From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by sourceware.org (Postfix) with ESMTP id 670CE3858D32 for ; Fri, 14 Apr 2023 10:59:10 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 670CE3858D32 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 659E82F4; Fri, 14 Apr 2023 03:59:54 -0700 (PDT) Received: from [10.57.68.11] (unknown [10.57.68.11]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 2F2B83F587; Fri, 14 Apr 2023 03:59:08 -0700 (PDT) Message-ID: Date: Fri, 14 Apr 2023 11:59:02 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH] Fix vect-simd-clone testcase dump scanning Content-Language: en-US To: Jakub Jelinek , Richard Biener Cc: gcc-patches@gcc.gnu.org References: <20230414094255.F02F313498@imap2.suse-dmz.suse.de> From: "Andre Vieira (lists)" In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-10.4 required=5.0 tests=BAYES_00,KAM_DMARC_NONE,KAM_DMARC_STATUS,KAM_LAZY_DOMAIN_SECURITY,NICE_REPLY_A,SPF_HELO_NONE,SPF_NONE,TXREP,T_SCC_BODY_TEXT_LINE 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: On the other thread I commented that inbranch simdclones are failing for AVX512F because it sets the mask_mode, for which inbranch hasn't been implemented, and so it is rejected. On 14/04/2023 11:25, Jakub Jelinek via Gcc-patches wrote: > On Fri, Apr 14, 2023 at 10:15:06AM +0000, Richard Biener wrote: >> Oops. Indeed target_avx checks whether it can compile sth with >> -O2 -mavx rather than verifying avx is present. I've seen scan >> failures with -m32/-march=cascadelake on a zen2 host. I'm not exactly >> sure why. > > That is strange. Sure, -march=cascadelake implies -mavx (-mavx512f even), > but it would surprise me if on such a host avx_runtime wasn't true. > But we've been there before, I think cascadelake turns on the vector > epilogues. > In r13-6784 I've added --param vect-epilogues-nomask=0 to some testcases > that were affected at that point, but perhaps something is affected since > then. Will have a look. > > Jakub >