add generate to nmigen_add_experiment.py again

diff --git a/src/add/nmigen_add_experiment.py b/src/add/nmigen_add_experiment.py
index 84e6790c3a70765ae084c5b8992b3d309dfcf062..ecb1d35b14350f67e95f51522dc7407b2f056bc8 100644 (file)
--- a/src/add/nmigen_add_experiment.py
+++ b/src/add/nmigen_add_experiment.py
@@ -2,6 +2,27 @@
 # Copyright (C) Jonathan P Dawson 2013
 # 2013-12-12
 
+from nmigen.cli import main, verilog
 from fpadd.statemachine import FPADDBase, FPADD
 from fpadd.pipeline import FPADDMuxInOut
 
+if __name__ == "__main__":
+    if True:
+        alu = FPADD(width=32, id_wid=5, single_cycle=True)
+        main(alu, ports=alu.rs[0][0].ports() + \
+                        alu.rs[0][1].ports() + \
+                        alu.res[0].ports() + \
+                        [alu.ids.in_mid, alu.ids.out_mid])
+    else:
+        alu = FPADDBase(width=32, id_wid=5, single_cycle=True)
+        main(alu, ports=[alu.in_a, alu.in_b] + \
+                        alu.in_t.ports() + \
+                        alu.out_z.ports() + \
+                        [alu.in_mid, alu.out_mid])
+
+
+    # works... but don't use, just do "python fname.py convert -t v"
+    #print (verilog.convert(alu, ports=[
+    #                        ports=alu.in_a.ports() + \
+    #                              alu.in_b.ports() + \
+    #                              alu.out_z.ports())