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[97.126.123.70]) by smtp.gmail.com with ESMTPSA id i3sm7525123pfg.94.2020.02.14.10.16.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Feb 2020 10:16:00 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 11/19] target/arm: Replace ARM_FEATURE_VFP4 with isar_feature_aa32_simdfmac Date: Fri, 14 Feb 2020 10:15:39 -0800 Message-Id: <20200214181547.21408-12-richard.henderson@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200214181547.21408-1-richard.henderson@linaro.org> References: <20200214181547.21408-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::62c X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" All remaining tests for VFP4 are for fused multiply-add insns. Signed-off-by: Richard Henderson --- target/arm/cpu.h | 5 +++++ target/arm/translate-vfp.inc.c | 12 ++++++++---- target/arm/translate.c | 2 +- 3 files changed, 14 insertions(+), 5 deletions(-) diff --git a/target/arm/cpu.h b/target/arm/cpu.h index 4ff28418df..f27b8e35df 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -3468,6 +3468,11 @@ static inline bool isar_feature_aa32_fp16_dpconv(const ARMISARegisters *id) return FIELD_EX32(id->mvfr1, MVFR1, FPHP) > 1; } +static inline bool isar_feature_aa32_simdfmac(const ARMISARegisters *id) +{ + return FIELD_EX32(id->mvfr1, MVFR1, SIMDFMAC) != 0; +} + static inline bool isar_feature_aa32_vsel(const ARMISARegisters *id) { return FIELD_EX32(id->mvfr2, MVFR2, FPMISC) >= 1; diff --git a/target/arm/translate-vfp.inc.c b/target/arm/translate-vfp.inc.c index 8913320259..f6f7601fe2 100644 --- a/target/arm/translate-vfp.inc.c +++ b/target/arm/translate-vfp.inc.c @@ -1806,8 +1806,10 @@ static bool trans_VFM_sp(DisasContext *s, arg_VFM_sp *a) * In v7A, UNPREDICTABLE with non-zero vector length/stride; from * v8A, must UNDEF. We choose to UNDEF for both v7A and v8A. */ - if (!arm_dc_feature(s, ARM_FEATURE_VFP4) || - (s->vec_len != 0 || s->vec_stride != 0)) { + if (!dc_isar_feature(aa32_simdfmac, s)) { + return false; + } + if (s->vec_len != 0 || s->vec_stride != 0) { return false; } @@ -1864,8 +1866,10 @@ static bool trans_VFM_dp(DisasContext *s, arg_VFM_dp *a) * In v7A, UNPREDICTABLE with non-zero vector length/stride; from * v8A, must UNDEF. We choose to UNDEF for both v7A and v8A. */ - if (!arm_dc_feature(s, ARM_FEATURE_VFP4) || - (s->vec_len != 0 || s->vec_stride != 0)) { + if (!dc_isar_feature(aa32_simdfmac, s)) { + return false; + } + if (s->vec_len != 0 || s->vec_stride != 0) { return false; } diff --git a/target/arm/translate.c b/target/arm/translate.c index 3b9bf13933..0da780102c 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -4877,7 +4877,7 @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) } break; case NEON_3R_VFM_VQRDMLSH: - if (!arm_dc_feature(s, ARM_FEATURE_VFP4)) { + if (!dc_isar_feature(aa32_simdfmac, s)) { return 1; } break; -- 2.20.1