From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40274) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c46Zp-0001Dq-1f for qemu-devel@nongnu.org; Tue, 08 Nov 2016 08:36:37 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c46Zl-0004NS-Sb for qemu-devel@nongnu.org; Tue, 08 Nov 2016 08:36:37 -0500 Received: from mail-wm0-x242.google.com ([2a00:1450:400c:c09::242]:32992) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1c46Zl-0004Mn-MF for qemu-devel@nongnu.org; Tue, 08 Nov 2016 08:36:33 -0500 Received: by mail-wm0-x242.google.com with SMTP id u144so22672905wmu.0 for ; Tue, 08 Nov 2016 05:36:33 -0800 (PST) Sender: Richard Henderson References: <1478611528-24643-1-git-send-email-laurent@vivier.eu> <1478611528-24643-3-git-send-email-laurent@vivier.eu> From: Richard Henderson Message-ID: Date: Tue, 8 Nov 2016 14:36:28 +0100 MIME-Version: 1.0 In-Reply-To: <1478611528-24643-3-git-send-email-laurent@vivier.eu> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v4 2/2] target-m68k: add cas/cas2 ops List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Laurent Vivier , qemu-devel@nongnu.org Cc: schwab@linux-m68k.org, agraf@suse.de, gerg@uclinux.org On 11/08/2016 02:25 PM, Laurent Vivier wrote: > Implement CAS using cmpxchg. > Implement CAS2 using helper and either cmpxchg when > the 32bit addresses are consecutive, or with > parallel_cpus+cpu_loop_exit_atomic() otherwise. > > Suggested-by: Richard Henderson > Signed-off-by: Laurent Vivier > --- > target-m68k/helper.h | 2 + > target-m68k/op_helper.c | 109 ++++++++++++++++++++++++++++++++++ > target-m68k/translate.c | 153 ++++++++++++++++++++++++++++++++++++++++++++++++ > 3 files changed, 264 insertions(+) Reviewed-by: Richard Henderson r~