1 //===-- PPCTargetMachine.h - Define TargetMachine for PowerPC ---*- 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 PowerPC specific subclass of TargetMachine. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_H 15 #define LLVM_LIB_TARGET_POWERPC_PPCTARGETMACHINE_H 16 17 #include "PPCInstrInfo.h" 18 #include "PPCSubtarget.h" 19 #include "llvm/IR/DataLayout.h" 20 #include "llvm/Target/TargetMachine.h" 21 22 namespace llvm { 23 24 /// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets. 25 /// 26 class PPCTargetMachine : public LLVMTargetMachine { 27 std::unique_ptr<TargetLoweringObjectFile> TLOF; 28 PPCSubtarget Subtarget; 29 30 mutable StringMap<std::unique_ptr<PPCSubtarget>> SubtargetMap; 31 32 public: 33 PPCTargetMachine(const Target &T, StringRef TT, 34 StringRef CPU, StringRef FS, const TargetOptions &Options, 35 Reloc::Model RM, CodeModel::Model CM, 36 CodeGenOpt::Level OL); 37 38 const PPCSubtarget *getSubtargetImpl() const override { return &Subtarget; } 39 const PPCSubtarget *getSubtargetImpl(const Function &F) const override; 40 41 // Pass Pipeline Configuration 42 TargetPassConfig *createPassConfig(PassManagerBase &PM) override; 43 44 /// \brief Register PPC analysis passes with a pass manager. 45 void addAnalysisPasses(PassManagerBase &PM) override; 46 TargetLoweringObjectFile *getObjFileLowering() const override { 47 return TLOF.get(); 48 } 49 }; 50 51 /// PPC32TargetMachine - PowerPC 32-bit target machine. 52 /// 53 class PPC32TargetMachine : public PPCTargetMachine { 54 virtual void anchor(); 55 public: 56 PPC32TargetMachine(const Target &T, StringRef TT, 57 StringRef CPU, StringRef FS, const TargetOptions &Options, 58 Reloc::Model RM, CodeModel::Model CM, 59 CodeGenOpt::Level OL); 60 }; 61 62 /// PPC64TargetMachine - PowerPC 64-bit target machine. 63 /// 64 class PPC64TargetMachine : public PPCTargetMachine { 65 virtual void anchor(); 66 public: 67 PPC64TargetMachine(const Target &T, StringRef TT, 68 StringRef CPU, StringRef FS, const TargetOptions &Options, 69 Reloc::Model RM, CodeModel::Model CM, 70 CodeGenOpt::Level OL); 71 }; 72 73 } // end namespace llvm 74 75 #endif 76