rim</code></td><td><code class="mendoza-code">(srim dest lhs shamt)</code></td><td>$dest = $lhs &gt;&gt; shamt</td></tr><tr><td><code class="mendoza-code">sru</code></td><td><code class="mendoza-code">(sru dest lhs rhs)</code></td><td>$dest = $lhs &gt;&gt;&gt; $rhs</td></tr><tr><td><code class="mendoza-code">sruim</code></td><td><code class="mendoza-code">(sruim dest lhs shamt)</code></td><td>$dest = $lhs &gt;&gt;&gt; shamt</td></tr><tr><td><code class="mendoza-code">sub</code></td><td><code class="mendoza-