LLVM 20.0.0git
DIAEnumSymbols.cpp
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1//==- DIAEnumSymbols.cpp - DIA Symbol Enumerator impl ------------*- 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
13
14using namespace llvm;
15using namespace llvm::pdb;
16
18 CComPtr<IDiaEnumSymbols> DiaEnumerator)
19 : Session(PDBSession), Enumerator(DiaEnumerator) {}
20
22 LONG Count = 0;
23 return (S_OK == Enumerator->get_Count(&Count)) ? Count : 0;
24}
25
26std::unique_ptr<PDBSymbol>
28 CComPtr<IDiaSymbol> Item;
29 if (S_OK != Enumerator->Item(Index, &Item))
30 return nullptr;
31
32 std::unique_ptr<DIARawSymbol> RawSymbol(new DIARawSymbol(Session, Item));
33 return std::unique_ptr<PDBSymbol>(PDBSymbol::create(Session, std::move(RawSymbol)));
34}
35
36std::unique_ptr<PDBSymbol> DIAEnumSymbols::getNext() {
37 CComPtr<IDiaSymbol> Item;
38 ULONG NumFetched = 0;
39 if (S_OK != Enumerator->Next(1, &Item, &NumFetched))
40 return nullptr;
41
42 std::unique_ptr<DIARawSymbol> RawSymbol(new DIARawSymbol(Session, Item));
43 return std::unique_ptr<PDBSymbol>(
44 PDBSymbol::create(Session, std::move(RawSymbol)));
45}
46
47void DIAEnumSymbols::reset() { Enumerator->Reset(); }
std::unique_ptr< PDBSymbol > getChildAtIndex(uint32_t Index) const override
DIAEnumSymbols(const DIASession &Session, CComPtr< IDiaEnumSymbols > DiaEnumerator)
std::unique_ptr< PDBSymbol > getNext() override
uint32_t getChildCount() const override
static std::unique_ptr< PDBSymbol > create(const IPDBSession &PDBSession, std::unique_ptr< IPDBRawSymbol > RawSymbol)
Definition: PDBSymbol.cpp:102
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18