CPU 4 is not available on the machine, so it will display the following error message and run the default available processors.

该计算机中没有CPU 4，所以将显示下面的错误信息，并运行缺省可用的处理器。

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Prior to the processing, the local error-variables are being reset, which is inexpensive, but still costs some CPU.

在处理这条语句之前，要重新设置本地错误变量，其代价虽然不高，但仍要花费一些CPU时间。

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For some exceptions, the CPU control unit also generates a hardware error code and pushes it on the Kernel Mode stack before starting the exception handler.

对每个异常，CPU控制单元也生成一个硬件错误码，并在开始执行处理函数前将其压入内核空间栈中。

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