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[97.126.123.70]) by smtp.gmail.com with ESMTPSA id i3sm7525123pfg.94.2020.02.14.10.16.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Feb 2020 10:16:06 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 16/19] target/arm: Remove ARM_FEATURE_VFP* Date: Fri, 14 Feb 2020 10:15:44 -0800 Message-Id: <20200214181547.21408-17-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::442 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" We have converted all tests against these features to ISAR tests. Signed-off-by: Richard Henderson --- target/arm/cpu.h | 3 --- target/arm/cpu.c | 25 ------------------------- target/arm/cpu64.c | 3 --- target/arm/kvm32.c | 5 ----- target/arm/kvm64.c | 1 - 5 files changed, 37 deletions(-) diff --git a/target/arm/cpu.h b/target/arm/cpu.h index f27b8e35df..571038d0de 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -1858,7 +1858,6 @@ QEMU_BUILD_BUG_ON(ARRAY_SIZE(((ARMCPU *)0)->ccsidr) <= R_V7M_CSSELR_INDEX_MASK); * mapping in linux-user/elfload.c:get_elf_hwcap(). */ enum arm_features { - ARM_FEATURE_VFP, ARM_FEATURE_AUXCR, /* ARM1026 Auxiliary control register. */ ARM_FEATURE_XSCALE, /* Intel XScale extensions. */ ARM_FEATURE_IWMMXT, /* Intel iwMMXt extension. */ @@ -1867,7 +1866,6 @@ enum arm_features { ARM_FEATURE_V7, ARM_FEATURE_THUMB2, ARM_FEATURE_PMSA, /* no MMU; may have Memory Protection Unit */ - ARM_FEATURE_VFP3, ARM_FEATURE_NEON, ARM_FEATURE_M, /* Microcontroller profile. */ ARM_FEATURE_OMAPCP, /* OMAP specific CP15 ops handling. */ @@ -1878,7 +1876,6 @@ enum arm_features { ARM_FEATURE_V5, ARM_FEATURE_STRONGARM, ARM_FEATURE_VAPA, /* cp15 VA to PA lookups */ - ARM_FEATURE_VFP4, /* VFPv4 (implies that NEON is v2) */ ARM_FEATURE_GENERIC_TIMER, ARM_FEATURE_MVFR, /* Media and VFP Feature Registers 0 and 1 */ ARM_FEATURE_DUMMY_C15_REGS, /* RAZ/WI all of cp15 crn=15 */ diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 8d3eff8cb3..afb80d4636 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -1208,13 +1208,6 @@ void arm_cpu_post_init(Object *obj) if (arm_feature(&cpu->env, ARM_FEATURE_M)) { set_feature(&cpu->env, ARM_FEATURE_PMSA); } - /* Similarly for the VFP feature bits */ - if (arm_feature(&cpu->env, ARM_FEATURE_VFP4)) { - set_feature(&cpu->env, ARM_FEATURE_VFP3); - } - if (arm_feature(&cpu->env, ARM_FEATURE_VFP3)) { - set_feature(&cpu->env, ARM_FEATURE_VFP); - } if (arm_feature(&cpu->env, ARM_FEATURE_CBAR) || arm_feature(&cpu->env, ARM_FEATURE_CBAR_RO)) { @@ -1440,10 +1433,6 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) uint64_t t; uint32_t u; - unset_feature(env, ARM_FEATURE_VFP); - unset_feature(env, ARM_FEATURE_VFP3); - unset_feature(env, ARM_FEATURE_VFP4); - t = cpu->isar.id_aa64isar1; t = FIELD_DP64(t, ID_AA64ISAR1, JSCVT, 0); cpu->isar.id_aa64isar1 = t; @@ -1855,7 +1844,6 @@ static void arm926_initfn(Object *obj) cpu->dtb_compatible = "arm,arm926"; set_feature(&cpu->env, ARM_FEATURE_V5); - set_feature(&cpu->env, ARM_FEATURE_VFP); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN); cpu->midr = 0x41069265; @@ -1896,7 +1884,6 @@ static void arm1026_initfn(Object *obj) cpu->dtb_compatible = "arm,arm1026"; set_feature(&cpu->env, ARM_FEATURE_V5); - set_feature(&cpu->env, ARM_FEATURE_VFP); set_feature(&cpu->env, ARM_FEATURE_AUXCR); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN); @@ -1944,7 +1931,6 @@ static void arm1136_r2_initfn(Object *obj) cpu->dtb_compatible = "arm,arm1136"; set_feature(&cpu->env, ARM_FEATURE_V6); - set_feature(&cpu->env, ARM_FEATURE_VFP); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG); set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS); @@ -1976,7 +1962,6 @@ static void arm1136_initfn(Object *obj) cpu->dtb_compatible = "arm,arm1136"; set_feature(&cpu->env, ARM_FEATURE_V6K); set_feature(&cpu->env, ARM_FEATURE_V6); - set_feature(&cpu->env, ARM_FEATURE_VFP); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG); set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS); @@ -2007,7 +1992,6 @@ static void arm1176_initfn(Object *obj) cpu->dtb_compatible = "arm,arm1176"; set_feature(&cpu->env, ARM_FEATURE_V6K); - set_feature(&cpu->env, ARM_FEATURE_VFP); set_feature(&cpu->env, ARM_FEATURE_VAPA); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG); @@ -2040,7 +2024,6 @@ static void arm11mpcore_initfn(Object *obj) cpu->dtb_compatible = "arm,arm11mpcore"; set_feature(&cpu->env, ARM_FEATURE_V6K); - set_feature(&cpu->env, ARM_FEATURE_VFP); set_feature(&cpu->env, ARM_FEATURE_VAPA); set_feature(&cpu->env, ARM_FEATURE_MPIDR); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); @@ -2106,7 +2089,6 @@ static void cortex_m4_initfn(Object *obj) set_feature(&cpu->env, ARM_FEATURE_M); set_feature(&cpu->env, ARM_FEATURE_M_MAIN); set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP); - set_feature(&cpu->env, ARM_FEATURE_VFP4); cpu->midr = 0x410fc240; /* r0p0 */ cpu->pmsav7_dregion = 8; cpu->isar.mvfr0 = 0x10110021; @@ -2137,7 +2119,6 @@ static void cortex_m7_initfn(Object *obj) set_feature(&cpu->env, ARM_FEATURE_M); set_feature(&cpu->env, ARM_FEATURE_M_MAIN); set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP); - set_feature(&cpu->env, ARM_FEATURE_VFP4); cpu->midr = 0x411fc272; /* r1p2 */ cpu->pmsav7_dregion = 8; cpu->isar.mvfr0 = 0x10110221; @@ -2169,7 +2150,6 @@ static void cortex_m33_initfn(Object *obj) set_feature(&cpu->env, ARM_FEATURE_M_MAIN); set_feature(&cpu->env, ARM_FEATURE_M_SECURITY); set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP); - set_feature(&cpu->env, ARM_FEATURE_VFP4); cpu->midr = 0x410fd213; /* r0p3 */ cpu->pmsav7_dregion = 16; cpu->sau_sregion = 8; @@ -2253,7 +2233,6 @@ static void cortex_r5f_initfn(Object *obj) ARMCPU *cpu = ARM_CPU(obj); cortex_r5_initfn(obj); - set_feature(&cpu->env, ARM_FEATURE_VFP3); cpu->isar.mvfr0 = 0x10110221; cpu->isar.mvfr1 = 0x00000011; } @@ -2272,7 +2251,6 @@ static void cortex_a8_initfn(Object *obj) cpu->dtb_compatible = "arm,cortex-a8"; set_feature(&cpu->env, ARM_FEATURE_V7); - set_feature(&cpu->env, ARM_FEATURE_VFP3); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_THUMB2EE); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); @@ -2340,7 +2318,6 @@ static void cortex_a9_initfn(Object *obj) cpu->dtb_compatible = "arm,cortex-a9"; set_feature(&cpu->env, ARM_FEATURE_V7); - set_feature(&cpu->env, ARM_FEATURE_VFP3); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_THUMB2EE); set_feature(&cpu->env, ARM_FEATURE_EL3); @@ -2405,7 +2382,6 @@ static void cortex_a7_initfn(Object *obj) cpu->dtb_compatible = "arm,cortex-a7"; set_feature(&cpu->env, ARM_FEATURE_V7VE); - set_feature(&cpu->env, ARM_FEATURE_VFP4); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_THUMB2EE); set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER); @@ -2451,7 +2427,6 @@ static void cortex_a15_initfn(Object *obj) cpu->dtb_compatible = "arm,cortex-a15"; set_feature(&cpu->env, ARM_FEATURE_V7VE); - set_feature(&cpu->env, ARM_FEATURE_VFP4); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_THUMB2EE); set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER); diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index f0d98bc79d..e4e8499e71 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -102,7 +102,6 @@ static void aarch64_a57_initfn(Object *obj) cpu->dtb_compatible = "arm,cortex-a57"; set_feature(&cpu->env, ARM_FEATURE_V8); - set_feature(&cpu->env, ARM_FEATURE_VFP4); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER); set_feature(&cpu->env, ARM_FEATURE_AARCH64); @@ -156,7 +155,6 @@ static void aarch64_a53_initfn(Object *obj) cpu->dtb_compatible = "arm,cortex-a53"; set_feature(&cpu->env, ARM_FEATURE_V8); - set_feature(&cpu->env, ARM_FEATURE_VFP4); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER); set_feature(&cpu->env, ARM_FEATURE_AARCH64); @@ -210,7 +208,6 @@ static void aarch64_a72_initfn(Object *obj) cpu->dtb_compatible = "arm,cortex-a72"; set_feature(&cpu->env, ARM_FEATURE_V8); - set_feature(&cpu->env, ARM_FEATURE_VFP4); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER); set_feature(&cpu->env, ARM_FEATURE_AARCH64); diff --git a/target/arm/kvm32.c b/target/arm/kvm32.c index 3a8b437eef..2e7d7a1e02 100644 --- a/target/arm/kvm32.c +++ b/target/arm/kvm32.c @@ -122,7 +122,6 @@ bool kvm_arm_get_host_cpu_features(ARMHostCPUFeatures *ahcf) * bits, but a few must be tested. */ set_feature(&features, ARM_FEATURE_V7VE); - set_feature(&features, ARM_FEATURE_VFP3); set_feature(&features, ARM_FEATURE_GENERIC_TIMER); if (extract32(id_pfr0, 12, 4) == 1) { @@ -131,10 +130,6 @@ bool kvm_arm_get_host_cpu_features(ARMHostCPUFeatures *ahcf) if (extract32(ahcf->isar.mvfr1, 12, 4) == 1) { set_feature(&features, ARM_FEATURE_NEON); } - if (extract32(ahcf->isar.mvfr1, 28, 4) == 1) { - /* FMAC support implies VFPv4 */ - set_feature(&features, ARM_FEATURE_VFP4); - } ahcf->features = features; diff --git a/target/arm/kvm64.c b/target/arm/kvm64.c index 3bae9e4a66..e555e8dbc0 100644 --- a/target/arm/kvm64.c +++ b/target/arm/kvm64.c @@ -603,7 +603,6 @@ bool kvm_arm_get_host_cpu_features(ARMHostCPUFeatures *ahcf) * feature bits. */ set_feature(&features, ARM_FEATURE_V8); - set_feature(&features, ARM_FEATURE_VFP4); set_feature(&features, ARM_FEATURE_NEON); set_feature(&features, ARM_FEATURE_AARCH64); set_feature(&features, ARM_FEATURE_PMU); -- 2.20.1