RepoMirrors/ffmpeg
1
0
Fork 0
mirror of https://git.ffmpeg.org/ffmpeg.git synced 2024-12-18 13:35:13 +00:00
Code Issues Projects Releases Wiki Activity

lavr: x86: improve non-SSE4 version of S16_TO_S32_SX macro

Browse Source 
Removes a false dependency on existing contents of the 2nd dst register,
giving better performance for OOE.
This commit is contained in:
Justin Ruggles 2012-06-26 16:50:10 -04:00
parent 743f07062a
commit e9da9a3111
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
libavresample/x86/util.asm
View File

@ -26,7 +26,8 @@
pmovsxwd m%1, m%1
SWAP %1, %2
%else
punpckhwd m%2, m%1
mova m%2, m%1
punpckhwd m%2, m%2
punpcklwd m%1, m%1
psrad m%2, 16
psrad m%1, 16