Coverage Report

Created: 2019-07-24 05:18

/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/tools/lld/COFF/TypeMerger.h
Line
Count
Source
1
//===- TypeMerger.h ---------------------------------------------*- C++ -*-===//
2
//
3
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4
// See https://llvm.org/LICENSE.txt for license information.
5
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6
//
7
//===----------------------------------------------------------------------===//
8
9
#ifndef LLD_COFF_TYPEMERGER_H
10
#define LLD_COFF_TYPEMERGER_H
11
12
#include "Config.h"
13
#include "llvm/DebugInfo/CodeView/GlobalTypeTableBuilder.h"
14
#include "llvm/DebugInfo/CodeView/MergingTypeTableBuilder.h"
15
#include "llvm/Support/Allocator.h"
16
17
namespace lld {
18
namespace coff {
19
20
class TypeMerger {
21
public:
22
  TypeMerger(llvm::BumpPtrAllocator &alloc)
23
      : typeTable(alloc), iDTable(alloc), globalTypeTable(alloc),
24
110
        globalIDTable(alloc) {}
25
26
  /// Get the type table or the global type table if /DEBUG:GHASH is enabled.
27
112
  inline llvm::codeview::TypeCollection &getTypeTable() {
28
112
    if (config->debugGHashes)
29
2
      return globalTypeTable;
30
110
    return typeTable;
31
110
  }
32
33
  /// Get the ID table or the global ID table if /DEBUG:GHASH is enabled.
34
1.51k
  inline llvm::codeview::TypeCollection &getIDTable() {
35
1.51k
    if (config->debugGHashes)
36
46
      return globalIDTable;
37
1.47k
    return iDTable;
38
1.47k
  }
39
40
  /// Type records that will go into the PDB TPI stream.
41
  llvm::codeview::MergingTypeTableBuilder typeTable;
42
43
  /// Item records that will go into the PDB IPI stream.
44
  llvm::codeview::MergingTypeTableBuilder iDTable;
45
46
  /// Type records that will go into the PDB TPI stream (for /DEBUG:GHASH)
47
  llvm::codeview::GlobalTypeTableBuilder globalTypeTable;
48
49
  /// Item records that will go into the PDB IPI stream (for /DEBUG:GHASH)
50
  llvm::codeview::GlobalTypeTableBuilder globalIDTable;
51
};
52
53
/// Map from type index and item index in a type server PDB to the
54
/// corresponding index in the destination PDB.
55
struct CVIndexMap {
56
  llvm::SmallVector<llvm::codeview::TypeIndex, 0> tpiMap;
57
  llvm::SmallVector<llvm::codeview::TypeIndex, 0> ipiMap;
58
  bool isTypeServerMap = false;
59
  bool isPrecompiledTypeMap = false;
60
};
61
62
} // namespace coff
63
} // namespace lld
64
65
#endif