LLVM: lib/DebugInfo/PDB/PDBSymbolFunc.cpp Source File (original) (raw)
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20#include <unordered_set>
21#include
22#include
23
24using namespace llvm;
26
27namespace {
28class FunctionArgEnumerator : public IPDBEnumChildren {
29public:
30 typedef ConcreteSymbolEnumerator ArgEnumeratorType;
31
32 FunctionArgEnumerator(const IPDBSession &PDBSession,
33 const PDBSymbolFunc &PDBFunc)
34 : Session(PDBSession), Func(PDBFunc) {
35
36
37 std::unordered_setstd::string SeenNames;
38 auto DataChildren = Func.findAllChildren();
39 while (auto Child = DataChildren->getNext()) {
40 if (Child->getDataKind() == PDB_DataKind::Param) {
41 if (SeenNames.insert(Child->getName()).second)
42 Args.push_back(std::move(Child));
43 }
44 }
45 reset();
46 }
47
48 uint32_t getChildCount() const override { return Args.size(); }
49
50 std::unique_ptr
51 getChildAtIndex(uint32_t Index) const override {
52 if (Index >= Args.size())
53 return nullptr;
54
55 return Session.getConcreteSymbolById<PDBSymbolData>(
56 Args[Index]->getSymIndexId());
57 }
58
59 std::unique_ptr getNext() override {
60 if (CurIter == Args.end())
61 return nullptr;
62 const auto &Result = **CurIter;
63 ++CurIter;
64 return Session.getConcreteSymbolById<PDBSymbolData>(Result.getSymIndexId());
65 }
66
67 void reset() override { CurIter = Args.empty() ? Args.end() : Args.begin(); }
68
69private:
70 typedef std::vector<std::unique_ptr> ArgListType;
73 ArgListType Args;
74 ArgListType::const_iterator CurIter;
75};
76}
77
78std::unique_ptr<IPDBEnumChildren>
80 return std::make_unique(Session, *this);
81}
82
84
86 std::string Name = getName();
87 if (Name.empty())
88 return false;
89 if (Name[0] == '~')
90 return true;
91 if (Name == "__vecDelDtor")
92 return true;
93 return false;
94}
95
96std::unique_ptr PDBSymbolFunc::getLineNumbers() const {
99 Len ? Len : 1);
100}
101
103 if (auto Lines = getLineNumbers()) {
104 if (auto FirstLine = Lines->getNext()) {
105 return FirstLine->getCompilandId();
106 }
107 }
108 return 0;
109}
virtual uint64_t getLength() const =0
virtual uint64_t getVirtualAddress() const =0
IPDBSession defines an interface used to provide a context for querying debug information from a debu...
virtual std::unique_ptr< IPDBEnumLineNumbers > findLineNumbersByAddress(uint64_t Address, uint32_t Length) const =0
virtual void dump(const PDBSymbolAnnotation &Symbol)
void dump(PDBSymDumper &Dumper) const override
Dumps the contents of a symbol a raw_ostream.
Definition PDBSymbolFunc.cpp:83
bool isDestructor() const
Definition PDBSymbolFunc.cpp:85
std::unique_ptr< IPDBEnumChildren< PDBSymbolData > > getArguments() const
Definition PDBSymbolFunc.cpp:79
FORWARD_CONCRETE_SYMBOL_ID_METHOD_WITH_NAME(PDBSymbolTypeFunctionSig, getType, getSignature) std uint32_t getCompilandId() const
Definition PDBSymbolFunc.cpp:102
const IPDBSession & Session
std::string getName() const
IPDBRawSymbol * RawSymbol
constexpr char Args[]
Key for Kernel::Metadata::mArgs.
NodeAddr< FuncNode * > Func
This is an optimization pass for GlobalISel generic memory operations.