From 909279a5cfa938c989c9b01c8f48a0276291ec45 Mon Sep 17 00:00:00 2001
From: Siddhesh Poyarekar <siddhesh@redhat.com>
Date: Wed, 13 Feb 2013 14:16:23 +0530
Subject: Optimized mp multiplication

Don't bother multiplying zeroes since that only wastes cycles.
---
 ChangeLog | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'ChangeLog')

diff --git a/ChangeLog b/ChangeLog
index 9b224a41c5..743dfafcc7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2013-02-13  Siddhesh Poyarekar  <siddhesh@redhat.com>
 
+	* sysdeps/ieee754/dbl-64/mpa.c (__mul): Don't bother with zero
+	values in the mantissa.
+
 	* sysdeps/ieee754/dbl-64/mpa.c (add_magnitudes): Use ZK to
 	minimize writes to Z.
 	(sub_magnitudes): Simplify code a bit.
-- 
cgit 1.4.1