From owner-freebsd-questions  Thu Oct 24 14:35:51 2002
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Date: Thu, 24 Oct 2002 14:35:48 -0700
From: Kris Kennaway <kris@obsecurity.org>
To: Lowell Gilbert <freebsd-questions-local@be-well.no-ip.com>
Cc: Walter <walterk1@earthlink.net>,
	"freebsd-questions@FreeBSD.org" <freebsd-questions@FreeBSD.ORG>
Subject: Re: kernel optimization
Message-ID: <20021024213548.GA54124@xor.obsecurity.org>
References: <3DB80AF6.4559ED25@earthlink.net> <44bs5j24kb.fsf@be-well.ilk.org>
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On Thu, Oct 24, 2002 at 12:18:44PM -0400, Lowell Gilbert wrote:
> Walter <walterk1@earthlink.net> writes:
>=20
> > Q: Do I comment out the "I386_CPU" and "I486_CPU"
> > lines to optimize for a Pentium, (& if not, how do I,) and
>=20
> Yes.
>=20
> > Q: Does it make a significant difference?
>=20
> It will make the kernel a bit smaller, but it won't speed anything up.

It will speed up some kernel code, because it will use different
(non-386 compatible) asm code for things like bzero.

Kris

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