[x264-devel] Re: [patch] faster MMXEXT SATD

[Ermanno Baschiera]

2005/9/22, Christian Heine <sennindemokrit at gmx.net>:
> >> x264_pixel_satd_16x16_mmxext:
> >
> > ...
> >
> >> punpcklwd   mm0, mm3
> >> pshufw      mm1, mm0, 01001110b
> >> paddw       mm0, mm1
> >
> >
> > paddd, right? The output can take up to 17 bits.
> >
> >> movd        eax, mm0
> >> pop         ebx
> >> ret
> >
>
> yes, my mistake.
>
> Christian Heine
>
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--
Ermanno Baschiera
http://www.ermannob.org

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