From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa4.mentor.iphmx.com (esa4.mentor.iphmx.com [68.232.137.252]) by sourceware.org (Postfix) with ESMTPS id B4B783858D20 for ; Fri, 4 Feb 2022 18:57:09 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org B4B783858D20 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=codesourcery.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=mentor.com IronPort-SDR: FvQ5i4xkBt6snf8dU3PW2gA4BR2bCOd6aBXHLH1y/mwivdufHMMZhAjo8H50bdDkzz7dukOnVY D24ZeIULzUB6Xu1s67tCmS2sZ/EAlIiEm63k9aV9o1ayp9xi1EoBIAb7PlMYrd1ztDBPZSV/nW XzOJ48DZSrreHGPUjNgB3cD5/ntBNn+JkliKp82Le0IRf4rIeDpop4zHUS26S0LRe1K+9ykW79 0vepetkh6tFfUDb8o6zMiTb89fBLNpz3bVNPvL3XH9TY0sCqLyESGCzPpdpG06M56sldV0kGri pGwf0tOTKCXpcXvPesePqCad X-IronPort-AV: E=Sophos;i="5.88,343,1635235200"; d="scan'208";a="71575996" Received: from orw-gwy-01-in.mentorg.com ([192.94.38.165]) by esa4.mentor.iphmx.com with ESMTP; 04 Feb 2022 10:57:08 -0800 IronPort-SDR: kqyaqsz3Pk+ShWmWhA76+UfIsZa7WbNmv4c4sjrVGwhznpPiXVMzfUEBZ/T0Fydbkh/j7oOYe4 23KWbjsF3WwnWpczofvg/SXvA5zpqZJ02bDdb4g/WXu2cFi6b4ZZaZ2k8fTwWPiyTXpPi1i2jZ KbFXgvtD07sNQz+aG+dFS8Cg0WelFWseaR1JWhCY9vfbwxhPZqOVG2D+LDp0xKXBSykfHBXYEj nSccmZHD5Bv4H1Nd1qPncsARmdciFzNvgGFZRQ4tRiSsDMfRnLnmKAbwERBKyXlEL1kmgj3KKt D9s= Date: Fri, 4 Feb 2022 18:57:03 +0000 From: Joseph Myers X-X-Sender: jsm28@digraph.polyomino.org.uk To: Noah Goldstein CC: Subject: Re: [PATCH v4 3/5] x86: Optimize strcmp-avx2.S In-Reply-To: <20220203214215.3275256-3-goldstein.w.n@gmail.com> Message-ID: References: <20220203214215.3275256-1-goldstein.w.n@gmail.com> <20220203214215.3275256-3-goldstein.w.n@gmail.com> User-Agent: Alpine 2.22 (DEB 394 2020-01-19) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" X-Originating-IP: [137.202.0.90] X-ClientProxiedBy: SVR-IES-MBX-07.mgc.mentorg.com (139.181.222.7) To svr-ies-mbx-01.mgc.mentorg.com (139.181.222.1) X-Spam-Status: No, score=-3115.0 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, KAM_DMARC_STATUS, SPF_HELO_PASS, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 04 Feb 2022 18:57:11 -0000 I've seeing a build failure for x32 that looks likely to be caused by this patch. ../sysdeps/x86_64/multiarch/strcmp-avx2.S: Assembler messages: ../sysdeps/x86_64/multiarch/strcmp-avx2.S:109: Error: unsupported instruction `mov' /scratch/jmyers/glibc-bot/build/glibcs/x86_64-linux-gnu-x32/glibc/sysd-rules:847: recipe for target '/scratch/jmyers/glibc-bot/build/glibcs/x86_64-linux-gnu-x32/glibc/string/strncmp-avx2.o' failed make[3]: *** [/scratch/jmyers/glibc-bot/build/glibcs/x86_64-linux-gnu-x32/glibc/string/strncmp-avx2.o] Error 1 -- Joseph S. Myers joseph@codesourcery.com