From owner-freebsd-current@FreeBSD.ORG Sun Oct 17 18:27:23 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id ECE4A16A4CE for ; Sun, 17 Oct 2004 18:27:23 +0000 (GMT) Received: from dragon.nuxi.com (trang.nuxi.com [66.93.134.19]) by mx1.FreeBSD.org (Postfix) with ESMTP id CCE6943D45 for ; Sun, 17 Oct 2004 18:27:23 +0000 (GMT) (envelope-from obrien@NUXI.com) Received: from dragon.nuxi.com (obrien@localhost [127.0.0.1]) by dragon.nuxi.com (8.13.1/8.13.1) with ESMTP id i9HIRNtR041962; Sun, 17 Oct 2004 11:27:23 -0700 (PDT) (envelope-from obrien@dragon.nuxi.com) Received: (from obrien@localhost) by dragon.nuxi.com (8.13.1/8.13.1/Submit) id i9HIRHmW041956; Sun, 17 Oct 2004 11:27:17 -0700 (PDT) (envelope-from obrien) Date: Sun, 17 Oct 2004 11:27:16 -0700 From: "David O'Brien" To: Xin LI Message-ID: <20041017182716.GB41354@dragon.nuxi.com> References: <20041016174925.GA96809@dragon.nuxi.com> <20041017153856.GA460@frontfree.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20041017153856.GA460@frontfree.net> User-Agent: Mutt/1.4.1i X-Operating-System: FreeBSD 6.0-CURRENT Organization: The NUXI BSD Group X-Pgp-Rsa-Fingerprint: B7 4D 3E E9 11 39 5F A3 90 76 5D 69 58 D9 98 7A X-Pgp-Rsa-Keyid: 1024/34F9F9D5 cc: freebsd-current@freebsd.org Subject: Re: [PATCH] optimizing X now that we don't support i386 CPU's on 6-CURRENT X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: obrien@freebsd.org List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 17 Oct 2004 18:27:24 -0000 On Sun, Oct 17, 2004 at 11:38:56PM +0800, Xin LI wrote: > Hi, David > > I really like to see this happen, as it means we are going to support > modern hardware better, without completely set a barrier for supporting > older hardware. > > By committing this, would you please add something into src/UPDATING > like: > > 200410XX: > Certain part in libc's i386 assembly source code has been changed > in favor of using instructions available only on newer processors > for performance considerations. In order to get libc run on > 80386 processors, you will have to define I386_CPU. We've already so desupported running 6-CURRENT on the original i386 processor, I'd rather not create the appearance that it is still supported and easy to do by simply defining one thing. -- -- David (obrien@FreeBSD.org)