[MPlayer-cvslog] r25380 - trunk/etc/codecs.conf

[Michael Niedermayer]

Hi

On Thu, Dec 20, 2007 at 02:06:09PM +0100, Aurelien Jacobs wrote:
> Diego Biurrun wrote:
> 
> > On Wed, Dec 19, 2007 at 11:50:32AM +0100, Reimar Döffinger wrote:
> > > On Wed, Dec 19, 2007 at 08:56:20AM +0100, Diego Biurrun wrote:
> > > > On Wed, Dec 19, 2007 at 01:13:56AM -0500, Rich Felker wrote:
> > > [...]
> > > > > Probably using cmov...
> > > > 
> > > > How can I find out?
> > > 
> > > Find out on which instruction it crashes. Everything you need is the
> > > bug-report howto :-P
> > 
> > Hmm...
> > 
> > (gdb) bt
> > #0  0x100026db in ?? ()
> 
>       ^^^^^^^^^^
> address of the crash...
> 
> > 0x100026db:     pshufw $0xa0,%mm1,%mm1
>                   ^^^^^^
> instruction which crash...
> 
> Google tells me that pshufw is an SSE instruction (so it's not
> available on K6-III).

the above is a MMX2 instruction, also called MMX-SSE (=an MMX instruction
which was added together with SSE on intel CPUS)
see http://www.sandpile.org/ia32/opc_2.htm

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No human being will ever know the Truth, for even if they happen to say it
by chance, they would not even known they had done so. -- Xenophanes
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