Four of them (AX, BX, CX, DX) are general-purpose registers (GPRs), although each may have an additional purpose; for example, only CX can be used as a counter with the loop instruction.
其中四個（AX, BX, CX, DX）是通用目的（儘管每個暫存器都有附加目的；舉個例子：只有CX可以被用來當作loop（迴圈）指令的計數器。