KVM: x86 emulator: simplify OpMem64 decode
Use the same technique as the other OpMem variants, and goto mem_common.
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index e46809b..1c95935f 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -3361,11 +3361,7 @@
rc = decode_imm(ctxt, op, 1, false);
break;
case OpMem:
- case OpMem64:
- if (d == OpMem64)
- ctxt->memop.bytes = 8;
- else
- ctxt->memop.bytes = (ctxt->d & ByteOp) ? 1 : ctxt->op_bytes;
+ ctxt->memop.bytes = (ctxt->d & ByteOp) ? 1 : ctxt->op_bytes;
mem_common:
*op = ctxt->memop;
ctxt->memopp = op;
@@ -3373,6 +3369,9 @@
fetch_bit_operand(ctxt);
op->orig_val = op->val;
break;
+ case OpMem64:
+ ctxt->memop.bytes = 8;
+ goto mem_common;
case OpAcc:
op->type = OP_REG;
op->bytes = (ctxt->d & ByteOp) ? 1 : ctxt->op_bytes;