Added LLVM copyright header.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9321 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/ModuloScheduling/ModuloSchedGraph.h b/lib/CodeGen/ModuloScheduling/ModuloSchedGraph.h
index 3404a74..214e24c 100644
--- a/lib/CodeGen/ModuloScheduling/ModuloSchedGraph.h
+++ b/lib/CodeGen/ModuloScheduling/ModuloSchedGraph.h
@@ -1,5 +1,13 @@
 //===- ModuloSchedGraph.h - Modulo Scheduling Graph and Set -*- 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.
+// 
+//===----------------------------------------------------------------------===//
+// 
+// TODO: Need a description here.
 //
 //===----------------------------------------------------------------------===//