From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.33) id 1BsTJV-0004Dh-Kv for qemu-devel@nongnu.org; Wed, 04 Aug 2004 17:28:45 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.33) id 1BsTJT-0004DJ-Ur for qemu-devel@nongnu.org; Wed, 04 Aug 2004 17:28:45 -0400 Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.33) id 1BsTJT-0004D9-Qd for qemu-devel@nongnu.org; Wed, 04 Aug 2004 17:28:43 -0400 Received: from [193.252.22.27] (helo=mwinf0404.wanadoo.fr) by monty-python.gnu.org with esmtp (Exim 4.34) id 1BsTFd-0007d4-Rm for qemu-devel@nongnu.org; Wed, 04 Aug 2004 17:24:46 -0400 Received: from me-wanadoo.net (localhost [127.0.0.1]) by mwinf0404.wanadoo.fr (SMTP Server) with SMTP id 79CB5380014F for ; Wed, 4 Aug 2004 23:24:44 +0200 (CEST) Received: from bellard.org (ATuileries-112-1-3-232.w81-48.abo.wanadoo.fr [81.48.134.232]) by mwinf0404.wanadoo.fr (SMTP Server) with ESMTP id 358D538000CB for ; Wed, 4 Aug 2004 23:24:44 +0200 (CEST) Message-ID: <4111542D.6050201@bellard.org> Date: Wed, 04 Aug 2004 23:25:01 +0200 From: Fabrice Bellard MIME-Version: 1.0 Subject: Re: [Qemu-devel] Re: Performances on Mac OS X References: <000001c47a53$fc072f20$8cdb71d5@msgrus.se> <41114D7E.7090201@bellard.org> <2ad73a040804141359052b1a@mail.gmail.com> In-Reply-To: <2ad73a040804141359052b1a@mail.gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8bit 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 André Braga wrote: > Still, there are the graphic routines (which are *painfully slow* when > it goes to VESA mode; console is rather zippy!) and I'm positive the > compiler can optimize FP instructions with SSE or something and/or > reorder/reschedule/etc the instructions in order to ameliorate cache > hits and whatnot. FP is not used in QEMU except for the CPU emulation itself, so expect no gain. About VESA with the Cirrus VGA card, the code just needs to be optimized ! Fabrice.