a5e3e02602
These work a little differently because they are actually in the globals stream and are treated as symbol records, even though DIA presents them as types. So this also adds the necessary infrastructure to cache records that live somewhere other than the TPI stream as well. llvm-svn: 343507
103 lines
3.2 KiB
C++
103 lines
3.2 KiB
C++
//===- NativeExeSymbol.cpp - native impl for PDBSymbolExe -------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/DebugInfo/PDB/Native/NativeExeSymbol.h"
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#include "llvm/ADT/STLExtras.h"
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#include "llvm/DebugInfo/PDB/Native/DbiStream.h"
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#include "llvm/DebugInfo/PDB/Native/InfoStream.h"
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#include "llvm/DebugInfo/PDB/Native/NativeCompilandSymbol.h"
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#include "llvm/DebugInfo/PDB/Native/NativeEnumModules.h"
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#include "llvm/DebugInfo/PDB/Native/PDBFile.h"
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#include "llvm/DebugInfo/PDB/Native/SymbolCache.h"
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#include "llvm/DebugInfo/PDB/PDBSymbolCompiland.h"
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using namespace llvm;
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using namespace llvm::pdb;
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static DbiStream *getDbiStreamPtr(NativeSession &Session) {
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Expected<DbiStream &> DbiS = Session.getPDBFile().getPDBDbiStream();
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if (DbiS)
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return &DbiS.get();
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consumeError(DbiS.takeError());
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return nullptr;
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}
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NativeExeSymbol::NativeExeSymbol(NativeSession &Session, SymIndexId SymbolId)
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: NativeRawSymbol(Session, PDB_SymType::Exe, SymbolId),
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Dbi(getDbiStreamPtr(Session)) {}
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std::unique_ptr<IPDBEnumSymbols>
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NativeExeSymbol::findChildren(PDB_SymType Type) const {
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switch (Type) {
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case PDB_SymType::Compiland: {
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return std::unique_ptr<IPDBEnumSymbols>(new NativeEnumModules(Session));
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break;
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}
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case PDB_SymType::ArrayType:
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return Session.getSymbolCache().createTypeEnumerator(codeview::LF_ARRAY);
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case PDB_SymType::Enum:
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return Session.getSymbolCache().createTypeEnumerator(codeview::LF_ENUM);
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case PDB_SymType::PointerType:
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return Session.getSymbolCache().createTypeEnumerator(codeview::LF_POINTER);
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case PDB_SymType::UDT:
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return Session.getSymbolCache().createTypeEnumerator(
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{codeview::LF_STRUCTURE, codeview::LF_CLASS, codeview::LF_UNION,
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codeview::LF_INTERFACE});
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case PDB_SymType::VTableShape:
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return Session.getSymbolCache().createTypeEnumerator(codeview::LF_VTSHAPE);
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case PDB_SymType::FunctionSig:
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return Session.getSymbolCache().createTypeEnumerator(
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{codeview::LF_PROCEDURE, codeview::LF_MFUNCTION});
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case PDB_SymType::Typedef:
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return Session.getSymbolCache().createGlobalsEnumerator(codeview::S_UDT);
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default:
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break;
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}
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return nullptr;
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}
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uint32_t NativeExeSymbol::getAge() const {
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auto IS = Session.getPDBFile().getPDBInfoStream();
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if (IS)
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return IS->getAge();
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consumeError(IS.takeError());
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return 0;
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}
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std::string NativeExeSymbol::getSymbolsFileName() const {
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return Session.getPDBFile().getFilePath();
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}
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codeview::GUID NativeExeSymbol::getGuid() const {
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auto IS = Session.getPDBFile().getPDBInfoStream();
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if (IS)
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return IS->getGuid();
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consumeError(IS.takeError());
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return codeview::GUID{{0}};
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}
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bool NativeExeSymbol::hasCTypes() const {
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auto Dbi = Session.getPDBFile().getPDBDbiStream();
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if (Dbi)
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return Dbi->hasCTypes();
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consumeError(Dbi.takeError());
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return false;
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}
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bool NativeExeSymbol::hasPrivateSymbols() const {
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auto Dbi = Session.getPDBFile().getPDBDbiStream();
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if (Dbi)
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return !Dbi->isStripped();
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consumeError(Dbi.takeError());
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return false;
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}
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