If the operand-size prefix (0x66) is used in 64-bit mode, the emulator would
assume the destination operand is 64-bit, when it should be 32-bit.
Reminder: movnti does not support 16-bit operands and its default operand size
is 32-bit.
Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
break;
case 0xc3: /* movnti */
ctxt->dst.bytes = ctxt->op_bytes;
- ctxt->dst.val = (ctxt->op_bytes == 4) ? (u32) ctxt->src.val :
- (u64) ctxt->src.val;
+ ctxt->dst.val = (ctxt->op_bytes == 8) ? (u64) ctxt->src.val :
+ (u32) ctxt->src.val;
break;
default:
goto cannot_emulate;