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* obj-c++.dg/stubify-1.mm: Only run on powerpc.
[pf3gnuchains/gcc-fork.git] / gcc / c-lang.c
index 3bdd246..81fb05b 100644 (file)
@@ -1,6 +1,6 @@
 /* Language-specific hook definitions for C front end.
    Copyright (C) 1991, 1995, 1997, 1998,
-   1999, 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
+   1999, 2000, 2001, 2003, 2004, 2005 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -16,8 +16,8 @@ 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, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.  */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA.  */
 
 
 #include "config.h"
@@ -32,153 +32,29 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #include "langhooks-def.h"
 #include "tree-inline.h"
 #include "diagnostic.h"
-#include "c-pretty-print.h"
-
-static void c_initialize_diagnostics (diagnostic_context *);
+#include "c-objc-common.h"
+#include "c-pragma.h"
 
 enum c_language_kind c_language = clk_c;
 
-/* ### When changing hooks, consider if ObjC needs changing too!! ### */
+/* Lang hooks common to C and ObjC are declared in c-objc-common.h;
+   consequently, there should be very few hooks below.  */
 
 #undef LANG_HOOKS_NAME
 #define LANG_HOOKS_NAME "GNU C"
-#undef LANG_HOOKS_IDENTIFIER_SIZE
-#define LANG_HOOKS_IDENTIFIER_SIZE C_SIZEOF_STRUCT_LANG_IDENTIFIER
 #undef LANG_HOOKS_INIT
 #define LANG_HOOKS_INIT c_objc_common_init
-#undef LANG_HOOKS_FINISH
-#define LANG_HOOKS_FINISH c_common_finish
-#undef LANG_HOOKS_INIT_OPTIONS
-#define LANG_HOOKS_INIT_OPTIONS c_common_init_options
-#undef LANG_HOOKS_INITIALIZE_DIAGNOSTICS
-#define LANG_HOOKS_INITIALIZE_DIAGNOSTICS c_initialize_diagnostics
-#undef LANG_HOOKS_HANDLE_OPTION
-#define LANG_HOOKS_HANDLE_OPTION c_common_handle_option
-#undef LANG_HOOKS_MISSING_ARGUMENT
-#define LANG_HOOKS_MISSING_ARGUMENT c_common_missing_argument
-#undef LANG_HOOKS_POST_OPTIONS
-#define LANG_HOOKS_POST_OPTIONS c_common_post_options
-#undef LANG_HOOKS_GET_ALIAS_SET
-#define LANG_HOOKS_GET_ALIAS_SET c_common_get_alias_set
-#undef LANG_HOOKS_SAFE_FROM_P
-#define LANG_HOOKS_SAFE_FROM_P c_safe_from_p
-#undef LANG_HOOKS_EXPAND_EXPR
-#define LANG_HOOKS_EXPAND_EXPR c_expand_expr
-#undef LANG_HOOKS_EXPAND_DECL
-#define LANG_HOOKS_EXPAND_DECL c_expand_decl
-#undef LANG_HOOKS_MARK_ADDRESSABLE
-#define LANG_HOOKS_MARK_ADDRESSABLE c_mark_addressable
-#undef LANG_HOOKS_PARSE_FILE
-#define LANG_HOOKS_PARSE_FILE c_common_parse_file
-#undef LANG_HOOKS_CLEAR_BINDING_STACK
-#define LANG_HOOKS_CLEAR_BINDING_STACK lhd_do_nothing
-#undef LANG_HOOKS_TRUTHVALUE_CONVERSION
-#define LANG_HOOKS_TRUTHVALUE_CONVERSION c_objc_common_truthvalue_conversion
-#undef LANG_HOOKS_FINISH_INCOMPLETE_DECL
-#define LANG_HOOKS_FINISH_INCOMPLETE_DECL c_finish_incomplete_decl
-#undef LANG_HOOKS_UNSAFE_FOR_REEVAL
-#define LANG_HOOKS_UNSAFE_FOR_REEVAL c_common_unsafe_for_reeval
-#undef LANG_HOOKS_STATICP
-#define LANG_HOOKS_STATICP c_staticp
-#undef LANG_HOOKS_SET_DECL_ASSEMBLER_NAME
-#define LANG_HOOKS_SET_DECL_ASSEMBLER_NAME c_static_assembler_name
-#undef LANG_HOOKS_NO_BODY_BLOCKS
-#define LANG_HOOKS_NO_BODY_BLOCKS true
-#undef LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL
-#define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL c_warn_unused_global_decl
-#undef LANG_HOOKS_PRINT_IDENTIFIER
-#define LANG_HOOKS_PRINT_IDENTIFIER c_print_identifier
-#undef LANG_HOOKS_FUNCTION_ENTER_NESTED
-#define LANG_HOOKS_FUNCTION_ENTER_NESTED c_push_function_context
-#undef LANG_HOOKS_FUNCTION_LEAVE_NESTED
-#define LANG_HOOKS_FUNCTION_LEAVE_NESTED c_pop_function_context
-#undef LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P
-#define LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P c_missing_noreturn_ok_p
-#undef LANG_HOOKS_DUP_LANG_SPECIFIC_DECL
-#define LANG_HOOKS_DUP_LANG_SPECIFIC_DECL c_dup_lang_specific_decl
-
-/* Attribute hooks.  */
-#undef LANG_HOOKS_COMMON_ATTRIBUTE_TABLE
-#define LANG_HOOKS_COMMON_ATTRIBUTE_TABLE c_common_attribute_table
-#undef LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE
-#define LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE c_common_format_attribute_table
-
-#undef LANG_HOOKS_TREE_INLINING_WALK_SUBTREES
-#define LANG_HOOKS_TREE_INLINING_WALK_SUBTREES \
-  c_walk_subtrees
-#undef LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN
-#define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \
-  c_cannot_inline_tree_fn
-#undef LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS
-#define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \
-  c_disregard_inline_limits
-#undef LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P
-#define LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P \
-  c_tree_chain_matters_p
-#undef LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P
-#define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \
-  anon_aggr_type_p
-#undef LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING
-#define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \
-  c_convert_parm_for_inlining
-#undef LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN
-#define LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN c_dump_tree
-
-#undef LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION
-#define LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION c_expand_body
-
-#undef LANG_HOOKS_TYPE_FOR_MODE
-#define LANG_HOOKS_TYPE_FOR_MODE c_common_type_for_mode
-#undef LANG_HOOKS_TYPE_FOR_SIZE
-#define LANG_HOOKS_TYPE_FOR_SIZE c_common_type_for_size
-#undef LANG_HOOKS_SIGNED_TYPE
-#define LANG_HOOKS_SIGNED_TYPE c_common_signed_type
-#undef LANG_HOOKS_UNSIGNED_TYPE
-#define LANG_HOOKS_UNSIGNED_TYPE c_common_unsigned_type
-#undef LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE
-#define LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE c_common_signed_or_unsigned_type
-#undef LANG_HOOKS_INCOMPLETE_TYPE_ERROR
-#define LANG_HOOKS_INCOMPLETE_TYPE_ERROR c_incomplete_type_error
-#undef LANG_HOOKS_TYPE_PROMOTES_TO
-#define LANG_HOOKS_TYPE_PROMOTES_TO c_type_promotes_to
-#undef LANG_HOOKS_REGISTER_BUILTIN_TYPE
-#define LANG_HOOKS_REGISTER_BUILTIN_TYPE c_register_builtin_type
-
-/* The C front end's scoping structure is very different from
-   that expected by the language-independent code; it is best
-   to disable all of pushlevel, poplevel, set_block, and getdecls.
-   This means it must also provide its own write_globals.  */
-
-#undef LANG_HOOKS_PUSHLEVEL
-#define LANG_HOOKS_PUSHLEVEL lhd_do_nothing_i
-#undef LANG_HOOKS_POPLEVEL
-#define LANG_HOOKS_POPLEVEL lhd_do_nothing_iii_return_null_tree
-#undef LANG_HOOKS_SET_BLOCK
-#define LANG_HOOKS_SET_BLOCK lhd_do_nothing_t
-#undef LANG_HOOKS_GETDECLS
-#define LANG_HOOKS_GETDECLS lhd_return_null_tree_v
-#undef LANG_HOOKS_WRITE_GLOBALS
-#define LANG_HOOKS_WRITE_GLOBALS c_write_global_declarations
-
-/* Hooks for tree gimplification.  */
-#undef LANG_HOOKS_GIMPLIFY_EXPR
-#define LANG_HOOKS_GIMPLIFY_EXPR c_gimplify_expr
-
-#undef LANG_HOOKS_TYPES_COMPATIBLE_P
-#define LANG_HOOKS_TYPES_COMPATIBLE_P c_types_compatible_p
-
-/* ### When changing hooks, consider if ObjC needs changing too!! ### */
-
-/* Each front end provides its own.  */
+
+/* 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 char tree_code_type[] = {
+const enum tree_code_class tree_code_type[] = {
 #include "tree.def"
-  'x',
+  tcc_exceptional,
 #include "c-common.def"
 };
 #undef DEFTREECODE
@@ -207,28 +83,11 @@ const char *const tree_code_name[] = {
 };
 #undef DEFTREECODE
 
+/* Final processing of file-scope data.  The Objective-C version of
+   this function still does something.  */
 void
 finish_file (void)
 {
-  c_objc_common_finish_file ();
-}
-
-int
-c_types_compatible_p (tree x, tree y)
-{
-    return comptypes (TYPE_MAIN_VARIANT (x), TYPE_MAIN_VARIANT (y));
-}
-static void
-c_initialize_diagnostics (diagnostic_context *context)
-{
-  pretty_printer *base = context->printer;
-  c_pretty_printer *pp = xmalloc (sizeof (c_pretty_printer));
-  memcpy (pp_base (pp), base, sizeof (pretty_printer));
-  pp_c_pretty_printer_init (pp);
-  context->printer = (pretty_printer *) pp;
-
-  /* It is safe to free this object because it was previously malloc()'d.  */
-  free (base);
 }
 
 #include "gtype-c.h"