1//===- GSIStreamBuilder.h - PDB Publics/Globals Stream Creation -*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9 10#ifndef LLVM_DEBUGINFO_PDB_RAW_GSISTREAMBUILDER_H 11#define LLVM_DEBUGINFO_PDB_RAW_GSISTREAMBUILDER_H 12 13#include "llvm/DebugInfo/CodeView/SymbolRecord.h" 14#include "llvm/DebugInfo/PDB/Native/GlobalsStream.h" 15#include "llvm/DebugInfo/PDB/Native/RawConstants.h" 16#include "llvm/DebugInfo/PDB/Native/RawTypes.h" 17#include "llvm/Support/BinaryByteStream.h" 18#include "llvm/Support/BinaryItemStream.h" 19#include "llvm/Support/BinaryStreamRef.h" 20#include "llvm/Support/BinaryStreamWriter.h" 21#include "llvm/Support/Endian.h" 22#include "llvm/Support/Error.h" 23 24namespace llvm { 25 26template <> struct BinaryItemTraits<codeview::CVSymbol> { 27 static size_t length(const codeview::CVSymbol &Item) { 28 return Item.RecordData.size(); 29 } 30 static ArrayRef<uint8_t> bytes(const codeview::CVSymbol &Item) { 31 return Item.RecordData; 32 } 33}; 34 35namespace msf { 36class MSFBuilder; 37struct MSFLayout; 38} // namespace msf 39namespace pdb { 40struct GSIHashStreamBuilder; 41 42class GSIStreamBuilder { 43 44public: 45 explicit GSIStreamBuilder(msf::MSFBuilder &Msf); 46 ~GSIStreamBuilder(); 47 48 GSIStreamBuilder(const GSIStreamBuilder &) = delete; 49 GSIStreamBuilder &operator=(const GSIStreamBuilder &) = delete; 50 51 Error finalizeMsfLayout(); 52 53 Error commit(const msf::MSFLayout &Layout, WritableBinaryStreamRef Buffer); 54 55 uint32_t getPublicsStreamIndex() const; 56 uint32_t getGlobalsStreamIndex() const; 57 uint32_t getRecordStreamIdx() const { return RecordStreamIdx; } 58 59 void addPublicSymbol(const codeview::PublicSym32 &Pub); 60 61 void addGlobalSymbol(const codeview::ProcRefSym &Sym); 62 void addGlobalSymbol(const codeview::DataSym &Sym); 63 void addGlobalSymbol(const codeview::ConstantSym &Sym); 64 void addGlobalSymbol(const codeview::UDTSym &Sym); 65 void addGlobalSymbol(const codeview::CVSymbol &Sym); 66 67private: 68 uint32_t calculatePublicsHashStreamSize() const; 69 uint32_t calculateGlobalsHashStreamSize() const; 70 Error commitSymbolRecordStream(WritableBinaryStreamRef Stream); 71 Error commitPublicsHashStream(WritableBinaryStreamRef Stream); 72 Error commitGlobalsHashStream(WritableBinaryStreamRef Stream); 73 74 uint32_t RecordStreamIdx = kInvalidStreamIndex; 75 msf::MSFBuilder &Msf; 76 std::unique_ptr<GSIHashStreamBuilder> PSH; 77 std::unique_ptr<GSIHashStreamBuilder> GSH; 78}; 79} // namespace pdb 80} // namespace llvm 81 82#endif 83