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target/arm: Use object_property_add_bool for "sve" property

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The interface for object_property_add_bool is simpler,
making the code easier to understand.

Reviewed-by: Andrew Jones <drjones@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210111235740.462469-4-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2021-01-11 13:57:40 -10:00 committed by Peter Maydell
parent eb94284d08
commit 8073b87187
1 changed files with 10 additions and 14 deletions
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24
target/arm/cpu64.c
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@ -488,6 +488,12 @@ static void cpu_max_set_sve_max_vq(Object *obj, Visitor *v, const char *name,
cpu->sve_max_vq = max_vq;
}
/*
* Note that cpu_arm_get/set_sve_vq cannot use the simpler
* object_property_add_bool interface because they make use
* of the contents of "name" to determine which bit on which
* to operate.
*/
static void cpu_arm_get_sve_vq(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
{
@ -529,26 +535,17 @@ static void cpu_arm_set_sve_vq(Object *obj, Visitor *v, const char *name,
set_bit(vq - 1, cpu->sve_vq_init);
}
static void cpu_arm_get_sve(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
static bool cpu_arm_get_sve(Object *obj, Error **errp)
{
ARMCPU *cpu = ARM_CPU(obj);
bool value = cpu_isar_feature(aa64_sve, cpu);
visit_type_bool(v, name, &value, errp);
return cpu_isar_feature(aa64_sve, cpu);
}
static void cpu_arm_set_sve(Object *obj, Visitor *v, const char *name,
void *opaque, Error **errp)
static void cpu_arm_set_sve(Object *obj, bool value, Error **errp)
{
ARMCPU *cpu = ARM_CPU(obj);
bool value;
uint64_t t;
if (!visit_type_bool(v, name, &value, errp)) {
return;
}
if (value && kvm_enabled() && !kvm_arm_sve_supported()) {
error_setg(errp, "'sve' feature not supported by KVM on this host");
return;
@ -563,8 +560,7 @@ void aarch64_add_sve_properties(Object *obj)
{
uint32_t vq;
object_property_add(obj, "sve", "bool", cpu_arm_get_sve,
cpu_arm_set_sve, NULL, NULL);
object_property_add_bool(obj, "sve", cpu_arm_get_sve, cpu_arm_set_sve);
for (vq = 1; vq <= ARM_MAX_VQ; ++vq) {
char name[8];