Give the top level scope a name to fix VCD hierarchy.

m-labs · Jan 6, 2019 · 560bb00 · 560bb00
1 parent a2b04d7
commit 560bb00
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/nmigen/back/pysim.py b/nmigen/back/pysim.py
@@ -448,7 +448,7 @@ def add_fragment(fragment, scope=()):
                     add_fragment(subfragment, (*scope, "#{}".format(index)))
                 else:
                     add_fragment(subfragment, (*scope, name))
-        add_fragment(root_fragment)
+        add_fragment(root_fragment, scope=("top",))
 
         def add_signal(signal):
             if signal not in self._signals: