llvm::DWARFListTableHeader Class Reference

A class representing the header of a list table such as the range list table in the .debug_rnglists section. More...

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

Public Member Functions
	DWARFListTableHeader (StringRef SectionName, StringRef ListTypeString)
void	clear ()
uint64_t	getHeaderOffset () const
uint8_t	getAddrSize () const
uint64_t	getLength () const
uint16_t	getVersion () const
uint32_t	getOffsetEntryCount () const
StringRef	getSectionName () const
StringRef	getListTypeString () const
dwarf::DwarfFormat	getFormat () const
void	dump (DataExtractor Data, raw_ostream &OS, DIDumpOptions DumpOpts={}) const
std::optional< uint64_t >	getOffsetEntry (DataExtractor Data, uint32_t Index) const
Error	extract (DWARFDataExtractor Data, uint64_t *OffsetPtr)
	Extract the table header and the array of offsets.
uint64_t	length () const
	Returns the length of the table, including the length field, or 0 if the length has not been determined (e.g.

Static Public Member Functions
static uint8_t	getHeaderSize (dwarf::DwarfFormat Format)
	Return the size of the table header including the length but not including the offsets.
static std::optional< uint64_t >	getOffsetEntry (DataExtractor Data, uint64_t OffsetTableOffset, dwarf::DwarfFormat Format, uint32_t Index)

Detailed Description

A class representing the header of a list table such as the range list table in the .debug_rnglists section.

Definition at line 55 of file DWARFListTable.h.

Constructor & Destructor Documentation

DWARFListTableHeader()

llvm::DWARFListTableHeader::DWARFListTableHeader ( StringRef  SectionName, StringRef  ListTypeString  )

inline

Definition at line 86 of file DWARFListTable.h.

Member Function Documentation

clear()

void llvm::DWARFListTableHeader::clear ( )

inline

Definition at line 89 of file DWARFListTable.h.

dump()

void DWARFListTableHeader::dump	(	DataExtractor	Data,
		raw_ostream &	OS,
		DIDumpOptions	DumpOpts = {}
	)		const

Definition at line 78 of file DWARFListTable.cpp.

References llvm::StringRef::data(), llvm::Data, llvm::format(), llvm::dwarf::FormatString(), llvm::dwarf::getDwarfOffsetByteSize(), getHeaderSize(), getOffsetEntry(), I, OS, and llvm::DIDumpOptions::Verbose.

extract()

Error DWARFListTableHeader::extract	(	DWARFDataExtractor	Data,
		uint64_t *	OffsetPtr
	)

Extract the table header and the array of offsets.

Definition at line 19 of file DWARFListTable.cpp.

References assert(), llvm::c_str(), llvm::DWARFContext::checkAddressSizeSupported(), llvm::createStringError(), llvm::Data, llvm::dwarf::DWARF64, End, getHeaderSize(), llvm::dwarf::getUnitLengthFieldByteSize(), llvm::invalid_argument, length(), llvm::not_supported, llvm::Error::success(), and llvm::toString().

getAddrSize()

uint8_t llvm::DWARFListTableHeader::getAddrSize ( ) const

inline

Definition at line 93 of file DWARFListTable.h.

getFormat()

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

inline

Definition at line 99 of file DWARFListTable.h.

getHeaderOffset()

uint64_t llvm::DWARFListTableHeader::getHeaderOffset ( ) const

inline

Definition at line 92 of file DWARFListTable.h.

Referenced by getOffsetEntry().

getHeaderSize()

static uint8_t llvm::DWARFListTableHeader::getHeaderSize ( dwarf::DwarfFormat  Format )

inlinestatic

Return the size of the table header including the length but not including the offsets.

Definition at line 103 of file DWARFListTable.h.

References llvm::dwarf::DWARF32, llvm::dwarf::DWARF64, and llvm_unreachable.

Referenced by dump(), extract(), llvm::DWARFListTableBase< DWARFListType >::getHeaderSize(), getOffsetEntry(), and llvm::DWARFUnit::tryExtractDIEsIfNeeded().

getLength()

uint64_t llvm::DWARFListTableHeader::getLength ( ) const

inline

Definition at line 94 of file DWARFListTable.h.

getListTypeString()

StringRef llvm::DWARFListTableHeader::getListTypeString ( ) const

inline

Definition at line 98 of file DWARFListTable.h.

getOffsetEntry() [1/2]

std::optional< uint64_t > llvm::DWARFListTableHeader::getOffsetEntry ( DataExtractor  Data, uint32_t  Index  ) const

inline

Definition at line 115 of file DWARFListTable.h.

References llvm::Data, getHeaderOffset(), getHeaderSize(), getOffsetEntry(), and Index.

Referenced by dump(), llvm::DWARFUnit::getLoclistOffset(), getOffsetEntry(), and llvm::DWARFUnit::getRnglistOffset().

getOffsetEntry() [2/2]

static std::optional< uint64_t > llvm::DWARFListTableHeader::getOffsetEntry ( DataExtractor  Data, uint64_t  OffsetTableOffset, dwarf::DwarfFormat  Format, uint32_t  Index  )

inlinestatic

Definition at line 123 of file DWARFListTable.h.

References llvm::Data, llvm::dwarf::DWARF64, Index, and llvm::Offset.

getOffsetEntryCount()

uint32_t llvm::DWARFListTableHeader::getOffsetEntryCount ( ) const

inline

Definition at line 96 of file DWARFListTable.h.

getSectionName()

StringRef llvm::DWARFListTableHeader::getSectionName ( ) const

inline

Definition at line 97 of file DWARFListTable.h.

getVersion()

uint16_t llvm::DWARFListTableHeader::getVersion ( ) const

inline

Definition at line 95 of file DWARFListTable.h.

length()

uint64_t DWARFListTableHeader::length

(

)

const

Returns the length of the table, including the length field, or 0 if the length has not been determined (e.g.

because the table has not yet been parsed, or there was a problem in parsing).

Definition at line 105 of file DWARFListTable.cpp.

References llvm::dwarf::getUnitLengthFieldByteSize().

Referenced by extract().

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

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