llvm::dwarf_linker::classic::DwarfStreamer Class Reference

User of DwarfStreamer should call initialization code for AsmPrinter: More...

#include "llvm/DWARFLinker/Classic/DWARFStreamer.h"

Inheritance diagram for llvm::dwarf_linker::classic::DwarfStreamer:

Public Member Functions
	DwarfStreamer (DWARFLinkerBase::OutputFileType OutFileType, raw_pwrite_stream &OutFile, DWARFLinkerBase::MessageHandlerTy Warning)
virtual	~DwarfStreamer ()=default
Error	init (Triple TheTriple, StringRef Swift5ReflectionSegmentName)
void	finish () override
	Dump the file to the disk.
AsmPrinter &	getAsmPrinter () const
void	switchToDebugInfoSection (unsigned DwarfVersion)
	Set the current output section to debug_info and change the MC Dwarf version to DwarfVersion.
void	emitCompileUnitHeader (CompileUnit &Unit, unsigned DwarfVersion) override
	Emit the compilation unit header for Unit in the debug_info section.
void	emitDIE (DIE &Die) override
	Recursively emit the DIE tree rooted at Die.
void	emitAbbrevs (const std::vector< std::unique_ptr< DIEAbbrev > > &Abbrevs, unsigned DwarfVersion) override
	Emit the abbreviation table Abbrevs to the debug_abbrev section.
void	emitSectionContents (StringRef SecData, DebugSectionKind SecKind) override
	Emit contents of section SecName From Obj.
void	emitStrings (const NonRelocatableStringpool &Pool) override
	Emit the string table described by Pool into .debug_str table.
void	emitStringOffsets (const SmallVector< uint64_t > &StringOffset, uint16_t TargetDWARFVersion) override
	Emit the debug string offset table described by StringOffsets into the .debug_str_offsets table.
void	emitLineStrings (const NonRelocatableStringpool &Pool) override
	Emit the string table described by Pool into .debug_line_str table.
void	emitSwiftAST (StringRef Buffer)
	Emit the swift_ast section stored in Buffer.
void	emitSwiftReflectionSection (llvm::binaryformat::Swift5ReflectionSectionKind ReflSectionKind, StringRef Buffer, uint32_t Alignment, uint32_t Size)
	Emit the swift reflection section stored in Buffer.
MCSymbol *	emitDwarfDebugRangeListHeader (const CompileUnit &Unit) override
	Emit debug ranges(.debug_ranges, .debug_rnglists) header.
void	emitDwarfDebugRangeListFragment (const CompileUnit &Unit, const AddressRanges &LinkedRanges, PatchLocation Patch, DebugDieValuePool &AddrPool) override
	Emit debug ranges(.debug_ranges, .debug_rnglists) fragment.
void	emitDwarfDebugRangeListFooter (const CompileUnit &Unit, MCSymbol *EndLabel) override
	Emit debug ranges(.debug_ranges, .debug_rnglists) footer.
MCSymbol *	emitDwarfDebugLocListHeader (const CompileUnit &Unit) override
	Emit debug locations(.debug_loc, .debug_loclists) header.
MCSymbol *	emitDwarfDebugAddrsHeader (const CompileUnit &Unit) override
	Emit .debug_addr header.
void	emitDwarfDebugAddrs (const SmallVector< uint64_t > &Addrs, uint8_t AddrSize) override
	Emit the addresses described by Addrs into .debug_addr table.
void	emitDwarfDebugAddrsFooter (const CompileUnit &Unit, MCSymbol *EndLabel) override
	Emit .debug_addr footer.
void	emitDwarfDebugLocListFragment (const CompileUnit &Unit, const DWARFLocationExpressionsVector &LinkedLocationExpression, PatchLocation Patch, DebugDieValuePool &AddrPool) override
	Emit debug ranges(.debug_loc, .debug_loclists) fragment.
void	emitDwarfDebugLocListFooter (const CompileUnit &Unit, MCSymbol *EndLabel) override
	Emit debug ranges(.debug_loc, .debug_loclists) footer.
void	emitDwarfDebugArangesTable (const CompileUnit &Unit, const AddressRanges &LinkedRanges) override
	Emit .debug_aranges entries for Unit.
uint64_t	getRangesSectionSize () const override
	Returns size of generated .debug_ranges section.
uint64_t	getRngListsSectionSize () const override
	Returns size of generated .debug_rnglists section.
void	emitLineTableForUnit (const DWARFDebugLine::LineTable &LineTable, const CompileUnit &Unit, OffsetsStringPool &DebugStrPool, OffsetsStringPool &DebugLineStrPool) override
	Emit .debug_line table entry for specified LineTable.
uint64_t	getLineSectionSize () const override
	Returns size of generated .debug_line section.
void	emitPubNamesForUnit (const CompileUnit &Unit) override
	Emit the .debug_pubnames contribution for Unit.
void	emitPubTypesForUnit (const CompileUnit &Unit) override
	Emit the .debug_pubtypes contribution for Unit.
void	emitCIE (StringRef CIEBytes) override
	Emit a CIE.
void	emitFDE (uint32_t CIEOffset, uint32_t AddreSize, uint64_t Address, StringRef Bytes) override
	Emit an FDE with data Bytes.
void	emitDebugNames (DWARF5AccelTable &Table) override
	Emit DWARF debug names.
void	emitAppleNamespaces (AccelTable< AppleAccelTableStaticOffsetData > &Table) override
	Emit Apple namespaces accelerator table.
void	emitAppleNames (AccelTable< AppleAccelTableStaticOffsetData > &Table) override
	Emit Apple names accelerator table.
void	emitAppleObjc (AccelTable< AppleAccelTableStaticOffsetData > &Table) override
	Emit Apple Objective-C accelerator table.
void	emitAppleTypes (AccelTable< AppleAccelTableStaticTypeData > &Table) override
	Emit Apple type accelerator table.
uint64_t	getFrameSectionSize () const override
	Returns size of generated .debug_frame section.
uint64_t	getDebugInfoSectionSize () const override
	Returns size of generated .debug_info section.
uint64_t	getDebugMacInfoSectionSize () const override
	Returns size of generated .debug_macinfo section.
uint64_t	getDebugMacroSectionSize () const override
	Returns size of generated .debug_macro section.
uint64_t	getLocListsSectionSize () const override
	Returns size of generated .debug_loclists section.
uint64_t	getDebugAddrSectionSize () const override
	Returns size of generated .debug_addr section.
void	emitMacroTables (DWARFContext *Context, const Offset2UnitMap &UnitMacroMap, OffsetsStringPool &StringPool) override
	Emit all available macro tables(DWARFv4 and DWARFv5).
Public Member Functions inherited from llvm::dwarf_linker::classic::DwarfEmitter
virtual	~DwarfEmitter ()=default
virtual void	emitSectionContents (StringRef SecData, DebugSectionKind SecKind)=0
	Emit section named SecName with data SecData.
virtual void	emitAbbrevs (const std::vector< std::unique_ptr< DIEAbbrev > > &Abbrevs, unsigned DwarfVersion)=0
	Emit the abbreviation table Abbrevs to the .debug_abbrev section.
virtual void	emitStrings (const NonRelocatableStringpool &Pool)=0
	Emit the string table described by Pool into .debug_str table.
virtual void	emitStringOffsets (const SmallVector< uint64_t > &StringOffsets, uint16_t TargetDWARFVersion)=0
	Emit the debug string offset table described by StringOffsets into the .debug_str_offsets table.
virtual void	emitLineStrings (const NonRelocatableStringpool &Pool)=0
	Emit the string table described by Pool into .debug_line_str table.
virtual void	emitDebugNames (DWARF5AccelTable &Table)=0
	Emit DWARF debug names.
virtual void	emitAppleNamespaces (AccelTable< AppleAccelTableStaticOffsetData > &Table)=0
	Emit Apple namespaces accelerator table.
virtual void	emitAppleNames (AccelTable< AppleAccelTableStaticOffsetData > &Table)=0
	Emit Apple names accelerator table.
virtual void	emitAppleObjc (AccelTable< AppleAccelTableStaticOffsetData > &Table)=0
	Emit Apple Objective-C accelerator table.
virtual void	emitAppleTypes (AccelTable< AppleAccelTableStaticTypeData > &Table)=0
	Emit Apple type accelerator table.
virtual MCSymbol *	emitDwarfDebugRangeListHeader (const CompileUnit &Unit)=0
	Emit debug ranges (.debug_ranges, .debug_rnglists) header.
virtual void	emitDwarfDebugRangeListFragment (const CompileUnit &Unit, const AddressRanges &LinkedRanges, PatchLocation Patch, DebugDieValuePool &AddrPool)=0
	Emit debug ranges (.debug_ranges, .debug_rnglists) fragment.
virtual void	emitDwarfDebugRangeListFooter (const CompileUnit &Unit, MCSymbol *EndLabel)=0
	Emit debug ranges (.debug_ranges, .debug_rnglists) footer.
virtual MCSymbol *	emitDwarfDebugLocListHeader (const CompileUnit &Unit)=0
	Emit debug locations (.debug_loc, .debug_loclists) header.
virtual void	emitDwarfDebugLocListFragment (const CompileUnit &Unit, const DWARFLocationExpressionsVector &LinkedLocationExpression, PatchLocation Patch, DebugDieValuePool &AddrPool)=0
	Emit debug locations (.debug_loc, .debug_loclists) fragment.
virtual void	emitDwarfDebugLocListFooter (const CompileUnit &Unit, MCSymbol *EndLabel)=0
	Emit debug locations (.debug_loc, .debug_loclists) footer.
virtual MCSymbol *	emitDwarfDebugAddrsHeader (const CompileUnit &Unit)=0
	Emit .debug_addr header.
virtual void	emitDwarfDebugAddrs (const SmallVector< uint64_t > &Addrs, uint8_t AddrSize)=0
	Emit the addresses described by Addrs into the .debug_addr section.
virtual void	emitDwarfDebugAddrsFooter (const CompileUnit &Unit, MCSymbol *EndLabel)=0
	Emit .debug_addr footer.
virtual void	emitDwarfDebugArangesTable (const CompileUnit &Unit, const AddressRanges &LinkedRanges)=0
	Emit .debug_aranges entries for Unit.
virtual void	emitLineTableForUnit (const DWARFDebugLine::LineTable &LineTable, const CompileUnit &Unit, OffsetsStringPool &DebugStrPool, OffsetsStringPool &DebugLineStrPool)=0
	Emit specified LineTable into .debug_line table.
virtual void	emitPubNamesForUnit (const CompileUnit &Unit)=0
	Emit the .debug_pubnames contribution for Unit.
virtual void	emitPubTypesForUnit (const CompileUnit &Unit)=0
	Emit the .debug_pubtypes contribution for Unit.
virtual void	emitCIE (StringRef CIEBytes)=0
	Emit a CIE.
virtual void	emitFDE (uint32_t CIEOffset, uint32_t AddreSize, uint64_t Address, StringRef Bytes)=0
	Emit an FDE with data Bytes.
virtual void	emitCompileUnitHeader (CompileUnit &Unit, unsigned DwarfVersion)=0
	Emit the compilation unit header for Unit in the .debug_info section.
virtual void	emitDIE (DIE &Die)=0
	Recursively emit the DIE tree rooted at Die.
virtual void	emitMacroTables (DWARFContext *Context, const Offset2UnitMap &UnitMacroMap, OffsetsStringPool &StringPool)=0
	Emit all available macro tables(DWARFv4 and DWARFv5).
virtual uint64_t	getLineSectionSize () const =0
	Returns size of generated .debug_line section.
virtual uint64_t	getFrameSectionSize () const =0
	Returns size of generated .debug_frame section.
virtual uint64_t	getRangesSectionSize () const =0
	Returns size of generated .debug_ranges section.
virtual uint64_t	getRngListsSectionSize () const =0
	Returns size of generated .debug_rnglists section.
virtual uint64_t	getDebugInfoSectionSize () const =0
	Returns size of generated .debug_info section.
virtual uint64_t	getDebugMacInfoSectionSize () const =0
	Returns size of generated .debug_macinfo section.
virtual uint64_t	getDebugMacroSectionSize () const =0
	Returns size of generated .debug_macro section.
virtual uint64_t	getLocListsSectionSize () const =0
	Returns size of generated .debug_loclists section.
virtual uint64_t	getDebugAddrSectionSize () const =0
	Returns size of generated .debug_addr section.
virtual void	finish ()=0
	Dump the file to the disk.

Static Public Member Functions
static Expected< std::unique_ptr< DwarfStreamer > >	createStreamer (const Triple &TheTriple, DWARFLinkerBase::OutputFileType FileType, raw_pwrite_stream &OutFile, DWARFLinkerBase::MessageHandlerTy Warning)

Detailed Description

User of DwarfStreamer should call initialization code for AsmPrinter:

InitializeAllTargetInfos(); InitializeAllTargetMCs(); InitializeAllTargets(); InitializeAllAsmPrinters(); The Dwarf streaming logic.

All interactions with the MC layer that is used to build the debug information binary representation are handled in this class.

Definition at line 44 of file DWARFStreamer.h.

Constructor & Destructor Documentation

DwarfStreamer()

llvm::dwarf_linker::classic::DwarfStreamer::DwarfStreamer ( DWARFLinkerBase::OutputFileType  OutFileType, raw_pwrite_stream &  OutFile, DWARFLinkerBase::MessageHandlerTy  Warning  )

inline

Definition at line 46 of file DWARFStreamer.h.

~DwarfStreamer()

virtual llvm::dwarf_linker::classic::DwarfStreamer::~DwarfStreamer ( )

virtualdefault

Member Function Documentation

createStreamer()

Expected< std::unique_ptr< DwarfStreamer > > DwarfStreamer::createStreamer ( const Triple &  TheTriple, DWARFLinkerBase::OutputFileType  FileType, raw_pwrite_stream &  OutFile, DWARFLinkerBase::MessageHandlerTy  Warning  )

static

Definition at line 33 of file DWARFStreamer.cpp.

References llvm::Warning.

emitAbbrevs()

void DwarfStreamer::emitAbbrevs ( const std::vector< std::unique_ptr< DIEAbbrev > > &  Abbrevs, unsigned  DwarfVersion  )

overridevirtual

Emit the abbreviation table Abbrevs to the debug_abbrev section.

Emit the Abbrevs array as the shared abbreviation table for the linked Dwarf file.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 211 of file DWARFStreamer.cpp.

References llvm::MCStreamer::switchSection().

emitAppleNames()

void DwarfStreamer::emitAppleNames ( AccelTable< AppleAccelTableStaticOffsetData > &  Table )

overridevirtual

Emit Apple names accelerator table.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 389 of file DWARFStreamer.cpp.

References llvm::emitAppleAccelTable().

emitAppleNamespaces()

void DwarfStreamer::emitAppleNamespaces ( AccelTable< AppleAccelTableStaticOffsetData > &  Table )

overridevirtual

Emit Apple namespaces accelerator table.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 381 of file DWARFStreamer.cpp.

References llvm::emitAppleAccelTable().

emitAppleObjc()

void DwarfStreamer::emitAppleObjc ( AccelTable< AppleAccelTableStaticOffsetData > &  Table )

overridevirtual

Emit Apple Objective-C accelerator table.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 397 of file DWARFStreamer.cpp.

References llvm::emitAppleAccelTable().

emitAppleTypes()

void DwarfStreamer::emitAppleTypes ( AccelTable< AppleAccelTableStaticTypeData > &  Table )

overridevirtual

Emit Apple type accelerator table.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 405 of file DWARFStreamer.cpp.

References llvm::emitAppleAccelTable().

emitCIE()

void DwarfStreamer::emitCIE ( StringRef  CIEBytes )

overridevirtual

Emit a CIE.

Emit a CIE into the debug_frame section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 1254 of file DWARFStreamer.cpp.

References llvm::MCStreamer::emitBytes(), llvm::StringRef::size(), and llvm::MCStreamer::switchSection().

emitCompileUnitHeader()

void DwarfStreamer::emitCompileUnitHeader ( CompileUnit &  Unit, unsigned  DwarfVersion  )

overridevirtual

Emit the compilation unit header for Unit in the debug_info section.

As a side effect, this also switches the current Dwarf version of the MC layer to the one of U.getOrigUnit().

A Dwarf 4 section header is encoded as: uint32_t Unit length (omitting this field) uint16_t Version uint32_t Abbreviation table offset uint8_t Address size Leading to a total of 11 bytes.

A Dwarf 5 section header is encoded as: uint32_t Unit length (omitting this field) uint16_t Version uint8_t Unit type uint8_t Address size uint32_t Abbreviation table offset Leading to a total of 12 bytes.

The start of the unit within its section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 176 of file DWARFStreamer.cpp.

References switchToDebugInfoSection().

emitDebugNames()

void DwarfStreamer::emitDebugNames ( DWARF5AccelTable &  Table )

overridevirtual

Emit DWARF debug names.

llvm-dwarfutil doesn't support type units + .debug_names right now.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 350 of file DWARFStreamer.cpp.

References llvm::DIEInteger::BestForm(), llvm::emitDWARF5AccelTable(), and llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::size().

emitDIE()

void DwarfStreamer::emitDIE ( DIE &  Die )

overridevirtual

Recursively emit the DIE tree rooted at Die.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 220 of file DWARFStreamer.cpp.

References llvm::DIE::getSize(), and llvm::MCStreamer::switchSection().

emitDwarfDebugAddrs()

void DwarfStreamer::emitDwarfDebugAddrs ( const SmallVector< uint64_t > &  Addrs, uint8_t  AddrSize  )

overridevirtual

Emit the addresses described by Addrs into .debug_addr table.

Emit the .debug_addr addresses stored in Addrs.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 736 of file DWARFStreamer.cpp.

References Addr.

emitDwarfDebugAddrsFooter()

void DwarfStreamer::emitDwarfDebugAddrsFooter ( const CompileUnit &  Unit, MCSymbol *  EndLabel  )

overridevirtual

Emit .debug_addr footer.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 746 of file DWARFStreamer.cpp.

References llvm::MCStreamer::switchSection().

emitDwarfDebugAddrsHeader()

MCSymbol * DwarfStreamer::emitDwarfDebugAddrsHeader ( const CompileUnit &  Unit )

overridevirtual

Emit .debug_addr header.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 706 of file DWARFStreamer.cpp.

References llvm::MCStreamer::switchSection().

emitDwarfDebugArangesTable()

void DwarfStreamer::emitDwarfDebugArangesTable ( const CompileUnit &  Unit, const AddressRanges &  LinkedRanges  )

overridevirtual

Emit .debug_aranges entries for Unit.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 433 of file DWARFStreamer.cpp.

References llvm::dwarf::DW_ARANGES_VERSION, llvm::MCStreamer::emitIntValue(), llvm::offsetToAlignment(), Range, and llvm::MCStreamer::switchSection().

emitDwarfDebugLocListFooter()

void DwarfStreamer::emitDwarfDebugLocListFooter ( const CompileUnit &  Unit, MCSymbol *  EndLabel  )

overridevirtual

Emit debug ranges(.debug_loc, .debug_loclists) footer.

Emit debug locations(.debug_loc, .debug_loclists) footer.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 653 of file DWARFStreamer.cpp.

References llvm::MCStreamer::switchSection().

emitDwarfDebugLocListFragment()

void DwarfStreamer::emitDwarfDebugLocListFragment ( const CompileUnit &  Unit, const DWARFLocationExpressionsVector &  LinkedLocationExpression, PatchLocation  Patch, DebugDieValuePool &  AddrPool  )

overridevirtual

Emit debug ranges(.debug_loc, .debug_loclists) fragment.

Emit debug locations(.debug_loc, .debug_loclists) fragment.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 639 of file DWARFStreamer.cpp.

emitDwarfDebugLocListHeader()

MCSymbol * DwarfStreamer::emitDwarfDebugLocListHeader ( const CompileUnit &  Unit )

overridevirtual

Emit debug locations(.debug_loc, .debug_loclists) header.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 603 of file DWARFStreamer.cpp.

References llvm::MCStreamer::emitInt16(), llvm::MCStreamer::emitInt32(), llvm::MCStreamer::emitInt8(), and llvm::MCStreamer::switchSection().

emitDwarfDebugRangeListFooter()

void DwarfStreamer::emitDwarfDebugRangeListFooter ( const CompileUnit &  Unit, MCSymbol *  EndLabel  )

overridevirtual

Emit debug ranges(.debug_ranges, .debug_rnglists) footer.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 552 of file DWARFStreamer.cpp.

References llvm::MCStreamer::switchSection().

emitDwarfDebugRangeListFragment()

void DwarfStreamer::emitDwarfDebugRangeListFragment ( const CompileUnit &  Unit, const AddressRanges &  LinkedRanges, PatchLocation  Patch, DebugDieValuePool &  AddrPool  )

overridevirtual

Emit debug ranges(.debug_ranges, .debug_rnglists) fragment.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 541 of file DWARFStreamer.cpp.

emitDwarfDebugRangeListHeader()

MCSymbol * DwarfStreamer::emitDwarfDebugRangeListHeader ( const CompileUnit &  Unit )

overridevirtual

Emit debug ranges(.debug_ranges, .debug_rnglists) header.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 506 of file DWARFStreamer.cpp.

References llvm::MCStreamer::emitInt16(), llvm::MCStreamer::emitInt32(), llvm::MCStreamer::emitInt8(), and llvm::MCStreamer::switchSection().

emitFDE()

void DwarfStreamer::emitFDE ( uint32_t  CIEOffset, uint32_t  AddrSize, uint64_t  Address, StringRef  FDEBytes  )

overridevirtual

Emit an FDE with data Bytes.

Emit a FDE into the debug_frame section.

FDEBytes contains the FDE data without the length, CIE offset and address which will be replaced with the parameter values.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 1264 of file DWARFStreamer.cpp.

References llvm::Address, llvm::MCStreamer::emitBytes(), llvm::MCStreamer::emitIntValue(), llvm::StringRef::size(), and llvm::MCStreamer::switchSection().

emitLineStrings()

void DwarfStreamer::emitLineStrings ( const NonRelocatableStringpool &  Pool )

overridevirtual

Emit the string table described by Pool into .debug_line_str table.

Emit the debug_line_str section stored in Pool.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 339 of file DWARFStreamer.cpp.

References llvm::NonRelocatableStringpool::getEntriesForEmission().

emitLineTableForUnit()

void DwarfStreamer::emitLineTableForUnit ( const DWARFDebugLine::LineTable &  LineTable, const CompileUnit &  Unit, OffsetsStringPool &  DebugStrPool, OffsetsStringPool &  DebugLineStrPool  )

overridevirtual

Emit .debug_line table entry for specified LineTable.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 810 of file DWARFStreamer.cpp.

References llvm::dwarf::DW_LENGTH_DWARF64, llvm::dwarf::DWARF64, llvm::MCStreamer::emitInt32(), llvm::dwarf::FormParams::Format, llvm::DWARFDebugLine::Prologue::FormParams, llvm::DWARFDebugLine::LineTable::Prologue, and llvm::MCStreamer::switchSection().

emitMacroTables()

void DwarfStreamer::emitMacroTables ( DWARFContext *  Context, const Offset2UnitMap &  UnitMacroMap, OffsetsStringPool &  StringPool  )

overridevirtual

Emit all available macro tables(DWARFv4 and DWARFv5).

Use UnitMacroMap to get compilation unit by macro table offset. Side effects: Fill StringPool with macro strings, update DW_AT_macro_info, DW_AT_macros attributes for corresponding compile units.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 1275 of file DWARFStreamer.cpp.

References assert(), llvm::DWARFContext::getDebugMacinfo(), llvm::DWARFContext::getDebugMacro(), and llvm::MCStreamer::switchSection().

emitPubNamesForUnit()

void DwarfStreamer::emitPubNamesForUnit ( const CompileUnit &  Unit )

overridevirtual

Emit the .debug_pubnames contribution for Unit.

Emit .debug_pubnames for Unit.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 1242 of file DWARFStreamer.cpp.

emitPubTypesForUnit()

void DwarfStreamer::emitPubTypesForUnit ( const CompileUnit &  Unit )

overridevirtual

Emit the .debug_pubtypes contribution for Unit.

Emit .debug_pubtypes for Unit.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 1248 of file DWARFStreamer.cpp.

emitSectionContents()

void DwarfStreamer::emitSectionContents ( StringRef  SecData, DebugSectionKind  SecKind  )

overridevirtual

Emit contents of section SecName From Obj.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 227 of file DWARFStreamer.cpp.

References llvm::MCStreamer::emitBytes(), and llvm::MCStreamer::switchSection().

emitStringOffsets()

void DwarfStreamer::emitStringOffsets ( const SmallVector< uint64_t > &  StringOffset, uint16_t  TargetDWARFVersion  )

overridevirtual

Emit the debug string offset table described by StringOffsets into the .debug_str_offsets table.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 307 of file DWARFStreamer.cpp.

References llvm::MCStreamer::emitInt16(), and llvm::SmallVectorBase< Size_T >::empty().

emitStrings()

void DwarfStreamer::emitStrings ( const NonRelocatableStringpool &  Pool )

overridevirtual

Emit the string table described by Pool into .debug_str table.

Emit the debug_str section stored in Pool.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 294 of file DWARFStreamer.cpp.

References llvm::NonRelocatableStringpool::getEntriesForEmission().

emitSwiftAST()

void DwarfStreamer::emitSwiftAST

(

StringRef

Buffer

)

Emit the swift_ast section stored in Buffer.

Emit the swift_ast section stored in Buffers.

Definition at line 414 of file DWARFStreamer.cpp.

References llvm::MCStreamer::emitBytes(), llvm::MCSection::setAlignment(), and llvm::MCStreamer::switchSection().

emitSwiftReflectionSection()

void DwarfStreamer::emitSwiftReflectionSection	(	llvm::binaryformat::Swift5ReflectionSectionKind	ReflSectionKind,
		StringRef	Buffer,
		uint32_t	Alignment,
		uint32_t	Size
	)

Emit the swift reflection section stored in Buffer.

Definition at line 421 of file DWARFStreamer.cpp.

References llvm::MCStreamer::emitBytes(), llvm::MCSection::setAlignment(), and llvm::MCStreamer::switchSection().

finish()

void DwarfStreamer::finish ( )

overridevirtual

Dump the file to the disk.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 153 of file DWARFStreamer.cpp.

References llvm::MCStreamer::finish().

getAsmPrinter()

AsmPrinter & llvm::dwarf_linker::classic::DwarfStreamer::getAsmPrinter ( ) const

inline

Definition at line 61 of file DWARFStreamer.h.

getDebugAddrSectionSize()

uint64_t llvm::dwarf_linker::classic::DwarfStreamer::getDebugAddrSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_addr section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 209 of file DWARFStreamer.h.

getDebugInfoSectionSize()

uint64_t llvm::dwarf_linker::classic::DwarfStreamer::getDebugInfoSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_info section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 193 of file DWARFStreamer.h.

getDebugMacInfoSectionSize()

uint64_t llvm::dwarf_linker::classic::DwarfStreamer::getDebugMacInfoSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_macinfo section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 197 of file DWARFStreamer.h.

getDebugMacroSectionSize()

uint64_t llvm::dwarf_linker::classic::DwarfStreamer::getDebugMacroSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_macro section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 201 of file DWARFStreamer.h.

getFrameSectionSize()

uint64_t llvm::dwarf_linker::classic::DwarfStreamer::getFrameSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_frame section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 191 of file DWARFStreamer.h.

getLineSectionSize()

uint64_t llvm::dwarf_linker::classic::DwarfStreamer::getLineSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_line section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 157 of file DWARFStreamer.h.

getLocListsSectionSize()

uint64_t llvm::dwarf_linker::classic::DwarfStreamer::getLocListsSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_loclists section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 205 of file DWARFStreamer.h.

getRangesSectionSize()

uint64_t llvm::dwarf_linker::classic::DwarfStreamer::getRangesSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_ranges section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 145 of file DWARFStreamer.h.

getRngListsSectionSize()

uint64_t llvm::dwarf_linker::classic::DwarfStreamer::getRngListsSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_rnglists section.

Implements llvm::dwarf_linker::classic::DwarfEmitter.

Definition at line 147 of file DWARFStreamer.h.

init()

Error DwarfStreamer::init	(	Triple	TheTriple,
		StringRef	Swift5ReflectionSegmentName
	)

Definition at line 44 of file DWARFStreamer.cpp.

References llvm::MCTargetOptions::AsmVerbose, llvm::dwarf_linker::DWARFLinkerBase::Assembly, llvm::Target::createAsmPrinter(), llvm::Target::createAsmStreamer(), llvm::Target::createMCAsmBackend(), llvm::Target::createMCAsmInfo(), llvm::Target::createMCCodeEmitter(), llvm::Target::createMCInstPrinter(), llvm::Target::createMCInstrInfo(), llvm::Target::createMCObjectFileInfo(), llvm::Target::createMCObjectStreamer(), llvm::Target::createMCRegInfo(), llvm::Target::createMCSubtargetInfo(), llvm::MCAsmBackend::createObjectWriter(), llvm::createStringError(), llvm::Target::createTargetMachine(), llvm::MCTargetOptions::EnableDwarfDirectory, llvm::Triple::getTriple(), llvm::mc::InitMCTargetOptionsFromFlags(), llvm::TargetRegistry::lookupTarget(), llvm::MCTargetOptions::MCUseDwarfDirectory, llvm::dwarf_linker::DWARFLinkerBase::Object, and llvm::Error::success().

switchToDebugInfoSection()

void DwarfStreamer::switchToDebugInfoSection

(

unsigned

DwarfVersion

)

Set the current output section to debug_info and change the MC Dwarf version to DwarfVersion.

Definition at line 155 of file DWARFStreamer.cpp.

References llvm::MCStreamer::switchSection().

Referenced by emitCompileUnitHeader().

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The documentation for this class was generated from the following files:

• include/llvm/DWARFLinker/Classic/DWARFStreamer.h
• lib/DWARFLinker/Classic/DWARFStreamer.cpp