1 //===-- MipsTargetMachine.h - Define TargetMachine for Mips -----*- 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 Mips specific subclass of TargetMachine. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef MIPSTARGETMACHINE_H 15 #define MIPSTARGETMACHINE_H 16 17 #include "MipsSubtarget.h" 18 #include "llvm/CodeGen/Passes.h" 19 #include "llvm/CodeGen/SelectionDAGISel.h" 20 #include "llvm/Target/TargetFrameLowering.h" 21 #include "llvm/Target/TargetMachine.h" 22 23 namespace llvm { 24 class formatted_raw_ostream; 25 class MipsRegisterInfo; 26 27 class MipsTargetMachine : public LLVMTargetMachine { 28 MipsSubtarget Subtarget; 29 30 public: 31 MipsTargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS, 32 const TargetOptions &Options, Reloc::Model RM, 33 CodeModel::Model CM, CodeGenOpt::Level OL, bool isLittle); 34 35 virtual ~MipsTargetMachine() {} 36 37 void addAnalysisPasses(PassManagerBase &PM) override; 38 39 const MipsInstrInfo *getInstrInfo() const override { 40 return getSubtargetImpl()->getInstrInfo(); 41 } 42 const TargetFrameLowering *getFrameLowering() const override { 43 return getSubtargetImpl()->getFrameLowering(); 44 } 45 const MipsSubtarget *getSubtargetImpl() const override { return &Subtarget; } 46 const InstrItineraryData *getInstrItineraryData() const override { 47 return Subtarget.inMips16Mode() 48 ? nullptr 49 : &getSubtargetImpl()->getInstrItineraryData(); 50 } 51 MipsJITInfo *getJITInfo() override { 52 return Subtarget.getJITInfo(); 53 } 54 const MipsRegisterInfo *getRegisterInfo() const override { 55 return getSubtargetImpl()->getRegisterInfo(); 56 } 57 const MipsTargetLowering *getTargetLowering() const override { 58 return getSubtargetImpl()->getTargetLowering(); 59 } 60 const DataLayout *getDataLayout() const override { 61 return getSubtargetImpl()->getDataLayout(); 62 } 63 const MipsSelectionDAGInfo* getSelectionDAGInfo() const override { 64 return getSubtargetImpl()->getSelectionDAGInfo(); 65 } 66 67 // Pass Pipeline Configuration 68 TargetPassConfig *createPassConfig(PassManagerBase &PM) override; 69 bool addCodeEmitter(PassManagerBase &PM, JITCodeEmitter &JCE) override; 70 }; 71 72 /// MipsebTargetMachine - Mips32/64 big endian target machine. 73 /// 74 class MipsebTargetMachine : public MipsTargetMachine { 75 virtual void anchor(); 76 public: 77 MipsebTargetMachine(const Target &T, StringRef TT, 78 StringRef CPU, StringRef FS, const TargetOptions &Options, 79 Reloc::Model RM, CodeModel::Model CM, 80 CodeGenOpt::Level OL); 81 }; 82 83 /// MipselTargetMachine - Mips32/64 little endian target machine. 84 /// 85 class MipselTargetMachine : public MipsTargetMachine { 86 virtual void anchor(); 87 public: 88 MipselTargetMachine(const Target &T, StringRef TT, 89 StringRef CPU, StringRef FS, const TargetOptions &Options, 90 Reloc::Model RM, CodeModel::Model CM, 91 CodeGenOpt::Level OL); 92 }; 93 94 } // End llvm namespace 95 96 #endif 97
