| //===- DbiModuleDescriptor.cpp - PDB module information -------------------===// |
| // |
| // 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/DbiModuleDescriptor.h" |
| #include "llvm/DebugInfo/PDB/Native/RawTypes.h" |
| #include "llvm/Support/BinaryStreamReader.h" |
| #include "llvm/Support/Endian.h" |
| #include "llvm/Support/Error.h" |
| #include "llvm/Support/MathExtras.h" |
| #include <cstdint> |
| |
| using namespace llvm; |
| using namespace llvm::pdb; |
| using namespace llvm::support; |
| |
| Error DbiModuleDescriptor::initialize(BinaryStreamRef Stream, |
| DbiModuleDescriptor &Info) { |
| BinaryStreamReader Reader(Stream); |
| if (auto EC = Reader.readObject(Info.Layout)) |
| return EC; |
| |
| if (auto EC = Reader.readCString(Info.ModuleName)) |
| return EC; |
| |
| if (auto EC = Reader.readCString(Info.ObjFileName)) |
| return EC; |
| return Error::success(); |
| } |
| |
| bool DbiModuleDescriptor::hasECInfo() const { |
| return (Layout->Flags & ModInfoFlags::HasECFlagMask) != 0; |
| } |
| |
| uint16_t DbiModuleDescriptor::getTypeServerIndex() const { |
| return (Layout->Flags & ModInfoFlags::TypeServerIndexMask) >> |
| ModInfoFlags::TypeServerIndexShift; |
| } |
| |
| const SectionContrib &DbiModuleDescriptor::getSectionContrib() const { |
| return Layout->SC; |
| } |
| |
| uint16_t DbiModuleDescriptor::getModuleStreamIndex() const { |
| return Layout->ModDiStream; |
| } |
| |
| uint32_t DbiModuleDescriptor::getSymbolDebugInfoByteSize() const { |
| return Layout->SymBytes; |
| } |
| |
| uint32_t DbiModuleDescriptor::getC11LineInfoByteSize() const { |
| return Layout->C11Bytes; |
| } |
| |
| uint32_t DbiModuleDescriptor::getC13LineInfoByteSize() const { |
| return Layout->C13Bytes; |
| } |
| |
| uint32_t DbiModuleDescriptor::getNumberOfFiles() const { |
| return Layout->NumFiles; |
| } |
| |
| uint32_t DbiModuleDescriptor::getSourceFileNameIndex() const { |
| return Layout->SrcFileNameNI; |
| } |
| |
| uint32_t DbiModuleDescriptor::getPdbFilePathNameIndex() const { |
| return Layout->PdbFilePathNI; |
| } |
| |
| StringRef DbiModuleDescriptor::getModuleName() const { return ModuleName; } |
| |
| StringRef DbiModuleDescriptor::getObjFileName() const { return ObjFileName; } |
| |
| uint32_t DbiModuleDescriptor::getRecordLength() const { |
| uint32_t M = ModuleName.str().size() + 1; |
| uint32_t O = ObjFileName.str().size() + 1; |
| uint32_t Size = sizeof(ModuleInfoHeader) + M + O; |
| Size = alignTo(Size, 4); |
| return Size; |
| } |