Date: Thu, 18 Mar 2010 18:36:23 -0700 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Matthew Jacob <mj@feral.com> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, Xin LI <delphij@freebsd.org> Subject: Re: svn commit: r205307 - head/sys/i386/conf Message-ID: <20100319013623.GA62539@troutmask.apl.washington.edu> In-Reply-To: <4BA2D0DF.3070606@feral.com> References: <201003190116.o2J1Gr2v094129@svn.freebsd.org> <4BA2D0DF.3070606@feral.com>
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On Thu, Mar 18, 2010 at 06:18:23PM -0700, Matthew Jacob wrote: > On 3/18/2010 6:16 PM, Xin LI wrote: > >Author: delphij > >Date: Fri Mar 19 01:16:53 2010 > >New Revision: 205307 > >URL: http://svn.freebsd.org/changeset/base/205307 > > > >Log: > > SSE is enabled by default about 5 years ago so there is no point > > pretending > > that we support I486 and I586 CPUs in the GENERIC kernel, users wants > > these > > support would have to build a custom kernel to explicitly disable SSE > > anyways. > > > > > > And the crowd roars it's approval! > Can you explain? AFAIK, SSE including floating point instructions. Floating point operations aren't allowed in the kernel. -- Steve
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