[FFmpeg-devel] [PATCH] x86: hevc_mc: remove non necessary moves

James Almer jamrial at gmail.com
Tue Feb 3 17:25:10 CET 2015


On 03/02/15 11:15 AM, Christophe Gisquet wrote:
> 2015-02-03 12:57 GMT+01:00 Christophe Gisquet <christophe.gisquet at gmail.com>:
>> Actually, 940300945 does need to be reverted for the patch to work, as
>> Mickael stated. It miscompiles hevc_mc.asm, more particularly the
>> [eq]pel_hv functions. No idea why.
> 
> The patch in "[PATCH] x86: lavu/x264asm: fix ymm register
> instanciation" fixes the generated assembly for me.
> 
> Mickaël and/or James, could you confirm that? I'll submit it to the
> x264 project afterwards.

Just checked and yes, "[PATCH] x86: lavu/x264asm: fix ymm register instanciation" 
fixes the fate failures with avx2 i experienced when testing this patch.

Just make sure to change "instanciation" to "instantiation" before applying :P


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