1*9880d681SAndroid Build Coastguard Worker //===- LanaiRegisterInfo.h - Lanai Register Information Impl ----*- C++ -*-===// 2*9880d681SAndroid Build Coastguard Worker // 3*9880d681SAndroid Build Coastguard Worker // The LLVM Compiler Infrastructure 4*9880d681SAndroid Build Coastguard Worker // 5*9880d681SAndroid Build Coastguard Worker // This file is distributed under the University of Illinois Open Source 6*9880d681SAndroid Build Coastguard Worker // License. See LICENSE.TXT for details. 7*9880d681SAndroid Build Coastguard Worker // 8*9880d681SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===// 9*9880d681SAndroid Build Coastguard Worker // 10*9880d681SAndroid Build Coastguard Worker // This file contains the Lanai implementation of the TargetRegisterInfo class. 11*9880d681SAndroid Build Coastguard Worker // 12*9880d681SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===// 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Worker #ifndef LLVM_LIB_TARGET_LANAI_LANAIREGISTERINFO_H 15*9880d681SAndroid Build Coastguard Worker #define LLVM_LIB_TARGET_LANAI_LANAIREGISTERINFO_H 16*9880d681SAndroid Build Coastguard Worker 17*9880d681SAndroid Build Coastguard Worker #include "llvm/Target/TargetRegisterInfo.h" 18*9880d681SAndroid Build Coastguard Worker 19*9880d681SAndroid Build Coastguard Worker #define GET_REGINFO_HEADER 20*9880d681SAndroid Build Coastguard Worker #include "LanaiGenRegisterInfo.inc" 21*9880d681SAndroid Build Coastguard Worker 22*9880d681SAndroid Build Coastguard Worker namespace llvm { 23*9880d681SAndroid Build Coastguard Worker 24*9880d681SAndroid Build Coastguard Worker class TargetInstrInfo; 25*9880d681SAndroid Build Coastguard Worker class Type; 26*9880d681SAndroid Build Coastguard Worker 27*9880d681SAndroid Build Coastguard Worker struct LanaiRegisterInfo : public LanaiGenRegisterInfo { 28*9880d681SAndroid Build Coastguard Worker LanaiRegisterInfo(); 29*9880d681SAndroid Build Coastguard Worker 30*9880d681SAndroid Build Coastguard Worker const uint32_t *getCallPreservedMask(const MachineFunction &MF, 31*9880d681SAndroid Build Coastguard Worker CallingConv::ID) const override; 32*9880d681SAndroid Build Coastguard Worker 33*9880d681SAndroid Build Coastguard Worker // Code Generation virtual methods. 34*9880d681SAndroid Build Coastguard Worker const uint16_t * 35*9880d681SAndroid Build Coastguard Worker getCalleeSavedRegs(const MachineFunction *MF = 0) const override; 36*9880d681SAndroid Build Coastguard Worker 37*9880d681SAndroid Build Coastguard Worker BitVector getReservedRegs(const MachineFunction &MF) const override; 38*9880d681SAndroid Build Coastguard Worker 39*9880d681SAndroid Build Coastguard Worker bool requiresRegisterScavenging(const MachineFunction &MF) const override; 40*9880d681SAndroid Build Coastguard Worker 41*9880d681SAndroid Build Coastguard Worker bool trackLivenessAfterRegAlloc(const MachineFunction &MF) const override; 42*9880d681SAndroid Build Coastguard Worker 43*9880d681SAndroid Build Coastguard Worker void eliminateFrameIndex(MachineBasicBlock::iterator II, int SPAdj, 44*9880d681SAndroid Build Coastguard Worker unsigned FIOperandNum, 45*9880d681SAndroid Build Coastguard Worker RegScavenger *RS = NULL) const override; 46*9880d681SAndroid Build Coastguard Worker 47*9880d681SAndroid Build Coastguard Worker bool canRealignStack(const MachineFunction &MF) const override; 48*9880d681SAndroid Build Coastguard Worker 49*9880d681SAndroid Build Coastguard Worker // Debug information queries. 50*9880d681SAndroid Build Coastguard Worker unsigned getRARegister() const; 51*9880d681SAndroid Build Coastguard Worker unsigned getFrameRegister(const MachineFunction &MF) const override; 52*9880d681SAndroid Build Coastguard Worker unsigned getBaseRegister() const; 53*9880d681SAndroid Build Coastguard Worker bool hasBasePointer(const MachineFunction &MF) const; 54*9880d681SAndroid Build Coastguard Worker 55*9880d681SAndroid Build Coastguard Worker // Exception handling queries. 56*9880d681SAndroid Build Coastguard Worker unsigned getEHExceptionRegister() const; 57*9880d681SAndroid Build Coastguard Worker unsigned getEHHandlerRegister() const; 58*9880d681SAndroid Build Coastguard Worker int getDwarfRegNum(unsigned RegNum, bool IsEH) const; 59*9880d681SAndroid Build Coastguard Worker }; 60*9880d681SAndroid Build Coastguard Worker 61*9880d681SAndroid Build Coastguard Worker } // namespace llvm 62*9880d681SAndroid Build Coastguard Worker 63*9880d681SAndroid Build Coastguard Worker #endif // LLVM_LIB_TARGET_LANAI_LANAIREGISTERINFO_H 64