[FFmpeg-devel] [PATCH] Fix configure to disable MMX for Pentium Pro

Måns Rullgård mans
Thu Aug 26 21:02:08 CEST 2010

Reimar D?ffinger <Reimar.Doeffinger at gmx.de> writes:

> On Thu, Aug 26, 2010 at 01:37:06PM -0400, Alex Converse wrote:
>> > We should revert r24946: ?Disable MMX for i686 and pentiumpro
>> If something should be reverted it is dropping runtime detection for MMX
> At the very least I think it would be nice to be able to have SSE,
> does someone know out of their head why we have
> sse_deps="mmx"
> ? I always thought that at least in principle you could have and
> use SSE without MMX and that also would avoid the emms issue...

I have asked the same question myself.  The only answer I got was
along the lines of "what, isn't that obvious?"

M?ns Rullg?rd
mans at mansr.com

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