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i386: kvm: extract register switch to cpuid_entry_get_reg() function

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No behavior change: just code movement.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Eduardo Habkost 2012-10-04 17:48:56 -03:00 committed by Marcelo Tosatti
parent 47111e2cfa
commit 829ae2f9fa
1 changed files with 23 additions and 14 deletions
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37
target-i386/kvm.c
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@ -123,6 +123,28 @@ static int get_para_features(KVMState *s)
}
/* Returns the value for a specific register on the cpuid entry
*/
static uint32_t cpuid_entry_get_reg(struct kvm_cpuid_entry2 *entry, int reg)
{
uint32_t ret = 0;
switch (reg) {
case R_EAX:
ret = entry->eax;
break;
case R_EBX:
ret = entry->ebx;
break;
case R_ECX:
ret = entry->ecx;
break;
case R_EDX:
ret = entry->edx;
break;
}
return ret;
}
uint32_t kvm_arch_get_supported_cpuid(KVMState *s, uint32_t function,
uint32_t index, int reg)
{
@ -142,20 +164,7 @@ uint32_t kvm_arch_get_supported_cpuid(KVMState *s, uint32_t function,
cpuid->entries[i].index == index) {
struct kvm_cpuid_entry2 *entry = &cpuid->entries[i];
found = true;
switch (reg) {
case R_EAX:
ret = entry->eax;
break;
case R_EBX:
ret = entry->ebx;
break;
case R_ECX:
ret = entry->ecx;
break;
case R_EDX:
ret = entry->edx;
break;
}
ret = cpuid_entry_get_reg(entry, reg);
}
}