Merge branch 'master' into tobits-deprecation

1 files changed, 20 insertions, 0 deletions

diff --git a/src/main/scala/chisel3/util/Cat.scala b/src/main/scala/chisel3/util/Cat.scala
new file mode 100644
index 00000000..ba12a7d4
--- /dev/null
+++ b/src/main/scala/chisel3/util/Cat.scala
@@ -0,0 +1,20 @@
+// See LICENSE for license details.
+
+package chisel3.util
+
+import chisel3._
+import chisel3.core.SeqUtils
+
+object Cat {
+  /** Concatenates the argument data elements, in argument order, together.
+    */
+  def apply[T <: Bits](a: T, r: T*): UInt = apply(a :: r.toList)
+
+  /** Concatenates the data elements of the input sequence, in reverse sequence order, together.
+    * The first element of the sequence forms the most significant bits, while the last element
+    * in the sequence forms the least significant bits.
+    *
+    * Equivalent to r(0) ## r(1) ## ... ## r(n-1).
+    */
+  def apply[T <: Bits](r: Seq[T]): UInt = SeqUtils.asUInt(r.reverse)
+}