diff options
Diffstat (limited to 'llvm/lib/DebugInfo/PDB/Native/NativeExeSymbol.cpp')
| -rw-r--r-- | llvm/lib/DebugInfo/PDB/Native/NativeExeSymbol.cpp | 101 | 
1 files changed, 101 insertions, 0 deletions
| diff --git a/llvm/lib/DebugInfo/PDB/Native/NativeExeSymbol.cpp b/llvm/lib/DebugInfo/PDB/Native/NativeExeSymbol.cpp new file mode 100644 index 0000000000000..3f393409129b1 --- /dev/null +++ b/llvm/lib/DebugInfo/PDB/Native/NativeExeSymbol.cpp @@ -0,0 +1,101 @@ +//===- NativeExeSymbol.cpp - native impl for PDBSymbolExe -------*- 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 +// +//===----------------------------------------------------------------------===// + +#include "llvm/DebugInfo/PDB/Native/NativeExeSymbol.h" + +#include "llvm/ADT/STLExtras.h" +#include "llvm/DebugInfo/PDB/Native/DbiStream.h" +#include "llvm/DebugInfo/PDB/Native/InfoStream.h" +#include "llvm/DebugInfo/PDB/Native/NativeCompilandSymbol.h" +#include "llvm/DebugInfo/PDB/Native/NativeEnumModules.h" +#include "llvm/DebugInfo/PDB/Native/PDBFile.h" +#include "llvm/DebugInfo/PDB/Native/SymbolCache.h" +#include "llvm/DebugInfo/PDB/PDBSymbolCompiland.h" + +using namespace llvm; +using namespace llvm::pdb; + +static DbiStream *getDbiStreamPtr(NativeSession &Session) { +  Expected<DbiStream &> DbiS = Session.getPDBFile().getPDBDbiStream(); +  if (DbiS) +    return &DbiS.get(); + +  consumeError(DbiS.takeError()); +  return nullptr; +} + +NativeExeSymbol::NativeExeSymbol(NativeSession &Session, SymIndexId SymbolId) +    : NativeRawSymbol(Session, PDB_SymType::Exe, SymbolId), +      Dbi(getDbiStreamPtr(Session)) {} + +std::unique_ptr<IPDBEnumSymbols> +NativeExeSymbol::findChildren(PDB_SymType Type) const { +  switch (Type) { +  case PDB_SymType::Compiland: { +    return std::unique_ptr<IPDBEnumSymbols>(new NativeEnumModules(Session)); +    break; +  } +  case PDB_SymType::ArrayType: +    return Session.getSymbolCache().createTypeEnumerator(codeview::LF_ARRAY); +  case PDB_SymType::Enum: +    return Session.getSymbolCache().createTypeEnumerator(codeview::LF_ENUM); +  case PDB_SymType::PointerType: +    return Session.getSymbolCache().createTypeEnumerator(codeview::LF_POINTER); +  case PDB_SymType::UDT: +    return Session.getSymbolCache().createTypeEnumerator( +        {codeview::LF_STRUCTURE, codeview::LF_CLASS, codeview::LF_UNION, +         codeview::LF_INTERFACE}); +  case PDB_SymType::VTableShape: +    return Session.getSymbolCache().createTypeEnumerator(codeview::LF_VTSHAPE); +  case PDB_SymType::FunctionSig: +    return Session.getSymbolCache().createTypeEnumerator( +        {codeview::LF_PROCEDURE, codeview::LF_MFUNCTION}); +  case PDB_SymType::Typedef: +    return Session.getSymbolCache().createGlobalsEnumerator(codeview::S_UDT); + +  default: +    break; +  } +  return nullptr; +} + +uint32_t NativeExeSymbol::getAge() const { +  auto IS = Session.getPDBFile().getPDBInfoStream(); +  if (IS) +    return IS->getAge(); +  consumeError(IS.takeError()); +  return 0; +} + +std::string NativeExeSymbol::getSymbolsFileName() const { +  return Session.getPDBFile().getFilePath(); +} + +codeview::GUID NativeExeSymbol::getGuid() const { +  auto IS = Session.getPDBFile().getPDBInfoStream(); +  if (IS) +    return IS->getGuid(); +  consumeError(IS.takeError()); +  return codeview::GUID{{0}}; +} + +bool NativeExeSymbol::hasCTypes() const { +  auto Dbi = Session.getPDBFile().getPDBDbiStream(); +  if (Dbi) +    return Dbi->hasCTypes(); +  consumeError(Dbi.takeError()); +  return false; +} + +bool NativeExeSymbol::hasPrivateSymbols() const { +  auto Dbi = Session.getPDBFile().getPDBDbiStream(); +  if (Dbi) +    return !Dbi->isStripped(); +  consumeError(Dbi.takeError()); +  return false; +} | 
