[FFmpeg-devel] [PATCH 2/4] x86: xvid_idct: port MMX IDCT to yasm

James Almer jamrial at gmail.com
Wed Mar 11 17:06:23 CET 2015


On 11/03/15 11:29 AM, Christophe Gisquet wrote:
> Hi,
> 
> 2015-03-11 15:20 GMT+01:00 Michael Niedermayer <michaelni at gmx.at>:
>> personally iam in favor of more things being tested, but iam fine
>> with either
> 
> I'll see what the opinions are in ~30H then. It looks to be around
> 4.5KB more data, which isn't huge, and doesn't cause a noticeable
> increase in compile time.

As discussed before, mmx, mmxext and sse functions that have also an sse2 version, and 
3dnow/3dnowext functions that have also an sse version, have no reason to exist in an 
x86_64 build.
They will not be used in any real world scenario.


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