Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

//===- DebugCrossExSubsection.h ---------------------------------*- 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_DEBUGINFO_CODEVIEW_DEBUGCROSSEXSUBSECTION_H

#define LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSEXSUBSECTION_H

#include "llvm/DebugInfo/CodeView/CodeView.h"

#include "llvm/DebugInfo/CodeView/DebugSubsection.h"

#include "llvm/Support/BinaryStreamArray.h"

#include "llvm/Support/BinaryStreamRef.h"

#include "llvm/Support/Error.h"

#include <cstdint>

#include <map>

namespace llvm {

class BinaryStreamReader;

class BinaryStreamWriter;

namespace codeview {

class DebugCrossModuleExportsSubsectionRef final : public DebugSubsectionRef {

  using ReferenceArray = FixedStreamArray<CrossModuleExport>;

  using Iterator = ReferenceArray::Iterator;

public:

  DebugCrossModuleExportsSubsectionRef()

      : DebugSubsectionRef(DebugSubsectionKind::CrossScopeExports) {}

  static bool classof(const DebugSubsectionRef *S) {

    return S->kind() == DebugSubsectionKind::CrossScopeExports;

  }

  Error initialize(BinaryStreamReader Reader);

  Error initialize(BinaryStreamRef Stream);

  Iterator begin() const { return References.begin(); }

  Iterator end() const { return References.end(); }

private:

  FixedStreamArray<CrossModuleExport> References;

};

class DebugCrossModuleExportsSubsection final : public DebugSubsection {

public:

  DebugCrossModuleExportsSubsection()

      : DebugSubsection(DebugSubsectionKind::CrossScopeExports) {}

  static bool classof(const DebugSubsection *S) {

    return S->kind() == DebugSubsectionKind::CrossScopeExports;

  }

  void addMapping(uint32_t Local, uint32_t Global);

  uint32_t calculateSerializedSize() const override;

  Error commit(BinaryStreamWriter &Writer) const override;

private:

  std::map<uint32_t, uint32_t> Mappings;

};

} // end namespace codeview

} // end namespace llvm

#endif // LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSEXSUBSECTION_H