X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firgraph.h;h=a2d769bc1828d52e563a1319bb86d94b2da9a485;hb=eda9d668d0e8c8246015b4c5e743316a6a835a23;hp=e5318a689c7a1e5a261a286471d7934849f9a9df;hpb=0a94cad2debcb79eee8a8148650bf50057bdcbb5;p=libfirm

diff --git a/ir/ir/irgraph.h b/ir/ir/irgraph.h
index e5318a689..a2d769bc1 100644
--- a/ir/ir/irgraph.h
+++ b/ir/ir/irgraph.h
@@ -1,24 +1,30 @@
 /*
- * Project:     libFIRM
- * File name:   ir/ir/irgraph.c
- * Purpose:     Entry point to the representation of procedure code.
- * Author:      Martin Trapp, Christian Schaefer
- * Modified by: Goetz Lindenmaier
- * Created:
- * CVS-ID:      $Id$
- * Copyright:   (c) 1998-2003 Universität Karlsruhe
- * Licence:     This file protected by GPL -  GNU GENERAL PUBLIC LICENSE.
+ * Copyright (C) 1995-2007 University of Karlsruhe.  All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
  */
 
 /**
- * @file irgraph.h
- *
- * ir graph construction.
- *
- * @author Martin Trapp, Christian Schaefer
+ * @file
+ * @brief    Entry point to the representation of procedure code.
+ * @author   Martin Trapp, Christian Schaefer, Goetz Lindenmaier
+ * @version  $Id$
  */
-#ifndef _FIRM_IR_IRGRAPH_H_
-#define _FIRM_IR_IRGRAPH_H_
+#ifndef FIRM_IR_IRGRAPH_H
+#define FIRM_IR_IRGRAPH_H
 
 #include <stddef.h>
 
@@ -103,7 +109,7 @@
  * - Phi_in_stack;   a stack needed for automatic Phi construction, needed only
  *                   during ir construction.
  *
- * - isited         A int used as flag to traverse the ir_graph.
+ * - visited         A int used as flag to traverse the ir_graph.
  *
  * - block_visited    A int used as a flag to traverse block nodes in the graph.
  */
@@ -478,6 +484,33 @@ void          inc_irg_block_visited (ir_graph *irg);
 unsigned long get_irg_block_visited (const ir_graph *irg);
 void          set_irg_block_visited (ir_graph *irg, unsigned long i);
 
+/**
+ * Debug helpers: You can indicate wether you are currently using visited or
+ * block_visited flags. If NDEBUG is not defined, then the compiler will abort
+ * if 2 parties try to use the flags.
+ */
+#ifndef NDEBUG
+void     set_using_block_visited(ir_graph *irg);
+void     clear_using_block_visited(ir_graph *irg);
+int      using_block_visited(const ir_graph *irg);
+void     set_using_visited(ir_graph *irg);
+void     clear_using_visited(ir_graph *irg);
+int      using_visited(const ir_graph *irg);
+void     set_using_irn_link(ir_graph *irg);
+void     clear_using_irn_link(ir_graph *irg);
+int      using_irn_link(const ir_graph *irg);
+#else
+static INLINE void set_using_block_visited(ir_graph *irg) { (void) irg; }
+static INLINE void clear_using_block_visited(ir_graph *irg) { (void) irg; }
+static INLINE int using_block_visited(const ir_graph *irg) { (void) irg; return 0; }
+static INLINE void set_using_visited(ir_graph *irg) { (void) irg; }
+static INLINE void clear_using_visited(ir_graph *irg) { (void) irg; }
+static INLINE int using_visited(const ir_graph *irg) { (void) irg; return 0; }
+static INLINE void set_using_irn_link(ir_graph *irg) { (void) irg; }
+static INLINE void clear_using_irn_link(ir_graph *irg) { (void) irg; }
+static INLINE int using_irn_link(const ir_graph *irg) { (void) irg; return 0; }
+#endif
+
 /** move Proj nodes into the same block as its predecessors */
 void normalize_proj_nodes(ir_graph *irg);
 
@@ -531,4 +564,4 @@ void set_irg_fp_model(ir_graph *irg, unsigned model);
  */
 size_t register_additional_graph_data(size_t size);
 
-#endif /* _FIRM_IR_IRGRAPH_H_ */
+#endif