From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:60123) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gyhRV-0004vV-4a for qemu-devel@nongnu.org; Tue, 26 Feb 2019 13:27:01 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gyhRR-0002wc-NA for qemu-devel@nongnu.org; Tue, 26 Feb 2019 13:26:59 -0500 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]:45754) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gyhRI-0002pm-9s for qemu-devel@nongnu.org; Tue, 26 Feb 2019 13:26:49 -0500 Received: by mail-pf1-x443.google.com with SMTP id v21so6620112pfm.12 for ; Tue, 26 Feb 2019 10:26:47 -0800 (PST) References: <20190226113915.20150-1-david@redhat.com> <20190226113915.20150-3-david@redhat.com> From: Richard Henderson Message-ID: <3bb4f237-8dcf-aeb8-0305-03d69b4e79b5@linaro.org> Date: Tue, 26 Feb 2019 10:26:43 -0800 MIME-Version: 1.0 In-Reply-To: <20190226113915.20150-3-david@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v1 02/33] s390x/tcg: Check vector register instructions at central point List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: David Hildenbrand , qemu-devel@nongnu.org Cc: qemu-s390x@nongnu.org, Cornelia Huck , Thomas Huth , Richard Henderson On 2/26/19 3:38 AM, David Hildenbrand wrote: > Check them at a central point. We'll use a new instruction flag to > flag all vector instructions (IF_VEC) and handle it very similar to > AFP, whereby we use another unused position in the PSW mask to store > the state of vector register enablement per translation block. > > Signed-off-by: David Hildenbrand > --- > target/s390x/cpu.h | 7 +++++++ > target/s390x/translate.c | 12 ++++++++++++ > 2 files changed, 19 insertions(+) Reviewed-by: Richard Henderson r~