diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
index cfffa86..30beb93 100644
--- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -4763,8 +4763,11 @@
 
 
 /// LowerAsmOperandForConstraint - Lower the specified operand into the Ops
-/// vector.  If it is invalid, don't add anything to Ops.
+/// vector.  If it is invalid, don't add anything to Ops. If hasMemory is true
+/// it means one of the asm constraint of the inline asm instruction being
+/// processed is 'm'.
 void PPCTargetLowering::LowerAsmOperandForConstraint(SDValue Op, char Letter,
+                                                     bool hasMemory,
                                                      std::vector<SDValue>&Ops,
                                                      SelectionDAG &DAG) const {
   SDValue Result(0,0);
@@ -4823,7 +4826,7 @@
   }
   
   // Handle standard constraint letters.
-  TargetLowering::LowerAsmOperandForConstraint(Op, Letter, Ops, DAG);
+  TargetLowering::LowerAsmOperandForConstraint(Op, Letter, hasMemory, Ops, DAG);
 }
 
 // isLegalAddressingMode - Return true if the addressing mode represented