diff --git a/llvm/include/llvm/CodeGen/MachineInstr.h b/llvm/include/llvm/CodeGen/MachineInstr.h
index 8d987acd64da..04f07abce600 100644
--- a/llvm/include/llvm/CodeGen/MachineInstr.h
+++ b/llvm/include/llvm/CodeGen/MachineInstr.h
@@ -54,7 +54,6 @@ typedef int OpCodeMask;
 // 
 //---------------------------------------------------------------------------
 
-
 class MachineOperand {
 public:
   enum MachineOperandType {
@@ -326,8 +325,7 @@ public:
   void SetMachineOperandConst(unsigned i,
                               MachineOperand::MachineOperandType operandType,
                               int64_t intValue);
-  void SetMachineOperandReg(unsigned i, int regNum, bool isDef=false,
-                            bool isDefAndUse=false, bool isCCReg=false);
+  void SetMachineOperandReg(unsigned i, int regNum, bool isDef=false);
 
   unsigned substituteValue(const Value* oldVal, Value* newVal,
                            bool defsOnly = true);
diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp
index 367774ac8ac5..c3c5ca8feadd 100644
--- a/llvm/lib/CodeGen/MachineInstr.cpp
+++ b/llvm/lib/CodeGen/MachineInstr.cpp
@@ -82,22 +82,16 @@ MachineInstr::SetMachineOperandConst(unsigned i,
 void
 MachineInstr::SetMachineOperandReg(unsigned i,
                                    int regNum,
-                                   bool isdef,
-                                   bool isDefAndUse,
-                                   bool isCCReg)
-{
+                                   bool isdef) {
   assert(i < operands.size());
 
-  operands[i].opType =
-    isCCReg? MachineOperand::MO_CCRegister : MachineOperand::MO_MachineRegister;
+  operands[i].opType = MachineOperand::MO_MachineRegister;
   operands[i].value = NULL;
   operands[i].regNum = regNum;
   operands[i].flags = 0;
 
   if (isdef || TargetInstrDescriptors[opCode].resultPos == (int) i)
     operands[i].markDef();
-  if (isDefAndUse)
-    operands[i].markDefAndUse();
   insertUsedReg(regNum);
 }