From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35968) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vnzj8-00088Y-4h for qemu-devel@nongnu.org; Tue, 03 Dec 2013 18:50:06 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vnzj3-0002VX-De for qemu-devel@nongnu.org; Tue, 03 Dec 2013 18:50:02 -0500 Received: from mail-yh0-x22d.google.com ([2607:f8b0:4002:c01::22d]:59270) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vnzj3-0002VT-8n for qemu-devel@nongnu.org; Tue, 03 Dec 2013 18:49:57 -0500 Received: by mail-yh0-f45.google.com with SMTP id v1so9881567yhn.32 for ; Tue, 03 Dec 2013 15:49:56 -0800 (PST) Sender: Richard Henderson Message-ID: <529E6E1C.6040009@twiddle.net> Date: Wed, 04 Dec 2013 12:49:48 +1300 From: Richard Henderson MIME-Version: 1.0 References: <1386107477-24165-1-git-send-email-peter.maydell@linaro.org> <1386107477-24165-8-git-send-email-peter.maydell@linaro.org> In-Reply-To: <1386107477-24165-8-git-send-email-peter.maydell@linaro.org> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 07/12] target-arm: A64: expand decoding skeleton for system instructions 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 , C Fontana , Dirk Mueller , Laurent Desnogues , kvmarm@lists.cs.columbia.edu On 12/04/2013 10:51 AM, Peter Maydell wrote: > From: Claudio Fontana > > Decode the various kinds of system instructions: > hints (HINT), which include NOP, YIELD, WFE, WFI, SEV, SEL > sync instructions, which include CLREX, DSB, DMB, ISB > msr_i, which move immediate to processor state field > sys, which include all SYS and SYSL instructions > msr, which move from a gp register to a system register > mrs, which move from a system register to a gp register > > Provide implementations where they are trivial nops. > > Signed-off-by: Claudio Fontana > Signed-off-by: Peter Maydell > --- > target-arm/translate-a64.c | 130 +++++++++++++++++++++++++++++++++++++++++++- Reviewed-by: Richard Henderson r~