APValue - This class implements a discriminated union of [uninitialized] [APSInt] [APFloat], [Complex APSInt] [Complex APFloat], [Expr + Offset], [Vector: N * APValue], [Array: N * APValue]. More...

#include "clang/AST/APValue.h"

Classes
struct	LV

class	LValueBase

class	LValuePathEntry
	A non-discriminated union of a base, field, or array index. More...

struct	MemberPointerData

struct	NoLValuePath

struct	UninitArray

struct	UninitStruct

Public Types
enum	ValueKind { None, Indeterminate, Int, Float, FixedPoint, ComplexInt, ComplexFloat, LValue, Vector, Array, Struct, Union, MemberPointer, AddrLabelDiff }

typedef llvm::PointerIntPair< const Decl *, 1, bool >	BaseOrMemberType
	A FieldDecl or CXXRecordDecl, along with a flag indicating whether we mean a virtual or non-virtual base class subobject. More...

Public Member Functions
	APValue ()

	APValue (APSInt I)

	APValue (APFloat F)

	APValue (APFixedPoint FX)

	APValue (const APValue *E, unsigned N)

	APValue (APSInt R, APSInt I)

	APValue (APFloat R, APFloat I)

	APValue (const APValue &RHS)

	APValue (APValue &&RHS)

	APValue (LValueBase B, const CharUnits &O, NoLValuePath N, bool IsNullPtr=false)

	APValue (LValueBase B, const CharUnits &O, ArrayRef< LValuePathEntry > Path, bool OnePastTheEnd, bool IsNullPtr=false)

	APValue (UninitArray, unsigned InitElts, unsigned Size)

	APValue (UninitStruct, unsigned B, unsigned M)

	APValue (const FieldDecl *D, const APValue &V=APValue())

	APValue (const ValueDecl Member, bool IsDerivedMember, ArrayRef< const CXXRecordDecl > Path)

	APValue (const AddrLabelExpr LHSExpr, const AddrLabelExpr RHSExpr)

	~APValue ()

bool	needsCleanup () const
	Returns whether the object performed allocations. More...

void	swap (APValue &RHS)
	Swaps the contents of this and the given APValue. More...

ValueKind	getKind () const

bool	isAbsent () const

bool	isIndeterminate () const

bool	hasValue () const

bool	isInt () const

bool	isFloat () const

bool	isFixedPoint () const

bool	isComplexInt () const

bool	isComplexFloat () const

bool	isLValue () const

bool	isVector () const

bool	isArray () const

bool	isStruct () const

bool	isUnion () const

bool	isMemberPointer () const

bool	isAddrLabelDiff () const

void	dump () const

void	dump (raw_ostream &OS) const

void	printPretty (raw_ostream &OS, const ASTContext &Ctx, QualType Ty) const

std::string	getAsString (const ASTContext &Ctx, QualType Ty) const

APSInt &	getInt ()

const APSInt &	getInt () const

bool	toIntegralConstant (APSInt &Result, QualType SrcTy, const ASTContext &Ctx) const
	Try to convert this value to an integral constant. More...

APFloat &	getFloat ()

const APFloat &	getFloat () const

APFixedPoint &	getFixedPoint ()

const APFixedPoint &	getFixedPoint () const

APSInt &	getComplexIntReal ()

const APSInt &	getComplexIntReal () const

APSInt &	getComplexIntImag ()

const APSInt &	getComplexIntImag () const

APFloat &	getComplexFloatReal ()

const APFloat &	getComplexFloatReal () const

APFloat &	getComplexFloatImag ()

const APFloat &	getComplexFloatImag () const

const LValueBase	getLValueBase () const

CharUnits &	getLValueOffset ()

const CharUnits &	getLValueOffset () const

bool	isLValueOnePastTheEnd () const

bool	hasLValuePath () const

ArrayRef< LValuePathEntry >	getLValuePath () const

unsigned	getLValueCallIndex () const

unsigned	getLValueVersion () const

bool	isNullPointer () const

APValue &	getVectorElt (unsigned I)

const APValue &	getVectorElt (unsigned I) const

unsigned	getVectorLength () const

APValue &	getArrayInitializedElt (unsigned I)

const APValue &	getArrayInitializedElt (unsigned I) const

bool	hasArrayFiller () const

APValue &	getArrayFiller ()

const APValue &	getArrayFiller () const

unsigned	getArrayInitializedElts () const

unsigned	getArraySize () const

unsigned	getStructNumBases () const

unsigned	getStructNumFields () const

APValue &	getStructBase (unsigned i)

APValue &	getStructField (unsigned i)

const APValue &	getStructBase (unsigned i) const

const APValue &	getStructField (unsigned i) const

const FieldDecl *	getUnionField () const

APValue &	getUnionValue ()

const APValue &	getUnionValue () const

const ValueDecl *	getMemberPointerDecl () const

bool	isMemberPointerToDerivedMember () const

ArrayRef< const CXXRecordDecl * >	getMemberPointerPath () const

const AddrLabelExpr *	getAddrLabelDiffLHS () const

const AddrLabelExpr *	getAddrLabelDiffRHS () const

void	setInt (APSInt I)

void	setFloat (APFloat F)

void	setFixedPoint (APFixedPoint FX)

void	setVector (const APValue *E, unsigned N)

void	setComplexInt (APSInt R, APSInt I)

void	setComplexFloat (APFloat R, APFloat I)

void	setLValue (LValueBase B, const CharUnits &O, NoLValuePath, bool IsNullPtr)

void	setLValue (LValueBase B, const CharUnits &O, ArrayRef< LValuePathEntry > Path, bool OnePastTheEnd, bool IsNullPtr)

void	setUnion (const FieldDecl *Field, const APValue &Value)

void	setAddrLabelDiff (const AddrLabelExpr LHSExpr, const AddrLabelExpr RHSExpr)

APValue &	operator= (APValue RHS)
	Assign by swapping from a copy of the RHS. More...

Static Public Member Functions
static APValue	IndeterminateValue ()

Friends
class	ASTReader

class	ASTWriter

Detailed Description

APValue - This class implements a discriminated union of [uninitialized] [APSInt] [APFloat], [Complex APSInt] [Complex APFloat], [Expr + Offset], [Vector: N * APValue], [Array: N * APValue].

Definition at line 76 of file APValue.h.

Member Typedef Documentation

◆ BaseOrMemberType

typedef llvm::PointerIntPair<const Decl *, 1, bool> clang::APValue::BaseOrMemberType

A FieldDecl or CXXRecordDecl, along with a flag indicating whether we mean a virtual or non-virtual base class subobject.

Definition at line 148 of file APValue.h.

Member Enumeration Documentation

◆ ValueKind

enum clang::APValue::ValueKind

Enumerator
None	There is no such object (it's outside its lifetime).
Indeterminate	This object has an indeterminate value (C++ [basic.indet]).
Int
Float
FixedPoint
ComplexInt
ComplexFloat
LValue
Vector
Array
Struct
Union
MemberPointer
AddrLabelDiff

Definition at line 80 of file APValue.h.

Constructor & Destructor Documentation

◆ APValue() [1/16]

clang::APValue::APValue ( )

inline

Definition at line 241 of file APValue.h.

◆ APValue() [2/16]

clang::APValue::APValue ( APSInt I )

inlineexplicit

Definition at line 242 of file APValue.h.

◆ APValue() [3/16]

clang::APValue::APValue ( APFloat F )

inlineexplicit

Definition at line 245 of file APValue.h.

◆ APValue() [4/16]

clang::APValue::APValue ( APFixedPoint FX )

inlineexplicit

Definition at line 248 of file APValue.h.

◆ APValue() [5/16]

clang::APValue::APValue	(	const APValue *	E,
		unsigned	N
	)

inlineexplicit

Definition at line 251 of file APValue.h.

◆ APValue() [6/16]

clang::APValue::APValue	(	APSInt	R,
		APSInt	I
	)

inline

Definition at line 254 of file APValue.h.

◆ APValue() [7/16]

clang::APValue::APValue	(	APFloat	R,
		APFloat	I
	)

inline

Definition at line 257 of file APValue.h.

◆ APValue() [8/16]

APValue::APValue ( const APValue & RHS )

Definition at line 222 of file APValue.cpp.

References AddrLabelDiff, Array, ComplexFloat, ComplexInt, FixedPoint, Float, getAddrLabelDiffLHS(), getAddrLabelDiffRHS(), getArrayFiller(), getArrayInitializedElt(), getArrayInitializedElts(), getArraySize(), getComplexFloatImag(), getComplexFloatReal(), getComplexIntImag(), getComplexIntReal(), getFixedPoint(), getFloat(), getInt(), getKind(), getLValueBase(), getLValueOffset(), getLValuePath(), getMemberPointerDecl(), getMemberPointerPath(), getStructBase(), getStructField(), getStructNumBases(), getStructNumFields(), getUnionField(), getUnionValue(), getVectorLength(), hasArrayFiller(), hasLValuePath(), Indeterminate, Int, isLValueOnePastTheEnd(), isMemberPointerToDerivedMember(), isNullPointer(), LValue, MemberPointer, None, setAddrLabelDiff(), setComplexFloat(), setComplexInt(), setFloat(), setInt(), setLValue(), setUnion(), setVector(), Struct, Union, and Vector.

◆ APValue() [9/16]

clang::APValue::APValue ( APValue && RHS )

inline

Definition at line 261 of file APValue.h.

◆ APValue() [10/16]

clang::APValue::APValue	(	LValueBase	B,
		const CharUnits &	O,
		NoLValuePath	N,
		bool	IsNullPtr = `false`
	)

inline

Definition at line 262 of file APValue.h.

◆ APValue() [11/16]

clang::APValue::APValue	(	LValueBase	B,
		const CharUnits &	O,
		ArrayRef< LValuePathEntry >	Path,
		bool	OnePastTheEnd,
		bool	IsNullPtr = `false`
	)

inline

Definition at line 267 of file APValue.h.

◆ APValue() [12/16]

clang::APValue::APValue	(	UninitArray	,
		unsigned	InitElts,
		unsigned	Size
	)

inline

Definition at line 272 of file APValue.h.

◆ APValue() [13/16]

clang::APValue::APValue	(	UninitStruct	,
		unsigned	B,
		unsigned	M
	)

inline

Definition at line 275 of file APValue.h.

◆ APValue() [14/16]

clang::APValue::APValue	(	const FieldDecl *	D,
		const APValue &	V = `APValue()`
	)

inlineexplicit

Definition at line 278 of file APValue.h.

References V.

◆ APValue() [15/16]

clang::APValue::APValue	(	const ValueDecl *	Member,
		bool	IsDerivedMember,
		ArrayRef< const CXXRecordDecl *>	Path
	)

inline

Definition at line 282 of file APValue.h.

◆ APValue() [16/16]

clang::APValue::APValue	(	const AddrLabelExpr *	LHSExpr,
		const AddrLabelExpr *	RHSExpr
	)

inline

Definition at line 286 of file APValue.h.

◆ ~APValue()

clang::APValue::~APValue ( )

inline

Definition at line 296 of file APValue.h.

References clang::None.

Member Function Documentation

◆ dump() [1/2]

LLVM_DUMP_METHOD void APValue::dump ( ) const

Definition at line 367 of file APValue.cpp.

Referenced by dump().

◆ dump() [2/2]

void APValue::dump ( raw_ostream & OS ) const

◆ getAddrLabelDiffLHS()

const AddrLabelExpr* clang::APValue::getAddrLabelDiffLHS ( ) const

inline

Definition at line 490 of file APValue.h.

Referenced by APValue(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getAddrLabelDiffRHS()

const AddrLabelExpr* clang::APValue::getAddrLabelDiffRHS ( ) const

inline

Definition at line 494 of file APValue.h.

Referenced by APValue(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getArrayFiller() [1/2]

APValue& clang::APValue::getArrayFiller ( )

inline

Definition at line 434 of file APValue.h.

Referenced by APValue(), CheckConstantExpression(), dump(), EvaluateVector(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getArrayFiller() [2/2]

const APValue& clang::APValue::getArrayFiller ( ) const

inline

Definition at line 439 of file APValue.h.

◆ getArrayInitializedElt() [1/2]

APValue& clang::APValue::getArrayInitializedElt ( unsigned I )

inline

Definition at line 423 of file APValue.h.

Referenced by APValue(), CheckConstantExpression(), dump(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getArrayInitializedElt() [2/2]

const APValue& clang::APValue::getArrayInitializedElt ( unsigned I ) const

inline

Definition at line 428 of file APValue.h.

◆ getArrayInitializedElts()

unsigned clang::APValue::getArrayInitializedElts ( ) const

inline

Definition at line 442 of file APValue.h.

Referenced by APValue(), CheckConstantExpression(), dump(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getArraySize()

unsigned clang::APValue::getArraySize ( ) const

inline

Definition at line 446 of file APValue.h.

Referenced by APValue(), dump(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getAsString()

std::string APValue::getAsString	(	const ASTContext &	Ctx,
		QualType	Ty
	)		const

Definition at line 679 of file APValue.cpp.

References printPretty(), and clang::Result.

Referenced by CheckConvertedConstantExpression(), checkDynamicType(), DiagnoseNarrowingInInitList(), and GetAlignOfExpr().

◆ getComplexFloatImag() [1/2]

APFloat& clang::APValue::getComplexFloatImag ( )

inline

Definition at line 390 of file APValue.h.

Referenced by clang::ASTRecordWriter::AddAPValue(), APValue(), dump(), HandleConversionToBool(), isFormalAccess(), IsSameFloatAfterCast(), needsCleanup(), printPretty(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getComplexFloatImag() [2/2]

const APFloat& clang::APValue::getComplexFloatImag ( ) const

inline

Definition at line 394 of file APValue.h.

◆ getComplexFloatReal() [1/2]

APFloat& clang::APValue::getComplexFloatReal ( )

inline

Definition at line 382 of file APValue.h.

Referenced by clang::ASTRecordWriter::AddAPValue(), APValue(), dump(), handleCompoundAssignment(), HandleConversionToBool(), isFormalAccess(), IsSameFloatAfterCast(), needsCleanup(), printPretty(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getComplexFloatReal() [2/2]

const APFloat& clang::APValue::getComplexFloatReal ( ) const

inline

Definition at line 386 of file APValue.h.

◆ getComplexIntImag() [1/2]

APSInt& clang::APValue::getComplexIntImag ( )

inline

Definition at line 374 of file APValue.h.

Referenced by clang::ASTRecordWriter::AddAPValue(), APValue(), dump(), GetValueRange(), HandleConversionToBool(), isFormalAccess(), needsCleanup(), printPretty(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getComplexIntImag() [2/2]

const APSInt& clang::APValue::getComplexIntImag ( ) const

inline

Definition at line 378 of file APValue.h.

◆ getComplexIntReal() [1/2]

APSInt& clang::APValue::getComplexIntReal ( )

inline

Definition at line 366 of file APValue.h.

Referenced by clang::ASTRecordWriter::AddAPValue(), APValue(), dump(), GetValueRange(), handleCompoundAssignment(), HandleConversionToBool(), isFormalAccess(), needsCleanup(), printPretty(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getComplexIntReal() [2/2]

const APSInt& clang::APValue::getComplexIntReal ( ) const

inline

Definition at line 370 of file APValue.h.

◆ getFixedPoint() [1/2]

APFixedPoint& clang::APValue::getFixedPoint ( )

inline

Definition at line 358 of file APValue.h.

Referenced by clang::ASTRecordWriter::AddAPValue(), APValue(), dump(), EvaluateComparisonBinaryOperator(), EvaluateFixedPoint(), HandleConversionToBool(), needsCleanup(), printPretty(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getFixedPoint() [2/2]

const APFixedPoint& clang::APValue::getFixedPoint ( ) const

inline

Definition at line 362 of file APValue.h.

◆ getFloat() [1/2]

APFloat& clang::APValue::getFloat ( )

inline

Definition at line 350 of file APValue.h.

Referenced by clang::ASTRecordWriter::AddAPValue(), APValue(), dump(), clang::CodeGen::CodeGenFunction::EmitBuiltinExpr(), EvalAndBitcastToAPInt(), EvaluateComparisonBinaryOperator(), extractSubobject(), clang::StandardConversionSequence::getNarrowingKind(), handleAssignment(), handleCompoundAssignment(), HandleConversionToBool(), IsSameFloatAfterCast(), needsCleanup(), printPretty(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getFloat() [2/2]

const APFloat& clang::APValue::getFloat ( ) const

inline

Definition at line 354 of file APValue.h.

◆ getInt() [1/2]

APSInt& clang::APValue::getInt ( )

inline

Definition at line 336 of file APValue.h.

Referenced by clang::ASTRecordWriter::AddAPValue(), AddVariableConstraints(), AnalyzeBitFieldAssignment(), APValue(), canConvertIntToOtherIntTy(), canConvertIntTyToFloatTy(), checkArrayExpressionDoesNotReferToUnitySize(), checkArrayExpressionDoesNotReferToWholeSize(), checkFormatStringExpr(), CheckImplicitConversion(), checkMapClauseExpressionBase(), checkOpenMPLoop(), checkSimdlenSafelenSpecified(), clang::CodeGen::CodeGenFunction::ConstantFoldsToSimpleInteger(), DiagnoseBadDivideOrRemainderValues(), DiagnoseBadFunctionCast(), DiagnoseBadShiftValues(), dump(), clang::CodeGen::CodeGenFunction::EmitARMBuiltinExpr(), clang::CodeGen::CodeGenFunction::EmitBuiltinExpr(), clang::CodeGen::emitDeclareSimdFunction(), EvalAndBitcastToAPInt(), EvaluateCPlusPlus11IntegralConstantExpr(), EvaluateInteger(), EvaluatePointer(), extractSubobject(), GetAlignOfExpr(), getBytesReturnedByAllocSizeCall(), clang::ento::SValBuilder::getConstantVal(), clang::ComparisonCategoryInfo::ValueInfo::getIntValue(), clang::ConstantExpr::getStorageKind(), GetValueRange(), handleAssignment(), handleCompoundAssignment(), HandleConversionToBool(), hasDefaultSetterName(), isInLoop(), needsCleanup(), printPretty(), shouldAddCase(), toIntegralConstant(), truncateBitfieldValue(), clang::CodeGen::ConstantEmitter::tryEmitPrivate(), and tryEvaluateBuiltinObjectSize().

◆ getInt() [2/2]

const APSInt& clang::APValue::getInt ( ) const

inline

Definition at line 340 of file APValue.h.

References clang::Result.

◆ getKind()

ValueKind clang::APValue::getKind ( ) const

inline

Definition at line 311 of file APValue.h.

Referenced by clang::ASTRecordWriter::AddAPValue(), APValue(), dump(), EvaluateBuiltinConstantP(), clang::ConstantExpr::getStorageKind(), handleAssignment(), handleCompoundAssignment(), HandleConversionToBool(), needsCleanup(), printPretty(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getLValueBase()

const APValue::LValueBase APValue::getLValueBase ( ) const

Definition at line 707 of file APValue.cpp.

References isLValue().

Referenced by APValue(), EvalPointerValueAsBool(), EvaluateBuiltinConstantPForLValue(), isNullPointerValueTemplateArgument(), printPretty(), and toIntegralConstant().

◆ getLValueCallIndex()

unsigned APValue::getLValueCallIndex ( ) const

Definition at line 733 of file APValue.cpp.

References isLValue().

◆ getLValueOffset() [1/2]

CharUnits & APValue::getLValueOffset ( )

Definition at line 717 of file APValue.cpp.

References isLValue().

Referenced by APValue(), EvalPointerValueAsBool(), EvaluateBuiltinConstantPForLValue(), printPretty(), and toIntegralConstant().

◆ getLValueOffset() [2/2]

const CharUnits& clang::APValue::getLValueOffset ( ) const

inline

Definition at line 400 of file APValue.h.

◆ getLValuePath()

ArrayRef< APValue::LValuePathEntry > APValue::getLValuePath ( ) const

Definition at line 727 of file APValue.cpp.

References clang::APValue::LV::getPath(), hasLValuePath(), and isLValue().

Referenced by APValue().

◆ getLValueVersion()

unsigned APValue::getLValueVersion ( ) const

Definition at line 738 of file APValue.cpp.

References isLValue().

◆ getMemberPointerDecl()

const ValueDecl * APValue::getMemberPointerDecl ( ) const

Definition at line 772 of file APValue.cpp.

References isMemberPointer().

Referenced by APValue(), CheckMemberPointerConstantExpression(), clang::CodeGen::CGCXXABI::getMemberPointerPathAdjustment(), HandleConversionToBool(), and isNullPointerValueTemplateArgument().

◆ getMemberPointerPath()

ArrayRef< const CXXRecordDecl * > APValue::getMemberPointerPath ( ) const

Definition at line 786 of file APValue.cpp.

References Array, clang::APValue::MemberPointerData::getPath(), isAbsent(), isMemberPointer(), LValue, MemberPointer, memcpy(), and clang::APValue::MemberPointerData::resizePath().

Referenced by APValue(), and clang::CodeGen::CGCXXABI::getMemberPointerPathAdjustment().

◆ getStructBase() [1/2]

APValue& clang::APValue::getStructBase ( unsigned i )

inline

Definition at line 459 of file APValue.h.

References i.

Referenced by APValue(), CheckConstantExpression(), dump(), and HandleConstructorCall().

◆ getStructBase() [2/2]

const APValue& clang::APValue::getStructBase ( unsigned i ) const

inline

Definition at line 467 of file APValue.h.

◆ getStructField() [1/2]

APValue& clang::APValue::getStructField ( unsigned i )

inline

Definition at line 463 of file APValue.h.

References i.

Referenced by APValue(), CheckConstantExpression(), dump(), clang::ComparisonCategoryInfo::ValueInfo::getIntValue(), and HandleConstructorCall().

◆ getStructField() [2/2]

const APValue& clang::APValue::getStructField ( unsigned i ) const

inline

Definition at line 470 of file APValue.h.

◆ getStructNumBases()

unsigned clang::APValue::getStructNumBases ( ) const

inline

Definition at line 451 of file APValue.h.

Referenced by APValue(), and dump().

◆ getStructNumFields()

unsigned clang::APValue::getStructNumFields ( ) const

inline

Definition at line 455 of file APValue.h.

Referenced by APValue(), and dump().

◆ getUnionField()

const FieldDecl* clang::APValue::getUnionField ( ) const

inline

Definition at line 474 of file APValue.h.

Referenced by APValue(), CheckConstantExpression(), and HandleConstructorCall().

◆ getUnionValue() [1/2]

APValue& clang::APValue::getUnionValue ( )

inline

Definition at line 478 of file APValue.h.

Referenced by APValue(), CheckConstantExpression(), dump(), and HandleConstructorCall().

◆ getUnionValue() [2/2]

const APValue& clang::APValue::getUnionValue ( ) const

inline

Definition at line 482 of file APValue.h.

◆ getVectorElt() [1/2]

APValue& clang::APValue::getVectorElt ( unsigned I )

inline

Definition at line 410 of file APValue.h.

References isVector().

Referenced by dump(), EvalAndBitcastToAPInt(), EvaluateVector(), GetValueRange(), IsSameFloatAfterCast(), printPretty(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ getVectorElt() [2/2]

const APValue& clang::APValue::getVectorElt ( unsigned I ) const

inline

Definition at line 415 of file APValue.h.

◆ getVectorLength()

unsigned clang::APValue::getVectorLength ( ) const

inline

Definition at line 418 of file APValue.h.

References isVector().

Referenced by APValue(), dump(), EvalAndBitcastToAPInt(), EvaluateVector(), GetValueRange(), IsSameFloatAfterCast(), printPretty(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ hasArrayFiller()

bool clang::APValue::hasArrayFiller ( ) const

inline

Definition at line 431 of file APValue.h.

Referenced by APValue(), CheckConstantExpression(), dump(), EvaluateVector(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ hasLValuePath()

bool APValue::hasLValuePath ( ) const

Definition at line 722 of file APValue.cpp.

References isLValue().

Referenced by APValue(), getLValuePath(), and printPretty().

◆ hasValue()

bool clang::APValue::hasValue ( ) const

inline

Definition at line 315 of file APValue.h.

References clang::None.

Referenced by CheckConstantExpression(), clang::CodeGen::CodeGenFunction::EmitDeclRefExprDbgValue(), EvaluateBuiltinConstantP(), EvaluateLValue(), HandleConstructorCall(), and MaybeElementDependentArrayFiller().

◆ IndeterminateValue()

static APValue clang::APValue::IndeterminateValue ( )

inlinestatic

Definition at line 290 of file APValue.h.

References clang::Result.

Referenced by clang::ASTReader::ReadAPValue().

◆ isAbsent()

bool clang::APValue::isAbsent ( ) const

inline

Definition at line 313 of file APValue.h.

References clang::None.

Referenced by clang::VarDecl::evaluateValue(), findSubobject(), and getMemberPointerPath().

◆ isAddrLabelDiff()

bool clang::APValue::isAddrLabelDiff ( ) const

inline

Definition at line 328 of file APValue.h.

References dump(), and clang::getAsString().

Referenced by GetValueRange().

◆ isArray()

bool clang::APValue::isArray ( ) const

inline

Definition at line 324 of file APValue.h.

Referenced by CheckConstantExpression(), and EvaluateVector().

◆ isComplexFloat()

bool clang::APValue::isComplexFloat ( ) const

inline

Definition at line 321 of file APValue.h.

Referenced by isFormalAccess(), and IsSameFloatAfterCast().

◆ isComplexInt()

bool clang::APValue::isComplexInt ( ) const

inline

Definition at line 320 of file APValue.h.

Referenced by GetValueRange(), and isFormalAccess().

◆ isFixedPoint()

bool clang::APValue::isFixedPoint ( ) const

inline

Definition at line 319 of file APValue.h.

Referenced by EvaluateAsFixedPoint(), and EvaluateFixedPoint().

◆ isFloat()

bool clang::APValue::isFloat ( ) const

inline

Definition at line 318 of file APValue.h.

Referenced by clang::CodeGen::CodeGenFunction::EmitBuiltinExpr(), EvalAndBitcastToAPInt(), clang::StandardConversionSequence::getNarrowingKind(), handleAssignment(), IsSameFloatAfterCast(), and clang::CodeGen::ConstantEmitter::tryEmitPrivate().

◆ isIndeterminate()

bool clang::APValue::isIndeterminate ( ) const

inline

Definition at line 314 of file APValue.h.

Referenced by findSubobject().

◆ isInt()

bool clang::APValue::isInt ( ) const

inline

Definition at line 317 of file APValue.h.

Referenced by CheckConvertedConstantExpression(), clang::CodeGen::CodeGenFunction::EmitBuiltinExpr(), EvalAndBitcastToAPInt(), EvaluateAsInt(), EvaluateCPlusPlus11IntegralConstantExpr(), EvaluateInteger(), EvaluatePointer(), extractSubobject(), GetAlignOfExpr(), GetValueRange(), handleAssignment(), shouldAddCase(), toIntegralConstant(), truncateBitfieldValue(), clang::CodeGen::ConstantEmitter::tryEmitPrivate(), and tryEvaluateBuiltinObjectSize().

◆ isLValue()

bool clang::APValue::isLValue ( ) const

inline

Definition at line 322 of file APValue.h.

Referenced by CheckConstantExpression(), getLValueBase(), getLValueCallIndex(), getLValueOffset(), getLValuePath(), getLValueVersion(), GetValueRange(), HandleCovariantReturnAdjustment(), hasLValuePath(), isLValueOnePastTheEnd(), isNullPointer(), isNullPointerValueTemplateArgument(), setLValue(), toIntegralConstant(), and truncateBitfieldValue().

◆ isLValueOnePastTheEnd()

bool APValue::isLValueOnePastTheEnd ( ) const

Definition at line 712 of file APValue.cpp.

References isLValue().

Referenced by APValue().

◆ isMemberPointer()

bool clang::APValue::isMemberPointer ( ) const

inline

Definition at line 327 of file APValue.h.

Referenced by CheckConstantExpression(), getMemberPointerDecl(), getMemberPointerPath(), isMemberPointerToDerivedMember(), and isNullPointerValueTemplateArgument().

◆ isMemberPointerToDerivedMember()

bool APValue::isMemberPointerToDerivedMember ( ) const

Definition at line 779 of file APValue.cpp.

References isMemberPointer().

Referenced by APValue(), and clang::CodeGen::CGCXXABI::getMemberPointerPathAdjustment().

◆ isNullPointer()

bool APValue::isNullPointer ( ) const

Definition at line 743 of file APValue.cpp.

References isLValue().

Referenced by APValue(), HandleCovariantReturnAdjustment(), printPretty(), clang::CodeGen::CodeGenFunction::ShouldNullCheckClassCastValue(), and toIntegralConstant().

◆ isStruct()

bool clang::APValue::isStruct ( ) const

inline

Definition at line 325 of file APValue.h.

Referenced by CheckConstantExpression().

◆ isUnion()

bool clang::APValue::isUnion ( ) const

inline

Definition at line 326 of file APValue.h.

References Union.

Referenced by CheckConstantExpression(), and HandleConstructorCall().

◆ isVector()

bool clang::APValue::isVector ( ) const

inline

Definition at line 323 of file APValue.h.

Referenced by EvalAndBitcastToAPInt(), EvaluateTemporary(), GetValueRange(), and IsSameFloatAfterCast().

◆ needsCleanup()

bool APValue::needsCleanup ( ) const

Returns whether the object performed allocations.

If APValues are constructed via placement new, needsCleanup() indicates whether the destructor must be called in order to correctly free all allocated memory.

Definition at line 321 of file APValue.cpp.

References AddrLabelDiff, Array, ComplexFloat, ComplexInt, FixedPoint, Float, getComplexFloatImag(), getComplexFloatReal(), getComplexIntImag(), getComplexIntReal(), getFixedPoint(), getFloat(), getInt(), getKind(), clang::APFixedPoint::getValue(), Indeterminate, Int, LValue, MemberPointer, None, Struct, Union, and Vector.

Referenced by clang::VarDecl::evaluateValue().

◆ operator=()

APValue& clang::APValue::operator= ( APValue RHS )

inline

Assign by swapping from a copy of the RHS.

Definition at line 549 of file APValue.h.

References Union.

◆ printPretty()

void APValue::printPretty	(	raw_ostream &	OS,
		const ASTContext &	Ctx,
		QualType	Ty
	)		const

Definition at line 459 of file APValue.cpp.

References ComplexFloat, ComplexInt, FixedPoint, Float, GetApproxValue(), clang::Type::getAs(), getComplexFloatImag(), getComplexFloatReal(), getComplexIntImag(), getComplexIntReal(), getFixedPoint(), getFloat(), getInt(), getKind(), clang::ASTContext::getLangOpts(), getLValueBase(), getLValueOffset(), clang::QualType::getNonReferenceType(), clang::Type::getPointeeType(), clang::ASTContext::getPrintingPolicy(), clang::CharUnits::getQuantity(), getVectorElt(), getVectorLength(), hasLValuePath(), i, Indeterminate, Int, clang::Type::isBooleanType(), clang::QualType::isNull(), isNullPointer(), clang::Type::isReferenceType(), LValue, None, printPretty(), clang::QualType::stream(), and Vector.

Referenced by describeCall(), getAsString(), printPretty(), clang::TextNodeDumper::VisitConstantExpr(), and clang::JSONNodeDumper::VisitConstantExpr().

◆ setAddrLabelDiff()

void clang::APValue::setAddrLabelDiff	(	const AddrLabelExpr *	LHSExpr,
		const AddrLabelExpr *	RHSExpr
	)

inline

Definition at line 542 of file APValue.h.

Referenced by APValue().

◆ setComplexFloat()

void clang::APValue::setComplexFloat	(	APFloat	R,
		APFloat	I
	)

inline

Definition at line 525 of file APValue.h.

Referenced by APValue().

◆ setComplexInt()

void clang::APValue::setComplexInt	(	APSInt	R,
		APSInt	I
	)

inline

Definition at line 518 of file APValue.h.

Referenced by APValue().

◆ setFixedPoint()

void clang::APValue::setFixedPoint ( APFixedPoint FX )

inline

Definition at line 507 of file APValue.h.

◆ setFloat()

void clang::APValue::setFloat ( APFloat F )

inline

Definition at line 503 of file APValue.h.

Referenced by APValue().

◆ setInt()

void clang::APValue::setInt ( APSInt I )

inline

Definition at line 499 of file APValue.h.

Referenced by APValue().

◆ setLValue() [1/2]

void APValue::setLValue	(	LValueBase	B,
		const CharUnits &	O,
		NoLValuePath	,
		bool	IsNullPtr
	)

Definition at line 748 of file APValue.cpp.

References isLValue(), and clang::APValue::LV::resizePath().

Referenced by APValue().

◆ setLValue() [2/2]

void APValue::setLValue	(	LValueBase	B,
		const CharUnits &	O,
		ArrayRef< LValuePathEntry >	Path,
		bool	OnePastTheEnd,
		bool	IsNullPtr
	)

Definition at line 759 of file APValue.cpp.

References clang::APValue::LV::getPath(), isLValue(), memcpy(), and clang::APValue::LV::resizePath().

◆ setUnion()

void clang::APValue::setUnion	(	const FieldDecl *	Field,
		const APValue &	Value
	)

inline

Definition at line 537 of file APValue.h.

Referenced by APValue().

◆ setVector()

void clang::APValue::setVector	(	const APValue *	E,
		unsigned	N
	)

inline

Definition at line 511 of file APValue.h.

References i, and isVector().

Referenced by APValue().

◆ swap()

void APValue::swap ( APValue & RHS )

Swaps the contents of this and the given APValue.

Definition at line 359 of file APValue.cpp.

References memcpy().

Referenced by extractSubobject(), and isOnePastTheEndOfCompleteObject().

◆ toIntegralConstant()

bool APValue::toIntegralConstant	(	APSInt &	Result,
		QualType	SrcTy,
		const ASTContext &	Ctx
	)		const

Try to convert this value to an integral constant.

This works if it's an integer, null pointer, or offset from a null pointer. Returns true on success.

Definition at line 687 of file APValue.cpp.

References getInt(), getLValueBase(), getLValueOffset(), clang::ASTContext::getTargetNullPointerValue(), isInt(), isLValue(), isNullPointer(), and clang::ASTContext::MakeIntValue().

Referenced by AddVariableConstraints(), and EvaluateComparisonBinaryOperator().

Friends And Related Function Documentation

◆ ASTReader

friend class ASTReader

friend

Definition at line 186 of file APValue.h.

◆ ASTWriter

friend class ASTWriter

friend

Definition at line 187 of file APValue.h.

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

include/clang/AST/APValue.h
lib/AST/APValue.cpp

Classes

Public Types

Public Member Functions

Static Public Member Functions

Friends

Detailed Description

Member Typedef Documentation

◆ BaseOrMemberType

Member Enumeration Documentation

◆ ValueKind

Constructor & Destructor Documentation

◆ APValue() [1/16]

◆ APValue() [2/16]

◆ APValue() [3/16]

◆ APValue() [4/16]

◆ APValue() [5/16]

◆ APValue() [6/16]

◆ APValue() [7/16]

◆ APValue() [8/16]

◆ APValue() [9/16]

◆ APValue() [10/16]

◆ APValue() [11/16]

◆ APValue() [12/16]

◆ APValue() [13/16]

◆ APValue() [14/16]

◆ APValue() [15/16]

◆ APValue() [16/16]

◆ ~APValue()

Member Function Documentation

◆ dump() [1/2]

◆ dump() [2/2]

◆ getAddrLabelDiffLHS()

◆ getAddrLabelDiffRHS()

◆ getArrayFiller() [1/2]

◆ getArrayFiller() [2/2]

◆ getArrayInitializedElt() [1/2]

◆ getArrayInitializedElt() [2/2]

◆ getArrayInitializedElts()

◆ getArraySize()

◆ getAsString()

◆ getComplexFloatImag() [1/2]

◆ getComplexFloatImag() [2/2]

◆ getComplexFloatReal() [1/2]

◆ getComplexFloatReal() [2/2]

◆ getComplexIntImag() [1/2]

◆ getComplexIntImag() [2/2]

◆ getComplexIntReal() [1/2]

◆ getComplexIntReal() [2/2]

◆ getFixedPoint() [1/2]

◆ getFixedPoint() [2/2]

◆ getFloat() [1/2]

◆ getFloat() [2/2]

◆ getInt() [1/2]

◆ getInt() [2/2]

◆ getKind()

◆ getLValueBase()

◆ getLValueCallIndex()

◆ getLValueOffset() [1/2]

◆ getLValueOffset() [2/2]

◆ getLValuePath()

◆ getLValueVersion()

◆ getMemberPointerDecl()

◆ getMemberPointerPath()

◆ getStructBase() [1/2]

◆ getStructBase() [2/2]

◆ getStructField() [1/2]

◆ getStructField() [2/2]

◆ getStructNumBases()

◆ getStructNumFields()

◆ getUnionField()

◆ getUnionValue() [1/2]

◆ getUnionValue() [2/2]

◆ getVectorElt() [1/2]

◆ getVectorElt() [2/2]

◆ getVectorLength()

◆ hasArrayFiller()

◆ hasLValuePath()

◆ hasValue()

◆ IndeterminateValue()

◆ isAbsent()