tests/convert_and_merge_composable_tests/preserve-interconnect.xml

<?xml version="1.0"?>
<!-- Make sure existing interconnect values are preserved. -->
<xml>
  <pb_type name="parent">
    <input name="ia1"/>
    <input name="ia2"/>
    <input name="ia3"/>
    <output name="o0"/>
    <output name="o1"/>
    <pb_type name="childa">
      <input name="i1"/>
      <input name="i2"/>
      <output name="o"/>
    </pb_type>
    <pb_type name="childb">
      <input name="i"/>
      <output name="o"/>
    </pb_type>
    <pb_type name="childc">
      <input name="i"/>
      <output name="o"/>
    </pb_type>
    <interconnect>
      <direct input="parent.ia1" name="childa-i1" output="childa.i1"/>
      <mux name="childa-input-i2" input="parent.ia2 parent.ia3" output="childa.i2">
	<pack_pattern name="MUX1" in_port="parent.ia2" output="childa.i2" />
	<pack_pattern name="MUX2" in_port="parent.ia3" output="childa.i2" />
      </mux>
      <direct input="childa.o" name="parent-o0" output="parent.o0">
	<pack_pattern name="CARRY" in_port="childa.o" output="parent.o0" />
      </direct>
      <direct input="childa.o" name="childb-i" output="childb.i"/>
      <mux name="childc-input" input="childa.o childb.o" output="childc.i"/>
      <mux name="output" input="childa.o childb.o childc.o" output="parent.o1"/>
    </interconnect>
  </pb_type>
</xml>