From ec1d4edf848c4a8f38b7f3a5635983248dc65b92 Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Thu, 17 Sep 2015 17:25:06 +0800
Subject: [PATCH] sim: support Case

---
 migen/sim.py | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/migen/sim.py b/migen/sim.py
index c6ddea55b..ed40963dd 100644
--- a/migen/sim.py
+++ b/migen/sim.py
@@ -130,8 +130,15 @@ class Evaluator:
                     self.execute(s.t)
                 else:
                     self.execute(s.f)
+            elif isinstance(s, Case):
+                test = self.eval(s.test)
+                for k, v in s.cases.items():
+                    if isinstance(k, Constant) and k.value == test:
+                        self.execute(v)
+                        return
+                if "default" in s.cases:
+                    self.execute(s.cases["default"])
             else:
-                # TODO: Case
                 raise NotImplementedError