52 lines · cpp
1//===-- DWARFCompileUnit.cpp ----------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "llvm/DebugInfo/DWARF/DWARFCompileUnit.h"10#include "llvm/DebugInfo/DIContext.h"11#include "llvm/DebugInfo/DWARF/DWARFDie.h"12 13#include "llvm/Support/Format.h"14#include "llvm/Support/raw_ostream.h"15 16using namespace llvm;17 18void DWARFCompileUnit::dump(raw_ostream &OS, DIDumpOptions DumpOpts) {19 if (DumpOpts.SummarizeTypes)20 return;21 int OffsetDumpWidth = 2 * dwarf::getDwarfOffsetByteSize(getFormat());22 OS << format("0x%08" PRIx64, getOffset()) << ": Compile Unit:"23 << " length = " << format("0x%0*" PRIx64, OffsetDumpWidth, getLength())24 << ", format = " << dwarf::FormatString(getFormat())25 << ", version = " << format("0x%04x", getVersion());26 if (getVersion() >= 5)27 OS << ", unit_type = " << dwarf::UnitTypeString(getUnitType());28 OS << ", abbr_offset = " << format("0x%04" PRIx64, getAbbrOffset());29 if (!getAbbreviations())30 OS << " (invalid)";31 OS << ", addr_size = " << format("0x%02x", getAddressByteSize());32 if (getVersion() >= 5 && (getUnitType() == dwarf::DW_UT_skeleton ||33 getUnitType() == dwarf::DW_UT_split_compile))34 OS << ", DWO_id = " << format("0x%016" PRIx64, *getDWOId());35 OS << " (next unit at " << format("0x%08" PRIx64, getNextUnitOffset())36 << ")\n";37 38 if (DWARFDie CUDie = getUnitDIE(false)) {39 CUDie.dump(OS, 0, DumpOpts);40 if (DumpOpts.DumpNonSkeleton) {41 DWARFDie NonSkeletonCUDie = getNonSkeletonUnitDIE(false);42 if (NonSkeletonCUDie && CUDie != NonSkeletonCUDie)43 NonSkeletonCUDie.dump(OS, 0, DumpOpts);44 }45 } else {46 OS << "<compile unit can't be parsed!>\n\n";47 }48}49 50// VTable anchor.51DWARFCompileUnit::~DWARFCompileUnit() = default;52