Message ID | 20210505232312.4175486-32-alistair.francis@wdc.com |
---|---|
State | New |
Headers | show
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05 May 2021 16:03:42 -0700 IronPort-SDR: ApOcS4iZdVb/qcDuW7SoCHBEQRl3iBj0rrkebMjB3NzvH5XSGnQfLvN5beSy/fnJZhW4vZCKpA VNs9SvM24nUjN4Y5bxef6VBPEQuV7TmCFaIWmvYzV/crBpLBPomjOFAVMwgZt0n4bS07ZdqGee RU6kfHBdtVfAgJktAnDVMeJR+vcdC8sLlxm47Bu3Qr6glorLlBSyeFAjTsB/d1CXB5mZIJljCO H8cXzK0RZZBJ8U9mG3+ES36bjO9noaNx2lfrybFXfYweVfbcYnEzw7lD1tEtFm460lYZBsinCu Auk= WDCIronportException: Internal Received: from unknown (HELO alistair-risc6-laptop.wdc.com) ([10.225.165.46]) by uls-op-cesaip01.wdc.com with ESMTP; 05 May 2021 16:24:59 -0700 From: Alistair Francis <alistair.francis@wdc.com> To: peter.maydell@linaro.org Subject: [PULL v2 31/42] fpu/softfloat: set invalid excp flag for RISC-V muladd instructions Date: Thu, 6 May 2021 09:23:01 +1000 Message-Id: <20210505232312.4175486-32-alistair.francis@wdc.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210505232312.4175486-1-alistair.francis@wdc.com> References: <20210505232312.4175486-1-alistair.francis@wdc.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=216.71.154.42; envelope-from=prvs=752564754=alistair.francis@wdc.com; helo=esa4.hgst.iphmx.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: Frank Chang <frank.chang@sifive.com>, alistair23@gmail.com, Alistair Francis <alistair.francis@wdc.com>, Richard Henderson <richard.henderson@linaro.org>, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
[PULL,v2,01/42] target/riscv: Remove privilege v1.9 specific CSR related code
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diff --git a/fpu/softfloat-specialize.c.inc b/fpu/softfloat-specialize.c.inc index 9ea318f3e2..78f699d6f8 100644 --- a/fpu/softfloat-specialize.c.inc +++ b/fpu/softfloat-specialize.c.inc @@ -627,6 +627,12 @@ static int pickNaNMulAdd(FloatClass a_cls, FloatClass b_cls, FloatClass c_cls, } else { return 1; } +#elif defined(TARGET_RISCV) + /* For RISC-V, InvalidOp is set when multiplicands are Inf and zero */ + if (infzero) { + float_raise(float_flag_invalid, status); + } + return 3; /* default NaN */ #elif defined(TARGET_XTENSA) /* * For Xtensa, the (inf,zero,nan) case sets InvalidOp and returns