From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:58295) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RxOE3-00021u-MC for qemu-devel@nongnu.org; Tue, 14 Feb 2012 14:39:44 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RxOE2-0003uw-Uk for qemu-devel@nongnu.org; Tue, 14 Feb 2012 14:39:43 -0500 Received: from mail-qy0-f173.google.com ([209.85.216.173]:60302) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RxOE2-0003ur-MR for qemu-devel@nongnu.org; Tue, 14 Feb 2012 14:39:42 -0500 Received: by qcsc20 with SMTP id c20so219816qcs.4 for ; Tue, 14 Feb 2012 11:39:42 -0800 (PST) Sender: Richard Henderson Message-ID: <4F3AB87A.7030106@twiddle.net> Date: Tue, 14 Feb 2012 11:39:38 -0800 From: Richard Henderson MIME-Version: 1.0 References: <4F399FBD.4050302@twiddle.net> In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 0/6] AREG0 patches v5 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Blue Swirl Cc: qemu-devel , Aurelien Jarno On 02/14/2012 10:54 AM, Blue Swirl wrote: > By the way, it could be possible to extract and extend the regparm(3) > change and switch to always using the stack based calling convention > (eliminate REGPARM), before AREG0 patches. Then the performance effect > could be measured for just this change. That sounds like a worthwhile split. r~