Re: Athlon 64 X2 cpuinfo oddities

[Jesper Juhl]

On 1/9/06, Dave Dillow <dave@xxxxxxxxxxxxxx> wrote:
> On Mon, 2006-01-09 at 21:18 +0100, Jesper Juhl wrote:
> > Second thing I find slightly odd is the lack of "sse3" in the "flags" list.
> > I was under the impression that all AMD Athlon 64 X2 CPU's featured SSE3?
> > Is it a case of:
> >  a) Me being wrong, not all Athlon 64 X2's feature SSE3?
> >  b) The CPU actually featuring SSE3 but Linux not taking advantage of it?
> >  c) The CPU features SSE3 and it's being utilized, but /proc/cpuinfo
> > doesn't show that fact?
> >  d) Something else?
>
> Can't help you with the rest, but SSE3 is called "pni" in cpuinfo for
> historical reasons, IIRC.

Ahh yes, PNI as in Prescot New Instructions - right?
Hmm, someone really ought to rename that to sse3 these days.

--
Jesper Juhl <jesper.juhl@xxxxxxxxx>
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