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1 //===-- X86TargetMachine.h - Define TargetMachine for the X86 ---*- C++ -*-===//
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2 //
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9 //
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10 // This file declares the X86 specific subclass of TargetMachine.
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11 //
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12 //===----------------------------------------------------------------------===//
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13
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14 #ifndef X86TARGETMACHINE_H
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15 #define X86TARGETMACHINE_H
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16
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17 #include "X86.h"
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18 #include "X86FrameLowering.h"
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19 #include "X86ISelLowering.h"
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20 #include "X86InstrInfo.h"
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21 #include "X86JITInfo.h"
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22 #include "X86SelectionDAGInfo.h"
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23 #include "X86Subtarget.h"
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24 #include "llvm/IR/DataLayout.h"
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25 #include "llvm/Target/TargetFrameLowering.h"
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26 #include "llvm/Target/TargetMachine.h"
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27
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28 namespace llvm {
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29
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30 class StringRef;
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31
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32 class X86TargetMachine : public LLVMTargetMachine {
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33 X86Subtarget Subtarget;
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34 X86FrameLowering FrameLowering;
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35 InstrItineraryData InstrItins;
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36
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37 public:
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38 X86TargetMachine(const Target &T, StringRef TT,
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39 StringRef CPU, StringRef FS, const TargetOptions &Options,
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40 Reloc::Model RM, CodeModel::Model CM,
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41 CodeGenOpt::Level OL,
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42 bool is64Bit);
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43
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44 virtual const X86InstrInfo *getInstrInfo() const {
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45 llvm_unreachable("getInstrInfo not implemented");
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46 }
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47 virtual const TargetFrameLowering *getFrameLowering() const {
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48 return &FrameLowering;
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49 }
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50 virtual X86JITInfo *getJITInfo() {
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51 llvm_unreachable("getJITInfo not implemented");
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52 }
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53 virtual const X86Subtarget *getSubtargetImpl() const{ return &Subtarget; }
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54 virtual const X86TargetLowering *getTargetLowering() const {
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55 llvm_unreachable("getTargetLowering not implemented");
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56 }
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57 virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const {
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58 llvm_unreachable("getSelectionDAGInfo not implemented");
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59 }
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60 virtual const X86RegisterInfo *getRegisterInfo() const {
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61 return &getInstrInfo()->getRegisterInfo();
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62 }
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63 virtual const InstrItineraryData *getInstrItineraryData() const {
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64 return &InstrItins;
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65 }
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66
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67 /// \brief Register X86 analysis passes with a pass manager.
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68 virtual void addAnalysisPasses(PassManagerBase &PM);
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69
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70 // Set up the pass pipeline.
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71 virtual TargetPassConfig *createPassConfig(PassManagerBase &PM);
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72
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73 virtual bool addCodeEmitter(PassManagerBase &PM,
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74 JITCodeEmitter &JCE);
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75 };
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76
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77 /// X86_32TargetMachine - X86 32-bit target machine.
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78 ///
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79 class X86_32TargetMachine : public X86TargetMachine {
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80 virtual void anchor();
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81 const DataLayout DL; // Calculates type size & alignment
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82 X86InstrInfo InstrInfo;
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83 X86TargetLowering TLInfo;
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84 X86SelectionDAGInfo TSInfo;
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85 X86JITInfo JITInfo;
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86 public:
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87 X86_32TargetMachine(const Target &T, StringRef TT,
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88 StringRef CPU, StringRef FS, const TargetOptions &Options,
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89 Reloc::Model RM, CodeModel::Model CM,
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90 CodeGenOpt::Level OL);
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91 virtual const DataLayout *getDataLayout() const { return &DL; }
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92 virtual const X86TargetLowering *getTargetLowering() const {
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93 return &TLInfo;
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94 }
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95 virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const {
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96 return &TSInfo;
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97 }
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98 virtual const X86InstrInfo *getInstrInfo() const {
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99 return &InstrInfo;
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100 }
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101 virtual X86JITInfo *getJITInfo() {
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102 return &JITInfo;
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103 }
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104 };
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105
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106 /// X86_64TargetMachine - X86 64-bit target machine.
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107 ///
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108 class X86_64TargetMachine : public X86TargetMachine {
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109 virtual void anchor();
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110 const DataLayout DL; // Calculates type size & alignment
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111 X86InstrInfo InstrInfo;
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112 X86TargetLowering TLInfo;
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113 X86SelectionDAGInfo TSInfo;
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114 X86JITInfo JITInfo;
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115 public:
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116 X86_64TargetMachine(const Target &T, StringRef TT,
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117 StringRef CPU, StringRef FS, const TargetOptions &Options,
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118 Reloc::Model RM, CodeModel::Model CM,
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119 CodeGenOpt::Level OL);
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120 virtual const DataLayout *getDataLayout() const { return &DL; }
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121 virtual const X86TargetLowering *getTargetLowering() const {
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122 return &TLInfo;
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123 }
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124 virtual const X86SelectionDAGInfo *getSelectionDAGInfo() const {
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125 return &TSInfo;
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126 }
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127 virtual const X86InstrInfo *getInstrInfo() const {
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128 return &InstrInfo;
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129 }
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130 virtual X86JITInfo *getJITInfo() {
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131 return &JITInfo;
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132 }
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133 };
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134
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135 } // End llvm namespace
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136
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137 #endif
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