PdbAstBuilder.h
5.01 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
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
//===-- PdbAstBuilder.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_PLUGINS_SYMBOLFILE_NATIVEPDB_PDBASTBUILDER_H
#define LLDB_PLUGINS_SYMBOLFILE_NATIVEPDB_PDBASTBUILDER_H
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/StringRef.h"
#include "lldb/Symbol/ClangASTImporter.h"
#include "PdbIndex.h"
#include "PdbSymUid.h"
namespace clang {
class TagDecl;
class DeclContext;
class Decl;
class QualType;
class FunctionDecl;
class NamespaceDecl;
} // namespace clang
namespace llvm {
namespace codeview {
class ProcSym;
}
} // namespace llvm
namespace lldb_private {
class ClangASTImporter;
class ObjectFile;
namespace npdb {
class PdbIndex;
struct VariableInfo;
struct DeclStatus {
DeclStatus() = default;
DeclStatus(lldb::user_id_t uid, bool resolved)
: uid(uid), resolved(resolved) {}
lldb::user_id_t uid = 0;
bool resolved = false;
};
class PdbAstBuilder {
public:
// Constructors and Destructors
PdbAstBuilder(ObjectFile &obj, PdbIndex &index, ClangASTContext &clang);
lldb_private::CompilerDeclContext GetTranslationUnitDecl();
llvm::Optional<lldb_private::CompilerDecl>
GetOrCreateDeclForUid(PdbSymUid uid);
clang::DeclContext *GetOrCreateDeclContextForUid(PdbSymUid uid);
clang::DeclContext *GetParentDeclContext(PdbSymUid uid);
clang::FunctionDecl *GetOrCreateFunctionDecl(PdbCompilandSymId func_id);
clang::BlockDecl *GetOrCreateBlockDecl(PdbCompilandSymId block_id);
clang::VarDecl *GetOrCreateVariableDecl(PdbCompilandSymId scope_id,
PdbCompilandSymId var_id);
clang::VarDecl *GetOrCreateVariableDecl(PdbGlobalSymId var_id);
clang::TypedefNameDecl *GetOrCreateTypedefDecl(PdbGlobalSymId id);
void ParseDeclsForContext(clang::DeclContext &context);
clang::QualType GetBasicType(lldb::BasicType type);
clang::QualType GetOrCreateType(PdbTypeSymId type);
bool CompleteTagDecl(clang::TagDecl &tag);
bool CompleteType(clang::QualType qt);
CompilerDecl ToCompilerDecl(clang::Decl &decl);
CompilerType ToCompilerType(clang::QualType qt);
CompilerDeclContext ToCompilerDeclContext(clang::DeclContext &context);
clang::Decl *FromCompilerDecl(CompilerDecl decl);
clang::DeclContext *FromCompilerDeclContext(CompilerDeclContext context);
ClangASTContext &clang() { return m_clang; }
ClangASTImporter &importer() { return m_importer; }
void Dump(Stream &stream);
private:
clang::Decl *TryGetDecl(PdbSymUid uid) const;
using TypeIndex = llvm::codeview::TypeIndex;
clang::QualType
CreatePointerType(const llvm::codeview::PointerRecord &pointer);
clang::QualType
CreateModifierType(const llvm::codeview::ModifierRecord &modifier);
clang::QualType CreateArrayType(const llvm::codeview::ArrayRecord &array);
clang::QualType CreateRecordType(PdbTypeSymId id,
const llvm::codeview::TagRecord &record);
clang::QualType CreateEnumType(PdbTypeSymId id,
const llvm::codeview::EnumRecord &record);
clang::QualType
CreateFunctionType(TypeIndex args_type_idx, TypeIndex return_type_idx,
llvm::codeview::CallingConvention calling_convention);
clang::QualType CreateType(PdbTypeSymId type);
void CreateFunctionParameters(PdbCompilandSymId func_id,
clang::FunctionDecl &function_decl,
uint32_t param_count);
clang::Decl *GetOrCreateSymbolForId(PdbCompilandSymId id);
clang::VarDecl *CreateVariableDecl(PdbSymUid uid,
llvm::codeview::CVSymbol sym,
clang::DeclContext &scope);
clang::DeclContext *
GetParentDeclContextForSymbol(const llvm::codeview::CVSymbol &sym);
clang::NamespaceDecl *GetOrCreateNamespaceDecl(const char *name,
clang::DeclContext &context);
void ParseAllNamespacesPlusChildrenOf(llvm::Optional<llvm::StringRef> parent);
void ParseDeclsForSimpleContext(clang::DeclContext &context);
void ParseBlockChildren(PdbCompilandSymId block_id);
void BuildParentMap();
std::pair<clang::DeclContext *, std::string>
CreateDeclInfoForType(const llvm::codeview::TagRecord &record, TypeIndex ti);
std::pair<clang::DeclContext *, std::string>
CreateDeclInfoForUndecoratedName(llvm::StringRef uname);
clang::QualType CreateSimpleType(TypeIndex ti);
PdbIndex &m_index;
ClangASTContext &m_clang;
ClangASTImporter m_importer;
llvm::DenseMap<TypeIndex, TypeIndex> m_parent_types;
llvm::DenseMap<clang::Decl *, DeclStatus> m_decl_to_status;
llvm::DenseMap<lldb::user_id_t, clang::Decl *> m_uid_to_decl;
llvm::DenseMap<lldb::user_id_t, clang::QualType> m_uid_to_type;
};
} // namespace npdb
} // namespace lldb_private
#endif // lldb_Plugins_SymbolFile_PDB_SymbolFilePDB_h_