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lldb_private::plugin::dwarf::DWARFCompileUnit Class Reference

#include <DWARFCompileUnit.h>

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

Public Member Functions

void BuildAddressRangeTable (DWARFDebugAranges *debug_aranges) override
void Dump (Stream *s) const override
DWARFCompileUnitGetNonSkeletonUnit ()
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 DWARFDataExtractorGetData () 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 DWARFDebugArangesGetFunctionAranges ()
void SetBaseAddress (dw_addr_t base_addr)
DWARFBaseDIE GetUnitDIEOnly ()
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.
DWARFUnitGetNonSkeletonUnit ()
lldb_private::CompileUnitGetLLDBCompUnit () const
void SetLLDBCompUnit (lldb_private::CompileUnit *cu)
DWARFCompileUnitGetSkeletonUnit ()
 Get the skeleton compile unit for a DWO file.
void SetSkeletonUnit (DWARFUnit *skeleton_unit)
bool Supports_DW_AT_APPLE_objc_complete_type ()
bool DW_AT_decl_file_attributes_are_invalid ()
bool Supports_unnamed_objc_bitfields ()
SymbolFileDWARFGetSymbolFileDWARF () const
DWARFProducer GetProducer ()
llvm::VersionTuple GetProducerVersion ()
uint64_t GetDWARFLanguageType ()
bool GetIsOptimized ()
const FileSpecGetCompilationDirectory ()
const FileSpecGetAbsolutePath ()
FileSpec GetFile (size_t file_idx)
FileSpec::Style GetPathStyle ()
SymbolFileDWARFDwoGetDwoSymbolFile (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< DWARFRangeListFindRnglistFromOffset (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< DWARFRangeListFindRnglistFromIndex (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 StatusGetDwoError () const
 Get the fission .dwo file specific error for this compile unit.
void SetDwoError (const 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
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< DWARFUnitSPextract (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 DWARFCompileUnitoperator= (const DWARFCompileUnit &)=delete


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 DWARFDebugInfoEntryGetUnitDIEPtrOnly ()
const DWARFDebugInfoEntryDIEPtr ()
const std::optional< llvm::DWARFDebugRnglistTable > & GetRnglistTable ()
DWARFDataExtractor GetRnglistData () const
- Protected Attributes inherited from lldb_private::plugin::dwarf::DWARFUnit
std::shared_ptr< DWARFUnitm_dwo
llvm::DWARFUnitHeader m_header
const llvm::DWARFAbbreviationDeclarationSet * m_abbrevs = nullptr
lldb_private::CompileUnitm_lldb_cu = nullptr
DWARFUnitm_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< DWARFDebugArangesm_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< FileSpecm_comp_dir
std::optional< FileSpecm_file_spec
std::optional< dw_addr_tm_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 

Definition at line 34 of file DWARFCompileUnit.h.

◆ DWARFCompileUnit() [2/2]

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

Member Function Documentation

◆ BuildAddressRangeTable()

void DWARFCompileUnit::BuildAddressRangeTable ( DWARFDebugAranges debug_aranges)

◆ classof()

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

◆ Dump()

void DWARFCompileUnit::Dump ( Stream s) const

◆ GetNonSkeletonUnit()

DWARFCompileUnit & DWARFCompileUnit::GetNonSkeletonUnit ( )

◆ LookupAddress()

DWARFDIE DWARFCompileUnit::LookupAddress ( const dw_addr_t  address)

◆ operator=()

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

Friends And Related Function Documentation


friend class DWARFUnit

Definition at line 43 of file DWARFCompileUnit.h.

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