7: </em>        let lts: logic = $signed(wdata) &lt;: $signed(rdata);
<em class="lineno">8: </em>        let ltu: logic = wdata &lt;: rdata;
<em class="lineno">9: </em>
<em class="lineno">10: </em>        return case amoop {
<em class="lineno">11: </em>            AMOOp::SWAP: wdata,
<em class="lineno">12: </em>            AMOOp::ADD : rdata + wdata,
<em class="lineno">13: </em>            AMOOp::XOR : rdata ^ wdata,
<em class="lineno">14: </em>            AMOOp::AND : rdata &amp; wdata,
<em class="lineno">