139 lines
5.6 KiB
C++
139 lines
5.6 KiB
C++
//===- NativeSession.h - Native implementation of IPDBSession ---*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_DEBUGINFO_PDB_NATIVE_NATIVESESSION_H
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#define LLVM_DEBUGINFO_PDB_NATIVE_NATIVESESSION_H
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/DebugInfo/CodeView/TypeIndex.h"
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#include "llvm/DebugInfo/PDB/IPDBRawSymbol.h"
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#include "llvm/DebugInfo/PDB/IPDBSession.h"
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#include "llvm/DebugInfo/PDB/Native/NativeRawSymbol.h"
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#include "llvm/DebugInfo/PDB/Native/SymbolCache.h"
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#include "llvm/Support/Allocator.h"
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#include "llvm/Support/Error.h"
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namespace llvm {
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class MemoryBuffer;
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namespace pdb {
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class PDBFile;
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class NativeExeSymbol;
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class NativeSession : public IPDBSession {
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struct PdbSearchOptions {
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StringRef ExePath;
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// FIXME: Add other PDB search options (_NT_SYMBOL_PATH, symsrv)
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};
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public:
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NativeSession(std::unique_ptr<PDBFile> PdbFile,
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std::unique_ptr<BumpPtrAllocator> Allocator);
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~NativeSession() override;
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static Error createFromPdb(std::unique_ptr<MemoryBuffer> MB,
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std::unique_ptr<IPDBSession> &Session);
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static Error createFromPdbPath(StringRef PdbPath,
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std::unique_ptr<IPDBSession> &Session);
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static Error createFromExe(StringRef Path,
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std::unique_ptr<IPDBSession> &Session);
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static Expected<std::string> searchForPdb(const PdbSearchOptions &Opts);
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uint64_t getLoadAddress() const override;
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bool setLoadAddress(uint64_t Address) override;
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std::unique_ptr<PDBSymbolExe> getGlobalScope() override;
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std::unique_ptr<PDBSymbol> getSymbolById(SymIndexId SymbolId) const override;
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bool addressForVA(uint64_t VA, uint32_t &Section,
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uint32_t &Offset) const override;
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bool addressForRVA(uint32_t RVA, uint32_t &Section,
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uint32_t &Offset) const override;
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std::unique_ptr<PDBSymbol> findSymbolByAddress(uint64_t Address,
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PDB_SymType Type) override;
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std::unique_ptr<PDBSymbol> findSymbolByRVA(uint32_t RVA,
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PDB_SymType Type) override;
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std::unique_ptr<PDBSymbol> findSymbolBySectOffset(uint32_t Sect,
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uint32_t Offset,
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PDB_SymType Type) override;
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std::unique_ptr<IPDBEnumLineNumbers>
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findLineNumbers(const PDBSymbolCompiland &Compiland,
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const IPDBSourceFile &File) const override;
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std::unique_ptr<IPDBEnumLineNumbers>
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findLineNumbersByAddress(uint64_t Address, uint32_t Length) const override;
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std::unique_ptr<IPDBEnumLineNumbers>
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findLineNumbersByRVA(uint32_t RVA, uint32_t Length) const override;
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std::unique_ptr<IPDBEnumLineNumbers>
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findLineNumbersBySectOffset(uint32_t Section, uint32_t Offset,
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uint32_t Length) const override;
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std::unique_ptr<IPDBEnumSourceFiles>
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findSourceFiles(const PDBSymbolCompiland *Compiland, llvm::StringRef Pattern,
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PDB_NameSearchFlags Flags) const override;
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std::unique_ptr<IPDBSourceFile>
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findOneSourceFile(const PDBSymbolCompiland *Compiland,
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llvm::StringRef Pattern,
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PDB_NameSearchFlags Flags) const override;
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std::unique_ptr<IPDBEnumChildren<PDBSymbolCompiland>>
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findCompilandsForSourceFile(llvm::StringRef Pattern,
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PDB_NameSearchFlags Flags) const override;
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std::unique_ptr<PDBSymbolCompiland>
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findOneCompilandForSourceFile(llvm::StringRef Pattern,
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PDB_NameSearchFlags Flags) const override;
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std::unique_ptr<IPDBEnumSourceFiles> getAllSourceFiles() const override;
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std::unique_ptr<IPDBEnumSourceFiles> getSourceFilesForCompiland(
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const PDBSymbolCompiland &Compiland) const override;
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std::unique_ptr<IPDBSourceFile>
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getSourceFileById(uint32_t FileId) const override;
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std::unique_ptr<IPDBEnumDataStreams> getDebugStreams() const override;
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std::unique_ptr<IPDBEnumTables> getEnumTables() const override;
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std::unique_ptr<IPDBEnumInjectedSources> getInjectedSources() const override;
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std::unique_ptr<IPDBEnumSectionContribs> getSectionContribs() const override;
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std::unique_ptr<IPDBEnumFrameData> getFrameData() const override;
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PDBFile &getPDBFile() { return *Pdb; }
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const PDBFile &getPDBFile() const { return *Pdb; }
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NativeExeSymbol &getNativeGlobalScope() const;
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SymbolCache &getSymbolCache() { return Cache; }
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const SymbolCache &getSymbolCache() const { return Cache; }
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uint32_t getRVAFromSectOffset(uint32_t Section, uint32_t Offset) const;
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uint64_t getVAFromSectOffset(uint32_t Section, uint32_t Offset) const;
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bool moduleIndexForVA(uint64_t VA, uint16_t &ModuleIndex) const;
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bool moduleIndexForSectOffset(uint32_t Sect, uint32_t Offset,
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uint16_t &ModuleIndex) const;
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Expected<ModuleDebugStreamRef> getModuleDebugStream(uint32_t Index) const;
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private:
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void initializeExeSymbol();
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void parseSectionContribs();
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std::unique_ptr<PDBFile> Pdb;
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std::unique_ptr<BumpPtrAllocator> Allocator;
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SymbolCache Cache;
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SymIndexId ExeSymbol = 0;
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uint64_t LoadAddress = 0;
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/// Map from virtual address to module index.
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using IMap =
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IntervalMap<uint64_t, uint16_t, 8, IntervalMapHalfOpenInfo<uint64_t>>;
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IMap::Allocator IMapAllocator;
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IMap AddrToModuleIndex;
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};
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} // namespace pdb
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} // namespace llvm
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#endif
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