/*
- * Project: libFIRM
- * File name: ir/opt/gvn_pre.h
- * Purpose: Global Value Numbering Partial Redundancy Elimination
- * Author: Michael Beck, Rubino Geiss
- * Created:
- * CVS-ID: $Id$
- * Copyright: (c) 1998-2006 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.
*/
-#ifndef __FIRM_OPT_GVN_PRE_H__
-#define __FIRM_OPT_GVN_PRE_H__
+
+/**
+ * @file
+ * @brief Global Value Numbering Partial Redundancy Elimination
+ * (VanDrunen Hosking 2004)
+ * @author Michael Beck, Rubino Geiss
+ * @version $Id$
+ */
+#ifndef FIRM_OPT_GVN_PRE_H
+#define FIRM_OPT_GVN_PRE_H
#include "firm_types.h"
* Can be used to replace place_code() completely.
*
* Based on VanDrunen and Hosking 2004.
+ *
+ * @param irg the graph
+ *
+ * @note
+ * Currently completely broken because the used sets do NOT
+ * preserve the topological sort of its elements.
*/
void do_gvn_pre(ir_graph *irg);
-#endif /* __FIRM_OPT_GVN_PRE_H__ */
+#endif /* FIRM_OPT_GVN_PRE_H */