From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935999AbXGWUmC (ORCPT ); Mon, 23 Jul 2007 16:42:02 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S934394AbXGWUlw (ORCPT ); Mon, 23 Jul 2007 16:41:52 -0400 Received: from gw.goop.org ([64.81.55.164]:34428 "EHLO mail.goop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1765029AbXGWUlv (ORCPT ); Mon, 23 Jul 2007 16:41:51 -0400 Message-ID: <46A51254.8000508@goop.org> Date: Mon, 23 Jul 2007 13:40:52 -0700 From: Jeremy Fitzhardinge User-Agent: Thunderbird 2.0.0.4 (X11/20070615) MIME-Version: 1.0 To: Trent Piepho CC: Satyam Sharma , Linux Kernel Mailing List , David Howells , Nick Piggin , Andi Kleen , Andrew Morton , Linus Torvalds Subject: Re: [PATCH 7/8] i386: bitops: Kill needless usage of __asm__ __volatile__ References: <20070723160528.22137.84144.sendpatchset@cselinux1.cse.iitk.ac.in> <20070723160603.22137.16516.sendpatchset@cselinux1.cse.iitk.ac.in> <46A4D612.9050209@goop.org> <46A4E7E3.8090105@goop.org> In-Reply-To: X-Enigmail-Version: 0.95.2 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 Trent Piepho wrote: > gcc also tries to count the number of instructions, to guess how large in > bytes the asm block is, as it could make a difference for near vs short > jumps, etc. > How does it do that? By looking for \n, ';', etc? J