Date: Fri, 6 Sep 2002 21:49:41 -0400 (EDT) From: Kenneth Culver <culverk@yumyumyum.org> To: Kris Kennaway <kris@obsecurity.org> Cc: Maxime Henrion <mux@FreeBSD.ORG>, <cvs-committers@FreeBSD.ORG>, <cvs-all@FreeBSD.ORG>, <current@FreeBSD.ORG> Subject: Re: HEADS UP: SSE instructions (Re: cvs commit: src/share/mk bsd.cpu.mk) Message-ID: <20020906214850.J46717-100000@alpha.yumyumyum.org> In-Reply-To: <20020907014136.GB85013@xor.obsecurity.org>
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> I assume the compiler is not stupid enough to try and use both when that > is impossible. Don't forget this is all just passing a CPU name to gcc > which actually decides what instructions to use. That's not what I mean... What I mean is that if one application is using SSE, and the other wants to use 3dnow, this will incur a performance penalty (although I'm not sure how much or how noticable it is), so some people may not want to have SSE enabled. Ken To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message
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