examples/basic/arrays: demonstrate lowering of Array in Instance expression

examples/basic/arrays.py

@@ -1,11 +1,12 @@
 from migen.fhdl.structure import *
+from migen.fhdl.specials import Instance
 from migen.fhdl.module import Module
 from migen.fhdl import verilog
 
 class Example(Module):
 	def __init__(self):
-		dx = 5
-		dy = 5
+		dx = 2
+		dy = 2
 
 		x = Signal(max=dx)
 		y = Signal(max=dy)
@@ -20,4 +21,8 @@ class Example(Module):
 				my_2d_array[x][y].eq(inp)
 			)
 
+		ina = Array(Signal() for a in range(dx))
+		outa = Array(Signal() for a in range(dy))
+		self.specials += Instance("test", Instance.Output("O", outa[y]), Instance.Input("I", ina[x]))
+
 print(verilog.convert(Example()))