From owner-freebsd-current  Sat Oct 27 17:30:52 2001
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Subject: Re: adding athlon xp to bsd.cpu.mk
In-Reply-To: <20011027204403.D6A8639F0@overcee.netplex.com.au>
To: Peter Wemm <peter@wemm.org>
Date: Sun, 28 Oct 2001 02:30:40 +0200 (CEST)
Cc: jerry@thehutt.org, freebsd-stable <freebsd-stable@FreeBSD.ORG>,
	freebsd-current <freebsd-current@FreeBSD.ORG>
Reply-To: clefevre@citeweb.net
From: Cyrille Lefevre <clefevre@citeweb.net>
Organization: ACME
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Peter Wemm wrote:
> Jerry A! wrote:
> > On Sat, Oct 27, 2001 at 10:00:44PM +0200, Cyrille Lefevre wrote:
> > : Hi,
> > :
> > : how about the following patch (untested) regarding the newer athlon xp
> > : processor type ? if needed, I could submit a PR.
> > 
> > Shouldn't Athlons and AthlonXPs be able to use i686 (pentiumpro)
> > instruction set optimizations?
> 
> No.  They are different cpu cores that have different optimization
> strategies.
> 
> The patch doesn't include the AthlonMP which has the same core with
> both SSE and MMX.

Athlon XP (commercial name) == Athlon MP (core name)

Athlon (alias k7) already has MMX. the objective of this patch
was to add SSE to the set of XP (alias MP) processors.

Cyrille.
-- 
Cyrille Lefevre                 mailto:clefevre@citeweb.net

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