/* Language-dependent hooks for C++.
- Copyright 2001, 2002, 2004 Free Software Foundation, Inc.
+ Copyright 2001, 2002, 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
Contributed by Alexandre Oliva <aoliva@redhat.com>
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING. If not, write to
-the Free Software Foundation, 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#include "config.h"
#include "system.h"
#include "langhooks.h"
#include "langhooks-def.h"
#include "diagnostic.h"
-#include "cxx-pretty-print.h"
#include "debug.h"
#include "cp-objcp-common.h"
+#include "hashtab.h"
+#include "except.h"
+#include "expr.h"
enum c_language_kind c_language = clk_cxx;
+static void cp_init_ts (void);
+static const char * cxx_dwarf_name (tree t, int verbosity);
+static enum classify_record cp_classify_record (tree type);
+static tree cp_eh_personality (void);
/* Lang hooks common to C++ and ObjC++ are declared in cp/cp-objcp-common.h;
consequently, there should be very few hooks below. */
#define LANG_HOOKS_NAME "GNU C++"
#undef LANG_HOOKS_INIT
#define LANG_HOOKS_INIT cxx_init
+#undef LANG_HOOKS_CLASSIFY_RECORD
+#define LANG_HOOKS_CLASSIFY_RECORD cp_classify_record
+#undef LANG_HOOKS_GENERIC_TYPE_P
+#define LANG_HOOKS_GENERIC_TYPE_P class_tmpl_impl_spec_p
+
+#undef LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS
+#define LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS \
+ get_primary_template_innermost_parameters
+#undef LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS
+#define LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS \
+ get_template_innermost_arguments
+#undef LANG_HOOKS_FUNCTION_PARAMETER_PACK_P
+#define LANG_HOOKS_FUNCTION_PARAMETER_PACK_P \
+ function_parameter_pack_p
+#undef LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS
+#define LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS \
+ get_template_argument_pack_elems
+#undef LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P
+#define LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P \
+ template_template_parameter_p
+#undef LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P
+#define LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P \
+ function_parameter_expanded_from_pack_p
+#undef LANG_HOOKS_GET_GENERIC_FUNCTION_DECL
+#define LANG_HOOKS_GET_GENERIC_FUNCTION_DECL get_function_template_decl
#undef LANG_HOOKS_DECL_PRINTABLE_NAME
#define LANG_HOOKS_DECL_PRINTABLE_NAME cxx_printable_name
-#undef LANG_HOOKS_FOLD_OBJ_TYPE_REF
-#define LANG_HOOKS_FOLD_OBJ_TYPE_REF cp_fold_obj_type_ref
+#undef LANG_HOOKS_DWARF_NAME
+#define LANG_HOOKS_DWARF_NAME cxx_dwarf_name
+#undef LANG_HOOKS_INIT_TS
+#define LANG_HOOKS_INIT_TS cp_init_ts
+#undef LANG_HOOKS_EH_PERSONALITY
+#define LANG_HOOKS_EH_PERSONALITY cp_eh_personality
+#undef LANG_HOOKS_EH_RUNTIME_TYPE
+#define LANG_HOOKS_EH_RUNTIME_TYPE build_eh_type_type
/* Each front end provides its own lang hook initializer. */
-const struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
-
-/* Tree code classes. */
-
-#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) TYPE,
-
-const enum tree_code_class tree_code_type[] = {
-#include "tree.def"
- tcc_exceptional,
-#include "c-common.def"
- tcc_exceptional,
-#include "cp-tree.def"
-};
-#undef DEFTREECODE
-
-/* Table indexed by tree code giving number of expression
- operands beyond the fixed part of the node structure.
- Not used for types or decls. */
-
-#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) LENGTH,
-
-const unsigned char tree_code_length[] = {
-#include "tree.def"
- 0,
-#include "c-common.def"
- 0,
-#include "cp-tree.def"
-};
-#undef DEFTREECODE
-
-/* Names of tree components.
- Used for printing out the tree and error messages. */
-#define DEFTREECODE(SYM, NAME, TYPE, LEN) NAME,
-
-const char *const tree_code_name[] = {
-#include "tree.def"
- "@@dummy",
-#include "c-common.def"
- "@@dummy",
-#include "cp-tree.def"
-};
-#undef DEFTREECODE
+struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
/* Lang hook routines common to C++ and ObjC++ appear in cp/cp-objcp-common.c;
there should be very few routines below. */
return NULL_TREE;
}
+
+static void
+cp_init_ts (void)
+{
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_NON_COMMON] = 1;
+ tree_contains_struct[USING_DECL][TS_DECL_NON_COMMON] = 1;
+ tree_contains_struct[TEMPLATE_DECL][TS_DECL_NON_COMMON] = 1;
+
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_WITH_VIS] = 1;
+ tree_contains_struct[USING_DECL][TS_DECL_WITH_VIS] = 1;
+ tree_contains_struct[TEMPLATE_DECL][TS_DECL_WITH_VIS] = 1;
+
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_WRTL] = 1;
+ tree_contains_struct[USING_DECL][TS_DECL_WRTL] = 1;
+ tree_contains_struct[TEMPLATE_DECL][TS_DECL_WRTL] = 1;
+
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_COMMON] = 1;
+ tree_contains_struct[USING_DECL][TS_DECL_COMMON] = 1;
+ tree_contains_struct[TEMPLATE_DECL][TS_DECL_COMMON] = 1;
+
+ tree_contains_struct[NAMESPACE_DECL][TS_DECL_MINIMAL] = 1;
+ tree_contains_struct[USING_DECL][TS_DECL_MINIMAL] = 1;
+ tree_contains_struct[TEMPLATE_DECL][TS_DECL_MINIMAL] = 1;
+
+ init_shadowed_var_for_decl ();
+
+}
+
+static const char *
+cxx_dwarf_name (tree t, int verbosity)
+{
+ gcc_assert (DECL_P (t));
+
+ if (DECL_NAME (t)
+ && (ANON_AGGRNAME_P (DECL_NAME (t)) || LAMBDANAME_P (DECL_NAME (t))))
+ return NULL;
+ if (verbosity >= 2)
+ return decl_as_string (t,
+ TFF_DECL_SPECIFIERS | TFF_UNQUALIFIED_NAME
+ | TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS);
+
+ return cxx_printable_name (t, verbosity);
+}
+
+static enum classify_record
+cp_classify_record (tree type)
+{
+ if (CLASSTYPE_DECLARED_CLASS (type))
+ return RECORD_IS_CLASS;
+
+ return RECORD_IS_STRUCT;
+}
+
void
finish_file (void)
{
- cp_finish_file ();
}
+static GTY(()) tree cp_eh_personality_decl;
+
+static tree
+cp_eh_personality (void)
+{
+ if (!cp_eh_personality_decl)
+ {
+ if (!pragma_java_exceptions)
+ cp_eh_personality_decl
+ = build_personality_function (USING_SJLJ_EXCEPTIONS
+ ? "__gxx_personality_sj0"
+ : "__gxx_personality_v0");
+ else
+ cp_eh_personality_decl
+ = build_personality_function (USING_SJLJ_EXCEPTIONS
+ ? "__gcj_personality_sj0"
+ : "__gcj_personality_v0");
+ }
+
+ return cp_eh_personality_decl;
+}
+
+#include "gt-cp-cp-lang.h"
#include "gtype-cp.h"
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