beifg: Factorise code to count interference components.

[libfirm] / ir / tv / fltcalc.h

diff --git a/ir/tv/fltcalc.h b/ir/tv/fltcalc.h
index dd5d4f8..867262d 100644 (file)
--- a/ir/tv/fltcalc.h
+++ b/ir/tv/fltcalc.h
@@ -1,20 +1,6 @@
 /*
- * Copyright (C) 1995-2011 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.
+ * Copyright (C) 2012 University of Karlsruhe.
  */
 
 /**
@@ -22,7 +8,6 @@
  * @brief    tarval floating point calculations
  * @date     2003
  * @author   Mathias Heil
- * @version  $Id$
  */
 #ifndef FIRM_TV_FLTCALC_H
 #define FIRM_TV_FLTCALC_H
@@ -166,13 +151,10 @@ char *fc_print(const fp_value *a, char *buf, int buflen, unsigned base);
  *
  * @param a Value No. 1
  * @param b Value No. 2
- * @result The returned value will be one of
- *          -1  if a < b
- *           0  if a == b
- *           1  if a > b
- *           2  if either value is NaN
+ * @result The relation between a and b; either less, equal, greater or
+ *         unordered.
  */
-int fc_comp(const fp_value *a, const fp_value *b);
+ir_relation fc_comp(const fp_value *a, const fp_value *b);
 
 /**
  * Converts an floating point value into an integer value.