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 Module &M, const std::string &FS, bool is64Bit); 47 48 virtual const PPCInstrInfo *getInstrInfo() const { return &InstrInfo; } 49 virtual const PPCFrameInfo *getFrameInfo() const { return &FrameInfo; } 50 virtual PPCJITInfo *getJITInfo() { return &JITInfo; } 51 virtual PPCTargetLowering *getTargetLowering() const { 52 return const_cast<PPCTargetLowering*>(&TLInfo); 53 } 54 virtual const PPCRegisterInfo *getRegisterInfo() const { 55 return &InstrInfo.getRegisterInfo(); 56 } 57 58 virtual const TargetData *getTargetData() const { return &DataLayout; } 59 virtual const PPCSubtarget *getSubtargetImpl() const { return &Subtarget; } 60 virtual const InstrItineraryData getInstrItineraryData() const { 61 return InstrItins; 62 } 63 virtual const PPCMachOWriterInfo *getMachOWriterInfo() const { 64 return &MachOWriterInfo; 65 } 66 67 // Pass Pipeline Configuration 68 virtual bool addInstSelector(PassManagerBase &PM, bool Fast); 69 virtual bool addPreEmitPass(PassManagerBase &PM, bool Fast); 70 virtual bool addAssemblyEmitter(PassManagerBase &PM, bool Fast, 71 std::ostream &Out); 72 virtual bool addCodeEmitter(PassManagerBase &PM, bool Fast, 73 bool DumpAsm, MachineCodeEmitter &MCE); 74 virtual bool addSimpleCodeEmitter(PassManagerBase &PM, bool Fast, 75 bool DumpAsm, MachineCodeEmitter &MCE); 76 virtual bool getEnableTailMergeDefault() const; 77 }; 78 79 /// PPC32TargetMachine - PowerPC 32-bit target machine. 80 /// 81 class PPC32TargetMachine : public PPCTargetMachine { 82 public: 83 PPC32TargetMachine(const Module &M, const std::string &FS); 84 85 static unsigned getJITMatchQuality(); 86 static unsigned getModuleMatchQuality(const Module &M); 87 }; 88 89 /// PPC64TargetMachine - PowerPC 64-bit target machine. 90 /// 91 class PPC64TargetMachine : public PPCTargetMachine { 92 public: 93 PPC64TargetMachine(const Module &M, const std::string &FS); 94 95 static unsigned getJITMatchQuality(); 96 static unsigned getModuleMatchQuality(const Module &M); 97 }; 98 99 } // end namespace llvm 100 101 #endif 102