aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/libs/llvm16/include/llvm/ProfileData/Coverage/CoverageMappingWriter.h
blob: a415d111e3fde1554fcc482aad83895104f3541b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
#pragma once

#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#endif

//===- 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

#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif