llvm::DWARFUnit Class Reference

#include "llvm/DebugInfo/DWARF/DWARFUnit.h"

Inheritance diagram for llvm::DWARFUnit:

Public Member Functions
	DWARFUnit (DWARFContext &Context, const DWARFSection &Section, const DWARFUnitHeader &Header, const DWARFDebugAbbrev *DA, const DWARFSection *RS, const DWARFSection *LocSection, StringRef SS, const DWARFSection &SOS, const DWARFSection *AOS, const DWARFSection &LS, bool LE, bool IsDWO, const DWARFUnitVector &UnitVector)
virtual	~DWARFUnit ()
bool	isDWOUnit () const
DWARFContext &	getContext () const
const DWARFSection &	getInfoSection () const
uint64_t	getOffset () const
const dwarf::FormParams &	getFormParams () const
uint16_t	getVersion () const
uint8_t	getAddressByteSize () const
uint8_t	getRefAddrByteSize () const
uint8_t	getDwarfOffsetByteSize () const
uint64_t	getLength () const
dwarf::DwarfFormat	getFormat () const
uint8_t	getUnitType () const
bool	isTypeUnit () const
uint64_t	getAbbrOffset () const
uint64_t	getNextUnitOffset () const
const DWARFSection &	getLineSection () const
StringRef	getStringSection () const
const DWARFSection &	getStringOffsetSection () const
void	setAddrOffsetSection (const DWARFSection *AOS, uint64_t Base)
void	updateAddressDieMap (DWARFDie Die)
	Recursively update address to Die map. More...
void	setRangesSection (const DWARFSection *RS, uint64_t Base)
uint64_t	getLocSectionBase () const
Optional< object::SectionedAddress >	getAddrOffsetSectionItem (uint32_t Index) const
Optional< uint64_t >	getStringOffsetSectionItem (uint32_t Index) const
DWARFDataExtractor	getDebugInfoExtractor () const
DataExtractor	getStringExtractor () const
const DWARFLocationTable &	getLocationTable ()
Error	extractRangeList (uint64_t RangeListOffset, DWARFDebugRangeList &RangeList) const
	Extract the range list referenced by this compile unit from the .debug_ranges section. More...
void	clear ()
const Optional< StrOffsetsContributionDescriptor > &	getStringOffsetsTableContribution () const
uint8_t	getDwarfStringOffsetsByteSize () const
uint64_t	getStringOffsetsBase () const
const DWARFAbbreviationDeclarationSet *	getAbbreviations () const
llvm::Optional< object::SectionedAddress >	getBaseAddress ()
DWARFDie	getUnitDIE (bool ExtractUnitDIEOnly=true)
DWARFDie	getNonSkeletonUnitDIE (bool ExtractUnitDIEOnly=true)
const char *	getCompilationDir ()
Optional< uint64_t >	getDWOId ()
void	setDWOId (uint64_t NewID)
Expected< DWARFAddressRangesVector >	findRnglistFromOffset (uint64_t Offset)
	Return a vector of address ranges resulting from a (possibly encoded) range list starting at a given offset in the appropriate ranges section. More...
Expected< DWARFAddressRangesVector >	findRnglistFromIndex (uint32_t Index)
	Return a vector of address ranges retrieved from an encoded range list whose offset is found via a table lookup given an index (DWARF v5 and later). More...
Optional< uint64_t >	getRnglistOffset (uint32_t Index)
	Return a rangelist's offset based on an index. More...
Optional< uint64_t >	getLoclistOffset (uint32_t Index)
Expected< DWARFAddressRangesVector >	collectAddressRanges ()
Expected< DWARFLocationExpressionsVector >	findLoclistFromOffset (uint64_t Offset)
DWARFDie	getSubroutineForAddress (uint64_t Address)
	Returns subprogram DIE with address range encompassing the provided address. More...
void	getInlinedChainForAddress (uint64_t Address, SmallVectorImpl< DWARFDie > &InlinedChain)
	getInlinedChainForAddress - fetches inlined chain for a given address. More...
const DWARFUnitVector &	getUnitVector () const
	Return the DWARFUnitVector containing this unit. More...
unsigned	getNumDIEs ()
	Returns the number of DIEs in the unit. More...
uint32_t	getDIEIndex (const DWARFDie &D)
	Return the index of a DIE inside the unit's DIE vector. More...
DWARFDie	getDIEAtIndex (unsigned Index)
	Return the DIE object at the given index. More...
DWARFDie	getParent (const DWARFDebugInfoEntry *Die)
DWARFDie	getSibling (const DWARFDebugInfoEntry *Die)
DWARFDie	getPreviousSibling (const DWARFDebugInfoEntry *Die)
DWARFDie	getFirstChild (const DWARFDebugInfoEntry *Die)
DWARFDie	getLastChild (const DWARFDebugInfoEntry *Die)
DWARFDie	getDIEForOffset (uint64_t Offset)
	Return the DIE object for a given offset inside the unit's DIE vector. More...
uint32_t	getLineTableOffset () const
die_iterator_range	dies ()
virtual void	dump (raw_ostream &OS, DIDumpOptions DumpOpts)=0
Error	tryExtractDIEsIfNeeded (bool CUDieOnly)

Static Public Member Functions
static bool	isMatchingUnitTypeAndTag (uint8_t UnitType, dwarf::Tag Tag)

Protected Member Functions
const DWARFUnitHeader &	getHeader () const
uint32_t	getHeaderSize () const
	Size in bytes of the parsed unit header. More...
Expected< Optional< StrOffsetsContributionDescriptor > >	determineStringOffsetsTableContribution (DWARFDataExtractor &DA)
	Find the unit's contribution to the string offsets table and determine its length and form. More...
Expected< Optional< StrOffsetsContributionDescriptor > >	determineStringOffsetsTableContributionDWO (DWARFDataExtractor &DA)
	Find the unit's contribution to the string offsets table and determine its length and form. More...

Detailed Description

Definition at line 203 of file DWARFUnit.h.

Constructor & Destructor Documentation

DWARFUnit()

DWARFUnit::DWARFUnit	(	DWARFContext &	Context,
		const DWARFSection &	Section,
		const DWARFUnitHeader &	Header,
		const DWARFDebugAbbrev *	DA,
		const DWARFSection *	RS,
		const DWARFSection *	LocSection,
		StringRef	SS,
		const DWARFSection &	SOS,
		const DWARFSection *	AOS,
		const DWARFSection &	LS,
		bool	LE,
		bool	IsDWO,
		const DWARFUnitVector &	UnitVector
	)

Definition at line 173 of file DWARFUnit.cpp.

References clear().

~DWARFUnit()

DWARFUnit::~DWARFUnit ( )

virtualdefault

Member Function Documentation

clear()

void DWARFUnit::clear

(

)

Definition at line 338 of file DWARFUnit.cpp.

References llvm::None.

Referenced by DWARFUnit().

collectAddressRanges()

Expected< DWARFAddressRangesVector > DWARFUnit::collectAddressRanges

(

)

Definition at line 598 of file DWARFUnit.cpp.

References llvm::c_str(), llvm::createStringError(), llvm::DWARFDie::getAddressRanges(), getUnitDIE(), llvm::invalid_argument, and llvm::toString().

determineStringOffsetsTableContribution()

Expected< Optional< StrOffsetsContributionDescriptor > > DWARFUnit::determineStringOffsetsTableContribution ( DWARFDataExtractor &  DA )

protected

Find the unit's contribution to the string offsets table and determine its length and form.

The given offset is expected to be derived from the unit DIE's DW_AT_str_offsets_base attribute.

Definition at line 891 of file DWARFUnit.cpp.

References assert(), llvm::find(), llvm::DWARFUnitHeader::getFormat(), getUnitDIE(), llvm::None, parseDWARFStringOffsetsTableHeader(), and llvm::dwarf::toSectionOffset().

Referenced by tryExtractDIEsIfNeeded().

determineStringOffsetsTableContributionDWO()

Expected< Optional< StrOffsetsContributionDescriptor > > DWARFUnit::determineStringOffsetsTableContributionDWO ( DWARFDataExtractor &  DA )

protected

Find the unit's contribution to the string offsets table and determine its length and form.

The given offset is expected to be 0 in a dwo file or, in a dwp file, the start of the unit's contribution to the string offsets table section (as determined by the index table).

Definition at line 904 of file DWARFUnit.cpp.

References assert(), C, llvm::DWARFSection::Data, llvm::StringRef::data(), llvm::dwarf::DWARF32, llvm::StringRef::empty(), llvm::DataExtractor::getData(), llvm::DWARFUnitHeader::getFormat(), llvm::DWARFUnitHeader::getIndexEntry(), getVersion(), llvm::None, Offset, parseDWARFStringOffsetsTableHeader(), llvm::StringRef::size(), and llvm::StrOffsetsContributionDescriptor::validateContributionSize().

Referenced by tryExtractDIEsIfNeeded().

dies()

die_iterator_range llvm::DWARFUnit::dies ( )

inline

Definition at line 485 of file DWARFUnit.h.

dump()

virtual void llvm::DWARFUnit::dump ( raw_ostream &  OS, DIDumpOptions  DumpOpts  )

pure virtual

Implemented in llvm::DWARFTypeUnit, and llvm::DWARFCompileUnit.

extractRangeList()

Error DWARFUnit::extractRangeList	(	uint64_t	RangeListOffset,
		DWARFDebugRangeList &	RangeList
	)		const

Extract the range list referenced by this compile unit from the .debug_ranges section.

If the extraction is unsuccessful, an error is returned. Successful extraction requires that the compile unit has already been extracted.

Definition at line 328 of file DWARFUnit.cpp.

References assert(), Context, llvm::DWARFDebugRangeList::extract(), and getAddressByteSize().

Referenced by findRnglistFromOffset().

findLoclistFromOffset()

Expected< DWARFLocationExpressionsVector > DWARFUnit::findLoclistFromOffset

(

uint64_t

Offset

)

Definition at line 613 of file DWARFUnit.cpp.

References getAddrOffsetSectionItem(), getBaseAddress(), getLocationTable(), llvm::joinErrors(), llvm::move(), Offset, llvm::Error::success(), and llvm::DWARFLocationTable::visitAbsoluteLocationList().

findRnglistFromIndex()

Expected< DWARFAddressRangesVector > DWARFUnit::findRnglistFromIndex

(

uint32_t

Index

)

Return a vector of address ranges retrieved from an encoded range list whose offset is found via a table lookup given an index (DWARF v5 and later).

Definition at line 588 of file DWARFUnit.cpp.

References llvm::createStringError(), findRnglistFromOffset(), getRnglistOffset(), llvm::invalid_argument, and Offset.

findRnglistFromOffset()

Expected< DWARFAddressRangesVector > DWARFUnit::findRnglistFromOffset

(

uint64_t

Offset

)

Return a vector of address ranges resulting from a (possibly encoded) range list starting at a given offset in the appropriate ranges section.

Definition at line 571 of file DWARFUnit.cpp.

References Context, E, extractRangeList(), llvm::DWARFListTableBase< DWARFListType >::findList(), llvm::DWARFDebugRangeList::getAbsoluteRanges(), llvm::DWARFUnitHeader::getAddressByteSize(), getBaseAddress(), getVersion(), llvm::move(), and Offset.

Referenced by findRnglistFromIndex().

getAbbreviations()

const DWARFAbbreviationDeclarationSet * DWARFUnit::getAbbreviations

(

)

const

Definition at line 795 of file DWARFUnit.cpp.

References llvm::DWARFDebugAbbrev::getAbbreviationDeclarationSet(), and llvm::DWARFUnitHeader::getAbbrOffset().

Referenced by llvm::DWARFCompileUnit::dump(), llvm::DWARFTypeUnit::dump(), and llvm::DWARFDebugInfoEntry::extractFast().

getAbbrOffset()

uint64_t llvm::DWARFUnit::getAbbrOffset ( ) const

inline

Definition at line 297 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getAbbrOffset().

Referenced by llvm::DWARFCompileUnit::dump(), and llvm::DWARFTypeUnit::dump().

getAddressByteSize()

uint8_t llvm::DWARFUnit::getAddressByteSize ( ) const

inline

Definition at line 288 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getAddressByteSize().

Referenced by llvm::DWARFCompileUnit::dump(), llvm::DWARFTypeUnit::dump(), dumpLocation(), llvm::DwarfStreamer::emitCompileUnitHeader(), llvm::DwarfStreamer::emitLocationsForUnit(), llvm::DwarfStreamer::emitUnitRangesEntries(), extractRangeList(), llvm::DWARFDebugRnglist::getAbsoluteRanges(), getAddrOffsetSectionItem(), getDebugInfoExtractor(), llvm::DWARFContext::getDebugLoc(), llvm::DWARFContext::getLineTableForUnit(), getRnglistOffset(), llvm::CompileUnit::markEverythingAsKept(), and tryExtractDIEsIfNeeded().

getAddrOffsetSectionItem()

Optional< object::SectionedAddress > DWARFUnit::getAddrOffsetSectionItem

(

uint32_t

Index

)

const

Definition at line 194 of file DWARFUnit.cpp.

References llvm::Address, Context, llvm::DWARFSection::Data, getAddressByteSize(), I, llvm::None, Offset, llvm::ARMBuildAttrs::Section, and llvm::StringRef::size().

Referenced by llvm::DWARFLocationTable::dumpLocationList(), findLoclistFromOffset(), and llvm::DWARFDebugRnglist::getAbsoluteRanges().

getBaseAddress()

llvm::Optional< object::SectionedAddress > DWARFUnit::getBaseAddress

(

)

Definition at line 801 of file DWARFUnit.cpp.

References llvm::DWARFDie::find(), getUnitDIE(), and llvm::dwarf::toSectionedAddress().

Referenced by dumpLocation(), findLoclistFromOffset(), and findRnglistFromOffset().

getCompilationDir()

const char * DWARFUnit::getCompilationDir

(

)

Definition at line 348 of file DWARFUnit.cpp.

References llvm::find(), getUnitDIE(), and llvm::dwarf::toString().

getContext()

DWARFContext& llvm::DWARFUnit::getContext ( ) const

inline

Definition at line 281 of file DWARFUnit.h.

References Context.

Referenced by dumpLocation(), and llvm::DeclContextTree::getChildDeclContext().

getDebugInfoExtractor()

DWARFDataExtractor DWARFUnit::getDebugInfoExtractor

(

)

const

Definition at line 188 of file DWARFUnit.cpp.

References Context, and getAddressByteSize().

Referenced by llvm::DWARFFormValue::createFromUnit(), llvm::DWARFDebugInfoEntry::extractFast(), and llvm::DWARFAbbreviationDeclaration::getAttributeValue().

getDIEAtIndex()

DWARFDie llvm::DWARFUnit::getDIEAtIndex ( unsigned  Index )

inline

Return the DIE object at the given index.

Definition at line 452 of file DWARFUnit.h.

References assert(), and Index.

Referenced by llvm::inFunctionScope(), and llvm::CompileUnit::markEverythingAsKept().

getDIEForOffset()

DWARFDie llvm::DWARFUnit::getDIEForOffset ( uint64_t  Offset )

inline

Return the DIE object for a given offset inside the unit's DIE vector.

The unit needs to have its DIEs extracted for this method to work.

Definition at line 467 of file DWARFUnit.h.

References llvm::DIE::getOffset(), Offset, and llvm::partition_point().

Referenced by llvm::DWARFTypeUnit::dump(), llvm::prettyPrintBaseTypeRef(), and llvm::DWARFExpression::Operation::verify().

getDIEIndex()

uint32_t llvm::DWARFUnit::getDIEIndex ( const DWARFDie &  D )

inline

Return the index of a DIE inside the unit's DIE vector.

It is illegal to call this method with a DIE that hasn't be created by this unit. In other word, it's illegal to call this method on a DIE that isn't accessible by following children/sibling links starting from this unit's getUnitDIE().

Definition at line 447 of file DWARFUnit.h.

References D.

getDwarfOffsetByteSize()

uint8_t llvm::DWARFUnit::getDwarfOffsetByteSize ( ) const

inline

Definition at line 290 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getDwarfOffsetByteSize().

getDwarfStringOffsetsByteSize()

uint8_t llvm::DWARFUnit::getDwarfStringOffsetsByteSize ( ) const

inline

Definition at line 347 of file DWARFUnit.h.

References assert().

Referenced by getStringOffsetSectionItem().

getDWOId()

Optional<uint64_t> llvm::DWARFUnit::getDWOId ( )

inline

Definition at line 393 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getDWOId(), and getHeader().

Referenced by llvm::DWARFCompileUnit::dump().

getFirstChild()

DWARFDie DWARFUnit::getFirstChild

(

const DWARFDebugInfoEntry *

Die

)

Definition at line 769 of file DWARFUnit.cpp.

References llvm::DWARFDebugInfoEntry::hasChildren(), and I.

getFormat()

dwarf::DwarfFormat llvm::DWARFUnit::getFormat ( ) const

inline

Definition at line 294 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getFormat().

Referenced by llvm::DWARFCompileUnit::dump(), llvm::DWARFTypeUnit::dump(), getLoclistOffset(), and getRnglistOffset().

getFormParams()

const dwarf::FormParams& llvm::DWARFUnit::getFormParams ( ) const

inline

Definition at line 284 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getFormParams().

Referenced by llvm::DWARFFormValue::createFromUnit(), dumpLocation(), llvm::DWARFDebugInfoEntry::extractFast(), llvm::DWARFAbbreviationDeclaration::getAttributeValue(), and llvm::DWARFAbbreviationDeclaration::AttributeSpec::getByteSize().

getHeader()

const DWARFUnitHeader& llvm::DWARFUnit::getHeader ( ) const

inlineprotected

Definition at line 252 of file DWARFUnit.h.

Referenced by getDWOId(), llvm::DWARFTypeUnit::getTypeHash(), and llvm::DWARFTypeUnit::getTypeOffset().

getHeaderSize()

uint32_t llvm::DWARFUnit::getHeaderSize ( ) const

inlineprotected

Size in bytes of the parsed unit header.

Definition at line 255 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getSize().

getInfoSection()

const DWARFSection& llvm::DWARFUnit::getInfoSection ( ) const

inline

Definition at line 282 of file DWARFUnit.h.

getInlinedChainForAddress()

void DWARFUnit::getInlinedChainForAddress	(	uint64_t	Address,
		SmallVectorImpl< DWARFDie > &	InlinedChain
	)

getInlinedChainForAddress - fetches inlined chain for a given address.

Returns empty chain if there is no subprogram containing address. The chain is valid as long as parsed compile unit DIEs are not cleared.

Definition at line 682 of file DWARFUnit.cpp.

References llvm::Address, assert(), llvm::SmallVectorBase< SmallVectorSizeType< T > >::empty(), llvm::DWARFDie::getParent(), getSubroutineForAddress(), llvm::DWARFDie::getTag(), llvm::DWARFDie::isSubprogramDIE(), and llvm::SmallVectorTemplateBase< T >::push_back().

getLastChild()

DWARFDie DWARFUnit::getLastChild

(

const DWARFDebugInfoEntry *

Die

)

Definition at line 780 of file DWARFUnit.cpp.

References assert(), llvm::Depth, llvm::DWARFDebugInfoEntry::getDepth(), getDepth(), llvm::DWARFDebugInfoEntry::hasChildren(), and I.

getLength()

uint64_t llvm::DWARFUnit::getLength ( ) const

inline

Definition at line 293 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getLength().

Referenced by llvm::DWARFCompileUnit::dump(), and llvm::DWARFTypeUnit::dump().

getLineSection()

const DWARFSection& llvm::DWARFUnit::getLineSection ( ) const

inline

Definition at line 299 of file DWARFUnit.h.

Referenced by llvm::DWARFContext::getLineTableForUnit().

getLineTableOffset()

uint32_t llvm::DWARFUnit::getLineTableOffset ( ) const

inline

Definition at line 478 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getIndexEntry().

Referenced by llvm::DWARFContext::getLineTableForUnit().

getLocationTable()

const DWARFLocationTable& llvm::DWARFUnit::getLocationTable ( )

inline

Definition at line 332 of file DWARFUnit.h.

Referenced by dumpLocation(), and findLoclistFromOffset().

getLoclistOffset()

Optional< uint64_t > DWARFUnit::getLoclistOffset

(

uint32_t

Index

)

Definition at line 951 of file DWARFUnit.cpp.

References getFormat(), llvm::DWARFListTableHeader::getOffsetEntry(), Index, and llvm::None.

Referenced by dumpLocation().

getLocSectionBase()

uint64_t llvm::DWARFUnit::getLocSectionBase ( ) const

inline

Definition at line 318 of file DWARFUnit.h.

getNextUnitOffset()

uint64_t llvm::DWARFUnit::getNextUnitOffset ( ) const

inline

Definition at line 298 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getNextUnitOffset().

Referenced by llvm::DWARFCompileUnit::dump(), llvm::DWARFTypeUnit::dump(), and llvm::DWARFDebugInfoEntry::extractFast().

getNonSkeletonUnitDIE()

DWARFDie llvm::DWARFUnit::getNonSkeletonUnitDIE ( bool  ExtractUnitDIEOnly = true )

inline

Definition at line 385 of file DWARFUnit.h.

References getUnitDIE().

getNumDIEs()

unsigned llvm::DWARFUnit::getNumDIEs ( )

inline

Returns the number of DIEs in the unit.

Parses the unit if necessary.

Definition at line 436 of file DWARFUnit.h.

Referenced by llvm::CompileUnit::CompileUnit().

getOffset()

uint64_t llvm::DWARFUnit::getOffset ( ) const

inline

Definition at line 283 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getOffset().

Referenced by llvm::DWARFCompileUnit::dump(), llvm::DWARFTypeUnit::dump(), llvm::prettyPrintBaseTypeRef(), and llvm::DWARFExpression::Operation::verify().

getParent()

DWARFDie DWARFUnit::getParent

(

const DWARFDebugInfoEntry *

Die

)

Definition at line 711 of file DWARFUnit.cpp.

References llvm::Depth, llvm::DWARFDebugInfoEntry::getDepth(), getDepth(), getUnitDIE(), and I.

getPreviousSibling()

DWARFDie DWARFUnit::getPreviousSibling

(

const DWARFDebugInfoEntry *

Die

)

Definition at line 750 of file DWARFUnit.cpp.

References llvm::Depth, llvm::DWARFDebugInfoEntry::getDepth(), getDepth(), and I.

getRefAddrByteSize()

uint8_t llvm::DWARFUnit::getRefAddrByteSize ( ) const

inline

Definition at line 289 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getRefAddrByteSize().

getRnglistOffset()

Optional< uint64_t > DWARFUnit::getRnglistOffset

(

uint32_t

Index

)

Return a rangelist's offset based on an index.

The index designates an entry in the rangelist table's offset array and is supplied by DW_FORM_rnglistx.

Definition at line 940 of file DWARFUnit.cpp.

References Context, llvm::DWARFSection::Data, getAddressByteSize(), getFormat(), llvm::DWARFListTableHeader::getOffsetEntry(), and llvm::None.

Referenced by findRnglistFromIndex().

getSibling()

DWARFDie DWARFUnit::getSibling

(

const DWARFDebugInfoEntry *

Die

)

Definition at line 730 of file DWARFUnit.cpp.

References llvm::Depth, llvm::DWARFDebugInfoEntry::getAbbreviationDeclarationPtr(), llvm::DWARFDebugInfoEntry::getDepth(), getDepth(), and I.

getStringExtractor()

DataExtractor llvm::DWARFUnit::getStringExtractor ( ) const

inline

Definition at line 328 of file DWARFUnit.h.

getStringOffsetsBase()

uint64_t llvm::DWARFUnit::getStringOffsetsBase ( ) const

inline

Definition at line 352 of file DWARFUnit.h.

References assert().

Referenced by getStringOffsetSectionItem().

getStringOffsetSection()

const DWARFSection& llvm::DWARFUnit::getStringOffsetSection ( ) const

inline

Definition at line 301 of file DWARFUnit.h.

getStringOffsetSectionItem()

Optional< uint64_t > DWARFUnit::getStringOffsetSectionItem

(

uint32_t

Index

)

const

Definition at line 217 of file DWARFUnit.cpp.

References Context, llvm::DWARFSection::Data, getDwarfStringOffsetsByteSize(), getStringOffsetsBase(), llvm::None, Offset, and llvm::StringRef::size().

getStringOffsetsTableContribution()

const Optional<StrOffsetsContributionDescriptor>& llvm::DWARFUnit::getStringOffsetsTableContribution ( ) const

inline

Definition at line 343 of file DWARFUnit.h.

getStringSection()

StringRef llvm::DWARFUnit::getStringSection ( ) const

inline

Definition at line 300 of file DWARFUnit.h.

getSubroutineForAddress()

DWARFDie DWARFUnit::getSubroutineForAddress

(

uint64_t

Address

)

Returns subprogram DIE with address range encompassing the provided address.

The pointer is alive as long as parsed compile unit DIEs are not cleared.

Definition at line 667 of file DWARFUnit.cpp.

References llvm::Address, getUnitDIE(), and updateAddressDieMap().

Referenced by getInlinedChainForAddress().

getUnitDIE()

DWARFDie llvm::DWARFUnit::getUnitDIE ( bool  ExtractUnitDIEOnly = true )

inline

Definition at line 378 of file DWARFUnit.h.

Referenced by buildLineToUnitMap(), collectAddressRanges(), llvm::CompileUnit::CompileUnit(), llvm::CompileUnit::createOutputDIE(), determineStringOffsetsTableContribution(), llvm::DWARFCompileUnit::dump(), llvm::DWARFTypeUnit::dump(), llvm::DwarfStreamer::emitLocationsForUnit(), getBaseAddress(), getCompilationDir(), llvm::CompileUnit::getLanguage(), llvm::DWARFContext::getLineTableForUnit(), getNonSkeletonUnitDIE(), getParent(), getSubroutineForAddress(), and llvm::CompileUnit::getSysRoot().

getUnitType()

uint8_t llvm::DWARFUnit::getUnitType ( ) const

inline

Definition at line 295 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getUnitType().

Referenced by llvm::DWARFCompileUnit::dump(), and llvm::DWARFTypeUnit::dump().

getUnitVector()

const DWARFUnitVector& llvm::DWARFUnit::getUnitVector ( ) const

inline

Return the DWARFUnitVector containing this unit.

Definition at line 432 of file DWARFUnit.h.

getVersion()

uint16_t llvm::DWARFUnit::getVersion ( ) const

inline

Definition at line 287 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::getVersion().

Referenced by determineStringOffsetsTableContributionDWO(), llvm::DWARFCompileUnit::dump(), llvm::DWARFTypeUnit::dump(), findRnglistFromOffset(), and tryExtractDIEsIfNeeded().

isDWOUnit()

bool llvm::DWARFUnit::isDWOUnit ( ) const

inline

Definition at line 280 of file DWARFUnit.h.

isMatchingUnitTypeAndTag()

static bool llvm::DWARFUnit::isMatchingUnitTypeAndTag ( uint8_t  UnitType, dwarf::Tag  Tag  )

inlinestatic

Definition at line 359 of file DWARFUnit.h.

References llvm::dwarf::isUnitType(), and llvm::Tag.

isTypeUnit()

bool llvm::DWARFUnit::isTypeUnit ( ) const

inline

Definition at line 296 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::isTypeUnit().

Referenced by llvm::DWARFCompileUnit::classof(), and llvm::DWARFTypeUnit::classof().

setAddrOffsetSection()

void llvm::DWARFUnit::setAddrOffsetSection ( const DWARFSection *  AOS, uint64_t  Base  )

inline

Definition at line 305 of file DWARFUnit.h.

setDWOId()

void llvm::DWARFUnit::setDWOId ( uint64_t  NewID )

inline

Definition at line 397 of file DWARFUnit.h.

References llvm::DWARFUnitHeader::setDWOId().

setRangesSection()

void llvm::DWARFUnit::setRangesSection ( const DWARFSection *  RS, uint64_t  Base  )

inline

Definition at line 313 of file DWARFUnit.h.

Referenced by tryExtractDIEsIfNeeded().

tryExtractDIEsIfNeeded()

Error DWARFUnit::tryExtractDIEsIfNeeded

(

bool

CUDieOnly

)

Definition at line 414 of file DWARFUnit.cpp.

References assert(), C, Context, llvm::createStringError(), llvm::Data, determineStringOffsetsTableContribution(), determineStringOffsetsTableContributionDWO(), llvm::DW_SECT_EXT_LOC, llvm::DWARFDie::find(), getAddressByteSize(), llvm::DWARFUnitHeader::getFormat(), llvm::DWARFListTableHeader::getHeaderSize(), llvm::DWARFUnitHeader::getIndexEntry(), llvm::DWARFUnitHeader::getVersion(), getVersion(), llvm::invalid_argument, llvm::None, llvm::DWARFUnitHeader::setDWOId(), setRangesSection(), llvm::Error::success(), llvm::dwarf::toSectionOffset(), llvm::toString(), and llvm::dwarf::toUnsigned().

updateAddressDieMap()

void DWARFUnit::updateAddressDieMap

(

DWARFDie

Die

)

Recursively update address to Die map.

Definition at line 636 of file DWARFUnit.cpp.

References B, llvm::consumeError(), llvm::DWARFDie::getAddressRanges(), llvm::DWARFDie::getFirstChild(), llvm::DWARFDie::getSibling(), and llvm::DWARFDie::isSubroutineDIE().

Referenced by getSubroutineForAddress().

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

• include/llvm/DebugInfo/DWARF/DWARFUnit.h
• lib/DebugInfo/DWARF/DWARFUnit.cpp