#include "CodeGen/AsmPrinter/DwarfCompileUnit.h"

Inheritance diagram for llvm::DwarfCompileUnit:

Classes
struct	BaseTypeRef

struct	GlobalExpr
	A pair of GlobalVariable and DIExpression. More...

Public Types
using	InlinedEntity = DbgValueHistoryMap::InlinedEntity
	Find abstract variable associated with Var.

Public Member Functions
	DwarfCompileUnit (unsigned UID, const DICompileUnit Node, AsmPrinter A, DwarfDebug DW, DwarfFile DWU, UnitKind Kind=UnitKind::Full)

bool	hasRangeLists () const

DwarfCompileUnit *	getSkeleton () const

bool	includeMinimalInlineScopes () const

void	initStmtList ()

void	applyStmtList (DIE &D)
	Apply the DW_AT_stmt_list from this compile unit to the specified DIE.

MCSymbol *	getLineTableStartSym () const
	Get line table start symbol for this unit.

DIE *	getOrCreateGlobalVariableDIE (const DIGlobalVariable *GV, ArrayRef< GlobalExpr > GlobalExprs)
	Get or create global variable DIE.

DIE *	getOrCreateCommonBlock (const DICommonBlock *CB, ArrayRef< GlobalExpr > GlobalExprs)

void	addLocationAttribute (DIE ToDIE, const DIGlobalVariable GV, ArrayRef< GlobalExpr > GlobalExprs)

void	addLabelAddress (DIE &Die, dwarf::Attribute Attribute, const MCSymbol *Label)
	addLabelAddress - Add a dwarf label attribute data and value using either DW_FORM_addr or DW_FORM_GNU_addr_index.

void	addLocalLabelAddress (DIE &Die, dwarf::Attribute Attribute, const MCSymbol *Label)
	addLocalLabelAddress - Add a dwarf label attribute data and value using DW_FORM_addr only.

DwarfCompileUnit &	getCU () override

unsigned	getOrCreateSourceID (const DIFile *File) override
	Look up the source ID for the given file.

void	addRange (RangeSpan Range)
	addRange - Add an address range to the list of ranges for this unit.

void	attachLowHighPC (DIE &D, const MCSymbol Begin, const MCSymbol End)

DIE &	updateSubprogramScopeDIE (const DISubprogram *SP)
	Find DIE for the given subprogram and attach appropriate DW_AT_low_pc and DW_AT_high_pc attributes.

void	constructScopeDIE (LexicalScope *Scope, DIE &ParentScopeDIE)

void	addScopeRangeList (DIE &ScopeDIE, SmallVector< RangeSpan, 2 > Range)
	A helper function to construct a RangeSpanList for a given lexical scope.

void	attachRangesOrLowHighPC (DIE &D, SmallVector< RangeSpan, 2 > Ranges)

void	attachRangesOrLowHighPC (DIE &D, const SmallVectorImpl< InsnRange > &Ranges)

DIE *	constructInlinedScopeDIE (LexicalScope *Scope, DIE &ParentScopeDIE)
	This scope represents an inlined body of a function.

DIE *	constructLexicalScopeDIE (LexicalScope *Scope)
	Construct new DW_TAG_lexical_block for this scope and attach DW_AT_low_pc/DW_AT_high_pc labels.

DIE *	getLexicalBlockDIE (const DILexicalBlock *LB)
	Get a DIE for the given DILexicalBlock.

DIE *	constructVariableDIE (DbgVariable &DV, bool Abstract=false)
	Construct a DIE for the given DbgVariable.

DIE *	constructVariableDIE (DbgVariable &DV, const LexicalScope &Scope, DIE *&ObjectPointer)
	Convenience overload which writes the DIE pointer into an out variable ObjectPointer in addition to returning it.

DIE *	constructLabelDIE (DbgLabel &DL, const LexicalScope &Scope)
	Construct a DIE for the given DbgLabel.

void	createBaseTypeDIEs ()

DIE *	getOrCreateContextDIE (const DIScope *Ty) override
	Construct a DIE for a given scope.

DIE &	constructSubprogramScopeDIE (const DISubprogram Sub, LexicalScope Scope)
	Construct a DIE for this subprogram scope.

DIE *	createAndAddScopeChildren (LexicalScope *Scope, DIE &ScopeDIE)

void	constructAbstractSubprogramScopeDIE (LexicalScope *Scope)

bool	useGNUAnalogForDwarf5Feature () const
	Whether to use the GNU analog for a DWARF5 tag, attribute, or location atom.

dwarf::Tag	getDwarf5OrGNUTag (dwarf::Tag Tag) const
	This takes a DWARF 5 tag and returns it or a GNU analog.

dwarf::Attribute	getDwarf5OrGNUAttr (dwarf::Attribute Attr) const
	This takes a DWARF 5 attribute and returns it or a GNU analog.

dwarf::LocationAtom	getDwarf5OrGNULocationAtom (dwarf::LocationAtom Loc) const
	This takes a DWARF 5 location atom and either returns it or a GNU analog.

DIE &	constructCallSiteEntryDIE (DIE &ScopeDIE, const DISubprogram CalleeSP, bool IsTail, const MCSymbol PCAddr, const MCSymbol *CallAddr, unsigned CallReg)
	Construct a call site entry DIE describing a call within `Scope` to a callee described by `CalleeSP`.

void	constructCallSiteParmEntryDIEs (DIE &CallSiteDIE, SmallVector< DbgCallSiteParam, 4 > &Params)
	Construct call site parameter DIEs for the `CallSiteDIE`.

DIE *	getOrCreateImportedEntityDIE (const DIImportedEntity *IE)
	Get or create a DIE for an imported entity.

DIE *	constructImportedEntityDIE (const DIImportedEntity *IE)

void	finishSubprogramDefinition (const DISubprogram *SP)

void	finishEntityDefinition (const DbgEntity *Entity)

DbgEntity *	getExistingAbstractEntity (const DINode *Node)

void	createAbstractEntity (const DINode Node, LexicalScope Scope)

void	setSkeleton (DwarfCompileUnit &Skel)
	Set the skeleton unit associated with this unit.

unsigned	getHeaderSize () const override
	Compute the size of a header for this unit, not including the initial length field.

unsigned	getLength ()

void	emitHeader (bool UseOffsets) override
	Emit the header for this unit, not including the initial length field.

void	addAddrTableBase ()
	Add the DW_AT_addr_base attribute to the unit DIE.

MCSymbol *	getMacroLabelBegin () const

void	addGlobalName (StringRef Name, const DIE &Die, const DIScope *Context) override
	Add a new global name to the compile unit.

void	addGlobalNameForTypeUnit (StringRef Name, const DIScope *Context)
	Add a new global name present in a type unit to this compile unit.

void	addGlobalTypeImpl (const DIType Ty, const DIE &Die, const DIScope Context) override
	Add a new global type to the compile unit.

void	addGlobalTypeUnitType (const DIType Ty, const DIScope Context)
	Add a new global type present in a type unit to this compile unit.

const StringMap< const DIE * > &	getGlobalNames () const

const StringMap< const DIE * > &	getGlobalTypes () const

void	addVariableAddress (const DbgVariable &DV, DIE &Die, MachineLocation Location)
	Add DW_AT_location attribute for a DbgVariable based on provided MachineLocation.

void	addAddress (DIE &Die, dwarf::Attribute Attribute, const MachineLocation &Location)
	Add an address attribute to a die based on the location provided.

void	addComplexAddress (const DIExpression *DIExpr, DIE &Die, dwarf::Attribute Attribute, const MachineLocation &Location)
	Start with the address based on the location provided, and generate the DWARF information necessary to find the actual variable (navigating the extra location information encoded in the type) based on the starting location.

void	addLocationList (DIE &Die, dwarf::Attribute Attribute, unsigned Index)
	Add a Dwarf loclistptr attribute data and value.

void	applyCommonDbgVariableAttributes (const DbgVariable &Var, DIE &VariableDie)
	Add attributes to `Var` which reflect the common attributes of `VariableDie`, namely those which are not dependant on the active variant.

void	addExpr (DIELoc &Die, dwarf::Form Form, const MCExpr *Expr)
	Add a Dwarf expression attribute data and value.

void	applySubprogramAttributesToDefinition (const DISubprogram *SP, DIE &SPDie)

void	applyLabelAttributes (const DbgLabel &Label, DIE &LabelDie)

const SmallVectorImpl< RangeSpan > &	getRanges () const
	getRanges - Get the list of ranges for this unit.

SmallVector< RangeSpan, 2 >	takeRanges ()

void	setBaseAddress (const MCSymbol *Base)

const MCSymbol *	getBaseAddress () const

uint64_t	getDWOId () const

void	setDWOId (uint64_t DwoId)

bool	hasDwarfPubSections () const

void	addBaseTypeRef (DIEValueList &Die, int64_t Idx)

MDNodeSetVector &	getDeferredLocalDecls ()

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

uint16_t	getLanguage () 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.

virtual void	addGlobalName (StringRef Name, const DIE &Die, const DIScope *Context)=0
	Add a new global name to the compile unit.

virtual void	addGlobalTypeImpl (const DIType Ty, const DIE &Die, const DIScope Context)=0
	Add a new global type to the compile unit.

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 (DIELoc &Die, std::optional< dwarf::Form > Form, int64_t Integer)

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	addSourceLine (DIE &Die, unsigned Line, 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)

DIE *	getOrCreateSubprogramDIE (const DISubprogram *SP, 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.

void	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

virtual unsigned	getHeaderSize () const
	Compute the size of a header for this unit, not including the initial length field.

virtual void	emitHeader (bool UseOffsets)=0
	Emit the header for this unit, not including the initial length field.

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.

virtual DwarfCompileUnit &	getCU ()=0

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.

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.

virtual const MCSymbol *	getCrossSectionRelativeBaseAddress () const

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

Public Attributes
std::vector< BaseTypeRef >	ExprRefedBaseTypes

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 ()

DIE *	getOrCreateStaticMemberDIE (const DIDerivedType *DT)
	Create new static data member DIE.

virtual unsigned	getOrCreateSourceID (const DIFile *File)=0
	Look up the source ID for the given file.

void	emitCommonHeader (bool UseOffsets, dwarf::UnitType UT)
	Emit the common part of the header for this unit.

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.

Detailed Description

Definition at line 45 of file DwarfCompileUnit.h.

Member Typedef Documentation

◆ InlinedEntity

using llvm::DwarfCompileUnit::InlinedEntity = DbgValueHistoryMap::InlinedEntity

Find abstract variable associated with Var.

Definition at line 302 of file DwarfCompileUnit.h.

Constructor & Destructor Documentation

◆ DwarfCompileUnit()

DwarfCompileUnit::DwarfCompileUnit	(	unsigned	UID,
		const DICompileUnit *	Node,
		AsmPrinter *	A,
		DwarfDebug *	DW,
		DwarfFile *	DWU,
		UnitKind	Kind = `UnitKind::Full`
	)

Definition at line 73 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::Asm, llvm::AsmPrinter::createTempSymbol(), llvm::DIEUnit::getUnitDie(), and llvm::DwarfUnit::insertDIE().

Member Function Documentation

◆ addAddress()

void DwarfCompileUnit::addAddress	(	DIE &	Die,
		dwarf::Attribute	Attribute,
		const MachineLocation &	Location
	)

Add an address attribute to a die based on the location provided.

Definition at line 1572 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addBlock(), llvm::DwarfExpression::addExpression(), llvm::DwarfExpression::addMachineRegExpression(), llvm::DwarfUnit::addUInt(), llvm::DwarfUnit::Asm, llvm::DwarfUnit::DIEValueAllocator, llvm::DIEDwarfExpression::finalize(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::MachineFunction::getSubtarget(), llvm::AsmPrinter::MF, llvm::DwarfExpression::setMemoryLocationKind(), llvm::DwarfExpression::TagOffset, and TRI.

Referenced by addVariableAddress(), constructCallSiteEntryDIE(), constructCallSiteParmEntryDIEs(), and updateSubprogramScopeDIE().

◆ addAddrTableBase()

void DwarfCompileUnit::addAddrTableBase ( )

Add the DW_AT_addr_base attribute to the unit DIE.

Definition at line 1687 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addSectionLabel(), llvm::DwarfUnit::Asm, llvm::DwarfUnit::DD, llvm::DwarfDebug::getAddressPool(), llvm::MCSection::getBeginSymbol(), llvm::MCObjectFileInfo::getDwarfAddrSection(), llvm::DwarfDebug::getDwarfVersion(), llvm::AddressPool::getLabel(), llvm::AsmPrinter::getObjFileLowering(), and llvm::DIEUnit::getUnitDie().

◆ addBaseTypeRef()

void DwarfCompileUnit::addBaseTypeRef	(	DIEValueList &	Die,
		int64_t	Idx
	)

Definition at line 1696 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addAttribute(), llvm::DwarfUnit::DIEValueAllocator, and Idx.

◆ addComplexAddress()

void DwarfCompileUnit::addComplexAddress	(	const DIExpression *	DIExpr,
		DIE &	Die,
		dwarf::Attribute	Attribute,
		const MachineLocation &	Location
	)

Start with the address based on the location provided, and generate the DWARF information necessary to find the actual variable (navigating the extra location information encoded in the type) based on the starting location.

Start with the address based on the location provided, and generate the DWARF information necessary to find the actual variable given the extra address information encoded in the DbgVariable, starting from the starting location.

Add the DWARF information to the die.

Definition at line 1597 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addBlock(), llvm::DwarfExpression::addExpression(), llvm::DwarfExpression::addFragmentOffset(), llvm::DwarfExpression::addMachineRegExpression(), llvm::DwarfUnit::addUInt(), llvm::DwarfUnit::Asm, llvm::DwarfExpression::beginEntryValueExpression(), llvm::DwarfUnit::DIEValueAllocator, llvm::DIEDwarfExpression::finalize(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::MachineFunction::getSubtarget(), llvm::DIExpression::isEntryValue(), llvm::AsmPrinter::MF, llvm::DwarfExpression::setLocation(), llvm::DwarfExpression::TagOffset, and TRI.

Referenced by addVariableAddress().

◆ addExpr()

void DwarfCompileUnit::addExpr	(	DIELoc &	Die,
		dwarf::Form	Form,
		const MCExpr *	Expr
	)

Add a Dwarf expression attribute data and value.

Definition at line 1661 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addAttribute().

Referenced by addLocationAttribute().

◆ addGlobalName()

void DwarfCompileUnit::addGlobalName	(	StringRef	Name,
		const DIE &	Die,
		const DIScope *	Context
	)

overridevirtual

Add a new global name to the compile unit.

addGlobalName - Add a new global name to the compile unit.

Implements llvm::DwarfUnit.

Definition at line 1521 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::getParentContextString(), hasDwarfPubSections(), and Name.

Referenced by applySubprogramAttributesToDefinition(), getOrCreateCommonBlock(), and getOrCreateGlobalVariableDIE().

◆ addGlobalNameForTypeUnit()

void DwarfCompileUnit::addGlobalNameForTypeUnit	(	StringRef	Name,
		const DIScope *	Context
	)

Add a new global name present in a type unit to this compile unit.

Definition at line 1529 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::getParentContextString(), llvm::DIEUnit::getUnitDie(), hasDwarfPubSections(), and Name.

Referenced by llvm::DwarfTypeUnit::addGlobalName().

◆ addGlobalTypeImpl()

void DwarfCompileUnit::addGlobalTypeImpl	(	const DIType *	Ty,
		const DIE &	Die,
		const DIScope *	Context
	)

overridevirtual

Add a new global type to the compile unit.

Add a new global type to the unit.

Implements llvm::DwarfUnit.

Definition at line 1542 of file DwarfCompileUnit.cpp.

References llvm::DIType::getName(), llvm::DwarfUnit::getParentContextString(), hasDwarfPubSections(), and llvm::StringRef::str().

◆ addGlobalTypeUnitType()

void DwarfCompileUnit::addGlobalTypeUnitType	(	const DIType *	Ty,
		const DIScope *	Context
	)

Add a new global type present in a type unit to this compile unit.

Definition at line 1550 of file DwarfCompileUnit.cpp.

References llvm::DIType::getName(), llvm::DwarfUnit::getParentContextString(), llvm::DIEUnit::getUnitDie(), hasDwarfPubSections(), and llvm::StringRef::str().

Referenced by llvm::DwarfTypeUnit::addGlobalTypeImpl().

◆ addLabelAddress()

void DwarfCompileUnit::addLabelAddress	(	DIE &	Die,
		dwarf::Attribute	Attribute,
		const MCSymbol *	Label
	)

addLabelAddress - Add a dwarf label attribute data and value using either DW_FORM_addr or DW_FORM_GNU_addr_index.

addLabelAddress - Add a dwarf label attribute data and value using DW_FORM_addr or DW_FORM_GNU_addr_index.

Definition at line 83 of file DwarfCompileUnit.cpp.

References llvm::DwarfDebug::addArangeLabel(), llvm::DwarfUnit::addAttribute(), llvm::DwarfUnit::addBlock(), addLocalLabelAddress(), llvm::DwarfUnit::addPoolOpAddress(), assert(), llvm::sampleprof::Base, llvm::DwarfUnit::DD, llvm::DwarfUnit::DIEValueAllocator, llvm::DwarfDebug::getAddressPool(), llvm::DwarfDebug::getDwarfVersion(), llvm::AddressPool::getIndex(), llvm::DwarfDebug::getSectionLabel(), llvm::DwarfDebug::useAddrOffsetExpressions(), llvm::DwarfDebug::useAddrOffsetForm(), and llvm::DwarfDebug::useSplitDwarf().

Referenced by attachLowHighPC(), constructCallSiteEntryDIE(), and finishEntityDefinition().

◆ addLocalLabelAddress()

void DwarfCompileUnit::addLocalLabelAddress	(	DIE &	Die,
		dwarf::Attribute	Attribute,
		const MCSymbol *	Label
	)

addLocalLabelAddress - Add a dwarf label attribute data and value using DW_FORM_addr only.

Definition at line 123 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addAttribute().

Referenced by addLabelAddress().

◆ addLocationAttribute()

void DwarfCompileUnit::addLocationAttribute	(	DIE *	ToDIE,
		const DIGlobalVariable *	GV,
		ArrayRef< GlobalExpr >	GlobalExprs
	)

Definition at line 218 of file DwarfCompileUnit.cpp.

References llvm::DwarfDebug::addAccelName(), llvm::DwarfDebug::addArangeLabel(), llvm::DwarfUnit::addBlock(), llvm::DwarfUnit::addConstantValue(), addExpr(), llvm::DwarfUnit::addLinkageName(), llvm::DwarfUnit::addOpAddress(), llvm::DwarfUnit::addSInt(), llvm::DwarfUnit::addUInt(), llvm::DwarfUnit::Asm, assert(), llvm::DwarfUnit::CUNode, llvm::DwarfUnit::DD, llvm::DwarfUnit::DIEValueAllocator, llvm::DIExpression::extractAddressClass(), llvm::DwarfDebug::getAddressPool(), llvm::MCAsmInfo::getCodePointerSize(), llvm::TargetLoweringObjectFile::getDebugThreadLocalSymbol(), llvm::MCRegisterInfo::getDwarfRegNum(), llvm::DIExpression::getElement(), llvm::AddressPool::getIndex(), llvm::TargetLoweringObjectFile::getIndirectSymViaRWPI(), llvm::TargetLoweringObjectFile::getKindForGlobal(), llvm::DIGlobalVariable::getLinkageName(), llvm::TargetMachine::getMCRegisterInfo(), llvm::DIVariable::getName(), llvm::DICompileUnit::getNameTableKind(), llvm::AsmPrinter::getObjFileLowering(), llvm::TargetMachine::getRelocationModel(), llvm::TargetLoweringObjectFile::getStaticBase(), llvm::AsmPrinter::getSymbol(), llvm::TargetMachine::getTargetTriple(), llvm::Global, llvm::DIExpression::isConstant(), llvm::Triple::isNVPTX(), llvm::SectionKind::isReadOnly(), llvm::Triple::isWasm(), llvm::AsmPrinter::MAI, llvm::Reloc::PIC_, llvm::Reloc::ROPI_RWPI, llvm::Reloc::RWPI, llvm::ArrayRef< T >::size(), llvm::TargetLoweringObjectFile::supportDebugThreadLocalLocation(), Sym, llvm::AsmPrinter::TM, llvm::DwarfDebug::tuneForGDB(), llvm::DIExpression::UnsignedConstant, llvm::DwarfDebug::useAllLinkageNames(), llvm::TargetMachine::useEmulatedTLS(), llvm::DwarfDebug::useGNUTLSOpcode(), and llvm::DwarfDebug::useSplitDwarf().

Referenced by getOrCreateCommonBlock(), and getOrCreateGlobalVariableDIE().

◆ addLocationList()

void DwarfCompileUnit::addLocationList	(	DIE &	Die,
		dwarf::Attribute	Attribute,
		unsigned	Index
	)

Add a Dwarf loclistptr attribute data and value.

Definition at line 1624 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addAttribute(), llvm::DwarfUnit::DD, llvm::DwarfDebug::getDwarfSectionOffsetForm(), and llvm::DwarfDebug::getDwarfVersion().

◆ addRange()

void DwarfCompileUnit::addRange ( RangeSpan Range )

addRange - Add an address range to the list of ranges for this unit.

Definition at line 414 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::DD, llvm::DwarfDebug::getPrevCU(), llvm::DwarfDebug::insertSectionLabel(), Range, llvm::DwarfDebug::setPrevCU(), and llvm::DwarfDebug::terminateLineTable().

Referenced by addScopeRangeList(), and llvm::DwarfDebug::endFunctionImpl().

◆ addScopeRangeList()

void DwarfCompileUnit::addScopeRangeList	(	DIE &	ScopeDIE,
		SmallVector< RangeSpan, 2 >	Range
	)

A helper function to construct a RangeSpanList for a given lexical scope.

Definition at line 619 of file DwarfCompileUnit.cpp.

References addRange(), llvm::DwarfUnit::addSectionDelta(), llvm::DwarfUnit::addSectionLabel(), llvm::DwarfUnit::addUInt(), llvm::DwarfUnit::Asm, llvm::DwarfUnit::DD, llvm::DwarfUnit::DU, llvm::MCSection::getBeginSymbol(), llvm::MCObjectFileInfo::getDwarfRangesSection(), llvm::DwarfDebug::getDwarfVersion(), llvm::AsmPrinter::getObjFileLowering(), llvm::List, and Range.

Referenced by attachRangesOrLowHighPC().

◆ addVariableAddress()

void DwarfCompileUnit::addVariableAddress	(	const DbgVariable &	DV,
		DIE &	Die,
		MachineLocation	Location
	)

Add DW_AT_location attribute for a DbgVariable based on provided MachineLocation.

Definition at line 1562 of file DwarfCompileUnit.cpp.

References addAddress(), and addComplexAddress().

◆ applyCommonDbgVariableAttributes()

void DwarfCompileUnit::applyCommonDbgVariableAttributes	(	const DbgVariable &	Var,
		DIE &	VariableDie
	)

Add attributes to Var which reflect the common attributes of VariableDie, namely those which are not dependant on the active variant.

Definition at line 1632 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addAnnotation(), llvm::DwarfUnit::addFlag(), llvm::DwarfUnit::addSourceLine(), llvm::DwarfUnit::addString(), llvm::DwarfUnit::addType(), llvm::DwarfUnit::addUInt(), llvm::DbgVariable::getName(), llvm::DbgVariable::getType(), llvm::DbgVariable::getVariable(), llvm::DbgVariable::isArtificial(), and Name.

Referenced by constructVariableDIE(), and finishEntityDefinition().

◆ applyLabelAttributes()

void DwarfCompileUnit::applyLabelAttributes	(	const DbgLabel &	Label,
		DIE &	LabelDie
	)

Definition at line 1651 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addSourceLine(), llvm::DwarfUnit::addString(), and Name.

Referenced by constructLabelDIE(), and finishEntityDefinition().

◆ applyStmtList()

void DwarfCompileUnit::applyStmtList ( DIE & D )

Apply the DW_AT_stmt_list from this compile unit to the specified DIE.

Definition at line 458 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addSectionLabel(), llvm::DwarfUnit::Asm, D, llvm::MCSection::getBeginSymbol(), llvm::MCObjectFileInfo::getDwarfLineSection(), and llvm::AsmPrinter::getObjFileLowering().

◆ applySubprogramAttributesToDefinition()

void DwarfCompileUnit::applySubprogramAttributesToDefinition	(	const DISubprogram *	SP,
		DIE &	SPDie
	)

Definition at line 1666 of file DwarfCompileUnit.cpp.

References addGlobalName(), llvm::DwarfUnit::applySubprogramAttributes(), llvm::DIScope::getName(), llvm::DIScope::getScope(), and includeMinimalInlineScopes().

Referenced by constructAbstractSubprogramScopeDIE(), and finishSubprogramDefinition().

◆ attachLowHighPC()

void DwarfCompileUnit::attachLowHighPC	(	DIE &	D,
		const MCSymbol *	Begin,
		const MCSymbol *	End
	)

Definition at line 464 of file DwarfCompileUnit.cpp.

References addLabelAddress(), llvm::DwarfUnit::addLabelDelta(), assert(), D, llvm::DwarfUnit::DD, End, llvm::DwarfDebug::getDwarfVersion(), and llvm::MCSymbol::isDefined().

Referenced by attachRangesOrLowHighPC().

◆ attachRangesOrLowHighPC() [1/2]

void DwarfCompileUnit::attachRangesOrLowHighPC	(	DIE &	D,
		const SmallVectorImpl< InsnRange > &	Ranges
	)

Definition at line 667 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::Asm, attachRangesOrLowHighPC(), llvm::DwarfUnit::DD, llvm::DwarfUnit::EndLabel, llvm::DebugHandlerBase::getLabelAfterInsn(), llvm::DebugHandlerBase::getLabelBeforeInsn(), llvm::ilist_node_with_parent< NodeTy, ParentTy, Options >::getNextNode(), llvm::MachineBasicBlock::getSectionID(), llvm::MachineBasicBlock::isEndSection(), llvm::List, MBB, llvm::AsmPrinter::MBBSectionRanges, and llvm::MachineBasicBlock::sameSection().

◆ attachRangesOrLowHighPC() [2/2]

void DwarfCompileUnit::attachRangesOrLowHighPC	(	DIE &	D,
		SmallVector< RangeSpan, 2 >	Ranges
	)

Definition at line 652 of file DwarfCompileUnit.cpp.

References addScopeRangeList(), llvm::DwarfDebug::alwaysUseRanges(), assert(), attachLowHighPC(), llvm::RangeSpan::Begin, llvm::DwarfUnit::DD, llvm::RangeSpan::End, llvm::DwarfDebug::getSectionLabel(), and llvm::DwarfDebug::useRangesSection().

Referenced by attachRangesOrLowHighPC(), constructInlinedScopeDIE(), constructLexicalScopeDIE(), and updateSubprogramScopeDIE().

◆ constructAbstractSubprogramScopeDIE()

void DwarfCompileUnit::constructAbstractSubprogramScopeDIE ( LexicalScope * Scope )

Definition at line 1167 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addDIEEntry(), llvm::DwarfUnit::addSInt(), applySubprogramAttributesToDefinition(), llvm::count(), llvm::DwarfUnit::createAndAddDIE(), createAndAddScopeChildren(), llvm::DwarfUnit::DD, llvm::dwarf::DW_INL_inlined, llvm::DwarfDebug::getDwarfVersion(), getOrCreateContextDIE(), llvm::DwarfUnit::getOrCreateSubprogramDIE(), llvm::DIEUnit::getUnitDie(), llvm::DIE::getUnitDie(), includeMinimalInlineScopes(), and llvm::DwarfDebug::lookupCU().

◆ constructCallSiteEntryDIE()

DIE & DwarfCompileUnit::constructCallSiteEntryDIE	(	DIE &	ScopeDIE,
		const DISubprogram *	CalleeSP,
		bool	IsTail,
		const MCSymbol *	PCAddr,
		const MCSymbol *	CallAddr,
		unsigned	CallReg
	)

Construct a call site entry DIE describing a call within Scope to a callee described by CalleeSP.

IsTail specifies whether the call is a tail call. PCAddr points to the PC value after the call instruction. CallAddr points to the PC value at the call instruction (or is null). CallReg is a register location for an indirect call. For direct calls the CallReg is set to 0.

Definition at line 1261 of file DwarfCompileUnit.cpp.

References addAddress(), llvm::DwarfUnit::addDIEEntry(), llvm::DwarfUnit::addFlag(), addLabelAddress(), llvm::DwarfUnit::addLinkageName(), AddLinkageNamesToDeclCallOriginsForTuning(), assert(), llvm::DwarfUnit::createAndAddDIE(), llvm::DwarfUnit::DD, llvm::DIE::findAttribute(), getDwarf5OrGNUAttr(), getDwarf5OrGNUTag(), llvm::DwarfUnit::getOrCreateSubprogramDIE(), and useGNUAnalogForDwarf5Feature().

◆ constructCallSiteParmEntryDIEs()

void DwarfCompileUnit::constructCallSiteParmEntryDIEs	(	DIE &	CallSiteDIE,
		SmallVector< DbgCallSiteParam, 4 > &	Params
	)

Construct call site parameter DIEs for the CallSiteDIE.

The Params were collected by the collectCallSiteParameters. Note: The order of parameters does not matter, since debuggers recognize call site parameters by the DW_AT_location attribute.

Definition at line 1323 of file DwarfCompileUnit.cpp.

References addAddress(), llvm::DwarfUnit::addBlock(), llvm::DIE::addChild(), llvm::DwarfUnit::Asm, llvm::DwarfUnit::DIEValueAllocator, llvm::DwarfDebug::emitDebugLocValue(), llvm::DIEDwarfExpression::finalize(), llvm::DIE::get(), getDwarf5OrGNUAttr(), getDwarf5OrGNUTag(), llvm::DwarfUnit::insertDIE(), and llvm::DwarfExpression::setCallSiteParamValueFlag().

◆ constructImportedEntityDIE()

DIE * DwarfCompileUnit::constructImportedEntityDIE ( const DIImportedEntity * IE )

◆ constructInlinedScopeDIE()

DIE * DwarfCompileUnit::constructInlinedScopeDIE	(	LexicalScope *	Scope,
		DIE &	ParentScopeDIE
	)

This scope represents an inlined body of a function.

Construct a DIE to represent this concrete inlined copy of the function.

Definition at line 701 of file DwarfCompileUnit.cpp.

References llvm::DIE::addChild(), llvm::DwarfUnit::addDIEEntry(), llvm::DwarfDebug::addSubprogramNames(), llvm::DwarfUnit::addUInt(), assert(), attachRangesOrLowHighPC(), llvm::DwarfUnit::CUNode, llvm::DwarfUnit::DD, llvm::DwarfUnit::DIEValueAllocator, llvm::DIE::get(), llvm::getDISubprogram(), llvm::DwarfDebug::getDwarfVersion(), llvm::DICompileUnit::getNameTableKind(), and getOrCreateSourceID().

Referenced by constructScopeDIE().

◆ constructLabelDIE()

DIE * DwarfCompileUnit::constructLabelDIE	(	DbgLabel &	DL,
		const LexicalScope &	Scope
	)

Construct a DIE for the given DbgLabel.

Definition at line 976 of file DwarfCompileUnit.cpp.

References applyLabelAttributes(), llvm::DwarfUnit::DIEValueAllocator, DL, llvm::DIE::get(), and llvm::DwarfUnit::insertDIE().

Referenced by createAndAddScopeChildren().

◆ constructLexicalScopeDIE()

DIE * DwarfCompileUnit::constructLexicalScopeDIE ( LexicalScope * Scope )

Construct new DW_TAG_lexical_block for this scope and attach DW_AT_low_pc/DW_AT_high_pc labels.

Definition at line 738 of file DwarfCompileUnit.cpp.

References assert(), attachRangesOrLowHighPC(), llvm::count(), llvm::DwarfUnit::DD, llvm::DwarfUnit::DIEValueAllocator, llvm::DIE::get(), and llvm::DwarfDebug::isLexicalScopeDIENull().

Referenced by constructScopeDIE().

◆ constructScopeDIE()

void DwarfCompileUnit::constructScopeDIE	(	LexicalScope *	Scope,
		DIE &	ParentScopeDIE
	)

Definition at line 587 of file DwarfCompileUnit.cpp.

References llvm::DIE::addChild(), assert(), constructInlinedScopeDIE(), constructLexicalScopeDIE(), createAndAddScopeChildren(), llvm::DwarfUnit::DD, and llvm::DwarfDebug::isLexicalScopeDIENull().

Referenced by createAndAddScopeChildren().

◆ constructSubprogramScopeDIE()

DIE & DwarfCompileUnit::constructSubprogramScopeDIE	(	const DISubprogram *	Sub,
		LexicalScope *	Scope
	)

Construct a DIE for this subprogram scope.

Definition at line 1091 of file DwarfCompileUnit.cpp.

References llvm::DIE::addChild(), llvm::DwarfUnit::addDIEEntry(), assert(), createAndAddScopeChildren(), llvm::DwarfUnit::DIEValueAllocator, llvm::DIE::get(), includeMinimalInlineScopes(), llvm::DITypeRefArray::size(), and updateSubprogramScopeDIE().

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

◆ constructVariableDIE() [1/2]

DIE * DwarfCompileUnit::constructVariableDIE	(	DbgVariable &	DV,
		bool	Abstract = `false`
	)

Construct a DIE for the given DbgVariable.

Definition at line 761 of file DwarfCompileUnit.cpp.

References applyCommonDbgVariableAttributes(), llvm::DbgVariable::asVariant(), llvm::DwarfUnit::DIEValueAllocator, llvm::DIE::get(), llvm::DbgVariable::getTag(), llvm::DbgVariable::getVariable(), llvm::DwarfUnit::insertDIE(), and llvm::DbgEntity::setDIE().

Referenced by constructVariableDIE(), and createAndAddScopeChildren().

◆ constructVariableDIE() [2/2]

DIE * DwarfCompileUnit::constructVariableDIE	(	DbgVariable &	DV,
		const LexicalScope &	Scope,
		DIE *&	ObjectPointer
	)

Convenience overload which writes the DIE pointer into an out variable ObjectPointer in addition to returning it.

Definition at line 967 of file DwarfCompileUnit.cpp.

References constructVariableDIE(), and llvm::DbgVariable::isObjectPointer().

◆ createAbstractEntity()

void DwarfCompileUnit::createAbstractEntity	(	const DINode *	Node,
		LexicalScope *	Scope
	)

Definition at line 1471 of file DwarfCompileUnit.cpp.

References llvm::DwarfFile::addScopeLabel(), llvm::DwarfFile::addScopeVariable(), assert(), and llvm::DwarfUnit::DU.

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

◆ createAndAddScopeChildren()

DIE * DwarfCompileUnit::createAndAddScopeChildren	(	LexicalScope *	Scope,
		DIE &	ScopeDIE
	)

◆ createBaseTypeDIEs()

void DwarfCompileUnit::createBaseTypeDIEs ( )

Definition at line 1701 of file DwarfCompileUnit.cpp.

References llvm::DIE::addChildFront(), llvm::DwarfUnit::addString(), llvm::DwarfUnit::addUInt(), llvm::dwarf::AttributeEncodingString(), llvm::DwarfUnit::DIEValueAllocator, llvm::divideCeil(), ExprRefedBaseTypes, llvm::DIE::get(), llvm::DIEUnit::getUnitDie(), llvm::reverse(), and llvm::Twine::toStringRef().

◆ emitHeader()

void DwarfCompileUnit::emitHeader ( bool UseOffsets )

overridevirtual

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

Implements llvm::DwarfUnit.

Definition at line 1486 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::Asm, llvm::AsmPrinter::createTempSymbol(), llvm::DwarfUnit::DD, llvm::DwarfUnit::emitCommonHeader(), llvm::AsmPrinter::emitInt64(), llvm::DwarfDebug::getDwarfVersion(), getDWOId(), llvm::DwarfUnit::LabelBegin, llvm::AsmPrinter::OutStreamer, llvm::DwarfDebug::useSectionsAsReferences(), and llvm::DwarfDebug::useSplitDwarf().

◆ finishEntityDefinition()

void DwarfCompileUnit::finishEntityDefinition ( const DbgEntity * Entity )

Label may be used to generate DW_AT_low_pc, so put it outside if/else block.

Definition at line 1430 of file DwarfCompileUnit.cpp.

References llvm::DwarfDebug::addAccelName(), llvm::DwarfUnit::addDIEEntry(), addLabelAddress(), applyCommonDbgVariableAttributes(), applyLabelAttributes(), llvm::DwarfUnit::CUNode, llvm::DbgEntity::getDIE(), llvm::DwarfUnit::getDwarfDebug(), llvm::DbgEntity::getEntity(), getExistingAbstractEntity(), llvm::DICompileUnit::getNameTableKind(), llvm_unreachable, Name, and Sym.

◆ finishSubprogramDefinition()

void DwarfCompileUnit::finishSubprogramDefinition ( const DISubprogram * SP )

Definition at line 1416 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addDIEEntry(), applySubprogramAttributesToDefinition(), assert(), D, llvm::DwarfUnit::getDIE(), includeMinimalInlineScopes(), and lookup().

◆ getBaseAddress()

const MCSymbol * llvm::DwarfCompileUnit::getBaseAddress ( ) const

inline

Definition at line 384 of file DwarfCompileUnit.h.

◆ getCU()

DwarfCompileUnit & llvm::DwarfCompileUnit::getCU ( )

inlineoverridevirtual

Implements llvm::DwarfUnit.

Definition at line 200 of file DwarfCompileUnit.h.

Referenced by getOrCreateCommonBlock().

◆ getDeferredLocalDecls()

MDNodeSetVector & llvm::DwarfCompileUnit::getDeferredLocalDecls ( )

inline

Definition at line 393 of file DwarfCompileUnit.h.

◆ getDwarf5OrGNUAttr()

dwarf::Attribute DwarfCompileUnit::getDwarf5OrGNUAttr ( dwarf::Attribute Attr ) const

This takes a DWARF 5 attribute and returns it or a GNU analog.

Definition at line 1228 of file DwarfCompileUnit.cpp.

References llvm_unreachable, and useGNUAnalogForDwarf5Feature().

Referenced by constructCallSiteEntryDIE(), and constructCallSiteParmEntryDIEs().

◆ getDwarf5OrGNULocationAtom()

dwarf::LocationAtom DwarfCompileUnit::getDwarf5OrGNULocationAtom ( dwarf::LocationAtom Loc ) const

This takes a DWARF 5 location atom and either returns it or a GNU analog.

Definition at line 1250 of file DwarfCompileUnit.cpp.

References llvm_unreachable, and useGNUAnalogForDwarf5Feature().

◆ getDwarf5OrGNUTag()

dwarf::Tag DwarfCompileUnit::getDwarf5OrGNUTag ( dwarf::Tag Tag ) const

This takes a DWARF 5 tag and returns it or a GNU analog.

Definition at line 1214 of file DwarfCompileUnit.cpp.

References llvm_unreachable, and useGNUAnalogForDwarf5Feature().

Referenced by constructCallSiteEntryDIE(), and constructCallSiteParmEntryDIEs().

◆ getDWOId()

uint64_t llvm::DwarfCompileUnit::getDWOId ( ) const

inline

Definition at line 386 of file DwarfCompileUnit.h.

Referenced by emitHeader().

◆ getExistingAbstractEntity()

DbgEntity * DwarfCompileUnit::getExistingAbstractEntity ( const DINode * Node )

Definition at line 1463 of file DwarfCompileUnit.cpp.

References I.

Referenced by llvm::DwarfDebug::endFunctionImpl(), and finishEntityDefinition().

◆ getGlobalNames()

const StringMap< const DIE * > & llvm::DwarfCompileUnit::getGlobalNames ( ) const

inline

Definition at line 344 of file DwarfCompileUnit.h.

◆ getGlobalTypes()

const StringMap< const DIE * > & llvm::DwarfCompileUnit::getGlobalTypes ( ) const

inline

Definition at line 345 of file DwarfCompileUnit.h.

◆ getHeaderSize()

unsigned llvm::DwarfCompileUnit::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 309 of file DwarfCompileUnit.h.

References llvm::DwarfUnit::DD, llvm::DwarfDebug::getDwarfVersion(), llvm::DwarfUnit::getHeaderSize(), and llvm::DwarfDebug::useSplitDwarf().

Referenced by getLength().

◆ getLength()

unsigned llvm::DwarfCompileUnit::getLength ( )

inline

Definition at line 316 of file DwarfCompileUnit.h.

References llvm::DwarfUnit::Asm, getHeaderSize(), llvm::DIE::getSize(), llvm::DIEUnit::getUnitDie(), and llvm::AsmPrinter::getUnitLengthFieldByteSize().

◆ getLexicalBlockDIE()

DIE * DwarfCompileUnit::getLexicalBlockDIE ( const DILexicalBlock * LB )

Get a DIE for the given DILexicalBlock.

Note that this function assumes that the DIE has been already created and it's an error, if it hasn't.

Definition at line 1722 of file DwarfCompileUnit.cpp.

References assert(), llvm::count(), and llvm::DILocalScope::getSubprogram().

Referenced by getOrCreateContextDIE().

◆ getLineTableStartSym()

MCSymbol * llvm::DwarfCompileUnit::getLineTableStartSym ( ) const

inline

Get line table start symbol for this unit.

Definition at line 161 of file DwarfCompileUnit.h.

◆ getMacroLabelBegin()

MCSymbol * llvm::DwarfCompileUnit::getMacroLabelBegin ( ) const

inline

Definition at line 326 of file DwarfCompileUnit.h.

◆ getOrCreateCommonBlock()

DIE * DwarfCompileUnit::getOrCreateCommonBlock	(	const DICommonBlock *	CB,
		ArrayRef< GlobalExpr >	GlobalExprs
	)

Definition at line 397 of file DwarfCompileUnit.cpp.

References addGlobalName(), addLocationAttribute(), llvm::DwarfUnit::addSourceLine(), llvm::DwarfUnit::addString(), llvm::DwarfUnit::createAndAddDIE(), llvm::StringRef::empty(), getCU(), llvm::DICommonBlock::getDecl(), llvm::DwarfUnit::getDIE(), llvm::DICommonBlock::getFile(), llvm::DICommonBlock::getLineNo(), llvm::DICommonBlock::getName(), getOrCreateContextDIE(), llvm::DICommonBlock::getScope(), and Name.

Referenced by getOrCreateGlobalVariableDIE().

◆ getOrCreateContextDIE()

DIE * DwarfCompileUnit::getOrCreateContextDIE ( const DIScope * Ty )

overridevirtual

Construct a DIE for a given scope.

This instance of 'getOrCreateContextDIE()' can handle DILocalScope.

Reimplemented from llvm::DwarfUnit.

Definition at line 1733 of file DwarfCompileUnit.cpp.

References llvm::count(), getLexicalBlockDIE(), and llvm::DwarfUnit::getOrCreateContextDIE().

Referenced by constructAbstractSubprogramScopeDIE(), getOrCreateCommonBlock(), getOrCreateGlobalVariableDIE(), and getOrCreateImportedEntityDIE().

◆ getOrCreateGlobalVariableDIE()

DIE * DwarfCompileUnit::getOrCreateGlobalVariableDIE	(	const DIGlobalVariable *	GV,
		ArrayRef< GlobalExpr >	GlobalExprs
	)

Get or create global variable DIE.

Definition at line 152 of file DwarfCompileUnit.cpp.

Referenced by constructImportedEntityDIE().

◆ getOrCreateImportedEntityDIE()

DIE * DwarfCompileUnit::getOrCreateImportedEntityDIE ( const DIImportedEntity * IE )

Get or create a DIE for an imported entity.

Definition at line 1401 of file DwarfCompileUnit.cpp.

References llvm::DIE::addChild(), assert(), constructImportedEntityDIE(), llvm::DwarfUnit::getDIE(), and getOrCreateContextDIE().

Referenced by constructImportedEntityDIE().

◆ getOrCreateSourceID()

unsigned DwarfCompileUnit::getOrCreateSourceID ( const DIFile * File )

overridevirtual

Look up the source ID for the given file.

If none currently exists, create a new ID and insert it in the line table.

Implements llvm::DwarfUnit.

Definition at line 132 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::Asm, llvm::DwarfUnit::DD, llvm::DwarfDebug::getMD5AsBytes(), llvm::DwarfUnit::getUniqueID(), and llvm::AsmPrinter::OutStreamer.

Referenced by constructInlinedScopeDIE().

◆ getRanges()

const SmallVectorImpl< RangeSpan > & llvm::DwarfCompileUnit::getRanges ( ) const

inline

getRanges - Get the list of ranges for this unit.

Definition at line 380 of file DwarfCompileUnit.h.

◆ getSkeleton()

DwarfCompileUnit * llvm::DwarfCompileUnit::getSkeleton ( ) const

inline

Definition at line 149 of file DwarfCompileUnit.h.

References llvm::Skeleton.

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

◆ hasDwarfPubSections()

bool DwarfCompileUnit::hasDwarfPubSections ( ) const

◆ hasRangeLists()

bool llvm::DwarfCompileUnit::hasRangeLists ( ) const

inline

Definition at line 147 of file DwarfCompileUnit.h.

◆ includeMinimalInlineScopes()

bool DwarfCompileUnit::includeMinimalInlineScopes ( ) const

Definition at line 1682 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::DD, llvm::DwarfUnit::getCUNode(), llvm::DICompileUnit::getEmissionKind(), llvm::DICompileUnit::LineTablesOnly, and llvm::DwarfDebug::useSplitDwarf().

Referenced by applySubprogramAttributesToDefinition(), constructAbstractSubprogramScopeDIE(), constructSubprogramScopeDIE(), createAndAddScopeChildren(), finishSubprogramDefinition(), hasDwarfPubSections(), and updateSubprogramScopeDIE().

◆ initStmtList()

void DwarfCompileUnit::initStmtList ( )

Definition at line 437 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addSectionLabel(), llvm::DwarfUnit::Asm, llvm::DwarfUnit::CUNode, llvm::DwarfUnit::DD, llvm::MCSection::getBeginSymbol(), llvm::MCObjectFileInfo::getDwarfLineSection(), llvm::AsmPrinter::getObjFileLowering(), llvm::DwarfUnit::getUniqueID(), llvm::DIEUnit::getUnitDie(), llvm::DICompileUnit::isDebugDirectivesOnly(), llvm::AsmPrinter::OutStreamer, and llvm::DwarfDebug::useSectionsAsReferences().

◆ setBaseAddress()

void llvm::DwarfCompileUnit::setBaseAddress ( const MCSymbol * Base )

inline

Definition at line 383 of file DwarfCompileUnit.h.

References llvm::sampleprof::Base.

◆ setDWOId()

void llvm::DwarfCompileUnit::setDWOId ( uint64_t DwoId )

inline

Definition at line 387 of file DwarfCompileUnit.h.

◆ setSkeleton()

void llvm::DwarfCompileUnit::setSkeleton ( DwarfCompileUnit & Skel )

inline

Set the skeleton unit associated with this unit.

Definition at line 307 of file DwarfCompileUnit.h.

References llvm::Skeleton.

◆ takeRanges()

SmallVector< RangeSpan, 2 > llvm::DwarfCompileUnit::takeRanges ( )

inline

Definition at line 381 of file DwarfCompileUnit.h.

◆ updateSubprogramScopeDIE()

DIE & DwarfCompileUnit::updateSubprogramScopeDIE ( const DISubprogram * SP )

Find DIE for the given subprogram and attach appropriate DW_AT_low_pc and DW_AT_high_pc attributes.

If there are global variables in this scope then create and insert DIEs for these variables.

Definition at line 514 of file DwarfCompileUnit.cpp.

References addAddress(), llvm::DwarfUnit::addBlock(), llvm::DwarfExpression::addExpression(), llvm::DwarfUnit::addFlag(), llvm::DwarfUnit::addSInt(), llvm::DwarfDebug::addSubprogramNames(), llvm::DwarfUnit::addUInt(), llvm::DwarfExpression::addWasmLocation(), llvm::DwarfUnit::Asm, assert(), attachRangesOrLowHighPC(), llvm::TargetFrameLowering::DwarfFrameBase::CFA, llvm::DwarfUnit::CUNode, llvm::DwarfUnit::DD, llvm::DwarfUnit::DIEValueAllocator, llvm::TargetOptions::DisableFramePointerElim(), llvm::DIEDwarfExpression::finalize(), llvm::DwarfDebug::getCurrentFunction(), llvm::TargetFrameLowering::getDwarfFrameBase(), llvm::TargetSubtargetInfo::getFrameLowering(), llvm::DICompileUnit::getNameTableKind(), llvm::DwarfUnit::getOrCreateSubprogramDIE(), llvm::MachineFunction::getSubtarget(), llvm::MachineFunction::getTarget(), includeMinimalInlineScopes(), llvm::TargetFrameLowering::DwarfFrameBase::WasmFrameBase::Index, llvm::Register::isPhysicalRegister(), llvm::TargetFrameLowering::DwarfFrameBase::Kind, llvm::TargetFrameLowering::DwarfFrameBase::WasmFrameBase::Kind, llvm::TargetFrameLowering::DwarfFrameBase::Location, llvm::AsmPrinter::MBBSectionRanges, llvm::AsmPrinter::MF, llvm::TargetFrameLowering::DwarfFrameBase::Offset, llvm::TargetMachine::Options, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::TargetFrameLowering::DwarfFrameBase::Reg, llvm::TargetFrameLowering::DwarfFrameBase::Register, llvm::DwarfDebug::useAppleExtensionAttributes(), and llvm::TargetFrameLowering::DwarfFrameBase::WasmLoc.

Referenced by constructSubprogramScopeDIE().

◆ useGNUAnalogForDwarf5Feature()

bool DwarfCompileUnit::useGNUAnalogForDwarf5Feature ( ) const

Whether to use the GNU analog for a DWARF5 tag, attribute, or location atom.

Only applicable when emitting otherwise DWARF4-compliant debug info.

Definition at line 1210 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::DD, llvm::DwarfDebug::getDwarfVersion(), and llvm::DwarfDebug::tuneForLLDB().

Referenced by constructCallSiteEntryDIE(), getDwarf5OrGNUAttr(), getDwarf5OrGNULocationAtom(), and getDwarf5OrGNUTag().

Member Data Documentation

◆ ExprRefedBaseTypes

std::vector<BaseTypeRef> llvm::DwarfCompileUnit::ExprRefedBaseTypes

Definition at line 177 of file DwarfCompileUnit.h.

Referenced by createBaseTypeDIEs().

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

lib/CodeGen/AsmPrinter/DwarfCompileUnit.h
lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp

Classes

Public Types

Public Member Functions

Public Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ InlinedEntity

Constructor & Destructor Documentation

◆ DwarfCompileUnit()

Member Function Documentation

◆ addAddress()

◆ addAddrTableBase()

◆ addBaseTypeRef()

◆ addComplexAddress()

◆ addExpr()

◆ addGlobalName()

◆ addGlobalNameForTypeUnit()

◆ addGlobalTypeImpl()

◆ addGlobalTypeUnitType()

◆ addLabelAddress()

◆ addLocalLabelAddress()

◆ addLocationAttribute()

◆ addLocationList()

◆ addRange()

◆ addScopeRangeList()

◆ addVariableAddress()

◆ applyCommonDbgVariableAttributes()

◆ applyLabelAttributes()

◆ applyStmtList()

◆ applySubprogramAttributesToDefinition()

◆ attachLowHighPC()

◆ attachRangesOrLowHighPC() [1/2]

◆ attachRangesOrLowHighPC() [2/2]

◆ constructAbstractSubprogramScopeDIE()

◆ constructCallSiteEntryDIE()

◆ constructCallSiteParmEntryDIEs()

◆ constructImportedEntityDIE()

◆ constructInlinedScopeDIE()

◆ constructLabelDIE()

◆ constructLexicalScopeDIE()

◆ constructScopeDIE()

◆ constructSubprogramScopeDIE()

◆ constructVariableDIE() [1/2]

◆ constructVariableDIE() [2/2]

◆ createAbstractEntity()

◆ createAndAddScopeChildren()

◆ createBaseTypeDIEs()

◆ emitHeader()

◆ finishEntityDefinition()

◆ finishSubprogramDefinition()

◆ getBaseAddress()

◆ getCU()

◆ getDeferredLocalDecls()

◆ getDwarf5OrGNUAttr()

◆ getDwarf5OrGNULocationAtom()

◆ getDwarf5OrGNUTag()

◆ getDWOId()

◆ getExistingAbstractEntity()

◆ getGlobalNames()

◆ getGlobalTypes()

◆ getHeaderSize()

◆ getLength()

◆ getLexicalBlockDIE()

◆ getLineTableStartSym()

◆ getMacroLabelBegin()

◆ getOrCreateCommonBlock()

◆ getOrCreateContextDIE()

◆ getOrCreateGlobalVariableDIE()

◆ getOrCreateImportedEntityDIE()

◆ getOrCreateSourceID()

◆ getRanges()

◆ getSkeleton()

◆ hasDwarfPubSections()

◆ hasRangeLists()

◆ includeMinimalInlineScopes()

◆ initStmtList()

◆ setBaseAddress()

◆ setDWOId()

◆ setSkeleton()