From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yw1-x112d.google.com (mail-yw1-x112d.google.com [IPv6:2607:f8b0:4864:20::112d]) by sourceware.org (Postfix) with ESMTPS id 0ACAE3858417 for ; Sat, 13 Apr 2024 20:27:02 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 0ACAE3858417 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 0ACAE3858417 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2607:f8b0:4864:20::112d ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1713040023; cv=none; b=WaMwNQ8csNA0Sq/pBlyRW4rRE7jYkUIF6pQ4pbgTByf/ALOChL5e18ns8uWslbJfKGcdhi5INIo3AxzhOITvf/LGSydhkhqNUVRcMBTkiL6T6yigrLPWKpVn3NJowr5IuYzee3XTpAqKoGGW8ZrU/TuUFxcZZH7NR32Y/bTEJ2g= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1713040023; c=relaxed/simple; bh=lgUzHFHRMJX1D2zN0oLPwdi2JG2Fz1Z7+Ot4FgyCGWI=; h=DKIM-Signature:MIME-Version:From:Date:Message-ID:Subject:To; b=Jf0FuUFb9qfPBSlBnqZ+RVaGc/xt03y/6u1X5lQdfCtuYvhn1XKglNBaaXChGDA4grliTeZUttpe1GkiIwkG/u2JqtT9EpsiLM449afECZ73FjRiUEFFGGTYok+KM7LnbileEMAMxD7YFrn9Yt2yliwKpWRevEYFHWhoydig/so= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-yw1-x112d.google.com with SMTP id 00721157ae682-61ab31d63edso2733927b3.1 for ; Sat, 13 Apr 2024 13:27:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1713040021; x=1713644821; darn=sourceware.org; h=to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=RNZtWnpILCSIYWeQz2kyVN5pmBzCJzkqR+U9L7vzx6c=; b=MhUegHurh5H0iQcXL7GjBgwIsZCHNDQkRMu186TKkvZqNRCxEY9EUHgdvad2RwfHbd coqtRJCUIVbstkpwIQTWbS7/eUgEvcKz2Y/tc+kESw6nbs7hfFJ21c4yMRoeu+H+E/FS q0nkmt/vQTRw479jlso1z4qN5Fncrqys1HToKzvrf+UtP5KtBf3yp1S1iQhzX7ZKQ+M5 r/z22Fq2TMTJx98pNWVg0YnEA4lRFF3Mp5zG8TgEPkEwwdRpemWs/1802kYrwzGSz6cM dJ2mYT+Pxe9ClxmElWjbDNS1KHUr46ScE2akt5Vt2eMgPaj7uNEQKAIEFSRm4Q9zH0ps Vhzg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1713040021; x=1713644821; h=to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=RNZtWnpILCSIYWeQz2kyVN5pmBzCJzkqR+U9L7vzx6c=; b=Bn/Ymwpu4CMDGTR2JjP2uthtZmLl8fUXXm7owygHmd1rKE1RwYfX1BouEc5PvPmDYB oNOp9tDeQYVq6JN7Y5YUlAMgnf6efGJ+nQFMauO4H2d9zxqppmRtYX8u/gKgZYpI4w/K j+eyKCBJq1nItrjvadT572KqIqQOlfSbjIYkcVrSuA0UjwU9DLxpTGcOkH9hvnmD/V1j u0WxEAZhteWsAYsWhoTG1EL5hzQg/sQtUvm6AEE4rJK2D7p7xzVS5P2wLLSpTwDnM/rJ anWYrEWV42An3yiGVj2lQhIvukaI7OTlt4LpiWOc8MHmRuaKvyO0jir0STVGMj2xv1ey bVVw== X-Gm-Message-State: AOJu0Yzpcs9FD3y7kvKd6B+UeDx5u2e7PyJuYnxr9L77Rfnb7y0Hf79S QkZqbMW1v26i7z9lsBD+Hkis9tr9bI1PVnX2Q7LNrc19jtpfcjm3gRPiegqnZws4QaZ2BDTMmXN ZI5rZWQB4Q2t4jRj27BEDD3WXXftSB2ff X-Google-Smtp-Source: AGHT+IGxVhx8ZmrcuD2c2WFrsHuCdERDHi+DjWr+A/xE+E1xkjlXA7ZQSrksBgG1NSNHYeyT2F4NnWbbuzivg14deMM= X-Received: by 2002:a05:690c:398:b0:615:2fa1:c55d with SMTP id bh24-20020a05690c039800b006152fa1c55dmr7685461ywb.19.1713040021023; Sat, 13 Apr 2024 13:27:01 -0700 (PDT) MIME-Version: 1.0 From: "H.J. Lu" Date: Sat, 13 Apr 2024 13:26:24 -0700 Message-ID: Subject: [2.39 Backport] x86_64: Exclude SSE, AVX and FMA4 variants in libm multiarch To: Libc-stable Mailing List , Florian Weimer , Sunil K Pandey Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-3013.2 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 autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Since commit befe2d3c4dec8be2cdd01a47132e47bdb7020922 Author: H.J. Lu Date: Wed Feb 28 09:51:14 2024 -0800 x86-64: Don't use SSE resolvers for ISA level 3 or above has been backported to 2.39 branch, I think we should also backport commit 9f78a7c1d0963282608da836b840f0d5ae1c478e Author: Sunil K Pandey Date: Tue Feb 13 12:23:14 2024 -0800 x86_64: Exclude SSE, AVX and FMA4 variants in libm multiarch When glibc is built with ISA level 3 or higher by default, the resulting glibc binaries won't run on SSE or FMA4 processors. Exclude SSE, AVX and FMA4 variants in libm multiarch when ISA level 3 or higher is enabled by default. When glibc is built with ISA level 2 enabled by default, only keep SSE4.1 variant. Fixes BZ 31335. -- H.J.