1//===-- WebAssemblyMCTargetDesc.cpp - WebAssembly 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 WebAssembly-specific target descriptions. 12/// 13//===----------------------------------------------------------------------===// 14 15#include "WebAssemblyMCTargetDesc.h" 16#include "InstPrinter/WebAssemblyInstPrinter.h" 17#include "WebAssemblyMCAsmInfo.h" 18#include "llvm/MC/MCCodeGenInfo.h" 19#include "llvm/MC/MCInstrInfo.h" 20#include "llvm/MC/MCRegisterInfo.h" 21#include "llvm/MC/MCStreamer.h" 22#include "llvm/MC/MCSubtargetInfo.h" 23#include "llvm/Support/ErrorHandling.h" 24#include "llvm/Support/TargetRegistry.h" 25using namespace llvm; 26 27#define DEBUG_TYPE "wasm-mc-target-desc" 28 29#define GET_INSTRINFO_MC_DESC 30#include "WebAssemblyGenInstrInfo.inc" 31 32#define GET_SUBTARGETINFO_MC_DESC 33#include "WebAssemblyGenSubtargetInfo.inc" 34 35#define GET_REGINFO_MC_DESC 36#include "WebAssemblyGenRegisterInfo.inc" 37 38static MCAsmInfo *createWebAssemblyMCAsmInfo(const MCRegisterInfo & /*MRI*/, 39 const Triple &TT) { 40 return new WebAssemblyMCAsmInfo(TT); 41} 42 43static MCInstrInfo *createWebAssemblyMCInstrInfo() { 44 MCInstrInfo *X = new MCInstrInfo(); 45 InitWebAssemblyMCInstrInfo(X); 46 return X; 47} 48 49static MCStreamer *createWebAssemblyMCStreamer(const Triple &T, MCContext &Ctx, 50 MCAsmBackend &MAB, 51 raw_pwrite_stream &OS, 52 MCCodeEmitter *Emitter, 53 bool RelaxAll) { 54 return createELFStreamer(Ctx, MAB, OS, Emitter, RelaxAll); 55} 56 57static MCInstPrinter * 58createWebAssemblyMCInstPrinter(const Triple & /*T*/, unsigned SyntaxVariant, 59 const MCAsmInfo &MAI, const MCInstrInfo &MII, 60 const MCRegisterInfo &MRI) { 61 assert(SyntaxVariant == 0); 62 return new WebAssemblyInstPrinter(MAI, MII, MRI); 63} 64 65// Force static initialization. 66extern "C" void LLVMInitializeWebAssemblyTargetMC() { 67 for (Target *T : {&TheWebAssemblyTarget32, &TheWebAssemblyTarget64}) { 68 // Register the MC asm info. 69 RegisterMCAsmInfoFn X(*T, createWebAssemblyMCAsmInfo); 70 71 // Register the MC instruction info. 72 TargetRegistry::RegisterMCInstrInfo(*T, createWebAssemblyMCInstrInfo); 73 74 // Register the object streamer 75 TargetRegistry::RegisterELFStreamer(*T, createWebAssemblyMCStreamer); 76 77 // Register the MCInstPrinter. 78 TargetRegistry::RegisterMCInstPrinter(*T, createWebAssemblyMCInstPrinter); 79 80 // Register the MC code emitter 81 TargetRegistry::RegisterMCCodeEmitter(*T, createWebAssemblyMCCodeEmitter); 82 83 // Register the ASM Backend 84 TargetRegistry::RegisterMCAsmBackend(*T, createWebAssemblyAsmBackend); 85 } 86} 87