llvm/lldb/source/Plugins/SymbolFile/NativePDB/PdbUtil.h

//===-- PdbUtil.h -----------------------------------------------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//

#ifndef LLDB_SOURCE_PLUGINS_SYMBOLFILE_NATIVEPDB_PDBUTIL_H
#define LLDB_SOURCE_PLUGINS_SYMBOLFILE_NATIVEPDB_PDBUTIL_H

#include "lldb/Expression/DWARFExpression.h"
#include "lldb/Symbol/Variable.h"
#include "lldb/lldb-enumerations.h"

#include "llvm/DebugInfo/CodeView/CodeView.h"
#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
#include "llvm/DebugInfo/CodeView/TypeRecord.h"
#include "llvm/DebugInfo/PDB/PDBTypes.h"

#include "PdbSymUid.h"

#include <tuple>
#include <utility>

namespace llvm {
namespace pdb {
class TpiStream;
}
} // namespace llvm

namespace lldb_private {
namespace npdb {

class PdbIndex;

struct CVTagRecord { … };

struct SegmentOffset { … };

struct SegmentOffsetLength { … };

struct VariableInfo { … };

llvm::pdb::PDB_SymType CVSymToPDBSym(llvm::codeview::SymbolKind kind);
llvm::pdb::PDB_SymType CVTypeToPDBType(llvm::codeview::TypeLeafKind kind);

bool SymbolHasAddress(const llvm::codeview::CVSymbol &sym);
bool SymbolIsCode(const llvm::codeview::CVSymbol &sym);

SegmentOffset GetSegmentAndOffset(const llvm::codeview::CVSymbol &sym);
SegmentOffsetLength
GetSegmentOffsetAndLength(const llvm::codeview::CVSymbol &sym);

template <typename RecordT> bool IsValidRecord(const RecordT &sym) { … }

inline bool IsValidRecord(const llvm::codeview::ProcRefSym &sym) { … }

bool IsForwardRefUdt(llvm::codeview::CVType cvt);
bool IsTagRecord(llvm::codeview::CVType cvt);
bool IsClassStructUnion(llvm::codeview::CVType cvt);

bool IsForwardRefUdt(const PdbTypeSymId &id, llvm::pdb::TpiStream &tpi);
bool IsTagRecord(const PdbTypeSymId &id, llvm::pdb::TpiStream &tpi);

lldb::AccessType TranslateMemberAccess(llvm::codeview::MemberAccess access);
llvm::codeview::TypeIndex GetFieldListIndex(llvm::codeview::CVType cvt);
llvm::codeview::TypeIndex
LookThroughModifierRecord(llvm::codeview::CVType modifier);

llvm::StringRef DropNameScope(llvm::StringRef name);

VariableInfo GetVariableNameInfo(llvm::codeview::CVSymbol symbol);
VariableInfo GetVariableLocationInfo(PdbIndex &index, PdbCompilandSymId var_id,
                                     Block &func_block, lldb::ModuleSP module);

size_t GetTypeSizeForSimpleKind(llvm::codeview::SimpleTypeKind kind);
lldb::BasicType
GetCompilerTypeForSimpleKind(llvm::codeview::SimpleTypeKind kind);

PdbTypeSymId GetBestPossibleDecl(PdbTypeSymId id, llvm::pdb::TpiStream &tpi);

size_t GetSizeOfType(PdbTypeSymId id, llvm::pdb::TpiStream &tpi);

} // namespace npdb
} // namespace lldb_private

#endif