DWARFDebugInfoEntryMinimal - A DIE with only the minimum required data. More...

#include <DWARFDebugInfoEntry.h>

Public Member Functions
	DWARFDebugInfoEntryMinimal ()

void	dump (raw_ostream &OS, const DWARFUnit *u, unsigned recurseDepth, unsigned indent=0) const

void	dumpAttribute (raw_ostream &OS, const DWARFUnit u, uint32_t offset_ptr, uint16_t attr, uint16_t form, unsigned indent=0) const

bool	extractFast (const DWARFUnit U, uint32_t OffsetPtr)

uint32_t	getTag () const

bool	isNULL () const

bool	isSubprogramDIE () const
	Returns true if DIE represents a subprogram (not inlined). More...

bool	isSubroutineDIE () const

uint32_t	getOffset () const

uint32_t	getNumAttributes () const

bool	hasChildren () const

DWARFDebugInfoEntryMinimal *	getParent ()

const DWARFDebugInfoEntryMinimal *	getParent () const

DWARFDebugInfoEntryMinimal *	getSibling ()

const DWARFDebugInfoEntryMinimal *	getSibling () const

DWARFDebugInfoEntryMinimal *	getFirstChild ()

const DWARFDebugInfoEntryMinimal *	getFirstChild () const

void	setParent (DWARFDebugInfoEntryMinimal *parent)

void	setSibling (DWARFDebugInfoEntryMinimal *sibling)

const DWARFAbbreviationDeclaration *	getAbbreviationDeclarationPtr () const

bool	getAttributeValue (const DWARFUnit *U, const uint16_t Attr, DWARFFormValue &FormValue) const

const char *	getAttributeValueAsString (const DWARFUnit U, const uint16_t Attr, const char FailValue) const

uint64_t	getAttributeValueAsAddress (const DWARFUnit *U, const uint16_t Attr, uint64_t FailValue) const

uint64_t	getAttributeValueAsUnsignedConstant (const DWARFUnit *U, const uint16_t Attr, uint64_t FailValue) const

uint64_t	getAttributeValueAsReference (const DWARFUnit *U, const uint16_t Attr, uint64_t FailValue) const

uint64_t	getAttributeValueAsSectionOffset (const DWARFUnit *U, const uint16_t Attr, uint64_t FailValue) const

bool	getLowAndHighPC (const DWARFUnit *U, uint64_t &LowPC, uint64_t &HighPC) const

void	buildAddressRangeTable (const DWARFUnit U, DWARFDebugAranges DebugAranges, uint32_t CUOffsetInAranges) const

bool	addressRangeContainsAddress (const DWARFUnit *U, const uint64_t Address) const

const char *	getSubroutineName (const DWARFUnit *U) const

void	getCallerFrame (const DWARFUnit *U, uint32_t &CallFile, uint32_t &CallLine, uint32_t &CallColumn) const

DWARFDebugInfoEntryInlinedChain	getInlinedChainForAddress (const DWARFUnit *U, const uint64_t Address) const

Detailed Description

DWARFDebugInfoEntryMinimal - A DIE with only the minimum required data.

Definition at line 27 of file DWARFDebugInfoEntry.h.

Constructor & Destructor Documentation

llvm::DWARFDebugInfoEntryMinimal::DWARFDebugInfoEntryMinimal ( )

inline

Definition at line 40 of file DWARFDebugInfoEntry.h.

Member Function Documentation

bool DWARFDebugInfoEntryMinimal::addressRangeContainsAddress	(	const DWARFUnit *	U,
		const uint64_t	Address
	)		const

Definition at line 251 of file DWARFDebugInfoEntry.cpp.

References llvm::DWARFDebugRangeList::containsAddress(), llvm::DWARFUnit::extractRangeList(), and llvm::DWARFUnit::getBaseAddress().

Referenced by getInlinedChainForAddress().

void DWARFDebugInfoEntryMinimal::buildAddressRangeTable	(	const DWARFUnit *	U,
		DWARFDebugAranges *	DebugAranges,
		uint32_t	CUOffsetInAranges
	)		const

Definition at line 232 of file DWARFDebugInfoEntry.cpp.

References llvm::DWARFDebugAranges::appendRange(), buildAddressRangeTable(), and getSibling().

Referenced by buildAddressRangeTable().

void DWARFDebugInfoEntryMinimal::dump	(	raw_ostream &	OS,
		const DWARFUnit *	u,
		unsigned	recurseDepth,
		unsigned	indent = `0`
	)		const

Definition at line 22 of file DWARFDebugInfoEntry.cpp.

References dump(), llvm::format(), llvm::DWARFUnit::getDebugInfoExtractor(), getSibling(), llvm::DataExtractor::getULEB128(), llvm::raw_ostream::indent(), llvm::DataExtractor::isValidOffset(), and llvm::dwarf::TagString().

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

void DWARFDebugInfoEntryMinimal::dumpAttribute	(	raw_ostream &	OS,
		const DWARFUnit *	u,
		uint32_t *	offset_ptr,
		uint16_t	attr,
		uint16_t	form,
		unsigned	indent = `0`
	)		const

Definition at line 67 of file DWARFDebugInfoEntry.cpp.

References llvm::dwarf::AttributeString(), llvm::DWARFFormValue::dump(), llvm::DWARFFormValue::extractValue(), llvm::format(), llvm::dwarf::FormEncodingString(), llvm::DWARFUnit::getDebugInfoExtractor(), and llvm::raw_ostream::indent().

bool DWARFDebugInfoEntryMinimal::extractFast	(	const DWARFUnit *	U,
		uint32_t *	OffsetPtr
	)

Extracts a debug info entry, which is a child of a given unit, starting at a given offset. If DIE can't be extracted, returns false and doesn't change OffsetPtr.

Definition at line 95 of file DWARFDebugInfoEntry.cpp.

References llvm::DWARFAbbreviationDeclarationSet::getAbbreviationDeclaration(), llvm::DWARFUnit::getAbbreviations(), llvm::DWARFUnit::getAddressByteSize(), llvm::DWARFUnit::getDebugInfoExtractor(), llvm::DWARFFormValue::getFixedFormSizes(), llvm::DWARFUnit::getNextUnitOffset(), llvm::DataExtractor::getULEB128(), llvm::DWARFUnit::getVersion(), llvm::DataExtractor::isValidOffset(), llvm::ArrayRef< T >::size(), and llvm::DWARFFormValue::skipValue().

Referenced by getSubroutineName().

const DWARFAbbreviationDeclaration* llvm::DWARFDebugInfoEntryMinimal::getAbbreviationDeclarationPtr ( ) const

inline

Definition at line 112 of file DWARFDebugInfoEntry.h.

bool DWARFDebugInfoEntryMinimal::getAttributeValue	(	const DWARFUnit *	U,
		const uint16_t	Attr,
		DWARFFormValue &	FormValue
	)		const

Definition at line 145 of file DWARFDebugInfoEntry.cpp.

References llvm::DWARFFormValue::extractValue(), llvm::DWARFUnit::getDebugInfoExtractor(), llvm::DataExtractor::getULEB128(), and llvm::DWARFFormValue::skipValue().

uint64_t DWARFDebugInfoEntryMinimal::getAttributeValueAsAddress	(	const DWARFUnit *	U,
		const uint16_t	Attr,
		uint64_t	FailValue
	)		const

Definition at line 179 of file DWARFDebugInfoEntry.cpp.

References llvm::DWARFFormValue::getAsAddress(), llvm::Optional< T >::getValue(), and llvm::Optional< T >::hasValue().

uint64_t DWARFDebugInfoEntryMinimal::getAttributeValueAsReference	(	const DWARFUnit *	U,
		const uint16_t	Attr,
		uint64_t	FailValue
	)		const

Definition at line 197 of file DWARFDebugInfoEntry.cpp.

References llvm::DWARFFormValue::getAsReference(), llvm::Optional< T >::getValue(), and llvm::Optional< T >::hasValue().

uint64_t DWARFDebugInfoEntryMinimal::getAttributeValueAsSectionOffset	(	const DWARFUnit *	U,
		const uint16_t	Attr,
		uint64_t	FailValue
	)		const

Definition at line 206 of file DWARFDebugInfoEntry.cpp.

References llvm::DWARFFormValue::getAsSectionOffset(), llvm::Optional< T >::getValue(), and llvm::Optional< T >::hasValue().

Referenced by llvm::DWARFContext::dump(), and llvm::DWARFContext::getLineTableForCompileUnit().

const char * DWARFDebugInfoEntryMinimal::getAttributeValueAsString	(	const DWARFUnit *	U,
		const uint16_t	Attr,
		const char *	FailValue
	)		const

Definition at line 170 of file DWARFDebugInfoEntry.cpp.

References llvm::DWARFFormValue::getAsCString(), llvm::Optional< T >::getValue(), and llvm::Optional< T >::hasValue().

uint64_t DWARFDebugInfoEntryMinimal::getAttributeValueAsUnsignedConstant	(	const DWARFUnit *	U,
		const uint16_t	Attr,
		uint64_t	FailValue
	)		const

Definition at line 188 of file DWARFDebugInfoEntry.cpp.

References llvm::DWARFFormValue::getAsUnsignedConstant(), llvm::Optional< T >::getValue(), and llvm::Optional< T >::hasValue().

void DWARFDebugInfoEntryMinimal::getCallerFrame	(	const DWARFUnit *	U,
		uint32_t &	CallFile,
		uint32_t &	CallLine,
		uint32_t &	CallColumn
	)		const

Retrieves values of DW_AT_call_file, DW_AT_call_line and DW_AT_call_column from DIE (or zeroes if they are missing).

Definition at line 304 of file DWARFDebugInfoEntry.cpp.

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

DWARFDebugInfoEntryMinimal* llvm::DWARFDebugInfoEntryMinimal::getFirstChild ( )

inline

Definition at line 87 of file DWARFDebugInfoEntry.h.

References hasChildren().

const DWARFDebugInfoEntryMinimal* llvm::DWARFDebugInfoEntryMinimal::getFirstChild ( ) const

inline

Definition at line 90 of file DWARFDebugInfoEntry.h.

References hasChildren().

DWARFDebugInfoEntryInlinedChain DWARFDebugInfoEntryMinimal::getInlinedChainForAddress	(	const DWARFUnit *	U,
		const uint64_t	Address
	)		const

Get inlined chain for a given address, rooted at the current DIE. Returns empty chain if address is not contained in address range of current DIE.

Definition at line 314 of file DWARFDebugInfoEntry.cpp.

References addressRangeContainsAddress(), llvm::DWARFDebugInfoEntryInlinedChain::DIEs, getSibling(), and llvm::DWARFDebugInfoEntryInlinedChain::U.

Referenced by llvm::DWARFUnit::getInlinedChainForAddress().

bool DWARFDebugInfoEntryMinimal::getLowAndHighPC	(	const DWARFUnit *	U,
		uint64_t &	LowPC,
		uint64_t &	HighPC
	)		const

Retrieves DW_AT_low_pc and DW_AT_high_pc from CU. Returns true if both attributes are present.

Definition at line 215 of file DWARFDebugInfoEntry.cpp.

uint32_t llvm::DWARFDebugInfoEntryMinimal::getNumAttributes ( ) const

inline

Definition at line 63 of file DWARFDebugInfoEntry.h.

References llvm::DWARFAbbreviationDeclaration::getNumAttributes(), and isNULL().

uint32_t llvm::DWARFDebugInfoEntryMinimal::getOffset ( ) const

inline

Definition at line 62 of file DWARFDebugInfoEntry.h.

DWARFDebugInfoEntryMinimal* llvm::DWARFDebugInfoEntryMinimal::getParent ( )

inline

Definition at line 70 of file DWARFDebugInfoEntry.h.

Referenced by setSibling().

const DWARFDebugInfoEntryMinimal* llvm::DWARFDebugInfoEntryMinimal::getParent ( ) const

inline

Definition at line 73 of file DWARFDebugInfoEntry.h.

DWARFDebugInfoEntryMinimal* llvm::DWARFDebugInfoEntryMinimal::getSibling ( )

inline

Definition at line 78 of file DWARFDebugInfoEntry.h.

Referenced by buildAddressRangeTable(), dump(), and getInlinedChainForAddress().

const DWARFDebugInfoEntryMinimal* llvm::DWARFDebugInfoEntryMinimal::getSibling ( ) const

inline

Definition at line 81 of file DWARFDebugInfoEntry.h.

const char * DWARFDebugInfoEntryMinimal::getSubroutineName ( const DWARFUnit * U ) const

If a DIE represents a subprogram (or inlined subroutine), returns its mangled name (or short name, if mangled is missing). This name may be fetched from specification or abstract origin for this subprogram. Returns null if no name is found.

Definition at line 270 of file DWARFDebugInfoEntry.cpp.

References extractFast(), and getSubroutineName().

Referenced by llvm::DWARFContext::getInliningInfoForAddress(), llvm::DWARFContext::getLineInfoForAddress(), llvm::DWARFContext::getLineInfoForAddressRange(), and getSubroutineName().

uint32_t llvm::DWARFDebugInfoEntryMinimal::getTag ( ) const

inline

Definition at line 53 of file DWARFDebugInfoEntry.h.

References llvm::DWARFAbbreviationDeclaration::getTag().

bool llvm::DWARFDebugInfoEntryMinimal::hasChildren ( ) const

inline

Definition at line 66 of file DWARFDebugInfoEntry.h.

References llvm::DWARFAbbreviationDeclaration::hasChildren(), and isNULL().

Referenced by getFirstChild().