| //===-- MipsTargetMachine.h - Define TargetMachine for Mips -----*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file declares the Mips specific subclass of TargetMachine. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_MIPS_MIPSTARGETMACHINE_H |
| #define LLVM_LIB_TARGET_MIPS_MIPSTARGETMACHINE_H |
| |
| #include "MCTargetDesc/MipsABIInfo.h" |
| #include "MipsSubtarget.h" |
| #include "llvm/CodeGen/BasicTTIImpl.h" |
| #include "llvm/CodeGen/Passes.h" |
| #include "llvm/CodeGen/SelectionDAGISel.h" |
| #include "llvm/Target/TargetFrameLowering.h" |
| #include "llvm/Target/TargetMachine.h" |
| |
| namespace llvm { |
| class formatted_raw_ostream; |
| class MipsRegisterInfo; |
| |
| class MipsTargetMachine : public LLVMTargetMachine { |
| bool isLittle; |
| std::unique_ptr<TargetLoweringObjectFile> TLOF; |
| // Selected ABI |
| MipsABIInfo ABI; |
| MipsSubtarget *Subtarget; |
| MipsSubtarget DefaultSubtarget; |
| MipsSubtarget NoMips16Subtarget; |
| MipsSubtarget Mips16Subtarget; |
| |
| mutable StringMap<std::unique_ptr<MipsSubtarget>> SubtargetMap; |
| |
| public: |
| MipsTargetMachine(const Target &T, const Triple &TT, StringRef CPU, |
| StringRef FS, const TargetOptions &Options, Reloc::Model RM, |
| CodeModel::Model CM, CodeGenOpt::Level OL, bool isLittle); |
| ~MipsTargetMachine() override; |
| |
| TargetIRAnalysis getTargetIRAnalysis() override; |
| |
| const MipsSubtarget *getSubtargetImpl() const { |
| if (Subtarget) |
| return Subtarget; |
| return &DefaultSubtarget; |
| } |
| |
| const MipsSubtarget *getSubtargetImpl(const Function &F) const override; |
| |
| /// \brief Reset the subtarget for the Mips target. |
| void resetSubtarget(MachineFunction *MF); |
| |
| // Pass Pipeline Configuration |
| TargetPassConfig *createPassConfig(PassManagerBase &PM) override; |
| |
| TargetLoweringObjectFile *getObjFileLowering() const override { |
| return TLOF.get(); |
| } |
| |
| bool isLittleEndian() const { return isLittle; } |
| const MipsABIInfo &getABI() const { return ABI; } |
| }; |
| |
| /// MipsebTargetMachine - Mips32/64 big endian target machine. |
| /// |
| class MipsebTargetMachine : public MipsTargetMachine { |
| virtual void anchor(); |
| public: |
| MipsebTargetMachine(const Target &T, const Triple &TT, StringRef CPU, |
| StringRef FS, const TargetOptions &Options, |
| Reloc::Model RM, CodeModel::Model CM, |
| CodeGenOpt::Level OL); |
| }; |
| |
| /// MipselTargetMachine - Mips32/64 little endian target machine. |
| /// |
| class MipselTargetMachine : public MipsTargetMachine { |
| virtual void anchor(); |
| public: |
| MipselTargetMachine(const Target &T, const Triple &TT, StringRef CPU, |
| StringRef FS, const TargetOptions &Options, |
| Reloc::Model RM, CodeModel::Model CM, |
| CodeGenOpt::Level OL); |
| }; |
| |
| } // End llvm namespace |
| |
| #endif |