Date: Sun, 15 Jun 2003 16:40:55 +0200 From: Gerrit =?iso-8859-1?Q?K=FChn?= <gerrit@pmp.uni-hannover.de> To: David Yeske <dyeske@yahoo.com> Cc: current@freebsd.org Subject: Re: VIA C3 Message-ID: <20030615144055.GA13579@pmp.uni-hannover.de> In-Reply-To: <20030614013356.1388.qmail@web13503.mail.yahoo.com> References: <20030614013356.1388.qmail@web13503.mail.yahoo.com>
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On Fri, Jun 13, 2003 at 06:33:56PM -0700, David Yeske wrote: > Anyone have a VIA C3? I'm running FreeBSD current > on one and I don't see any gcc flags for the VIA C3. > I think it has MMX and 3dnow, but it does not have SSE? Up to the Ezra kernel the C3 doesn't suppoert SSE. Only the newest C3-kernel named Nehemiah does have it. > I was wondering what gcc flags other VIA C3 users > are using on FreeBSD. I am not sure what > optimizations are safe for this cpu running FreeBSD. > CPU: VIA/IDT Unknown (998.70-MHz 686-class CPU) > Origin = "CentaurHauls" Id = 0x689 Stepping = 9 > Features=0x803035<FPU,DE,TSC,MSR,MTRR,PGE,MMX> This one doesn't seem to support SSE, though I wonder why there is this "unknown". My C3 here is an Ezra and is identified as "Samuel2" with id=067a. However, if you have a C3 without SSE, it's basically a K6 with MMX and 3dNow. So I'm using "CPUTYPE=k6-3" in /etc/make.conf. Up to now this has been working fine for me. cu Gerrit --
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