Deprecate fromBits and clock/reset constructors (#583)

1 files changed, 10 insertions, 0 deletions

diff --git a/src/main/scala/chisel3/package.scala b/src/main/scala/chisel3/package.scala
index 0ab4876d..ac4e5441 100644
--- a/src/main/scala/chisel3/package.scala
+++ b/src/main/scala/chisel3/package.scala
@@ -25,6 +25,16 @@ package object chisel3 {    // scalastyle:ignore package.object.name
   val Clock = chisel3.core.Clock
   type Clock = chisel3.core.Clock
 
+  implicit class fromBitsable[T <: Data](val data: T) {
+    import chisel3.core.CompileOptions
+    import chisel3.internal.sourceinfo.SourceInfo
+
+    @deprecated("fromBits is deprecated, use asTypeOf instead", "chisel3")
+    def fromBits(that: Bits)(implicit sourceInfo: SourceInfo, compileOptions: CompileOptions): T = {
+      that.asTypeOf(data)
+    }
+  }
+  
   type Aggregate = chisel3.core.Aggregate
   val Vec = chisel3.core.Vec
   type Vec[T <: Data] = chisel3.core.Vec[T]