llvm::dwarf::FDE Class Reference

DWARF Frame Description Entry (FDE) More...

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

Inheritance diagram for llvm::dwarf::FDE:

Public Member Functions
	FDE (bool IsDWARF64, uint64_t Offset, uint64_t Length, uint64_t CIEPointer, uint64_t InitialLocation, uint64_t AddressRange, CIE *Cie, std::optional< uint64_t > LSDAAddress, Triple::ArchType Arch)
	~FDE () override=default
const CIE *	getLinkedCIE () const
uint64_t	getCIEPointer () const
uint64_t	getInitialLocation () const
uint64_t	getAddressRange () const
std::optional< uint64_t >	getLSDAAddress () const
void	dump (raw_ostream &OS, DIDumpOptions DumpOpts) const override
	Dump the instructions in this CFI fragment.
Public Member Functions inherited from llvm::dwarf::FrameEntry
	FrameEntry (FrameKind K, bool IsDWARF64, uint64_t Offset, uint64_t Length, uint64_t CodeAlign, int64_t DataAlign, Triple::ArchType Arch)
virtual	~FrameEntry ()=default
FrameKind	getKind () const
uint64_t	getOffset () const
uint64_t	getLength () const
const CFIProgram &	cfis () const
CFIProgram &	cfis ()
std::optional< uint64_t >	getUnparsedCFIStartOffset () const
	If using lazily parsed CFIs, this returns the section offset where the unparsed CFIs start so user can parse them on-demand through the CFIProgram parsing interface cfis().parse(Data, ..., getEndOffset()).
void	markCFIProgramUnparsed (uint64_t StartOffset)
void	markCFIProgramParsed ()
uint64_t	getEndOffset () const

Static Public Member Functions
static bool	classof (const FrameEntry *FE)

Additional Inherited Members
Public Types inherited from llvm::dwarf::FrameEntry
enum	FrameKind { FK_CIE , FK_FDE }
Protected Attributes inherited from llvm::dwarf::FrameEntry
const FrameKind	Kind
const bool	IsDWARF64
const uint64_t	Offset
	Offset of this entry in the section.
const uint64_t	Length
	Entry length as specified in DWARF.
std::optional< uint64_t >	UnparsedCFIStartOffset
	Offset for lazy parsing; std::nullopt if CFIs are already parsed.
CFIProgram	CFIs

Detailed Description

DWARF Frame Description Entry (FDE)

Definition at line 177 of file DWARFDebugFrame.h.

Constructor & Destructor Documentation

FDE()

llvm::dwarf::FDE::FDE ( bool IsDWARF64, uint64_t Offset, uint64_t Length, uint64_t CIEPointer, uint64_t InitialLocation, uint64_t AddressRange, CIE * Cie, std::optional< uint64_t > LSDAAddress, Triple::ArchType Arch )

inline

Definition at line 179 of file DWARFDebugFrame.h.

References llvm::dwarf::FrameEntry::FK_FDE, llvm::dwarf::FrameEntry::FrameEntry(), getDataAlignmentFactor(), llvm::dwarf::FrameEntry::IsDWARF64, llvm::dwarf::FrameEntry::Length, llvm::dwarf::FrameEntry::Offset, and uint64_t.

~FDE()

llvm::dwarf::FDE::~FDE ( )

overridedefault

Member Function Documentation

classof()

bool llvm::dwarf::FDE::classof ( const FrameEntry * FE )

inlinestatic

Definition at line 198 of file DWARFDebugFrame.h.

References llvm::dwarf::FrameEntry::FK_FDE, llvm::dwarf::FrameEntry::FrameEntry(), and llvm::dwarf::FrameEntry::getKind().

dump()

void FDE::dump ( raw_ostream & OS, DIDumpOptions DumpOpts ) const

overridevirtual

Dump the instructions in this CFI fragment.

Implements llvm::dwarf::FrameEntry.

Definition at line 155 of file DWARFDebugFrame.cpp.

References llvm::dwarf::FrameEntry::CFIs, llvm::createStringError(), llvm::dwarf::createUnwindTable(), llvm::fmt_align(), llvm::dwarf::FormatString(), llvm::formatv(), llvm::invalid_argument, llvm::dwarf::FrameEntry::IsDWARF64, llvm::DIDumpOptions::IsEH, llvm::joinErrors(), llvm::dwarf::FrameEntry::Length, llvm::dwarf::FrameEntry::Offset, llvm::dwarf::printCFIProgram(), llvm::dwarf::printUnwindTable(), llvm::DIDumpOptions::RecoverableErrorHandler, and llvm::Right.

getAddressRange()

uint64_t llvm::dwarf::FDE::getAddressRange ( ) const

inline

Definition at line 193 of file DWARFDebugFrame.h.

References uint64_t.

getCIEPointer()

uint64_t llvm::dwarf::FDE::getCIEPointer ( ) const

inline

Definition at line 191 of file DWARFDebugFrame.h.

References uint64_t.

getInitialLocation()

uint64_t llvm::dwarf::FDE::getInitialLocation ( ) const

inline

Definition at line 192 of file DWARFDebugFrame.h.

References uint64_t.

Referenced by llvm::dwarf::createUnwindTable().

getLinkedCIE()

const CIE * llvm::dwarf::FDE::getLinkedCIE ( ) const

inline

Definition at line 190 of file DWARFDebugFrame.h.

Referenced by llvm::dwarf::createUnwindTable().

getLSDAAddress()

std::optional< uint64_t > llvm::dwarf::FDE::getLSDAAddress ( ) const

inline

Definition at line 194 of file DWARFDebugFrame.h.

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

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