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Date:      Sun, 25 Jan 2004 12:00:27 +0100
From:      des@des.no (Dag-Erling =?iso-8859-1?q?Sm=F8rgrav?=)
To:        Bruce Evans <bde@zeta.org.au>
Cc:        freebsd-current@freebsd.org
Subject:   Re: 80386 support in -current
Message-ID:  <xzpznccqoms.fsf@dwp.des.no>
In-Reply-To: <20040125143203.G29442@gamplex.bde.org> (Bruce Evans's message of "Sun, 25 Jan 2004 17:28:31 %2B1100 (EST)")
References:  <20040124074052.GA12597@cirb503493.alcatel.com.au> <xzpptd9qsf0.fsf@dwp.des.no> <20040125143203.G29442@gamplex.bde.org>

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Bruce Evans <bde@zeta.org.au> writes:
> This is the specious reason.  The synchronization code relies on a
> particular instruction that might be very inefficient to emulate on a
> 386, but emulation is not done; the instruction is just replaced by
> an instruction or sequence of instructions that is slower in some cases
> and faster in others (mostly slower, but not especially so, except
> probably on P4's).

that's actually what I meant by emulated...  as for the rest, I bow to
your superior knowledge.

DES
--=20
Dag-Erling Sm=F8rgrav - des@des.no



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