/*
- * Project: libFIRM
- * File name: ir/opt/construct_loop.c
- * Purpose: Construct some loop infromation.
- * Author: Beyhan Veliev
- * Created:
- * CVS-ID: $Id$
- * Copyright: (c) 1998-2005 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
+ * @brief Construct some loop information.
+ * @author Beyhan Veliev
+ * @version $Id$
+ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
-# include "compute_loop_info.h"
-# include "strength_red.h"
-# include "tv.h"
-# include "irgwalk.h"
-# include "irloop_t.h"
-# include "irgopt.h"
-# include "irflag.h"
-# include "irouts.h"
-# include "tv.h"
+#include "compute_loop_info.h"
+#include "strength_red_t.h"
+#include "tv.h"
+#include "irgwalk.h"
+#include "irnode_t.h"
+#include "irloop_t.h"
+#include "irgopt.h"
+#include "irflag.h"
+#include "irouts.h"
+#include "tv.h"
#undef TRUE
#define TRUE 1 /**< For loops, that are count loop. */
return res;
}
-#define is_Add(irn) (get_irn_op(irn) == op_Add)
-#define is_Sub(irn) (get_irn_op(irn) == op_Sub)
-
/**
* Compute the end value, that be reached from the iteration.
*
tarval *loop_end;
induct_var_info info;
int is_endlessloop = 0 , is_nonentered_loop = 0;
+ (void) env;
/* The IR node must be a induction variable. */
if (get_irn_op(n) != op_Phi)