DebugNamesDWARFIndex.h
3.44 KB
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
73
74
75
76
77
78
79
80
81
//===-- DebugNamesDWARFIndex.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 LLDB_DEBUGNAMESDWARFINDEX_H
#define LLDB_DEBUGNAMESDWARFINDEX_H
#include "Plugins/SymbolFile/DWARF/DWARFIndex.h"
#include "Plugins/SymbolFile/DWARF/LogChannelDWARF.h"
#include "Plugins/SymbolFile/DWARF/ManualDWARFIndex.h"
#include "lldb/Utility/ConstString.h"
#include "llvm/DebugInfo/DWARF/DWARFAcceleratorTable.h"
namespace lldb_private {
class DebugNamesDWARFIndex : public DWARFIndex {
public:
static llvm::Expected<std::unique_ptr<DebugNamesDWARFIndex>>
Create(Module &module, DWARFDataExtractor debug_names,
DWARFDataExtractor debug_str, DWARFDebugInfo *debug_info);
void Preload() override { m_fallback.Preload(); }
void GetGlobalVariables(ConstString basename, DIEArray &offsets) override;
void GetGlobalVariables(const RegularExpression ®ex,
DIEArray &offsets) override;
void GetGlobalVariables(const DWARFUnit &cu, DIEArray &offsets) override;
void GetObjCMethods(ConstString class_name, DIEArray &offsets) override {}
void GetCompleteObjCClass(ConstString class_name, bool must_be_implementation,
DIEArray &offsets) override;
void GetTypes(ConstString name, DIEArray &offsets) override;
void GetTypes(const DWARFDeclContext &context, DIEArray &offsets) override;
void GetNamespaces(ConstString name, DIEArray &offsets) override;
void GetFunctions(ConstString name, SymbolFileDWARF &dwarf,
const CompilerDeclContext &parent_decl_ctx,
uint32_t name_type_mask,
std::vector<DWARFDIE> &dies) override;
void GetFunctions(const RegularExpression ®ex,
DIEArray &offsets) override;
void ReportInvalidDIERef(const DIERef &ref, llvm::StringRef name) override {}
void Dump(Stream &s) override;
private:
DebugNamesDWARFIndex(Module &module,
std::unique_ptr<llvm::DWARFDebugNames> debug_names_up,
DWARFDataExtractor debug_names_data,
DWARFDataExtractor debug_str_data,
DWARFDebugInfo &debug_info)
: DWARFIndex(module), m_debug_info(debug_info),
m_debug_names_data(debug_names_data), m_debug_str_data(debug_str_data),
m_debug_names_up(std::move(debug_names_up)),
m_fallback(module, &debug_info, GetUnits(*m_debug_names_up)) {}
DWARFDebugInfo &m_debug_info;
// LLVM DWARFDebugNames will hold a non-owning reference to this data, so keep
// track of the ownership here.
DWARFDataExtractor m_debug_names_data;
DWARFDataExtractor m_debug_str_data;
using DebugNames = llvm::DWARFDebugNames;
std::unique_ptr<DebugNames> m_debug_names_up;
ManualDWARFIndex m_fallback;
llvm::Optional<DIERef> ToDIERef(const DebugNames::Entry &entry);
void Append(const DebugNames::Entry &entry, DIEArray &offsets);
static void MaybeLogLookupError(llvm::Error error,
const DebugNames::NameIndex &ni,
llvm::StringRef name);
static llvm::DenseSet<dw_offset_t> GetUnits(const DebugNames &debug_names);
};
} // namespace lldb_private
#endif // LLDB_DEBUGNAMESDWARFINDEX_H