diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp
index a1e7691..1c0d9cc 100644
--- a/llvm/lib/CodeGen/MachineInstr.cpp
+++ b/llvm/lib/CodeGen/MachineInstr.cpp
@@ -169,10 +169,10 @@
   }
 }
 
-/// findRegisterUseOperand() - Returns the MachineOperand that is a use of
+/// findRegisterUseOperandIdx() - Returns the MachineOperand that is a use of
 /// the specific register or -1 if it is not found. It further tightening
 /// the search criteria to a use that kills the register if isKill is true.
-int MachineInstr::findRegisterUseOperand(unsigned Reg, bool isKill){
+int MachineInstr::findRegisterUseOperandIdx(unsigned Reg, bool isKill) {
   for (unsigned i = 0, e = getNumOperands(); i != e; ++i) {
     MachineOperand &MO = getOperand(i);
     if (MO.isReg() && MO.isUse() && MO.getReg() == Reg)