external memory; traverse
the prefetch queue, finally reaching the IRD for actual execution. Extension
words might enter the queue at IRC but they never reach the decoder.</p>

<p class=MsoNormal><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p>

<p class=MsoNormal>When the CPU starts processing after reset, the prefetch is
initialized with the following steps:</p>

<p class=MsoNormal><![if !supportEmptyParas]>&nbsp;<![endif]><o:p></o:p></p>

<p class=MsoNormal style='margin-left:.5in;tex