_constant_expression): New
	function.

2014-04-14  Chris Manghane  <cmang@google.com>

	* go-gcc.cc: Include "convert.h".
	(Gcc_backend::string_constant_expression): New function.
	(Gcc_backend::real_part_expression): Likewise.
	(Gcc_backend::imag_part_expression): Likewise.
	(Gcc_backend::complex_expression): Likewise.
	(Gcc_backend::constructor_expression): Likewise.
	(Gcc_backend::array_constructor_expression): Likewise.
	(Gcc_backend::pointer_offset_expression): Likewise.
	(Gcc_backend::array_index_expression): Likewise.
	(Gcc_backend::call_expression): Likewise.
	(Gcc_backend::exception_handler_statement): Likewise.
	(Gcc_backend::function_defer_statement): Likewise.
	(Gcc_backend::function_set_parameters): Likewise.
	(Gcc_backend::function_set_body): Likewise.
	(Gcc_backend::convert_expression): Handle various type
	conversions.

2014-03-03  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::immutable_struct): If IS_COMMON, set
	DECL_WEAK.
	(GCC_backend::immutable_struct_set_init): If IS_COMMON, clear
	DECL_WEAK.

2014-01-24  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::unary_expression): New function.

2014-01-16  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::conditional_expression): Add btype
	parameter.
	(operator_to_tree_code): New static function.
	(Gcc_backend::binary_expression): New function.

2014-01-14  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::compound_expression): New function.
	(Gcc_backend::conditional_expression): New function.

2014-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

	Update copyright years

2014-01-02  Tobias Burnus  <burnus@net-b.de>

	* gccgo.texi: Bump @copying's copyright year.

2013-12-16  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::struct_field_expression): New function.

2013-12-11  Ian Lance Taylor  <iant@google.com>

	* go-lang.c (go_langhook_post_options): Disable sibling calls by
	default.

2013-12-10  Ian Lance Taylor  <iant@google.com>

	* Make-lang.in (check_go_parallelize): Test go-test.exp r* tests
	separately.

2013-12-05  Ian Lance Taylor  <iant@google.com>

	Revert this change; no longer required.
	2013-11-06  Ian Lance Taylor  <iant@google.com>

	* go-lang.c (go_langhook_post_options): If
	-fisolate-erroneous-paths was turned on by an optimization option,
	turn it off.

2013-11-23  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::function_type): Add result_struct
	parameter.

2013-11-22  Andrew MacLeod  <amacleod@redhat.com>

	* go-gcc.cc: Add required include files from gimple.h.
	* go-lang.c: Likewise

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

	* gofrontend/expressions.cc: Replace tree_low_cst (..., 0) with
	tree_to_shwi throughout.

2013-11-18  Richard Sandiford  <rdsandiford@googlemail.com>

	* gofrontend/expressions.cc: Replace host_integerp (..., 0) with
	tree_fits_shwi_p throughout.

2013-11-14  Andrew MacLeod  <amacleod@redhat.com>

	* go-lang.c: Include only gimplify.h and gimple.h as needed.

2013-11-14  Diego Novillo  <dnovillo@google.com>

	* go-backend.c: Include stor-layout.h.
	* go-gcc.cc: Include stringpool.h.
	Include stor-layout.h.
	Include varasm.h.
	* go-lang.c: Include stor-layout.h.

2013-11-12  Andrew MacLeod  <amacleod@redhat.com>

	* go-lang.c: Include gimplify.h.

2013-11-06  Ian Lance Taylor  <iant@google.com>

	* go-lang.c (go_langhook_post_options): If
	-fisolate-erroneous-paths was turned on by an optimization option,
	turn it off.

2013-10-14  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::address_expression): New function.

2013-10-11  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::function_code_expression): New
	function.

2013-10-10  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::error_function): New function.
	(Gcc_backend::function): New function.
	(Gcc_backend::make_function): New function.
	(function_to_tree): New function.

2013-10-04  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::convert_expression): New function.

2013-10-02  Chris Manghane  <cmang@google.com>

	* go-gcc.cc: Include "real.h" and "realmpfr.h".
	(Gcc_backend::integer_constant_expression): New function.
	(Gcc_backend::float_constant_expression): New function.
	(Gcc_backend::complex_constant_expression): New function.

2013-09-30  Chris Manghane  <cmang@google.com>

	* go-gcc.cc (Gcc_backend::error_expression): New function.
	(Gcc_backend::var_expression): New function.
	(Gcc_backend::indirect_expression): New function.

2013-09-25  Tom Tromey  <tromey@redhat.com>

	* Make-lang.in (gospec.o): Remove.
	(CFLAGS-go/gospec.o): New variable.
	(GCCGO_OBJS): Update to use go/gospec.o.
	(go_OBJS): Define.
	(GO_SYSTEM_H, GO_C_H, GO_LINEMAP_H, GO_LEX_H, GO_PARSE_H)
	(GO_GOGO_H, GO_TYPES_H, GO_STATEMENTS_H, GO_EXPRESSIONS_H)
	(GO_EXPORT_H, GO_IMPORT_H, GO_RUNTIME_H, GO_AST_DUMP_H)
	(go/go-backend.o, go/go-lang.o, go/go-gcc.o, go/go-linemap.o)
	(go/ast-dump.o, go/dataflow.o, go/export.o, go/expressions.o)
	(go/go.o, go/go-dump.o, go/go-optimize.o, go/gogo-tree.o)
	(go/gogo.o, go/import.o, go/import-archive.o, go/lex.o)
	(go/parse.o, go/runtime.o, go/statements.o, go/types.o)
	(go/unsafe.o): Remove.
	(CFLAGS-go/go-gcc.o, CFLAGS-go/go-linemap.o): New variables.
	(go/%.o: go/gofrontend/%.cc): Use COMPILE and POSTCOMPILE.

2013-09-25  Tom Tromey  <tromey@redhat.com>

	* Make-lang.in (gospec.o): Don't use subshell.

2013-08-28  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::immutable_struct): Set TREE_PUBLIC if
	the struct is not hidden.
	(Gcc_backend::immutable_struct_set_init): Don't set TREE_PUBLIC.

2013-08-06  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::immutable_struct_set_init): Use
	compute_reloc_for_constant.

2013-08-02  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (immutable_struct_set_init): Always call
	resolve_unique_section.

2013-07-24  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::non_zero_size_type): If a struct has a
	fields, recreate those fields with the first one with a non-zero
	size.

2013-07-23  Ian Lance Taylor  <iant@google.com>

	* go-backend.c: Don't #include "rtl.h".
	(go_imported_unsafe): Don't call init_varasm_once.
	* Make-lang.in (go/go-backend.o): Don't depend on $(RTL_H).

2013-07-23  Ian Lance Taylor  <iant@google.com>

	* go-lang.c: Don't #include "except.h".
	* Make-lang.in (go/go-lang.o): Don't depend on $(EXCEPT_H).

2013-06-18  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::immutable_struct): Add is_hidden
	parameter.
	(Gcc_backend::immutable_struct_set_init): Likewise.

2013-05-16  Jason Merrill  <jason@redhat.com>

	* Make-lang.in (go1$(exeext)): Use link mutex.

2013-01-16  Shenghou Ma  <minux.ma@gmail.com>

	* gospec.c: pass -u pthread_create to linker when static linking.

2012-12-21  Ian Lance Taylor  <iant@google.com>

	PR bootstrap/54659
	* go-system.h: Don't include <cstdio>.

2012-12-18  Ian Lance Taylor  <iant@google.com>

	PR go/55201
	* gospec.c: Revert last patch.

2012-12-18  Andreas Schwab  <schwab@linux-m68k.org>

	PR go/55201
	* gospec.c (LIBATOMIC): Define.
	(LIBATOMIC_PROFILE): Define.
	(lang_specific_driver): Add LIBATOMIC[_PROFILE] option.

2012-11-29  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc: Include "output.h".
	(global_variable): Add is_unique_section parameter.
	(global_variable_set_init): Adjust unique section if necessary.
	* Make-lang.in (go/go-gcc.o): Add dependency on output.h.

2012-11-17  Diego Novillo  <dnovillo@google.com>

	Adjust for new vec API (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec)

	* go-lang.c: Use new vec API in vec.h.

2012-11-16  Ian Lance Taylor  <iant@google.com>

	* Make-lang.in (gccgo$(exeext)): Add + at start of command.
	(go1$(exeext)): Likewise.

2012-10-30  Ian Lance Taylor  <iant@google.com>

	* lang.opt (-fgo-relative-import-path): New option.
	* go-lang.c (go_relative_import_path): New static variable.
	(go_langhook_init): Pass go_relative_import_path to
	go_create_gogo.
	(go_langhook_handle_option): Handle -fgo-relative-import-path.
	* go-c.h (go_create_gogo): Update declaration.
	* gccgo.texi (Invoking gccgo): Document
	-fgo-relative-import-path.

2012-09-17  Ian Lance Taylor  <iant@google.com>

	* config-lang.in (target_libs): Add target-libbacktrace.

2012-09-16  Ian Lance Taylor  <iant@google.com>

	* Make-lang.in (go/gogo.o): Depend on filenames.h.

2012-08-14   Diego Novillo  <dnovillo@google.com>

	Merge from cxx-conversion branch.  Configury.

	* go-c.h: Remove all handlers of ENABLE_BUILD_WITH_CXX.
	* go-gcc.cc: Likewise.
	* go-system.h: Likewise.

2012-07-24  Uros Bizjak  <ubizjak@gmail.com>

	* go-lang.c (lang_decl): Add variable_size GTY option.

2012-05-09  Ian Lance Taylor  <iant@google.com>

	* lang.opt: Add -fgo-pkgpath.
	* go-lang.c (go_pkgpath): New static variable.
	(go_prefix): New static variable.
	(go_langhook_init): Pass go_pkgpath and go_prefix to
	go_create_gogo.
	(go_langhook_handle_option): Handle -fgo-pkgpath.  Change
	-fgo-prefix handling to just set go_prefix.
	* go-c.h (go_set_prefix): Don't declare.
	(go_create_gogo): Add pkgpath and prefix to declaration.
	* go-gcc.cc (Gcc_backend::global_variable): Change unique_prefix
	to pkgpath.  Don't include the package name in the asm name.
	* gccgo.texi (Invoking gccgo): Document -fgo-pkgpath.  Update the
	docs for -fgo-prefix.

2012-04-23  Ian Lance Taylor  <iant@google.com>

	* go-lang.c (go_langhook_init): Set MPFR precision to 256.

2012-04-20  Ian Lance Taylor  <iant@google.com>

	* lang.opt: Add -fgo-check-divide-zero and
	-fgo-check-divide-overflow.
	* gccgo.texi (Invoking gccgo): Document new options.

2012-04-18  Steven Bosscher  <steven@gcc.gnu.org>

	* go-gcc.cc (Gcc_backend::switch_statement): Build SWITCH_EXPR
	with NULL_TREE type instead of void_type_node.

2012-03-09  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::assignment_statement): Convert the rhs
	to the lhs type if necessary.

2012-03-08  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::init_statement): Don't initialize a
	zero-sized variable.
	(go_non_zero_struct): New global variable.
	(Gcc_backend::non_zero_size_type): New function.
	(Gcc_backend::global_variable): Don't build an assignment for a
	zero-sized value.
	* go-c.h (go_non_zero_struct): Declare.
	* config-lang.in (gtfiles): Add go-c.h.

2012-02-29  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (class Gcc_tree): Add set_tree method.
	(set_placeholder_pointer_type): When setting to a pointer to
	error, set to error_mark_node.

2012-02-23  Richard Guenther  <rguenther@suse.de>

	* go-gcc.cc (Gcc_backend::placeholder_pointer_type): Use
	build_distinct_type_copy.

2012-02-17  Ian Lance Taylor  <iant@google.com>

	* Make-lang.in (go/import.o): Add dependency on $(GO_LEX_H).

2012-02-17  Ian Lance Taylor  <iant@google.com>

	* gospec.c (lang_specific_driver): If linking, and no -o option
	was used, add one.

2012-02-14  Ian Lance Taylor  <iant@google.com>

	PR go/48411
	* Make-lang.in (gccgo-cross$(exeext)): New target.
	(go.all.cross): Depend on gccgo-cross$(exeext) instead of
	gccgo$(exeext).
	(go.install-common): Only install GCCGO_TARGET_INSTALL_NAME if
	gccgo-cross$(exeext) does not exist.

2012-02-07  Ian Lance Taylor  <iant@google.com>

	* gccgo.texi (Function Names): Document //extern instead of
	__asm__.

2012-02-01  Jakub Jelinek  <jakub@redhat.com>

	PR target/52079
	* go-lang.c (go_langhook_type_for_mode): For TImode and 64-bit HWI
	return build_nonstandard_integer_type result if possible.

2012-01-21  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::type_size): Check for error_mark_node.
	(Gcc_backend::type_alignment): Likewise.
	(Gcc_backend::type_field_alignment): Likewise.
	(Gcc_backend::type_field_offset): Likewise.

2012-01-20  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::placeholder_struct_type): Permit name to
	be empty.
	(Gcc_backend::set_placeholder_struct_type): Likewise.

2012-01-17  Ian Lance Taylor  <iant@google.com>

	* gospec.c (lang_specific_driver): If we see -S without -o, add -o
	BASE.s rather than -o BASE.o.

2012-01-11  Ian Lance Taylor  <iant@google.com>

	* go-lang.c (go_langhook_init): Initialize void_list_node before
	calling go_create_gogo.

2012-01-10  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::type_size): New function.
	(Gcc_backend::type_alignment): New function.
	(Gcc_backend::type_field_alignment): New function.
	(Gcc_backend::type_field_offset): New function.
	* go-backend.c (go_type_alignment): Remove.
	* go-c.h (go_type_alignment): Don't declare.

2011-12-27  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::set_placeholder_struct_type): Use
	build_distinct_type_copy rather than build_variant_type_copy.
	(Gcc_backend::set_placeholder_array_type): Likewise.
	(Gcc_backend::named_type): Add special handling for builtin
	basic types.

2011-12-22  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::set_placeholder_pointer_type): Arrange
	for the type name to have a DECL_ORIGINAL_TYPE as gcc expects.
	(Gcc_backend::set_placeholder_struct_type): Likewise.
	(Gcc_backend::set_placeholder_array_type): Likewise.
	(Gcc_backend::named_type): Set DECL_ORIGINAL_TYPE.

2011-12-13  Ian Lance Taylor  <iant@google.com>

	* go-backend.c: #include "simple-object.h" and "intl.h".
	(GO_EXPORT_SEGMENT_NAME): Define if not defined.
	(GO_EXPORT_SECTION_NAME): Likewise.
	(go_write_export_data): Use GO_EXPORT_SECTION_NAME.
	(go_read_export_data): New function.
	* go-c.h (go_read_export_data): Declare.

2011-11-29  Sanjoy Das  <thedigitalangel@gmail.com>
	    Ian Lance Taylor  <iant@google.com>

	* go-location.h: New file.
	* go-linemap.cc: New file.
	* go-gcc.cc: Change all uses of source_location to Location.
	* Make-lang.in (GO_OBJS): Add go/go-linemap.o.
	(GO_LINEMAP_H): New variable.
	(GO_LEX_H): Use $(GO_LINEMAP_H).
	(GO_GOGO_H, GO_TYPES_H, GO_IMPORT_H): Likewise.
	(go/go-linemap.o): New target.

2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* Make-lang.in (gospec.o): Pass SHLIB instead of SHLIB_LINK.

2011-08-24  Roberto Lublinerman  <rluble@gmail.com>

	* lang.opt: Add fgo-optimize-.
	* go-lang.c (go_langhook_handle_option): Handle OPT_fgo_optimize.
	* go-c.h (go_enable_optimize): Declare.
	* Make-lang.in (GO_OBJS): Add go/go-optimize.o.
	(GO_EXPORT_H): Define.
	(GO_IMPORT_H): Add $(GO_EXPORT_H).
	(GO_AST_DUMP_H): Define.
	(go/ast-dump.o, go/statements.o): Use GO_AST_DUMP_H.
	(go/export.o, go/gogo.o, go/import.o): Use GO_EXPORT_H.
	(go/types.o): Likewise.
	(go/expressions.o): Use GO_AST_DUMP_H and GO_EXPORT_H.
	(go/go-optimize.o): New target.

2011-08-24  Joseph Myers  <joseph@codesourcery.com>

	* Make-lang.in (CFLAGS-go/go-lang.o): New.
	(go/go-lang.o): Remove explicit compilation rule.

2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* Make-lang.in (gccgo$(exeext)): Add $(EXTRA_GCC_LIBS).

2011-08-02  Roberto Lublinerman  <rluble@gmail.com>

	* Make-lang.in (GO_OBJS): Add go/ast-dump.o.
	(go/ast-dump.o): New target.
	(go/expressions.o): Depend on go/gofrontend/ast-dump.h.
	(go/statements.o): Likewise.

2011-07-06  Richard Guenther  <rguenther@suse.de>

	* go-lang.c (go_langhook_init):
	Merge calls to build_common_tree_nodes and build_common_tree_nodes_2.

2011-06-14  Joseph Myers  <joseph@codesourcery.com>

	* Make-lang.in (go/go-lang.o, go/go-backend.o): Update
	dependencies.
	* go-backend.c: Include common/common-target.h.
	(go_write_export_data): Use targetm_common.have_named_sections.
	* go-lang.c: Include common/common-target.h.
	(go_langhook_init_options_struct): Use
	targetm_common.supports_split_stack.

2011-06-13  Ian Lance Taylor  <iant@google.com>

	* Make-lang.in (go/expressions.o): Depend on $(GO_RUNTIME_H).

2011-06-10  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc: Include "toplev.h".
	(Gcc_backend::immutable_struct): New function.
	(Gcc_backend::immutable_struct_set_init): New function.
	(Gcc_backend::immutable_struct_reference): New function.
	* Make-lang.in (go/go-gcc.o): Depend on toplev.h.

2011-06-09  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::zero_expression): New function.

2011-06-07  Richard Guenther  <rguenther@suse.de>

	* go-lang.c (go_langhook_init): Do not set
	size_type_node or call set_sizetype.

2011-05-27  Ian Lance Taylor  <iant@google.com>

	* go-backend.c: Include "output.h".
	(go_write_export_data): New function.
	* go-c.h (go_write_export_data): Declare.
	* Make-lang.in (go/go-backend.o): Depend on output.h.
	(go/export.o): Depend on $(GO_C_H).  Do not depend on
	$(MACHMODE_H), output.h, or $(TARGET_H).

2011-05-24  Joseph Myers  <joseph@codesourcery.com>

	* Make-lang.in (GCCGO_OBJS): Remove prefix.o.
	(gccgo$(exeext)): Use libcommon-target.a.

2011-05-20  Joseph Myers  <joseph@codesourcery.com>

	* Make-lang.in (GCCGO_OBJS): Remove intl.o and version.o.

2011-05-13  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::function_type): When building a struct
	for multiple results, check that all fields types have a size.
	(Gcc_backend::placeholder_pointer_type): Permit name to be empty.

2011-05-12  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::local_variable): Add is_address_taken
	parameter.
	(Gcc_backend::parameter_variable): Likewise.

2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>

	* go-lang.c (global_bindings_p): Return bool and simplify.

2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>

	* go-gcc.cc (Gcc_backend::switch_statement): Call build_case_label.

2011-05-04  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::struct_type): Call fill_in_struct.
	(Gcc_backend::fill_in_struct): New function.
	(Gcc_backend::array_type): Implement.
	(Gcc_backend::fill_in_array): New function.
	(Gcc_backend::placeholder_pointer_type): New function.
	(Gcc_backend::set_placeholder_pointer_type): New function.
	(Gcc_backend::set_placeholder_function_type): New function.
	(Gcc_backend::placeholder_struct_type): New function.
	(Gcc_backend::set_placeholder_struct_type): New function.
	(Gcc_backend::placeholder_array_type): New function.
	(Gcc_backend::set_placeholder_array_type): New function.
	(Gcc_backend::named_type): New function.
	(Gcc_backend::circular_pointer_type): New function.
	(Gcc_backend::is_circular_pointer_type): New function.

2011-04-26  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::struct_type): Implement.

2011-04-25  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::error_type): Implement.
	(Gcc_backend::string_type): Remove.
	(Gcc_backend::function_type): Change signature and implement.
	(Gcc_backend::struct_type): Change signature.
	(Gcc_backend::slice_type, Gcc_backend::map_type): Remove.
	(Gcc_backend::channel_type, Gcc_backend::interface_type): Remove.
	(Gcc_backend::pointer_type): Check for error.
	* Make-lang.in (go/types.o): Depend on go/gofrontend/backend.h.

2011-04-25  Evan Shaw  <edsrzf@gmail.com>

	* go-gcc.c (class Gcc_tree): Make get_tree const.
	(Gcc_backend::void_type): Implement.
	(Gcc_backend::bool_type): Implement.
	(Gcc_backend::integer_type): Implement.
	(Gcc_backend::float_type): Implement.
	(Gcc_backend::complex_type): New function.
	(Gcc_backend::pointer_type): New function.
	(Gcc_backend::make_type): New function.
	(type_to_tree): New function.

2011-04-21  Ian Lance Taylor  <iant@google.com>

	* go-system.h (go_assert, go_unreachable): Define.

2011-04-19  Ian Lance Taylor  <iant@google.com>

	* go-system.h: Include "intl.h".
	* Make-lang.in (GO_SYSTEM_H): Add intl.h.
	(go/statements.o): Remove dependencies on intl.h $(TREE_H)
	$(GIMPLE_H) convert.h tree-iterator.h $(TREE_FLOW_H) $(REAL_H).

2011-04-19  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::temporary_variable): New function.

2011-04-19  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (class Bblock): Define.
	(Gcc_backend::if_statement): Change then_block and else_block to
	Bblock*.
	(Gcc_backend::block): New function.
	(Gcc_backend::block_add_statements): New function.
	(Gcc_backend::block_statement): New function.
	(tree_to_block, block_to_tree): New functions.

2011-04-18  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc: Include "go-c.h".
	(class Bvariable): Define.
	(Gcc_backend::init_statement): New function.
	(Gcc_backend::global_variable): New function.
	(Gcc_backend::global_variable_set_init): New function.
	(Gcc_backend::local_variable): New function.
	(Gcc_backend::parameter_variable): New function.
	(tree_to_type, var_to_tree): New functions.
	* Make-lang.in (go/go-gcc.o): Depend on $(GO_C_H).
	* (go/gogo-tree.o): Depend on go/gofrontend/backend.h.

2011-04-15  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::compound_statement): New function.
	(Gcc_backend::assignment_statement): Use error_statement.
	(Gcc_backend::return_statement): Likewise.
	(Gcc_backend::if_statement): Likewise.
	(Gcc_backend::switch_statement): Likewise.
	(Gcc_backend::statement_list): Likewise.

2011-04-14  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::error_statement): New function.

2011-04-13  Ian Lance Taylor  <iant@google.com>

	* Make-lang.in (go/gogo-tree.o): depend on $(GO_RUNTIME_H).

2011-04-13  Ian Lance Taylor  <iant@google.com>

	* Make-lang.in (GO_OBJS): Add go/runtime.o.
	(GO_RUNTIME_H): New variable.
	(go/runtime.o): New target.
	(go/gogo.o): Depend on $(GO_RUNTIME_H).
	(go/statements.o): Likewise.

2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>

	* go-lang.c (union lang_tree_node): Check for TS_COMMON before
	calling TREE_CHAIN.

2011-04-06  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (if_statement): Use build3_loc.
	(Gcc_backend::switch_statement): New function.
	(Gcc_backend::statement_list): New function.

2011-04-06  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::if_statement): New function.
	(tree_to_stat): New function.
	(expr_to_tree): Renamed from expression_to_tree.
	(stat_to_tree): Renamed from statement_to_tree.

2011-04-06  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc (Gcc_backend::expression_statement): New function.

2011-04-04  Ian Lance Taylor  <iant@google.com>

	* go-gcc.c (class Blabel): Define.
	(Gcc_backend::make_expression): New function.
	(get_identifier_from_string): New function.
	(Gcc_backend::label): New function.
	(Gcc_backend::label_definition_statement): New function.
	(Gcc_backend::goto_statement): New function.
	(Gcc_backend::label_address): New function.
	(expression_to_tree): New function.
	* Make-lang.in (go/expressions.o): Depend on
	go/gofrontend/backend.h.
	(go/gogo.o): Likewise.

2011-04-04  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc: #include "tree-iterator.h", "gimple.h", and "gogo.h".
	(class Bfunction): Define.
	(Gcc_backend::assignment_statement): Rename from assignment.
	Check for errors.
	(Gcc_backend::return_statement): New function.
	(tree_to_function): New function.
	* Make-lang.in (go/go-gcc.o): Depend on tree-iterator.h,
	$(GIMPLE_H), and $(GO_GOGO_H).

2011-04-03  Ian Lance Taylor  <iant@google.com>

	* go-gcc.cc: New file.
	* Make-lang.in (GO_OBJS): Add go/go-gcc.o.
	(go/go-gcc.o): New target.
	(go/go.o): Depend on go/gofrontend/backend.h.
	(go/statements.o): Likewise.

2011-02-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

	* gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.

2011-02-08  Ian Lance Taylor  <iant@google.com>

	* go-lang.c (go_langhook_init_options_struct): Set
	frontend_set_flag_errno_math.  Don't set x_flag_trapping_math.

2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* gospec.c (lang_specific_driver) [HAVE_LD_STATIC_DYNAMIC] Use
	LD_STATIC_OPTION, LD_DYNAMIC_OPTION.

2011-01-21  Ian Lance Taylor  <iant@google.com>

	* go-lang.c (go_langhook_init): Omit float_type_size when calling
	go_create_gogo.
	* go-c.h: Update declaration of go_create_gogo.

2011-01-13  Ian Lance Taylor  <iant@google.com>

	* go-backend.c: Include "rtl.h" and "target.h".
	(go_imported_unsafe): New function.
	* go-c.h (go_imported_unsafe): Declare.
	* Make-lang.in (go/go-backend.o): Depend on $(RTL_H).
	(go/gogo-tree.o): Remove dependency on $(RTL_H).
	(go/unsafe.o): Depend on $(GO_C_H).

2010-12-31  Joern Rennecke  <amylaar@spamcop.net>

	PR go/47113
	* go-backend.c: (go_field_alignment): Add ATTRIBUTE_UNUSED to
	variable ‘field’ .

2010-12-21  Ian Lance Taylor  <iant@google.com>

	* Make-lang.in (check-go): Remove.
	(lang_checks_parallelized): Add check-go.
	(check_go_parallelize): Set.

2010-12-13  Ian Lance Taylor  <iant@google.com>

	* gospec.c (lang_specific_driver): Add a -o option if not linking
	and there is no -o option already.

2010-12-07  Ian Lance Taylor  <iant@google.com>

	PR tree-optimization/46805
	PR tree-optimization/46833
	* go-lang.c (go_langhook_type_for_mode): Handle vector modes.

2010-12-06  Ian Lance Taylor  <iant@google.com>

	PR other/46789
	PR bootstrap/46812
	* go-lang.c (go_char_p): Define type and vectors.
	(go_search_dirs): New static variable.
	(go_langhook_handle_option): Use version and version/machine
	directories for -L.
	(go_langhook_post_options): Add non-specific -L paths.
	* Make-lang.in (go/go-lang.o): Define DEFAULT_TARGET_VERSION and
	DEFAULT_TARGET_MACHINE when compiling.
	* gccgo.texi (Invoking gccgo): Only document -L for linking.
	(Import and Export): Don't mention -L for finding import files.

2010-12-03  Ian Lance Taylor  <iant@google.com>

	PR bootstrap/46776
	* go-backend.c: New file.
	* go-c.h (go_type_alignment): Declare.
	(go_field_alignment, go_trampoline_info): Declare.
	* Make-lang.in (GO_OBJS): Add go/go-backend.o.
	(go/go-backend.o): New target.
	(go/go-lang.o): Make dependencies match source file.
	(go/expressions.o): Don't depend on $(TM_H) $(TM_P_H).
	(go/gogo-tree.o): Don't depend on $(TM_H).

2010-12-03  Ian Lance Taylor  <iant@google.com>

	* config-lang.in (build_by_default): Set to no.

2010-12-02  Ian Lance Taylor  <iant@google.com>

	Go frontend added to gcc repository.

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