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
82
83
|
//===-- DWARFContext.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_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFCONTEXT_H
#define LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DWARFCONTEXT_H
#include "DWARFDataExtractor.h"
#include "lldb/Core/Section.h"
#include "llvm/ADT/Optional.h"
#include "llvm/DebugInfo/DWARF/DWARFContext.h"
#include "llvm/Support/Threading.h"
#include <memory>
namespace lldb_private {
class DWARFContext {
private:
SectionList *m_main_section_list;
SectionList *m_dwo_section_list;
mutable std::unique_ptr<llvm::DWARFContext> m_llvm_context;
struct SectionData {
llvm::once_flag flag;
DWARFDataExtractor data;
};
SectionData m_data_debug_abbrev;
SectionData m_data_debug_addr;
SectionData m_data_debug_aranges;
SectionData m_data_debug_cu_index;
SectionData m_data_debug_info;
SectionData m_data_debug_line;
SectionData m_data_debug_line_str;
SectionData m_data_debug_loc;
SectionData m_data_debug_loclists;
SectionData m_data_debug_macro;
SectionData m_data_debug_ranges;
SectionData m_data_debug_rnglists;
SectionData m_data_debug_str;
SectionData m_data_debug_str_offsets;
SectionData m_data_debug_tu_index;
SectionData m_data_debug_types;
const DWARFDataExtractor &
LoadOrGetSection(llvm::Optional<lldb::SectionType> main_section_type,
llvm::Optional<lldb::SectionType> dwo_section_type,
SectionData &data);
const DWARFDataExtractor &getOrLoadCuIndexData();
const DWARFDataExtractor &getOrLoadTuIndexData();
public:
explicit DWARFContext(SectionList *main_section_list,
SectionList *dwo_section_list)
: m_main_section_list(main_section_list),
m_dwo_section_list(dwo_section_list) {}
const DWARFDataExtractor &getOrLoadAbbrevData();
const DWARFDataExtractor &getOrLoadAddrData();
const DWARFDataExtractor &getOrLoadArangesData();
const DWARFDataExtractor &getOrLoadDebugInfoData();
const DWARFDataExtractor &getOrLoadLineData();
const DWARFDataExtractor &getOrLoadLineStrData();
const DWARFDataExtractor &getOrLoadLocData();
const DWARFDataExtractor &getOrLoadLocListsData();
const DWARFDataExtractor &getOrLoadMacroData();
const DWARFDataExtractor &getOrLoadRangesData();
const DWARFDataExtractor &getOrLoadRngListsData();
const DWARFDataExtractor &getOrLoadStrData();
const DWARFDataExtractor &getOrLoadStrOffsetsData();
const DWARFDataExtractor &getOrLoadDebugTypesData();
bool isDwo() { return m_dwo_section_list != nullptr; }
llvm::DWARFContext &GetAsLLVM();
};
} // namespace lldb_private
#endif
|
