From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out203-205-221-190.mail.qq.com (out203-205-221-190.mail.qq.com [203.205.221.190]) by sourceware.org (Postfix) with ESMTPS id AAEA43858D37 for ; Mon, 7 Feb 2022 03:15:47 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org AAEA43858D37 Received: from [7.249.232.127] ([119.3.119.21]) by newxmesmtplogicsvrszc10.qq.com (NewEsmtp) with SMTP id 3EA04E52; Mon, 07 Feb 2022 11:15:42 +0800 X-QQ-mid: xmsmtpt1644203742tbib0184e Message-ID: X-QQ-XMAILINFO: M3vv73qU6a4uQoJxs7L080rvOW/58ZxrrASrH2KvjIXRUsFyW2RJ7BLmL5WlHT 8k+7ozCOp7I1GquaTMi4DTA0FBslppiwOImRg+6dfxOX5VaU3n1pEuQnzT9dn7KjiXlt5y5G++ji VbaRXDm93aGtJqwtd3y4lMTTy5jmEco8LFbSmnPCL5Mi6flU1t3aQo7VSkunOeNDtzFDtKGtvEva yA93UbbPl3wFxKM3isGqA0paePFIDiBUIRubpiUCRFwiFIN0xPj2oGJc99YNcUK9MrMf5Ks+x0wE N0LlIq+8ehYI9Te8DqQvSe+S/hnjg3aYIejEmkxwAc7w3jfA2gCEbUjWhgdBzOgp8eMrw/+nXK43 OOYuG1PNxN0hP/dkyPwiu1+K+kZElTFA9XIFA1Yxfqy70KwZpAtgMWyS2Qq04zUNmUZ+6fgb3MY0 U1ZP+tOQR/VEjIyqc7RO92sd6jVK8JX1li+jsJBWjydLGl4utXkyHoKFTF27kfBtspghpOwD55JL Xs/NhhqKCPZuAyhx8ukJnggTNm0fbGdnsugg3nAL/Al0gyRCQuVz7YI0oYRokUAj3V3lVVr13lLV FndbIJ91qPGqDOOLr01z0bKY/M4z7jjCC5JqiWlYd5v/kZtWnUdQzr5UERq/esMD09pEgB/ApbxB p3XUr5Q9ic/jMyXrVGgadiiCs+nT9mSCkpVfpHutPP1Pk7zdgvCRvVGJh2V+Y537sfmqe1dVZz2i Ge2LUVUBTJWWP5KG6tlTlGfWZ5gADZic2vmqm81ijavXcU2UAyRYBkkgCWJVEIXSNbXswmaqQRnz 1izj7yvyjso1xmW1okGrxaH4L/t/F0AQ6SEUlpYa4UPDK/16F+kkTldWpd6zDd4mCO+xl+1OX1cg == Subject: Re: [Intel SPR] Progress of GCC support for Intel SPR features To: Andrew Pinski , hubicka@ucw.cz Cc: GCC Mailing List References: <4652ef74-3f2d-f04c-d560-de89ff37013c@foxmail.com> From: LiYancheng X-OQ-MSGID: <2fb12610-acbf-b35f-37bd-d390be1075f4@foxmail.com> Date: Mon, 7 Feb 2022 11:15:41 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Spam-Status: No, score=2.9 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FORGED_MUA_MOZILLA, FREEMAIL_FROM, HELO_DYNAMIC_IPADDR, NICE_REPLY_A, RCVD_IN_DNSWL_NONE, RDNS_DYNAMIC, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.4 X-Spam-Level: ** X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gcc@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 07 Feb 2022 03:15:52 -0000 On 2022/2/7 10:03, Andrew Pinski wrote: > On Sun, Feb 6, 2022 at 5:59 PM LiYancheng via Gcc wrote: >> Hello everyone! >> >> I have some questions to ask: >> >> 1. How does GCC support Sapphrie Rapids CPU now? >> >> 2. Does GCC 11 fully support all the features of SPR? >> From the release note, it seems that 5g ISA (fp16)/hfni is >> not supported yet. > It will be included in GCC 12 which should be released in less than 4 months. Thank you for your reply！ >> 3. What is the simulation tool used by GCC to verify SPR characteristics? >> Is it open source? > Intel is doing the patching to GCC and binutils so I suspect they > verify using their internal tools and I highly doubt it is free > source. > > > Thanks, > Andrew Pinski > Any suggestions from Intel? Thanks! yancheng >> Thanks for all the help, >> >> yancheng >>