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//===- 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
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