diff --git a/include/llvm/Instruction.h b/include/llvm/Instruction.h
index 86f2a056cb9..1d863483e0c 100644
--- a/include/llvm/Instruction.h
+++ b/include/llvm/Instruction.h
@@ -95,6 +95,8 @@ public:
     return isTerminator(iType);
   }
 
+  static inline bool isPhiNode(unsigned OpCode) { return OpCode == PHI; }
+
   inline bool isBinaryOp() const {
     return iType >= BinaryOpsBegin && iType < BinaryOpsEnd;
   }