LLVM: llvm::DwarfTypeUnit Class Reference (original) (raw)

#include "[CodeGen/AsmPrinter/DwarfUnit.h](DwarfUnit%5F8h%5Fsource.html)"

Public Member Functions
DwarfTypeUnit (DwarfCompileUnit &CU, AsmPrinter *A, DwarfDebug *DW, DwarfFile *DWU, unsigned UniqueID, MCDwarfDwoLineTable *SplitLineTable=nullptr)
void setTypeSignature (uint64_t Signature)
uint64_t getTypeSignature () const
Returns Type Signature.
void setType (const DIE *Ty)
void emitHeader (bool UseOffsets) override
Emit the header for this unit, not including the initial length field.
unsigned getHeaderSize () const override
Compute the size of a header for this unit, not including the initial length field.
void addGlobalName (StringRef Name, const DIE &Die, const DIScope *Context) override
Add a new global name to the compile unit.
void addGlobalTypeImpl (const DIType *Ty, const DIE &Die, const DIScope *Context) override
Add a new global type to the compile unit.
DwarfCompileUnit & getCU () override
Public Member Functions inherited from llvm::DwarfUnit
unsigned getUniqueID () const
Gets Unique ID for this unit.
AsmPrinter * getAsmPrinter () const
MCSymbol * getLabelBegin () const
Get the the symbol for start of the section for this unit.
MCSymbol * getEndLabel () const
llvm::dwarf::SourceLanguage getSourceLanguage () const
const DICompileUnit * getCUNode () const
DwarfDebug & getDwarfDebug () const
bool hasContent () const
Return true if this compile unit has something to write out.
std::string getParentContextString (const DIScope *Context) const
Get string containing language specific context for a global name.
void addGlobalType (const DIType *Ty, const DIE &Die, const DIScope *Context)
DIE * getDIE (const DINode *D) const
Returns the DIE map slot for the specified debug variable.
DIELoc * getDIELoc ()
Returns a fresh newly allocated DIELoc.
void insertDIE (const DINode *Desc, DIE *D)
Insert DIE into the map.
void insertDIE (DIE *D)
void addFlag (DIE &Die, dwarf::Attribute Attribute)
Add a flag that is true to the DIE.
void addUInt (DIEValueList &Die, dwarf::Attribute Attribute, std::optional< dwarf::Form > Form, uint64_t Integer)
Add an unsigned integer attribute data and value.
void addUInt (DIEValueList &Block, dwarf::Form Form, uint64_t Integer)
void addSInt (DIEValueList &Die, dwarf::Attribute Attribute, std::optional< dwarf::Form > Form, int64_t Integer)
Add an signed integer attribute data and value.
void addSInt (DIEValueList &Die, std::optional< dwarf::Form > Form, int64_t Integer)
void addInt (DIE &Die, dwarf::Attribute Attribute, const APInt &Integer, bool Unsigned)
Add an integer attribute data and value; value may be any width.
void addString (DIE &Die, dwarf::Attribute Attribute, StringRef Str)
Add a string attribute data and value.
void addLabel (DIEValueList &Die, dwarf::Attribute Attribute, dwarf::Form Form, const MCSymbol *Label)
Add a Dwarf label attribute data and value.
void addLabel (DIELoc &Die, dwarf::Form Form, const MCSymbol *Label)
void addSectionOffset (DIE &Die, dwarf::Attribute Attribute, uint64_t Integer)
Add an offset into a section attribute data and value.
void addOpAddress (DIELoc &Die, const MCSymbol *Sym)
Add a dwarf op address data and value using the form given and an op of either DW_FORM_addr or DW_FORM_GNU_addr_index.
void addPoolOpAddress (DIEValueList &Die, const MCSymbol *Label)
void addLabelDelta (DIEValueList &Die, dwarf::Attribute Attribute, const MCSymbol *Hi, const MCSymbol *Lo)
Add a label delta attribute data and value.
void addDIEEntry (DIE &Die, dwarf::Attribute Attribute, DIE &Entry)
Add a DIE attribute data and value.
void addDIEEntry (DIE &Die, dwarf::Attribute Attribute, DIEEntry Entry)
Add a DIE attribute data and value.
void addDIETypeSignature (DIE &Die, uint64_t Signature)
Add a type's DW_AT_signature and set the declaration flag.
void addBlock (DIE &Die, dwarf::Attribute Attribute, DIELoc *Loc)
Add block data.
void addBlock (DIE &Die, dwarf::Attribute Attribute, DIEBlock *Block)
Add block data.
void addBlock (DIE &Die, dwarf::Attribute Attribute, dwarf::Form Form, DIEBlock *Block)
void addBlock (DIE &Die, dwarf::Attribute Attribute, const DIExpression *Expr)
Add an expression as block data.
void addSourceLine (DIE &Die, unsigned Line, unsigned Column, const DIFile *File)
Add location information to specified debug information entry.
void addSourceLine (DIE &Die, const DILocalVariable *V)
void addSourceLine (DIE &Die, const DIGlobalVariable *G)
void addSourceLine (DIE &Die, const DISubprogram *SP)
void addSourceLine (DIE &Die, const DILabel *L)
void addSourceLine (DIE &Die, const DIType *Ty)
void addSourceLine (DIE &Die, const DIObjCProperty *Ty)
void addConstantValue (DIE &Die, const ConstantInt *CI, const DIType *Ty)
Add constant value entry in variable DIE.
void addConstantValue (DIE &Die, const APInt &Val, const DIType *Ty)
void addConstantValue (DIE &Die, const APInt &Val, bool Unsigned)
void addConstantValue (DIE &Die, uint64_t Val, const DIType *Ty)
void addConstantValue (DIE &Die, bool Unsigned, uint64_t Val)
void addConstantFPValue (DIE &Die, const ConstantFP *CFP)
Add constant value entry in variable DIE.
void addLinkageName (DIE &Die, StringRef LinkageName)
Add a linkage name, if it isn't empty.
void addTemplateParams (DIE &Buffer, DINodeArray TParams)
Add template parameters in buffer.
void addThrownTypes (DIE &Die, DINodeArray ThrownTypes)
Add thrown types.
void addAccess (DIE &Die, DINode::DIFlags Flags)
Add the accessibility attribute.
void addType (DIE &Entity, const DIType *Ty, dwarf::Attribute Attribute=dwarf::DW_AT_type)
Add a new type attribute to the specified entity.
DIE * getOrCreateNameSpace (const DINamespace *NS)
DIE * getOrCreateModule (const DIModule *M)
virtual DIE * getOrCreateSubprogramDIE (const DISubprogram *SP, const Function *FnHint, bool Minimal=false)
void applySubprogramAttributes (const DISubprogram *SP, DIE &SPDie, bool SkipSPAttributes=false)
DIE * createTypeDIE (const DIScope *Context, DIE &ContextDIE, const DIType *Ty)
Creates type DIE with specific context.
virtual DIE * getOrCreateTypeDIE (const MDNode *TyNode)
Find existing DIE or create new DIE for the given type.
virtual DIE * getOrCreateContextDIE (const DIScope *Context)
Get context owner's DIE.
void constructContainingTypeDIEs ()
Construct DIEs for types that contain vtables.
std::optional< unsigned > constructSubprogramArguments (DIE &Buffer, DITypeRefArray Args)
Construct function argument DIEs.
DIE & createAndAddDIE (dwarf::Tag Tag, DIE &Parent, const DINode *N=nullptr)
Create a DIE with the given Tag, add the DIE to its parent, and call insertDIE if MD is not null.
bool useSegmentedStringOffsetsTable () const
void addStringOffsetsStart ()
Add the DW_AT_str_offsets_base attribute to the unit DIE.
void addRnglistsBase ()
Add the DW_AT_rnglists_base attribute to the unit DIE.
void constructTypeDIE (DIE &Buffer, const DICompositeType *CTy)
void addSectionDelta (DIE &Die, dwarf::Attribute Attribute, const MCSymbol *Hi, const MCSymbol *Lo)
addSectionDelta - Add a label delta attribute data and value.
void addSectionLabel (DIE &Die, dwarf::Attribute Attribute, const MCSymbol *Label, const MCSymbol *Sec)
Add a Dwarf section label attribute data and value.
void addAnnotation (DIE &Buffer, DINodeArray Annotations)
Add DW_TAG_LLVM_annotation.
DIE * createTypeDIE (const DICompositeType *Ty)
Get context owner's DIE.
void updateAcceleratorTables (const DIScope *Context, const DIType *Ty, const DIE &TyDIE)
If this is a named finished type then include it in the list of types for the accelerator tables.
Public Member Functions inherited from llvm::DIEUnit
LLVM_ABI DIEUnit (dwarf::Tag UnitTag)
DIEUnit (const DIEUnit &RHS)=delete
DIEUnit (DIEUnit &&RHS)=delete
void operator= (const DIEUnit &RHS)=delete
void operator= (const DIEUnit &&RHS)=delete
void setSection (MCSection *Section)
Set the section that this DIEUnit will be emitted into.
MCSection * getSection () const
Return the section that this DIEUnit will be emitted into.
void setDebugSectionOffset (uint64_t O)
uint64_t getDebugSectionOffset () const
DIE & getUnitDie ()
const DIE & getUnitDie () const
Additional Inherited Members
Protected Member Functions inherited from llvm::DwarfUnit
DwarfUnit (dwarf::Tag, const DICompileUnit *Node, AsmPrinter *A, DwarfDebug *DW, DwarfFile *DWU, unsigned UniqueID=0)
bool applySubprogramDefinitionAttributes (const DISubprogram *SP, DIE &SPDie, bool Minimal)
bool isShareableAcrossCUs (const DINode *D) const
Check whether the DIE for this MDNode can be shared across CUs.
template<typename T>
void addAttribute (DIEValueList &Die, dwarf::Attribute Attribute, dwarf::Form Form, T &&Value)
~DwarfUnit () override
DIE * getOrCreateStaticMemberDIE (const DIDerivedType *DT)
Create new static data member DIE.
void emitCommonHeader (bool UseOffsets, dwarf::UnitType UT)
Emit the common part of the header for this unit.
bool shouldPlaceInUnitDIE (const DISubprogram *SP, bool Minimal)
DIE * getOrCreateSubprogramContextDIE (const DISubprogram *SP, bool IgnoreScope)
Protected Member Functions inherited from llvm::DIEUnit
virtual ~DIEUnit ()=default
.debug_info or .debug_types absolute section offset.
Protected Attributes inherited from llvm::DwarfUnit
unsigned UniqueID
A numeric ID unique among all CUs in the module.
const DICompileUnit * CUNode
MDNode for the compile unit.
BumpPtrAllocator DIEValueAllocator
AsmPrinter * Asm
Target of Dwarf emission.
MCSymbol * LabelBegin = nullptr
The start of the unit within its section.
MCSymbol * EndLabel = nullptr
Emitted at the end of the CU and used to compute the CU Length field.
DwarfDebug * DD
DwarfFile * DU
DIE * IndexTyDie = nullptr
An anonymous type for index type. Owned by DIEUnit.
DenseMap< const MDNode *, DIE * > MDNodeToDieMap
Tracks the mapping of unit level debug information variables to debug information entries.
std::vector< DIEBlock * > DIEBlocks
A list of all the DIEBlocks in use.
std::vector< DIELoc * > DIELocs
A list of all the DIELocs in use.
DenseMap< DIE *, const DINode * > ContainingTypeMap
This map is used to keep track of subprogram DIEs that need DW_AT_containing_type attribute.

Definition at line 414 of file DwarfUnit.h.

◆ addGlobalName()

◆ addGlobalTypeImpl()

◆ emitHeader()

void DwarfTypeUnit::emitHeader ( bool UseOffsets) overridevirtual

◆ getCU()

◆ getHeaderSize()

unsigned llvm::DwarfTypeUnit::getHeaderSize ( ) const inlineoverridevirtual

◆ getTypeSignature()

uint64_t llvm::DwarfTypeUnit::getTypeSignature ( ) const inline

◆ setType()

void llvm::DwarfTypeUnit::setType ( const DIE * Ty) inline

◆ setTypeSignature()

void llvm::DwarfTypeUnit::setTypeSignature ( uint64_t Signature) inline

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