LLVM 17.0.0git
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llvm::DWARFContext Class Reference

DWARFContext This data structure is the top level entity that deals with dwarf debug information parsing. More...

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

Inheritance diagram for llvm::DWARFContext:
Inheritance graph
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Classes

struct  DIEsForAddress
 Wraps the returned DIEs for a given address. More...
 

Public Types

enum class  ProcessDebugRelocations { Process , Ignore }
 
using unit_iterator_range = DWARFUnitVector::iterator_range
 
using compile_unit_range = DWARFUnitVector::compile_unit_range
 
- Public Types inherited from llvm::DIContext
enum  DIContextKind { CK_DWARF , CK_PDB }
 

Public Member Functions

 DWARFContext (std::unique_ptr< const DWARFObject > DObj, std::string DWPName="", std::function< void(Error)> RecoverableErrorHandler=WithColor::defaultErrorHandler, std::function< void(Error)> WarningHandler=WithColor::defaultWarningHandler)
 
 ~DWARFContext () override
 
 DWARFContext (DWARFContext &)=delete
 
DWARFContext & operator= (DWARFContext &)=delete
 
const DWARFObject & getDWARFObj () const
 
void dump (raw_ostream &OS, DIDumpOptions DumpOpts, std::array< std::optional< uint64_t >, DIDT_ID_Count > DumpOffsets)
 Dump a textual representation to OS.
 
void dump (raw_ostream &OS, DIDumpOptions DumpOpts) override
 
bool verify (raw_ostream &OS, DIDumpOptions DumpOpts={}) override
 
unit_iterator_range info_section_units ()
 Get units from .debug_info in this context.
 
const DWARFUnitVector & getNormalUnitsVector ()
 
unit_iterator_range types_section_units ()
 Get units from .debug_types in this context.
 
compile_unit_range compile_units ()
 Get compile units in this context.
 
unit_iterator_range normal_units ()
 Get all normal compile/type units in this context.
 
unit_iterator_range dwo_info_section_units ()
 Get units from .debug_info..dwo in the DWO context.
 
const DWARFUnitVector & getDWOUnitsVector ()
 
unit_iterator_range dwo_types_section_units ()
 Get units from .debug_types.dwo in the DWO context.
 
compile_unit_range dwo_compile_units ()
 Get compile units in the DWO context.
 
unit_iterator_range dwo_units ()
 Get all units in the DWO context.
 
unsigned getNumCompileUnits ()
 Get the number of compile units in this context.
 
unsigned getNumTypeUnits ()
 Get the number of type units in this context.
 
unsigned getNumDWOCompileUnits ()
 Get the number of compile units in the DWO context.
 
unsigned getNumDWOTypeUnits ()
 Get the number of type units in the DWO context.
 
DWARFUnit * getUnitAtIndex (unsigned index)
 Get the unit at the specified index.
 
DWARFUnit * getDWOUnitAtIndex (unsigned index)
 Get the unit at the specified index for the DWO units.
 
DWARFCompileUnit * getDWOCompileUnitForHash (uint64_t Hash)
 
DWARFTypeUnit * getTypeUnitForHash (uint16_t Version, uint64_t Hash, bool IsDWO)
 
DWARFCompileUnit * getCompileUnitForOffset (uint64_t Offset)
 Return the compile unit that includes an offset (relative to .debug_info).
 
DWARFDie getDIEForOffset (uint64_t Offset)
 Get a DIE given an exact offset.
 
unsigned getMaxVersion ()
 
unsigned getMaxDWOVersion ()
 
void setMaxVersionIfGreater (unsigned Version)
 
const DWARFUnitIndex & getCUIndex ()
 
DWARFGdbIndex & getGdbIndex ()
 
const DWARFUnitIndex & getTUIndex ()
 
const DWARFDebugAbbrev * getDebugAbbrev ()
 Get a pointer to the parsed DebugAbbrev object.
 
const DWARFDebugLoc * getDebugLoc ()
 Get a pointer to the parsed DebugLoc object.
 
const DWARFDebugAbbrev * getDebugAbbrevDWO ()
 Get a pointer to the parsed dwo abbreviations object.
 
const DWARFDebugAranges * getDebugAranges ()
 Get a pointer to the parsed DebugAranges object.
 
Expected< const DWARFDebugFrame * > getDebugFrame ()
 Get a pointer to the parsed frame information object.
 
Expected< const DWARFDebugFrame * > getEHFrame ()
 Get a pointer to the parsed eh frame information object.
 
const DWARFDebugMacro * getDebugMacinfo ()
 Get a pointer to the parsed DebugMacinfo information object.
 
const DWARFDebugMacro * getDebugMacinfoDWO ()
 Get a pointer to the parsed DebugMacinfoDWO information object.
 
const DWARFDebugMacro * getDebugMacro ()
 Get a pointer to the parsed DebugMacro information object.
 
const DWARFDebugMacro * getDebugMacroDWO ()
 Get a pointer to the parsed DebugMacroDWO information object.
 
const DWARFDebugNames & getDebugNames ()
 Get a reference to the parsed accelerator table object.
 
const AppleAcceleratorTable & getAppleNames ()
 Get a reference to the parsed accelerator table object.
 
const AppleAcceleratorTable & getAppleTypes ()
 Get a reference to the parsed accelerator table object.
 
const AppleAcceleratorTable & getAppleNamespaces ()
 Get a reference to the parsed accelerator table object.
 
const AppleAcceleratorTable & getAppleObjC ()
 Get a reference to the parsed accelerator table object.
 
const DWARFDebugLine::LineTable * getLineTableForUnit (DWARFUnit *U)
 Get a pointer to a parsed line table corresponding to a compile unit.
 
Expected< const DWARFDebugLine::LineTable * > getLineTableForUnit (DWARFUnit *U, function_ref< void(Error)> RecoverableErrorHandler)
 Get a pointer to a parsed line table corresponding to a compile unit.
 
void clearLineTableForUnit (DWARFUnit *U)
 
DataExtractor getStringExtractor () const
 
DataExtractor getStringDWOExtractor () const
 
DataExtractor getLineStringExtractor () const
 
DIEsForAddress getDIEsForAddress (uint64_t Address)
 Get the compilation unit, the function DIE and lexical block DIE for the given address where applicable.
 
DILineInfo getLineInfoForAddress (object::SectionedAddress Address, DILineInfoSpecifier Specifier=DILineInfoSpecifier()) override
 
DILineInfo getLineInfoForDataAddress (object::SectionedAddress Address) override
 
DILineInfoTable getLineInfoForAddressRange (object::SectionedAddress Address, uint64_t Size, DILineInfoSpecifier Specifier=DILineInfoSpecifier()) override
 
DIInliningInfo getInliningInfoForAddress (object::SectionedAddress Address, DILineInfoSpecifier Specifier=DILineInfoSpecifier()) override
 
std::vector< DILocal > getLocalsForAddress (object::SectionedAddress Address) override
 
bool isLittleEndian () const
 
std::shared_ptr< DWARFContext > getDWOContext (StringRef AbsolutePath)
 
function_ref< void(Error)> getRecoverableErrorHandler ()
 
function_ref< void(Error)> getWarningHandler ()
 
uint8_t getCUAddrSize ()
 Get address size from CUs.
 
Triple::ArchType getArch () const
 
DWARFCompileUnit * getCompileUnitForCodeAddress (uint64_t Address)
 Return the compile unit which contains instruction with provided address.
 
DWARFCompileUnit * getCompileUnitForDataAddress (uint64_t Address)
 Return the compile unit which contains data with the provided address.
 
bool getParseCUTUIndexManually () const
 Returns whether CU/TU should be populated manually.
 
void setParseCUTUIndexManually (bool PCUTU)
 Sets whether CU/TU should be populated manually.
 
- Public Member Functions inherited from llvm::DIContext
 DIContext (DIContextKind K)
 
virtual ~DIContext ()=default
 
DIContextKind getKind () const
 
virtual void dump (raw_ostream &OS, DIDumpOptions DumpOpts)=0
 
virtual bool verify (raw_ostream &OS, DIDumpOptions DumpOpts={})
 
virtual DILineInfo getLineInfoForAddress (object::SectionedAddress Address, DILineInfoSpecifier Specifier=DILineInfoSpecifier())=0
 
virtual DILineInfo getLineInfoForDataAddress (object::SectionedAddress Address)=0
 
virtual DILineInfoTable getLineInfoForAddressRange (object::SectionedAddress Address, uint64_t Size, DILineInfoSpecifier Specifier=DILineInfoSpecifier())=0
 
virtual DIInliningInfo getInliningInfoForAddress (object::SectionedAddress Address, DILineInfoSpecifier Specifier=DILineInfoSpecifier())=0
 
virtual std::vector< DILocal > getLocalsForAddress (object::SectionedAddress Address)=0
 

Static Public Member Functions

static bool classof (const DIContext *DICtx)
 
static unsigned getMaxSupportedVersion ()
 
static bool isSupportedVersion (unsigned version)
 
static SmallVector< uint8_t, 3 > getSupportedAddressSizes ()
 
static bool isAddressSizeSupported (unsigned AddressSize)
 
template<typename... Ts>
static Error checkAddressSizeSupported (unsigned AddressSize, std::error_code EC, char const *Fmt, const Ts &...Vals)
 
static std::unique_ptr< DWARFContext > create (const object::ObjectFile &Obj, ProcessDebugRelocations RelocAction=ProcessDebugRelocations::Process, const LoadedObjectInfo *L=nullptr, std::string DWPName="", std::function< void(Error)> RecoverableErrorHandler=WithColor::defaultErrorHandler, std::function< void(Error)> WarningHandler=WithColor::defaultWarningHandler)
 
static std::unique_ptr< DWARFContext > create (const StringMap< std::unique_ptr< MemoryBuffer > > &Sections, uint8_t AddrSize, bool isLittleEndian=sys::IsLittleEndianHost, std::function< void(Error)> RecoverableErrorHandler=WithColor::defaultErrorHandler, std::function< void(Error)> WarningHandler=WithColor::defaultWarningHandler)
 

Detailed Description

DWARFContext This data structure is the top level entity that deals with dwarf debug information parsing.

The actual data is supplied through DWARFObj.

Definition at line 46 of file DWARFContext.h.

Member Typedef Documentation

◆ compile_unit_range

using llvm::DWARFContext::compile_unit_range = DWARFUnitVector::compile_unit_range

Definition at line 145 of file DWARFContext.h.

◆ unit_iterator_range

using llvm::DWARFContext::unit_iterator_range = DWARFUnitVector::iterator_range

Definition at line 144 of file DWARFContext.h.

Member Enumeration Documentation

◆ ProcessDebugRelocations

enum class llvm::DWARFContext::ProcessDebugRelocations
strong
Enumerator
Process 
Ignore 

Definition at line 417 of file DWARFContext.h.

Constructor & Destructor Documentation

◆ DWARFContext() [1/2]

DWARFContext::DWARFContext ( std::unique_ptr< const DWARFObject >  DObj,
std::string  DWPName = "",
std::function< void(Error)>  RecoverableErrorHandler = WithColor::defaultErrorHandler,
std::function< void(Error)>  WarningHandler = WithColor::defaultWarningHandler 
)

Definition at line 73 of file DWARFContext.cpp.

◆ ~DWARFContext()

DWARFContext::~DWARFContext ( )
overridedefault

◆ DWARFContext() [2/2]

llvm::DWARFContext::DWARFContext ( DWARFContext &  )
delete

Member Function Documentation

◆ checkAddressSizeSupported()

template<typename... Ts>
static Error llvm::DWARFContext::checkAddressSizeSupported ( unsigned  AddressSize,
std::error_code  EC,
char const *  Fmt,
const Ts &...  Vals 
)
inlinestatic

Definition at line 392 of file DWARFContext.h.

References llvm::format(), getSupportedAddressSizes(), isAddressSizeSupported(), Size, llvm::raw_string_ostream::str(), and llvm::Error::success().

Referenced by llvm::DWARFDebugRangeList::extract(), llvm::DWARFUnitHeader::extract(), llvm::DWARFDebugArangeSet::extract(), and llvm::DWARFListTableHeader::extract().

◆ classof()

static bool llvm::DWARFContext::classof ( const DIContext *  DICtx)
inlinestatic

Definition at line 128 of file DWARFContext.h.

References llvm::DIContext::CK_DWARF, and llvm::DIContext::getKind().

◆ clearLineTableForUnit()

void DWARFContext::clearLineTableForUnit ( DWARFUnit *  U)

Definition at line 1126 of file DWARFContext.cpp.

References llvm::Offset, and llvm::dwarf::toSectionOffset().

◆ compile_units()

compile_unit_range llvm::DWARFContext::compile_units ( )
inline

Get compile units in this context.

Definition at line 168 of file DWARFContext.h.

References info_section_units(), llvm::isCompileUnit(), and llvm::make_filter_range().

Referenced by llvm::gsym::DwarfTransformer::convert(), dump(), llvm::DWARFDebugAranges::generate(), getCompileUnitForDataAddress(), and getCUAddrSize().

◆ create() [1/2]

std::unique_ptr< DWARFContext > DWARFContext::create ( const object::ObjectFile &  Obj,
ProcessDebugRelocations  RelocAction = ProcessDebugRelocations::Process,
const LoadedObjectInfo *  L = nullptr,
std::string  DWPName = "",
std::function< void(Error)>  RecoverableErrorHandler = WithColor::defaultErrorHandler,
std::function< void(Error)>  WarningHandler = WithColor::defaultWarningHandler 
)
static

Definition at line 2121 of file DWARFContext.cpp.

Referenced by llvm::logicalview::LVELFReader::createScopes(), llvm::InstrProfCorrelatorImpl< IntPtrT >::get(), and getDWOContext().

◆ create() [2/2]

std::unique_ptr< DWARFContext > DWARFContext::create ( const StringMap< std::unique_ptr< MemoryBuffer > > &  Sections,
uint8_t  AddrSize,
bool  isLittleEndian = sys::IsLittleEndianHost,
std::function< void(Error)>  RecoverableErrorHandler = WithColor::defaultErrorHandler,
std::function< void(Error)>  WarningHandler = WithColor::defaultWarningHandler 
)
static

Definition at line 2134 of file DWARFContext.cpp.

References isLittleEndian().

◆ dump() [1/2]

void llvm::DWARFContext::dump ( raw_ostream &  OS,
DIDumpOptions  DumpOpts 
)
inlineoverridevirtual

Implements llvm::DIContext.

Definition at line 137 of file DWARFContext.h.

References llvm::DIDT_ID_Count, dump(), and OS.

◆ dump() [2/2]

void DWARFContext::dump ( raw_ostream &  OS,
DIDumpOptions  DumpOpts,
std::array< std::optional< uint64_t >, DIDT_ID_Count >  DumpOffsets 
)

Dump a textual representation to OS.

If any DumpOffsets are present, dump only the record at the specified offset.

Definition at line 350 of file DWARFContext.cpp.

References compile_units(), llvm::Data, DF, llvm::DIDT_All, llvm::DIDT_UUID, llvm::DIDumpOptions::DisplayRawContents, llvm::DWARFGdbIndex::dump(), llvm::DWARFDebugAbbrev::dump(), llvm::DWARFDebugArangeSet::dump(), llvm::DWARFDebugRangeList::dump(), llvm::DWARFUnitIndex::dump(), llvm::AppleAcceleratorTable::dump(), llvm::DWARFDebugNames::dump(), llvm::DWARFDebugLoc::dump(), dumpAddrSection(), llvm::DWARFLocationTable::dumpLocationList(), dumpLoclistsSection(), dumpPubTableSection(), llvm::DWARFDebugLoclists::dumpRange(), dumpRnglistsSection(), dumpStringOffsetsSection(), llvm::DIDumpOptions::DumpType, dumpUUID(), dwo_info_section_units(), dwo_types_section_units(), dwo_units(), E, llvm::sys::path::extension(), llvm::DWARFDebugRangeList::extract(), llvm::DWARFDebugArangeSet::extract(), llvm::format(), getAppleNames(), getAppleNamespaces(), getAppleObjC(), getAppleTypes(), llvm::DataExtractor::getCStr(), getCUAddrSize(), getCUIndex(), getDebugAbbrev(), getDebugAbbrevDWO(), getDebugFrame(), getDebugLoc(), getDebugMacinfo(), getDebugMacinfoDWO(), getDebugMacro(), getDebugMacroDWO(), getDebugNames(), getEHFrame(), getGdbIndex(), getMaxVersion(), getNumCompileUnits(), getNumDWOCompileUnits(), getNumDWOTypeUnits(), getNumTypeUnits(), getTUIndex(), I, info_section_units(), isLittleEndian(), llvm::DataExtractor::isValidOffset(), Name, llvm::DIDumpOptions::noImplicitRecursion(), normal_units(), llvm::Offset, OS, llvm::DIDumpOptions::RecoverableErrorHandler, llvm::Error::success(), types_section_units(), llvm::DIDumpOptions::Verbose, llvm::DIDumpOptions::WarningHandler, and llvm::raw_ostream::write_escaped().

Referenced by dump().

◆ dwo_compile_units()

compile_unit_range llvm::DWARFContext::dwo_compile_units ( )
inline

Get compile units in the DWO context.

Definition at line 201 of file DWARFContext.h.

References dwo_info_section_units(), llvm::isCompileUnit(), and llvm::make_filter_range().

Referenced by getDWOCompileUnitForHash().

◆ dwo_info_section_units()

unit_iterator_range llvm::DWARFContext::dwo_info_section_units ( )
inline

Get units from .debug_info..dwo in the DWO context.

Definition at line 182 of file DWARFContext.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), and llvm::DWARFUnitVector::getNumInfoUnits().

Referenced by dump(), dwo_compile_units(), and getMaxDWOVersion().

◆ dwo_types_section_units()

unit_iterator_range llvm::DWARFContext::dwo_types_section_units ( )
inline

Get units from .debug_types.dwo in the DWO context.

Definition at line 194 of file DWARFContext.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), llvm::SmallVectorTemplateCommon< T, typename >::end(), and llvm::DWARFUnitVector::getNumInfoUnits().

Referenced by dump().

◆ dwo_units()

unit_iterator_range llvm::DWARFContext::dwo_units ( )
inline

Get all units in the DWO context.

Definition at line 210 of file DWARFContext.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), and llvm::SmallVectorTemplateCommon< T, typename >::end().

Referenced by dump(), and getTypeUnitForHash().

◆ getAppleNames()

const AppleAcceleratorTable & DWARFContext::getAppleNames ( )

Get a reference to the parsed accelerator table object.

Definition at line 1065 of file DWARFContext.cpp.

References getAccelTable(), and isLittleEndian().

Referenced by dump().

◆ getAppleNamespaces()

const AppleAcceleratorTable & DWARFContext::getAppleNamespaces ( )

Get a reference to the parsed accelerator table object.

Definition at line 1075 of file DWARFContext.cpp.

References getAccelTable(), and isLittleEndian().

Referenced by dump().

◆ getAppleObjC()

const AppleAcceleratorTable & DWARFContext::getAppleObjC ( )

Get a reference to the parsed accelerator table object.

Definition at line 1081 of file DWARFContext.cpp.

References getAccelTable(), and isLittleEndian().

Referenced by dump().

◆ getAppleTypes()

const AppleAcceleratorTable & DWARFContext::getAppleTypes ( )

Get a reference to the parsed accelerator table object.

Definition at line 1070 of file DWARFContext.cpp.

References getAccelTable(), and isLittleEndian().

Referenced by dump().

◆ getArch()

Triple::ArchType llvm::DWARFContext::getArch ( ) const
inline

Definition at line 440 of file DWARFContext.h.

References llvm::object::ObjectFile::getArch(), getDWARFObj(), and llvm::DWARFObject::getFile().

Referenced by getDebugFrame(), and getEHFrame().

◆ getCompileUnitForCodeAddress()

DWARFCompileUnit * DWARFContext::getCompileUnitForCodeAddress ( uint64_t  Address)

Return the compile unit which contains instruction with provided address.

TODO: change input parameter from "uint64_t Address" into "SectionedAddress Address"

Definition at line 1172 of file DWARFContext.cpp.

References llvm::Address, llvm::DWARFDebugAranges::findAddress(), getCompileUnitForOffset(), and getDebugAranges().

Referenced by getDIEsForAddress(), getInliningInfoForAddress(), getLineInfoForAddress(), getLineInfoForAddressRange(), and getLocalsForAddress().

◆ getCompileUnitForDataAddress()

DWARFCompileUnit * DWARFContext::getCompileUnitForDataAddress ( uint64_t  Address)

Return the compile unit which contains data with the provided address.

Note: This is more expensive than getCompileUnitForAddress, as if Address isn't found in the CU ranges (which is cheap), then it falls back to an expensive O(n) walk of all CU's looking for data that spans the address. TODO: change input parameter from "uint64_t Address" into "SectionedAddress Address"

Definition at line 1177 of file DWARFContext.cpp.

References llvm::Address, compile_units(), llvm::DWARFDebugAranges::findAddress(), getCompileUnitForOffset(), and getDebugAranges().

Referenced by getLineInfoForDataAddress().

◆ getCompileUnitForOffset()

DWARFCompileUnit * DWARFContext::getCompileUnitForOffset ( uint64_t  Offset)

Return the compile unit that includes an offset (relative to .debug_info).

Definition at line 1166 of file DWARFContext.cpp.

References llvm::DWARFUnitVector::getUnitForOffset(), and llvm::Offset.

Referenced by getCompileUnitForCodeAddress(), and getCompileUnitForDataAddress().

◆ getCUAddrSize()

uint8_t DWARFContext::getCUAddrSize ( )

Get address size from CUs.

TODO: refactor compile_units() to make this const.

Definition at line 2144 of file DWARFContext.cpp.

References compile_units().

Referenced by dump().

◆ getCUIndex()

const DWARFUnitIndex & DWARFContext::getCUIndex ( )

Definition at line 900 of file DWARFContext.cpp.

References fixupIndex(), and isLittleEndian().

Referenced by dump(), and getDWOCompileUnitForHash().

◆ getDebugAbbrev()

const DWARFDebugAbbrev * DWARFContext::getDebugAbbrev ( )

Get a pointer to the parsed DebugAbbrev object.

Definition at line 936 of file DWARFContext.cpp.

References isLittleEndian().

Referenced by dump(), and llvm::DWARFVerifier::handleDebugAbbrev().

◆ getDebugAbbrevDWO()

const DWARFDebugAbbrev * DWARFContext::getDebugAbbrevDWO ( )

Get a pointer to the parsed dwo abbreviations object.

Definition at line 947 of file DWARFContext.cpp.

References isLittleEndian().

Referenced by dump(), and llvm::DWARFVerifier::handleDebugAbbrev().

◆ getDebugAranges()

const DWARFDebugAranges * DWARFContext::getDebugAranges ( )

Get a pointer to the parsed DebugAranges object.

Definition at line 971 of file DWARFContext.cpp.

Referenced by getCompileUnitForCodeAddress(), and getCompileUnitForDataAddress().

◆ getDebugFrame()

Expected< const DWARFDebugFrame * > DWARFContext::getDebugFrame ( )

Get a pointer to the parsed frame information object.

Definition at line 980 of file DWARFContext.cpp.

References DF, E, getArch(), and isLittleEndian().

Referenced by dump().

◆ getDebugLoc()

const DWARFDebugLoc * DWARFContext::getDebugLoc ( )

Get a pointer to the parsed DebugLoc object.

Definition at line 957 of file DWARFContext.cpp.

References getNumCompileUnits(), getUnitAtIndex(), and isLittleEndian().

Referenced by dump().

◆ getDebugMacinfo()

const DWARFDebugMacro * DWARFContext::getDebugMacinfo ( )

Get a pointer to the parsed DebugMacinfo information object.

Definition at line 1034 of file DWARFContext.cpp.

Referenced by dump().

◆ getDebugMacinfoDWO()

const DWARFDebugMacro * DWARFContext::getDebugMacinfoDWO ( )

Get a pointer to the parsed DebugMacinfoDWO information object.

Definition at line 1040 of file DWARFContext.cpp.

Referenced by dump().

◆ getDebugMacro()

const DWARFDebugMacro * DWARFContext::getDebugMacro ( )

Get a pointer to the parsed DebugMacro information object.

Definition at line 1022 of file DWARFContext.cpp.

Referenced by dump().

◆ getDebugMacroDWO()

const DWARFDebugMacro * DWARFContext::getDebugMacroDWO ( )

Get a pointer to the parsed DebugMacroDWO information object.

Definition at line 1028 of file DWARFContext.cpp.

Referenced by dump().

◆ getDebugNames()

const DWARFDebugNames & DWARFContext::getDebugNames ( )

Get a reference to the parsed accelerator table object.

Definition at line 1060 of file DWARFContext.cpp.

References getAccelTable(), and isLittleEndian().

Referenced by dump().

◆ getDIEForOffset()

DWARFDie DWARFContext::getDIEForOffset ( uint64_t  Offset)

Get a DIE given an exact offset.

Definition at line 759 of file DWARFContext.cpp.

References llvm::DWARFUnitVector::getUnitForOffset(), and llvm::Offset.

◆ getDIEsForAddress()

DWARFContext::DIEsForAddress DWARFContext::getDIEsForAddress ( uint64_t  Address)

Get the compilation unit, the function DIE and lexical block DIE for the given address where applicable.

TODO: change input parameter from "uint64_t Address" into "SectionedAddress Address"

Definition at line 1200 of file DWARFContext.cpp.

References llvm::Address, llvm::append_range(), getCompileUnitForCodeAddress(), and llvm::DIE::getTag().

◆ getDWARFObj()

const DWARFObject & llvm::DWARFContext::getDWARFObj ( ) const
inline

Definition at line 126 of file DWARFContext.h.

Referenced by dumpAttribute(), dumpLocationList(), llvm::DWARFFormValue::dumpSectionedAddress(), llvm::DWARFVerifier::DWARFVerifier(), llvm::DWARFDebugAranges::generate(), getArch(), llvm::DWARFVerifier::handleAccelTables(), llvm::DWARFVerifier::handleDebugAbbrev(), llvm::DWARFVerifier::handleDebugCUIndex(), llvm::DWARFVerifier::handleDebugInfo(), llvm::DWARFVerifier::handleDebugStrOffsets(), llvm::DWARFVerifier::handleDebugTUIndex(), and llvm::DWARFVerifier::verifyDebugStrOffsets().

◆ getDWOCompileUnitForHash()

DWARFCompileUnit * DWARFContext::getDWOCompileUnitForHash ( uint64_t  Hash)

Definition at line 729 of file DWARFContext.cpp.

References dwo_compile_units(), getCUIndex(), llvm::DWARFUnitVector::getUnitForIndexEntry(), and llvm::dwarf::toUnsigned().

◆ getDWOContext()

std::shared_ptr< DWARFContext > DWARFContext::getDWOContext ( StringRef  AbsolutePath)

Definition at line 1524 of file DWARFContext.cpp.

References llvm::consumeError(), create(), llvm::object::ObjectFile::createObjectFile(), llvm::SmallVectorBase< Size_T >::empty(), llvm::Expected< T >::get(), Ignore, and llvm::Expected< T >::takeError().

◆ getDWOUnitAtIndex()

DWARFUnit * llvm::DWARFContext::getDWOUnitAtIndex ( unsigned  index)
inline

Get the unit at the specified index for the DWO units.

Definition at line 246 of file DWARFContext.h.

◆ getDWOUnitsVector()

const DWARFUnitVector & llvm::DWARFContext::getDWOUnitsVector ( )
inline

Definition at line 188 of file DWARFContext.h.

Referenced by llvm::DWARFVerifier::handleDebugInfo().

◆ getEHFrame()

Expected< const DWARFDebugFrame * > DWARFContext::getEHFrame ( )

Get a pointer to the parsed eh frame information object.

Definition at line 1006 of file DWARFContext.cpp.

References DF, E, getArch(), and isLittleEndian().

Referenced by dump().

◆ getGdbIndex()

DWARFGdbIndex & DWARFContext::getGdbIndex ( )

Definition at line 926 of file DWARFContext.cpp.

Referenced by dump().

◆ getInliningInfoForAddress()

DIInliningInfo DWARFContext::getInliningInfoForAddress ( object::SectionedAddress  Address,
DILineInfoSpecifier  Specifier = DILineInfoSpecifier() 
)
overridevirtual

Implements llvm::DIContext.

Definition at line 1455 of file DWARFContext.cpp.

References llvm::DIInliningInfo::addFrame(), llvm::Address, llvm::DILineInfo::Column, llvm::DILineInfo::Discriminator, llvm::DILineInfo::FileName, llvm::DWARFDie::find(), llvm::DILineInfo::FunctionName, llvm::DWARFDie::getCallerFrame(), getCompileUnitForCodeAddress(), llvm::DWARFDie::getDeclFile(), llvm::DWARFDie::getDeclLine(), llvm::DWARFDebugLine::LineTable::getFileLineInfoForAddress(), llvm::DWARFDebugLine::LineTable::getFileNameByIndex(), getLineTableForUnit(), llvm::DWARFDie::getSubroutineName(), llvm::DILineInfo::Line, Name, llvm::SmallVectorBase< Size_T >::size(), llvm::DILineInfo::StartAddress, llvm::DILineInfo::StartFileName, llvm::DILineInfo::StartLine, and llvm::dwarf::toSectionedAddress().

Referenced by llvm::gsym::DwarfTransformer::verify().

◆ getLineInfoForAddress()

DILineInfo DWARFContext::getLineInfoForAddress ( object::SectionedAddress  Address,
DILineInfoSpecifier  Specifier = DILineInfoSpecifier() 
)
overridevirtual

Implements llvm::DIContext.

Definition at line 1364 of file DWARFContext.cpp.

References llvm::Address, getCompileUnitForCodeAddress(), getFunctionNameAndStartLineForAddress(), and getLineTableForUnit().

Referenced by llvm::gsym::DwarfTransformer::verify().

◆ getLineInfoForAddressRange()

DILineInfoTable DWARFContext::getLineInfoForAddressRange ( object::SectionedAddress  Address,
uint64_t  Size,
DILineInfoSpecifier  Specifier = DILineInfoSpecifier() 
)
overridevirtual

Implements llvm::DIContext.

Definition at line 1400 of file DWARFContext.cpp.

References llvm::Address, llvm::DILineInfo::BadString, getCompileUnitForCodeAddress(), llvm::DWARFDebugLine::LineTable::getFileNameByIndex(), getFunctionNameAndStartLineForAddress(), getLineTableForUnit(), llvm::DWARFDebugLine::LineTable::lookupAddressRange(), llvm::DWARFDebugLine::LineTable::Rows, and Size.

◆ getLineInfoForDataAddress()

DILineInfo DWARFContext::getLineInfoForDataAddress ( object::SectionedAddress  Address)
overridevirtual

Implements llvm::DIContext.

Definition at line 1386 of file DWARFContext.cpp.

References llvm::Address, getCompileUnitForDataAddress(), llvm::DWARFDie::getDeclFile(), and llvm::DWARFDie::getDeclLine().

◆ getLineStringExtractor()

DataExtractor llvm::DWARFContext::getLineStringExtractor ( ) const
inline

Definition at line 346 of file DWARFContext.h.

Referenced by llvm::DWARFFormValue::getAsCString().

◆ getLineTableForUnit() [1/2]

const DWARFDebugLine::LineTable * DWARFContext::getLineTableForUnit ( DWARFUnit *  U)

Get a pointer to a parsed line table corresponding to a compile unit.

Report any parsing issues as warnings on stderr.

Definition at line 1087 of file DWARFContext.cpp.

References getLineTableForUnit(), and llvm::Expected< T >::takeError().

Referenced by llvm::gsym::CUInfo::CUInfo(), llvm::DWARFFormValue::getAsFile(), getInliningInfoForAddress(), getLineInfoForAddress(), getLineInfoForAddressRange(), and getLineTableForUnit().

◆ getLineTableForUnit() [2/2]

Expected< const DWARFDebugLine::LineTable * > DWARFContext::getLineTableForUnit ( DWARFUnit *  U,
function_ref< void(Error)>  RecoverableErrorHandler 
)

Get a pointer to a parsed line table corresponding to a compile unit.

Report any recoverable parsing problems using the handler.

Definition at line 1097 of file DWARFContext.cpp.

References isLittleEndian(), llvm::Offset, and llvm::dwarf::toSectionOffset().

◆ getLocalsForAddress()

std::vector< DILocal > DWARFContext::getLocalsForAddress ( object::SectionedAddress  Address)
overridevirtual

Implements llvm::DIContext.

Definition at line 1352 of file DWARFContext.cpp.

References llvm::Address, getCompileUnitForCodeAddress(), and llvm::DWARFDie::isValid().

◆ getMaxDWOVersion()

unsigned llvm::DWARFContext::getMaxDWOVersion ( )
inline

Definition at line 266 of file DWARFContext.h.

References dwo_info_section_units().

◆ getMaxSupportedVersion()

static unsigned llvm::DWARFContext::getMaxSupportedVersion ( )
inlinestatic

Definition at line 380 of file DWARFContext.h.

Referenced by llvm::DWARFUnitHeader::extract(), and isSupportedVersion().

◆ getMaxVersion()

unsigned llvm::DWARFContext::getMaxVersion ( )
inline

Definition at line 260 of file DWARFContext.h.

References info_section_units().

Referenced by dump().

◆ getNormalUnitsVector()

const DWARFUnitVector & llvm::DWARFContext::getNormalUnitsVector ( )
inline

Definition at line 155 of file DWARFContext.h.

Referenced by llvm::DWARFVerifier::handleDebugInfo().

◆ getNumCompileUnits()

unsigned llvm::DWARFContext::getNumCompileUnits ( )
inline

Get the number of compile units in this context.

Definition at line 216 of file DWARFContext.h.

References llvm::DWARFUnitVector::getNumInfoUnits().

Referenced by dump(), and getDebugLoc().

◆ getNumDWOCompileUnits()

unsigned llvm::DWARFContext::getNumDWOCompileUnits ( )
inline

Get the number of compile units in the DWO context.

Definition at line 228 of file DWARFContext.h.

References llvm::DWARFUnitVector::getNumInfoUnits().

Referenced by dump().

◆ getNumDWOTypeUnits()

unsigned llvm::DWARFContext::getNumDWOTypeUnits ( )
inline

Get the number of type units in the DWO context.

Definition at line 234 of file DWARFContext.h.

References llvm::DWARFUnitVector::getNumTypesUnits().

Referenced by dump().

◆ getNumTypeUnits()

unsigned llvm::DWARFContext::getNumTypeUnits ( )
inline

Get the number of type units in this context.

Definition at line 222 of file DWARFContext.h.

References llvm::DWARFUnitVector::getNumTypesUnits().

Referenced by dump().

◆ getParseCUTUIndexManually()

bool llvm::DWARFContext::getParseCUTUIndexManually ( ) const
inline

Returns whether CU/TU should be populated manually.

TU Index populated manually only for DWARF5.

Definition at line 461 of file DWARFContext.h.

◆ getRecoverableErrorHandler()

function_ref< void(Error)> llvm::DWARFContext::getRecoverableErrorHandler ( )
inline

Definition at line 411 of file DWARFContext.h.

Referenced by llvm::DWARFDebugAranges::generate().

◆ getStringDWOExtractor()

DataExtractor llvm::DWARFContext::getStringDWOExtractor ( ) const
inline

Definition at line 343 of file DWARFContext.h.

◆ getStringExtractor()

DataExtractor llvm::DWARFContext::getStringExtractor ( ) const
inline

Definition at line 340 of file DWARFContext.h.

Referenced by llvm::DWARFFormValue::getAsCString().

◆ getSupportedAddressSizes()

static SmallVector< uint8_t, 3 > llvm::DWARFContext::getSupportedAddressSizes ( )
inlinestatic

Definition at line 385 of file DWARFContext.h.

Referenced by checkAddressSizeSupported(), and isAddressSizeSupported().

◆ getTUIndex()

const DWARFUnitIndex & DWARFContext::getTUIndex ( )

Definition at line 912 of file DWARFContext.cpp.

References llvm::DW_SECT_EXT_TYPES, fixupIndex(), and isLittleEndian().

Referenced by dump(), and getTypeUnitForHash().

◆ getTypeUnitForHash()

DWARFTypeUnit * DWARFContext::getTypeUnitForHash ( uint16_t  Version,
uint64_t  Hash,
bool  IsDWO 
)

Definition at line 701 of file DWARFContext.cpp.

References dwo_units(), getTUIndex(), llvm::DWARFUnitVector::getUnitForIndexEntry(), and normal_units().

Referenced by llvm::DWARFDie::resolveTypeUnitReference().

◆ getUnitAtIndex()

DWARFUnit * llvm::DWARFContext::getUnitAtIndex ( unsigned  index)
inline

Get the unit at the specified index.

Definition at line 240 of file DWARFContext.h.

Referenced by getDebugLoc().

◆ getWarningHandler()

function_ref< void(Error)> llvm::DWARFContext::getWarningHandler ( )
inline

Definition at line 415 of file DWARFContext.h.

Referenced by llvm::DWARFDebugAranges::generate().

◆ info_section_units()

unit_iterator_range llvm::DWARFContext::info_section_units ( )
inline

Get units from .debug_info in this context.

Definition at line 148 of file DWARFContext.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), and llvm::DWARFUnitVector::getNumInfoUnits().

Referenced by compile_units(), dump(), and getMaxVersion().

◆ isAddressSizeSupported()

static bool llvm::DWARFContext::isAddressSizeSupported ( unsigned  AddressSize)
inlinestatic

Definition at line 388 of file DWARFContext.h.

References getSupportedAddressSizes(), and llvm::is_contained().

Referenced by checkAddressSizeSupported(), and llvm::DWARFDebugRangeList::RangeListEntry::isBaseAddressSelectionEntry().

◆ isLittleEndian()

bool llvm::DWARFContext::isLittleEndian ( ) const
inline

Definition at line 379 of file DWARFContext.h.

Referenced by create(), dump(), dumpLocationExpr(), llvm::DWARFDebugAranges::generate(), getAppleNames(), getAppleNamespaces(), getAppleObjC(), getAppleTypes(), getCUIndex(), getDebugAbbrev(), getDebugAbbrevDWO(), getDebugFrame(), getDebugLoc(), getDebugNames(), getEHFrame(), getLineTableForUnit(), getTUIndex(), llvm::DWARFVerifier::handleAccelTables(), isVariableIndexable(), and llvm::DWARFVerifier::verifyDebugStrOffsets().

◆ isSupportedVersion()

static bool llvm::DWARFContext::isSupportedVersion ( unsigned  version)
inlinestatic

Definition at line 381 of file DWARFContext.h.

References getMaxSupportedVersion().

Referenced by llvm::DWARFUnitHeader::extract().

◆ normal_units()

unit_iterator_range llvm::DWARFContext::normal_units ( )
inline

Get all normal compile/type units in this context.

Definition at line 176 of file DWARFContext.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), and llvm::SmallVectorTemplateCommon< T, typename >::end().

Referenced by dump(), and getTypeUnitForHash().

◆ operator=()

DWARFContext & llvm::DWARFContext::operator= ( DWARFContext &  )
delete

◆ setMaxVersionIfGreater()

void llvm::DWARFContext::setMaxVersionIfGreater ( unsigned  Version)
inline

Definition at line 272 of file DWARFContext.h.

◆ setParseCUTUIndexManually()

void llvm::DWARFContext::setParseCUTUIndexManually ( bool  PCUTU)
inline

Sets whether CU/TU should be populated manually.

TU Index populated manually only for DWARF5.

Definition at line 465 of file DWARFContext.h.

◆ types_section_units()

unit_iterator_range llvm::DWARFContext::types_section_units ( )
inline

Get units from .debug_types in this context.

Definition at line 161 of file DWARFContext.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), llvm::SmallVectorTemplateCommon< T, typename >::end(), and llvm::DWARFUnitVector::getNumInfoUnits().

Referenced by dump().

◆ verify()

bool DWARFContext::verify ( raw_ostream &  OS,
DIDumpOptions  DumpOpts = {} 
)
overridevirtual

Reimplemented from llvm::DIContext.

Definition at line 766 of file DWARFContext.cpp.

References llvm::DIDumpOptions::DumpType, llvm::DWARFVerifier::handleAccelTables(), llvm::DWARFVerifier::handleDebugAbbrev(), llvm::DWARFVerifier::handleDebugCUIndex(), llvm::DWARFVerifier::handleDebugInfo(), llvm::DWARFVerifier::handleDebugLine(), llvm::DWARFVerifier::handleDebugStrOffsets(), llvm::DWARFVerifier::handleDebugTUIndex(), OS, and Success.

The documentation for this class was generated from the following files:
Generated on Sat Jun 10 2023 03:58:09 for LLVM by doxygen 1.9.6