diff --git a/llvm/lib/Target/Sparc/SparcV9RegInfo.h b/llvm/lib/Target/Sparc/SparcV9RegInfo.h
index 68d0ad823b17..34069d82f128 100644
--- a/llvm/lib/Target/Sparc/SparcV9RegInfo.h
+++ b/llvm/lib/Target/Sparc/SparcV9RegInfo.h
@@ -14,8 +14,12 @@
 #ifndef SPARC_REGINFO_H
 #define SPARC_REGINFO_H
 
+#include "llvm/Target/TargetRegInfo.h"
+
 namespace llvm {
 
+class SparcTargetMachine;
+
 class SparcRegInfo : public TargetRegInfo {
 
 private:
@@ -139,7 +143,6 @@ public:
     return 8;
   }
 
-
   // To obtain the return value and the indirect call address (if any)
   // contained in a CALL machine instruction
   //