From: Adam Greig <adam@adamgreig.com>
Date: Sun, 6 Jan 2019 00:10:37 +0000 (+0000)
Subject: Give the top level scope a name to fix VCD hierarchy.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8cf52683f40d3bf892785da2ac5317c5dc62942d;p=nmigen.git

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

diff --git a/nmigen/back/pysim.py b/nmigen/back/pysim.py
index a1e43a5..fa90461 100644
--- a/nmigen/back/pysim.py
+++ b/nmigen/back/pysim.py
@@ -448,7 +448,7 @@ class Simulator:
                     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: