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slightly faster ff_imdct_calc_3dn2() on amd64. (gcc added a bunch of useless movsxd)
author
Loren Merritt
<lorenm@u.washington.edu>
Tue, 8 Aug 2006 21:47:11 +0000
(21:47 +0000)
committer
Loren Merritt
<lorenm@u.washington.edu>
Tue, 8 Aug 2006 21:47:11 +0000
(21:47 +0000)
Originally committed as revision 5962 to svn://svn.ffmpeg.org/ffmpeg/trunk
libavcodec/i386/fft_3dn2.c
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diff --git
a/libavcodec/i386/fft_3dn2.c
b/libavcodec/i386/fft_3dn2.c
index
40ec9d8
..
80dece7
100644
(file)
--- a/
libavcodec/i386/fft_3dn2.c
+++ b/
libavcodec/i386/fft_3dn2.c
@@
-138,7
+138,7
@@
void ff_fft_calc_3dn2(FFTContext *s, FFTComplex *z)
void ff_imdct_calc_3dn2(MDCTContext *s, FFTSample *output,
const FFTSample *input, FFTSample *tmp)
{
-
int
k, n8, n4, n2, n;
+
long
k, n8, n4, n2, n;
const uint16_t *revtab = s->fft.revtab;
const FFTSample *tcos = s->tcos;
const FFTSample *tsin = s->tsin;