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 PPC_TARGETMACHINE_H 15 #define PPC_TARGETMACHINE_H 16 17 #include "PPCFrameInfo.h" 18 #include "PPCSubtarget.h" 19 #include "PPCJITInfo.h" 20 #include "PPCInstrInfo.h" 21 #include "PPCISelLowering.h" 22 #include "PPCMachOWriterInfo.h" 23 #include "llvm/Target/TargetMachine.h" 24 #include "llvm/Target/TargetData.h" 25 26 namespace llvm { 27 class PassManager; 28 class GlobalValue; 29 30 /// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets. 31 /// 32 class PPCTargetMachine : public LLVMTargetMachine { 33 PPCSubtarget Subtarget; 34 const TargetData DataLayout; // Calculates type size & alignment 35 PPCInstrInfo InstrInfo; 36 PPCFrameInfo FrameInfo; 37 PPCJITInfo JITInfo; 38 PPCTargetLowering TLInfo; 39 InstrItineraryData InstrItins; 40 PPCMachOWriterInfo MachOWriterInfo; 41 42 protected: 43 virtual const TargetAsmInfo *createTargetAsmInfo() const; 44 45 public: 46 PPCTargetMachine(const Target &T, const Module &M, const std::string &FS, 47 bool is64Bit); 48 49 virtual const PPCInstrInfo *getInstrInfo() const { return &InstrInfo; } 50 virtual const PPCFrameInfo *getFrameInfo() const { return &FrameInfo; } 51 virtual PPCJITInfo *getJITInfo() { return &JITInfo; } 52 virtual PPCTargetLowering *getTargetLowering() const { 53 return const_cast<PPCTargetLowering*>(&TLInfo); 54 } 55 virtual const PPCRegisterInfo *getRegisterInfo() const { 56 return &InstrInfo.getRegisterInfo(); 57 } 58 59 virtual const TargetData *getTargetData() const { return &DataLayout; } 60 virtual const PPCSubtarget *getSubtargetImpl() const { return &Subtarget; } 61 virtual const InstrItineraryData getInstrItineraryData() const { 62 return InstrItins; 63 } 64 virtual const PPCMachOWriterInfo *getMachOWriterInfo() const { 65 return &MachOWriterInfo; 66 } 67 68 // Pass Pipeline Configuration 69 virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel); 70 virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel); 71 virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel, 72 MachineCodeEmitter &MCE); 73 virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel, 74 JITCodeEmitter &JCE); 75 virtual bool addCodeEmitter(PassManagerBase &PM, CodeGenOpt::Level OptLevel, 76 ObjectCodeEmitter &OCE); 77 virtual bool addSimpleCodeEmitter(PassManagerBase &PM, 78 CodeGenOpt::Level OptLevel, 79 MachineCodeEmitter &MCE); 80 virtual bool addSimpleCodeEmitter(PassManagerBase &PM, 81 CodeGenOpt::Level OptLevel, 82 JITCodeEmitter &JCE); 83 virtual bool addSimpleCodeEmitter(PassManagerBase &PM, 84 CodeGenOpt::Level OptLevel, 85 ObjectCodeEmitter &OCE); 86 virtual bool getEnableTailMergeDefault() const; 87 }; 88 89 /// PPC32TargetMachine - PowerPC 32-bit target machine. 90 /// 91 class PPC32TargetMachine : public PPCTargetMachine { 92 public: 93 PPC32TargetMachine(const Target &T, const Module &M, const std::string &FS); 94 }; 95 96 /// PPC64TargetMachine - PowerPC 64-bit target machine. 97 /// 98 class PPC64TargetMachine : public PPCTargetMachine { 99 public: 100 PPC64TargetMachine(const Target &T, const Module &M, const std::string &FS); 101 }; 102 103 } // end namespace llvm 104 105 #endif 106