From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57243) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XljQh-0005tk-Dy for qemu-devel@nongnu.org; Tue, 04 Nov 2014 14:06:19 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XljQa-0000T2-04 for qemu-devel@nongnu.org; Tue, 04 Nov 2014 14:06:11 -0500 Received: from cantor2.suse.de ([195.135.220.15]:55660 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XljQZ-0000Sl-Q9 for qemu-devel@nongnu.org; Tue, 04 Nov 2014 14:06:03 -0500 Message-ID: <54592399.6070004@suse.de> Date: Tue, 04 Nov 2014 20:06:01 +0100 From: Alexander Graf MIME-Version: 1.0 References: <1415103708-115450-1-git-send-email-agraf@suse.de> <1415103708-115450-3-git-send-email-agraf@suse.de> <54591D87.2060605@mail.uni-paderborn.de> In-Reply-To: <54591D87.2060605@mail.uni-paderborn.de> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 2/2] s390x: Ignore sam31 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Bastian Koppelmann , rth@twiddle.net Cc: qemu-devel@nongnu.org On 04.11.14 19:40, Bastian Koppelmann wrote: > Hi Alex, > > I'm not really happy with that. A brief look into the instruction manual > shows, that modal instructions have different outputs depending on the > addressing mode. On the long run it would be better to implement this. > That said I'm not an expert on s390x and there is a reason we're only > doing 64-bit. IIRC we even do support 31bit mode - we merely would need to set the respective PSW bit :). I'll give that a try. Alex