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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/api-natives.h" | 5 #include "src/api-natives.h" |
6 | 6 |
7 #include "src/api.h" | 7 #include "src/api.h" |
8 #include "src/isolate-inl.h" | 8 #include "src/isolate-inl.h" |
9 #include "src/lookup.h" | 9 #include "src/lookup.h" |
10 #include "src/messages.h" | 10 #include "src/messages.h" |
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529 | 529 |
530 MaybeHandle<JSObject> ApiNatives::InstantiateRemoteObject( | 530 MaybeHandle<JSObject> ApiNatives::InstantiateRemoteObject( |
531 Handle<ObjectTemplateInfo> data) { | 531 Handle<ObjectTemplateInfo> data) { |
532 Isolate* isolate = data->GetIsolate(); | 532 Isolate* isolate = data->GetIsolate(); |
533 InvokeScope invoke_scope(isolate); | 533 InvokeScope invoke_scope(isolate); |
534 | 534 |
535 Handle<FunctionTemplateInfo> constructor( | 535 Handle<FunctionTemplateInfo> constructor( |
536 FunctionTemplateInfo::cast(data->constructor())); | 536 FunctionTemplateInfo::cast(data->constructor())); |
537 Handle<Map> object_map = isolate->factory()->NewMap( | 537 Handle<Map> object_map = isolate->factory()->NewMap( |
538 JS_SPECIAL_API_OBJECT_TYPE, | 538 JS_SPECIAL_API_OBJECT_TYPE, |
539 JSObject::kHeaderSize + data->internal_field_count() * kPointerSize, | 539 JSObject::kHeaderSize + data->embedder_field_count() * kPointerSize, |
540 FAST_HOLEY_SMI_ELEMENTS); | 540 FAST_HOLEY_SMI_ELEMENTS); |
541 object_map->SetConstructor(*constructor); | 541 object_map->SetConstructor(*constructor); |
542 object_map->set_is_access_check_needed(true); | 542 object_map->set_is_access_check_needed(true); |
543 | 543 |
544 Handle<JSObject> object = isolate->factory()->NewJSObjectFromMap(object_map); | 544 Handle<JSObject> object = isolate->factory()->NewJSObjectFromMap(object_map); |
545 JSObject::ForceSetPrototype(object, isolate->factory()->null_value()); | 545 JSObject::ForceSetPrototype(object, isolate->factory()->null_value()); |
546 | 546 |
547 return object; | 547 return object; |
548 } | 548 } |
549 | 549 |
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624 } | 624 } |
625 | 625 |
626 if (prototype->IsTheHole(isolate)) { | 626 if (prototype->IsTheHole(isolate)) { |
627 prototype = isolate->factory()->NewFunctionPrototype(result); | 627 prototype = isolate->factory()->NewFunctionPrototype(result); |
628 } else if (obj->prototype_provider_template()->IsUndefined(isolate)) { | 628 } else if (obj->prototype_provider_template()->IsUndefined(isolate)) { |
629 JSObject::AddProperty(Handle<JSObject>::cast(prototype), | 629 JSObject::AddProperty(Handle<JSObject>::cast(prototype), |
630 isolate->factory()->constructor_string(), result, | 630 isolate->factory()->constructor_string(), result, |
631 DONT_ENUM); | 631 DONT_ENUM); |
632 } | 632 } |
633 | 633 |
634 int internal_field_count = 0; | 634 int embedder_field_count = 0; |
635 bool immutable_proto = false; | 635 bool immutable_proto = false; |
636 if (!obj->instance_template()->IsUndefined(isolate)) { | 636 if (!obj->instance_template()->IsUndefined(isolate)) { |
637 Handle<ObjectTemplateInfo> instance_template = Handle<ObjectTemplateInfo>( | 637 Handle<ObjectTemplateInfo> instance_template = Handle<ObjectTemplateInfo>( |
638 ObjectTemplateInfo::cast(obj->instance_template())); | 638 ObjectTemplateInfo::cast(obj->instance_template())); |
639 internal_field_count = instance_template->internal_field_count(); | 639 embedder_field_count = instance_template->embedder_field_count(); |
640 immutable_proto = instance_template->immutable_proto(); | 640 immutable_proto = instance_template->immutable_proto(); |
641 } | 641 } |
642 | 642 |
643 // TODO(svenpanne) Kill ApiInstanceType and refactor things by generalizing | 643 // TODO(svenpanne) Kill ApiInstanceType and refactor things by generalizing |
644 // JSObject::GetHeaderSize. | 644 // JSObject::GetHeaderSize. |
645 int instance_size = kPointerSize * internal_field_count; | 645 int instance_size = kPointerSize * embedder_field_count; |
646 InstanceType type; | 646 InstanceType type; |
647 switch (instance_type) { | 647 switch (instance_type) { |
648 case JavaScriptObjectType: | 648 case JavaScriptObjectType: |
649 if (!obj->needs_access_check() && | 649 if (!obj->needs_access_check() && |
650 obj->named_property_handler()->IsUndefined(isolate) && | 650 obj->named_property_handler()->IsUndefined(isolate) && |
651 obj->indexed_property_handler()->IsUndefined(isolate)) { | 651 obj->indexed_property_handler()->IsUndefined(isolate)) { |
652 type = JS_API_OBJECT_TYPE; | 652 type = JS_API_OBJECT_TYPE; |
653 } else { | 653 } else { |
654 type = JS_SPECIAL_API_OBJECT_TYPE; | 654 type = JS_SPECIAL_API_OBJECT_TYPE; |
655 } | 655 } |
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703 map->set_is_constructor(true); | 703 map->set_is_constructor(true); |
704 } | 704 } |
705 | 705 |
706 if (immutable_proto) map->set_immutable_proto(true); | 706 if (immutable_proto) map->set_immutable_proto(true); |
707 | 707 |
708 return result; | 708 return result; |
709 } | 709 } |
710 | 710 |
711 } // namespace internal | 711 } // namespace internal |
712 } // namespace v8 | 712 } // namespace v8 |
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