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