#include <hydrogen-instructions.h>

Inheritance diagram for HStringLength:

Collaboration diagram for HStringLength:

Public Member Functions
	HStringLength (HValue *string)

virtual Representation	RequiredInputRepresentation (int index)

virtual HType	CalculateInferredType ()

Public Member Functions inherited from HUnaryOperation
	HUnaryOperation (HValue *value)

HValue *	value ()

virtual void	PrintDataTo (StringStream *stream)

Public Member Functions inherited from HTemplateInstruction< 1 >
int	OperandCount ()

HValue *	OperandAt (int i)

Public Member Functions inherited from HInstruction
HInstruction *	next () const

HInstruction *	previous () const

virtual void	PrintTo (StringStream *stream)

bool	IsLinked () const

void	Unlink ()

void	InsertBefore (HInstruction *next)

void	InsertAfter (HInstruction *previous)

int	position () const

bool	has_position () const

void	set_position (int position)

bool	CanTruncateToInt32 () const

virtual LInstruction *	CompileToLithium (LChunkBuilder *builder)=0

virtual bool	IsCall ()

Public Member Functions inherited from HValue
	STATIC_ASSERT (kLastFlag< kBitsPerInt)

virtual Opcode	opcode () const =0

bool	IsPhi () const

	HValue ()

virtual	~HValue ()

HBasicBlock *	block () const

void	SetBlock (HBasicBlock *block)

int	LoopWeight () const

int	id () const

void	set_id (int id)

HUseIterator	uses () const

virtual bool	EmitAtUses ()

Representation	representation () const

void	ChangeRepresentation (Representation r)

void	AssumeRepresentation (Representation r)

virtual bool	IsConvertibleToInteger () const

HType	type () const

void	set_type (HType new_type)

virtual HValue *	EnsureAndPropagateNotMinusZero (BitVector *visited)

bool	IsDefinedAfter (HBasicBlock *other) const

void	SetOperandAt (int index, HValue *value)

void	DeleteAndReplaceWith (HValue *other)

void	ReplaceAllUsesWith (HValue *other)

bool	HasNoUses () const

bool	HasMultipleUses () const

int	UseCount () const

void	Kill ()

int	flags () const

void	SetFlag (Flag f)

void	ClearFlag (Flag f)

bool	CheckFlag (Flag f) const

bool	CheckUsesForFlag (Flag f)

GVNFlagSet	gvn_flags () const

void	SetGVNFlag (GVNFlag f)

void	ClearGVNFlag (GVNFlag f)

bool	CheckGVNFlag (GVNFlag f) const

void	SetAllSideEffects ()

void	ClearAllSideEffects ()

bool	HasSideEffects () const

bool	HasObservableSideEffects () const

GVNFlagSet	DependsOnFlags () const

GVNFlagSet	SideEffectFlags () const

GVNFlagSet	ChangesFlags () const

GVNFlagSet	ObservableChangesFlags () const

Range *	range () const

bool	HasRange () const

void	AddNewRange (Range r, Zone zone)

void	RemoveLastAddedRange ()

void	ComputeInitialRange (Zone *zone)

virtual Representation	InferredRepresentation ()

virtual Representation	ObservedInputRepresentation (int index)

virtual HValue *	Canonicalize ()

bool	Equals (HValue *other)

virtual intptr_t	Hashcode ()

void	PrintNameTo (StringStream *stream)

void	PrintTypeTo (StringStream *stream)

void	PrintRangeTo (StringStream *stream)

void	PrintChangesTo (StringStream *stream)

const char *	Mnemonic () const

bool	UpdateInferredType ()

virtual void	SetSideEffectDominator (GVNFlag side_effect, HValue *dominator)

Public Member Functions inherited from ZoneObject
	INLINE (void operator new(size_t size, Zone zone))

void	operator delete (void *, size_t)

void	operator delete (void pointer, Zone zone)

Protected Member Functions
virtual bool	DataEquals (HValue *other)

virtual Range *	InferRange (Zone *zone)

Protected Member Functions inherited from HTemplateInstruction< 1 >
void	InternalSetOperandAt (int i, HValue *value)

Protected Member Functions inherited from HInstruction
	HInstruction ()

virtual void	DeleteFromGraph ()

Protected Member Functions inherited from HValue
virtual void	RepresentationChanged (Representation to)

void	clear_block ()

void	set_representation (Representation r)

HUseListNode *	RemoveUse (HValue *value, int index)

void	RegisterUse (int index, HValue *new_value)

Additional Inherited Members
Public Types inherited from HValue
enum	Flag { kFlexibleRepresentation, kUseGVN, kTrackSideEffectDominators, kCanOverflow, kBailoutOnMinusZero, kCanBeDivByZero, kDeoptimizeOnUndefined, kIsArguments, kTruncatingToInt32, kIsDead, kLastFlag = kIsDead }

enum	Opcode { kPhi }

Static Public Member Functions inherited from HUnaryOperation
static HUnaryOperation *	cast (HValue *value)

Static Public Member Functions inherited from HValue
static GVNFlag	ChangesFlagFromInt (int x)

static GVNFlag	DependsOnFlagFromInt (int x)

static GVNFlagSet	ConvertChangesToDependsFlags (GVNFlagSet flags)

static HValue *	cast (HValue *value)

Static Public Attributes inherited from HValue
static const int	kNoNumber = -1

static const int	kChangesToDependsFlagsLeftShift = 1

Static Protected Member Functions inherited from HValue
static GVNFlagSet	AllDependsOnFlagSet ()

static GVNFlagSet	AllChangesFlagSet ()

static GVNFlagSet	AllSideEffectsFlagSet ()

static GVNFlagSet	AllObservableSideEffectsFlagSet ()

Protected Attributes inherited from HValue
HBasicBlock *	block_

int	id_

Representation	representation_

HType	type_

HUseListNode *	use_list_

Range *	range_

int	flags_

GVNFlagSet	gvn_flags_

Detailed Description

Definition at line 4613 of file hydrogen-instructions.h.

Constructor & Destructor Documentation

HStringLength ( HValue * string )

inlineexplicit

Definition at line 4615 of file hydrogen-instructions.h.

References HValue::kUseGVN, HValue::set_representation(), HValue::SetFlag(), HValue::SetGVNFlag(), and Representation::Tagged().

Member Function Documentation

virtual HType CalculateInferredType ( )

inlinevirtual

Reimplemented from HValue.

Definition at line 4625 of file hydrogen-instructions.h.

References String::kMaxLength, Smi::kMaxValue, HType::Smi(), and HValue::STATIC_ASSERT().

virtual bool DataEquals ( HValue * other )

inlineprotectedvirtual

Reimplemented from HValue.

Definition at line 4633 of file hydrogen-instructions.h.

virtual Range* InferRange ( Zone * zone )

inlineprotectedvirtual

Reimplemented from HValue.

Definition at line 4635 of file hydrogen-instructions.h.

References String::kMaxLength.

virtual Representation RequiredInputRepresentation ( int index )

inlinevirtual

Implements HValue.

Definition at line 4621 of file hydrogen-instructions.h.

References Representation::Tagged().

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

src/hydrogen-instructions.h

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation