From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lj1-x22c.google.com (mail-lj1-x22c.google.com [IPv6:2a00:1450:4864:20::22c]) by sourceware.org (Postfix) with ESMTPS id 84BBD3858CDB; Thu, 20 Jul 2023 12:51:58 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 84BBD3858CDB Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-lj1-x22c.google.com with SMTP id 38308e7fff4ca-2b6f0508f54so10697971fa.3; Thu, 20 Jul 2023 05:51:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1689857517; x=1690462317; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=k6J6hUySwyTLMBaxziDUNjAowYeRZhbm11w8yKewiBI=; b=X08rfVLh1G+g3+OOsBVAWz+7qtOo8utiuejevpx+eNBPdhc18Km/Dwzxmd6o6D79yr trAi4E/GVUSPRE5enzfPRJwg9YjjlLIRzF8weDs8qnkBelYXfqY/WFxki5PlOldyh37+ u/AcLchrDUPkwniiB48ya9w87TBaTRl24LyP+WPcFpkeYb+lv3hE1K0HpPlO8slen89N 3WtJ79tWv0b8iAUy9L72Nq+W7YM2Fo48qTP+K4YgPIrxk4/4pO/HTAV0xlySX7G5pyu9 Lblz1evgZIrVC4tQ2bF2+t+EyBsfSWX9YYkKT56x7rLuot5p/ifADZe9NmB5sNyk8pJc Dv3w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689857517; x=1690462317; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=k6J6hUySwyTLMBaxziDUNjAowYeRZhbm11w8yKewiBI=; b=jElKAwRJzMdahWH9JH7XdLLI0H6fzlq5U9MjIOMn7Om4tsrCit3KqTtbtBODdJ9wuu IxKUOG3a5ytguZR0KcvuOE2fbLKsRIVTAXXksDmMpzwGQ+xJ+kdOkAwbtAlZvN1U/oxj VHgPCNA61wLWFKqPR+YsXjMXRt6m12GdM+g0YaxYiWrTerktvjxLlfbL3zAc+8Fv2uCJ hGJqnRC/QJh4UnqNkUxFEBLjrhdKjXtN3sL534fNJssrM7ARZhCTZEYWOTOXBWxZeVVr uczsaUhYj7N3hCEK68a+gJRyzj/vJi0je6KeZIgyb0+CUdrzKElWopkNVnWomyqTcr4E PkqQ== X-Gm-Message-State: ABy/qLaUqz9fGXYYnBMkERL2Z1mySsXEGrgteWvRU9PGqbHqkwsP3xGW Hm3sjSrKSxhsf4ivQda0wT9YKgCgIi5AYJo1twc= X-Google-Smtp-Source: APBJJlHnnECJ6nKEoxFCR+LYPc6fRKsB7caTs6Kwo3SbqKluuiZSkMBaSpWlYuvwNxDitLO6cruJ1QXcxgjXwSBRdOs= X-Received: by 2002:a2e:9189:0:b0:2b1:ed29:7c47 with SMTP id f9-20020a2e9189000000b002b1ed297c47mr1995289ljg.8.1689857517121; Thu, 20 Jul 2023 05:51:57 -0700 (PDT) MIME-Version: 1.0 References: <202307201144.36KBiSbE3309160@shliclel4214.sh.intel.com> In-Reply-To: <202307201144.36KBiSbE3309160@shliclel4214.sh.intel.com> From: Richard Biener Date: Thu, 20 Jul 2023 14:51:22 +0200 Message-ID: Subject: Re: [r14-2639 Regression] FAIL: gcc.dg/vect/bb-slp-pr95839-v8.c scan-tree-dump slp2 "optimized: basic block" on Linux/x86_64 To: "haochen.jiang" Cc: macro@embecosm.com, gcc-regression@gcc.gnu.org, gcc-patches@gcc.gnu.org, haochen.jiang@intel.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-1.3 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,KAM_NUMSUBJECT,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Thu, Jul 20, 2023 at 1:46=E2=80=AFPM haochen.jiang via Gcc-patches wrote: > > On Linux/x86_64, > > c1e420549f2305efb70ed37e693d380724eb7540 is the first bad commit > commit c1e420549f2305efb70ed37e693d380724eb7540 > Author: Maciej W. Rozycki > Date: Wed Jul 19 11:59:29 2023 +0100 > > testsuite: Add 64-bit vector variant for bb-slp-pr95839.c I think the issue is we disable V2SF on ia32 because of the conflict with MMX which we don't want to use. > caused > > FAIL: gcc.dg/vect/bb-slp-pr95839-v8.c -flto -ffat-lto-objects scan-tree-= dump slp2 "optimized: basic block" > FAIL: gcc.dg/vect/bb-slp-pr95839-v8.c scan-tree-dump slp2 "optimized: bas= ic block" > > with GCC configured with > > ../../gcc/configure --prefix=3D/export/users/haochenj/src/gcc-bisect/mast= er/master/r14-2639/usr --enable-clocale=3Dgnu --with-system-zlib --with-dem= angler-in-ld --with-fpmath=3Dsse --enable-languages=3Dc,c++,fortran --enabl= e-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap > > To reproduce: > > $ cd {build_dir}/gcc && make check RUNTESTFLAGS=3D"vect.exp=3Dgcc.dg/vect= /bb-slp-pr95839-v8.c --target_board=3D'unix{-m32}'" > $ cd {build_dir}/gcc && make check RUNTESTFLAGS=3D"vect.exp=3Dgcc.dg/vect= /bb-slp-pr95839-v8.c --target_board=3D'unix{-m32\ -march=3Dcascadelake}'" > > (Please do not reply to this email, for question about this report, conta= ct me at haochen dot jiang at intel.com.) > (If you met problems with cascadelake related, disabling AVX512F in comma= nd line might save that.) > (However, please make sure that there is no potential problems with AVX51= 2.)