CodeGen/AsmPrinter/DwarfDebug.cpp

204     : Asm(A), MMI(Asm->MMI), DebugLocs(A->OutStreamer->isVerboseAsm()),
218   Triple TT(Asm->getTargetTriple());
222   if (Asm->TM.Options.DebuggerTuning != DebuggerKind::Default)
223     DebuggerTuning = Asm->TM.Options.DebuggerTuning;
255   unsigned DwarfVersionNumber = Asm->TM.Options.MCOptions.DwarfVersion;
268   Asm->OutStreamer->getContext().setDwarfVersion(DwarfVersion);
391       InfoHolder.getUnits().size(), DIUnit, Asm, this, &InfoHolder);
402   if (!Asm->OutStreamer->hasRawTextSupport() || SingleCU)
403     Asm->OutStreamer->getContext().setMCLineTableCompilationDir(
434     NewCU.initSection(Asm->getObjFileLowering().getDwarfInfoDWOSection());
436     NewCU.initSection(Asm->getObjFileLowering().getDwarfInfoSection());
555   const TargetLoweringObjectFile &TLOF = Asm->getObjFileLowering();
565   std::unique_ptr<AsmStreamerBase> AS(new SizeReporterAsmStreamer(Asm));
580       uint64_t ID = DIEHash(Asm).computeCUSignature(TheCU.getUnitDie());
679     AddrPool.emit(*Asm, Asm->getObjFileLowering().getDwarfAddrSection());
910       EndLabel = Asm->getFunctionEnd();
1005     DebugLocStream::ListBuilder List(DebugLocs, TheCU, *Asm, *RegVar, *MInsn);
1019       Entry.finalize(*Asm, List, BT);
1059             Asm->OutStreamer->getContext().getCurrentDwarfLoc().getLine())
1085     Asm->OutStreamer->EmitLabel(PrevLabel);
1113     Asm->OutStreamer->EmitLabel(PrevLabel);
1193   if (Asm->OutStreamer->hasRawTextSupport())
1195     Asm->OutStreamer->getContext().setDwarfCompileUnitID(0);
1197     Asm->OutStreamer->getContext().setDwarfCompileUnitID(TheCU->getUniqueID());
1200   calculateDbgValueHistory(MF, Asm->MF->getSubtarget().getRegisterInfo(),
1214       LabelsBeforeInsn[Ranges.front().first] = Asm->getFunctionBegin();
1223             LabelsBeforeInsn[I->first] = Asm->getFunctionBegin();
1238   PrevLabel = Asm->getFunctionBegin();
1266   Asm->OutStreamer->getContext().setDwarfCompileUnitID(0);
1276   TheCU.addRange(RangeSpan(Asm->getFunctionBegin(), Asm->getFunctionEnd()));
1343     unsigned CUID = Asm->OutStreamer->getContext().getDwarfCompileUnitID();
1347   Asm->OutStreamer->EmitDwarfLocDirective(Src, Line, Col, Flags, 0,
1365   Holder.emitAbbrevs(Asm->getObjFileLowering().getDwarfAbbrevSection());
1370   Accel.FinalizeTable(Asm, TableName);
1371   Asm->OutStreamer->SwitchSection(Section);
1374   Accel.emit(Asm, Section->getBeginSymbol(), this);
1379   emitAccel(AccelNames, Asm->getObjFileLowering().getDwarfAccelNamesSection(),
1386   emitAccel(AccelObjC, Asm->getObjFileLowering().getDwarfAccelObjCSection(),
1393             Asm->getObjFileLowering().getDwarfAccelNamespaceSection(),
1399   emitAccel(AccelTypes, Asm->getObjFileLowering().getDwarfAccelTypesSection(),
1462                         ? Asm->getObjFileLowering().getDwarfGnuPubNamesSection()
1463                         : Asm->getObjFileLowering().getDwarfPubNamesSection();
1484     Asm->OutStreamer->SwitchSection(PSec);
1487     Asm->OutStreamer->AddComment("Length of Public " + Name + " Info");
1488     MCSymbol *BeginLabel = Asm->createTempSymbol("pub" + Name + "_begin");
1489     MCSymbol *EndLabel = Asm->createTempSymbol("pub" + Name + "_end");
1490     Asm->EmitLabelDifference(EndLabel, BeginLabel, 4);
1492     Asm->OutStreamer->EmitLabel(BeginLabel);
1494     Asm->OutStreamer->AddComment("DWARF Version");
1495     Asm->EmitInt16(dwarf::DW_PUBNAMES_VERSION);
1497     Asm->OutStreamer->AddComment("Offset of Compilation Unit Info");
1498     Asm->emitDwarfSymbolReference(TheU->getLabelBegin());
1500     Asm->OutStreamer->AddComment("Compilation Unit Length");
1501     Asm->EmitInt32(TheU->getLength());
1508       Asm->OutStreamer->AddComment("DIE offset");
1509       Asm->EmitInt32(Entity->getOffset());
1513         Asm->OutStreamer->AddComment(
1516         Asm->EmitInt8(Desc.toBits());
1519       Asm->OutStreamer->AddComment("External Name");
1520       Asm->OutStreamer->EmitBytes(StringRef(Name, GI.getKeyLength() + 1));
1523     Asm->OutStreamer->AddComment("End Mark");
1524     Asm->EmitInt32(0);
1525     Asm->OutStreamer->EmitLabel(EndLabel);
1531                         ? Asm->getObjFileLowering().getDwarfGnuPubTypesSection()
1532                         : Asm->getObjFileLowering().getDwarfPubTypesSection();
1541   Holder.emitStrings(Asm->getObjFileLowering().getDwarfStrSection());
1629   Asm->OutStreamer->AddComment("Loc expr size");
1630   Asm->EmitInt16(DebugLocs.getBytes(Entry).size());
1633   APByteStreamer Streamer(*Asm);
1640   Asm->OutStreamer->SwitchSection(
1641       Asm->getObjFileLowering().getDwarfLocSection());
1642   unsigned char Size = Asm->getDataLayout().getPointerSize();
1644     Asm->OutStreamer->EmitLabel(List.Label);
1651         Asm->EmitLabelDifference(Entry.BeginSym, Base, Size);
1652         Asm->EmitLabelDifference(Entry.EndSym, Base, Size);
1654         Asm->OutStreamer->EmitSymbolValue(Entry.BeginSym, Size);
1655         Asm->OutStreamer->EmitSymbolValue(Entry.EndSym, Size);
1660     Asm->OutStreamer->EmitIntValue(0, Size);
1661     Asm->OutStreamer->EmitIntValue(0, Size);
1666   Asm->OutStreamer->SwitchSection(
1667       Asm->getObjFileLowering().getDwarfLocDWOSection());
1669     Asm->OutStreamer->EmitLabel(List.Label);
1675       Asm->EmitInt8(dwarf::DW_LLE_start_length_entry);
1677       Asm->EmitULEB128(idx);
1678       Asm->EmitLabelDifference(Entry.EndSym, Entry.BeginSym, 4);
1682     Asm->EmitInt8(dwarf::DW_LLE_end_of_list_entry);
1717       Sym = Asm->OutStreamer->endSection(Section);
1747       unsigned IA = A.Sym ? Asm->OutStreamer->GetSymbolOrder(A.Sym) : 0;
1748       unsigned IB = B.Sym ? Asm->OutStreamer->GetSymbolOrder(B.Sym) : 0;
1777   Asm->OutStreamer->SwitchSection(
1778       Asm->getObjFileLowering().getDwarfARangesSection());
1780   unsigned PtrSize = Asm->getDataLayout().getPointerSize();
1819     Asm->OutStreamer->AddComment("Length of ARange Set");
1820     Asm->EmitInt32(ContentSize);
1821     Asm->OutStreamer->AddComment("DWARF Arange version number");
1822     Asm->EmitInt16(dwarf::DW_ARANGES_VERSION);
1823     Asm->OutStreamer->AddComment("Offset Into Debug Info Section");
1824     Asm->emitDwarfSymbolReference(CU->getLabelBegin());
1825     Asm->OutStreamer->AddComment("Address Size (in bytes)");
1826     Asm->EmitInt8(PtrSize);
1827     Asm->OutStreamer->AddComment("Segment Size (in bytes)");
1828     Asm->EmitInt8(0);
1830     Asm->OutStreamer->EmitFill(Padding, 0xff);
1833       Asm->EmitLabelReference(Span.Start, PtrSize);
1837         Asm->EmitLabelDifference(Span.End, Span.Start, PtrSize);
1845         Asm->OutStreamer->EmitIntValue(Size, PtrSize);
1849     Asm->OutStreamer->AddComment("ARange terminator");
1850     Asm->OutStreamer->EmitIntValue(0, PtrSize);
1851     Asm->OutStreamer->EmitIntValue(0, PtrSize);
1858   Asm->OutStreamer->SwitchSection(
1859       Asm->getObjFileLowering().getDwarfRangesSection());
1862   unsigned char Size = Asm->getDataLayout().getPointerSize();
1874       Asm->OutStreamer->EmitLabel(List.getSym());
1882           Asm->EmitLabelDifference(Begin, Base, Size);
1883           Asm->EmitLabelDifference(End, Base, Size);
1885           Asm->OutStreamer->EmitSymbolValue(Begin, Size);
1886           Asm->OutStreamer->EmitSymbolValue(End, Size);
1891       Asm->OutStreamer->EmitIntValue(0, Size);
1892       Asm->OutStreamer->EmitIntValue(0, Size);
1945   if (MCSection *Macinfo = Asm->getObjFileLowering().getDwarfMacinfoSection()) {
1947     Asm->OutStreamer->SwitchSection(Macinfo);
1949   std::unique_ptr<AsmStreamerBase> AS(new EmittingAsmStreamer(Asm));
1957   Asm->OutStreamer->AddComment("End Of Macro List Mark");
1958   Asm->EmitInt8(0);
1982       CU.getUniqueID(), CU.getCUNode(), Asm, this, &SkeletonHolder);
1984   NewCU.initSection(Asm->getObjFileLowering().getDwarfInfoSection());
2005   InfoHolder.emitAbbrevs(Asm->getObjFileLowering().getDwarfAbbrevDWOSection());
2010   Asm->OutStreamer->SwitchSection(
2011       Asm->getObjFileLowering().getDwarfLineDWOSection());
2012   SplitTypeUnitFileTable.Emit(*Asm->OutStreamer, MCDwarfLineTableParams());
2020   MCSection *OffSec = Asm->getObjFileLowering().getDwarfStrOffDWOSection();
2021   InfoHolder.emitStrings(Asm->getObjFileLowering().getDwarfStrDWOSection(),
2063       InfoHolder.getUnits().size() + TypeUnitsUnderConstruction.size(), CU, Asm,
2078     NewTU.initSection(Asm->getObjFileLowering().getDwarfTypesDWOSection());
2082         Asm->getObjFileLowering().getDwarfTypesSection(Signature));
2124   AccelNames.AddName(InfoHolder.getStringPool().getEntry(*Asm, Name), &Die);
2130   AccelObjC.AddName(InfoHolder.getStringPool().getEntry(*Asm, Name), &Die);
2136   AccelNamespace.AddName(InfoHolder.getStringPool().getEntry(*Asm, Name), &Die);
2142   AccelTypes.AddName(InfoHolder.getStringPool().getEntry(*Asm, Name), &Die);