New function and example program computes Fibonacci numbers fairly fast.

[u/mdw/catacomb] / mpbarrett-exp.h

diff --git a/mpbarrett-exp.h b/mpbarrett-exp.h
index 5c34746..ee5043d 100644 (file)
--- a/mpbarrett-exp.h
+++ b/mpbarrett-exp.h
@@ -1,13 +1,13 @@
 /* -*-c-*-
  *
- * $Id: mpbarrett-exp.h,v 1.1 2001/06/16 12:58:12 mdw Exp $
+ * $Id: mpbarrett-exp.h,v 1.3 2004/04/08 01:36:15 mdw Exp $
  *
  * Exponentiation operations for Barrett reduction
  *
  * (c) 2001 Straylight/Edgeware
  */
 
-/*----- Licensing notice --------------------------------------------------* 
+/*----- Licensing notice --------------------------------------------------*
  *
  * This file is part of Catacomb.
  *
@@ -15,26 +15,18 @@
  * it under the terms of the GNU Library General Public License as
  * published by the Free Software Foundation; either version 2 of the
  * License, or (at your option) any later version.
- * 
+ *
  * Catacomb is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU Library General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Library General Public
  * License along with Catacomb; if not, write to the Free
  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  * MA 02111-1307, USA.
  */
 
-/*----- Revision history --------------------------------------------------* 
- *
- * $Log: mpbarrett-exp.h,v $
- * Revision 1.1  2001/06/16 12:58:12  mdw
- * Parameters for generic exponentiation.
- *
- */
-
 #ifndef CATACOMB_MPBARRETT_EXP_H
 #define CATACOMB_MPBARRETT_EXP_H
 
@@ -61,6 +53,8 @@
   a = mpbarrett_reduce(mb, t, t);                                      \
 } while (0)
 
+#define EXP_FIX(x)
+
 #define EXP_SETMUL(d, x, y) do {                                       \
   d = mp_mul(MP_NEW, x, y);                                            \
   d = mpbarrett_reduce(mb, d, d);                                      \