KeyedLoadIC Class Reference

#include <ic.h>

Inheritance diagram for KeyedLoadIC:

Collaboration diagram for KeyedLoadIC:

Public Member Functions
	KeyedLoadIC (Isolate *isolate)
MUST_USE_RESULT MaybeObject *	Load (State state, Handle< Object > object, Handle< Object > key, bool force_generic_stub)
virtual Handle< Code >	GetElementStubWithoutMapCheck (bool is_js_array, ElementsKind elements_kind, KeyedAccessGrowMode grow_mode)
virtual bool	IsGeneric () const
Public Member Functions inherited from KeyedIC
	STATIC_ASSERT (kGrowICDelta==STORE_AND_GROW_TRANSITION_SMI_TO_OBJECT-STORE_TRANSITION_SMI_TO_OBJECT)
	STATIC_ASSERT (kGrowICDelta==STORE_AND_GROW_TRANSITION_SMI_TO_DOUBLE-STORE_TRANSITION_SMI_TO_DOUBLE)
	STATIC_ASSERT (kGrowICDelta==STORE_AND_GROW_TRANSITION_DOUBLE_TO_OBJECT-STORE_TRANSITION_DOUBLE_TO_OBJECT)
	KeyedIC (Isolate *isolate)
virtual	~KeyedIC ()
Public Member Functions inherited from IC
	IC (FrameDepth depth, Isolate *isolate)
virtual	~IC ()
Code *	target () const
Address	address () const
RelocInfo::Mode	ComputeMode ()
bool	IsContextual (Handle< Object > receiver)
bool	SlowIsContextual ()

Static Public Member Functions
static void	GenerateMiss (MacroAssembler *masm, bool force_generic)
static void	GenerateRuntimeGetProperty (MacroAssembler *masm)
static void	GenerateInitialize (MacroAssembler *masm)
static void	GeneratePreMonomorphic (MacroAssembler *masm)
static void	GenerateGeneric (MacroAssembler *masm)
static void	GenerateString (MacroAssembler *masm)
static void	GenerateIndexedInterceptor (MacroAssembler *masm)
static void	GenerateNonStrictArguments (MacroAssembler *masm)
Static Public Member Functions inherited from KeyedIC
static KeyedAccessGrowMode	GetGrowModeFromStubKind (StubKind stub_kind)
static StubKind	GetGrowStubKind (StubKind stub_kind)
Static Public Member Functions inherited from IC
static Address	AddressFromUtilityId (UtilityId id)
static State	StateFrom (Code *target, Object *receiver, Object *name)
static void	Clear (Address address)
static InlineCacheHolderFlag	GetCodeCacheForObject (Object *object, JSObject *holder)
static InlineCacheHolderFlag	GetCodeCacheForObject (JSObject *object, JSObject *holder)
static JSObject *	GetCodeCacheHolder (Object *object, InlineCacheHolderFlag holder)

Static Public Attributes
static const int	kSlowCaseBitFieldMask
Static Public Attributes inherited from KeyedIC
static const int	kGrowICDelta

Protected Member Functions
virtual Code::Kind	kind () const
virtual Handle< Code >	ComputePolymorphicStub (MapHandleList *receiver_maps, StrictModeFlag strict_mode, KeyedAccessGrowMode grow_mode)
virtual Handle< Code >	string_stub ()
Protected Member Functions inherited from KeyedIC
Handle< Code >	ComputeStub (Handle< JSObject > receiver, StubKind stub_kind, StrictModeFlag strict_mode, Handle< Code > default_stub)
Handle< Code >	ComputeMonomorphicStubWithoutMapCheck (Handle< Map > receiver_map, StrictModeFlag strict_mode, KeyedAccessGrowMode grow_mode)
Protected Member Functions inherited from IC
Address	fp () const
Address	pc () const
Isolate *	isolate () const
void	set_target (Code *code)
Failure *	TypeError (const char *type, Handle< Object > object, Handle< Object > key)
Failure *	ReferenceError (const char *type, Handle< String > name)

Friends
class	IC

Additional Inherited Members
Public Types inherited from KeyedIC
enum	StubKind {   LOAD, STORE_NO_TRANSITION, STORE_TRANSITION_SMI_TO_OBJECT, STORE_TRANSITION_SMI_TO_DOUBLE,   STORE_TRANSITION_DOUBLE_TO_OBJECT, STORE_TRANSITION_HOLEY_SMI_TO_OBJECT, STORE_TRANSITION_HOLEY_SMI_TO_DOUBLE, STORE_TRANSITION_HOLEY_DOUBLE_TO_OBJECT,   STORE_AND_GROW_NO_TRANSITION, STORE_AND_GROW_TRANSITION_SMI_TO_OBJECT, STORE_AND_GROW_TRANSITION_SMI_TO_DOUBLE, STORE_AND_GROW_TRANSITION_DOUBLE_TO_OBJECT,   STORE_AND_GROW_TRANSITION_HOLEY_SMI_TO_OBJECT, STORE_AND_GROW_TRANSITION_HOLEY_SMI_TO_DOUBLE, STORE_AND_GROW_TRANSITION_HOLEY_DOUBLE_TO_OBJECT }
Public Types inherited from IC
enum	UtilityId { kUtilityCount }
enum	FrameDepth { NO_EXTRA_FRAME = 0, EXTRA_CALL_FRAME = 1 }
typedef InlineCacheState	State
Static Protected Member Functions inherited from IC
static Code *	GetTargetAtAddress (Address address)
static void	SetTargetAtAddress (Address address, Code *target)
static void	PostPatching (Address address, Code *target, Code *old_target)

Detailed Description

Definition at line 479 of file ic.h.

Constructor & Destructor Documentation

KeyedLoadIC ( Isolate *  isolate )

inlineexplicit

Definition at line 481 of file ic.h.

References ASSERT, and IC::target().

Member Function Documentation

Handle< Code > ComputePolymorphicStub ( MapHandleList *  receiver_maps, StrictModeFlag  strict_mode, KeyedAccessGrowMode  grow_mode  )

protectedvirtual

Implements KeyedIC.

Definition at line 1058 of file ic.cc.

References List< T, P >::at(), v8::internal::code(), KeyedLoadStubCompiler::CompileLoadPolymorphic(), KeyedIC::ComputeMonomorphicStubWithoutMapCheck(), Isolate::counters(), IC::isolate(), and PROFILE.

static void GenerateGeneric ( MacroAssembler *  masm )

static

static void GenerateIndexedInterceptor ( MacroAssembler *  masm )

static

static void GenerateInitialize ( MacroAssembler *  masm )

inlinestatic

Definition at line 493 of file ic.h.

References KeyedLoadIC::GenerateMiss().

static void GenerateMiss ( MacroAssembler *  masm, bool  force_generic  )

static

Referenced by KeyedLoadIC::GenerateInitialize(), and KeyedLoadIC::GeneratePreMonomorphic().

static void GenerateNonStrictArguments ( MacroAssembler *  masm )

static

static void GeneratePreMonomorphic ( MacroAssembler *  masm )

inlinestatic

Definition at line 496 of file ic.h.

References KeyedLoadIC::GenerateMiss().

static void GenerateRuntimeGetProperty ( MacroAssembler *  masm )

static

static void GenerateString ( MacroAssembler *  masm )

static

Handle< Code > GetElementStubWithoutMapCheck ( bool  is_js_array, ElementsKind  elements_kind, KeyedAccessGrowMode  grow_mode  )

virtual

Implements KeyedIC.

Definition at line 1049 of file ic.cc.

References ASSERT, and v8::internal::DO_NOT_ALLOW_JSARRAY_GROWTH.

virtual bool IsGeneric ( ) const

inlinevirtual

Reimplemented from IC.

Definition at line 516 of file ic.h.

References IC::target().

virtual Code::Kind kind ( ) const

inlineprotectedvirtual

Implements KeyedIC.

Definition at line 521 of file ic.h.

MaybeObject * Load	(	State	state,
		Handle< Object >	object,
		Handle< Object >	key,
		bool	force_generic_stub
	)

Definition at line 1099 of file ic.cc.

References ABSENT, ASSERT, Handle< T >::cast(), StubCache::ComputeKeyedLoadArrayLength(), StubCache::ComputeKeyedLoadFunctionPrototype(), StubCache::ComputeKeyedLoadStringLength(), KeyedIC::ComputeStub(), Smi::FromInt(), Accessors::FunctionGetPrototype(), Runtime::GetElementOrCharAt(), Runtime::GetObjectProperty(), Object::GetProperty(), Isolate::heap(), Handle< T >::is_null(), IC::IsContextual(), IC::isolate(), v8::internal::kNonStrictMode, KeyedIC::LOAD, IC::ReferenceError(), RETURN_IF_EMPTY_HANDLE, IC::set_target(), KeyedLoadIC::string_stub(), Isolate::stub_cache(), IC::target(), TRACE_GENERIC_IC, TRACE_IC, IC::TypeError(), and v8::internal::UNINITIALIZED.

virtual Handle<Code> string_stub ( )

inlineprotectedvirtual

Reimplemented from KeyedIC.

Definition at line 527 of file ic.h.

References Isolate::builtins(), and IC::isolate().

Referenced by KeyedLoadIC::Load().

Friends And Related Function Documentation

friend class IC

friend

Definition at line 561 of file ic.h.

Field Documentation

const int kSlowCaseBitFieldMask

static

Initial value:

=
      (1 << Map::kIsAccessCheckNeeded) | (1 << Map::kHasIndexedInterceptor)

Definition at line 508 of file ic.h.

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

• src/ic.h
• src/ic.cc