Date: Sat, 11 May 2002 13:52:36 -0700 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Kris Kennaway <kris@obsecurity.org> Cc: current@FreeBSD.ORG Subject: Re: embellish of bsd.cpu.mk Message-ID: <20020511135236.F73047@troutmask.apl.washington.edu> In-Reply-To: <20020511134632.C57286@xor.obsecurity.org>; from kris@obsecurity.org on Sat, May 11, 2002 at 01:46:32PM -0700 References: <20020511133309.A14228@dragon.nuxi.com> <20020511134632.C57286@xor.obsecurity.org>
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On Sat, May 11, 2002 at 01:46:32PM -0700, Kris Kennaway wrote:
> On Sat, May 11, 2002 at 01:33:09PM -0700, David O'Brien wrote:
>
> > @@ -87,17 +113,17 @@
> > # presence of a CPU feature.
> >
> > .if ${MACHINE_ARCH} == "i386"
> > -. if ${CPUTYPE} == "k7"
> > -MACHINE_CPU = k7 3dnow mmx k6 k5 i586 i486 i386
> > +. if ${CPUTYPE} == "athlon"
> > +MACHINE_CPU = athlon 3dnow mmx k6 k5 i586 i486 i386
>
> This one should probably be left as k7; MACHINE_CPU is the variable
> that is supposed to be used by applications to selectively enable
> optimizations (so changing the name of the keyword from k7 to athlon
> would break selection). On the other hand, there probably aren't any
> applications which have athlon-specific optimizations yet.
>
GMP and ATLAS have athlon specific optimizations. These are
the reason I tried to add athlon. Sorry about botching the
k7 change.
--
Steve
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