1 //===-- DWARFDebugPubTable.cpp ---------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "llvm/DebugInfo/DWARF/DWARFDebugPubTable.h"
11 #include "llvm/Support/Format.h"
12 #include "llvm/Support/raw_ostream.h"
15 using namespace llvm::dwarf;
17 DWARFDebugPubTable::DWARFDebugPubTable(StringRef Data, bool LittleEndian,
19 : GnuStyle(GnuStyle) {
20 DataExtractor PubNames(Data, LittleEndian, 0);
22 while (PubNames.isValidOffset(Offset)) {
24 Set &SetData = Sets.back();
26 SetData.Length = PubNames.getU32(&Offset);
27 SetData.Version = PubNames.getU16(&Offset);
28 SetData.Offset = PubNames.getU32(&Offset);
29 SetData.Size = PubNames.getU32(&Offset);
31 while (Offset < Data.size()) {
32 uint32_t DieRef = PubNames.getU32(&Offset);
35 uint8_t IndexEntryValue = GnuStyle ? PubNames.getU8(&Offset) : 0;
36 const char *Name = PubNames.getCStr(&Offset);
37 SetData.Entries.push_back(
38 {DieRef, PubIndexEntryDescriptor(IndexEntryValue), Name});
43 void DWARFDebugPubTable::dump(StringRef Name, raw_ostream &OS) const {
44 OS << "\n." << Name << " contents: a\n";
45 for (const Set &S : Sets) {
46 OS << "length = " << format("0x%08x", S.Length);
47 OS << " version = " << format("0x%04x", S.Version);
48 OS << " unit_offset = " << format("0x%08x", S.Offset);
49 OS << " unit_size = " << format("0x%08x", S.Size) << '\n';
50 OS << (GnuStyle ? "Offset Linkage Kind Name\n"
53 for (const Entry &E : S.Entries) {
54 OS << format("0x%8.8x ", E.SecOffset);
56 StringRef EntryLinkage =
57 dwarf::GDBIndexEntryLinkageString(E.Descriptor.Linkage);
58 StringRef EntryKind = dwarf::GDBIndexEntryKindString(E.Descriptor.Kind);
59 OS << format("%-8s", EntryLinkage.data()) << ' '
60 << format("%-8s", EntryKind.data()) << ' ';
62 OS << '\"' << E.Name << "\"\n";