llvm::DwarfCompileUnit Class Reference

#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
unsigned	getUniqueID () 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 *	getLabelBegin () const
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	addGlobalType (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
AsmPrinter *	getAsmPrinter () const
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	addGlobalType (const DIType *Ty, const DIE &Die, const DIScope *Context)=0
	Add a new global type to the compile unit.
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)
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
const DICompileUnit *	CUNode
	MDNode for the compile unit.
BumpPtrAllocator	DIEValueAllocator
AsmPrinter *	Asm
	Target of Dwarf emission.
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 46 of file DwarfCompileUnit.h.

Member Typedef Documentation

InlinedEntity

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

Find abstract variable associated with Var.

Definition at line 309 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 58 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 1539 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 1654 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 1663 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 1564 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 1628 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 1488 of file DwarfCompileUnit.cpp.

References Context, 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 1496 of file DwarfCompileUnit.cpp.

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

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

addGlobalType()

void DwarfCompileUnit::addGlobalType ( 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 1509 of file DwarfCompileUnit.cpp.

References Context, 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 1517 of file DwarfCompileUnit.cpp.

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

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

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 68 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 108 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 203 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::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 1591 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 397 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::DD, llvm::DwarfDebug::getPrevCU(), llvm::DwarfDebug::insertSectionLabel(), 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 602 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(), and llvm::List.

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 1529 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 1599 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 1618 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 441 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 1633 of file DwarfCompileUnit.cpp.

References addGlobalName(), llvm::DwarfUnit::applySubprogramAttributes(), Context, 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 447 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 650 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::getSectionIDNum(), 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 635 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 1149 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 1243 of file DwarfCompileUnit.cpp.

References addAddress(), llvm::DwarfUnit::addDIEEntry(), llvm::DwarfUnit::addFlag(), addLabelAddress(), assert(), llvm::DwarfUnit::createAndAddDIE(), 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 1299 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

)

Definition at line 1323 of file DwarfCompileUnit.cpp.

References llvm::DwarfDebug::addAccelNamespace(), llvm::DIE::addChild(), llvm::DwarfUnit::addDIEEntry(), llvm::DwarfUnit::addSourceLine(), llvm::DwarfUnit::addString(), assert(), constructImportedEntityDIE(), llvm::DwarfUnit::CUNode, llvm::DwarfUnit::DD, llvm::DwarfUnit::DIEValueAllocator, llvm::DIE::get(), llvm::DwarfUnit::getDIE(), llvm::Module::getName(), getOrCreateGlobalVariableDIE(), getOrCreateImportedEntityDIE(), llvm::DwarfUnit::getOrCreateModule(), llvm::DwarfUnit::getOrCreateNameSpace(), llvm::DwarfUnit::getOrCreateSubprogramDIE(), llvm::DwarfUnit::getOrCreateTypeDIE(), llvm::DwarfUnit::insertDIE(), lookup(), and Name.

Referenced by constructImportedEntityDIE(), and getOrCreateImportedEntityDIE().

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 684 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(), and getOrCreateSourceID().

Referenced by constructScopeDIE().

constructLabelDIE()

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

Construct a DIE for the given DbgLabel.

Definition at line 958 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 720 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 570 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 1073 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 743 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 949 of file DwarfCompileUnit.cpp.

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

createAbstractEntity()

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

Definition at line 1438 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
	)

Definition at line 1101 of file DwarfCompileUnit.cpp.

References llvm::DIE::addChild(), constructLabelDIE(), constructScopeDIE(), constructVariableDIE(), createAndAddScopeChildren(), llvm::DwarfUnit::DD, DL, llvm::DwarfUnit::DU, llvm::SetVector< T, Vector, Set, N >::empty(), llvm::DwarfDebug::getLocalDeclsForScope(), llvm::DwarfFile::getScopeLabels(), llvm::DwarfFile::getScopeVariables(), includeMinimalInlineScopes(), llvm::SetVector< T, Vector, Set, N >::insert(), and sortLocalVars().

Referenced by constructAbstractSubprogramScopeDIE(), constructScopeDIE(), constructSubprogramScopeDIE(), and createAndAddScopeChildren().

createBaseTypeDIEs()

void DwarfCompileUnit::createBaseTypeDIEs

(

)

Definition at line 1668 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 1453 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::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 1406 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addDIEEntry(), addLabelAddress(), applyCommonDbgVariableAttributes(), applyLabelAttributes(), llvm::DbgEntity::getDIE(), llvm::DbgEntity::getEntity(), getExistingAbstractEntity(), llvm_unreachable, and Sym.

finishSubprogramDefinition()

void DwarfCompileUnit::finishSubprogramDefinition

(

const DISubprogram *

SP

)

Definition at line 1392 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 396 of file DwarfCompileUnit.h.

getCU()

DwarfCompileUnit & llvm::DwarfCompileUnit::getCU ( )

inlineoverridevirtual

Implements llvm::DwarfUnit.

Definition at line 207 of file DwarfCompileUnit.h.

Referenced by getOrCreateCommonBlock().

getDeferredLocalDecls()

MDNodeSetVector & llvm::DwarfCompileUnit::getDeferredLocalDecls ( )

inline

Definition at line 405 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 1210 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 1232 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 1196 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 398 of file DwarfCompileUnit.h.

Referenced by emitHeader().

getExistingAbstractEntity()

DbgEntity * DwarfCompileUnit::getExistingAbstractEntity

(

const DINode *

Node

)

Definition at line 1430 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 356 of file DwarfCompileUnit.h.

getGlobalTypes()

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

inline

Definition at line 357 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 316 of file DwarfCompileUnit.h.

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

Referenced by getLength().

getLabelBegin()

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

inline

Definition at line 333 of file DwarfCompileUnit.h.

References assert().

Referenced by llvm::emitDWARF5AccelTable().

getLength()

unsigned llvm::DwarfCompileUnit::getLength ( )

inline

Definition at line 323 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 1689 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 168 of file DwarfCompileUnit.h.

getMacroLabelBegin()

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

inline

Definition at line 338 of file DwarfCompileUnit.h.

getOrCreateCommonBlock()

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

Definition at line 380 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 1700 of file DwarfCompileUnit.cpp.

References Context, 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 137 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::addAnnotation(), llvm::DwarfUnit::addDIEEntry(), llvm::DwarfUnit::addFlag(), addGlobalName(), addLocationAttribute(), llvm::DwarfUnit::addSourceLine(), llvm::DwarfUnit::addString(), llvm::DwarfUnit::addTemplateParams(), llvm::DwarfUnit::addType(), llvm::DwarfUnit::addUInt(), assert(), llvm::DwarfUnit::createAndAddDIE(), llvm::StringRef::empty(), llvm::DIVariable::getAlignInBytes(), llvm::DIGlobalVariable::getAnnotations(), llvm::DwarfUnit::getDIE(), llvm::DIGlobalVariable::getDisplayName(), llvm::DIVariable::getName(), getOrCreateCommonBlock(), getOrCreateContextDIE(), llvm::DwarfUnit::getOrCreateStaticMemberDIE(), llvm::DIVariable::getScope(), llvm::DIGlobalVariable::getStaticDataMemberDeclaration(), llvm::DINode::getTag(), llvm::DIGlobalVariable::getTemplateParams(), llvm::DIVariable::getType(), llvm::DIGlobalVariable::isDefinition(), and llvm::DIGlobalVariable::isLocalToUnit().

Referenced by constructImportedEntityDIE().

getOrCreateImportedEntityDIE()

DIE * DwarfCompileUnit::getOrCreateImportedEntityDIE

(

const DIImportedEntity *

IE

)

Get or create a DIE for an imported entity.

Definition at line 1377 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 117 of file DwarfCompileUnit.cpp.

References llvm::DwarfUnit::Asm, llvm::DwarfUnit::DD, llvm::DwarfDebug::getMD5AsBytes(), 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 392 of file DwarfCompileUnit.h.

getSkeleton()

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

inline

Definition at line 156 of file DwarfCompileUnit.h.

References llvm::Skeleton.

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

getUniqueID()

unsigned llvm::DwarfCompileUnit::getUniqueID ( ) const

inline

Definition at line 154 of file DwarfCompileUnit.h.

Referenced by getOrCreateSourceID(), and initStmtList().

hasDwarfPubSections()

bool DwarfCompileUnit::hasDwarfPubSections

(

)

const

Definition at line 1468 of file DwarfCompileUnit.cpp.

References llvm::DICompileUnit::Apple, llvm::Apple, llvm::DwarfUnit::CUNode, llvm::DwarfUnit::DD, llvm::DICompileUnit::Default, llvm::DwarfDebug::getAccelTableKind(), llvm::DwarfDebug::getDwarfVersion(), llvm::DICompileUnit::getNameTableKind(), llvm::DICompileUnit::GNU, includeMinimalInlineScopes(), llvm::DICompileUnit::isDebugDirectivesOnly(), llvm_unreachable, llvm::DICompileUnit::None, and llvm::DwarfDebug::tuneForGDB().

Referenced by addGlobalName(), addGlobalNameForTypeUnit(), addGlobalType(), and addGlobalTypeUnitType().

hasRangeLists()

bool llvm::DwarfCompileUnit::hasRangeLists ( ) const

inline

Definition at line 153 of file DwarfCompileUnit.h.

includeMinimalInlineScopes()

bool DwarfCompileUnit::includeMinimalInlineScopes

(

)

const

Definition at line 1649 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 420 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(), 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 395 of file DwarfCompileUnit.h.

References llvm::sampleprof::Base.

setDWOId()

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

inline

Definition at line 399 of file DwarfCompileUnit.h.

setSkeleton()

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

inline

Set the skeleton unit associated with this unit.

Definition at line 314 of file DwarfCompileUnit.h.

References llvm::Skeleton.

takeRanges()

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

inline

Definition at line 393 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 497 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::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 1192 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 184 of file DwarfCompileUnit.h.

Referenced by createBaseTypeDIEs().

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

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