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<p>and thereby gain insight into the behavior (or misbehavior) of the executing program. Nearly all modern <a href="page.php?w=Integrated_development_environment">IDE</a>s and <a href="page.php?w=debugger">debugger</a>s support this mode of execution.</p>

<p><big>History</big></p>
<p>Instruction <b>stepping</b> or <b>single cycle</b> originally referred to the technique of stopping the processor <a href="page.php?w=Clock_signal">clock</a> and manually advancing it one cycle at a time. For this to be possible, three things are required:</p>

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