1 //=====-- LanaiSubtarget.h - Define Subtarget for the Lanai -----*- C++ -*--==// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file declares the Lanai specific subclass of TargetSubtarget. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_LIB_TARGET_LANAI_LANAISUBTARGET_H 14 #define LLVM_LIB_TARGET_LANAI_LANAISUBTARGET_H 15 16 #include "LanaiFrameLowering.h" 17 #include "LanaiISelLowering.h" 18 #include "LanaiInstrInfo.h" 19 #include "LanaiSelectionDAGInfo.h" 20 #include "llvm/CodeGen/TargetSubtargetInfo.h" 21 #include "llvm/IR/DataLayout.h" 22 #include "llvm/Target/TargetMachine.h" 23 24 #define GET_SUBTARGETINFO_HEADER 25 #include "LanaiGenSubtargetInfo.inc" 26 27 namespace llvm { 28 29 class LanaiSubtarget : public LanaiGenSubtargetInfo { 30 public: 31 // This constructor initializes the data members to match that 32 // of the specified triple. 33 LanaiSubtarget(const Triple &TargetTriple, StringRef Cpu, 34 StringRef FeatureString, const TargetMachine &TM, 35 const TargetOptions &Options, CodeModel::Model CodeModel, 36 CodeGenOptLevel OptLevel); 37 38 // ParseSubtargetFeatures - Parses features string setting specified 39 // subtarget options. Definition of function is auto generated by tblgen. 40 void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS); 41 42 LanaiSubtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS); 43 44 void initSubtargetFeatures(StringRef CPU, StringRef FS); 45 46 bool enableMachineScheduler() const override { return true; } 47 48 const LanaiInstrInfo *getInstrInfo() const override { return &InstrInfo; } 49 50 const TargetFrameLowering *getFrameLowering() const override { 51 return &FrameLowering; 52 } 53 54 const LanaiRegisterInfo *getRegisterInfo() const override { 55 return &InstrInfo.getRegisterInfo(); 56 } 57 58 const LanaiTargetLowering *getTargetLowering() const override { 59 return &TLInfo; 60 } 61 62 const LanaiSelectionDAGInfo *getSelectionDAGInfo() const override { 63 return &TSInfo; 64 } 65 66 private: 67 LanaiFrameLowering FrameLowering; 68 LanaiInstrInfo InstrInfo; 69 LanaiTargetLowering TLInfo; 70 LanaiSelectionDAGInfo TSInfo; 71 }; 72 } // namespace llvm 73 74 #endif // LLVM_LIB_TARGET_LANAI_LANAISUBTARGET_H 75