From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by sourceware.org (Postfix) with ESMTPS id C2ABF3858408 for ; Mon, 6 Dec 2021 16:00:07 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org C2ABF3858408 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-9-BgsEgplCN8qowV3vOqrgEw-1; Mon, 06 Dec 2021 11:00:04 -0500 X-MC-Unique: BgsEgplCN8qowV3vOqrgEw-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 99ED22FD1B; Mon, 6 Dec 2021 16:00:02 +0000 (UTC) Received: from tucnak.zalov.cz (unknown [10.39.194.188]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1320760843; Mon, 6 Dec 2021 16:00:01 +0000 (UTC) Received: from tucnak.zalov.cz (localhost [127.0.0.1]) by tucnak.zalov.cz (8.16.1/8.16.1) with ESMTPS id 1B6FxvJc3343130 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Mon, 6 Dec 2021 16:59:58 +0100 Received: (from jakub@localhost) by tucnak.zalov.cz (8.16.1/8.16.1/Submit) id 1B6FxvQM3343129; Mon, 6 Dec 2021 16:59:57 +0100 Date: Mon, 6 Dec 2021 16:59:56 +0100 From: Jakub Jelinek To: "H.J. Lu" Cc: gcc-patches@gcc.gnu.org Subject: Re: [PATCH] libsanitizer: Use SSE to save and restore XMM registers Message-ID: <20211206155956.GQ2646553@tucnak> Reply-To: Jakub Jelinek References: <20211130142009.832466-1-hjl.tools@gmail.com> MIME-Version: 1.0 In-Reply-To: <20211130142009.832466-1-hjl.tools@gmail.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Spam-Status: No, score=-5.6 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NONE, TXREP 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: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 06 Dec 2021 16:00:09 -0000 On Tue, Nov 30, 2021 at 06:20:09AM -0800, H.J. Lu via Gcc-patches wrote: > Use SSE, instead of AVX, to save and restore XMM registers to support > processors without AVX. The affected codes are unused in upstream since > > https://github.com/llvm/llvm-project/commit/66d4ce7e26a5 > > and will be removed in > > https://reviews.llvm.org/D112604 > > This fixed > > FAIL: g++.dg/tsan/pthread_cond_clockwait.C -O0 execution test > FAIL: g++.dg/tsan/pthread_cond_clockwait.C -O2 execution test > > on machines without AVX. > > PR sanitizer/103466 > * tsan/tsan_rtl_amd64.S (__tsan_trace_switch_thunk): Replace > vmovdqu with movdqu. > (__tsan_report_race_thunk): Likewise. Ok, thanks. Jakub