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