Remove val io

Chisel projects no longer need -Xsource:2.11 when compiling with Scala
2.12.

Autowrapping of "val io" for compatibility mode Modules is now
implemented using reflection instead of calling the virtual method.

Also move Chisel.BlackBox to new chisel3.internal.LegacyBlackBox

1 files changed, 5 insertions, 0 deletions

diff --git a/core/src/main/scala/chisel3/Module.scala b/core/src/main/scala/chisel3/Module.scala
index 9a1a0ce1..d34211f1 100644
--- a/core/src/main/scala/chisel3/Module.scala
+++ b/core/src/main/scala/chisel3/Module.scala
@@ -257,6 +257,11 @@ package experimental {
     // mainly for compatibility purposes.
     protected def portsContains(elem: Data): Boolean = _ports contains elem
 
+    // This is dangerous because it can be called before the module is closed and thus there could
+    // be more ports and names have not yet been finalized.
+    // This should only to be used during the process of closing when it is safe to do so.
+    private[chisel3] def findPort(name: String): Option[Data] = _ports.find(_.seedOpt.contains(name))
+
     protected def portsSize: Int = _ports.size
 
     /** Generates the FIRRTL Component (Module or Blackbox) of this Module.