1//===-- MipsSEISelLowering.h - MipsSE DAG Lowering Interface ----*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// Subclass of MipsTargetLowering specialized for mips32/64. 11// 12//===----------------------------------------------------------------------===// 13 14#ifndef MipsSEISELLOWERING_H 15#define MipsSEISELLOWERING_H 16 17#include "MipsISelLowering.h" 18 19namespace llvm { 20 class MipsSETargetLowering : public MipsTargetLowering { 21 public: 22 explicit MipsSETargetLowering(MipsTargetMachine &TM); 23 24 virtual bool allowsUnalignedMemoryAccesses(EVT VT, bool *Fast) const; 25 26 virtual MachineBasicBlock * 27 EmitInstrWithCustomInserter(MachineInstr *MI, MachineBasicBlock *MBB) const; 28 29 private: 30 virtual bool 31 isEligibleForTailCallOptimization(const MipsCC &MipsCCInfo, 32 unsigned NextStackOffset, 33 const MipsFunctionInfo& FI) const; 34 35 virtual void 36 getOpndList(SmallVectorImpl<SDValue> &Ops, 37 std::deque< std::pair<unsigned, SDValue> > &RegsToPass, 38 bool IsPICCall, bool GlobalOrExternal, bool InternalLinkage, 39 CallLoweringInfo &CLI, SDValue Callee, SDValue Chain) const; 40 41 MachineBasicBlock *emitBPOSGE32(MachineInstr *MI, 42 MachineBasicBlock *BB) const; 43 }; 44} 45 46#endif // MipsSEISELLOWERING_H 47