From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55910) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WEQYp-00009A-5W for qemu-devel@nongnu.org; Fri, 14 Feb 2014 16:44:47 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WEQYg-0004Af-OT for qemu-devel@nongnu.org; Fri, 14 Feb 2014 16:44:39 -0500 Received: from mail-qc0-x22a.google.com ([2607:f8b0:400d:c01::22a]:63295) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WEQYg-0004AZ-I7 for qemu-devel@nongnu.org; Fri, 14 Feb 2014 16:44:30 -0500 Received: by mail-qc0-f170.google.com with SMTP id e9so21381069qcy.1 for ; Fri, 14 Feb 2014 13:44:30 -0800 (PST) Sender: Richard Henderson Message-ID: <52FE8E39.3070303@twiddle.net> Date: Fri, 14 Feb 2014 13:44:25 -0800 From: Richard Henderson MIME-Version: 1.0 References: <1391179418-13422-1-git-send-email-rth@twiddle.net> In-Reply-To: <1391179418-13422-1-git-send-email-rth@twiddle.net> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 0/5] tcg/i386 support for bmi List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aurelien@aurel32.net Ping. On 01/31/2014 06:43 AM, Richard Henderson wrote: > There are three separate architecture extensions for logical operations, > BMI, BMI2, and TBM. The first two are supported on Intel Haswell and > AMD Excavator, while slightly earlier AMD support only BMI and TBM. > > The following adds support for the interesting BMI and BMI2 instructions, > where it is easy to do so. Most of the rest of the new instructions are > irrelevant to TCG. > > When I added support for the ANDC opcode, I noticed some optimization > regressions when looking at ppc64 guest dumps. I will address these > in a separate patch set. > > > r~ > > > Richard Henderson (5): > disas/i386: Disassemble ANDN/SHLX/SHRX/SHAX > tcg/i386: Move TCG_CT_CONST_* to tcg-target.c > tcg/i386: Add tcg_out_vex_modrm > tcg/i386: Use ANDN instruction > tcg/i386: Use SHLX/SHRX/SARX instructions > > disas/i386.c | 146 +++++++++++++++++++++++++++++++++++++++++----- > tcg/i386/tcg-target.c | 156 ++++++++++++++++++++++++++++++++++++++++++-------- > tcg/i386/tcg-target.h | 9 ++- > 3 files changed, 268 insertions(+), 43 deletions(-) >