llvm-project/llvm/lib/DebugInfo/PDB/PDBSymbolData.cpp

91 lines
2.6 KiB
C++

//===- PDBSymbolData.cpp - PDB data (e.g. variable) accessors ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/DebugInfo/PDB/PDBSymbolData.h"
#include "llvm/DebugInfo/PDB/IPDBSession.h"
#include "llvm/DebugInfo/PDB/PDBExtras.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeUDT.h"
#include "llvm/Support/Format.h"
#include <utility>
#include <utility>
using namespace llvm;
PDBSymbolData::PDBSymbolData(const IPDBSession &PDBSession,
std::unique_ptr<IPDBRawSymbol> DataSymbol)
: PDBSymbol(PDBSession, std::move(DataSymbol)) {}
void PDBSymbolData::dump(raw_ostream &OS, int Indent,
PDB_DumpLevel Level, PDB_DumpFlags Flags) const {
OS << stream_indent(Indent);
PDB_LocType Loc = getLocationType();
PDB_DataKind Kind = getDataKind();
switch (Loc) {
case PDB_LocType::Static: {
uint32_t RVA = getRelativeVirtualAddress();
OS << Kind << " data[";
if (RVA != 0)
OS << format_hex(RVA, 10);
else
OS << "???";
break;
}
case PDB_LocType::TLS:
OS << "threadlocal " << Kind << " data[";
OS << getAddressSection() << ":" << format_hex(getAddressOffset(), 10);
break;
case PDB_LocType::RegRel:
OS << "regrel " << Kind << " data[";
OS << getRegisterId() << " + " << getOffset();
break;
case PDB_LocType::ThisRel: {
uint32_t Offset = getOffset();
OS << Kind << " data[this + " << format_hex(Offset, 4);
break;
}
case PDB_LocType::Enregistered:
OS << "register " << Kind << " data[" << getRegisterId();
break;
case PDB_LocType::BitField: {
OS << "bitfield data[this + ";
uint32_t Offset = getOffset();
uint32_t BitPos = getBitPosition();
uint32_t Length = getLength();
OS << format_hex(Offset, 4) << ":" << BitPos << "," << Length;
break;
}
case PDB_LocType::Slot:
OS << getSlot();
break;
case PDB_LocType::Constant: {
OS << "constant data[";
OS << getValue();
break;
}
case PDB_LocType::IlRel:
case PDB_LocType::MetaData:
default:
OS << "???";
}
OS << "] ";
if (Kind == PDB_DataKind::Member || Kind == PDB_DataKind::StaticMember) {
uint32_t ClassId = getClassParentId();
if (auto Class = Session.getSymbolById(ClassId)) {
if (auto UDT = dyn_cast<PDBSymbolTypeUDT>(Class.get()))
OS << UDT->getName();
else
OS << "{class " << Class->getSymTag() << "}";
OS << "::";
}
}
OS << getName();
}