diff --git a/include/llvm/CodeGen/InstrSelectionSupport.h b/include/llvm/CodeGen/InstrSelectionSupport.h
index af30dc3e566..31ac3be9043 100644
--- a/include/llvm/CodeGen/InstrSelectionSupport.h
+++ b/include/llvm/CodeGen/InstrSelectionSupport.h
@@ -113,6 +113,32 @@ Create1OperandInstr(MachineOpCode opCode, Value* argVal1)
   return M;
 }
 
+inline MachineInstr*
+Create1OperandInstr_UImmed(MachineOpCode opCode, unsigned int unextendedImmed)
+{
+  MachineInstr* M = new MachineInstr(opCode);
+  M->SetMachineOperandConst(0, MachineOperand::MO_UnextendedImmed,
+                               unextendedImmed);
+  return M;
+}
+
+inline MachineInstr*
+Create1OperandInstr_SImmed(MachineOpCode opCode, int signExtendedImmed)
+{
+  MachineInstr* M = new MachineInstr(opCode);
+  M->SetMachineOperandConst(0, MachineOperand::MO_SignExtendedImmed,
+                               signExtendedImmed);
+  return M;
+}
+
+inline MachineInstr*
+Create1OperandInstr_Addr(MachineOpCode opCode, Value* label)
+{
+  MachineInstr* M = new MachineInstr(opCode);
+  M->SetMachineOperandVal(0, MachineOperand::MO_PCRelativeDisp, label);
+  return M;
+}
+
 inline MachineInstr*
 Create2OperandInstr(MachineOpCode opCode, Value* argVal1, Value* argVal2)
 {