v8::internal::StoreGlobalStub Class Reference

#include <code-stubs.h>

Inheritance diagram for v8::internal::StoreGlobalStub:

Collaboration diagram for v8::internal::StoreGlobalStub:

Classes
class	CheckGlobalBits
class	IsConstantBits
class	RepresentationBits

Public Member Functions
	StoreGlobalStub (Isolate *isolate, bool is_constant, bool check_global)
Handle< Code >	GetCodeCopyFromTemplate (Handle< GlobalObject > global, Handle< PropertyCell > cell)
virtual Code::Kind	kind () const
bool	is_constant () const
bool	check_global () const
void	set_is_constant (bool value)
Representation	representation ()
void	set_representation (Representation r)
Public Member Functions inherited from v8::internal::HandlerStub
virtual Code::Kind	GetCodeKind () const
virtual ExtraICState	GetExtraICState () const
virtual InlineCacheState	GetICState () const
virtual void	InitializeDescriptor (CodeStubDescriptor *descriptor) OVERRIDE
virtual CallInterfaceDescriptor	GetCallInterfaceDescriptor () OVERRIDE
Public Member Functions inherited from v8::internal::HydrogenCodeStub
virtual Handle< Code >	GenerateCode ()=0
bool	IsUninitialized () const
Handle< Code >	GenerateLightweightMissCode (ExternalReference miss)
template<class StateType >
void	TraceTransition (StateType from, StateType to)

Static Public Member Functions
static Handle< HeapObject >	global_placeholder (Isolate *isolate)
Static Public Member Functions inherited from v8::internal::HydrogenCodeStub
template<class SubClass >
static Handle< Code >	GetUninitialized (Isolate *isolate)

Private Member Functions
	DEFINE_HANDLER_CODE_STUB (StoreGlobal, HandlerStub)

Additional Inherited Members
Public Types inherited from v8::internal::HydrogenCodeStub
enum	InitializationState { UNINITIALIZED , INITIALIZED }
Protected Member Functions inherited from v8::internal::HandlerStub
	HandlerStub (Isolate *isolate)
	DEFINE_CODE_STUB_BASE (HandlerStub, HydrogenCodeStub)
Protected Member Functions inherited from v8::internal::HydrogenCodeStub
	HydrogenCodeStub (Isolate *isolate, InitializationState state=INITIALIZED)
void	set_sub_minor_key (uint32_t key)
uint32_t	sub_minor_key () const
Static Protected Attributes inherited from v8::internal::HydrogenCodeStub
static const int	kSubMinorKeyBits = kStubMinorKeyBits - 1

Detailed Description

Definition at line 1001 of file code-stubs.h.

Constructor & Destructor Documentation

StoreGlobalStub()

v8::internal::StoreGlobalStub::StoreGlobalStub ( Isolate *  isolate, bool  is_constant, bool  check_global  )

inline

Definition at line 1003 of file code-stubs.h.

      : HandlerStub(isolate) {
    set_sub_minor_key(IsConstantBits::encode(is_constant) |
                      CheckGlobalBits::encode(check_global));
  }

References check_global(), v8::internal::BitFieldBase< T, shift, size, U >::encode(), is_constant(), and v8::internal::HydrogenCodeStub::set_sub_minor_key().

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Member Function Documentation

check_global()

bool v8::internal::StoreGlobalStub::check_global ( ) const

inline

Definition at line 1032 of file code-stubs.h.

{ return CheckGlobalBits::decode(sub_minor_key()); }

References v8::internal::BitFieldBase< T, shift, size, U >::decode(), and v8::internal::HydrogenCodeStub::sub_minor_key().

Referenced by v8::internal::CodeStubGraphBuilder< Stub >::BuildCodeInitializedStub(), GetCodeCopyFromTemplate(), and StoreGlobalStub().

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DEFINE_HANDLER_CODE_STUB()

v8::internal::StoreGlobalStub::DEFINE_HANDLER_CODE_STUB ( StoreGlobal  , HandlerStub    )

private

GetCodeCopyFromTemplate()

Handle<Code> v8::internal::StoreGlobalStub::GetCodeCopyFromTemplate ( Handle< GlobalObject >  global, Handle< PropertyCell >  cell  )

inline

Definition at line 1013 of file code-stubs.h.

                                                                  {
    if (check_global()) {
      Code::FindAndReplacePattern pattern;
      pattern.Add(Handle<Map>(global_placeholder(isolate())->map()), global);
      pattern.Add(isolate()->factory()->meta_map(), Handle<Map>(global->map()));
      pattern.Add(isolate()->factory()->global_property_cell_map(), cell);
      return CodeStub::GetCodeCopy(pattern);
    } else {
      Code::FindAndReplacePattern pattern;
      pattern.Add(isolate()->factory()->global_property_cell_map(), cell);
      return CodeStub::GetCodeCopy(pattern);
    }
  }

References v8::internal::Code::FindAndReplacePattern::Add(), check_global(), global_placeholder(), and map.

Referenced by v8::internal::StoreIC::CompileHandler().

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global_placeholder()

static Handle<HeapObject> v8::internal::StoreGlobalStub::global_placeholder ( Isolate *  isolate )

inlinestatic

Definition at line 1009 of file code-stubs.h.

                                                                 {
    return isolate->factory()->uninitialized_value();
  }

References v8::internal::Isolate::factory().

Referenced by v8::internal::CodeStubGraphBuilder< Stub >::BuildCodeInitializedStub(), and GetCodeCopyFromTemplate().

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is_constant()

bool v8::internal::StoreGlobalStub::is_constant ( ) const

inline

Definition at line 1030 of file code-stubs.h.

{ return IsConstantBits::decode(sub_minor_key()); }

References v8::internal::BitFieldBase< T, shift, size, U >::decode(), and v8::internal::HydrogenCodeStub::sub_minor_key().

Referenced by v8::internal::CodeStubGraphBuilder< Stub >::BuildCodeInitializedStub(), and StoreGlobalStub().

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kind()

virtual Code::Kind v8::internal::StoreGlobalStub::kind ( ) const

inlinevirtual

Implements v8::internal::HandlerStub.

Definition at line 1028 of file code-stubs.h.

{ return Code::STORE_IC; }

representation()

Representation v8::internal::StoreGlobalStub::representation ( )

inline

Definition at line 1038 of file code-stubs.h.

                                  {
    return Representation::FromKind(
        RepresentationBits::decode(sub_minor_key()));
  }

References v8::internal::BitFieldBase< T, shift, size, U >::decode(), v8::internal::Representation::FromKind(), and v8::internal::HydrogenCodeStub::sub_minor_key().

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set_is_constant()

void v8::internal::StoreGlobalStub::set_is_constant ( bool  value )

inline

Definition at line 1034 of file code-stubs.h.

                                   {
    set_sub_minor_key(IsConstantBits::update(sub_minor_key(), value));
  }

References v8::internal::HydrogenCodeStub::set_sub_minor_key(), v8::internal::HydrogenCodeStub::sub_minor_key(), and v8::internal::BitFieldBase< T, shift, size, U >::update().

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set_representation()

void v8::internal::StoreGlobalStub::set_representation ( Representation  r )

inline

Definition at line 1043 of file code-stubs.h.

                                            {
    set_sub_minor_key(RepresentationBits::update(sub_minor_key(), r.kind()));
  }

References v8::internal::Representation::kind(), v8::internal::HydrogenCodeStub::set_sub_minor_key(), v8::internal::HydrogenCodeStub::sub_minor_key(), and v8::internal::BitFieldBase< T, shift, size, U >::update().

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

• /mnt/V8SourceCode/src/code-stubs.h