Convert the RemoveAccesses object into a class. (#1058)

* Convert the RemoveAccesses object into a class.
Prevent simultaneous access to common resources when tests are run in parallel.

* Respond to comments - use object factory to preserve existing API.

1 files changed, 12 insertions, 1 deletions

diff --git a/src/main/scala/firrtl/passes/RemoveAccesses.scala b/src/main/scala/firrtl/passes/RemoveAccesses.scala
index 961f5aba..2cad4c36 100644
--- a/src/main/scala/firrtl/passes/RemoveAccesses.scala
+++ b/src/main/scala/firrtl/passes/RemoveAccesses.scala
@@ -13,7 +13,7 @@ import scala.collection.mutable
 
 /** Removes all [[firrtl.WSubAccess]] from circuit
   */
-object RemoveAccesses extends Pass {
+class RemoveAccesses extends Pass {
   private def AND(e1: Expression, e2: Expression) =
     if(e1 == one) e2
     else if(e2 == one) e1
@@ -166,3 +166,14 @@ object RemoveAccesses extends Pass {
     })
   }
 }
+
+object RemoveAccesses extends Pass {
+  def apply: Pass = {
+    new RemoveAccesses()
+  }
+
+  def run(c: Circuit): Circuit = {
+    val t = new RemoveAccesses
+    t.run(c)
+  }
+}