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 // Calculates type size & alignment 29 const DataLayout DL; 30 PPCSubtarget Subtarget; 31 32 mutable StringMap<std::unique_ptr<PPCSubtarget>> SubtargetMap; 33 34 public: 35 PPCTargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS, 36 const TargetOptions &Options, Reloc::Model RM, 37 CodeModel::Model CM, CodeGenOpt::Level OL); 38 39 ~PPCTargetMachine() override; 40 41 const DataLayout *getDataLayout() const override { return &DL; } 42 const PPCSubtarget *getSubtargetImpl() const override { return &Subtarget; } 43 const PPCSubtarget *getSubtargetImpl(const Function &F) const override; 44 45 // Pass Pipeline Configuration 46 TargetPassConfig *createPassConfig(PassManagerBase &PM) override; 47 48 TargetIRAnalysis getTargetIRAnalysis() override; 49 50 TargetLoweringObjectFile *getObjFileLowering() const override { 51 return TLOF.get(); 52 } 53 }; 54 55 /// PPC32TargetMachine - PowerPC 32-bit target machine. 56 /// 57 class PPC32TargetMachine : public PPCTargetMachine { 58 virtual void anchor(); 59 public: 60 PPC32TargetMachine(const Target &T, StringRef TT, 61 StringRef CPU, StringRef FS, const TargetOptions &Options, 62 Reloc::Model RM, CodeModel::Model CM, 63 CodeGenOpt::Level OL); 64 }; 65 66 /// PPC64TargetMachine - PowerPC 64-bit target machine. 67 /// 68 class PPC64TargetMachine : public PPCTargetMachine { 69 virtual void anchor(); 70 public: 71 PPC64TargetMachine(const Target &T, StringRef TT, 72 StringRef CPU, StringRef FS, const TargetOptions &Options, 73 Reloc::Model RM, CodeModel::Model CM, 74 CodeGenOpt::Level OL); 75 }; 76 77 } // end namespace llvm 78 79 #endif 80