llvm/llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyAsmBackend.cpp

//===-- WebAssemblyAsmBackend.cpp - WebAssembly Assembler Backend ---------===//
//
// 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
//
//===----------------------------------------------------------------------===//
///
/// \file
/// This file implements the WebAssemblyAsmBackend class.
///
//===----------------------------------------------------------------------===//

#include "MCTargetDesc/WebAssemblyFixupKinds.h"
#include "MCTargetDesc/WebAssemblyMCTargetDesc.h"
#include "llvm/MC/MCAsmBackend.h"
#include "llvm/MC/MCAssembler.h"
#include "llvm/MC/MCDirectives.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCFixupKindInfo.h"
#include "llvm/MC/MCObjectWriter.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/MC/MCWasmObjectWriter.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"

usingnamespacellvm;

namespace {

class WebAssemblyAsmBackend final : public MCAsmBackend { … };

const MCFixupKindInfo &
WebAssemblyAsmBackend::getFixupKindInfo(MCFixupKind Kind) const { … }

bool WebAssemblyAsmBackend::writeNopData(raw_ostream &OS, uint64_t Count,
                                         const MCSubtargetInfo *STI) const { … }

void WebAssemblyAsmBackend::applyFixup(const MCAssembler &Asm,
                                       const MCFixup &Fixup,
                                       const MCValue &Target,
                                       MutableArrayRef<char> Data,
                                       uint64_t Value, bool IsPCRel,
                                       const MCSubtargetInfo *STI) const { … }

std::unique_ptr<MCObjectTargetWriter>
WebAssemblyAsmBackend::createObjectTargetWriter() const { … }

} // end anonymous namespace

MCAsmBackend *llvm::createWebAssemblyAsmBackend(const Triple &TT) { … }