From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28411 invoked by alias); 11 Aug 2008 21:24:35 -0000 Received: (qmail 28402 invoked by uid 22791); 11 Aug 2008 21:24:34 -0000 X-Spam-Check-By: sourceware.org Received: from xena.cds1.net (HELO mail.cds1.net) (216.174.197.150) by sourceware.org (qpsmtpd/0.31) with ESMTP; Mon, 11 Aug 2008 21:24:00 +0000 Received: from localhost (neptune-canopy.cds1.net [172.16.10.246]) by mail.cds1.net (Postfix) with ESMTP id 4FC1EE8A592F; Mon, 11 Aug 2008 14:23:58 -0700 (PDT) Received: from mail.cds1.net ([172.16.10.33]) by localhost (neptune.cds1.net [172.16.10.246]) (amavisd-new, port 10024) with ESMTP id 4QwRiLpIaOlV; Mon, 11 Aug 2008 14:23:58 -0700 (PDT) Received: from [192.168.1.103] (dhcp-172-16-14-253.cds1.net [172.16.14.253]) by mail.cds1.net (Postfix) with ESMTP id 5064DE8A5949; Mon, 11 Aug 2008 14:23:51 -0700 (PDT) Subject: Re: GNU C++ Inline Assembler From: Bob Plantz To: Andrew Haley Cc: Robin-Vossen , gcc-help@gcc.gnu.org In-Reply-To: <48A08513.6050103@redhat.com> References: <18912389.post@talk.nabble.com> <1218415637.5988.10.camel@bob-desktop> <18929255.post@talk.nabble.com> <48A08513.6050103@redhat.com> Content-Type: text/plain Date: Tue, 12 Aug 2008 01:08:00 -0000 Message-Id: <1218489833.5989.6.camel@bob-desktop> Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 Content-Transfer-Encoding: 7bit X-IsSubscribed: yes Mailing-List: contact gcc-help-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-help-owner@gcc.gnu.org X-SW-Source: 2008-08/txt/msg00107.txt.bz2 On Mon, 2008-08-11 at 19:29 +0100, Andrew Haley wrote: > Sure, but it massively de-optimizes the code. If you want the best > performance -- and if you're using asm I guess you do -- you'll > want to use GNU-style asm. > > Andrew. How can that be? The thing that matters is the machine code. Both syntaxes generate exactly the same machine code. Bob