v8::internal::NamedStoreHandlerCompiler Class Reference

#include <handler-compiler.h>

Inheritance diagram for v8::internal::NamedStoreHandlerCompiler:

Collaboration diagram for v8::internal::NamedStoreHandlerCompiler:

Public Member Functions
	NamedStoreHandlerCompiler (Isolate *isolate, Handle< HeapType > type, Handle< JSObject > holder)
virtual	~NamedStoreHandlerCompiler ()
Handle< Code >	CompileStoreTransition (Handle< Map > transition, Handle< Name > name)
Handle< Code >	CompileStoreField (LookupIterator *it)
Handle< Code >	CompileStoreCallback (Handle< JSObject > object, Handle< Name > name, Handle< ExecutableAccessorInfo > callback)
Handle< Code >	CompileStoreCallback (Handle< JSObject > object, Handle< Name > name, const CallOptimization &call_optimization)
Handle< Code >	CompileStoreViaSetter (Handle< JSObject > object, Handle< Name > name, Handle< JSFunction > setter)
Handle< Code >	CompileStoreInterceptor (Handle< Name > name)

Static Public Member Functions
static void	GenerateStoreViaSetter (MacroAssembler *masm, Handle< HeapType > type, Register receiver, Handle< JSFunction > setter)
static void	GenerateStoreViaSetterForDeopt (MacroAssembler *masm)
static void	GenerateSlow (MacroAssembler *masm)
Static Public Member Functions inherited from v8::internal::PropertyHandlerCompiler
static Handle< Code >	Find (Handle< Name > name, Handle< Map > map, Code::Kind kind, CacheHolderFlag cache_holder, Code::StubType type)

Protected Member Functions
virtual Register	FrontendHeader (Register object_reg, Handle< Name > name, Label *miss)
virtual void	FrontendFooter (Handle< Name > name, Label *miss)
void	GenerateRestoreName (Label *label, Handle< Name > name)
Protected Member Functions inherited from v8::internal::PropertyHandlerCompiler
	PropertyHandlerCompiler (Isolate *isolate, Code::Kind kind, Handle< HeapType > type, Handle< JSObject > holder, CacheHolderFlag cache_holder)
virtual	~PropertyHandlerCompiler ()
Register	Frontend (Register object_reg, Handle< Name > name)
void	NonexistentFrontendHeader (Handle< Name > name, Label *miss, Register scratch1, Register scratch2)
Register	CheckPrototypes (Register object_reg, Register holder_reg, Register scratch1, Register scratch2, Handle< Name > name, Label *miss, PrototypeCheckType check=CHECK_ALL_MAPS)
Handle< Code >	GetCode (Code::Kind kind, Code::StubType type, Handle< Name > name)
void	set_type_for_object (Handle< Object > object)
void	set_holder (Handle< JSObject > holder)
Handle< HeapType >	type () const
Handle< JSObject >	holder () const

Private Member Functions
void	GenerateStoreTransition (Handle< Map > transition, Handle< Name > name, Register receiver_reg, Register name_reg, Register value_reg, Register scratch1, Register scratch2, Register scratch3, Label *miss_label, Label *slow)
void	GenerateStoreField (LookupIterator *lookup, Register value_reg, Label *miss_label)

Static Private Member Functions
static Builtins::Name	SlowBuiltin (Code::Kind kind)
static Register	value ()

Additional Inherited Members
Static Protected Member Functions inherited from v8::internal::PropertyHandlerCompiler
static void	GenerateFastApiCall (MacroAssembler *masm, const CallOptimization &optimization, Handle< Map > receiver_map, Register receiver, Register scratch, bool is_store, int argc, Register *values)
static void	GenerateDictionaryNegativeLookup (MacroAssembler *masm, Label *miss_label, Register receiver, Handle< Name > name, Register r0, Register r1)
static void	GenerateCheckPropertyCell (MacroAssembler *masm, Handle< JSGlobalObject > global, Handle< Name > name, Register scratch, Label *miss)

Detailed Description

Definition at line 194 of file handler-compiler.h.

Constructor & Destructor Documentation

NamedStoreHandlerCompiler()

v8::internal::NamedStoreHandlerCompiler::NamedStoreHandlerCompiler ( Isolate *  isolate, Handle< HeapType >  type, Handle< JSObject >  holder  )

inlineexplicit

Definition at line 196 of file handler-compiler.h.

      : PropertyHandlerCompiler(isolate, Code::STORE_IC, type, holder,
                                kCacheOnReceiver) {}

~NamedStoreHandlerCompiler()

virtual v8::internal::NamedStoreHandlerCompiler::~NamedStoreHandlerCompiler ( )

inlinevirtual

Definition at line 201 of file handler-compiler.h.

{}

Member Function Documentation

CompileStoreCallback() [1/2]

Handle< Code > v8::internal::NamedStoreHandlerCompiler::CompileStoreCallback	(	Handle< JSObject >	object,
		Handle< Name >	name,
		const CallOptimization &	call_optimization
	)

Definition at line 364 of file handler-compiler.cc.

                                               {
  Frontend(receiver(), name);
  Register values[] = {value()};
  GenerateFastApiCall(masm(), call_optimization, handle(object->map()),
                      receiver(), scratch1(), true, 1, values);
  return GetCode(kind(), Code::FAST, name);
}

References v8::internal::Code::FAST, v8::internal::PropertyHandlerCompiler::Frontend(), v8::internal::PropertyHandlerCompiler::GenerateFastApiCall(), v8::internal::PropertyHandlerCompiler::GetCode(), v8::internal::handle(), name, and value().

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CompileStoreCallback() [2/2]

Handle<Code> v8::internal::NamedStoreHandlerCompiler::CompileStoreCallback	(	Handle< JSObject >	object,
		Handle< Name >	name,
		Handle< ExecutableAccessorInfo >	callback
	)

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

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CompileStoreField()

Handle< Code > v8::internal::NamedStoreHandlerCompiler::CompileStoreField

(

LookupIterator *

it

)

Definition at line 346 of file handler-compiler.cc.

                                                                            {
  Label miss;
  GenerateStoreField(it, value(), &miss);
  __ bind(&miss);
  TailCallBuiltin(masm(), MissBuiltin(kind()));
  return GetCode(kind(), Code::FAST, it->name());
}

References __, v8::internal::Code::FAST, GenerateStoreField(), v8::internal::PropertyHandlerCompiler::GetCode(), and value().

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

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CompileStoreInterceptor()

Handle<Code> v8::internal::NamedStoreHandlerCompiler::CompileStoreInterceptor

(

Handle< Name >

name

)

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

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CompileStoreTransition()

Handle< Code > v8::internal::NamedStoreHandlerCompiler::CompileStoreTransition	(	Handle< Map >	transition,
		Handle< Name >	name
	)

Definition at line 310 of file handler-compiler.cc.

                                               {
  Label miss, slow;
 
  // Ensure no transitions to deprecated maps are followed.
  __ CheckMapDeprecated(transition, scratch1(), &miss);
 
  // Check that we are allowed to write this.
  bool is_nonexistent = holder()->map() == transition->GetBackPointer();
  if (is_nonexistent) {
    // Find the top object.
    Handle<JSObject> last;
    PrototypeIterator iter(isolate(), holder());
    while (!iter.IsAtEnd()) {
      last = Handle<JSObject>::cast(PrototypeIterator::GetCurrent(iter));
      iter.Advance();
    }
    if (!last.is_null()) set_holder(last);
    NonexistentFrontendHeader(name, &miss, scratch1(), scratch2());
  } else {
    FrontendHeader(receiver(), name, &miss);
    DCHECK(holder()->HasFastProperties());
  }
 
  GenerateStoreTransition(transition, name, receiver(), this->name(), value(),
                          scratch1(), scratch2(), scratch3(), &miss, &slow);
 
  GenerateRestoreName(&miss, name);
  TailCallBuiltin(masm(), MissBuiltin(kind()));
 
  GenerateRestoreName(&slow, name);
  TailCallBuiltin(masm(), SlowBuiltin(kind()));
  return GetCode(kind(), Code::FAST, name);
}

References __, v8::internal::PrototypeIterator::Advance(), v8::internal::Handle< T >::cast(), DCHECK, v8::internal::Code::FAST, FrontendHeader(), GenerateRestoreName(), GenerateStoreTransition(), v8::internal::PropertyHandlerCompiler::GetCode(), v8::internal::PrototypeIterator::GetCurrent(), v8::internal::PropertyHandlerCompiler::holder(), v8::internal::Handle< T >::is_null(), v8::internal::PrototypeIterator::IsAtEnd(), name, v8::internal::PropertyHandlerCompiler::NonexistentFrontendHeader(), v8::internal::PropertyHandlerCompiler::set_holder(), SlowBuiltin(), and value().

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

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CompileStoreViaSetter()

Handle< Code > v8::internal::NamedStoreHandlerCompiler::CompileStoreViaSetter	(	Handle< JSObject >	object,
		Handle< Name >	name,
		Handle< JSFunction >	setter
	)

Definition at line 355 of file handler-compiler.cc.

                                                                           {
  Frontend(receiver(), name);
  GenerateStoreViaSetter(masm(), type(), receiver(), setter);
 
  return GetCode(kind(), Code::FAST, name);
}

References v8::internal::Code::FAST, v8::internal::PropertyHandlerCompiler::Frontend(), GenerateStoreViaSetter(), v8::internal::PropertyHandlerCompiler::GetCode(), name, and v8::internal::PropertyHandlerCompiler::type().

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

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FrontendFooter()

virtual void v8::internal::NamedStoreHandlerCompiler::FrontendFooter ( Handle< Name >  name, Label *  miss  )

protectedvirtual

Reimplemented from v8::internal::PropertyHandlerCompiler.

FrontendHeader()

Register v8::internal::NamedStoreHandlerCompiler::FrontendHeader ( Register  object_reg, Handle< Name >  name, Label *  miss  )

protectedvirtual

Reimplemented from v8::internal::PropertyHandlerCompiler.

Definition at line 124 of file handler-compiler.cc.

                                                                {
  return CheckPrototypes(object_reg, this->name(), scratch1(), scratch2(), name,
                         miss, SKIP_RECEIVER);
}

References v8::internal::PropertyHandlerCompiler::CheckPrototypes(), name, and v8::internal::SKIP_RECEIVER.

Referenced by CompileStoreTransition().

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GenerateRestoreName()

void v8::internal::NamedStoreHandlerCompiler::GenerateRestoreName ( Label *  label, Handle< Name >  name  )

protected

Referenced by CompileStoreTransition().

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GenerateSlow()

static void v8::internal::NamedStoreHandlerCompiler::GenerateSlow ( MacroAssembler *  masm )

static

Referenced by v8::internal::Generate_StoreIC_Slow().

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GenerateStoreField()

void v8::internal::NamedStoreHandlerCompiler::GenerateStoreField ( LookupIterator *  lookup, Register  value_reg, Label *  miss_label  )

private

Referenced by CompileStoreField().

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GenerateStoreTransition()

void v8::internal::NamedStoreHandlerCompiler::GenerateStoreTransition ( Handle< Map >  transition, Handle< Name >  name, Register  receiver_reg, Register  name_reg, Register  value_reg, Register  scratch1, Register  scratch2, Register  scratch3, Label *  miss_label, Label *  slow  )

private

Referenced by CompileStoreTransition().

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GenerateStoreViaSetter()

static void v8::internal::NamedStoreHandlerCompiler::GenerateStoreViaSetter ( MacroAssembler *  masm, Handle< HeapType >  type, Register  receiver, Handle< JSFunction >  setter  )

static

Referenced by CompileStoreViaSetter(), and GenerateStoreViaSetterForDeopt().

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GenerateStoreViaSetterForDeopt()

static void v8::internal::NamedStoreHandlerCompiler::GenerateStoreViaSetterForDeopt ( MacroAssembler *  masm )

inlinestatic

Definition at line 218 of file handler-compiler.h.

                                                                   {
    GenerateStoreViaSetter(masm, Handle<HeapType>::null(), no_reg,
                           Handle<JSFunction>());
  }

References GenerateStoreViaSetter(), and v8::internal::no_reg.

Referenced by v8::internal::Generate_StoreIC_Setter_ForDeopt().

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SlowBuiltin()

static Builtins::Name v8::internal::NamedStoreHandlerCompiler::SlowBuiltin ( Code::Kind  kind )

inlinestaticprivate

Definition at line 242 of file handler-compiler.h.

                                                 {
    switch (kind) {
      case Code::STORE_IC:
        return Builtins::kStoreIC_Slow;
      case Code::KEYED_STORE_IC:
        return Builtins::kKeyedStoreIC_Slow;
      default:
        UNREACHABLE();
    }
    return Builtins::kStoreIC_Slow;
  }

References UNREACHABLE.

Referenced by CompileStoreTransition().

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value()

static Register v8::internal::NamedStoreHandlerCompiler::value ( )

staticprivate

Referenced by CompileStoreCallback(), CompileStoreField(), and CompileStoreTransition().

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---

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

• /mnt/V8SourceCode/src/ic/handler-compiler.h
• /mnt/V8SourceCode/src/ic/handler-compiler.cc