[FFmpeg-devel] [PATCH] avcodec/vp9: add vp9_idct_idct_4x4_add_ssse3

Ronald S. Bultje rsbultje at gmail.com
Tue Oct 29 11:31:21 CET 2013


Hi

On Mon, Oct 28, 2013 at 7:44 PM, Kieran Kunhya <kierank at obe.tv> wrote:

> On 28 October 2013 19:56, Clément Bœsch <u at pkh.me> wrote:
> > ---
> >  libavcodec/x86/vp9dsp.asm    | 141
> +++++++++++++++++++++++++++++++++++++++++++
> >  libavcodec/x86/vp9dsp_init.c |   3 +
> >  2 files changed, 144 insertions(+)
>
> > +    pxor                m4, m4  ; used for the block reset, and
> VP9_STORE_2X
> > +    movq       [blockq+ 0], m4
> > +    movq       [blockq+ 8], m4
> > +    movq       [blockq+16], m4
> > +    movq       [blockq+24], m4
> > +
>
> Is this not just 2 sets of mova [blockq], m4 or am I missing something?


It's mmx, not xmm.

Ronald


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