1//===- DWARFTypeUnit.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-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "llvm/DebugInfo/DWARF/DWARFTypeUnit.h"
10#include "llvm/DebugInfo/DIContext.h"
11#include "llvm/DebugInfo/DWARF/DWARFDebugAbbrev.h"
12#include "llvm/DebugInfo/DWARF/DWARFDie.h"
13#include "llvm/DebugInfo/DWARF/DWARFUnit.h"
14#include "llvm/Support/Format.h"
15#include "llvm/Support/raw_ostream.h"
16#include <cinttypes>
17
18using namespace llvm;
19
20void DWARFTypeUnit::dump(raw_ostream &OS, DIDumpOptions DumpOpts) {
21  DWARFDie TD = getDIEForOffset(getTypeOffset() + getOffset());
22  const char *Name = TD.getName(DINameKind::ShortName);
23  int OffsetDumpWidth = 2 * dwarf::getDwarfOffsetByteSize(getFormat());
24
25  if (DumpOpts.SummarizeTypes) {
26    OS << "name = '" << Name << "'"
27       << ", type_signature = " << format("0x%016" PRIx64, getTypeHash())
28       << ", length = " << format("0x%0*" PRIx64, OffsetDumpWidth, getLength())
29       << '\n';
30    return;
31  }
32
33  OS << format("0x%08" PRIx64, getOffset()) << ": Type Unit:"
34     << " length = " << format("0x%0*" PRIx64, OffsetDumpWidth, getLength())
35     << ", format = " << dwarf::FormatString(getFormat())
36     << ", version = " << format("0x%04x", getVersion());
37  if (getVersion() >= 5)
38    OS << ", unit_type = " << dwarf::UnitTypeString(getUnitType());
39  OS << ", abbr_offset = "
40     << format("0x%04" PRIx64, getAbbreviations()->getOffset())
41     << ", addr_size = " << format("0x%02x", getAddressByteSize())
42     << ", name = '" << Name << "'"
43     << ", type_signature = " << format("0x%016" PRIx64, getTypeHash())
44     << ", type_offset = " << format("0x%04" PRIx64, getTypeOffset())
45     << " (next unit at " << format("0x%08" PRIx64, getNextUnitOffset())
46     << ")\n";
47
48  if (DWARFDie TU = getUnitDIE(false))
49    TU.dump(OS, 0, DumpOpts);
50  else
51    OS << "<type unit can't be parsed!>\n\n";
52}
53