/* Some code common to C and ObjC front ends.
- Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
This file is part of GCC.
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"
#include "system.h"
#include "insn-config.h"
#include "integrate.h"
#include "c-tree.h"
+#include "c-pretty-print.h"
#include "function.h"
#include "flags.h"
#include "toplev.h"
#include "langhooks.h"
#include "tree-mudflap.h"
#include "target.h"
-#include "cgraph.h"
+#include "c-objc-common.h"
-static bool c_tree_printer (pretty_printer *, text_info *);
+static bool c_tree_printer (pretty_printer *, text_info *, const char *,
+ int, bool, bool, bool);
bool
c_missing_noreturn_ok_p (tree decl)
c_cannot_inline_tree_fn (tree *fnp)
{
tree fn = *fnp;
- tree t;
bool do_warning = (warn_inline
&& DECL_INLINE (fn)
&& DECL_DECLARED_INLINE_P (fn)
&& lookup_attribute ("always_inline", DECL_ATTRIBUTES (fn)) == NULL)
{
if (do_warning)
- warning ("%Jfunction '%F' can never be inlined because it "
- "is suppressed using -fno-inline", fn, fn);
+ warning (OPT_Winline, "function %q+F can never be inlined because it "
+ "is suppressed using -fno-inline", fn);
goto cannot_inline;
}
if (!DECL_DECLARED_INLINE_P (fn) && !targetm.binds_local_p (fn))
{
if (do_warning)
- warning ("%Jfunction '%F' can never be inlined because it might not "
- "be bound within this unit of translation", fn, fn);
+ warning (OPT_Winline, "function %q+F can never be inlined because it "
+ "might not be bound within this unit of translation", fn);
goto cannot_inline;
}
- if (! function_attribute_inlinable_p (fn))
+ if (!function_attribute_inlinable_p (fn))
{
if (do_warning)
- warning ("%Jfunction '%F' can never be inlined because it uses "
- "attributes conflicting with inlining", fn, fn);
+ warning (OPT_Winline, "function %q+F can never be inlined because it "
+ "uses attributes conflicting with inlining", fn);
goto cannot_inline;
}
- /* If a function has pending sizes, we must not defer its
- compilation, and we can't inline it as a tree. */
- if (fn == current_function_decl)
- {
- t = get_pending_sizes ();
- put_pending_sizes (t);
-
- if (t)
- {
- if (do_warning)
- warning ("%Jfunction '%F' can never be inlined because it has "
- "pending sizes", fn, fn);
- goto cannot_inline;
- }
- }
-
- if (! DECL_FILE_SCOPE_P (fn))
- {
- /* If a nested function has pending sizes, we may have already
- saved them. */
- if (DECL_LANG_SPECIFIC (fn)->pending_sizes)
- {
- if (do_warning)
- warning ("%Jnested function '%F' can never be inlined because it "
- "has possibly saved pending sizes", fn, fn);
- goto cannot_inline;
- }
- }
-
return 0;
cannot_inline:
bool
c_objc_common_init (void)
{
- static const enum tree_code stmt_codes[] = {
- c_common_stmt_codes
- };
-
- INIT_STATEMENT_CODES (stmt_codes);
-
c_init_decl_processing ();
if (c_common_init () == false)
return true;
}
-/* Synthesize a function which calls all the global ctors or global dtors
- in this file. */
-static void
-build_cdtor (int method_type, tree cdtors)
-{
- tree fnname = get_file_function_name (method_type);
- tree cs;
-
- start_function (void_list_node,
- build_nt (CALL_EXPR, fnname,
- tree_cons (NULL_TREE, NULL_TREE, void_list_node),
- NULL_TREE),
- NULL_TREE);
- store_parm_decls ();
-
- cs = c_begin_compound_stmt (true);
-
- for (; cdtors; cdtors = TREE_CHAIN (cdtors))
- add_stmt (build_function_call (TREE_VALUE (cdtors), 0));
-
- add_stmt (c_end_compound_stmt (cs, true));
-
- finish_function ();
-}
-
-/* Called at end of parsing, but before end-of-file processing. */
-
-void
-c_objc_common_finish_file (void)
-{
- if (pch_file)
- c_common_write_pch ();
-
- if (static_ctors)
- {
- build_cdtor ('I', static_ctors);
- static_ctors = 0;
- }
- if (static_dtors)
- {
- build_cdtor ('D', static_dtors);
- static_dtors = 0;
- }
-
- cgraph_finalize_compilation_unit ();
- cgraph_optimize ();
-
- if (flag_mudflap)
- mudflap_finish_file ();
-}
-
/* Called during diagnostic message formatting process to print a
source-level entity onto BUFFER. The meaning of the format specifiers
is as follows:
%D: a general decl,
- %E: An expression,
+ %E: an identifier or expression,
%F: a function declaration,
%T: a type.
Please notice when called, the `%' part was already skipped by the
diagnostic machinery. */
static bool
-c_tree_printer (pretty_printer *pp, text_info *text)
+c_tree_printer (pretty_printer *pp, text_info *text, const char *spec,
+ int precision, bool wide, bool set_locus, bool hash)
{
tree t = va_arg (*text->args_ptr, tree);
+ tree name;
const char *n = "({anonymous})";
+ c_pretty_printer *cpp = (c_pretty_printer *) pp;
+ pp->padding = pp_none;
+
+ if (precision != 0 || wide || hash)
+ return false;
+
+ if (set_locus && text->locus)
+ *text->locus = DECL_SOURCE_LOCATION (t);
- switch (*text->format_spec)
+ switch (*spec)
{
case 'D':
+ if (DECL_DEBUG_EXPR_IS_FROM (t) && DECL_DEBUG_EXPR (t))
+ {
+ t = DECL_DEBUG_EXPR (t);
+ if (!DECL_P (t))
+ {
+ pp_c_expression (cpp, t);
+ return true;
+ }
+ }
+ /* FALLTHRU */
+
case 'F':
if (DECL_NAME (t))
n = lang_hooks.decl_printable_name (t, 2);
break;
case 'T':
- if (TYPE_P (t))
- t = TYPE_NAME (t);
- if (t && TREE_CODE (t) == TYPE_DECL)
+ gcc_assert (TYPE_P (t));
+ name = TYPE_NAME (t);
+
+ if (name && TREE_CODE (name) == TYPE_DECL)
{
- if (DECL_NAME (t))
- n = lang_hooks.decl_printable_name (t, 2);
+ if (DECL_NAME (name))
+ pp_string (cpp, lang_hooks.decl_printable_name (name, 2));
+ else
+ pp_type_id (cpp, t);
+ return true;
+ }
+ else
+ {
+ pp_type_id (cpp, t);
+ return true;
}
- else if (t)
- n = IDENTIFIER_POINTER (t);
break;
case 'E':
if (TREE_CODE (t) == IDENTIFIER_NODE)
n = IDENTIFIER_POINTER (t);
else
- return false;
+ {
+ pp_expression (cpp, t);
+ return true;
+ }
break;
default:
return false;
}
- pp_string (pp, n);
+ pp_string (cpp, n);
return true;
}
-tree
-c_objc_common_truthvalue_conversion (tree expr)
+/* In C and ObjC, all decls have "C" linkage. */
+bool
+has_c_linkage (tree decl ATTRIBUTE_UNUSED)
{
- retry:
- switch (TREE_CODE (TREE_TYPE (expr)))
- {
- case ARRAY_TYPE:
- expr = default_conversion (expr);
- if (TREE_CODE (TREE_TYPE (expr)) != ARRAY_TYPE)
- goto retry;
-
- error ("used array that cannot be converted to pointer where scalar is required");
- return error_mark_node;
-
- case RECORD_TYPE:
- error ("used struct type value where scalar is required");
- return error_mark_node;
-
- case UNION_TYPE:
- error ("used union type value where scalar is required");
- return error_mark_node;
- default:
- break;
- }
+ return true;
+}
- return c_common_truthvalue_conversion (expr);
+void
+c_initialize_diagnostics (diagnostic_context *context)
+{
+ pretty_printer *base = context->printer;
+ c_pretty_printer *pp = XNEW (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 XNEW()'d. */
+ XDELETE (base);
}
+int
+c_types_compatible_p (tree x, tree y)
+{
+ return comptypes (TYPE_MAIN_VARIANT (x), TYPE_MAIN_VARIANT (y));
+}