The Dwarf streaming logic. More...

#include "llvm/DWARFLinker/DWARFStreamer.h"

Inheritance diagram for llvm::DwarfStreamer:

Public Member Functions
	DwarfStreamer (DWARFLinker::OutputFileType OutFileType, raw_pwrite_stream &OutFile, std::function< StringRef(StringRef Input)> Translator, DWARFLinker::messageHandler Warning)

Error	init (Triple TheTriple, StringRef Swift5ReflectionSegmentName)

void	finish () override
	Dump the file to the disk.

AsmPrinter &	getAsmPrinter () const override
	Returns underlying AsmPrinter.

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, StringRef SecName) 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) override
	Emit the swift_ast section stored in `Buffer`.

void	emitSwiftReflectionSection (llvm::binaryformat::Swift5ReflectionSectionKind ReflSectionKind, StringRef Buffer, uint32_t Alignment, uint32_t Size) override
	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::DwarfEmitter
virtual	~DwarfEmitter ()

virtual void	emitSectionContents (StringRef SecData, StringRef SecName)=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.

virtual void	emitSwiftAST (StringRef Buffer)=0
	Emit the swift_ast section stored in `Buffer`.

virtual void	emitSwiftReflectionSection (llvm::binaryformat::Swift5ReflectionSectionKind ReflSectionKind, StringRef Buffer, uint32_t Alignment, uint32_t Size)=0
	Emit the swift reflection section stored in `Buffer`.

virtual AsmPrinter &	getAsmPrinter () const =0
	Returns underlying AsmPrinter.

Detailed Description

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 41 of file DWARFStreamer.h.

Constructor & Destructor Documentation

◆ DwarfStreamer()

llvm::DwarfStreamer::DwarfStreamer	(	DWARFLinker::OutputFileType	OutFileType,
		raw_pwrite_stream &	OutFile,
		std::function< StringRef(StringRef Input)>	Translator,
		DWARFLinker::messageHandler	Warning
	)

inline

Definition at line 43 of file DWARFStreamer.h.

Member Function Documentation

◆ emitAbbrevs()

void llvm::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::DwarfEmitter.

Definition at line 197 of file DWARFStreamer.cpp.

References llvm::MCStreamer::switchSection().

◆ emitAppleNames()

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

overridevirtual

Emit Apple names accelerator table.

Implements llvm::DwarfEmitter.

Definition at line 333 of file DWARFStreamer.cpp.

References llvm::emitAppleAccelTable().

◆ emitAppleNamespaces()

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

overridevirtual

Emit Apple namespaces accelerator table.

Implements llvm::DwarfEmitter.

Definition at line 325 of file DWARFStreamer.cpp.

References llvm::emitAppleAccelTable().

◆ emitAppleObjc()

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

overridevirtual

Emit Apple Objective-C accelerator table.

Implements llvm::DwarfEmitter.

Definition at line 341 of file DWARFStreamer.cpp.

References llvm::emitAppleAccelTable().

◆ emitAppleTypes()

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

overridevirtual

Emit Apple type accelerator table.

Implements llvm::DwarfEmitter.

Definition at line 349 of file DWARFStreamer.cpp.

References llvm::emitAppleAccelTable().

◆ emitCIE()

void llvm::DwarfStreamer::emitCIE ( StringRef CIEBytes )

overridevirtual

Emit a CIE.

Emit a CIE into the debug_frame section.

Implements llvm::DwarfEmitter.

Definition at line 1168 of file DWARFStreamer.cpp.

References llvm::StringRef::size().

◆ emitCompileUnitHeader()

void llvm::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::DwarfEmitter.

Definition at line 162 of file DWARFStreamer.cpp.

References switchToDebugInfoSection().

◆ emitDebugNames()

void llvm::DwarfStreamer::emitDebugNames ( DWARF5AccelTable & Table )

overridevirtual

Emit DWARF debug names.

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

Implements llvm::DwarfEmitter.

Definition at line 294 of file DWARFStreamer.cpp.

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

◆ emitDIE()

void llvm::DwarfStreamer::emitDIE ( DIE & Die )

overridevirtual

Recursively emit the DIE tree rooted at Die.

Implements llvm::DwarfEmitter.

Definition at line 206 of file DWARFStreamer.cpp.

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

◆ emitDwarfDebugAddrs()

void llvm::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::DwarfEmitter.

Definition at line 680 of file DWARFStreamer.cpp.

References Addr.

◆ emitDwarfDebugAddrsFooter()

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

overridevirtual

Emit .debug_addr footer.

Implements llvm::DwarfEmitter.

Definition at line 690 of file DWARFStreamer.cpp.

◆ emitDwarfDebugAddrsHeader()

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

overridevirtual

Emit .debug_addr header.

Implements llvm::DwarfEmitter.

Definition at line 650 of file DWARFStreamer.cpp.

◆ emitDwarfDebugArangesTable()

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

overridevirtual

Emit .debug_aranges entries for Unit.

Implements llvm::DwarfEmitter.

Definition at line 377 of file DWARFStreamer.cpp.

References Align, and llvm::offsetToAlignment().

◆ emitDwarfDebugLocListFooter()

void llvm::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::DwarfEmitter.

Definition at line 597 of file DWARFStreamer.cpp.

◆ emitDwarfDebugLocListFragment()

void llvm::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::DwarfEmitter.

Definition at line 583 of file DWARFStreamer.cpp.

◆ emitDwarfDebugLocListHeader()

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

overridevirtual

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

Implements llvm::DwarfEmitter.

Definition at line 547 of file DWARFStreamer.cpp.

◆ emitDwarfDebugRangeListFooter()

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

overridevirtual

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

Implements llvm::DwarfEmitter.

Definition at line 496 of file DWARFStreamer.cpp.

◆ emitDwarfDebugRangeListFragment()

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

overridevirtual

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

Implements llvm::DwarfEmitter.

Definition at line 485 of file DWARFStreamer.cpp.

◆ emitDwarfDebugRangeListHeader()

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

overridevirtual

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

Implements llvm::DwarfEmitter.

Definition at line 450 of file DWARFStreamer.cpp.

◆ emitFDE()

void llvm::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::DwarfEmitter.

Definition at line 1178 of file DWARFStreamer.cpp.

References llvm::StringRef::size().

◆ emitLineStrings()

void llvm::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::DwarfEmitter.

Definition at line 283 of file DWARFStreamer.cpp.

References llvm::NonRelocatableStringpool::getEntriesForEmission().

◆ emitLineTableForUnit()

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

overridevirtual

Emit .debug_line table entry for specified LineTable.

Implements llvm::DwarfEmitter.

Definition at line 754 of file DWARFStreamer.cpp.

References llvm::dwarf::FormParams::Format, llvm::DWARFDebugLine::Prologue::FormParams, and llvm::DWARFDebugLine::LineTable::Prologue.

◆ emitMacroTables()

void llvm::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::DwarfEmitter.

Definition at line 1189 of file DWARFStreamer.cpp.

References assert(), and Context.

◆ emitPubNamesForUnit()

void llvm::DwarfStreamer::emitPubNamesForUnit ( const CompileUnit & Unit )

overridevirtual

Emit the .debug_pubnames contribution for Unit.

Emit .debug_pubnames for Unit.

Implements llvm::DwarfEmitter.

Definition at line 1156 of file DWARFStreamer.cpp.

◆ emitPubTypesForUnit()

void llvm::DwarfStreamer::emitPubTypesForUnit ( const CompileUnit & Unit )

overridevirtual

Emit the .debug_pubtypes contribution for Unit.

Emit .debug_pubtypes for Unit.

Implements llvm::DwarfEmitter.

Definition at line 1162 of file DWARFStreamer.cpp.

◆ emitSectionContents()

void llvm::DwarfStreamer::emitSectionContents	(	StringRef	SecData,
		StringRef	SecName
	)

overridevirtual

Emit contents of section SecName From Obj.

Implements llvm::DwarfEmitter.

Definition at line 213 of file DWARFStreamer.cpp.

References llvm::StringSwitch< T, R >::Case(), llvm::StringSwitch< T, R >::Default(), llvm::MCStreamer::emitBytes(), and llvm::MCStreamer::switchSection().

◆ emitStringOffsets()

void llvm::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::DwarfEmitter.

Definition at line 251 of file DWARFStreamer.cpp.

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

◆ emitStrings()

void llvm::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::DwarfEmitter.

Definition at line 238 of file DWARFStreamer.cpp.

References llvm::NonRelocatableStringpool::getEntriesForEmission().

◆ emitSwiftAST()

void llvm::DwarfStreamer::emitSwiftAST ( StringRef Buffer )

overridevirtual

Emit the swift_ast section stored in Buffer.

Emit the swift_ast section stored in Buffers.

Implements llvm::DwarfEmitter.

Definition at line 358 of file DWARFStreamer.cpp.

References Align, and llvm::MCSection::setAlignment().

◆ emitSwiftReflectionSection()

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

overridevirtual

Emit the swift reflection section stored in Buffer.

Implements llvm::DwarfEmitter.

Definition at line 365 of file DWARFStreamer.cpp.

References Align, and llvm::MCSection::setAlignment().

◆ finish()

void llvm::DwarfStreamer::finish ( )

overridevirtual

Dump the file to the disk.

Implements llvm::DwarfEmitter.

Definition at line 139 of file DWARFStreamer.cpp.

References llvm::MCStreamer::finish().

◆ getAsmPrinter()

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

inlineoverridevirtual

Returns underlying AsmPrinter.

Implements llvm::DwarfEmitter.

Definition at line 55 of file DWARFStreamer.h.

◆ getDebugAddrSectionSize()

uint64_t llvm::DwarfStreamer::getDebugAddrSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_addr section.

Implements llvm::DwarfEmitter.

Definition at line 202 of file DWARFStreamer.h.

◆ getDebugInfoSectionSize()

uint64_t llvm::DwarfStreamer::getDebugInfoSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_info section.

Implements llvm::DwarfEmitter.

Definition at line 186 of file DWARFStreamer.h.

◆ getDebugMacInfoSectionSize()

uint64_t llvm::DwarfStreamer::getDebugMacInfoSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_macinfo section.

Implements llvm::DwarfEmitter.

Definition at line 190 of file DWARFStreamer.h.

◆ getDebugMacroSectionSize()

uint64_t llvm::DwarfStreamer::getDebugMacroSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_macro section.

Implements llvm::DwarfEmitter.

Definition at line 194 of file DWARFStreamer.h.

◆ getFrameSectionSize()

uint64_t llvm::DwarfStreamer::getFrameSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_frame section.

Implements llvm::DwarfEmitter.

Definition at line 184 of file DWARFStreamer.h.

◆ getLineSectionSize()

uint64_t llvm::DwarfStreamer::getLineSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_line section.

Implements llvm::DwarfEmitter.

Definition at line 150 of file DWARFStreamer.h.

◆ getLocListsSectionSize()

uint64_t llvm::DwarfStreamer::getLocListsSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_loclists section.

Implements llvm::DwarfEmitter.

Definition at line 198 of file DWARFStreamer.h.

◆ getRangesSectionSize()

uint64_t llvm::DwarfStreamer::getRangesSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_ranges section.

Implements llvm::DwarfEmitter.

Definition at line 138 of file DWARFStreamer.h.

◆ getRngListsSectionSize()

uint64_t llvm::DwarfStreamer::getRngListsSectionSize ( ) const

inlineoverridevirtual

Returns size of generated .debug_rnglists section.

Implements llvm::DwarfEmitter.

Definition at line 140 of file DWARFStreamer.h.

◆ init()

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

Definition at line 31 of file DWARFStreamer.cpp.

◆ switchToDebugInfoSection()

void llvm::DwarfStreamer::switchToDebugInfoSection ( unsigned DwarfVersion )

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

Definition at line 141 of file DWARFStreamer.cpp.

References llvm::MCStreamer::switchSection().

Referenced by emitCompileUnitHeader().

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

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

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ DwarfStreamer()

Member Function Documentation

◆ emitAbbrevs()

◆ emitAppleNames()

◆ emitAppleNamespaces()

◆ emitAppleObjc()

◆ emitAppleTypes()

◆ emitCIE()

◆ emitCompileUnitHeader()

◆ emitDebugNames()

◆ emitDIE()

◆ emitDwarfDebugAddrs()

◆ emitDwarfDebugAddrsFooter()

◆ emitDwarfDebugAddrsHeader()

◆ emitDwarfDebugArangesTable()

◆ emitDwarfDebugLocListFooter()

◆ emitDwarfDebugLocListFragment()

◆ emitDwarfDebugLocListHeader()

◆ emitDwarfDebugRangeListFooter()

◆ emitDwarfDebugRangeListFragment()

◆ emitDwarfDebugRangeListHeader()

◆ emitFDE()

◆ emitLineStrings()

◆ emitLineTableForUnit()

◆ emitMacroTables()

◆ emitPubNamesForUnit()

◆ emitPubTypesForUnit()

◆ emitSectionContents()

◆ emitStringOffsets()

◆ emitStrings()

◆ emitSwiftAST()

◆ emitSwiftReflectionSection()

◆ finish()

◆ getAsmPrinter()

◆ getDebugAddrSectionSize()

◆ getDebugInfoSectionSize()

◆ getDebugMacInfoSectionSize()

◆ getDebugMacroSectionSize()

◆ getFrameSectionSize()

◆ getLineSectionSize()

◆ getLocListsSectionSize()

◆ getRangesSectionSize()

◆ getRngListsSectionSize()

◆ init()

◆ switchToDebugInfoSection()