Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

//===- llvm/MC/MCWinCOFFObjectWriter.h - Win COFF Object Writer -*- 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

//

//===----------------------------------------------------------------------===//

#ifndef LLVM_MC_MCWINCOFFOBJECTWRITER_H

#define LLVM_MC_MCWINCOFFOBJECTWRITER_H

#include "llvm/MC/MCObjectWriter.h"

#include <memory>

namespace llvm {

class MCAsmBackend;

class MCContext;

class MCFixup;

class MCValue;

class raw_pwrite_stream;

  class MCWinCOFFObjectTargetWriter : public MCObjectTargetWriter {

    virtual void anchor();

    const unsigned Machine;

  protected:

    MCWinCOFFObjectTargetWriter(unsigned Machine_);

  public:

    virtual ~MCWinCOFFObjectTargetWriter() = default;

    Triple::ObjectFormatType getFormat() const override { return Triple::COFF; }

    static bool classof(const MCObjectTargetWriter *W) {

      return W->getFormat() == Triple::COFF;

    }

    unsigned getMachine() const { return Machine; }

    virtual unsigned getRelocType(MCContext &Ctx, const MCValue &Target,

                                  const MCFixup &Fixup, bool IsCrossSection,

                                  const MCAsmBackend &MAB) const = 0;

    virtual bool recordRelocation(const MCFixup &) const { return true; }

  };

  /// Construct a new Win COFF writer instance.

  ///

  /// \param MOTW - The target specific WinCOFF writer subclass.

  /// \param OS - The stream to write to.

  /// \returns The constructed object writer.

  std::unique_ptr<MCObjectWriter>

  createWinCOFFObjectWriter(std::unique_ptr<MCWinCOFFObjectTargetWriter> MOTW,

                            raw_pwrite_stream &OS);

} // end namespace llvm

#endif // LLVM_MC_MCWINCOFFOBJECTWRITER_H