From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46849) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uobmx-00023Y-QA for qemu-devel@nongnu.org; Mon, 17 Jun 2013 11:56:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Uobmr-0000sM-Fq for qemu-devel@nongnu.org; Mon, 17 Jun 2013 11:56:15 -0400 Received: from mail-ye0-f180.google.com ([209.85.213.180]:45102) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Uobmr-0000sB-BK for qemu-devel@nongnu.org; Mon, 17 Jun 2013 11:56:09 -0400 Received: by mail-ye0-f180.google.com with SMTP id r11so985737yen.11 for ; Mon, 17 Jun 2013 08:56:08 -0700 (PDT) Sender: Richard Henderson Message-ID: <51BF3195.1060706@twiddle.net> Date: Mon, 17 Jun 2013 08:56:05 -0700 From: Richard Henderson MIME-Version: 1.0 References: <1370541947-909-1-git-send-email-rth@twiddle.net> <51B61E01.5090703@twiddle.net> In-Reply-To: <51B61E01.5090703@twiddle.net> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 0/5] tcg-arm: Runtime detection of architecture List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aurelien@aurel32.net Ping. On 06/10/2013 11:42 AM, Richard Henderson wrote: > Ping. > > > On 06/06/2013 11:05 AM, Richard Henderson wrote: >> Two prepatory generic tcg patches, to allow non-constant values for >> the various TCG_TARGET_HAS_foo macros. >> >> When in patch 3 this gets used, the code inlined in the translators >> will be able to check the relevant variable and emit either division >> opcode or the call to the division subroutine. >> >> Perhaps more valuable is being able to generate armv7 insns when >> running on e.g. an cortex-a15, even when the OS distribution is >> built for a more generic armv5. >> >> Tested on an a15, and with various hacks to force each of the unused >> code paths to be used. >> >> >> r~ >> >> >> Richard Henderson (5): >> tcg: Allow non-constant control macros >> tcg: Simplify logic using TCG_OPF_NOT_PRESENT >> tcg-arm: Make use of conditional availability of opcodes for divide >> tcg-arm: Simplify logic in detecting the ARM ISA in use >> tcg-arm: Use AT_PLATFORM to detect the host ISA >> >> tcg/arm/tcg-target.c | 82 +++++++++++++++++++++++++++------------------------- >> tcg/arm/tcg-target.h | 14 +++++---- >> tcg/tcg-opc.h | 28 ++++++++++-------- >> tcg/tcg.c | 4 +-- >> tcg/tcg.h | 3 +- >> 5 files changed, 69 insertions(+), 62 deletions(-) >> >