1//===-- NVPTXMCTargetDesc.cpp - NVPTX Target Descriptions -------*- C++ -*-===// 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 NVPTX specific target descriptions. 10// 11//===----------------------------------------------------------------------===// 12 13#include "NVPTXInstPrinter.h" 14#include "NVPTXMCAsmInfo.h" 15#include "NVPTXMCTargetDesc.h" 16#include "NVPTXTargetStreamer.h" 17#include "TargetInfo/NVPTXTargetInfo.h" 18#include "llvm/MC/MCInstrInfo.h" 19#include "llvm/MC/MCRegisterInfo.h" 20#include "llvm/MC/MCSubtargetInfo.h" 21#include "llvm/Support/TargetRegistry.h" 22 23using namespace llvm; 24 25#define GET_INSTRINFO_MC_DESC 26#include "NVPTXGenInstrInfo.inc" 27 28#define GET_SUBTARGETINFO_MC_DESC 29#include "NVPTXGenSubtargetInfo.inc" 30 31#define GET_REGINFO_MC_DESC 32#include "NVPTXGenRegisterInfo.inc" 33 34static MCInstrInfo *createNVPTXMCInstrInfo() { 35 MCInstrInfo *X = new MCInstrInfo(); 36 InitNVPTXMCInstrInfo(X); 37 return X; 38} 39 40static MCRegisterInfo *createNVPTXMCRegisterInfo(const Triple &TT) { 41 MCRegisterInfo *X = new MCRegisterInfo(); 42 // PTX does not have a return address register. 43 InitNVPTXMCRegisterInfo(X, 0); 44 return X; 45} 46 47static MCSubtargetInfo * 48createNVPTXMCSubtargetInfo(const Triple &TT, StringRef CPU, StringRef FS) { 49 return createNVPTXMCSubtargetInfoImpl(TT, CPU, FS); 50} 51 52static MCInstPrinter *createNVPTXMCInstPrinter(const Triple &T, 53 unsigned SyntaxVariant, 54 const MCAsmInfo &MAI, 55 const MCInstrInfo &MII, 56 const MCRegisterInfo &MRI) { 57 if (SyntaxVariant == 0) 58 return new NVPTXInstPrinter(MAI, MII, MRI); 59 return nullptr; 60} 61 62static MCTargetStreamer *createTargetAsmStreamer(MCStreamer &S, 63 formatted_raw_ostream &, 64 MCInstPrinter *, bool) { 65 return new NVPTXTargetStreamer(S); 66} 67 68// Force static initialization. 69extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeNVPTXTargetMC() { 70 for (Target *T : {&getTheNVPTXTarget32(), &getTheNVPTXTarget64()}) { 71 // Register the MC asm info. 72 RegisterMCAsmInfo<NVPTXMCAsmInfo> X(*T); 73 74 // Register the MC instruction info. 75 TargetRegistry::RegisterMCInstrInfo(*T, createNVPTXMCInstrInfo); 76 77 // Register the MC register info. 78 TargetRegistry::RegisterMCRegInfo(*T, createNVPTXMCRegisterInfo); 79 80 // Register the MC subtarget info. 81 TargetRegistry::RegisterMCSubtargetInfo(*T, createNVPTXMCSubtargetInfo); 82 83 // Register the MCInstPrinter. 84 TargetRegistry::RegisterMCInstPrinter(*T, createNVPTXMCInstPrinter); 85 86 // Register the MCTargetStreamer. 87 TargetRegistry::RegisterAsmTargetStreamer(*T, createTargetAsmStreamer); 88 } 89} 90