From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail3-relais-sop.national.inria.fr (mail3-relais-sop.national.inria.fr [192.134.164.104]) by sourceware.org (Postfix) with ESMTPS id 934A23954475 for ; Tue, 10 May 2022 14:59:28 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 934A23954475 Received-SPF: SoftFail (mail3-relais-sop.national.inria.fr: domain of Paul.Zimmermann@inria.fr is inclined to not designate 152.81.10.51 as permitted sender) identity=mailfrom; client-ip=152.81.10.51; receiver=mail3-relais-sop.national.inria.fr; envelope-from="Paul.Zimmermann@inria.fr"; x-sender="Paul.Zimmermann@inria.fr"; x-conformance=spf_only; x-record-type="v=spf1"; x-record-text="v=spf1 ip4:192.134.164.0/24 mx ~all" Received-SPF: None (mail3-relais-sop.national.inria.fr: no sender authenticity information available from domain of postmaster@tomate) identity=helo; client-ip=152.81.10.51; receiver=mail3-relais-sop.national.inria.fr; envelope-from="Paul.Zimmermann@inria.fr"; x-sender="postmaster@tomate"; x-conformance=spf_only X-IronPort-AV: E=Sophos;i="5.91,214,1647298800"; d="scan'208";a="13706014" Received: from tomate.loria.fr (HELO tomate) ([152.81.10.51]) by mail3-relais-sop.national.inria.fr with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 May 2022 16:59:27 +0200 Date: Tue, 10 May 2022 16:59:26 +0200 Message-Id: From: Paul Zimmermann To: Adhemerval Zanella Cc: libc-alpha@sourceware.org In-Reply-To: <3e1a7e9e-33cc-0e2f-4d56-227c6e8dcbdb@linaro.org> (message from Adhemerval Zanella via Libc-alpha on Tue, 10 May 2022 11:40:01 -0300) Subject: Re: BZ #16503 References: <3e1a7e9e-33cc-0e2f-4d56-227c6e8dcbdb@linaro.org> X-Spam-Status: No, score=-3.0 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, KAM_NUMSUBJECT, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE 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: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 10 May 2022 14:59:30 -0000 thank you Adhemerval for checking. Isn't it using the soft-fp fma from commit 6f7c009 ? Paul > Date: Tue, 10 May 2022 11:40:01 -0300 > User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 > Thunderbird/91.9.0 > From: Adhemerval Zanella via Libc-alpha > > > > On 10/05/2022 06:29, Paul Zimmermann via Libc-alpha wrote: > > Hi, > > > > has someone access to a SH4 processor? Now that #13304 is fixed, > > maybe #16503 is fixed too ([sh] wrong results on fma_towardzero). > > > > Best regards, > > Paul > > > > Besides some NaN failures, fma still shows issues: > > $ ./testrun.sh math/test-double-fma > > Failure: Test: fma_towardzero (-0x2.33956cdae7c2ep-960, 0x3.8e211518bfea2p-108, -0x2.02c2b59766d9p-1024) > Result: > is: -1.1185354662458815e-308 -0x0.80b0ad65d9d59p-1022 > should be: -1.1185354662458810e-308 -0x0.80b0ad65d9d58p-1022 > difference: 4.9406564584124654e-324 0x0.0000000000001p-1022 > ulp : 1.0000 > max.ulp : 0.0000 > Failure: Test: fma_towardzero (-0x4p-1076, 0x8.8p-4, -0x3.ffffffffffffcp-1024) > Result: > is: -2.2250738585072013e-308 -0x1.0000000000000p-1022 > should be: -2.2250738585072008e-308 -0x0.fffffffffffffp-1022 > difference: 4.9406564584124654e-324 0x0.0000000000001p-1022 > ulp : 1.0000 > max.ulp : 0.0000 > Failure: Test: fma_towardzero (-0x7.ffffffffffffp-1024, 0x8.0000000000008p-4, -0x4p-1076) > Result: > is: -2.2250738585072013e-308 -0x1.0000000000000p-1022 > should be: -2.2250738585072008e-308 -0x0.fffffffffffffp-1022 > difference: 4.9406564584124654e-324 0x0.0000000000001p-1022 > ulp : 1.0000 > max.ulp : 0.0000 > Failure: Test: fma_towardzero (0x2.2a7aca1773e0cp-908, 0x9.6809186a42038p-128, -0x2.c9e356b3f0fp-1024) > Result: > is: -1.5484573404150452e-308 -0x0.b22757123bbe9p-1022 > should be: -1.5484573404150447e-308 -0x0.b22757123bbe8p-1022 > difference: 4.9406564584124654e-324 0x0.0000000000001p-1022 > ulp : 1.0000 > max.ulp : 0.0000 > Failure: Test: fma_towardzero (0x4p-1076, 0x8.8p-4, 0x3.ffffffffffffcp-1024) > Result: > is: 2.2250738585072013e-308 0x1.0000000000000p-1022 > should be: 2.2250738585072008e-308 0x0.fffffffffffffp-1022 > difference: 4.9406564584124654e-324 0x0.0000000000001p-1022 > ulp : 1.0000 > max.ulp : 0.0000 > Failure: Test: fma_towardzero (0x7.ffffffffffffp-1024, 0x8.0000000000008p-4, 0x4p-1076) > Result: > is: 2.2250738585072013e-308 0x1.0000000000000p-1022 > should be: 2.2250738585072008e-308 0x0.fffffffffffffp-1022 > difference: 4.9406564584124654e-324 0x0.0000000000001p-1022 > ulp : 1.0000 > max.ulp : 0.0000 >