/* go-lang.c -- Go frontend gcc interface.
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/* go-lang.c -- Go frontend gcc interface.
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Copyright (C) 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
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Copyright (C) 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
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This file is part of GCC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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Software Foundation; either version 3, or (at your option) any later
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version.
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version.
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|
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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#include "config.h"
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#include "config.h"
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#include "system.h"
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#include "system.h"
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#include "ansidecl.h"
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#include "ansidecl.h"
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#include "coretypes.h"
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#include "coretypes.h"
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#include "opts.h"
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#include "opts.h"
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#include "tree.h"
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#include "tree.h"
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#include "gimple.h"
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#include "gimple.h"
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#include "ggc.h"
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#include "ggc.h"
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#include "toplev.h"
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#include "toplev.h"
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#include "debug.h"
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#include "debug.h"
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#include "options.h"
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#include "options.h"
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#include "flags.h"
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#include "flags.h"
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#include "convert.h"
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#include "convert.h"
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#include "diagnostic.h"
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#include "diagnostic.h"
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#include "langhooks.h"
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#include "langhooks.h"
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#include "langhooks-def.h"
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#include "langhooks-def.h"
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#include "except.h"
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#include "except.h"
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#include "target.h"
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#include "target.h"
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#include "common/common-target.h"
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#include "common/common-target.h"
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|
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#include <mpfr.h>
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#include <mpfr.h>
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|
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#include "go-c.h"
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#include "go-c.h"
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|
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/* Language-dependent contents of a type. */
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/* Language-dependent contents of a type. */
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|
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struct GTY(()) lang_type
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struct GTY(()) lang_type
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{
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{
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char dummy;
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char dummy;
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};
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};
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|
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/* Language-dependent contents of a decl. */
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/* Language-dependent contents of a decl. */
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|
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struct GTY(()) lang_decl
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struct GTY(()) lang_decl
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{
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{
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char dummy;
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char dummy;
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};
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};
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/* Language-dependent contents of an identifier. This must include a
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/* Language-dependent contents of an identifier. This must include a
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tree_identifier. */
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tree_identifier. */
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|
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struct GTY(()) lang_identifier
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struct GTY(()) lang_identifier
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{
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{
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struct tree_identifier common;
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struct tree_identifier common;
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};
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};
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/* The resulting tree type. */
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/* The resulting tree type. */
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union GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
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union GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
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chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON) ? ((union lang_tree_node *) TREE_CHAIN (&%h.generic)) : NULL")))
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chain_next ("CODE_CONTAINS_STRUCT (TREE_CODE (&%h.generic), TS_COMMON) ? ((union lang_tree_node *) TREE_CHAIN (&%h.generic)) : NULL")))
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lang_tree_node
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lang_tree_node
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{
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{
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union tree_node GTY((tag ("0"),
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union tree_node GTY((tag ("0"),
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desc ("tree_node_structure (&%h)"))) generic;
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desc ("tree_node_structure (&%h)"))) generic;
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struct lang_identifier GTY((tag ("1"))) identifier;
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struct lang_identifier GTY((tag ("1"))) identifier;
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};
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};
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|
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/* We don't use language_function. */
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/* We don't use language_function. */
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|
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struct GTY(()) language_function
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struct GTY(()) language_function
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{
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{
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int dummy;
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int dummy;
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};
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};
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/* Language hooks. */
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/* Language hooks. */
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|
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static bool
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static bool
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go_langhook_init (void)
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go_langhook_init (void)
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{
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{
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build_common_tree_nodes (false, false);
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build_common_tree_nodes (false, false);
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|
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/* I don't know why this has to be done explicitly. */
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/* I don't know why this has to be done explicitly. */
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void_list_node = build_tree_list (NULL_TREE, void_type_node);
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void_list_node = build_tree_list (NULL_TREE, void_type_node);
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|
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/* We must create the gogo IR after calling build_common_tree_nodes
|
/* We must create the gogo IR after calling build_common_tree_nodes
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(because Gogo::define_builtin_function_trees refers indirectly
|
(because Gogo::define_builtin_function_trees refers indirectly
|
to, e.g., unsigned_char_type_node) but before calling
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to, e.g., unsigned_char_type_node) but before calling
|
build_common_builtin_nodes (because it calls, indirectly,
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build_common_builtin_nodes (because it calls, indirectly,
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go_type_for_size). */
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go_type_for_size). */
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go_create_gogo (INT_TYPE_SIZE, POINTER_SIZE);
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go_create_gogo (INT_TYPE_SIZE, POINTER_SIZE);
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|
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build_common_builtin_nodes ();
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build_common_builtin_nodes ();
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|
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/* The default precision for floating point numbers. This is used
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/* The default precision for floating point numbers. This is used
|
for floating point constants with abstract type. This may
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for floating point constants with abstract type. This may
|
eventually be controllable by a command line option. */
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eventually be controllable by a command line option. */
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mpfr_set_default_prec (128);
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mpfr_set_default_prec (128);
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|
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/* Go uses exceptions. */
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/* Go uses exceptions. */
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using_eh_for_cleanups ();
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using_eh_for_cleanups ();
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|
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return true;
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return true;
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}
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}
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|
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/* The option mask. */
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/* The option mask. */
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static unsigned int
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static unsigned int
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go_langhook_option_lang_mask (void)
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go_langhook_option_lang_mask (void)
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{
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{
|
return CL_Go;
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return CL_Go;
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}
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}
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|
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/* Initialize the options structure. */
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/* Initialize the options structure. */
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|
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static void
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static void
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go_langhook_init_options_struct (struct gcc_options *opts)
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go_langhook_init_options_struct (struct gcc_options *opts)
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{
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{
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/* Go says that signed overflow is precisely defined. */
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/* Go says that signed overflow is precisely defined. */
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opts->x_flag_wrapv = 1;
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opts->x_flag_wrapv = 1;
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|
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/* We default to using strict aliasing, since Go pointers are safe.
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/* We default to using strict aliasing, since Go pointers are safe.
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This is turned off for code that imports the "unsafe" package,
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This is turned off for code that imports the "unsafe" package,
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because using unsafe.pointer violates C style aliasing
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because using unsafe.pointer violates C style aliasing
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requirements. */
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requirements. */
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opts->x_flag_strict_aliasing = 1;
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opts->x_flag_strict_aliasing = 1;
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|
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/* Default to avoiding range issues for complex multiply and
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/* Default to avoiding range issues for complex multiply and
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divide. */
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divide. */
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opts->x_flag_complex_method = 2;
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opts->x_flag_complex_method = 2;
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|
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/* The builtin math functions should not set errno. */
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/* The builtin math functions should not set errno. */
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opts->x_flag_errno_math = 0;
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opts->x_flag_errno_math = 0;
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opts->frontend_set_flag_errno_math = true;
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opts->frontend_set_flag_errno_math = true;
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|
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/* We turn on stack splitting if we can. */
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/* We turn on stack splitting if we can. */
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if (targetm_common.supports_split_stack (false, opts))
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if (targetm_common.supports_split_stack (false, opts))
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opts->x_flag_split_stack = 1;
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opts->x_flag_split_stack = 1;
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|
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/* Exceptions are used to handle recovering from panics. */
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/* Exceptions are used to handle recovering from panics. */
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opts->x_flag_exceptions = 1;
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opts->x_flag_exceptions = 1;
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opts->x_flag_non_call_exceptions = 1;
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opts->x_flag_non_call_exceptions = 1;
|
}
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}
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|
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/* Infrastructure for a VEC of char * pointers. */
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/* Infrastructure for a VEC of char * pointers. */
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|
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typedef const char *go_char_p;
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typedef const char *go_char_p;
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DEF_VEC_P(go_char_p);
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DEF_VEC_P(go_char_p);
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DEF_VEC_ALLOC_P(go_char_p, heap);
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DEF_VEC_ALLOC_P(go_char_p, heap);
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|
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/* The list of directories to search after all the Go specific
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/* The list of directories to search after all the Go specific
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directories have been searched. */
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directories have been searched. */
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|
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static VEC(go_char_p, heap) *go_search_dirs;
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static VEC(go_char_p, heap) *go_search_dirs;
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|
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/* Handle Go specific options. Return 0 if we didn't do anything. */
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/* Handle Go specific options. Return 0 if we didn't do anything. */
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static bool
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static bool
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go_langhook_handle_option (
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go_langhook_handle_option (
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size_t scode,
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size_t scode,
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const char *arg,
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const char *arg,
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int value ATTRIBUTE_UNUSED,
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int value ATTRIBUTE_UNUSED,
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int kind ATTRIBUTE_UNUSED,
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int kind ATTRIBUTE_UNUSED,
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location_t loc ATTRIBUTE_UNUSED,
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location_t loc ATTRIBUTE_UNUSED,
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const struct cl_option_handlers *handlers ATTRIBUTE_UNUSED)
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const struct cl_option_handlers *handlers ATTRIBUTE_UNUSED)
|
{
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{
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enum opt_code code = (enum opt_code) scode;
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enum opt_code code = (enum opt_code) scode;
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bool ret = true;
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bool ret = true;
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switch (code)
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switch (code)
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{
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{
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case OPT_I:
|
case OPT_I:
|
go_add_search_path (arg);
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go_add_search_path (arg);
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break;
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break;
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|
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case OPT_L:
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case OPT_L:
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/* A -L option is assumed to come from the compiler driver.
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/* A -L option is assumed to come from the compiler driver.
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This is a system directory. We search the following
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This is a system directory. We search the following
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directories, if they exist, before this one:
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directories, if they exist, before this one:
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dir/go/VERSION
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dir/go/VERSION
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dir/go/VERSION/MACHINE
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dir/go/VERSION/MACHINE
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This is like include/c++. */
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This is like include/c++. */
|
{
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{
|
static const char dir_separator_str[] = { DIR_SEPARATOR, 0 };
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static const char dir_separator_str[] = { DIR_SEPARATOR, 0 };
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size_t len;
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size_t len;
|
char *p;
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char *p;
|
struct stat st;
|
struct stat st;
|
|
|
len = strlen (arg);
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len = strlen (arg);
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p = XALLOCAVEC (char,
|
p = XALLOCAVEC (char,
|
(len + sizeof "go" + sizeof DEFAULT_TARGET_VERSION
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(len + sizeof "go" + sizeof DEFAULT_TARGET_VERSION
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+ sizeof DEFAULT_TARGET_MACHINE + 3));
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+ sizeof DEFAULT_TARGET_MACHINE + 3));
|
strcpy (p, arg);
|
strcpy (p, arg);
|
if (len > 0 && !IS_DIR_SEPARATOR (p[len - 1]))
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if (len > 0 && !IS_DIR_SEPARATOR (p[len - 1]))
|
strcat (p, dir_separator_str);
|
strcat (p, dir_separator_str);
|
strcat (p, "go");
|
strcat (p, "go");
|
strcat (p, dir_separator_str);
|
strcat (p, dir_separator_str);
|
strcat (p, DEFAULT_TARGET_VERSION);
|
strcat (p, DEFAULT_TARGET_VERSION);
|
if (stat (p, &st) == 0 && S_ISDIR (st.st_mode))
|
if (stat (p, &st) == 0 && S_ISDIR (st.st_mode))
|
{
|
{
|
go_add_search_path (p);
|
go_add_search_path (p);
|
strcat (p, dir_separator_str);
|
strcat (p, dir_separator_str);
|
strcat (p, DEFAULT_TARGET_MACHINE);
|
strcat (p, DEFAULT_TARGET_MACHINE);
|
if (stat (p, &st) == 0 && S_ISDIR (st.st_mode))
|
if (stat (p, &st) == 0 && S_ISDIR (st.st_mode))
|
go_add_search_path (p);
|
go_add_search_path (p);
|
}
|
}
|
|
|
/* Search ARG too, but only after we've searched to Go
|
/* Search ARG too, but only after we've searched to Go
|
specific directories for all -L arguments. */
|
specific directories for all -L arguments. */
|
VEC_safe_push (go_char_p, heap, go_search_dirs, arg);
|
VEC_safe_push (go_char_p, heap, go_search_dirs, arg);
|
}
|
}
|
break;
|
break;
|
|
|
case OPT_fgo_dump_:
|
case OPT_fgo_dump_:
|
ret = go_enable_dump (arg) ? true : false;
|
ret = go_enable_dump (arg) ? true : false;
|
break;
|
break;
|
|
|
case OPT_fgo_optimize_:
|
case OPT_fgo_optimize_:
|
ret = go_enable_optimize (arg) ? true : false;
|
ret = go_enable_optimize (arg) ? true : false;
|
break;
|
break;
|
|
|
case OPT_fgo_prefix_:
|
case OPT_fgo_prefix_:
|
go_set_prefix (arg);
|
go_set_prefix (arg);
|
break;
|
break;
|
|
|
default:
|
default:
|
/* Just return 1 to indicate that the option is valid. */
|
/* Just return 1 to indicate that the option is valid. */
|
break;
|
break;
|
}
|
}
|
|
|
return ret;
|
return ret;
|
}
|
}
|
|
|
/* Run after parsing options. */
|
/* Run after parsing options. */
|
|
|
static bool
|
static bool
|
go_langhook_post_options (const char **pfilename ATTRIBUTE_UNUSED)
|
go_langhook_post_options (const char **pfilename ATTRIBUTE_UNUSED)
|
{
|
{
|
unsigned int ix;
|
unsigned int ix;
|
const char *dir;
|
const char *dir;
|
|
|
gcc_assert (num_in_fnames > 0);
|
gcc_assert (num_in_fnames > 0);
|
|
|
FOR_EACH_VEC_ELT (go_char_p, go_search_dirs, ix, dir)
|
FOR_EACH_VEC_ELT (go_char_p, go_search_dirs, ix, dir)
|
go_add_search_path (dir);
|
go_add_search_path (dir);
|
VEC_free (go_char_p, heap, go_search_dirs);
|
VEC_free (go_char_p, heap, go_search_dirs);
|
go_search_dirs = NULL;
|
go_search_dirs = NULL;
|
|
|
if (flag_excess_precision_cmdline == EXCESS_PRECISION_DEFAULT)
|
if (flag_excess_precision_cmdline == EXCESS_PRECISION_DEFAULT)
|
flag_excess_precision_cmdline = EXCESS_PRECISION_STANDARD;
|
flag_excess_precision_cmdline = EXCESS_PRECISION_STANDARD;
|
|
|
/* Returning false means that the backend should be used. */
|
/* Returning false means that the backend should be used. */
|
return false;
|
return false;
|
}
|
}
|
|
|
static void
|
static void
|
go_langhook_parse_file (void)
|
go_langhook_parse_file (void)
|
{
|
{
|
go_parse_input_files (in_fnames, num_in_fnames, flag_syntax_only,
|
go_parse_input_files (in_fnames, num_in_fnames, flag_syntax_only,
|
go_require_return_statement);
|
go_require_return_statement);
|
}
|
}
|
|
|
static tree
|
static tree
|
go_langhook_type_for_size (unsigned int bits, int unsignedp)
|
go_langhook_type_for_size (unsigned int bits, int unsignedp)
|
{
|
{
|
return go_type_for_size (bits, unsignedp);
|
return go_type_for_size (bits, unsignedp);
|
}
|
}
|
|
|
static tree
|
static tree
|
go_langhook_type_for_mode (enum machine_mode mode, int unsignedp)
|
go_langhook_type_for_mode (enum machine_mode mode, int unsignedp)
|
{
|
{
|
tree type;
|
tree type;
|
/* Go has no vector types. Build them here. FIXME: It does not
|
/* Go has no vector types. Build them here. FIXME: It does not
|
make sense for the middle-end to ask the frontend for a type
|
make sense for the middle-end to ask the frontend for a type
|
which the frontend does not support. However, at least for now
|
which the frontend does not support. However, at least for now
|
it is required. See PR 46805. */
|
it is required. See PR 46805. */
|
if (VECTOR_MODE_P (mode))
|
if (VECTOR_MODE_P (mode))
|
{
|
{
|
tree inner;
|
tree inner;
|
|
|
inner = go_langhook_type_for_mode (GET_MODE_INNER (mode), unsignedp);
|
inner = go_langhook_type_for_mode (GET_MODE_INNER (mode), unsignedp);
|
if (inner != NULL_TREE)
|
if (inner != NULL_TREE)
|
return build_vector_type_for_mode (inner, mode);
|
return build_vector_type_for_mode (inner, mode);
|
return NULL_TREE;
|
return NULL_TREE;
|
}
|
}
|
|
|
type = go_type_for_mode (mode, unsignedp);
|
type = go_type_for_mode (mode, unsignedp);
|
if (type)
|
if (type)
|
return type;
|
return type;
|
|
|
#if HOST_BITS_PER_WIDE_INT >= 64
|
#if HOST_BITS_PER_WIDE_INT >= 64
|
/* The middle-end and some backends rely on TImode being supported
|
/* The middle-end and some backends rely on TImode being supported
|
for 64-bit HWI. */
|
for 64-bit HWI. */
|
if (mode == TImode)
|
if (mode == TImode)
|
{
|
{
|
type = build_nonstandard_integer_type (GET_MODE_BITSIZE (TImode),
|
type = build_nonstandard_integer_type (GET_MODE_BITSIZE (TImode),
|
unsignedp);
|
unsignedp);
|
if (type && TYPE_MODE (type) == TImode)
|
if (type && TYPE_MODE (type) == TImode)
|
return type;
|
return type;
|
}
|
}
|
#endif
|
#endif
|
return NULL_TREE;
|
return NULL_TREE;
|
}
|
}
|
|
|
/* Record a builtin function. We just ignore builtin functions. */
|
/* Record a builtin function. We just ignore builtin functions. */
|
|
|
static tree
|
static tree
|
go_langhook_builtin_function (tree decl)
|
go_langhook_builtin_function (tree decl)
|
{
|
{
|
return decl;
|
return decl;
|
}
|
}
|
|
|
/* Return true if we are in the global binding level. */
|
/* Return true if we are in the global binding level. */
|
|
|
static bool
|
static bool
|
go_langhook_global_bindings_p (void)
|
go_langhook_global_bindings_p (void)
|
{
|
{
|
return current_function_decl == NULL_TREE;
|
return current_function_decl == NULL_TREE;
|
}
|
}
|
|
|
/* Push a declaration into the current binding level. We can't
|
/* Push a declaration into the current binding level. We can't
|
usefully implement this since we don't want to convert from tree
|
usefully implement this since we don't want to convert from tree
|
back to one of our internal data structures. I think the only way
|
back to one of our internal data structures. I think the only way
|
this is used is to record a decl which is to be returned by
|
this is used is to record a decl which is to be returned by
|
getdecls, and we could implement it for that purpose if
|
getdecls, and we could implement it for that purpose if
|
necessary. */
|
necessary. */
|
|
|
static tree
|
static tree
|
go_langhook_pushdecl (tree decl ATTRIBUTE_UNUSED)
|
go_langhook_pushdecl (tree decl ATTRIBUTE_UNUSED)
|
{
|
{
|
gcc_unreachable ();
|
gcc_unreachable ();
|
}
|
}
|
|
|
/* This hook is used to get the current list of declarations as trees.
|
/* This hook is used to get the current list of declarations as trees.
|
We don't support that; instead we use the write_globals hook. This
|
We don't support that; instead we use the write_globals hook. This
|
can't simply crash because it is called by -gstabs. */
|
can't simply crash because it is called by -gstabs. */
|
|
|
static tree
|
static tree
|
go_langhook_getdecls (void)
|
go_langhook_getdecls (void)
|
{
|
{
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* Write out globals. */
|
/* Write out globals. */
|
|
|
static void
|
static void
|
go_langhook_write_globals (void)
|
go_langhook_write_globals (void)
|
{
|
{
|
go_write_globals ();
|
go_write_globals ();
|
}
|
}
|
|
|
/* Go specific gimplification. We need to gimplify
|
/* Go specific gimplification. We need to gimplify
|
CALL_EXPR_STATIC_CHAIN, because the gimplifier doesn't handle
|
CALL_EXPR_STATIC_CHAIN, because the gimplifier doesn't handle
|
it. */
|
it. */
|
|
|
static int
|
static int
|
go_langhook_gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p)
|
go_langhook_gimplify_expr (tree *expr_p, gimple_seq *pre_p, gimple_seq *post_p)
|
{
|
{
|
if (TREE_CODE (*expr_p) == CALL_EXPR
|
if (TREE_CODE (*expr_p) == CALL_EXPR
|
&& CALL_EXPR_STATIC_CHAIN (*expr_p) != NULL_TREE)
|
&& CALL_EXPR_STATIC_CHAIN (*expr_p) != NULL_TREE)
|
gimplify_expr (&CALL_EXPR_STATIC_CHAIN (*expr_p), pre_p, post_p,
|
gimplify_expr (&CALL_EXPR_STATIC_CHAIN (*expr_p), pre_p, post_p,
|
is_gimple_val, fb_rvalue);
|
is_gimple_val, fb_rvalue);
|
return GS_UNHANDLED;
|
return GS_UNHANDLED;
|
}
|
}
|
|
|
/* Return a decl for the exception personality function. The function
|
/* Return a decl for the exception personality function. The function
|
itself is implemented in libgo/runtime/go-unwind.c. */
|
itself is implemented in libgo/runtime/go-unwind.c. */
|
|
|
static tree
|
static tree
|
go_langhook_eh_personality (void)
|
go_langhook_eh_personality (void)
|
{
|
{
|
static tree personality_decl;
|
static tree personality_decl;
|
if (personality_decl == NULL_TREE)
|
if (personality_decl == NULL_TREE)
|
{
|
{
|
personality_decl = build_personality_function ("gccgo");
|
personality_decl = build_personality_function ("gccgo");
|
go_preserve_from_gc (personality_decl);
|
go_preserve_from_gc (personality_decl);
|
}
|
}
|
return personality_decl;
|
return personality_decl;
|
}
|
}
|
|
|
/* Functions called directly by the generic backend. */
|
/* Functions called directly by the generic backend. */
|
|
|
tree
|
tree
|
convert (tree type, tree expr)
|
convert (tree type, tree expr)
|
{
|
{
|
if (type == error_mark_node
|
if (type == error_mark_node
|
|| expr == error_mark_node
|
|| expr == error_mark_node
|
|| TREE_TYPE (expr) == error_mark_node)
|
|| TREE_TYPE (expr) == error_mark_node)
|
return error_mark_node;
|
return error_mark_node;
|
|
|
if (type == TREE_TYPE (expr))
|
if (type == TREE_TYPE (expr))
|
return expr;
|
return expr;
|
|
|
if (TYPE_MAIN_VARIANT (type) == TYPE_MAIN_VARIANT (TREE_TYPE (expr)))
|
if (TYPE_MAIN_VARIANT (type) == TYPE_MAIN_VARIANT (TREE_TYPE (expr)))
|
return fold_convert (type, expr);
|
return fold_convert (type, expr);
|
|
|
switch (TREE_CODE (type))
|
switch (TREE_CODE (type))
|
{
|
{
|
case VOID_TYPE:
|
case VOID_TYPE:
|
case BOOLEAN_TYPE:
|
case BOOLEAN_TYPE:
|
return fold_convert (type, expr);
|
return fold_convert (type, expr);
|
case INTEGER_TYPE:
|
case INTEGER_TYPE:
|
return fold (convert_to_integer (type, expr));
|
return fold (convert_to_integer (type, expr));
|
case POINTER_TYPE:
|
case POINTER_TYPE:
|
return fold (convert_to_pointer (type, expr));
|
return fold (convert_to_pointer (type, expr));
|
case REAL_TYPE:
|
case REAL_TYPE:
|
return fold (convert_to_real (type, expr));
|
return fold (convert_to_real (type, expr));
|
case COMPLEX_TYPE:
|
case COMPLEX_TYPE:
|
return fold (convert_to_complex (type, expr));
|
return fold (convert_to_complex (type, expr));
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
|
|
gcc_unreachable ();
|
gcc_unreachable ();
|
}
|
}
|
|
|
/* FIXME: This is a hack to preserve trees that we create from the
|
/* FIXME: This is a hack to preserve trees that we create from the
|
garbage collector. */
|
garbage collector. */
|
|
|
static GTY(()) tree go_gc_root;
|
static GTY(()) tree go_gc_root;
|
|
|
void
|
void
|
go_preserve_from_gc (tree t)
|
go_preserve_from_gc (tree t)
|
{
|
{
|
go_gc_root = tree_cons (NULL_TREE, t, go_gc_root);
|
go_gc_root = tree_cons (NULL_TREE, t, go_gc_root);
|
}
|
}
|
|
|
/* Convert an identifier for use in an error message. */
|
/* Convert an identifier for use in an error message. */
|
|
|
const char *
|
const char *
|
go_localize_identifier (const char *ident)
|
go_localize_identifier (const char *ident)
|
{
|
{
|
return identifier_to_locale (ident);
|
return identifier_to_locale (ident);
|
}
|
}
|
|
|
#undef LANG_HOOKS_NAME
|
#undef LANG_HOOKS_NAME
|
#undef LANG_HOOKS_INIT
|
#undef LANG_HOOKS_INIT
|
#undef LANG_HOOKS_OPTION_LANG_MASK
|
#undef LANG_HOOKS_OPTION_LANG_MASK
|
#undef LANG_HOOKS_INIT_OPTIONS_STRUCT
|
#undef LANG_HOOKS_INIT_OPTIONS_STRUCT
|
#undef LANG_HOOKS_HANDLE_OPTION
|
#undef LANG_HOOKS_HANDLE_OPTION
|
#undef LANG_HOOKS_POST_OPTIONS
|
#undef LANG_HOOKS_POST_OPTIONS
|
#undef LANG_HOOKS_PARSE_FILE
|
#undef LANG_HOOKS_PARSE_FILE
|
#undef LANG_HOOKS_TYPE_FOR_MODE
|
#undef LANG_HOOKS_TYPE_FOR_MODE
|
#undef LANG_HOOKS_TYPE_FOR_SIZE
|
#undef LANG_HOOKS_TYPE_FOR_SIZE
|
#undef LANG_HOOKS_BUILTIN_FUNCTION
|
#undef LANG_HOOKS_BUILTIN_FUNCTION
|
#undef LANG_HOOKS_GLOBAL_BINDINGS_P
|
#undef LANG_HOOKS_GLOBAL_BINDINGS_P
|
#undef LANG_HOOKS_PUSHDECL
|
#undef LANG_HOOKS_PUSHDECL
|
#undef LANG_HOOKS_GETDECLS
|
#undef LANG_HOOKS_GETDECLS
|
#undef LANG_HOOKS_WRITE_GLOBALS
|
#undef LANG_HOOKS_WRITE_GLOBALS
|
#undef LANG_HOOKS_GIMPLIFY_EXPR
|
#undef LANG_HOOKS_GIMPLIFY_EXPR
|
#undef LANG_HOOKS_EH_PERSONALITY
|
#undef LANG_HOOKS_EH_PERSONALITY
|
|
|
#define LANG_HOOKS_NAME "GNU Go"
|
#define LANG_HOOKS_NAME "GNU Go"
|
#define LANG_HOOKS_INIT go_langhook_init
|
#define LANG_HOOKS_INIT go_langhook_init
|
#define LANG_HOOKS_OPTION_LANG_MASK go_langhook_option_lang_mask
|
#define LANG_HOOKS_OPTION_LANG_MASK go_langhook_option_lang_mask
|
#define LANG_HOOKS_INIT_OPTIONS_STRUCT go_langhook_init_options_struct
|
#define LANG_HOOKS_INIT_OPTIONS_STRUCT go_langhook_init_options_struct
|
#define LANG_HOOKS_HANDLE_OPTION go_langhook_handle_option
|
#define LANG_HOOKS_HANDLE_OPTION go_langhook_handle_option
|
#define LANG_HOOKS_POST_OPTIONS go_langhook_post_options
|
#define LANG_HOOKS_POST_OPTIONS go_langhook_post_options
|
#define LANG_HOOKS_PARSE_FILE go_langhook_parse_file
|
#define LANG_HOOKS_PARSE_FILE go_langhook_parse_file
|
#define LANG_HOOKS_TYPE_FOR_MODE go_langhook_type_for_mode
|
#define LANG_HOOKS_TYPE_FOR_MODE go_langhook_type_for_mode
|
#define LANG_HOOKS_TYPE_FOR_SIZE go_langhook_type_for_size
|
#define LANG_HOOKS_TYPE_FOR_SIZE go_langhook_type_for_size
|
#define LANG_HOOKS_BUILTIN_FUNCTION go_langhook_builtin_function
|
#define LANG_HOOKS_BUILTIN_FUNCTION go_langhook_builtin_function
|
#define LANG_HOOKS_GLOBAL_BINDINGS_P go_langhook_global_bindings_p
|
#define LANG_HOOKS_GLOBAL_BINDINGS_P go_langhook_global_bindings_p
|
#define LANG_HOOKS_PUSHDECL go_langhook_pushdecl
|
#define LANG_HOOKS_PUSHDECL go_langhook_pushdecl
|
#define LANG_HOOKS_GETDECLS go_langhook_getdecls
|
#define LANG_HOOKS_GETDECLS go_langhook_getdecls
|
#define LANG_HOOKS_WRITE_GLOBALS go_langhook_write_globals
|
#define LANG_HOOKS_WRITE_GLOBALS go_langhook_write_globals
|
#define LANG_HOOKS_GIMPLIFY_EXPR go_langhook_gimplify_expr
|
#define LANG_HOOKS_GIMPLIFY_EXPR go_langhook_gimplify_expr
|
#define LANG_HOOKS_EH_PERSONALITY go_langhook_eh_personality
|
#define LANG_HOOKS_EH_PERSONALITY go_langhook_eh_personality
|
|
|
struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
|
struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
|
|
|
#include "gt-go-go-lang.h"
|
#include "gt-go-go-lang.h"
|
#include "gtype-go.h"
|
#include "gtype-go.h"
|
|
|
