From 81e69fb093099ec5dccd61c92cec308f83091511 Mon Sep 17 00:00:00 2001 From: Mans Rullgard Date: Mon, 15 Jul 2013 14:35:25 +0100 Subject: target-arm: add feature flag for ARMv8 Signed-off-by: Mans Rullgard Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- target-arm/cpu.c | 7 ++++++- target-arm/cpu.h | 1 + target-arm/translate.c | 1 + 3 files changed, 8 insertions(+), 1 deletion(-) (limited to 'target-arm') diff --git a/target-arm/cpu.c b/target-arm/cpu.c index be26acc38d..9f1696f933 100644 --- a/target-arm/cpu.c +++ b/target-arm/cpu.c @@ -157,6 +157,11 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) CPUARMState *env = &cpu->env; /* Some features automatically imply others: */ + if (arm_feature(env, ARM_FEATURE_V8)) { + set_feature(env, ARM_FEATURE_V7); + set_feature(env, ARM_FEATURE_ARM_DIV); + set_feature(env, ARM_FEATURE_LPAE); + } if (arm_feature(env, ARM_FEATURE_V7)) { set_feature(env, ARM_FEATURE_VAPA); set_feature(env, ARM_FEATURE_THUMB2); @@ -744,7 +749,7 @@ static void pxa270c5_initfn(Object *obj) static void arm_any_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); - set_feature(&cpu->env, ARM_FEATURE_V7); + set_feature(&cpu->env, ARM_FEATURE_V8); set_feature(&cpu->env, ARM_FEATURE_VFP4); set_feature(&cpu->env, ARM_FEATURE_VFP_FP16); set_feature(&cpu->env, ARM_FEATURE_NEON); diff --git a/target-arm/cpu.h b/target-arm/cpu.h index 1369604d65..c798b272a0 100644 --- a/target-arm/cpu.h +++ b/target-arm/cpu.h @@ -387,6 +387,7 @@ enum arm_features { ARM_FEATURE_MPIDR, /* has cp15 MPIDR */ ARM_FEATURE_PXN, /* has Privileged Execute Never bit */ ARM_FEATURE_LPAE, /* has Large Physical Address Extension */ + ARM_FEATURE_V8, }; static inline int arm_feature(CPUARMState *env, int feature) diff --git a/target-arm/translate.c b/target-arm/translate.c index 9310c586de..0db1132a88 100644 --- a/target-arm/translate.c +++ b/target-arm/translate.c @@ -42,6 +42,7 @@ #define ENABLE_ARCH_6K arm_feature(env, ARM_FEATURE_V6K) #define ENABLE_ARCH_6T2 arm_feature(env, ARM_FEATURE_THUMB2) #define ENABLE_ARCH_7 arm_feature(env, ARM_FEATURE_V7) +#define ENABLE_ARCH_8 arm_feature(env, ARM_FEATURE_V8) #define ARCH(x) do { if (!ENABLE_ARCH_##x) goto illegal_op; } while(0) -- cgit v1.2.1