1:  func_dec : entry
   2:  func : entry
   3:  $t0 = 3
   4:  x = $t0
   5:  $t1 = 20
   6:  y = $t1
   7:  $t2 = x * y
   8:  y = $t2
   9:  param y 
  10:  call : printInteger 1
  11:  result = $t3
  12:  return : y