因为他准确知道中断会用到哪个寄存器，所以它能够以程序编缉时的状态为基础，动态决定代码大小。

Since it knows exactly which registers will be used for any interrupt, it can determine the context size dynamically, based on the state of the program at the time of compilation.

youdao

因为他准确知道中断会用到哪个寄存器，所以它能够以程序编缉时的状态为基础，动态决定代码大小。

Since it knows exactly which registers will be used for any interrupt, it can determine the context size dynamically, based on the state of the program at the time of compilation.

youdao