adder:Function {
  func = ```
    n2_out = in0 + in1
  ```;
}
n0_in:IntInPort
n1_in:IntInPort
n2_out:IntOutPort
:hasInPort (adder -> n0_in)
:hasInPort (adder -> n1_in)
:hasOutPort (adder -> n2_out)



d0:Delay
d0_in:IntInPort
d0_out:IntOutPort
:hasInPort (d0 -> d0_in)
:hasOutPort (d0 -> d0_out)



d1:Delay
d1_in:IntInPort
d1_out:IntOutPort
:hasInPort (d1 -> d1_in)
:hasOutPort (d1 -> d1_out)



:intLink (n2_out -> d1_in)
:intLink (d1_out -> n1_in)
:intLink (d1_out -> d0_in)
:intLink (d1_out -> n0_in)