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target-arm: Add ARM UDIV/SDIV support

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Add support for UDIV and SDIV in ARM mode. This is a new optional
feature for A profile cores (Thumb mode has had UDIV and SDIV for
M profile cores for some time).

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2011-10-19 16:14:06 +00:00
parent 477899908f
commit b8b8ea05c4
3 changed files with 24 additions and 1 deletions
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5
target-arm/helper.c
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@ -207,7 +207,7 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
set_feature(env, ARM_FEATURE_VFP_FP16);
set_feature(env, ARM_FEATURE_NEON);
set_feature(env, ARM_FEATURE_THUMB2EE);
set_feature(env, ARM_FEATURE_THUMB_DIV);
set_feature(env, ARM_FEATURE_ARM_DIV);
set_feature(env, ARM_FEATURE_V7MP);
break;
case ARM_CPUID_TI915T:
@ -261,6 +261,9 @@ static void cpu_reset_model_id(CPUARMState *env, uint32_t id)
if (arm_feature(env, ARM_FEATURE_V7)) {
set_feature(env, ARM_FEATURE_VAPA);
}
if (arm_feature(env, ARM_FEATURE_ARM_DIV)) {
set_feature(env, ARM_FEATURE_THUMB_DIV);
}
}
void cpu_reset(CPUARMState *env)