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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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 "bootstrapper.h" | 5 #include "bootstrapper.h" |
6 | 6 |
7 #include "accessors.h" | 7 #include "accessors.h" |
8 #include "isolate-inl.h" | 8 #include "isolate-inl.h" |
9 #include "natives.h" | 9 #include "natives.h" |
10 #include "snapshot.h" | 10 #include "snapshot.h" |
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477 // prototype, otherwise the missing initial_array_prototype will cause | 477 // prototype, otherwise the missing initial_array_prototype will cause |
478 // assertions during startup. | 478 // assertions during startup. |
479 native_context()->set_initial_array_prototype(*prototype); | 479 native_context()->set_initial_array_prototype(*prototype); |
480 Accessors::FunctionSetPrototype(object_fun, prototype); | 480 Accessors::FunctionSetPrototype(object_fun, prototype); |
481 } | 481 } |
482 | 482 |
483 // Allocate the empty function as the prototype for function ECMAScript | 483 // Allocate the empty function as the prototype for function ECMAScript |
484 // 262 15.3.4. | 484 // 262 15.3.4. |
485 Handle<String> empty_string = | 485 Handle<String> empty_string = |
486 factory->InternalizeOneByteString(STATIC_ASCII_VECTOR("Empty")); | 486 factory->InternalizeOneByteString(STATIC_ASCII_VECTOR("Empty")); |
| 487 Handle<Code> code(isolate->builtins()->builtin(Builtins::kEmptyFunction)); |
487 Handle<JSFunction> empty_function = | 488 Handle<JSFunction> empty_function = |
488 factory->NewFunctionWithoutPrototype(empty_string, SLOPPY); | 489 factory->NewFunctionWithoutPrototype(empty_string, code); |
489 | 490 |
490 // --- E m p t y --- | 491 // --- E m p t y --- |
491 Handle<Code> code = | |
492 Handle<Code>(isolate->builtins()->builtin( | |
493 Builtins::kEmptyFunction)); | |
494 empty_function->set_code(*code); | |
495 empty_function->shared()->set_code(*code); | |
496 Handle<String> source = | 492 Handle<String> source = |
497 factory->NewStringFromOneByte(STATIC_ASCII_VECTOR("() {}")); | 493 factory->NewStringFromOneByte(STATIC_ASCII_VECTOR("() {}")); |
498 Handle<Script> script = factory->NewScript(source); | 494 Handle<Script> script = factory->NewScript(source); |
499 script->set_type(Smi::FromInt(Script::TYPE_NATIVE)); | 495 script->set_type(Smi::FromInt(Script::TYPE_NATIVE)); |
500 empty_function->shared()->set_script(*script); | 496 empty_function->shared()->set_script(*script); |
501 empty_function->shared()->set_start_position(0); | 497 empty_function->shared()->set_start_position(0); |
502 empty_function->shared()->set_end_position(source->length()); | 498 empty_function->shared()->set_end_position(source->length()); |
503 empty_function->shared()->DontAdaptArguments(); | 499 empty_function->shared()->DontAdaptArguments(); |
504 | 500 |
505 // Set prototypes for the function maps. | 501 // Set prototypes for the function maps. |
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560 map->AppendDescriptor(&d); | 556 map->AppendDescriptor(&d); |
561 } | 557 } |
562 } | 558 } |
563 | 559 |
564 | 560 |
565 // ECMAScript 5th Edition, 13.2.3 | 561 // ECMAScript 5th Edition, 13.2.3 |
566 Handle<JSFunction> Genesis::GetThrowTypeErrorFunction() { | 562 Handle<JSFunction> Genesis::GetThrowTypeErrorFunction() { |
567 if (throw_type_error_function.is_null()) { | 563 if (throw_type_error_function.is_null()) { |
568 Handle<String> name = factory()->InternalizeOneByteString( | 564 Handle<String> name = factory()->InternalizeOneByteString( |
569 STATIC_ASCII_VECTOR("ThrowTypeError")); | 565 STATIC_ASCII_VECTOR("ThrowTypeError")); |
570 throw_type_error_function = | |
571 factory()->NewFunctionWithoutPrototype(name, SLOPPY); | |
572 Handle<Code> code(isolate()->builtins()->builtin( | 566 Handle<Code> code(isolate()->builtins()->builtin( |
573 Builtins::kStrictModePoisonPill)); | 567 Builtins::kStrictModePoisonPill)); |
| 568 throw_type_error_function = |
| 569 factory()->NewFunctionWithoutPrototype(name, code); |
574 throw_type_error_function->set_map(native_context()->sloppy_function_map()); | 570 throw_type_error_function->set_map(native_context()->sloppy_function_map()); |
575 throw_type_error_function->set_code(*code); | |
576 throw_type_error_function->shared()->set_code(*code); | |
577 throw_type_error_function->shared()->DontAdaptArguments(); | 571 throw_type_error_function->shared()->DontAdaptArguments(); |
578 | 572 |
579 JSObject::PreventExtensions(throw_type_error_function).Assert(); | 573 JSObject::PreventExtensions(throw_type_error_function).Assert(); |
580 } | 574 } |
581 return throw_type_error_function; | 575 return throw_type_error_function; |
582 } | 576 } |
583 | 577 |
584 | 578 |
585 Handle<Map> Genesis::CreateStrictFunctionMap( | 579 Handle<Map> Genesis::CreateStrictFunctionMap( |
586 PrototypePropertyMode prototype_mode, | 580 PrototypePropertyMode prototype_mode, |
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2665 return from + sizeof(NestingCounterType); | 2659 return from + sizeof(NestingCounterType); |
2666 } | 2660 } |
2667 | 2661 |
2668 | 2662 |
2669 // Called when the top-level V8 mutex is destroyed. | 2663 // Called when the top-level V8 mutex is destroyed. |
2670 void Bootstrapper::FreeThreadResources() { | 2664 void Bootstrapper::FreeThreadResources() { |
2671 ASSERT(!IsActive()); | 2665 ASSERT(!IsActive()); |
2672 } | 2666 } |
2673 | 2667 |
2674 } } // namespace v8::internal | 2668 } } // namespace v8::internal |
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