er" colspan="2"><span class="bold"><strong>Semantic statement</strong></span></td>
  <td></td>
</tr>
<tr>
  <td></td>
  <td colspan="2"><code class="code">output = input0 + input1;</code></td>
</tr>
</tfoot>
</table>
</div></div>
<p>
This is standard integer addition. It works for either unsigned or
signed interpretations of the integer encoding (twos complement). Size
of both inputs and output must be the same. The addition is of course
performed modulo this size. Overflow and carry conditions are
calculat