LLVM  15.0.0git
Public Member Functions | List of all members
llvm::DwarfTypeUnit Class Referencefinal

#include "CodeGen/AsmPrinter/DwarfUnit.h"

Inheritance diagram for llvm::DwarfTypeUnit:
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Collaboration diagram for llvm::DwarfTypeUnit:
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Public Member Functions

 DwarfTypeUnit (DwarfCompileUnit &CU, AsmPrinter *A, DwarfDebug *DW, DwarfFile *DWU, MCDwarfDwoLineTable *SplitLineTable=nullptr)
 
void setTypeSignature (uint64_t Signature)
 
void setType (const DIE *Ty)
 
void emitHeader (bool UseOffsets) override
 Emit the header for this unit, not including the initial length field. More...
 
unsigned getHeaderSize () const override
 Compute the size of a header for this unit, not including the initial length field. More...
 
void addGlobalName (StringRef Name, const DIE &Die, const DIScope *Context) override
 Add a new global name to the compile unit. More...
 
void addGlobalType (const DIType *Ty, const DIE &Die, const DIScope *Context) override
 Add a new global type to the compile unit. More...
 
DwarfCompileUnitgetCU () override
 
- Public Member Functions inherited from llvm::DwarfUnit
AsmPrintergetAsmPrinter () const
 
MCSymbolgetEndLabel () const
 
uint16_t getLanguage () const
 
const DICompileUnitgetCUNode () const
 
DwarfDebuggetDwarfDebug () const
 
bool hasContent () const
 Return true if this compile unit has something to write out. More...
 
std::string getParentContextString (const DIScope *Context) const
 Get string containing language specific context for a global name. More...
 
DIEgetDIE (const DINode *D) const
 Returns the DIE map slot for the specified debug variable. More...
 
DIELocgetDIELoc ()
 Returns a fresh newly allocated DIELoc. More...
 
void insertDIE (const DINode *Desc, DIE *D)
 Insert DIE into the map. More...
 
void insertDIE (DIE *D)
 
void addFlag (DIE &Die, dwarf::Attribute Attribute)
 Add a flag that is true to the DIE. More...
 
void addUInt (DIEValueList &Die, dwarf::Attribute Attribute, Optional< dwarf::Form > Form, uint64_t Integer)
 Add an unsigned integer attribute data and value. More...
 
void addUInt (DIEValueList &Block, dwarf::Form Form, uint64_t Integer)
 
void addSInt (DIEValueList &Die, dwarf::Attribute Attribute, Optional< dwarf::Form > Form, int64_t Integer)
 Add an signed integer attribute data and value. More...
 
void addSInt (DIELoc &Die, Optional< dwarf::Form > Form, int64_t Integer)
 
void addString (DIE &Die, dwarf::Attribute Attribute, StringRef Str)
 Add a string attribute data and value. More...
 
void addLabel (DIEValueList &Die, dwarf::Attribute Attribute, dwarf::Form Form, const MCSymbol *Label)
 Add a Dwarf label attribute data and value. More...
 
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. More...
 
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. More...
 
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. More...
 
void addDIEEntry (DIE &Die, dwarf::Attribute Attribute, DIE &Entry)
 Add a DIE attribute data and value. More...
 
void addDIEEntry (DIE &Die, dwarf::Attribute Attribute, DIEEntry Entry)
 Add a DIE attribute data and value. More...
 
void addDIETypeSignature (DIE &Die, uint64_t Signature)
 Add a type's DW_AT_signature and set the declaration flag. More...
 
void addBlock (DIE &Die, dwarf::Attribute Attribute, DIELoc *Loc)
 Add block data. More...
 
void addBlock (DIE &Die, dwarf::Attribute Attribute, DIEBlock *Block)
 Add block data. More...
 
void addBlock (DIE &Die, dwarf::Attribute Attribute, dwarf::Form Form, DIEBlock *Block)
 
void addSourceLine (DIE &Die, unsigned Line, const DIFile *File)
 Add location information to specified debug information entry. More...
 
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. More...
 
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. More...
 
void addLinkageName (DIE &Die, StringRef LinkageName)
 Add a linkage name, if it isn't empty. More...
 
void addTemplateParams (DIE &Buffer, DINodeArray TParams)
 Add template parameters in buffer. More...
 
void addThrownTypes (DIE &Die, DINodeArray ThrownTypes)
 Add thrown types. More...
 
void addAccess (DIE &Die, DINode::DIFlags Flags)
 Add the accessibility attribute. More...
 
void addType (DIE &Entity, const DIType *Ty, dwarf::Attribute Attribute=dwarf::DW_AT_type)
 Add a new type attribute to the specified entity. More...
 
DIEgetOrCreateNameSpace (const DINamespace *NS)
 
DIEgetOrCreateModule (const DIModule *M)
 
DIEgetOrCreateSubprogramDIE (const DISubprogram *SP, bool Minimal=false)
 
void applySubprogramAttributes (const DISubprogram *SP, DIE &SPDie, bool SkipSPAttributes=false)
 
DIEcreateTypeDIE (const DIScope *Context, DIE &ContextDIE, const DIType *Ty)
 Creates type DIE with specific context. More...
 
DIEgetOrCreateTypeDIE (const MDNode *TyNode)
 Find existing DIE or create new DIE for the given type. More...
 
DIEgetOrCreateContextDIE (const DIScope *Context)
 Get context owner's DIE. More...
 
void constructContainingTypeDIEs ()
 Construct DIEs for types that contain vtables. More...
 
void constructSubprogramArguments (DIE &Buffer, DITypeRefArray Args)
 Construct function argument DIEs. More...
 
DIEcreateAndAddDIE (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. More...
 
bool useSegmentedStringOffsetsTable () const
 
void addStringOffsetsStart ()
 Add the DW_AT_str_offsets_base attribute to the unit DIE. More...
 
void addRnglistsBase ()
 Add the DW_AT_rnglists_base attribute to the unit DIE. More...
 
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. More...
 
void addSectionLabel (DIE &Die, dwarf::Attribute Attribute, const MCSymbol *Label, const MCSymbol *Sec)
 Add a Dwarf section label attribute data and value. More...
 
void addAnnotation (DIE &Buffer, DINodeArray Annotations)
 Add DW_TAG_LLVM_annotation. More...
 
DIEcreateTypeDIE (const DICompositeType *Ty)
 Get context owner's DIE. More...
 
- Public Member Functions inherited from llvm::DIEUnit
 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. More...
 
MCSectiongetSection () const
 Return the section that this DIEUnit will be emitted into. More...
 
void setDebugSectionOffset (uint64_t O)
 
uint64_t getDebugSectionOffset () const
 
DIEgetUnitDie ()
 
const DIEgetUnitDie () const
 

Additional Inherited Members

- Protected Member Functions inherited from llvm::DwarfUnit
 DwarfUnit (dwarf::Tag, const DICompileUnit *Node, AsmPrinter *A, DwarfDebug *DW, DwarfFile *DWU)
 
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. More...
 
template<typename T >
void addAttribute (DIEValueList &Die, dwarf::Attribute Attribute, dwarf::Form Form, T &&Value)
 
 ~DwarfUnit ()
 
DIEgetOrCreateStaticMemberDIE (const DIDerivedType *DT)
 Create new static data member DIE. More...
 
void emitCommonHeader (bool UseOffsets, dwarf::UnitType UT)
 Emit the common part of the header for this unit. More...
 
- Protected Member Functions inherited from llvm::DIEUnit
virtual ~DIEUnit ()=default
 .debug_info or .debug_types absolute section offset. More...
 
- Protected Attributes inherited from llvm::DwarfUnit
const DICompileUnitCUNode
 MDNode for the compile unit. More...
 
BumpPtrAllocator DIEValueAllocator
 
AsmPrinterAsm
 Target of Dwarf emission. More...
 
MCSymbolEndLabel = nullptr
 Emitted at the end of the CU and used to compute the CU Length field. More...
 
DwarfDebugDD
 
DwarfFileDU
 
DIEIndexTyDie = nullptr
 An anonymous type for index type. Owned by DIEUnit. More...
 
DenseMap< const MDNode *, DIE * > MDNodeToDieMap
 Tracks the mapping of unit level debug information variables to debug information entries. More...
 
std::vector< DIEBlock * > DIEBlocks
 A list of all the DIEBlocks in use. More...
 
std::vector< DIELoc * > DIELocs
 A list of all the DIELocs in use. More...
 
DenseMap< DIE *, const DINode * > ContainingTypeMap
 This map is used to keep track of subprogram DIEs that need DW_AT_containing_type attribute. More...
 

Detailed Description

Definition at line 355 of file DwarfUnit.h.

Constructor & Destructor Documentation

◆ DwarfTypeUnit()

DwarfTypeUnit::DwarfTypeUnit ( DwarfCompileUnit CU,
AsmPrinter A,
DwarfDebug DW,
DwarfFile DWU,
MCDwarfDwoLineTable SplitLineTable = nullptr 
)

Definition at line 88 of file DwarfUnit.cpp.

Member Function Documentation

◆ addGlobalName()

void DwarfTypeUnit::addGlobalName ( StringRef  Name,
const DIE Die,
const DIScope Context 
)
overridevirtual

Add a new global name to the compile unit.

Implements llvm::DwarfUnit.

Definition at line 1813 of file DwarfUnit.cpp.

References llvm::DwarfCompileUnit::addGlobalNameForTypeUnit(), Context, and getCU().

◆ addGlobalType()

void DwarfTypeUnit::addGlobalType ( const DIType Ty,
const DIE Die,
const DIScope Context 
)
overridevirtual

Add a new global type to the compile unit.

Implements llvm::DwarfUnit.

Definition at line 1818 of file DwarfUnit.cpp.

References llvm::DwarfCompileUnit::addGlobalTypeUnitType(), Context, and getCU().

◆ emitHeader()

void DwarfTypeUnit::emitHeader ( bool  UseOffsets)
overridevirtual

Emit the header for this unit, not including the initial length field.

Implements llvm::DwarfUnit.

Definition at line 1782 of file DwarfUnit.cpp.

References llvm::DwarfUnit::Asm, llvm::DwarfUnit::DD, llvm::DwarfUnit::emitCommonHeader(), llvm::AsmPrinter::emitDwarfLengthOrOffset(), llvm::AsmPrinter::OutStreamer, and llvm::DwarfDebug::useSplitDwarf().

◆ getCU()

DwarfCompileUnit& llvm::DwarfTypeUnit::getCU ( )
inlineoverridevirtual

Implements llvm::DwarfUnit.

Definition at line 383 of file DwarfUnit.h.

Referenced by addGlobalName(), and addGlobalType().

◆ getHeaderSize()

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

Compute the size of a header for this unit, not including the initial length field.

Reimplemented from llvm::DwarfUnit.

Definition at line 375 of file DwarfUnit.h.

References llvm::DwarfUnit::Asm, llvm::AsmPrinter::getDwarfOffsetByteSize(), and llvm::DwarfUnit::getHeaderSize().

◆ setType()

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

Definition at line 371 of file DwarfUnit.h.

Referenced by llvm::DwarfDebug::addDwarfTypeUnitType().

◆ setTypeSignature()

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

Definition at line 370 of file DwarfUnit.h.

Referenced by llvm::DwarfDebug::addDwarfTypeUnitType().


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