A.2002H,00H B.1FFEH,00H C.1FFEH,20H D.2002H,20H
A.MOV.EAX,10H B.IN.EAX,DX C.MOV.[EBX][EBP],10H D.MOV.EBX,OFFSET[EBX][ESI]
A.XORAL,AL B.ORAL,00H C.ANDAL,00H D.SUBAL,AL