1 //===- ARCSubtarget.h - Define Subtarget for the ARC ------------*- 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 ARC specific subclass of TargetSubtargetInfo. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_LIB_TARGET_ARC_ARCSUBTARGET_H 15 #define LLVM_LIB_TARGET_ARC_ARCSUBTARGET_H 16 17 #include "ARCFrameLowering.h" 18 #include "ARCISelLowering.h" 19 #include "ARCInstrInfo.h" 20 #include "llvm/CodeGen/SelectionDAGTargetInfo.h" 21 #include "llvm/CodeGen/TargetSubtargetInfo.h" 22 #include <string> 23 24 #define GET_SUBTARGETINFO_HEADER 25 #include "ARCGenSubtargetInfo.inc" 26 27 namespace llvm { 28 29 class StringRef; 30 class TargetMachine; 31 32 class ARCSubtarget : public ARCGenSubtargetInfo { 33 virtual void anchor(); 34 ARCInstrInfo InstrInfo; 35 ARCFrameLowering FrameLowering; 36 ARCTargetLowering TLInfo; 37 SelectionDAGTargetInfo TSInfo; 38 39 public: 40 /// This constructor initializes the data members to match that 41 /// of the specified triple. 42 ARCSubtarget(const Triple &TT, const std::string &CPU, const std::string &FS, 43 const TargetMachine &TM); 44 45 /// Parses features string setting specified subtarget options. 46 /// Definition of function is auto generated by tblgen. 47 void ParseSubtargetFeatures(StringRef CPU, StringRef FS); 48 getInstrInfo()49 const ARCInstrInfo *getInstrInfo() const override { return &InstrInfo; } getFrameLowering()50 const ARCFrameLowering *getFrameLowering() const override { 51 return &FrameLowering; 52 } getTargetLowering()53 const ARCTargetLowering *getTargetLowering() const override { 54 return &TLInfo; 55 } getRegisterInfo()56 const ARCRegisterInfo *getRegisterInfo() const override { 57 return &InstrInfo.getRegisterInfo(); 58 } getSelectionDAGInfo()59 const SelectionDAGTargetInfo *getSelectionDAGInfo() const override { 60 return &TSInfo; 61 } 62 }; 63 64 } // end namespace llvm 65 66 #endif // LLVM_LIB_TARGET_ARC_ARCSUBTARGET_H 67