Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751701AbXBVQqA (ORCPT ); Thu, 22 Feb 2007 11:46:00 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751704AbXBVQqA (ORCPT ); Thu, 22 Feb 2007 11:46:00 -0500 Received: from terminus.zytor.com ([192.83.249.54]:40793 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751701AbXBVQp7 (ORCPT ); Thu, 22 Feb 2007 11:45:59 -0500 Message-ID: <45DDC810.3000401@zytor.com> Date: Thu, 22 Feb 2007 08:42:56 -0800 From: "H. Peter Anvin" User-Agent: Thunderbird 1.5.0.9 (X11/20061219) MIME-Version: 1.0 To: Andi Kleen CC: Jeremy Fitzhardinge , Arjan van de Ven , Linux Kernel Mailing List Subject: Re: -freg-struct-return? References: <45DCF1C5.4030006@goop.org> <1172131463.3531.226.camel@laptopd505.fenrus.org> <45DD4FA0.5030205@goop.org> <20070222112207.GA10190@muc.de> In-Reply-To: <20070222112207.GA10190@muc.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 503 Lines: 15 Andi Kleen wrote: > > I didn't think we had any that returned structures. > Sometimes returning small structures is really nice. If you can pass them in registers, it's often generates the fastest possible code; much better than using a pointer. -hpa - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/