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//===- TpiStreamBuilder.h - PDB Tpi Stream Creation -------------*- C++ -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// #ifndef LLVM_DEBUGINFO_PDB_RAW_PDBTPISTREAMBUILDER_H #define LLVM_DEBUGINFO_PDB_RAW_PDBTPISTREAMBUILDER_H #include "llvm/ADT/Optional.h" #include "llvm/DebugInfo/CodeView/TypeRecord.h" #include "llvm/DebugInfo/PDB/Native/RawConstants.h" #include "llvm/DebugInfo/PDB/Native/RawTypes.h" #include "llvm/Support/Allocator.h" #include "llvm/Support/BinaryByteStream.h" #include "llvm/Support/BinaryItemStream.h" #include "llvm/Support/BinaryStreamRef.h" #include "llvm/Support/Error.h" #include <vector> namespace llvm { class BinaryByteStream; class WritableBinaryStreamRef; template <> struct BinaryItemTraits<llvm::codeview::CVType> { static size_t length(const codeview::CVType &Item) { return Item.length(); } static ArrayRef<uint8_t> bytes(const codeview::CVType &Item) { return Item.data(); } }; namespace codeview { class TypeRecord; } namespace msf { class MSFBuilder; struct MSFLayout; } namespace pdb { class PDBFile; class TpiStream; struct TpiStreamHeader; class TpiStreamBuilder { public: explicit TpiStreamBuilder(msf::MSFBuilder &Msf, uint32_t StreamIdx); ~TpiStreamBuilder(); TpiStreamBuilder(const TpiStreamBuilder &) = delete; TpiStreamBuilder &operator=(const TpiStreamBuilder &) = delete; void setVersionHeader(PdbRaw_TpiVer Version); void addTypeRecord(ArrayRef<uint8_t> Type, Optional<uint32_t> Hash); Error finalizeMsfLayout(); uint32_t getRecordCount() const { return TypeRecords.size(); } Error commit(const msf::MSFLayout &Layout, WritableBinaryStreamRef Buffer); uint32_t calculateSerializedLength(); private: uint32_t calculateHashBufferSize() const; uint32_t calculateIndexOffsetSize() const; Error finalize(); msf::MSFBuilder &Msf; BumpPtrAllocator &Allocator; size_t TypeRecordBytes = 0; PdbRaw_TpiVer VerHeader = PdbRaw_TpiVer::PdbTpiV80; std::vector<ArrayRef<uint8_t>> TypeRecords; std::vector<uint32_t> TypeHashes; std::vector<codeview::TypeIndexOffset> TypeIndexOffsets; uint32_t HashStreamIndex = kInvalidStreamIndex; std::unique_ptr<BinaryByteStream> HashValueStream; const TpiStreamHeader *Header; uint32_t Idx; }; } } #endif