From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53515) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gL7sm-0007uq-Pc for qemu-devel@nongnu.org; Fri, 09 Nov 2018 09:35:37 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gL7sj-0001aO-V7 for qemu-devel@nongnu.org; Fri, 09 Nov 2018 09:35:36 -0500 Received: from pio-pvt-msa1.bahnhof.se ([79.136.2.40]:59081) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gL7sj-0001YX-Ll for qemu-devel@nongnu.org; Fri, 09 Nov 2018 09:35:33 -0500 Date: Fri, 9 Nov 2018 15:35:29 +0100 From: Fredrik Noring Message-ID: <20181109143529.GA10409@sx9> References: <20181109132411.GA2303@sx9> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Subject: Re: [Qemu-devel] [PATCH v2 4/6] target/mips: Fix decoding mechanism of special R5900 opcodes List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Aleksandar Markovic Cc: Aurelien Jarno , Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= , =?utf-8?Q?J=C3=BCrgen?= Urban , "Maciej W. Rozycki" , "qemu-devel@nongnu.org" Hi Aleksandar, > Tx79 mentions the opposite: that DDIV, DDIVU, DMULT, DMULTU are not > included in R5900 set. > > I think that the best solution that you exclude DDIV, DDIVU, DMULT, DMULTU > in a separate patch - there is no document to support their inclusion. As Maciej noted, the 64-bit MIPS Linux psABI is indivisible, so how could your alternative possibly work? Fredrik