diff options
Diffstat (limited to 'lib/DebugInfo/PDB/PDBSymbolData.cpp')
-rw-r--r-- | lib/DebugInfo/PDB/PDBSymbolData.cpp | 51 |
1 files changed, 50 insertions, 1 deletions
diff --git a/lib/DebugInfo/PDB/PDBSymbolData.cpp b/lib/DebugInfo/PDB/PDBSymbolData.cpp index 60026689c6f1..ae4a8038ccd7 100644 --- a/lib/DebugInfo/PDB/PDBSymbolData.cpp +++ b/lib/DebugInfo/PDB/PDBSymbolData.cpp @@ -8,7 +8,7 @@ //===----------------------------------------------------------------------===// #include "llvm/DebugInfo/PDB/PDBSymbolData.h" - +#include "llvm/DebugInfo/PDB/IPDBSectionContrib.h" #include "llvm/DebugInfo/PDB/IPDBSession.h" #include "llvm/DebugInfo/PDB/PDBSymDumper.h" @@ -24,3 +24,52 @@ PDBSymbolData::PDBSymbolData(const IPDBSession &PDBSession, } void PDBSymbolData::dump(PDBSymDumper &Dumper) const { Dumper.dump(*this); } + +std::unique_ptr<IPDBEnumLineNumbers> PDBSymbolData::getLineNumbers() const { + auto Len = RawSymbol->getLength(); + Len = Len ? Len : 1; + if (auto RVA = RawSymbol->getRelativeVirtualAddress()) + return Session.findLineNumbersByRVA(RVA, Len); + + if (auto Section = RawSymbol->getAddressSection()) + return Session.findLineNumbersBySectOffset( + Section, RawSymbol->getAddressOffset(), Len); + + return nullptr; +} + +uint32_t PDBSymbolData::getCompilandId() const { + if (auto Lines = getLineNumbers()) { + if (auto FirstLine = Lines->getNext()) + return FirstLine->getCompilandId(); + } + + uint32_t DataSection = RawSymbol->getAddressSection(); + uint32_t DataOffset = RawSymbol->getAddressOffset(); + if (DataSection == 0) { + if (auto RVA = RawSymbol->getRelativeVirtualAddress()) + Session.addressForRVA(RVA, DataSection, DataOffset); + } + + if (DataSection) { + if (auto SecContribs = Session.getSectionContribs()) { + while (auto Section = SecContribs->getNext()) { + if (Section->getAddressSection() == DataSection && + Section->getAddressOffset() <= DataOffset && + (Section->getAddressOffset() + Section->getLength()) > DataOffset) + return Section->getCompilandId(); + } + } + } else { + auto LexParentId = RawSymbol->getLexicalParentId(); + while (auto LexParent = Session.getSymbolById(LexParentId)) { + if (LexParent->getSymTag() == PDB_SymType::Exe) + break; + if (LexParent->getSymTag() == PDB_SymType::Compiland) + return LexParentId; + LexParentId = LexParent->getRawSymbol().getLexicalParentId(); + } + } + + return 0; +} |