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[90.13.240.27]) by smtp.gmail.com with ESMTPSA id m17sm16905196wms.25.2021.12.26.02.50.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 26 Dec 2021 02:50:15 -0800 (PST) Message-ID: Date: Sun, 26 Dec 2021 11:50:13 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.4.0 Subject: Re: [RFC PATCH 2/2] tests/tcg/mips64el: Run float tests Content-Language: en-US To: Jiaxun Yang , BALATON Zoltan via References: <20211226001931.3809249-1-f4bug@amsat.org> <20211226001931.3809249-3-f4bug@amsat.org> <1cc49727-5ad5-4c4f-be81-6450e5889cff@www.fastmail.com> From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= In-Reply-To: <1cc49727-5ad5-4c4f-be81-6450e5889cff@www.fastmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a00:1450:4864:20::436 (failed) Received-SPF: pass client-ip=2a00:1450:4864:20::436; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wr1-x436.google.com X-Spam_score_int: -7 X-Spam_score: -0.8 X-Spam_bar: / X-Spam_report: (-0.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.249, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, NICE_REPLY_A=-0.063, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Richard Henderson , Huacai Chen , =?UTF-8?Q?Alex_Benn=c3=a9e?= , Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 12/26/21 03:25, Jiaxun Yang wrote: > 在2021年12月26日十二月 上午12:19，Philippe Mathieu-Daudé写道： >> Unfortunately this fails: >> >> $ make run-tcg-tests-mips64el-linux-user >> ... >> Files float_convs.out and tests/tcg/mips64el/float_convs.ref differ >> --- float_convs.out 2021-12-26 01:03:48.585973637 +0100 >> +++ tests/tcg/mips64el/float_convs.ref 2021-12-26 00:29:35.804465340 +0100 >> @@ -1,40 +1,40 @@ >> ### Rounding to nearest >> -from single: f32(nan:0xffffffff) >> - to double: f64(nan:0x007ff7ffffffffffff) (INVALID) >> - to int32: 2147483647 (INVALID) >> - to int64: 9223372036854775807 (INVALID) >> - to uint32: 2147483647 (INVALID) >> - to uint64: 9223372036854775807 (INVALID) >> make[2]: *** [tests/tcg/multiarch/Makefile.target:32: run-float_convs] Error 1 >> >> Signed-off-by: Philippe Mathieu-Daudé >> --- >> tests/tcg/mips64el/Makefile.target | 2 ++ >> 1 file changed, 2 insertions(+) >> create mode 100644 tests/tcg/mips64el/Makefile.target >> >> diff --git a/tests/tcg/mips64el/Makefile.target >> b/tests/tcg/mips64el/Makefile.target >> new file mode 100644 >> index 00000000000..dcb1e9d72ac >> --- /dev/null >> +++ b/tests/tcg/mips64el/Makefile.target >> @@ -0,0 +1,2 @@ >> +float_%: CFLAGS+=-march=loongson3a >> +float_%: QEMU_OPTS+=-cpu Loongson-3A4000 > > Hmm, -march=loongson3a assumed legacy NaN while our -cpu Loongson-3A4000 assumed IEEE 754-2008 style NaN. > > I guess switch to Loongson-3A1000 can help? Nop, exactly the same error. Also, float_madds fails as: Files float_madds.out and tests/tcg/mips64el/float_madds.ref differ --- float_madds.out 2021-12-26 11:49:06.018532269 +0100 +++ tests/tcg/mips64el/float_madds.ref 2021-12-26 01:16:02.269497182 +0100 @@ -1,16 +1,16 @@ ### Rounding to nearest -op : f32(nan:0xffffffff) * f32(nan:0xffbfffff) + f32(-inf:0xff800000) -res: f32(nan:0x7fbfffff) flags=INVALID (0/0) -op : f32(nan:0xffbfffff) * f32(-inf:0xff800000) + f32(nan:0xffffffff) -res: f32(nan:0x7fbfffff) flags=INVALID (0/1) -op : f32(-inf:0xff800000) * f32(nan:0xffffffff) + f32(nan:0xffbfffff) -res: f32(nan:0x7fbfffff) flags=INVALID (0/2) make[2]: *** [tests/tcg/multiarch/Makefile.target:30: run-float_madds] Error 1