In fact, the largest length available for a memory address to any instruction format is only 24 bits!
实际上，内存地址对于任何指令格式可以使用的最大长度只有24位！
This is just to point out why instruction format matters on the PowerPC processor -- you need to know how much space you have to work with!
这只是为了说明为什么指令格式在PowerPC处理器上是如此重要 ——您需要知道自己到底需要使用多少空间！
To learn how addressing modes work for load and store instructions on PowerPC processors, you must first understand a little bit about the PowerPC instruction format.
为了解寻址模式对于PowerPC处理器上的加载和存储指令是如何工作的，我们必须先要对PowerPC指令格式有点了解。
An instruction format containing four address parts.
一种包括四个地址部分的指令格式。
The idea of Computer architecture design has changed profoundly within the forepassed forty years, and the design of instruction format is an important part of architecture design.
计算机体系结构的设计思想在近四十年间发生了深刻的变化，而指令格式的设计是计算机体系结构设计的一个重要环节。
The idea of Computer architecture design has changed profoundly within the forepassed forty years, and the design of instruction format is an important part of architecture design.
计算机体系结构的设计思想在近四十年间发生了深刻的变化，而指令格式的设计是计算机体系结构设计的一个重要环节。
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