From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from conssluserg-05.nifty.com (conssluserg-05.nifty.com [210.131.2.90]) by sourceware.org (Postfix) with ESMTPS id 0EEDE3857C48 for ; Wed, 19 May 2021 14:26:15 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 0EEDE3857C48 Received: from Express5800-S70 (y084232.dynamic.ppp.asahi-net.or.jp [118.243.84.232]) (authenticated) by conssluserg-05.nifty.com with ESMTP id 14JEPYGn028639; Wed, 19 May 2021 23:25:34 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conssluserg-05.nifty.com 14JEPYGn028639 X-Nifty-SrcIP: [118.243.84.232] Date: Wed, 19 May 2021 23:25:36 +0900 From: Takashi Yano To: cygwin@cygwin.com Subject: Re: [ANNOUNCEMENT] Updated: openblas-0.3.14-1 Message-Id: <20210519232536.aa90bcb1d6986af74b0d865f@nifty.ne.jp> In-Reply-To: <07f0d952-50ae-6f77-68e2-d7afe202e189@gmail.com> References: <20210519181218.de23e36e1fcec21656f274a6@nifty.ne.jp> <07f0d952-50ae-6f77-68e2-d7afe202e189@gmail.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.30; i686-pc-mingw32) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, KAM_NUMSUBJECT, NICE_REPLY_A, RCVD_IN_BARRACUDACENTRAL, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=no autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: cygwin@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 19 May 2021 14:26:21 -0000 Hi, Marco On Wed, 19 May 2021 12:56:33 +0200 Marco Atzeri wrote: > On 19.05.2021 11:12, Takashi Yano via Cygwin wrote: > > On Wed, 31 Mar 2021 21:03:03 +0200 > > Marco Atzeri wrote: > >> New releases 0.3.14-1 of > >> > > > > After upgrading libopenblas from 0.3.12-2 to 0.3.14-1, > > octave 5.2.0 crashes on plot command in 64 bit environment. > > In 32 bit cygwin (WoW64), this does not happen. Reverting > > libopenblas to 0.3.12-1 resolve the issue. > > > > octave:1> plot([]) > > fatal: caught signal Illegal instruction -- stopping myself... > > Illegal instruction(core dumped) > > > > My environment: > > OS: Windows 10 20H2 (64 bit) > > CPU: Inte Core i7 870 (Lynnfield) > > > > [yano@Express5800-S70 ~]$ cygcheck -c cygwin octave libopenblas > > Cygwin Package Information > > Package Version Status > > cygwin 3.2.0-1 OK > > libopenblas 0.3.14-1 OK > > octave 5.2.0-1 OK > > > > By starting octave-cli in gdb, it stops at vmovaps instruction > > in gemm_(). IIUC, vmovaps is an AVX instruction which is not > > supported by Core i7 870. > > > > In another PC with Core i7-4790 which supports AVX, the issue > > does not occur. > > > > Hi Takashi, > > maybe is time to build the 0.3.15 .... > https://github.com/xianyi/OpenBLAS/releases > > x86_64: > > added support for Intel Control-flow Enforcement Technology (CET) > reverted the DOMATCOPY_RT code to the generic C version > fixed a bug in the AVX512 SGEMM kernel introduced in 0.3.14 > fixed misapplication of -msse flag to non-SSE cpus in DYNAMIC_ARCH > added support for compilation of the benchmarks on older OSX versions > fixed propagation of the NO_AVX512 option in CMAKE builds > fixed compilation of the AVX512 SGEMM kernel with clang-cl on Windows > fixed compilation of the CTESTs with INTERFACE64=1 (random faults > on OSX) > corrected the Haswell DROT kernel to require AVX2/FMA3 rather than > AVX512 > > > give me some time, openblas is a bit time consuming Thanks for the information. I have built openblas 0.3.15 locally, and confirmed that it works fine with Core i7 870 (Lynnfield). I will test it if you provide the test version of 0.3.15. P.S. The same issue happnes also with Xeon X5680 and v0.3.14. -- Takashi Yano