quicklogic/pp3/primitives/gmux/gmux_ip.model.xml

<models xmlns:xi="http://www.w3.org/2001/XInclude">
  <model name="GMUX_IP">
    <input_ports>
      <port name="IC" is_clock="1" combinational_sink_ports="IZ"/>
      <port name="IP" is_clock="1" combinational_sink_ports="IZ"/>
      <port name="IS0" combinational_sink_ports="IZ"/>
    </input_ports>
    <output_ports>
      <port name="IZ"/>
    </output_ports>
  </model>
</models>