Subversion Repositories QNX 8.QNX8 LLVM/Clang compiler suite

//===- CoverageMappingWriter.h - Code coverage mapping 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

//

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

//

// This file contains support for writing coverage mapping data for

// instrumentation based coverage.

//

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

#ifndef LLVM_PROFILEDATA_COVERAGE_COVERAGEMAPPINGWRITER_H

#define LLVM_PROFILEDATA_COVERAGE_COVERAGEMAPPINGWRITER_H

#include "llvm/ADT/ArrayRef.h"

#include "llvm/ADT/StringRef.h"

#include "llvm/ProfileData/Coverage/CoverageMapping.h"

namespace llvm {

class raw_ostream;

namespace coverage {

/// Writer of the filenames section for the instrumentation

/// based code coverage.

class CoverageFilenamesSectionWriter {

  ArrayRef<std::string> Filenames;

public:

  CoverageFilenamesSectionWriter(ArrayRef<std::string> Filenames);

  /// Write encoded filenames to the given output stream. If \p Compress is

  /// true, attempt to compress the filenames.

  void write(raw_ostream &OS, bool Compress = true);

};

/// Writer for instrumentation based coverage mapping data.

class CoverageMappingWriter {

  ArrayRef<unsigned> VirtualFileMapping;

  ArrayRef<CounterExpression> Expressions;

  MutableArrayRef<CounterMappingRegion> MappingRegions;

public:

  CoverageMappingWriter(ArrayRef<unsigned> VirtualFileMapping,

                        ArrayRef<CounterExpression> Expressions,

                        MutableArrayRef<CounterMappingRegion> MappingRegions)

      : VirtualFileMapping(VirtualFileMapping), Expressions(Expressions),

        MappingRegions(MappingRegions) {}

  /// Write encoded coverage mapping data to the given output stream.

  void write(raw_ostream &OS);

};

} // end namespace coverage

} // end namespace llvm

#endif // LLVM_PROFILEDATA_COVERAGE_COVERAGEMAPPINGWRITER_H