gcc/go/ChangeLog

   1 2012-09-17  Ian Lance Taylor  <iant@google.com>
   2
   3         * config-lang.in (target_libs): Add target-libbacktrace.
   4
   5 2012-09-16  Ian Lance Taylor  <iant@google.com>
   6
   7         * Make-lang.in (go/gogo.o): Depend on filenames.h.
   8
   9 2012-08-14   Diego Novillo  <dnovillo@google.com>
  10
  11         Merge from cxx-conversion branch.  Configury.
  12
  13         * go-c.h: Remove all handlers of ENABLE_BUILD_WITH_CXX.
  14         * go-gcc.cc: Likewise.
  15         * go-system.h: Likewise.
  16
  17 2012-07-24  Uros Bizjak  <ubizjak@gmail.com>
  18
  19         * go-lang.c (lang_decl): Add variable_size GTY option.
  20
  21 2012-05-09  Ian Lance Taylor  <iant@google.com>
  22
  23         * lang.opt: Add -fgo-pkgpath.
  24         * go-lang.c (go_pkgpath): New static variable.
  25         (go_prefix): New static variable.
  26         (go_langhook_init): Pass go_pkgpath and go_prefix to
  27         go_create_gogo.
  28         (go_langhook_handle_option): Handle -fgo-pkgpath.  Change
  29         -fgo-prefix handling to just set go_prefix.
  30         * go-c.h (go_set_prefix): Don't declare.
  31         (go_create_gogo): Add pkgpath and prefix to declaration.
  32         * go-gcc.cc (Gcc_backend::global_variable): Change unique_prefix
  33         to pkgpath.  Don't include the package name in the asm name.
  34         * gccgo.texi (Invoking gccgo): Document -fgo-pkgpath.  Update the
  35         docs for -fgo-prefix.
  36
  37 2012-04-23  Ian Lance Taylor  <iant@google.com>
  38
  39         * go-lang.c (go_langhook_init): Set MPFR precision to 256.
  40
  41 2012-04-20  Ian Lance Taylor  <iant@google.com>
  42
  43         * lang.opt: Add -fgo-check-divide-zero and
  44         -fgo-check-divide-overflow.
  45         * gccgo.texi (Invoking gccgo): Document new options.
  46
  47 2012-04-18  Steven Bosscher  <steven@gcc.gnu.org>
  48
  49         * go-gcc.cc (Gcc_backend::switch_statement): Build SWITCH_EXPR
  50         with NULL_TREE type instead of void_type_node.
  51
  52 2012-03-09  Ian Lance Taylor  <iant@google.com>
  53
  54         * go-gcc.cc (Gcc_backend::assignment_statement): Convert the rhs
  55         to the lhs type if necessary.
  56
  57 2012-03-08  Ian Lance Taylor  <iant@google.com>
  58
  59         * go-gcc.cc (Gcc_backend::init_statement): Don't initialize a
  60         zero-sized variable.
  61         (go_non_zero_struct): New global variable.
  62         (Gcc_backend::non_zero_size_type): New function.
  63         (Gcc_backend::global_variable): Don't build an assignment for a
  64         zero-sized value.
  65         * go-c.h (go_non_zero_struct): Declare.
  66         * config-lang.in (gtfiles): Add go-c.h.
  67
  68 2012-02-29  Ian Lance Taylor  <iant@google.com>
  69
  70         * go-gcc.cc (class Gcc_tree): Add set_tree method.
  71         (set_placeholder_pointer_type): When setting to a pointer to
  72         error, set to error_mark_node.
  73
  74 2012-02-23  Richard Guenther  <rguenther@suse.de>
  75
  76         * go-gcc.cc (Gcc_backend::placeholder_pointer_type): Use
  77         build_distinct_type_copy.
  78
  79 2012-02-17  Ian Lance Taylor  <iant@google.com>
  80
  81         * Make-lang.in (go/import.o): Add dependency on $(GO_LEX_H).
  82
  83 2012-02-17  Ian Lance Taylor  <iant@google.com>
  84
  85         * gospec.c (lang_specific_driver): If linking, and no -o option
  86         was used, add one.
  87
  88 2012-02-14  Ian Lance Taylor  <iant@google.com>
  89
  90         PR go/48411
  91         * Make-lang.in (gccgo-cross$(exeext)): New target.
  92         (go.all.cross): Depend on gccgo-cross$(exeext) instead of
  93         gccgo$(exeext).
  94         (go.install-common): Only install GCCGO_TARGET_INSTALL_NAME if
  95         gccgo-cross$(exeext) does not exist.
  96
  97 2012-02-07  Ian Lance Taylor  <iant@google.com>
  98
  99         * gccgo.texi (Function Names): Document //extern instead of
 100         __asm__.
 101
 102 2012-02-01  Jakub Jelinek  <jakub@redhat.com>
 103
 104         PR target/52079
 105         * go-lang.c (go_langhook_type_for_mode): For TImode and 64-bit HWI
 106         return build_nonstandard_integer_type result if possible.
 107
 108 2012-01-21  Ian Lance Taylor  <iant@google.com>
 109
 110         * go-gcc.cc (Gcc_backend::type_size): Check for error_mark_node.
 111         (Gcc_backend::type_alignment): Likewise.
 112         (Gcc_backend::type_field_alignment): Likewise.
 113         (Gcc_backend::type_field_offset): Likewise.
 114
 115 2012-01-20  Ian Lance Taylor  <iant@google.com>
 116
 117         * go-gcc.cc (Gcc_backend::placeholder_struct_type): Permit name to
 118         be empty.
 119         (Gcc_backend::set_placeholder_struct_type): Likewise.
 120
 121 2012-01-17  Ian Lance Taylor  <iant@google.com>
 122
 123         * gospec.c (lang_specific_driver): If we see -S without -o, add -o
 124         BASE.s rather than -o BASE.o.
 125
 126 2012-01-11  Ian Lance Taylor  <iant@google.com>
 127
 128         * go-lang.c (go_langhook_init): Initialize void_list_node before
 129         calling go_create_gogo.
 130
 131 2012-01-10  Ian Lance Taylor  <iant@google.com>
 132
 133         * go-gcc.cc (Gcc_backend::type_size): New function.
 134         (Gcc_backend::type_alignment): New function.
 135         (Gcc_backend::type_field_alignment): New function.
 136         (Gcc_backend::type_field_offset): New function.
 137         * go-backend.c (go_type_alignment): Remove.
 138         * go-c.h (go_type_alignment): Don't declare.
 139
 140 2011-12-27  Ian Lance Taylor  <iant@google.com>
 141
 142         * go-gcc.cc (Gcc_backend::set_placeholder_struct_type): Use
 143         build_distinct_type_copy rather than build_variant_type_copy.
 144         (Gcc_backend::set_placeholder_array_type): Likewise.
 145         (Gcc_backend::named_type): Add special handling for builtin
 146         basic types.
 147
 148 2011-12-22  Ian Lance Taylor  <iant@google.com>
 149
 150         * go-gcc.cc (Gcc_backend::set_placeholder_pointer_type): Arrange
 151         for the type name to have a DECL_ORIGINAL_TYPE as gcc expects.
 152         (Gcc_backend::set_placeholder_struct_type): Likewise.
 153         (Gcc_backend::set_placeholder_array_type): Likewise.
 154         (Gcc_backend::named_type): Set DECL_ORIGINAL_TYPE.
 155
 156 2011-12-13  Ian Lance Taylor  <iant@google.com>
 157
 158         * go-backend.c: #include "simple-object.h" and "intl.h".
 159         (GO_EXPORT_SEGMENT_NAME): Define if not defined.
 160         (GO_EXPORT_SECTION_NAME): Likewise.
 161         (go_write_export_data): Use GO_EXPORT_SECTION_NAME.
 162         (go_read_export_data): New function.
 163         * go-c.h (go_read_export_data): Declare.
 164
 165 2011-11-29  Sanjoy Das  <thedigitalangel@gmail.com>
 166             Ian Lance Taylor  <iant@google.com>
 167
 168         * go-location.h: New file.
 169         * go-linemap.cc: New file.
 170         * go-gcc.cc: Change all uses of source_location to Location.
 171         * Make-lang.in (GO_OBJS): Add go/go-linemap.o.
 172         (GO_LINEMAP_H): New variable.
 173         (GO_LEX_H): Use $(GO_LINEMAP_H).
 174         (GO_GOGO_H, GO_TYPES_H, GO_IMPORT_H): Likewise.
 175         (go/go-linemap.o): New target.
 176
 177 2011-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 178
 179         * Make-lang.in (gospec.o): Pass SHLIB instead of SHLIB_LINK.
 180
 181 2011-08-24  Roberto Lublinerman  <rluble@gmail.com>
 182
 183         * lang.opt: Add fgo-optimize-.
 184         * go-lang.c (go_langhook_handle_option): Handle OPT_fgo_optimize.
 185         * go-c.h (go_enable_optimize): Declare.
 186         * Make-lang.in (GO_OBJS): Add go/go-optimize.o.
 187         (GO_EXPORT_H): Define.
 188         (GO_IMPORT_H): Add $(GO_EXPORT_H).
 189         (GO_AST_DUMP_H): Define.
 190         (go/ast-dump.o, go/statements.o): Use GO_AST_DUMP_H.
 191         (go/export.o, go/gogo.o, go/import.o): Use GO_EXPORT_H.
 192         (go/types.o): Likewise.
 193         (go/expressions.o): Use GO_AST_DUMP_H and GO_EXPORT_H.
 194         (go/go-optimize.o): New target.
 195
 196 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
 197
 198         * Make-lang.in (CFLAGS-go/go-lang.o): New.
 199         (go/go-lang.o): Remove explicit compilation rule.
 200
 201 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 202
 203         * Make-lang.in (gccgo$(exeext)): Add $(EXTRA_GCC_LIBS).
 204
 205 2011-08-02  Roberto Lublinerman  <rluble@gmail.com>
 206
 207         * Make-lang.in (GO_OBJS): Add go/ast-dump.o.
 208         (go/ast-dump.o): New target.
 209         (go/expressions.o): Depend on go/gofrontend/ast-dump.h.
 210         (go/statements.o): Likewise.
 211
 212 2011-07-06  Richard Guenther  <rguenther@suse.de>
 213
 214         * go-lang.c (go_langhook_init):
 215         Merge calls to build_common_tree_nodes and build_common_tree_nodes_2.
 216
 217 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
 218
 219         * Make-lang.in (go/go-lang.o, go/go-backend.o): Update
 220         dependencies.
 221         * go-backend.c: Include common/common-target.h.
 222         (go_write_export_data): Use targetm_common.have_named_sections.
 223         * go-lang.c: Include common/common-target.h.
 224         (go_langhook_init_options_struct): Use
 225         targetm_common.supports_split_stack.
 226
 227 2011-06-13  Ian Lance Taylor  <iant@google.com>
 228
 229         * Make-lang.in (go/expressions.o): Depend on $(GO_RUNTIME_H).
 230
 231 2011-06-10  Ian Lance Taylor  <iant@google.com>
 232
 233         * go-gcc.cc: Include "toplev.h".
 234         (Gcc_backend::immutable_struct): New function.
 235         (Gcc_backend::immutable_struct_set_init): New function.
 236         (Gcc_backend::immutable_struct_reference): New function.
 237         * Make-lang.in (go/go-gcc.o): Depend on toplev.h.
 238
 239 2011-06-09  Ian Lance Taylor  <iant@google.com>
 240
 241         * go-gcc.cc (Gcc_backend::zero_expression): New function.
 242
 243 2011-06-07  Richard Guenther  <rguenther@suse.de>
 244
 245         * go-lang.c (go_langhook_init): Do not set
 246         size_type_node or call set_sizetype.
 247
 248 2011-05-27  Ian Lance Taylor  <iant@google.com>
 249
 250         * go-backend.c: Include "output.h".
 251         (go_write_export_data): New function.
 252         * go-c.h (go_write_export_data): Declare.
 253         * Make-lang.in (go/go-backend.o): Depend on output.h.
 254         (go/export.o): Depend on $(GO_C_H).  Do not depend on
 255         $(MACHMODE_H), output.h, or $(TARGET_H).
 256
 257 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
 258
 259         * Make-lang.in (GCCGO_OBJS): Remove prefix.o.
 260         (gccgo$(exeext)): Use libcommon-target.a.
 261
 262 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
 263
 264         * Make-lang.in (GCCGO_OBJS): Remove intl.o and version.o.
 265
 266 2011-05-13  Ian Lance Taylor  <iant@google.com>
 267
 268         * go-gcc.cc (Gcc_backend::function_type): When building a struct
 269         for multiple results, check that all fields types have a size.
 270         (Gcc_backend::placeholder_pointer_type): Permit name to be empty.
 271
 272 2011-05-12  Ian Lance Taylor  <iant@google.com>
 273
 274         * go-gcc.cc (Gcc_backend::local_variable): Add is_address_taken
 275         parameter.
 276         (Gcc_backend::parameter_variable): Likewise.
 277
 278 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
 279
 280         * go-lang.c (global_bindings_p): Return bool and simplify.
 281
 282 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
 283
 284         * go-gcc.cc (Gcc_backend::switch_statement): Call build_case_label.
 285
 286 2011-05-04  Ian Lance Taylor  <iant@google.com>
 287
 288         * go-gcc.cc (Gcc_backend::struct_type): Call fill_in_struct.
 289         (Gcc_backend::fill_in_struct): New function.
 290         (Gcc_backend::array_type): Implement.
 291         (Gcc_backend::fill_in_array): New function.
 292         (Gcc_backend::placeholder_pointer_type): New function.
 293         (Gcc_backend::set_placeholder_pointer_type): New function.
 294         (Gcc_backend::set_placeholder_function_type): New function.
 295         (Gcc_backend::placeholder_struct_type): New function.
 296         (Gcc_backend::set_placeholder_struct_type): New function.
 297         (Gcc_backend::placeholder_array_type): New function.
 298         (Gcc_backend::set_placeholder_array_type): New function.
 299         (Gcc_backend::named_type): New function.
 300         (Gcc_backend::circular_pointer_type): New function.
 301         (Gcc_backend::is_circular_pointer_type): New function.
 302
 303 2011-04-26  Ian Lance Taylor  <iant@google.com>
 304
 305         * go-gcc.cc (Gcc_backend::struct_type): Implement.
 306
 307 2011-04-25  Ian Lance Taylor  <iant@google.com>
 308
 309         * go-gcc.cc (Gcc_backend::error_type): Implement.
 310         (Gcc_backend::string_type): Remove.
 311         (Gcc_backend::function_type): Change signature and implement.
 312         (Gcc_backend::struct_type): Change signature.
 313         (Gcc_backend::slice_type, Gcc_backend::map_type): Remove.
 314         (Gcc_backend::channel_type, Gcc_backend::interface_type): Remove.
 315         (Gcc_backend::pointer_type): Check for error.
 316         * Make-lang.in (go/types.o): Depend on go/gofrontend/backend.h.
 317
 318 2011-04-25  Evan Shaw  <edsrzf@gmail.com>
 319
 320         * go-gcc.c (class Gcc_tree): Make get_tree const.
 321         (Gcc_backend::void_type): Implement.
 322         (Gcc_backend::bool_type): Implement.
 323         (Gcc_backend::integer_type): Implement.
 324         (Gcc_backend::float_type): Implement.
 325         (Gcc_backend::complex_type): New function.
 326         (Gcc_backend::pointer_type): New function.
 327         (Gcc_backend::make_type): New function.
 328         (type_to_tree): New function.
 329
 330 2011-04-21  Ian Lance Taylor  <iant@google.com>
 331
 332         * go-system.h (go_assert, go_unreachable): Define.
 333
 334 2011-04-19  Ian Lance Taylor  <iant@google.com>
 335
 336         * go-system.h: Include "intl.h".
 337         * Make-lang.in (GO_SYSTEM_H): Add intl.h.
 338         (go/statements.o): Remove dependencies on intl.h $(TREE_H)
 339         $(GIMPLE_H) convert.h tree-iterator.h $(TREE_FLOW_H) $(REAL_H).
 340
 341 2011-04-19  Ian Lance Taylor  <iant@google.com>
 342
 343         * go-gcc.cc (Gcc_backend::temporary_variable): New function.
 344
 345 2011-04-19  Ian Lance Taylor  <iant@google.com>
 346
 347         * go-gcc.cc (class Bblock): Define.
 348         (Gcc_backend::if_statement): Change then_block and else_block to
 349         Bblock*.
 350         (Gcc_backend::block): New function.
 351         (Gcc_backend::block_add_statements): New function.
 352         (Gcc_backend::block_statement): New function.
 353         (tree_to_block, block_to_tree): New functions.
 354
 355 2011-04-18  Ian Lance Taylor  <iant@google.com>
 356
 357         * go-gcc.cc: Include "go-c.h".
 358         (class Bvariable): Define.
 359         (Gcc_backend::init_statement): New function.
 360         (Gcc_backend::global_variable): New function.
 361         (Gcc_backend::global_variable_set_init): New function.
 362         (Gcc_backend::local_variable): New function.
 363         (Gcc_backend::parameter_variable): New function.
 364         (tree_to_type, var_to_tree): New functions.
 365         * Make-lang.in (go/go-gcc.o): Depend on $(GO_C_H).
 366         * (go/gogo-tree.o): Depend on go/gofrontend/backend.h.
 367
 368 2011-04-15  Ian Lance Taylor  <iant@google.com>
 369
 370         * go-gcc.cc (Gcc_backend::compound_statement): New function.
 371         (Gcc_backend::assignment_statement): Use error_statement.
 372         (Gcc_backend::return_statement): Likewise.
 373         (Gcc_backend::if_statement): Likewise.
 374         (Gcc_backend::switch_statement): Likewise.
 375         (Gcc_backend::statement_list): Likewise.
 376
 377 2011-04-14  Ian Lance Taylor  <iant@google.com>
 378
 379         * go-gcc.cc (Backend::error_statement): New function.
 380
 381 2011-04-13  Ian Lance Taylor  <iant@google.com>
 382
 383         * Make-lang.in (go/gogo-tree.o): depend on $(GO_RUNTIME_H).
 384
 385 2011-04-13  Ian Lance Taylor  <iant@google.com>
 386
 387         * Make-lang.in (GO_OBJS): Add go/runtime.o.
 388         (GO_RUNTIME_H): New variable.
 389         (go/runtime.o): New target.
 390         (go/gogo.o): Depend on $(GO_RUNTIME_H).
 391         (go/statements.o): Likewise.
 392
 393 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
 394
 395         * go-lang.c (union lang_tree_node): Check for TS_COMMON before
 396         calling TREE_CHAIN.
 397
 398 2011-04-06  Ian Lance Taylor  <iant@google.com>
 399
 400         * go-gcc.cc (if_statement): Use build3_loc.
 401         (Gcc_backend::switch_statement): New function.
 402         (Gcc_backend::statement_list): New function.
 403
 404 2011-04-06  Ian Lance Taylor  <iant@google.com>
 405
 406         * go-gcc.cc (Gcc_backend::if_statement): New function.
 407         (tree_to_stat): New function.
 408         (expr_to_tree): Renamed from expression_to_tree.
 409         (stat_to_tree): Renamed from statement_to_tree.
 410
 411 2011-04-06  Ian Lance Taylor  <iant@google.com>
 412
 413         * go-gcc.cc (Gcc_backend::expression_statement): New function.
 414
 415 2011-04-04  Ian Lance Taylor  <iant@google.com>
 416
 417         * go-gcc.c (class Blabel): Define.
 418         (Gcc_backend::make_expression): New function.
 419         (get_identifier_from_string): New function.
 420         (Gcc_backend::label): New function.
 421         (Gcc_backend::label_definition_statement): New function.
 422         (Gcc_backend::goto_statement): New function.
 423         (Gcc_backend::label_address): New function.
 424         (expression_to_tree): New function.
 425         * Make-lang.in (go/expressions.o): Depend on
 426         go/gofrontend/backend.h.
 427         (go/gogo.o): Likewise.
 428
 429 2011-04-04  Ian Lance Taylor  <iant@google.com>
 430
 431         * go-gcc.cc: #include "tree-iterator.h", "gimple.h", and "gogo.h".
 432         (class Bfunction): Define.
 433         (Gcc_backend::assignment_statement): Rename from assignment.
 434         Check for errors.
 435         (Gcc_backend::return_statement): New function.
 436         (tree_to_function): New function.
 437         * Make-lang.in (go/go-gcc.o): Depend on tree-iterator.h,
 438         $(GIMPLE_H), and $(GO_GOGO_H).
 439
 440 2011-04-03  Ian Lance Taylor  <iant@google.com>
 441
 442         * go-gcc.cc: New file.
 443         * Make-lang.in (GO_OBJS): Add go/go-gcc.o.
 444         (go/go-gcc.o): New target.
 445         (go/go.o): Depend on go/gofrontend/backend.h.
 446         (go/statements.o): Likewise.
 447
 448 2011-02-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 449
 450         * gccgo.texi (Top, Import and Export): Fix a typo and a markup nit.
 451
 452 2011-02-08  Ian Lance Taylor  <iant@google.com>
 453
 454         * go-lang.c (go_langhook_init_options_struct): Set
 455         frontend_set_flag_errno_math.  Don't set x_flag_trapping_math.
 456
 457 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 458
 459         * gospec.c (lang_specific_driver) [HAVE_LD_STATIC_DYNAMIC] Use
 460         LD_STATIC_OPTION, LD_DYNAMIC_OPTION.
 461
 462 2011-01-21  Ian Lance Taylor  <iant@google.com>
 463
 464         * go-lang.c (go_langhook_init): Omit float_type_size when calling
 465         go_create_gogo.
 466         * go-c.h: Update declaration of go_create_gogo.
 467
 468 2011-01-13  Ian Lance Taylor  <iant@google.com>
 469
 470         * go-backend.c: Include "rtl.h" and "target.h".
 471         (go_imported_unsafe): New function.
 472         * go-c.h (go_imported_unsafe): Declare.
 473         * Make-lang.in (go/go-backend.o): Depend on $(RTL_H).
 474         (go/gogo-tree.o): Remove dependency on $(RTL_H).
 475         (go/unsafe.o): Depend on $(GO_C_H).
 476
 477 2010-12-31  Joern Rennecke  <amylaar@spamcop.net>
 478
 479         PR go/47113
 480         * go-backend.c: (go_field_alignment): Add ATTRIBUTE_UNUSED to
 481         variable ‘field’ .
 482
 483 2010-12-21  Ian Lance Taylor  <iant@google.com>
 484
 485         * Make-lang.in (check-go): Remove.
 486         (lang_checks_parallelized): Add check-go.
 487         (check_go_parallelize): Set.
 488
 489 2010-12-13  Ian Lance Taylor  <iant@google.com>
 490
 491         * gospec.c (lang_specific_driver): Add a -o option if not linking
 492         and there is no -o option already.
 493
 494 2010-12-07  Ian Lance Taylor  <iant@google.com>
 495
 496         PR tree-optimization/46805
 497         PR tree-optimization/46833
 498         * go-lang.c (go_langhook_type_for_mode): Handle vector modes.
 499
 500 2010-12-06  Ian Lance Taylor  <iant@google.com>
 501
 502         PR other/46789
 503         PR bootstrap/46812
 504         * go-lang.c (go_char_p): Define type and vectors.
 505         (go_search_dirs): New static variable.
 506         (go_langhook_handle_option): Use version and version/machine
 507         directories for -L.
 508         (go_langhook_post_options): Add non-specific -L paths.
 509         * Make-lang.in (go/go-lang.o): Define DEFAULT_TARGET_VERSION and
 510         DEFAULT_TARGET_MACHINE when compiling.
 511         * gccgo.texi (Invoking gccgo): Only document -L for linking.
 512         (Import and Export): Don't mention -L for finding import files.
 513
 514 2010-12-03  Ian Lance Taylor  <iant@google.com>
 515
 516         PR bootstrap/46776
 517         * go-backend.c: New file.
 518         * go-c.h (go_type_alignment): Declare.
 519         (go_field_alignment, go_trampoline_info): Declare.
 520         * Make-lang.in (GO_OBJS): Add go/go-backend.o.
 521         (go/go-backend.o): New target.
 522         (go/go-lang.o): Make dependencies match source file.
 523         (go/expressions.o): Don't depend on $(TM_H) $(TM_P_H).
 524         (go/gogo-tree.o): Don't depend on $(TM_H).
 525
 526 2010-12-03  Ian Lance Taylor  <iant@google.com>
 527
 528         * config-lang.in (build_by_default): Set to no.
 529
 530 2010-12-02  Ian Lance Taylor  <iant@google.com>
 531
 532         Go frontend added to gcc repository.