From owner-svn-src-all@FreeBSD.ORG Fri Mar 19 01:36:24 2010 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id EE46D1065672; Fri, 19 Mar 2010 01:36:24 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.208.78.105]) by mx1.freebsd.org (Postfix) with ESMTP id CBB998FC12; Fri, 19 Mar 2010 01:36:24 +0000 (UTC) Received: from troutmask.apl.washington.edu (localhost.apl.washington.edu [127.0.0.1]) by troutmask.apl.washington.edu (8.14.4/8.14.4) with ESMTP id o2J1aNQW062561; Thu, 18 Mar 2010 18:36:23 -0700 (PDT) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.14.4/8.14.4/Submit) id o2J1aNId062560; Thu, 18 Mar 2010 18:36:23 -0700 (PDT) (envelope-from sgk) Date: Thu, 18 Mar 2010 18:36:23 -0700 From: Steve Kargl To: Matthew Jacob Message-ID: <20100319013623.GA62539@troutmask.apl.washington.edu> References: <201003190116.o2J1Gr2v094129@svn.freebsd.org> <4BA2D0DF.3070606@feral.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4BA2D0DF.3070606@feral.com> User-Agent: Mutt/1.4.2.3i Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, Xin LI Subject: Re: svn commit: r205307 - head/sys/i386/conf X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 19 Mar 2010 01:36:25 -0000 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