diff --git a/include/llvm/CodeGen/MachineInstrBuilder.h b/include/llvm/CodeGen/MachineInstrBuilder.h
index 68580badae2..05bece330cb 100644
--- a/include/llvm/CodeGen/MachineInstrBuilder.h
+++ b/include/llvm/CodeGen/MachineInstrBuilder.h
@@ -48,7 +48,7 @@ struct MachineInstrBuilder {
   /// (Same as addReg(RegNo, true) but shorter and more obvious).
   ///
   const MachineInstrBuilder &addClobber(int RegNo) const {
-    MI->addRegOperand(RegNo, true);
+    MI->addRegOperand(RegNo, MOTy::Def);
     return *this;
   }
 
@@ -86,6 +86,11 @@ struct MachineInstrBuilder {
     MI->addMachineBasicBlockOperand(MBB);
     return *this;
   }
+
+  const MachineInstrBuilder &addFrameIndex(unsigned Idx) const {
+    MI->addFrameIndexOperand(Idx);
+    return *this;
+  }
 };
 
 /// BuildMI - Builder interface.  Specify how to create the initial instruction