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" 25 using namespace llvm; 26 27 #define DEBUG_TYPE "wasm-mc-target-desc" 28 29 #define GET_SUBTARGETINFO_MC_DESC 30 #include "WebAssemblyGenSubtargetInfo.inc" 31 32 static MCAsmInfo *createWebAssemblyMCAsmInfo(const MCRegisterInfo &MRI, 33 const Triple &TT) { 34 MCAsmInfo *MAI = new WebAssemblyMCAsmInfo(TT); 35 return MAI; 36 } 37 38 static MCInstPrinter * 39 createWebAssemblyMCInstPrinter(const Triple &T, unsigned SyntaxVariant, 40 const MCAsmInfo &MAI, const MCInstrInfo &MII, 41 const MCRegisterInfo &MRI) { 42 if (SyntaxVariant == 0 || SyntaxVariant == 1) 43 return new WebAssemblyInstPrinter(MAI, MII, MRI); 44 return nullptr; 45 } 46 47 // Force static initialization. 48 extern "C" void LLVMInitializeWebAssemblyTargetMC() { 49 for (Target *T : {&TheWebAssemblyTarget32, &TheWebAssemblyTarget64}) { 50 // Register the MC asm info. 51 RegisterMCAsmInfoFn X(*T, createWebAssemblyMCAsmInfo); 52 53 // Register the MCInstPrinter. 54 TargetRegistry::RegisterMCInstPrinter(*T, createWebAssemblyMCInstPrinter); 55 } 56 } 57