[FFmpeg-cvslog] r24340 - in trunk/libavcodec: avcodec.h x86/cpuid.c x86/dsputilenc_mmx.c x86/vp8dsp-init.c

Ronald S. Bultje rsbultje
Thu Aug 12 00:29:26 CEST 2010


Hi,

On Mon, Jul 19, 2010 at 6:51 PM, Alexander Strange
<astrange at ithinksw.com> wrote:
> On Mon, Jul 19, 2010 at 3:38 PM, rbultje <subversion at mplayerhq.hu> wrote:
>> Author: rbultje
>> Date: Tue Jul 20 00:38:23 2010
>> New Revision: 24340
>>
>> Log:
>> Remove FF_MM_SSE2/3 flags for CPUs where this is generally not faster than
>> regular MMX code. Examples of this are the Core1 CPU. Instead, set a new flag,
>> FF_MM_SSE2/3SLOW, which can be checked for particular SSE2/3 functions that
>> have been checked specifically on such CPUs and are actually faster than
>> their MMX counterparts.
>
> ff_idct_xvid_sse2 should be faster than mmx on SSE2SLOW, but I don't
> have access to a core1 anymore to benchmark it.

</old> I don't have one anymore either. I can donate my old laptop to
Mans or Mike for FATE if that's useful? My wife would be so happy if I
got rid of it.

Ronald



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