2 ms·
I think he meant MOVZX EBX, [RDI] + AND EAX, 0xFFFFFF00 + OR EAX, EBX. The sequence would be equivalent to MOV AL, [RDI].
by bonzini 7y ago
I think he meant MOVZX EBX, [RDI] + AND EAX, 0xFFFFFF00 + OR EAX, EBX. The sequence would be equivalent to MOV AL, [RDI].