Message ID | 20211119160502.17432-23-richard.henderson@linaro.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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[37.158.79.165]) by smtp.gmail.com with ESMTPSA id q84sm14044877wme.3.2021.11.19.08.05.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Nov 2021 08:05:59 -0800 (PST) From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Subject: [PATCH 22/35] target/ppc: Update do_frsp for new flags Date: Fri, 19 Nov 2021 17:04:49 +0100 Message-Id: <20211119160502.17432-23-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211119160502.17432-1-richard.henderson@linaro.org> References: <20211119160502.17432-1-richard.henderson@linaro.org> MIME-Version: 1.0 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=richard.henderson@linaro.org; helo=mail-wr1-x436.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, PDS_HP_HELO_NORDNS=0.001, 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: <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: qemu-ppc@nongnu.org, danielhb413@gmail.com, alex.bennee@linaro.org, clg@kaod.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org> |
Series |
target/ppc fpu fixes and cleanups
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expand
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diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index e91a6b0212..38f20e9783 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -675,18 +675,13 @@ FPU_FMADD(fnmsub, NMSUB_FLGS) /* frsp - frsp. */ static uint64_t do_frsp(CPUPPCState *env, uint64_t arg, uintptr_t retaddr) { - CPU_DoubleU farg; - float32 f32; + float32 f32 = float64_to_float32(arg, &env->fp_status); + int flags = get_float_exception_flags(&env->fp_status); - farg.ll = arg; - - if (unlikely(float64_is_signaling_nan(farg.d, &env->fp_status))) { + if (unlikely(flags & float_flag_invalid_snan)) { float_invalid_op_vxsnan(env, retaddr); } - f32 = float64_to_float32(farg.d, &env->fp_status); - farg.d = float32_to_float64(f32, &env->fp_status); - - return farg.ll; + return float32_to_float64(f32, &env->fp_status); } uint64_t helper_frsp(CPUPPCState *env, uint64_t arg)
Now that vxsnan is computed directly by softfloat, we don't need to recompute it. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- target/ppc/fpu_helper.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-)