//===-- Mips16RegisterInfo.cpp - MIPS16 Register Information -== ----------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the MIPS16 implementation of the TargetRegisterInfo class.
//
//===----------------------------------------------------------------------===//

#include "Mips16RegisterInfo.h"
#include "Mips.h"
#include "MipsAnalyzeImmediate.h"
#include "MipsInstrInfo.h"
#include "MipsSubtarget.h"
#include "MipsMachineFunction.h"
#include "llvm/Constants.h"
#include "llvm/DebugInfo.h"
#include "llvm/Type.h"
#include "llvm/Function.h"
#include "llvm/CodeGen/ValueTypes.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/Target/TargetFrameLowering.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetOptions.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/ADT/BitVector.h"
#include "llvm/ADT/STLExtras.h"

using namespace llvm;

Mips16RegisterInfo::Mips16RegisterInfo(const MipsSubtarget &ST,
                                       const TargetInstrInfo &TII)
  : MipsRegisterInfo(ST, TII) {}

// This function eliminate ADJCALLSTACKDOWN,
// ADJCALLSTACKUP pseudo instructions
void Mips16RegisterInfo::
eliminateCallFramePseudoInstr(MachineFunction &MF, MachineBasicBlock &MBB,
                              MachineBasicBlock::iterator I) const {
  // Simply discard ADJCALLSTACKDOWN, ADJCALLSTACKUP instructions.
  MBB.erase(I);
}

void Mips16RegisterInfo::eliminateFI(MachineBasicBlock::iterator II,
                                     unsigned OpNo, int FrameIndex,
                                     uint64_t StackSize,
                                     int64_t SPOffset) const {
}