Initialize delay elements (manually).

ucbjrl · ucbjrl · commit 3a8e612a3a36 · 2015-08-06T16:36:36.000-07:00
diff --git a/solutions/VecShiftRegister.scala b/solutions/VecShiftRegister.scala
@@ -27,6 +27,12 @@ class VecShiftRegister extends Module {
 class VecShiftRegisterTests(c: VecShiftRegister) extends Tester(c) { 
   val reg     = Array.fill(4){ 0 }
   val ins     = Array.fill(4){ 0 }
+  // Initialize the delays.
+  for (i <- 0 until 4)
+    poke(c.io.ins(i), 0)
+  poke(c.io.load, 1)
+  step(1)
+
   for (t <- 0 until 16) {
     for (i <- 0 until 4)
       ins(i) = rnd.nextInt(16)
