ScopeInfo Class Reference

#include <objects.h>

Inheritance diagram for ScopeInfo:

Collaboration diagram for ScopeInfo:

Public Member Functions
ScopeType	Type ()
bool	CallsEval ()
LanguageMode	language_mode ()
bool	CallsNonStrictEval ()
int	LocalCount ()
int	StackSlotCount ()
int	ContextLength ()
bool	HasFunctionName ()
bool	HasHeapAllocatedLocals ()
bool	HasContext ()
String *	FunctionName ()
String *	ParameterName (int var)
String *	LocalName (int var)
String *	StackLocalName (int var)
String *	ContextLocalName (int var)
VariableMode	ContextLocalMode (int var)
InitializationFlag	ContextLocalInitFlag (int var)
int	StackSlotIndex (String *name)
int	ContextSlotIndex (String *name, VariableMode *mode, InitializationFlag *init_flag)
int	ParameterIndex (String *name)
int	FunctionContextSlotIndex (String *name, VariableMode *mode)
Public Member Functions inherited from FixedArray
Object *	get (int index)
void	set (int index, Object *value)
bool	is_the_hole (int index)
void	set (int index, Smi *value)
void	set (int index, Object *value, WriteBarrierMode mode)
void	set_undefined (int index)
void	set_undefined (Heap *heap, int index)
void	set_null (int index)
void	set_null (Heap *heap, int index)
void	set_the_hole (int index)
void	set_unchecked (int index, Smi *value)
void	set_null_unchecked (Heap *heap, int index)
void	set_unchecked (Heap *heap, int index, Object *value, WriteBarrierMode mode)
Object **	data_start ()
Object **	GetFirstElementAddress ()
bool	ContainsOnlySmisOrHoles ()
MUST_USE_RESULT MaybeObject *	Copy ()
MUST_USE_RESULT MaybeObject *	CopySize (int new_length)
MUST_USE_RESULT MaybeObject *	AddKeysFromJSArray (JSArray *array)
MUST_USE_RESULT MaybeObject *	UnionOfKeys (FixedArray *other)
void	CopyTo (int pos, FixedArray *dest, int dest_pos, int len)
void	SwapPairs (FixedArray *numbers, int i, int j)
void	SortPairs (FixedArray *numbers, uint32_t len)
Public Member Functions inherited from FixedArrayBase
int	length ()
void	set_length (int value)
Public Member Functions inherited from HeapObject
Map *	map ()
void	set_map (Map *value)
void	set_map_no_write_barrier (Map *value)
MapWord	map_word ()
void	set_map_word (MapWord map_word)
Heap *	GetHeap ()
Isolate *	GetIsolate ()
Address	address ()
void	Iterate (ObjectVisitor *v)
void	IterateBody (InstanceType type, int object_size, ObjectVisitor *v)
int	Size ()
int	SizeFromMap (Map *map)
WriteBarrierMode	GetWriteBarrierMode (const AssertNoAllocation &)
void	HeapObjectShortPrint (StringStream *accumulator)
	STATIC_CHECK (kMapOffset==Internals::kHeapObjectMapOffset)
Public Member Functions inherited from Object
bool	IsObject ()
bool	IsFixedArrayBase ()
bool	IsInstanceOf (FunctionTemplateInfo *type)
bool	IsStruct ()
	INLINE (bool IsSpecObject())
	INLINE (bool IsSpecFunction())
	INLINE (bool IsUndefined())
	INLINE (bool IsNull())
	INLINE (bool IsTheHole())
	INLINE (bool IsTrue())
	INLINE (bool IsFalse())
bool	IsArgumentsMarker ()
bool	NonFailureIsHeapObject ()
bool	IsFiller ()
double	Number ()
bool	IsNaN ()
bool	HasValidElements ()
bool	HasSpecificClassOf (String *name)
MUST_USE_RESULT MaybeObject *	ToObject ()
Object *	ToBoolean ()
MUST_USE_RESULT MaybeObject *	ToObject (Context *global_context)
MUST_USE_RESULT MaybeObject *	ToSmi ()
void	Lookup (String *name, LookupResult *result)
MUST_USE_RESULT MaybeObject *	GetProperty (String *key)
MUST_USE_RESULT MaybeObject *	GetProperty (String *key, PropertyAttributes *attributes)
MUST_USE_RESULT MaybeObject *	GetPropertyWithReceiver (Object *receiver, String *key, PropertyAttributes *attributes)
MUST_USE_RESULT MaybeObject *	GetProperty (Object *receiver, LookupResult *result, String *key, PropertyAttributes *attributes)
MUST_USE_RESULT MaybeObject *	GetPropertyWithDefinedGetter (Object *receiver, JSReceiver *getter)
MUST_USE_RESULT MaybeObject *	GetElement (uint32_t index)
Object *	GetElementNoExceptionThrown (uint32_t index)
MUST_USE_RESULT MaybeObject *	GetElementWithReceiver (Object *receiver, uint32_t index)
Object *	GetPrototype ()
MUST_USE_RESULT MaybeObject *	GetHash (CreationFlag flag)
bool	SameValue (Object *other)
bool	ToArrayIndex (uint32_t *index)
bool	IsStringObjectWithCharacterAt (uint32_t index)
void	ShortPrint ()
void	ShortPrint (FILE *out)
void	ShortPrint (StringStream *accumulator)

Static Public Member Functions
static ScopeInfo *	cast (Object *object)
static Handle< ScopeInfo >	Create (Scope *scope, Zone *zone)
static ScopeInfo *	Empty ()
Static Public Member Functions inherited from FixedArray
static int	SizeFor (int length)
static int	OffsetOfElementAt (int index)
static FixedArray *	cast (Object *obj)
Static Public Member Functions inherited from FixedArrayBase
static FixedArrayBase *	cast (Object *object)
Static Public Member Functions inherited from HeapObject
static HeapObject *	FromAddress (Address address)
static Object **	RawField (HeapObject *obj, int offset)
static HeapObject *	cast (Object *obj)
Static Public Member Functions inherited from Object
static Handle< Object >	GetProperty (Handle< Object > object, Handle< Object > receiver, LookupResult *result, Handle< String > key, PropertyAttributes *attributes)
static Handle< Object >	GetElement (Handle< Object > object, uint32_t index)
static Object *	cast (Object *value)

Additional Inherited Members
Static Public Attributes inherited from FixedArray
static const int	kMaxSize = 128 * MB * kPointerSize
static const int	kMaxLength = (kMaxSize - kHeaderSize) / kPointerSize
Static Public Attributes inherited from FixedArrayBase
static const int	kLengthOffset = HeapObject::kHeaderSize
static const int	kHeaderSize = kLengthOffset + kPointerSize
Static Public Attributes inherited from HeapObject
static const int	kMapOffset = Object::kHeaderSize
static const int	kHeaderSize = kMapOffset + kPointerSize
Static Public Attributes inherited from Object
static const int	kHeaderSize = 0
Protected Member Functions inherited from HeapObject
void	IteratePointers (ObjectVisitor *v, int start, int end)
void	IteratePointer (ObjectVisitor *v, int offset)
Static Protected Member Functions inherited from FixedArray
static void	NoWriteBarrierSet (FixedArray *array, int index, Object *value)
static void	NoIncrementalWriteBarrierSet (FixedArray *array, int index, Object *value)

Detailed Description

Definition at line 3382 of file objects.h.

Member Function Documentation

bool CallsEval

(

)

Definition at line 163 of file scopeinfo.cc.

References FixedArrayBase::length().

Referenced by ScopeInfo::CallsNonStrictEval(), and ScopeInfo::ContextLength().

bool CallsNonStrictEval ( )

inline

Definition at line 3396 of file objects.h.

References ScopeInfo::CallsEval(), v8::internal::CLASSIC_MODE, and ScopeInfo::language_mode().

static ScopeInfo* cast ( Object *  object )

inlinestatic

Referenced by Scope::DeserializeScopeChain(), Context::Lookup(), and v8::internal::RUNTIME_FUNCTION().

int ContextLength

(

)

Definition at line 188 of file scopeinfo.cc.

References ScopeInfo::CallsEval(), v8::internal::FUNCTION_SCOPE, FixedArrayBase::length(), Context::MIN_CONTEXT_SLOTS, ScopeInfo::Type(), and v8::internal::WITH_SCOPE.

Referenced by Heap::AllocateBlockContext(), Heap::AllocateModuleContext(), ScopeInfo::ContextSlotIndex(), and ScopeInfo::HasContext().

InitializationFlag ContextLocalInitFlag

(

int

var

)

Definition at line 277 of file scopeinfo.cc.

References ASSERT, Smi::cast(), and Smi::value().

Referenced by ScopeInfo::ContextSlotIndex().

VariableMode ContextLocalMode

(

int

var

)

Definition at line 269 of file scopeinfo.cc.

References ASSERT, Smi::cast(), and Smi::value().

Referenced by ScopeInfo::ContextSlotIndex().

String * ContextLocalName

(

int

var

)

Definition at line 262 of file scopeinfo.cc.

References ASSERT, and String::cast().

int ContextSlotIndex	(	String *	name,
		VariableMode *	mode,
		InitializationFlag *	init_flag
	)

Definition at line 300 of file scopeinfo.cc.

References ASSERT, Isolate::context_slot_cache(), ScopeInfo::ContextLength(), ScopeInfo::ContextLocalInitFlag(), ScopeInfo::ContextLocalMode(), HeapObject::GetIsolate(), v8::internal::INTERNAL, v8::internal::kNeedsInitialization, ContextSlotCache::kNotFound, FixedArrayBase::length(), ContextSlotCache::Lookup(), Context::MIN_CONTEXT_SLOTS, v8::internal::NULL, and ContextSlotCache::Update().

Handle< ScopeInfo > Create ( Scope *  scope, Zone *  zone  )

static

Definition at line 41 of file scopeinfo.cc.

References ASSERT, Scope::calls_eval(), Scope::CollectStackAndContextLocals(), Variable::CompareIndex(), Scope::ContextLocalCount(), FACTORY, v8::internal::flags, Smi::FromInt(), Scope::function(), Variable::index(), Variable::initialization_flag(), Scope::is_function_scope(), Variable::is_used(), Variable::IsContextSlot(), Variable::IsStackLocal(), Scope::language_mode(), FixedArrayBase::length(), Variable::mode(), Variable::name(), VariableProxy::name(), v8::internal::NULL, Scope::num_heap_slots(), Scope::num_parameters(), Scope::num_stack_slots(), Scope::parameter(), Declaration::proxy(), Scope::StackLocalCount(), Scope::type(), v8::internal::VAR, and VariableProxy::var().

Referenced by Compiler::BuildFunctionInfo(), Compiler::CompileLazy(), and Scope::GetScopeInfo().

ScopeInfo * Empty ( )

static

Definition at line 152 of file scopeinfo.cc.

References HEAP.

Referenced by Heap::AllocateSharedFunctionInfo(), Compiler::BuildFunctionInfo(), Compiler::CompileLazy(), and JavaScriptFrame::Print().

int FunctionContextSlotIndex	(	String *	name,
		VariableMode *	mode
	)

Definition at line 353 of file scopeinfo.cc.

References ASSERT, Smi::cast(), ScopeInfo::FunctionName(), FixedArrayBase::length(), v8::internal::NULL, and Smi::value().

String * FunctionName

(

)

Definition at line 233 of file scopeinfo.cc.

References ASSERT, String::cast(), and ScopeInfo::HasFunctionName().

Referenced by ScopeInfo::FunctionContextSlotIndex().

bool HasContext

(

)

Definition at line 224 of file scopeinfo.cc.

References ScopeInfo::ContextLength(), and FixedArrayBase::length().

bool HasFunctionName

(

)

Definition at line 206 of file scopeinfo.cc.

References FixedArrayBase::length().

Referenced by ScopeInfo::FunctionName().

bool HasHeapAllocatedLocals

(

)

Definition at line 215 of file scopeinfo.cc.

References FixedArrayBase::length().

LanguageMode language_mode

(

)

Definition at line 168 of file scopeinfo.cc.

References v8::internal::CLASSIC_MODE, and FixedArrayBase::length().

Referenced by ScopeInfo::CallsNonStrictEval().

int LocalCount

(

)

Definition at line 173 of file scopeinfo.cc.

Referenced by ScopeInfo::LocalName().

String * LocalName

(

int

var

)

Definition at line 246 of file scopeinfo.cc.

References ASSERT, String::cast(), and ScopeInfo::LocalCount().

int ParameterIndex

(

String *

name

)

Definition at line 333 of file scopeinfo.cc.

References ASSERT, and FixedArrayBase::length().

String * ParameterName

(

int

var

)

Definition at line 239 of file scopeinfo.cc.

References ASSERT, and String::cast().

String * StackLocalName

(

int

var

)

Definition at line 255 of file scopeinfo.cc.

References ASSERT, and String::cast().

int StackSlotCount

(

)

Definition at line 178 of file scopeinfo.cc.

References FixedArrayBase::length().

int StackSlotIndex

(

String *

name

)

Definition at line 285 of file scopeinfo.cc.

References ASSERT, and FixedArrayBase::length().

ScopeType Type

(

)

Definition at line 157 of file scopeinfo.cc.

References ASSERT, and FixedArrayBase::length().

Referenced by ScopeInfo::ContextLength().

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

• src/objects.h
• src/scopeinfo.cc