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Revision 2ffb22d2

ID2ffb22d2ad014e7fa8ee4c24263eb03abb9e86e5
Parent d84f7c61
Child 0b297700

Added by Zuxy Meng over 15 years ago

use xorps instead of mulps to toggle the sign of a float, as suggested by Software Optimization Guide for AMD64 Processors.
Patch by Zuxy Meng < zuxy POIS meng AH gmail POIS com > OKed by Michael
Original thread:
Date: Mar 5, 2006 8:15 PM
Subject: [Ffmpeg-devel] [PATCH] Little optimization to fft_sse.c

Originally committed as revision 5112 to svn://svn.ffmpeg.org/ffmpeg/trunk

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