如果的确如此，那么目的寄存器将会有源寄存器的两倍之长。

If it did this, then the destination register would have to be twice as large as the source register.

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CLR JIT只能跟踪固定数目的寄存器分配变量；一旦需要跟踪的数目超出这个数目，它就开始将寄存器的内容移到内存中。

The CLR JIT can only track a fixed number of variables for register allocation; once it has to track more than this, it begins to spill the contents of registers into memory.

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然后将提示输入 Apache 服务器的安装位置以及用来定位开发项目的类路径所必需的转移地址寄存器的根目录。

You’ll next be prompted for the installed location of the Apache server and the root directory used to locate the jars necessary for the development project’s classpath.

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