Additional compatibility code.

2 files changed, 22 insertions, 1 deletions

diff --git a/chiselFrontend/src/main/scala/chisel3/core/Bits.scala b/chiselFrontend/src/main/scala/chisel3/core/Bits.scala
index ecae7340..6df85c6a 100644
--- a/chiselFrontend/src/main/scala/chisel3/core/Bits.scala
+++ b/chiselFrontend/src/main/scala/chisel3/core/Bits.scala
@@ -33,10 +33,11 @@ abstract class Element(private[core] val width: Width) extends Data {
   private[core] def binding = _binding
 
   /** Return the binding for some bits. */
-  def dir: Direction = binding.direction.get
+  def dir: Direction = binding.direction.getOrElse(Direction.Unspecified)
 
   private[chisel3] final def allElements: Seq[Element] = Seq(this)
   def widthKnown: Boolean = width.known
+  def name: String = getRef.name
 }
 
 /** A data type for values represented by a single bitvector. Provides basic
@@ -709,6 +710,15 @@ object SInt {
     result.binding = LitBinding()
     result
   }
+  /** Create a SInt with a specified direction and width - compatibility with Chisel2. */
+  def apply(direction: Direction, width: Int): SInt = {
+    val result = apply(Width(width))
+    direction match {
+      case Direction.Input => Input(result)
+      case Direction.Output => Output(result)
+      case Direction.Unspecified => result
+    }
+  }
 }
 
 // REVIEW TODO: Why does this extend UInt and not Bits? Does defining airth
@@ -770,6 +780,15 @@ object Bool {
     result.binding = LitBinding()
     result
   }
+  /** Create a UInt with a specified direction and width - compatibility with Chisel2. */
+  def apply(direction: Direction): Bool = {
+    val result = apply()
+    direction match {
+      case Direction.Input => Input(result)
+      case Direction.Output => Output(result)
+      case Direction.Unspecified => result
+    }
+  }
 }
 
 object Mux {
diff --git a/chiselFrontend/src/main/scala/chisel3/core/Module.scala b/chiselFrontend/src/main/scala/chisel3/core/Module.scala
index a593f539..ba0720a4 100644
--- a/chiselFrontend/src/main/scala/chisel3/core/Module.scala
+++ b/chiselFrontend/src/main/scala/chisel3/core/Module.scala
@@ -178,4 +178,6 @@ extends HasId {
     _ids.foreach(_._onModuleClose)
     this
   }
+  // For debuggers/testers
+  lazy val getPorts = computePorts
 }