From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.33) id 1CfjYe-00005t-IU for qemu-devel@nongnu.org; Sat, 18 Dec 2004 13:44:00 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.33) id 1CfjYd-00005Y-Sd for qemu-devel@nongnu.org; Sat, 18 Dec 2004 13:44:00 -0500 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.33) id 1CfjYd-00005L-MW for qemu-devel@nongnu.org; Sat, 18 Dec 2004 13:43:59 -0500 Received: from [65.74.133.9] (helo=mail.codesourcery.com) by monty-python.gnu.org with esmtp (TLSv1:DES-CBC3-SHA:168) (Exim 4.34) id 1CfjNY-0006MA-3O for qemu-devel@nongnu.org; Sat, 18 Dec 2004 13:32:32 -0500 From: Paul Brook Subject: Re: [Qemu-devel] SMB for DOS ? Date: Sat, 18 Dec 2004 18:32:24 +0000 References: <41C20E6A.7010507@bellard.org> <03BFD3A6-4FBC-11D9-8729-00039307264A@stanfordalumni.org> <20041218181323.GB8020@mail.13thfloor.at> In-Reply-To: <20041218181323.GB8020@mail.13thfloor.at> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200412181832.24252.paul@codesourcery.com> Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org > > I hope you will not forget us poor mac users. Optimizing x86 on ppc > > performance would make a number of people very happy, I'd say. > > performance on ppc can become very good because > there are much more registers available for emulating > the x86 stuff ... The really slow bit tends to be MMU emulation, and more host registers doesn't help here. Mapping all guest registers directly onto host registers probably doesn't make all that much difference as the values will tend to be in L1 cache anyway. Paul