From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yb1-xb34.google.com (mail-yb1-xb34.google.com [IPv6:2607:f8b0:4864:20::b34]) by sourceware.org (Postfix) with ESMTPS id 075143858C83 for ; Tue, 19 Apr 2022 20:54:08 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 075143858C83 Received: by mail-yb1-xb34.google.com with SMTP id d19so4881370ybc.5 for ; Tue, 19 Apr 2022 13:54:08 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=TBCWtKp2kG+t961NKr7YCFPYHZ77Z6icOaAEN32Go0s=; b=EoqV3CkyVUeUnuyVCoxe+Lx8Blw5t1/38CTWmyX/rhUiWm0TtWdgyzEl1sRE9Qcq8/ 4Tz4KpJCvH6Envm5utd3ZdbKy3FL7STaKYXjJfRfczZ5DrBMqICsc2D5Ne3YAIQcE5gD yNA2xDm/+CpVvAGssjGZK10QoYs2sU3wIErQBIBdpi7gTZDpwH4pikpMjwUqEvxz81cr ixeoKrNH1GLYIZFomYv0D3DbCOaftLLJLVx+F2ZSmXdhi1kvGZrc/2WW/4F6uYNTATAd POrxU4RJ9XYx9dZKUVF0sIS802fMXnkotW365hKKchovinlNrlhPLPVyTncUYdSQYCMD 4rEw== X-Gm-Message-State: AOAM531CsVcqqIwPqO5YA+q58x5kxvC6pqp700ETePuiHi9/NIL4nd7m jkTX3bNsiC4HsN79HxqHDlBK44mS4dnPxaGzrCc= X-Google-Smtp-Source: ABdhPJynK41NdACd7yiPKJk8o5xn9AgU+R6dVOcJ/FWKjjW3YctAjqibscWMDyThUhF6iCsOCryOVb6nWy4i1HENLnA= X-Received: by 2002:a25:35d5:0:b0:632:c30d:cc0f with SMTP id c204-20020a2535d5000000b00632c30dcc0fmr17495890yba.43.1650401647429; Tue, 19 Apr 2022 13:54:07 -0700 (PDT) MIME-Version: 1.0 References: <20220415055132.1257272-1-goldstein.w.n@gmail.com> <20220415172801.1525674-1-goldstein.w.n@gmail.com> In-Reply-To: From: Noah Goldstein Date: Tue, 19 Apr 2022 15:53:56 -0500 Message-ID: Subject: Re: [PATCH v3 1/3] x86: Optimize memcmp SSE2 in memcmp.S To: Joseph Myers Cc: "H.J. Lu" , GNU C Library Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham 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: Tue, 19 Apr 2022 20:54:09 -0000 On Tue, Apr 19, 2022 at 3:30 PM Joseph Myers wrot= e: > > A recent commit, probably this one, broke the build for x86_64-linux-gnu > --disable-multi-arch. > > /scratch/jmyers/glibc-bot/install/compilers/x86_64-linux-gnu/lib/gcc/x86_= 64-glibc-linux-gnu/11.2.1/../../../../x86_64-glibc-linux-gnu/bin/ld: /scrat= ch/jmyers/glibc-bot/build/glibcs/x86_64-linux-gnu-minimal/glibc/libc_pic.os= : in function `internal_fnwmatch': > /scratch/jmyers/glibc-bot/src/glibc/posix/fnmatch_loop.c:513: undefined r= eference to `__wmemcmp' > /scratch/jmyers/glibc-bot/install/compilers/x86_64-linux-gnu/lib/gcc/x86_= 64-glibc-linux-gnu/11.2.1/../../../../x86_64-glibc-linux-gnu/bin/ld: /scrat= ch/jmyers/glibc-bot/src/glibc/posix/fnmatch_loop.c:536: undefined reference= to `__wmemcmp' > /scratch/jmyers/glibc-bot/install/compilers/x86_64-linux-gnu/lib/gcc/x86_= 64-glibc-linux-gnu/11.2.1/../../../../x86_64-glibc-linux-gnu/bin/ld: /scrat= ch/jmyers/glibc-bot/src/glibc/posix/fnmatch_loop.c:704: undefined reference= to `__wmemcmp' > > https://sourceware.org/pipermail/libc-testresults/2022q2/009576.html Reproduced issue, think have fix. Testing it now. > > -- > Joseph S. Myers > joseph@codesourcery.com