| 释义 |
double-length register
双倍长寄存器;［倍长暂存器］
Two registers that function as a single register. A double-length register may be used in multiplication, for storing the product;in division, for storing the partial quotient and the remainder;and in character manipulation, for shifting character strings and for accessing the left-hand or the right-hand portion.
由两个寄存器组成的寄存器,操作起来如同一个单一的寄存器。双倍长寄存器在乘法运 算时可用于存放乘积;在除法运算中可用来存放部分商和余数;在字符处理时可用于移动字 符串以及存取字符串的左端或右端部分。同double register。 |