lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.cpp

   1 //===-- AMDGPUMCTargetDesc.cpp - AMDGPU Target Descriptions ---------------===//
   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 /// \file
  11 /// \brief This file provides AMDGPU specific target descriptions.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 #include "AMDGPUMCTargetDesc.h"
  16 #include "AMDGPUELFStreamer.h"
  17 #include "AMDGPUMCAsmInfo.h"
  18 #include "AMDGPUTargetStreamer.h"
  19 #include "InstPrinter/AMDGPUInstPrinter.h"
  20 #include "SIDefines.h"
  21 #include "llvm/MC/MCContext.h"
  22 #include "llvm/MC/MCInstrInfo.h"
  23 #include "llvm/MC/MCRegisterInfo.h"
  24 #include "llvm/MC/MCStreamer.h"
  25 #include "llvm/MC/MCSubtargetInfo.h"
  26 #include "llvm/MC/MachineLocation.h"
  27 #include "llvm/Support/ErrorHandling.h"
  28 #include "llvm/Support/TargetRegistry.h"
  29
  30 using namespace llvm;
  31
  32 #define GET_INSTRINFO_MC_DESC
  33 #include "AMDGPUGenInstrInfo.inc"
  34
  35 #define GET_SUBTARGETINFO_MC_DESC
  36 #include "AMDGPUGenSubtargetInfo.inc"
  37
  38 #define GET_REGINFO_MC_DESC
  39 #include "AMDGPUGenRegisterInfo.inc"
  40
  41 static MCInstrInfo *createAMDGPUMCInstrInfo() {
  42   MCInstrInfo *X = new MCInstrInfo();
  43   InitAMDGPUMCInstrInfo(X);
  44   return X;
  45 }
  46
  47 static MCRegisterInfo *createAMDGPUMCRegisterInfo(const Triple &TT) {
  48   MCRegisterInfo *X = new MCRegisterInfo();
  49   InitAMDGPUMCRegisterInfo(X, 0);
  50   return X;
  51 }
  52
  53 static MCSubtargetInfo *
  54 createAMDGPUMCSubtargetInfo(const Triple &TT, StringRef CPU, StringRef FS) {
  55   return createAMDGPUMCSubtargetInfoImpl(TT, CPU, FS);
  56 }
  57
  58 static MCInstPrinter *createAMDGPUMCInstPrinter(const Triple &T,
  59                                                 unsigned SyntaxVariant,
  60                                                 const MCAsmInfo &MAI,
  61                                                 const MCInstrInfo &MII,
  62                                                 const MCRegisterInfo &MRI) {
  63   return new AMDGPUInstPrinter(MAI, MII, MRI);
  64 }
  65
  66 static MCTargetStreamer *createAMDGPUAsmTargetStreamer(MCStreamer &S,
  67                                                       formatted_raw_ostream &OS,
  68                                                       MCInstPrinter *InstPrint,
  69                                                       bool isVerboseAsm) {
  70   return new AMDGPUTargetAsmStreamer(S, OS);
  71 }
  72
  73 static MCTargetStreamer * createAMDGPUObjectTargetStreamer(
  74                                                    MCStreamer &S,
  75                                                    const MCSubtargetInfo &STI) {
  76   return new AMDGPUTargetELFStreamer(S);
  77 }
  78
  79 static MCStreamer *createMCStreamer(const Triple &T, MCContext &Context,
  80                                     MCAsmBackend &MAB, raw_pwrite_stream &OS,
  81                                     MCCodeEmitter *Emitter, bool RelaxAll) {
  82   if (T.getOS() == Triple::AMDHSA)
  83     return createAMDGPUELFStreamer(Context, MAB, OS, Emitter, RelaxAll);
  84
  85   return createELFStreamer(Context, MAB, OS, Emitter, RelaxAll);
  86 }
  87
  88 extern "C" void LLVMInitializeAMDGPUTargetMC() {
  89   for (Target *T : {&getTheAMDGPUTarget(), &getTheGCNTarget()}) {
  90     RegisterMCAsmInfo<AMDGPUMCAsmInfo> X(*T);
  91
  92     TargetRegistry::RegisterMCInstrInfo(*T, createAMDGPUMCInstrInfo);
  93     TargetRegistry::RegisterMCRegInfo(*T, createAMDGPUMCRegisterInfo);
  94     TargetRegistry::RegisterMCSubtargetInfo(*T, createAMDGPUMCSubtargetInfo);
  95     TargetRegistry::RegisterMCInstPrinter(*T, createAMDGPUMCInstPrinter);
  96     TargetRegistry::RegisterMCAsmBackend(*T, createAMDGPUAsmBackend);
  97     TargetRegistry::RegisterELFStreamer(*T, createMCStreamer);
  98   }
  99
 100   // R600 specific registration
 101   TargetRegistry::RegisterMCCodeEmitter(getTheAMDGPUTarget(),
 102                                         createR600MCCodeEmitter);
 103
 104   // GCN specific registration
 105   TargetRegistry::RegisterMCCodeEmitter(getTheGCNTarget(),
 106                                         createSIMCCodeEmitter);
 107
 108   TargetRegistry::RegisterAsmTargetStreamer(getTheGCNTarget(),
 109                                             createAMDGPUAsmTargetStreamer);
 110   TargetRegistry::RegisterObjectTargetStreamer(
 111       getTheGCNTarget(), createAMDGPUObjectTargetStreamer);
 112 }