From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ed1-x52c.google.com (mail-ed1-x52c.google.com [IPv6:2a00:1450:4864:20::52c]) by sourceware.org (Postfix) with ESMTPS id 9BAF23858D39; Thu, 21 Oct 2021 07:30:23 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 9BAF23858D39 Received: by mail-ed1-x52c.google.com with SMTP id r4so1329297edi.5; Thu, 21 Oct 2021 00:30:23 -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=X3LESBaJIVF5NAhj0dumj6dr3v/HfAQEWnS4CKI0eHk=; b=t/plREBDPyxIsDTQU7YVW5cz2iynXkfVYlNgvR+XyIShyfEXyJCBEyMMyanFKSUbqm mvNrMwlNbP1ROjKTkNjgAi2IK5IJoo4okcyLT6B2/bmS+wh4+Wc1c6ane8ZDHf9YVT8y GqMPXIemZCfRmp6k2Cv1TqqCzMkSKGZI7hyLdZnelrMUAf+5efIYYN7ugEfSXfz1M1xI gPsCe3Lp2xCrTyuUXpSWM1rrREO1CAVCGFz0+HXiCZw/yToqCfesgLnSgGPYf8QmtiFv 9obtyM2gSaoueEA1EWoyVpb4l+d9ZS9v1v9Dju8LY4PMAFoRG+igiHUYKTZVjMwM5ZNt 8SwA== X-Gm-Message-State: AOAM53025g2NHFP8VaJLSQdgckuySqRXefOqjOYXTrxDMzB4fMMt2FXC dAgYOsAFSL3H/vBKK2/cQmdwy84ncyV5BJLvIHg= X-Google-Smtp-Source: ABdhPJzwHa9/mgJGbo2bw1uiHVBJfwuDcJlM+K1t8gfw3OJbTd+jTctfAkhf2E29k5hwhwiGmOqCf9E1tDGe6iAb5F8= X-Received: by 2002:a17:906:2412:: with SMTP id z18mr5233788eja.56.1634801422682; Thu, 21 Oct 2021 00:30:22 -0700 (PDT) MIME-Version: 1.0 References: <20211021013853.6E3862864719@gskx-2.sc.intel.com> In-Reply-To: <20211021013853.6E3862864719@gskx-2.sc.intel.com> From: Richard Biener Date: Thu, 21 Oct 2021 09:30:11 +0200 Message-ID: Subject: Re: [r12-4559 Regression] FAIL: gcc.dg/vect/bb-slp-57.c scan-tree-dump-times slp1 "transform load" 1 on Linux/x86_64 To: "sunil.k.pandey" Cc: GCC Patches , gcc-regression@gcc.gnu.org, "Andre Vieira (lists)" Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-2.2 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 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: gcc-regression@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-regression mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Oct 2021 07:30:25 -0000 On Thu, Oct 21, 2021 at 3:39 AM sunil.k.pandey via Gcc-patches wrote: > > On Linux/x86_64, > > 914045dff10fbd27de27b90a0ac78a0058b2c86e is the first bad commit > commit 914045dff10fbd27de27b90a0ac78a0058b2c86e > Author: Andre Simoes Dias Vieira > Date: Wed Oct 20 13:12:09 2021 +0100 > > [Patch][GCC][middle-end] - Generate FRINTZ for (double)(int) under -f= fast-math on aarch64 > > caused > > FAIL: gcc.dg/vect/bb-slp-57.c -flto -ffat-lto-objects scan-tree-dump-tim= es slp1 "transform load" 1 > FAIL: gcc.dg/vect/bb-slp-57.c scan-tree-dump-times slp1 "transform load" = 1 That's because _5 =3D .TRUNC (_3); is (gdb) p gimple_call_nothrow_p (call_stmt) $2 =3D false it is vectorizable though. The conversions the call is synthesized from are 'nothrow'. I'll fix that since the nothrow check is irrelevant here. > with GCC configured with > > ../../gcc/configure --prefix=3D/local/skpandey/gccwork/toolwork/gcc-bisec= t-master/master/r12-4559/usr --enable-clocale=3Dgnu --with-system-zlib --wi= th-demangler-in-ld --with-fpmath=3Dsse --enable-languages=3Dc,c++,fortran -= -enable-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-57.c --target_board=3D'unix{-m64\ -march=3Dcascadelake}'" > > (Please do not reply to this email, for question about this report, conta= ct me at skpgkp2 at gmail dot com)