Re: [FFmpeg-devel] [PATCH 2/2] Don't use CMOV in MMX code

2014-09-15 Thread Calvin Walton
On Fri, 2014-09-12 at 14:53 -0700, Daniel Kang wrote: All processors supporing mmx2 also support cmov, so if a test for mmx2 succeeds, we can use cmov. Since I originally thought mmx = cmov (and apparently am wrong) is there official documentation supporting this? As an example,

Re: [FFmpeg-devel] [PATCH 2/2] Don't use CMOV in MMX code

2014-09-13 Thread Mikulas Patocka
On Fri, 12 Sep 2014, Daniel Kang wrote: All processors supporing mmx2 also support cmov, so if a test for mmx2 succeeds, we can use cmov. Since I originally thought mmx = cmov (and apparently am wrong) is there official documentation supporting this? There is no official documentation,

Re: [FFmpeg-devel] [PATCH 2/2] Don't use CMOV in MMX code

2014-09-12 Thread Daniel Kang
All processors supporing mmx2 also support cmov, so if a test for mmx2 succeeds, we can use cmov. Since I originally thought mmx = cmov (and apparently am wrong) is there official documentation supporting this? ___ ffmpeg-devel mailing list