#include <DWARFCompileUnit.h>

Inheritance diagram for lldb_private::plugin::dwarf::DWARFCompileUnit:

Public Member Functions
void	BuildAddressRangeTable (DWARFDebugAranges *debug_aranges) override

void	Dump (Stream *s) const override

DWARFCompileUnit &	GetNonSkeletonUnit ()

DWARFDIE	LookupAddress (const dw_addr_t address)

Public Member Functions inherited from lldb_private::plugin::dwarf::DWARFUnit
virtual	~DWARFUnit ()

bool	IsDWOUnit ()

std::optional< uint64_t >	GetDWOId ()
	Get the DWO ID from the DWARFUnitHeader for DWARF5, or from the unit DIE's DW_AT_dwo_id or DW_AT_GNU_dwo_id for DWARF4 and earlier.

std::optional< uint64_t >	GetHeaderDWOId ()
	Get the DWO ID from the DWARFUnitHeader only.

void	ExtractUnitDIEIfNeeded ()

void	ExtractUnitDIENoDwoIfNeeded ()

void	ExtractDIEsIfNeeded ()

ScopedExtractDIEs	ExtractDIEsScoped ()

bool	Verify (Stream *s) const

virtual void	Dump (Stream *s) const =0

const DWARFDataExtractor &	GetData () const
	Get the data that contains the DIE information for this unit.

uint32_t	GetHeaderByteSize () const
	Get the size in bytes of the unit header.

dw_offset_t	GetOffset () const

size_t	GetLengthByteSize () const
	Get the size in bytes of the length field in the header.

bool	ContainsDIEOffset (dw_offset_t die_offset) const

dw_offset_t	GetFirstDIEOffset () const

dw_offset_t	GetNextUnitOffset () const

size_t	GetDebugInfoSize () const

dw_offset_t	GetLength () const

uint16_t	GetVersion () const

const llvm::DWARFAbbreviationDeclarationSet *	GetAbbreviations () const

dw_offset_t	GetAbbrevOffset () const

uint8_t	GetAddressByteSize () const

dw_addr_t	GetAddrBase () const

dw_addr_t	GetBaseAddress () const

dw_offset_t	GetLineTableOffset ()

dw_addr_t	GetRangesBase () const

dw_addr_t	GetStrOffsetsBase () const

void	SetAddrBase (dw_addr_t addr_base)

void	SetLoclistsBase (dw_addr_t loclists_base)

void	SetRangesBase (dw_addr_t ranges_base)

void	SetStrOffsetsBase (dw_offset_t str_offsets_base)

virtual void	BuildAddressRangeTable (DWARFDebugAranges *debug_aranges)=0

dw_addr_t	ReadAddressFromDebugAddrSection (uint32_t index) const

lldb::ByteOrder	GetByteOrder () const

const DWARFDebugAranges &	GetFunctionAranges ()

void	SetBaseAddress (dw_addr_t base_addr)

DWARFBaseDIE	GetUnitDIEOnly ()

DWARFDIE	DIE ()

DWARFDIE	GetDIE (dw_offset_t die_offset)

llvm::StringRef	PeekDIEName (dw_offset_t die_offset)
	Returns the AT_Name of the DIE at `die_offset`, if it exists, without parsing the entire compile unit.

DWARFUnit &	GetNonSkeletonUnit ()

lldb_private::CompileUnit *	GetLLDBCompUnit () const

void	SetLLDBCompUnit (lldb_private::CompileUnit *cu)

DWARFCompileUnit *	GetSkeletonUnit ()
	Get the skeleton compile unit for a DWO file.

bool	LinkToSkeletonUnit (DWARFUnit &skeleton_unit)

bool	Supports_unnamed_objc_bitfields ()

SymbolFileDWARF &	GetSymbolFileDWARF () const

DWARFProducer	GetProducer ()

llvm::VersionTuple	GetProducerVersion ()

uint64_t	GetDWARFLanguageType ()

bool	GetIsOptimized ()

const FileSpec &	GetCompilationDirectory ()

const FileSpec &	GetAbsolutePath ()

FileSpec	GetFile (size_t file_idx)

FileSpec::Style	GetPathStyle ()

SymbolFileDWARFDwo *	GetDwoSymbolFile (bool load_all_debug_info=true)

die_iterator_range	dies ()

DIERef::Section	GetDebugSection () const

uint8_t	GetUnitType () const

bool	IsTypeUnit () const

bool	IsSkeletonUnit () const
	Note that this check only works for DWARF5+.

std::optional< uint64_t >	GetStringOffsetSectionItem (uint32_t index) const

llvm::Expected< llvm::DWARFAddressRangesVector >	FindRnglistFromOffset (dw_offset_t offset)
	Return a list of address ranges resulting from a (possibly encoded) range list starting at a given offset in the appropriate ranges section.

llvm::Expected< llvm::DWARFAddressRangesVector >	FindRnglistFromIndex (uint32_t index)
	Return a list of address ranges retrieved from an encoded range list whose offset is found via a table lookup given an index (DWARF v5 and later).

llvm::Expected< uint64_t >	GetRnglistOffset (uint32_t Index)
	Return a rangelist's offset based on an index.

std::optional< uint64_t >	GetLoclistOffset (uint32_t Index)

std::unique_ptr< llvm::DWARFLocationTable >	GetLocationTable (const DataExtractor &data) const
	Return the location table for parsing the given location list data.

DWARFDataExtractor	GetLocationData () const

bool	HasAny (llvm::ArrayRef< dw_tag_t > tags)
	Returns true if any DIEs in the unit match any DW_TAG values in tags.

const Status &	GetDwoError () const
	Get the fission .dwo file specific error for this compile unit.

void	SetDwoError (Status &&error)
	Set the fission .dwo file specific error for this compile unit.

Public Member Functions inherited from lldb_private::UserID
	UserID (lldb::user_id_t uid=LLDB_INVALID_UID)
	Construct with optional user ID.

	~UserID ()=default
	Destructor.

void	Clear ()
	Clears the object state.

lldb::user_id_t	GetID () const
	Get accessor for the user ID.

void	SetID (lldb::user_id_t uid)
	Set accessor for the user ID.

Static Public Member Functions
static bool	classof (const DWARFUnit *unit)

Static Public Member Functions inherited from lldb_private::plugin::dwarf::DWARFUnit
static llvm::Expected< DWARFUnitSP >	extract (SymbolFileDWARF &dwarf2Data, lldb::user_id_t uid, const DWARFDataExtractor &debug_info, DIERef::Section section, lldb::offset_t *offset_ptr)

static uint8_t	GetAddressByteSize (const DWARFUnit *cu)

static uint8_t	GetDefaultAddressSize ()

Private Member Functions
	DWARFCompileUnit (SymbolFileDWARF &dwarf, lldb::user_id_t uid, const llvm::DWARFUnitHeader &header, const llvm::DWARFAbbreviationDeclarationSet &abbrevs, DIERef::Section section, bool is_dwo)

	DWARFCompileUnit (const DWARFCompileUnit &)=delete

const DWARFCompileUnit &	operator= (const DWARFCompileUnit &)=delete

Friends
class	DWARFUnit

Additional Inherited Members
Protected Member Functions inherited from lldb_private::plugin::dwarf::DWARFUnit
	DWARFUnit (SymbolFileDWARF &dwarf, lldb::user_id_t uid, const llvm::DWARFUnitHeader &header, const llvm::DWARFAbbreviationDeclarationSet &abbrevs, DIERef::Section section, bool is_dwo)

llvm::Error	ExtractHeader (SymbolFileDWARF &dwarf, const DWARFDataExtractor &data, lldb::offset_t *offset_ptr)

const DWARFDebugInfoEntry *	GetUnitDIEPtrOnly ()

const DWARFDebugInfoEntry *	DIEPtr ()

const std::optional< llvm::DWARFDebugRnglistTable > &	GetRnglistTable ()

DWARFDataExtractor	GetRnglistData () const

Protected Attributes inherited from lldb_private::plugin::dwarf::DWARFUnit
SymbolFileDWARF &	m_dwarf

std::shared_ptr< DWARFUnit >	m_dwo

llvm::DWARFUnitHeader	m_header

const llvm::DWARFAbbreviationDeclarationSet *	m_abbrevs = nullptr

lldb_private::CompileUnit *	m_lldb_cu = nullptr

std::atomic< DWARFUnit * >	m_skeleton_unit = nullptr

DWARFDebugInfoEntry::collection	m_die_array

llvm::sys::RWMutex	m_die_array_mutex

llvm::sys::RWMutex	m_die_array_scoped_mutex

std::atomic< bool >	m_cancel_scopes

DWARFDebugInfoEntry	m_first_die

llvm::sys::RWMutex	m_first_die_mutex

std::unique_ptr< DWARFDebugAranges >	m_func_aranges_up

dw_addr_t	m_base_addr = 0

DWARFProducer	m_producer = eProducerInvalid

llvm::VersionTuple	m_producer_version

std::optional< uint64_t >	m_language_type

LazyBool	m_is_optimized = eLazyBoolCalculate

std::optional< FileSpec >	m_comp_dir

std::optional< FileSpec >	m_file_spec

std::optional< dw_addr_t >	m_addr_base
	Value of DW_AT_addr_base.

dw_addr_t	m_loclists_base = 0
	Value of DW_AT_loclists_base.

dw_addr_t	m_ranges_base = 0
	Value of DW_AT_rnglists_base.

std::optional< uint64_t >	m_gnu_addr_base

std::optional< uint64_t >	m_gnu_ranges_base

dw_offset_t	m_line_table_offset = DW_INVALID_OFFSET
	Value of DW_AT_stmt_list.

dw_offset_t	m_str_offsets_base = 0

std::optional< llvm::DWARFDebugRnglistTable >	m_rnglist_table

bool	m_rnglist_table_done = false

std::optional< llvm::DWARFListTableHeader >	m_loclist_table_header

const DIERef::Section	m_section

bool	m_is_dwo

bool	m_has_parsed_non_skeleton_unit

std::optional< uint64_t >	m_dwo_id
	Value of DW_AT_GNU_dwo_id (v4) or dwo_id from CU header (v5).

Status	m_dwo_error
	If we get an error when trying to load a .dwo file, save that error here.

Protected Attributes inherited from lldb_private::UserID
lldb::user_id_t	m_uid
	The user ID that uniquely identifies an object.

Detailed Description

Definition at line 21 of file DWARFCompileUnit.h.

Constructor & Destructor Documentation

◆ DWARFCompileUnit() [1/2]

lldb_private::plugin::dwarf::DWARFCompileUnit::DWARFCompileUnit	(	SymbolFileDWARF &	dwarf,
		lldb::user_id_t	uid,
		const llvm::DWARFUnitHeader &	header,
		const llvm::DWARFAbbreviationDeclarationSet &	abbrevs,
		DIERef::Section	section,
		bool	is_dwo
	)

inlineprivate

Definition at line 34 of file DWARFCompileUnit.h.

◆ DWARFCompileUnit() [2/2]

lldb_private::plugin::dwarf::DWARFCompileUnit::DWARFCompileUnit ( const DWARFCompileUnit & )

privatedelete

Member Function Documentation

◆ BuildAddressRangeTable()

void DWARFCompileUnit::BuildAddressRangeTable ( DWARFDebugAranges * debug_aranges )

overridevirtual

Implements lldb_private::plugin::dwarf::DWARFUnit.

Definition at line 33 of file DWARFCompileUnit.cpp.

◆ classof()

static bool lldb_private::plugin::dwarf::DWARFCompileUnit::classof ( const DWARFUnit * unit )

inlinestatic

Definition at line 27 of file DWARFCompileUnit.h.

References lldb_private::plugin::dwarf::DWARFUnit::IsTypeUnit().

◆ Dump()

void DWARFCompileUnit::Dump ( Stream * s ) const

overridevirtual

Implements lldb_private::plugin::dwarf::DWARFUnit.

Definition at line 23 of file DWARFCompileUnit.cpp.

References lldb_private::Stream::Format(), lldb_private::plugin::dwarf::DWARFUnit::GetAbbrevOffset(), lldb_private::plugin::dwarf::DWARFUnit::GetAddressByteSize(), lldb_private::plugin::dwarf::DWARFUnit::GetLength(), lldb_private::plugin::dwarf::DWARFUnit::GetNextUnitOffset(), lldb_private::plugin::dwarf::DWARFUnit::GetOffset(), and lldb_private::plugin::dwarf::DWARFUnit::GetVersion().

◆ GetNonSkeletonUnit()

DWARFCompileUnit & DWARFCompileUnit::GetNonSkeletonUnit ( )

Definition at line 100 of file DWARFCompileUnit.cpp.

References lldb_private::plugin::dwarf::DWARFUnit::GetNonSkeletonUnit().

Referenced by lldb_private::plugin::dwarf::SymbolFileDWARF::ParseCompileUnit(), and lldb_private::plugin::dwarf::SymbolFileDWARF::ResolveFunctionAndBlock().

◆ LookupAddress()

DWARFDIE DWARFCompileUnit::LookupAddress ( const dw_addr_t address )

Definition at line 104 of file DWARFCompileUnit.cpp.

References lldb_private::plugin::dwarf::DWARFUnit::DIE(), lldb_private::plugin::dwarf::DWARFDebugAranges::FindAddress(), lldb_private::plugin::dwarf::DWARFUnit::GetDIE(), lldb_private::plugin::dwarf::DWARFUnit::GetFunctionAranges(), and lldb_private::plugin::dwarf::DWARFDebugAranges::IsEmpty().

Referenced by lldb_private::plugin::dwarf::SymbolFileDWARF::ResolveFunctionAndBlock().

◆ operator=()

const DWARFCompileUnit & lldb_private::plugin::dwarf::DWARFCompileUnit::operator= ( const DWARFCompileUnit & )

privatedelete

Friends And Related Function Documentation

◆ DWARFUnit

friend class DWARFUnit

friend

Definition at line 43 of file DWARFCompileUnit.h.

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

Public Member Functions

Static Public Member Functions

Private Member Functions

Friends

Additional Inherited Members