From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757555AbXIRWhK (ORCPT ); Tue, 18 Sep 2007 18:37:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751774AbXIRWg6 (ORCPT ); Tue, 18 Sep 2007 18:36:58 -0400 Received: from terminus.zytor.com ([198.137.202.10]:58993 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751163AbXIRWg5 (ORCPT ); Tue, 18 Sep 2007 18:36:57 -0400 Message-ID: <46F0521F.10302@zytor.com> Date: Tue, 18 Sep 2007 15:33:03 -0700 From: "H. Peter Anvin" User-Agent: Thunderbird 2.0.0.0 (X11/20070419) MIME-Version: 1.0 To: Jeremy Fitzhardinge CC: Andi Kleen , Mathieu Desnoyers , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, Chuck Ebbert , Christoph Hellwig Subject: Re: [patch 4/7] Immediate Values - i386 Optimization References: <20070918210747.828804366@polymtl.ca> <20070918210853.588573678@polymtl.ca> <46F04856.3010808@goop.org> <46F0515E.2010608@goop.org> In-Reply-To: <46F0515E.2010608@goop.org> X-Enigmail-Version: 0.95.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Jeremy Fitzhardinge wrote: > Andi Kleen wrote: >> Jeremy Fitzhardinge writes: >> >>> It's a pity that gas seems to generate plain 0x90 nops rather than >>> long-nop forms here. I thought it could do that. >>> >> .p2align does it > > Just .p2align? Not align, balign, org or skip? Seems... strange. > Probably it works for .align and .balign too, but not .org. -hpa