[MPlayer-dev-eng] [PATCH] x86_64 mmx/sse/3dnow optimisation support

Aurelien Jacobs aurel at gnuage.org
Fri Oct 22 02:27:56 CEST 2004


On Thu, 21 Oct 2004 20:02:24 -0400
D Richard Felker III <dalias at aerifal.cx> wrote:

> On Fri, Oct 22, 2004 at 01:38:47AM +0200, Aurelien Jacobs wrote:
> > On Fri, 22 Oct 2004 00:21:55 +0300
> > Jan Knutar <jknutar at nic.fi> wrote:
> > 
> > > On Thursday 21 October 2004 14:58, Aurelien Jacobs wrote:
> > > > On Sun, 17 Oct 2004 22:40:51 -0400
> > > > D Richard Felker III <dalias at aerifal.cx> wrote:
> > > > 
> > > > > ok, this all sounds much better. i haven't read the patch yet but from
> > > > > what you've said i think it's good so far.
> > > > 
> > > > Commited.
> > > > Hope it won't break anything !
> > > 
> > > Perhaps related:  http://www.mplayerhq.hu/pipermail/mplayer-advusers/2004-October/001043.html
> > 
> > Unfortunatly it is related !
> > Here is a patch that fix this crash. Unfortunatly, I don't have
> > my amd64 system handy, so I won't be able to test it on amd64
> > during the next 18 hours :-(
> > It would be nice if someone on amd64 could test it (the
> > important point is to test -vf scale).
> > 
> > I don't know why I modified this in the first time. This
> > probably mean at least 10l for me.
> 
> actually it means this for you:
> http://mplayerhq.hu/~arpi/eu2004/mplayer/2560/p8151391-10000l.jpg

Huh ! So much ! It will take some times, and slow me down to
fix the issue !

> > Should I commit this before testing on amd64 or should I wait ?
> 
> you should do something to ensure that mplayer works on x86 asap!
> if you're worried about breaking x86-64, disable asm on x86-64 in the
> mean time.

Commited a fix for x86. I guess it should also work on x86_64.
If it don't, I will fix it latter.

Aurel




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