RepoMirrors
/
ffmpeg
mirror of https://git.ffmpeg.org/ffmpeg.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

reorder paddws to reduce dependancy chain 

put_h264_chroma_mc2_mmx2() 927 -> 902 dezicyles on duron

Originally committed as revision 8097 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2007-02-23 15:28:35 +00:00
parent 9ff77d1797
commit b4fe97696c
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavcodec/i386/dsputil_h264_template_mmx.c
View File

@ -284,9 +284,9 @@ static void H264_CHROMA_MC2_TMPL(uint8_t *dst/*align 2*/, uint8_t *src/*align 1*
/* mm1 += C * src[0,1] + D * src[1,2] */
"movq %%mm0, %%mm2\n\t"
"pmaddwd %%mm6, %%mm0\n\t"
"paddw %3, %%mm1\n\t"
"paddw %%mm0, %%mm1\n\t"
/* dst[0,1] = pack((mm1 + 32) >> 6) */
"paddw %3, %%mm1\n\t"
"psrlw $6, %%mm1\n\t"
"packssdw %%mm7, %%mm1\n\t"
"packuswb %%mm7, %%mm1\n\t"