--- a/lib/Target/AVR/AVRISelLowering.h	Sun Dec 23 19:23:36 2018 +0900
+++ b/lib/Target/AVR/AVRISelLowering.h	Wed Aug 14 19:46:37 2019 +0900
@@ -1,9 +1,8 @@
 //===-- AVRISelLowering.h - AVR DAG Lowering Interface ----------*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
@@ -64,12 +63,14 @@
 
 } // end of namespace AVRISD
 
+class AVRSubtarget;
 class AVRTargetMachine;
 
 /// Performs target lowering for the AVR.
 class AVRTargetLowering : public TargetLowering {
 public:
-  explicit AVRTargetLowering(AVRTargetMachine &TM);
+  explicit AVRTargetLowering(const AVRTargetMachine &TM,
+                             const AVRSubtarget &STI);
 
 public:
   MVT getScalarShiftAmountTy(const DataLayout &, EVT LHSTy) const override {
@@ -127,6 +128,11 @@
   unsigned getRegisterByName(const char* RegName, EVT VT,
                              SelectionDAG &DAG) const override;
 
+  bool shouldSplitFunctionArgumentsAsLittleEndian(const DataLayout &DL)
+    const override {
+    return false;
+  }
+
 private:
   SDValue getAVRCmp(SDValue LHS, SDValue RHS, ISD::CondCode CC, SDValue &AVRcc,
                     SelectionDAG &DAG, SDLoc dl) const;
@@ -164,6 +170,10 @@
                           const SDLoc &dl, SelectionDAG &DAG,
                           SmallVectorImpl<SDValue> &InVals) const;
 
+protected:
+
+  const AVRSubtarget &Subtarget;
+
 private:
   MachineBasicBlock *insertShift(MachineInstr &MI, MachineBasicBlock *BB) const;
   MachineBasicBlock *insertMul(MachineInstr &MI, MachineBasicBlock *BB) const;