Date: Fri, 12 Sep 1997 09:42:03 -0700 (PDT) From: Howard Lew <hlew@www2.shoppersnet.com> To: Satoshi Asami <asami@cs.berkeley.edu> Cc: roberto@keltia.freenix.fr, freebsd-hardware@FreeBSD.ORG Subject: Re: IBM/Cyrix PR200+ Message-ID: <Pine.BSF.3.91.970912092726.15696D-100000@www2.shoppersnet.com> In-Reply-To: <199709120431.VAA28321@silvia.HIP.Berkeley.EDU>
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On Thu, 11 Sep 1997, Satoshi Asami wrote: > * > My too -- however, i suppose that Pentium-oriented copy/zero block > * > procedures don't work. > * > * Oh they do but much slower then the regular ones. > * > * Always use "flags 0x7" for npx0 in your config. file for both Cyrix and > * AMD's processors. > > Speaking of which, can anyone with an *MX processor check the gus mmx > extension PR (filed under "gnu", I think) and try and see if copying > through the mmx registers instead of FP would be faster for some of > the CPU's? > > Satoshi > Didn't find the PR, but the flags do help a Cyrix 6x86MX get quite a bit more MB/sec with dd.
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