From 10f170110cd00e7e5e0b428c0490594dac4db225 Mon Sep 17 00:00:00 2001
From: Jim Lawson
Date: Thu, 6 Oct 2016 16:46:27 -0700
Subject: Revert "Merge pull request #322 from ucb-bar/deleteEnqIODeqIO"

This reverts commit 3ea7faaad0c3e349c531fabc8a75440337bdc235, reversing
changes made to 7aea39d4deac62d5477904f4bf4381c3482c41d0.

Update chisel-testers before commiting this change (deleting EnqIO/DeqIO).
---
 src/main/scala/chisel3/compatibility.scala | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'src/main/scala/chisel3/compatibility.scala')

diff --git a/src/main/scala/chisel3/compatibility.scala b/src/main/scala/chisel3/compatibility.scala
index d0d2ddb4..d13fcb06 100644
--- a/src/main/scala/chisel3/compatibility.scala
+++ b/src/main/scala/chisel3/compatibility.scala
@@ -158,6 +158,25 @@ package object Chisel {     // scalastyle:ignore package.object.name
   type DecoupledIO[+T <: Data] = chisel3.util.DecoupledIO[T]
   val DecoupledIO = chisel3.util.Decoupled
   val Decoupled = chisel3.util.Decoupled
+  class EnqIO[+T <: Data](gen: T) extends DecoupledIO(gen) {
+    def init(): Unit = {
+      this.noenq()
+    }
+    override def cloneType: this.type = EnqIO(gen).asInstanceOf[this.type]
+  }
+  class DeqIO[+T <: Data](gen: T) extends DecoupledIO(gen) {
+    chisel3.core.Binding.bind(this, chisel3.core.FlippedBinder, "Error: Cannot flip ")
+    def init(): Unit = {
+      this.nodeq()
+    }
+    override def cloneType: this.type = DeqIO(gen).asInstanceOf[this.type]
+  }
+  object EnqIO {
+    def apply[T<:Data](gen: T): DecoupledIO[T] = DecoupledIO(gen)
+  }
+  object DeqIO {
+    def apply[T<:Data](gen: T): DecoupledIO[T] = Flipped(DecoupledIO(gen))
+  }
   type QueueIO[T <: Data] = chisel3.util.QueueIO[T]
   type Queue[T <: Data] = chisel3.util.Queue[T]
   val Queue = chisel3.util.Queue
-- 
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