1 //===-- BPFTargetMachine.h - Define TargetMachine for BPF --- 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 BPF specific subclass of TargetMachine. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_LIB_TARGET_BPF_BPFTARGETMACHINE_H 15 #define LLVM_LIB_TARGET_BPF_BPFTARGETMACHINE_H 16 17 #include "BPFSubtarget.h" 18 #include "llvm/Target/TargetMachine.h" 19 20 namespace llvm { 21 class BPFTargetMachine : public LLVMTargetMachine { 22 std::unique_ptr<TargetLoweringObjectFile> TLOF; 23 BPFSubtarget Subtarget; 24 25 public: 26 BPFTargetMachine(const Target &T, const Triple &TT, StringRef CPU, 27 StringRef FS, const TargetOptions &Options, 28 Optional<Reloc::Model> RM, CodeModel::Model CM, 29 CodeGenOpt::Level OL); 30 getSubtargetImpl()31 const BPFSubtarget *getSubtargetImpl() const { return &Subtarget; } getSubtargetImpl(const Function &)32 const BPFSubtarget *getSubtargetImpl(const Function &) const override { 33 return &Subtarget; 34 } 35 36 TargetPassConfig *createPassConfig(PassManagerBase &PM) override; 37 getObjFileLowering()38 TargetLoweringObjectFile *getObjFileLowering() const override { 39 return TLOF.get(); 40 } 41 }; 42 } 43 44 #endif 45