From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 243A8C433F5 for ; Wed, 12 Jan 2022 11:54:42 +0000 (UTC) Received: from localhost ([::1]:35590 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n7cDB-00015L-5P for qemu-devel@archiver.kernel.org; Wed, 12 Jan 2022 06:54:41 -0500 Received: from eggs.gnu.org ([209.51.188.92]:57380) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n7bxB-00023k-7v for qemu-devel@nongnu.org; Wed, 12 Jan 2022 06:38:09 -0500 Received: from smtpout2.mo529.mail-out.ovh.net ([79.137.123.220]:41461) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n7bx8-0004xE-Gt for qemu-devel@nongnu.org; Wed, 12 Jan 2022 06:38:07 -0500 Received: from mxplan5.mail.ovh.net (unknown [10.108.1.93]) by mo529.mail-out.ovh.net (Postfix) with ESMTPS id EB4A2D7362CA; Wed, 12 Jan 2022 12:38:03 +0100 (CET) Received: from kaod.org (37.59.142.98) by DAG4EX1.mxp5.local (172.16.2.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.18; Wed, 12 Jan 2022 12:38:03 +0100 Authentication-Results: garm.ovh; auth=pass (GARM-98R002d04dcb81-e78d-4288-8c28-8cfb44a7805d, A592080CF6696E93141344BF12041CC400C87CD6) smtp.auth=clg@kaod.org X-OVh-ClientIp: 82.64.250.170 Message-ID: <794bd31d-8039-cf0f-e9b8-8bc285754cc9@kaod.org> Date: Wed, 12 Jan 2022 12:38:02 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.3.0 Subject: Re: [PATCH] target/ppc: Add extra float instructions to POWER5P processors Content-Language: en-US To: , References: <20220110161959.758997-1-clg@kaod.org> From: =?UTF-8?Q?C=c3=a9dric_Le_Goater?= In-Reply-To: <20220110161959.758997-1-clg@kaod.org> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [37.59.142.98] X-ClientProxiedBy: DAG8EX2.mxp5.local (172.16.2.72) To DAG4EX1.mxp5.local (172.16.2.31) X-Ovh-Tracer-GUID: 1c029400-31b4-4d9b-a683-aceb951d5d5e X-Ovh-Tracer-Id: 13662513894622071706 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: 0 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgedvvddrtddugddtgecutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfqggfjpdevjffgvefmvefgnecuuegrihhlohhuthemucehtddtnecunecujfgurhepkfffgggfuffvfhfhjggtgfhisehtkeertddtfeejnecuhfhrohhmpeevrogurhhitggpnfgvpgfiohgrthgvrhcuoegtlhhgsehkrghougdrohhrgheqnecuggftrfgrthhtvghrnhepieegvdffkeegfeetuddttddtveduiefhgeduffekiedtkeekteekhfffleevleelnecukfhppedtrddtrddtrddtpdefjedrheelrddugedvrdelkeenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhhouggvpehsmhhtphhouhhtpdhhvghlohepmhigphhlrghnhedrmhgrihhlrdhovhhhrdhnvghtpdhinhgvtheptddrtddrtddrtddpmhgrihhlfhhrohhmpegtlhhgsehkrghougdrohhrghdpnhgspghrtghpthhtohepuddprhgtphhtthhopehqvghmuhdquggvvhgvlhesnhhonhhgnhhurdhorhhg Received-SPF: pass client-ip=79.137.123.220; envelope-from=clg@kaod.org; helo=smtpout2.mo529.mail-out.ovh.net X-Spam_score_int: -5 X-Spam_score: -0.6 X-Spam_bar: / X-Spam_report: (-0.6 / 5.0 requ) BAYES_00=-1.9, NICE_REPLY_A=-0.001, RCVD_IN_BL_SPAMCOP_NET=1.347, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 1/10/22 17:19, Cédric Le Goater wrote: > ISA v2.03 introduced Floating Round to Integer instructions : frin, > friz, frip, and frim. Add them to POWER5+. > > The PPC_FLOAT_EXT flag also includes the fre (Floating Reciprocal > Estimate) instruction which was introduced in ISA v2.0x. The > architecture document says its optional and that might the reason why > it has been kept under the PPC_FLOAT_EXT. This means 970 CPUs can not > use it under QEMU. > > Signed-off-by: Cédric Le Goater Applied to ppc7.0. Thanks, C.