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annotate lib/Target/NVPTX/MCTargetDesc/NVPTXMCTargetDesc.cpp @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
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children 54457678186b
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1 //===-- NVPTXMCTargetDesc.cpp - NVPTX Target Descriptions -------*- C++ -*-===//
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2 //
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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 provides NVPTX specific target descriptions.
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11 //
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12 //===----------------------------------------------------------------------===//
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13
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14 #include "NVPTXMCTargetDesc.h"
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15 #include "NVPTXMCAsmInfo.h"
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16 #include "InstPrinter/NVPTXInstPrinter.h"
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17 #include "llvm/MC/MCCodeGenInfo.h"
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18 #include "llvm/MC/MCInstrInfo.h"
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19 #include "llvm/MC/MCRegisterInfo.h"
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20 #include "llvm/MC/MCSubtargetInfo.h"
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21 #include "llvm/Support/TargetRegistry.h"
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22
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23 #define GET_INSTRINFO_MC_DESC
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24 #include "NVPTXGenInstrInfo.inc"
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25
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26 #define GET_SUBTARGETINFO_MC_DESC
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27 #include "NVPTXGenSubtargetInfo.inc"
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28
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29 #define GET_REGINFO_MC_DESC
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30 #include "NVPTXGenRegisterInfo.inc"
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31
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32 using namespace llvm;
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33
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34 static MCInstrInfo *createNVPTXMCInstrInfo() {
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35 MCInstrInfo *X = new MCInstrInfo();
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36 InitNVPTXMCInstrInfo(X);
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37 return X;
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38 }
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39
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40 static MCRegisterInfo *createNVPTXMCRegisterInfo(StringRef TT) {
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41 MCRegisterInfo *X = new MCRegisterInfo();
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42 // PTX does not have a return address register.
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43 InitNVPTXMCRegisterInfo(X, 0);
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44 return X;
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45 }
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46
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47 static MCSubtargetInfo *
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48 createNVPTXMCSubtargetInfo(StringRef TT, StringRef CPU, StringRef FS) {
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49 MCSubtargetInfo *X = new MCSubtargetInfo();
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50 InitNVPTXMCSubtargetInfo(X, TT, CPU, FS);
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51 return X;
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52 }
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53
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54 static MCCodeGenInfo *createNVPTXMCCodeGenInfo(
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55 StringRef TT, Reloc::Model RM, CodeModel::Model CM, CodeGenOpt::Level OL) {
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56 MCCodeGenInfo *X = new MCCodeGenInfo();
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57 X->InitMCCodeGenInfo(RM, CM, OL);
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58 return X;
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59 }
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60
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61 static MCInstPrinter *createNVPTXMCInstPrinter(const Target &T,
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62 unsigned SyntaxVariant,
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63 const MCAsmInfo &MAI,
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64 const MCInstrInfo &MII,
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65 const MCRegisterInfo &MRI,
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66 const MCSubtargetInfo &STI) {
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67 if (SyntaxVariant == 0)
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68 return new NVPTXInstPrinter(MAI, MII, MRI, STI);
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69 return 0;
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70 }
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71
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72 // Force static initialization.
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73 extern "C" void LLVMInitializeNVPTXTargetMC() {
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74 // Register the MC asm info.
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75 RegisterMCAsmInfo<NVPTXMCAsmInfo> X(TheNVPTXTarget32);
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76 RegisterMCAsmInfo<NVPTXMCAsmInfo> Y(TheNVPTXTarget64);
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77
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78 // Register the MC codegen info.
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79 TargetRegistry::RegisterMCCodeGenInfo(TheNVPTXTarget32,
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80 createNVPTXMCCodeGenInfo);
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81 TargetRegistry::RegisterMCCodeGenInfo(TheNVPTXTarget64,
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82 createNVPTXMCCodeGenInfo);
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83
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84 // Register the MC instruction info.
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85 TargetRegistry::RegisterMCInstrInfo(TheNVPTXTarget32, createNVPTXMCInstrInfo);
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86 TargetRegistry::RegisterMCInstrInfo(TheNVPTXTarget64, createNVPTXMCInstrInfo);
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87
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88 // Register the MC register info.
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89 TargetRegistry::RegisterMCRegInfo(TheNVPTXTarget32,
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90 createNVPTXMCRegisterInfo);
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91 TargetRegistry::RegisterMCRegInfo(TheNVPTXTarget64,
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92 createNVPTXMCRegisterInfo);
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93
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94 // Register the MC subtarget info.
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95 TargetRegistry::RegisterMCSubtargetInfo(TheNVPTXTarget32,
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96 createNVPTXMCSubtargetInfo);
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97 TargetRegistry::RegisterMCSubtargetInfo(TheNVPTXTarget64,
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98 createNVPTXMCSubtargetInfo);
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99
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100 // Register the MCInstPrinter.
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101 TargetRegistry::RegisterMCInstPrinter(TheNVPTXTarget32,
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102 createNVPTXMCInstPrinter);
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103 TargetRegistry::RegisterMCInstPrinter(TheNVPTXTarget64,
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104 createNVPTXMCInstPrinter);
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105 }