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 E99D7C678D5 for ; Sat, 4 Mar 2023 04:05:48 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pYJ8t-0000sI-Hd; Fri, 03 Mar 2023 23:05:07 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pYJ8p-0000pz-GK for qemu-devel@nongnu.org; Fri, 03 Mar 2023 23:05:04 -0500 Received: from mga07.intel.com ([134.134.136.100]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pYJ8m-00054d-8e for qemu-devel@nongnu.org; Fri, 03 Mar 2023 23:05:02 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1677902700; x=1709438700; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=HD3SckavdhIBNyA+9INcHkdVwaDWSnDk3Cz9Xpj5Hqs=; b=eoIS9Vuw+xCn/FbfrZhYInm8dnXEKjOgH9/TXRO6wDtjX6bY5wuJJCS3 blYGYi5/d+lkMBlVJar+I3rp0HuXnwPg3Oavp+OIP8gGWZJfraQ1C9YUY I9m7tZMBgWUEAMiausPHqAD8aky4vjSSDYc6dVbDa8O1A5ufZcaiNWhvf gpHEiBj8W4FlhNWJor8WesJ9Q1RWza8MzBELCIoK2svCMD2nfHGDcGScS wO4ObwMfKDenFFvxb2nA9KAa7aC5hkyqsM9Z0rv+BuleEkiE8fVFLhtSi j6SCWJsjYHItC4gErIF5/z90Ox6ID1b0LKzESXGRa2sY4ksAXX35l/TV8 A==; X-IronPort-AV: E=McAfee;i="6500,9779,10638"; a="400036518" X-IronPort-AV: E=Sophos;i="5.98,232,1673942400"; d="scan'208";a="400036518" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Mar 2023 20:04:56 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10638"; a="849711208" X-IronPort-AV: E=Sophos;i="5.98,232,1673942400"; d="scan'208";a="849711208" Received: from xiaoyaol-hp-g830.ccr.corp.intel.com (HELO [10.249.168.161]) ([10.249.168.161]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Mar 2023 20:04:54 -0800 Message-ID: Date: Sat, 4 Mar 2023 12:04:51 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Firefox/102.0 Thunderbird/102.8.0 Subject: Re: [PATCH v2 0/6] target/i386: Support new Intel platform Instructions in CPUID enumeration Content-Language: en-US To: Tao Su , qemu-devel@nongnu.org Cc: pbonzini@redhat.com, richard.henderson@linaro.org, yang.zhong@intel.com, jing2.liu@intel.com, vkuznets@redhat.com, philmd@linaro.org References: <20230303065913.1246327-1-tao1.su@linux.intel.com> From: Xiaoyao Li In-Reply-To: <20230303065913.1246327-1-tao1.su@linux.intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=134.134.136.100; envelope-from=xiaoyao.li@intel.com; helo=mga07.intel.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HK_RANDOM_ENVFROM=0.001, HK_RANDOM_FROM=0.999, NICE_REPLY_A=-0.089, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 3/3/2023 2:59 PM, Tao Su wrote: > Intel platforms Granite Rapids/Sierra Forest introduce below new > instructions and CPUID leaves: > > - CMPccXADD CPUID.(EAX=7,ECX=1):EAX[bit 7] > - AMX-FP16 CPUID.(EAX=7,ECX=1):EAX[bit 21] > - AVX-IFMA CPUID.(EAX=7,ECX=1):EAX[bit 23] > - AVX-VNNI-INT8 CPUID.(EAX=7,ECX=1):EDX[bit 4] > - AVX-NE-CONVERT CPUID.(EAX=7,ECX=1):EDX[bit 5] > - PREFETCHITI CPUID.(EAX=7,ECX=1):EDX[bit 14] > > Details can be found in recent Intel ISE (Instruction Set Extensions)[1]. > > KVM part of advertising these CPUID bits have been already in Linux > mainline from commit(6a19d7aa5821) to commit(29c46979b25d). This series > adds the counterpart in QEMU to allow these features exposed to guest. > > [1] Intel ISE: https://cdrdv2.intel.com/v1/dl/getContent/671368 > For the whole series, Reviewed-by: Xiaoyao Li > --- > > Changelog: > > v2: > - Rebase to latest QEMU. > - Improve changelog. > v1: > - https://lore.kernel.org/all/20221208071917.1923093-1-jiaxi.chen@linux.intel.com/ > > Jiaxi Chen (6): > target/i386: Add support for CMPCCXADD in CPUID enumeration > target/i386: Add support for AMX-FP16 in CPUID enumeration > target/i386: Add support for AVX-IFMA in CPUID enumeration > target/i386: Add support for AVX-VNNI-INT8 in CPUID enumeration > target/i386: Add support for AVX-NE-CONVERT in CPUID enumeration > target/i386: Add support for PREFETCHIT0/1 in CPUID enumeration > > target/i386/cpu.c | 26 +++++++++++++++++++++++--- > target/i386/cpu.h | 14 ++++++++++++++ > 2 files changed, 37 insertions(+), 3 deletions(-) > > > base-commit: 627634031092e1514f363fd8659a579398de0f0e