From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39634) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W5gyD-0002ES-Rn for qemu-devel@nongnu.org; Tue, 21 Jan 2014 14:26:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1W5gy5-0001KS-Fe for qemu-devel@nongnu.org; Tue, 21 Jan 2014 14:26:45 -0500 Received: from mail-qc0-x22c.google.com ([2607:f8b0:400d:c01::22c]:64164) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W5gy5-0001KM-8Z for qemu-devel@nongnu.org; Tue, 21 Jan 2014 14:26:37 -0500 Received: by mail-qc0-f172.google.com with SMTP id c9so7498376qcz.3 for ; Tue, 21 Jan 2014 11:26:36 -0800 (PST) Sender: Richard Henderson Message-ID: <52DEC9E3.6000805@twiddle.net> Date: Tue, 21 Jan 2014 11:26:27 -0800 From: Richard Henderson MIME-Version: 1.0 References: <1389984257-6822-1-git-send-email-peter.maydell@linaro.org> <1389984257-6822-4-git-send-email-peter.maydell@linaro.org> In-Reply-To: <1389984257-6822-4-git-send-email-peter.maydell@linaro.org> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 3/8] target-arm: A64: Add SIMD scalar 3 same add, sub and compare ops List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Maydell , qemu-devel@nongnu.org Cc: patches@linaro.org, Michael Matz , Alexander Graf , Claudio Fontana , Dirk Mueller , Will Newton , Laurent Desnogues , =?ISO-8859-1?Q?Alex_Benn=E9e?= , kvmarm@lists.cs.columbia.edu, Christoffer Dall On 01/17/2014 10:44 AM, Peter Maydell wrote: > + * We implement this using setcond (!test) and subtracting 1. FWIW -(test) is more space efficient for x86 host. I doubt there's any space or speed impact either way for any other host. r~