[vlc-devel] [PATCH 15/25] deinterlace: remove AltiVec, 3dNow! and MMX
Victorien Le Couviour
victorien.lecouviour.tuffet at gmail.com
Tue Apr 14 18:54:04 CEST 2020
Indeed, that's a mistake, I will resend this patch without the AltiVec
On Tue, Apr 14, 2020 at 6:39 PM Rémi Denis-Courmont <remi at remlab.net> wrote:
> Le tiistaina 14. huhtikuuta 2020, 13.40.26 EEST Victorien Le
> Couviour--Tuffet a
> écrit :
> > Note that I remove the EndMerge routine even though it is used for SSE2:
> > using "emms" after using SSE2 instructions is absolutly useless.
> > MMX and x87 register files alias one another, that's why we need to
> > restore the state after using MMX instructions.
> > XMM registers do not suffer from that issue.
> I fail to read a rationale for removing AltiVec. And if there's a good
> it belongs in a separate patch.
> Rémi Denis-Courmont
> Ville neuve de Tapiola, République d´Uusimaa
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