1 //=====-- LanaiSubtarget.h - Define Subtarget for the Lanai -----*- 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 // This file declares the Lanai specific subclass of TargetSubtarget. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_LIB_TARGET_LANAI_LANAISUBTARGET_H 15 #define LLVM_LIB_TARGET_LANAI_LANAISUBTARGET_H 16 17 #include "LanaiFrameLowering.h" 18 #include "LanaiISelLowering.h" 19 #include "LanaiInstrInfo.h" 20 #include "LanaiSelectionDAGInfo.h" 21 #include "llvm/CodeGen/TargetFrameLowering.h" 22 #include "llvm/CodeGen/TargetSubtargetInfo.h" 23 #include "llvm/IR/DataLayout.h" 24 #include "llvm/Target/TargetMachine.h" 25 26 #define GET_SUBTARGETINFO_HEADER 27 #include "LanaiGenSubtargetInfo.inc" 28 29 namespace llvm { 30 31 class LanaiSubtarget : public LanaiGenSubtargetInfo { 32 public: 33 // This constructor initializes the data members to match that 34 // of the specified triple. 35 LanaiSubtarget(const Triple &TargetTriple, StringRef Cpu, 36 StringRef FeatureString, const TargetMachine &TM, 37 const TargetOptions &Options, CodeModel::Model CodeModel, 38 CodeGenOpt::Level OptLevel); 39 40 // ParseSubtargetFeatures - Parses features string setting specified 41 // subtarget options. Definition of function is auto generated by tblgen. 42 void ParseSubtargetFeatures(StringRef CPU, StringRef FS); 43 44 LanaiSubtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS); 45 46 void initSubtargetFeatures(StringRef CPU, StringRef FS); 47 enableMachineScheduler()48 bool enableMachineScheduler() const override { return true; } 49 getInstrInfo()50 const LanaiInstrInfo *getInstrInfo() const override { return &InstrInfo; } 51 getFrameLowering()52 const TargetFrameLowering *getFrameLowering() const override { 53 return &FrameLowering; 54 } 55 getRegisterInfo()56 const LanaiRegisterInfo *getRegisterInfo() const override { 57 return &InstrInfo.getRegisterInfo(); 58 } 59 getTargetLowering()60 const LanaiTargetLowering *getTargetLowering() const override { 61 return &TLInfo; 62 } 63 getSelectionDAGInfo()64 const LanaiSelectionDAGInfo *getSelectionDAGInfo() const override { 65 return &TSInfo; 66 } 67 68 private: 69 LanaiFrameLowering FrameLowering; 70 LanaiInstrInfo InstrInfo; 71 LanaiTargetLowering TLInfo; 72 LanaiSelectionDAGInfo TSInfo; 73 }; 74 } // namespace llvm 75 76 #endif // LLVM_LIB_TARGET_LANAI_LANAISUBTARGET_H 77