From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49298) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VGsxQ-0002ZD-DQ for qemu-devel@nongnu.org; Tue, 03 Sep 2013 11:56:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VGsxK-00039W-Ju for qemu-devel@nongnu.org; Tue, 03 Sep 2013 11:55:56 -0400 Received: from mail-vc0-x22e.google.com ([2607:f8b0:400c:c03::22e]:64474) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VGsxK-00039S-Ex for qemu-devel@nongnu.org; Tue, 03 Sep 2013 11:55:50 -0400 Received: by mail-vc0-f174.google.com with SMTP id gd11so3991376vcb.5 for ; Tue, 03 Sep 2013 08:55:49 -0700 (PDT) Sender: Richard Henderson Message-ID: <52260681.2080006@twiddle.net> Date: Tue, 03 Sep 2013 08:55:45 -0700 From: Richard Henderson MIME-Version: 1.0 References: <1378189680-11987-1-git-send-email-aurelien@aurel32.net> In-Reply-To: <1378189680-11987-1-git-send-email-aurelien@aurel32.net> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 0/4] tcg/optimize: fixes and improvements List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Aurelien Jarno Cc: Paolo Bonzini , qemu-devel@nongnu.org On 09/02/2013 11:27 PM, Aurelien Jarno wrote: > This patchset first fixes known-zero bits optimization so that it is > actually used, and does some further optimizations for 32-bit ops and > unsigned loads. > > Aurelien Jarno (4): > tcg/optimize: fix know-zero bits optimization > tcg/optimize: fix known-zero bits for right shift ops > tcg/optimize: improve known-zero bits for 32-bit ops > tcg/optimize: add known-zero bits compute for load ops > > tcg/optimize.c | 48 +++++++++++++++++++++++++++++++++++++++++++----- > 1 file changed, 43 insertions(+), 5 deletions(-) > Reviewed-by: Richard Henderson Although I agree with Paulo about swapping patch 1 and 2. r~