{
uint64_t ret;
- asm volatile("mov %1, %%rax\n\t"
- "mov %2, %%rbx\n\t"
- "svm_hypercall_insn:\n\t"
+ asm volatile("svm_hypercall_insn:\n\t"
"vmmcall\n\t"
- "mov %%rax, %0\n\t"
- : "=r"(ret)
- : "r"((uint64_t)KVM_HC_SCHED_YIELD), "r"((uint64_t)apic_id)
- : "rax", "rbx", "memory");
+ : "=a"(ret)
+ : "a"((uint64_t)KVM_HC_SCHED_YIELD), "b"((uint64_t)apic_id)
+ : "memory");
return ret;
}
{
uint64_t ret;
- asm volatile("mov %1, %%rax\n\t"
- "mov %2, %%rbx\n\t"
- "vmx_hypercall_insn:\n\t"
+ asm volatile("vmx_hypercall_insn:\n\t"
"vmcall\n\t"
- "mov %%rax, %0\n\t"
- : "=r"(ret)
- : "r"((uint64_t)KVM_HC_SCHED_YIELD), "r"((uint64_t)apic_id)
- : "rax", "rbx", "memory");
+ : "=a"(ret)
+ : "a"((uint64_t)KVM_HC_SCHED_YIELD), "b"((uint64_t)apic_id)
+ : "memory");
return ret;
}