NVPTXMCTargetDesc.cpp
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//===-- NVPTXMCTargetDesc.cpp - NVPTX Target Descriptions -------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file provides NVPTX specific target descriptions.
//
//===----------------------------------------------------------------------===//
#include "NVPTXInstPrinter.h"
#include "NVPTXMCAsmInfo.h"
#include "NVPTXMCTargetDesc.h"
#include "NVPTXTargetStreamer.h"
#include "TargetInfo/NVPTXTargetInfo.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/Support/TargetRegistry.h"
using namespace llvm;
#define GET_INSTRINFO_MC_DESC
#include "NVPTXGenInstrInfo.inc"
#define GET_SUBTARGETINFO_MC_DESC
#include "NVPTXGenSubtargetInfo.inc"
#define GET_REGINFO_MC_DESC
#include "NVPTXGenRegisterInfo.inc"
static MCInstrInfo *createNVPTXMCInstrInfo() {
MCInstrInfo *X = new MCInstrInfo();
InitNVPTXMCInstrInfo(X);
return X;
}
static MCRegisterInfo *createNVPTXMCRegisterInfo(const Triple &TT) {
MCRegisterInfo *X = new MCRegisterInfo();
// PTX does not have a return address register.
InitNVPTXMCRegisterInfo(X, 0);
return X;
}
static MCSubtargetInfo *
createNVPTXMCSubtargetInfo(const Triple &TT, StringRef CPU, StringRef FS) {
return createNVPTXMCSubtargetInfoImpl(TT, CPU, FS);
}
static MCInstPrinter *createNVPTXMCInstPrinter(const Triple &T,
unsigned SyntaxVariant,
const MCAsmInfo &MAI,
const MCInstrInfo &MII,
const MCRegisterInfo &MRI) {
if (SyntaxVariant == 0)
return new NVPTXInstPrinter(MAI, MII, MRI);
return nullptr;
}
static MCTargetStreamer *createTargetAsmStreamer(MCStreamer &S,
formatted_raw_ostream &,
MCInstPrinter *, bool) {
return new NVPTXTargetStreamer(S);
}
// Force static initialization.
extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeNVPTXTargetMC() {
for (Target *T : {&getTheNVPTXTarget32(), &getTheNVPTXTarget64()}) {
// Register the MC asm info.
RegisterMCAsmInfo<NVPTXMCAsmInfo> X(*T);
// Register the MC instruction info.
TargetRegistry::RegisterMCInstrInfo(*T, createNVPTXMCInstrInfo);
// Register the MC register info.
TargetRegistry::RegisterMCRegInfo(*T, createNVPTXMCRegisterInfo);
// Register the MC subtarget info.
TargetRegistry::RegisterMCSubtargetInfo(*T, createNVPTXMCSubtargetInfo);
// Register the MCInstPrinter.
TargetRegistry::RegisterMCInstPrinter(*T, createNVPTXMCInstPrinter);
// Register the MCTargetStreamer.
TargetRegistry::RegisterAsmTargetStreamer(*T, createTargetAsmStreamer);
}
}