LLVM 20.0.0git
Public Member Functions | Static Public Member Functions | List of all members
llvm::DWARFCompileUnit Class Reference

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

Inheritance diagram for llvm::DWARFCompileUnit:
Inheritance graph
[legend]

Public Member Functions

 DWARFCompileUnit (DWARFContext &Context, const DWARFSection &Section, const DWARFUnitHeader &Header, const DWARFDebugAbbrev *DA, const DWARFSection *RS, const DWARFSection *LocSection, StringRef SS, const DWARFSection &SOS, const DWARFSection *AOS, const DWARFSection &LS, bool LE, bool IsDWO, const DWARFUnitVector &UnitVector)
 
 ~DWARFCompileUnit () override
 VTable anchor.
 
void dump (raw_ostream &OS, DIDumpOptions DumpOpts) override
 Dump this compile unit to OS.
 
- Public Member Functions inherited from llvm::DWARFUnit
 DWARFUnit (DWARFContext &Context, const DWARFSection &Section, const DWARFUnitHeader &Header, const DWARFDebugAbbrev *DA, const DWARFSection *RS, const DWARFSection *LocSection, StringRef SS, const DWARFSection &SOS, const DWARFSection *AOS, const DWARFSection &LS, bool LE, bool IsDWO, const DWARFUnitVector &UnitVector)
 
virtual ~DWARFUnit ()
 
bool isLittleEndian () const
 
bool isDWOUnit () const
 
DWARFContext & getContext () const
 
const DWARFSection & getInfoSection () const
 
uint64_t getOffset () const
 
const dwarf::FormParams & getFormParams () const
 
uint16_t getVersion () const
 
uint8_t getAddressByteSize () const
 
uint8_t getRefAddrByteSize () const
 
uint8_t getDwarfOffsetByteSize () const
 
uint32_t getHeaderSize () const
 Size in bytes of the parsed unit header.
 
uint64_t getLength () const
 
dwarf::DwarfFormat getFormat () const
 
uint8_t getUnitType () const
 
bool isTypeUnit () const
 
uint64_t getAbbrOffset () const
 
uint64_t getNextUnitOffset () const
 
const DWARFSection & getLineSection () const
 
StringRef getStringSection () const
 
const DWARFSection & getStringOffsetSection () const
 
void setSkeletonUnit (DWARFUnit *SU)
 
DWARFUnit * getLinkedUnit ()
 
void setAddrOffsetSection (const DWARFSection *AOS, uint64_t Base)
 
std::optional< uint64_t > getAddrOffsetSectionBase () const
 
std::optional< uint64_t > getIndexedAddressOffset (uint64_t Index)
 Returns offset to the indexed address value inside .debug_addr section.
 
void updateAddressDieMap (DWARFDie Die)
 Recursively update address to Die map.
 
void updateVariableDieMap (DWARFDie Die)
 Recursively update address to variable Die map.
 
void setRangesSection (const DWARFSection *RS, uint64_t Base)
 
uint64_t getLocSectionBase () const
 
std::optional< object::SectionedAddress > getAddrOffsetSectionItem (uint32_t Index) const
 
Expected< uint64_t > getStringOffsetSectionItem (uint32_t Index) const
 
DWARFDataExtractor getDebugInfoExtractor () const
 
DataExtractor getStringExtractor () const
 
const DWARFLocationTable & getLocationTable ()
 
Error extractRangeList (uint64_t RangeListOffset, DWARFDebugRangeList &RangeList) const
 Extract the range list referenced by this compile unit from the .debug_ranges section.
 
void clear ()
 
const std::optional< StrOffsetsContributionDescriptor > & getStringOffsetsTableContribution ()
 
uint8_t getDwarfStringOffsetsByteSize () const
 
uint64_t getStringOffsetsBase () const
 
uint64_t getAbbreviationsOffset () const
 
const DWARFAbbreviationDeclarationSet * getAbbreviations () const
 
std::optional< object::SectionedAddress > getBaseAddress ()
 
DWARFDie getUnitDIE (bool ExtractUnitDIEOnly=true)
 
DWARFDie getNonSkeletonUnitDIE (bool ExtractUnitDIEOnly=true, StringRef DWOAlternativeLocation={})
 
const char * getCompilationDir ()
 
std::optional< uint64_t > getDWOId ()
 
void setDWOId (uint64_t NewID)
 
Expected< DWARFAddressRangesVector > findRnglistFromOffset (uint64_t Offset)
 Return a vector of address ranges resulting from a (possibly encoded) range list starting at a given offset in the appropriate ranges section.
 
Expected< DWARFAddressRangesVector > findRnglistFromIndex (uint32_t Index)
 Return a vector of address ranges retrieved from an encoded range list whose offset is found via a table lookup given an index (DWARF v5 and later).
 
std::optional< uint64_t > getRnglistOffset (uint32_t Index)
 Return a rangelist's offset based on an index.
 
std::optional< uint64_t > getLoclistOffset (uint32_t Index)
 
Expected< DWARFAddressRangesVector > collectAddressRanges ()
 
Expected< DWARFLocationExpressionsVector > findLoclistFromOffset (uint64_t Offset)
 
DWARFDie getSubroutineForAddress (uint64_t Address)
 Returns subprogram DIE with address range encompassing the provided address.
 
DWARFDie getVariableForAddress (uint64_t Address)
 Returns variable DIE for the address provided.
 
void getInlinedChainForAddress (uint64_t Address, SmallVectorImpl< DWARFDie > &InlinedChain)
 getInlinedChainForAddress - fetches inlined chain for a given address.
 
const DWARFUnitVector & getUnitVector () const
 Return the DWARFUnitVector containing this unit.
 
unsigned getNumDIEs ()
 Returns the number of DIEs in the unit.
 
uint32_t getDIEIndex (const DWARFDie &D) const
 Return the index of a DIE inside the unit's DIE vector.
 
DWARFDie getDIEAtIndex (unsigned Index)
 Return the DIE object at the given index Index.
 
DWARFDie getParent (const DWARFDebugInfoEntry *Die)
 
DWARFDie getSibling (const DWARFDebugInfoEntry *Die)
 
DWARFDie getPreviousSibling (const DWARFDebugInfoEntry *Die)
 
DWARFDie getFirstChild (const DWARFDebugInfoEntry *Die)
 
DWARFDie getLastChild (const DWARFDebugInfoEntry *Die)
 
DWARFDie getDIEForOffset (uint64_t Offset)
 Return the DIE object for a given offset Offset inside the unit's DIE vector.
 
std::optional< uint32_t > getDIEIndexForOffset (uint64_t Offset)
 Return the DIE index for a given offset Offset inside the unit's DIE vector.
 
uint32_t getLineTableOffset () const
 
die_iterator_range dies ()
 
virtual void dump (raw_ostream &OS, DIDumpOptions DumpOpts)=0
 
Error tryExtractDIEsIfNeeded (bool CUDieOnly)
 

Static Public Member Functions

static bool classof (const DWARFUnit *U)
 Enable LLVM-style RTTI.
 
- Static Public Member Functions inherited from llvm::DWARFUnit
static bool isMatchingUnitTypeAndTag (uint8_t UnitType, dwarf::Tag Tag)
 

Additional Inherited Members

- Protected Member Functions inherited from llvm::DWARFUnit
uint32_t getDIEIndex (const DWARFDebugInfoEntry *Die) const
 Return the index of a Die entry inside the unit's DIE vector.
 
const DWARFDebugInfoEntry * getDebugInfoEntry (unsigned Index) const
 Return DWARFDebugInfoEntry for the specified index Index.
 
const DWARFDebugInfoEntry * getParentEntry (const DWARFDebugInfoEntry *Die) const
 
const DWARFDebugInfoEntry * getSiblingEntry (const DWARFDebugInfoEntry *Die) const
 
const DWARFDebugInfoEntry * getPreviousSiblingEntry (const DWARFDebugInfoEntry *Die) const
 
const DWARFDebugInfoEntry * getFirstChildEntry (const DWARFDebugInfoEntry *Die) const
 
const DWARFDebugInfoEntry * getLastChildEntry (const DWARFDebugInfoEntry *Die) const
 
const DWARFUnitHeader & getHeader () const
 
Expected< std::optional< StrOffsetsContributionDescriptor > > determineStringOffsetsTableContribution (DWARFDataExtractor &DA)
 Find the unit's contribution to the string offsets table and determine its length and form.
 
Expected< std::optional< StrOffsetsContributionDescriptor > > determineStringOffsetsTableContributionDWO (DWARFDataExtractor &DA)
 Find the unit's contribution to the string offsets table and determine its length and form.
 

Detailed Description

Definition at line 22 of file DWARFCompileUnit.h.

Constructor & Destructor Documentation

◆ DWARFCompileUnit()

llvm::DWARFCompileUnit::DWARFCompileUnit ( DWARFContext &  Context,
const DWARFSection &  Section,
const DWARFUnitHeader &  Header,
const DWARFDebugAbbrev *  DA,
const DWARFSection *  RS,
const DWARFSection *  LocSection,
StringRef  SS,
const DWARFSection &  SOS,
const DWARFSection *  AOS,
const DWARFSection &  LS,
bool  LE,
bool  IsDWO,
const DWARFUnitVector &  UnitVector 
)
inline

Definition at line 24 of file DWARFCompileUnit.h.

◆ ~DWARFCompileUnit()

DWARFCompileUnit::~DWARFCompileUnit ( )
overridedefault

VTable anchor.

Member Function Documentation

◆ classof()

static bool llvm::DWARFCompileUnit::classof ( const DWARFUnit *  U)
inlinestatic

Enable LLVM-style RTTI.

Definition at line 38 of file DWARFCompileUnit.h.

◆ dump()

void DWARFCompileUnit::dump ( raw_ostream &  OS,
DIDumpOptions  DumpOpts 
)
overridevirtual

Dump this compile unit to OS.

Implements llvm::DWARFUnit.

Definition at line 18 of file DWARFCompileUnit.cpp.

References llvm::DWARFDie::dump(), llvm::DIDumpOptions::DumpNonSkeleton, llvm::format(), llvm::dwarf::FormatString(), llvm::DWARFUnit::getAbbreviations(), llvm::DWARFUnit::getAbbrOffset(), llvm::DWARFUnit::getAddressByteSize(), llvm::dwarf::getDwarfOffsetByteSize(), llvm::DWARFUnit::getDWOId(), llvm::DWARFUnit::getFormat(), llvm::DWARFUnit::getLength(), llvm::DWARFUnit::getNextUnitOffset(), llvm::DWARFUnit::getNonSkeletonUnitDIE(), llvm::DWARFUnit::getOffset(), llvm::DWARFUnit::getUnitDIE(), llvm::DWARFUnit::getUnitType(), llvm::DWARFUnit::getVersion(), OS, llvm::DIDumpOptions::SummarizeTypes, and llvm::dwarf::UnitTypeString().

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