Added LLVM copyright header.

llvm-svn: 9305
diff --git a/llvm/utils/TableGen/CodeEmitterGen.h b/llvm/utils/TableGen/CodeEmitterGen.h
index 4b87da5..d7b4bc1 100644
--- a/llvm/utils/TableGen/CodeEmitterGen.h
+++ b/llvm/utils/TableGen/CodeEmitterGen.h
@@ -1,4 +1,11 @@
 //===- CodeEmitterGen.h - Code Emitter Generator ----------------*- C++ -*-===//
+// 
+//                     The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// 
+//===----------------------------------------------------------------------===//
 //
 // FIXME: document
 //