1//===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- 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 X86 specific subclass of TargetMachine. 11// 12//===----------------------------------------------------------------------===// 13 14#ifndef X86TARGETMACHINE_H 15#define X86TARGETMACHINE_H 16 17#include "X86.h" 18#include "X86FrameLowering.h" 19#include "X86ISelLowering.h" 20#include "X86InstrInfo.h" 21#include "X86JITInfo.h" 22#include "X86SelectionDAGInfo.h" 23#include "X86Subtarget.h" 24#include "llvm/IR/DataLayout.h" 25#include "llvm/Target/TargetFrameLowering.h" 26#include "llvm/Target/TargetMachine.h" 27 28namespace llvm { 29 30class StringRef; 31 32class X86TargetMachine : public LLVMTargetMachine { 33 X86Subtarget Subtarget; 34 X86FrameLowering FrameLowering; 35 InstrItineraryData InstrItins; 36 37public: 38 X86TargetMachine(const Target &T, StringRef TT, 39 StringRef CPU, StringRef FS, const TargetOptions &Options, 40 Reloc::Model RM, CodeModel::Model CM, 41 CodeGenOpt::Level OL, 42 bool is64Bit); 43 44 virtual const X86InstrInfo *getInstrInfo() const { 45 llvm_unreachable("getInstrInfo not implemented"); 46 } 47 virtual const TargetFrameLowering *getFrameLowering() const { 48 return &FrameLowering; 49 } 50 virtual X86JITInfo *getJITInfo() { 51 llvm_unreachable("getJITInfo not implemented"); 52 } 53 virtual const X86Subtarget *getSubtargetImpl() const{ return &Subtarget; } 54 virtual const X86TargetLowering *getTargetLowering() const { 55 llvm_unreachable("getTargetLowering not implemented"); 56 } 57 virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const { 58 llvm_unreachable("getSelectionDAGInfo not implemented"); 59 } 60 virtual const X86RegisterInfo *getRegisterInfo() const { 61 return &getInstrInfo()->getRegisterInfo(); 62 } 63 virtual const InstrItineraryData *getInstrItineraryData() const { 64 return &InstrItins; 65 } 66 67 /// \brief Register X86 analysis passes with a pass manager. 68 virtual void addAnalysisPasses(PassManagerBase &PM); 69 70 // Set up the pass pipeline. 71 virtual TargetPassConfig *createPassConfig(PassManagerBase &PM); 72 73 virtual bool addCodeEmitter(PassManagerBase &PM, 74 JITCodeEmitter &JCE); 75}; 76 77/// X86_32TargetMachine - X86 32-bit target machine. 78/// 79class X86_32TargetMachine : public X86TargetMachine { 80 virtual void anchor(); 81 const DataLayout DL; // Calculates type size & alignment 82 X86InstrInfo InstrInfo; 83 X86TargetLowering TLInfo; 84 X86SelectionDAGInfo TSInfo; 85 X86JITInfo JITInfo; 86public: 87 X86_32TargetMachine(const Target &T, StringRef TT, 88 StringRef CPU, StringRef FS, const TargetOptions &Options, 89 Reloc::Model RM, CodeModel::Model CM, 90 CodeGenOpt::Level OL); 91 virtual const DataLayout *getDataLayout() const { return &DL; } 92 virtual const X86TargetLowering *getTargetLowering() const { 93 return &TLInfo; 94 } 95 virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const { 96 return &TSInfo; 97 } 98 virtual const X86InstrInfo *getInstrInfo() const { 99 return &InstrInfo; 100 } 101 virtual X86JITInfo *getJITInfo() { 102 return &JITInfo; 103 } 104}; 105 106/// X86_64TargetMachine - X86 64-bit target machine. 107/// 108class X86_64TargetMachine : public X86TargetMachine { 109 virtual void anchor(); 110 const DataLayout DL; // Calculates type size & alignment 111 X86InstrInfo InstrInfo; 112 X86TargetLowering TLInfo; 113 X86SelectionDAGInfo TSInfo; 114 X86JITInfo JITInfo; 115public: 116 X86_64TargetMachine(const Target &T, StringRef TT, 117 StringRef CPU, StringRef FS, const TargetOptions &Options, 118 Reloc::Model RM, CodeModel::Model CM, 119 CodeGenOpt::Level OL); 120 virtual const DataLayout *getDataLayout() const { return &DL; } 121 virtual const X86TargetLowering *getTargetLowering() const { 122 return &TLInfo; 123 } 124 virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const { 125 return &TSInfo; 126 } 127 virtual const X86InstrInfo *getInstrInfo() const { 128 return &InstrInfo; 129 } 130 virtual X86JITInfo *getJITInfo() { 131 return &JITInfo; 132 } 133}; 134 135} // End llvm namespace 136 137#endif 138