freebsd-dev/contrib/gcc/cp/cp-lang.c
2007-05-19 01:19:51 +00:00

148 lines
4.1 KiB
C

/* Language-dependent hooks for C++.
Copyright 2001, 2002, 2004 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)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "tree.h"
#include "cp-tree.h"
#include "c-common.h"
#include "toplev.h"
#include "langhooks.h"
#include "langhooks-def.h"
#include "diagnostic.h"
#include "debug.h"
#include "cp-objcp-common.h"
#include "hashtab.h"
enum c_language_kind c_language = clk_cxx;
static void cp_init_ts (void);
/* Lang hooks common to C++ and ObjC++ are declared in cp/cp-objcp-common.h;
consequently, there should be very few hooks below. */
#undef LANG_HOOKS_NAME
#define LANG_HOOKS_NAME "GNU C++"
#undef LANG_HOOKS_INIT
#define LANG_HOOKS_INIT cxx_init
#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_INIT_TS
#define LANG_HOOKS_INIT_TS cp_init_ts
/* 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
/* Lang hook routines common to C++ and ObjC++ appear in cp/cp-objcp-common.c;
there should be very few routines below. */
/* The following function does something real, but only in Objective-C++. */
tree
objcp_tsubst_copy_and_build (tree t ATTRIBUTE_UNUSED,
tree args ATTRIBUTE_UNUSED,
tsubst_flags_t complain ATTRIBUTE_UNUSED,
tree in_decl ATTRIBUTE_UNUSED,
bool function_p ATTRIBUTE_UNUSED)
{
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 ();
}
void
finish_file (void)
{
cp_finish_file ();
}
#include "gtype-cp.h"