1 //===-- AVRMCTargetDesc.cpp - AVR Target Descriptions ---------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file provides AVR specific target descriptions. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "AVRMCTargetDesc.h" 14 #include "AVRELFStreamer.h" 15 #include "AVRInstPrinter.h" 16 #include "AVRMCAsmInfo.h" 17 #include "AVRMCELFStreamer.h" 18 #include "AVRTargetStreamer.h" 19 #include "TargetInfo/AVRTargetInfo.h" 20 21 #include "llvm/MC/MCAsmBackend.h" 22 #include "llvm/MC/MCCodeEmitter.h" 23 #include "llvm/MC/MCELFStreamer.h" 24 #include "llvm/MC/MCInstrInfo.h" 25 #include "llvm/MC/MCRegisterInfo.h" 26 #include "llvm/MC/MCSubtargetInfo.h" 27 #include "llvm/MC/TargetRegistry.h" 28 29 #define GET_INSTRINFO_MC_DESC 30 #define ENABLE_INSTR_PREDICATE_VERIFIER 31 #include "AVRGenInstrInfo.inc" 32 33 #define GET_SUBTARGETINFO_MC_DESC 34 #include "AVRGenSubtargetInfo.inc" 35 36 #define GET_REGINFO_MC_DESC 37 #include "AVRGenRegisterInfo.inc" 38 39 using namespace llvm; 40 41 MCInstrInfo *llvm::createAVRMCInstrInfo() { 42 MCInstrInfo *X = new MCInstrInfo(); 43 InitAVRMCInstrInfo(X); 44 45 return X; 46 } 47 48 static MCRegisterInfo *createAVRMCRegisterInfo(const Triple &TT) { 49 MCRegisterInfo *X = new MCRegisterInfo(); 50 InitAVRMCRegisterInfo(X, 0); 51 52 return X; 53 } 54 55 static MCSubtargetInfo *createAVRMCSubtargetInfo(const Triple &TT, 56 StringRef CPU, StringRef FS) { 57 return createAVRMCSubtargetInfoImpl(TT, CPU, /*TuneCPU*/ CPU, FS); 58 } 59 60 static MCInstPrinter *createAVRMCInstPrinter(const Triple &T, 61 unsigned SyntaxVariant, 62 const MCAsmInfo &MAI, 63 const MCInstrInfo &MII, 64 const MCRegisterInfo &MRI) { 65 if (SyntaxVariant == 0) { 66 return new AVRInstPrinter(MAI, MII, MRI); 67 } 68 69 return nullptr; 70 } 71 72 static MCStreamer *createMCStreamer(const Triple &T, MCContext &Context, 73 std::unique_ptr<MCAsmBackend> &&MAB, 74 std::unique_ptr<MCObjectWriter> &&OW, 75 std::unique_ptr<MCCodeEmitter> &&Emitter) { 76 return createELFStreamer(Context, std::move(MAB), std::move(OW), 77 std::move(Emitter)); 78 } 79 80 static MCTargetStreamer * 81 createAVRObjectTargetStreamer(MCStreamer &S, const MCSubtargetInfo &STI) { 82 return new AVRELFStreamer(S, STI); 83 } 84 85 static MCTargetStreamer *createMCAsmTargetStreamer(MCStreamer &S, 86 formatted_raw_ostream &OS, 87 MCInstPrinter *InstPrint) { 88 return new AVRTargetAsmStreamer(S); 89 } 90 91 extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeAVRTargetMC() { 92 // Register the MC asm info. 93 RegisterMCAsmInfo<AVRMCAsmInfo> X(getTheAVRTarget()); 94 95 // Register the MC instruction info. 96 TargetRegistry::RegisterMCInstrInfo(getTheAVRTarget(), createAVRMCInstrInfo); 97 98 // Register the MC register info. 99 TargetRegistry::RegisterMCRegInfo(getTheAVRTarget(), createAVRMCRegisterInfo); 100 101 // Register the MC subtarget info. 102 TargetRegistry::RegisterMCSubtargetInfo(getTheAVRTarget(), 103 createAVRMCSubtargetInfo); 104 105 // Register the MCInstPrinter. 106 TargetRegistry::RegisterMCInstPrinter(getTheAVRTarget(), 107 createAVRMCInstPrinter); 108 109 // Register the MC Code Emitter 110 TargetRegistry::RegisterMCCodeEmitter(getTheAVRTarget(), 111 createAVRMCCodeEmitter); 112 113 // Register the obj streamer 114 TargetRegistry::RegisterELFStreamer(getTheAVRTarget(), createMCStreamer); 115 116 // Register the obj target streamer. 117 TargetRegistry::RegisterObjectTargetStreamer(getTheAVRTarget(), 118 createAVRObjectTargetStreamer); 119 120 // Register the asm target streamer. 121 TargetRegistry::RegisterAsmTargetStreamer(getTheAVRTarget(), 122 createMCAsmTargetStreamer); 123 124 // Register the asm backend (as little endian). 125 TargetRegistry::RegisterMCAsmBackend(getTheAVRTarget(), createAVRAsmBackend); 126 } 127