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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 "src/bootstrapper.h" | 5 #include "src/bootstrapper.h" |
| 6 | 6 |
| 7 #include "src/accessors.h" | 7 #include "src/accessors.h" |
| 8 #include "src/api-natives.h" | 8 #include "src/api-natives.h" |
| 9 #include "src/base/ieee754.h" | 9 #include "src/base/ieee754.h" |
| 10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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| 589 DCHECK(!empty_function_map->is_dictionary_map()); | 589 DCHECK(!empty_function_map->is_dictionary_map()); |
| 590 Map::SetPrototype(empty_function_map, object_function_prototype); | 590 Map::SetPrototype(empty_function_map, object_function_prototype); |
| 591 empty_function_map->set_is_prototype_map(true); | 591 empty_function_map->set_is_prototype_map(true); |
| 592 | 592 |
| 593 empty_function->set_map(*empty_function_map); | 593 empty_function->set_map(*empty_function_map); |
| 594 | 594 |
| 595 // --- E m p t y --- | 595 // --- E m p t y --- |
| 596 Handle<String> source = factory->NewStringFromStaticChars("() {}"); | 596 Handle<String> source = factory->NewStringFromStaticChars("() {}"); |
| 597 Handle<Script> script = factory->NewScript(source); | 597 Handle<Script> script = factory->NewScript(source); |
| 598 script->set_type(Script::TYPE_NATIVE); | 598 script->set_type(Script::TYPE_NATIVE); |
| 599 Handle<FixedArray> infos = factory->NewFixedArray(2); | |
| 600 script->set_shared_function_infos(*infos); | |
| 601 empty_function->shared()->set_start_position(0); | 599 empty_function->shared()->set_start_position(0); |
| 602 empty_function->shared()->set_end_position(source->length()); | 600 empty_function->shared()->set_end_position(source->length()); |
| 603 empty_function->shared()->set_function_literal_id(1); | |
| 604 empty_function->shared()->DontAdaptArguments(); | 601 empty_function->shared()->DontAdaptArguments(); |
| 605 SharedFunctionInfo::SetScript(handle(empty_function->shared()), script); | 602 SharedFunctionInfo::SetScript(handle(empty_function->shared()), script); |
| 606 | 603 |
| 607 // Set prototypes for the function maps. | 604 // Set prototypes for the function maps. |
| 608 Handle<Map> sloppy_function_map(native_context()->sloppy_function_map(), | 605 Handle<Map> sloppy_function_map(native_context()->sloppy_function_map(), |
| 609 isolate); | 606 isolate); |
| 610 Handle<Map> sloppy_function_without_prototype_map( | 607 Handle<Map> sloppy_function_without_prototype_map( |
| 611 native_context()->sloppy_function_without_prototype_map(), isolate); | 608 native_context()->sloppy_function_without_prototype_map(), isolate); |
| 612 Map::SetPrototype(sloppy_function_map, empty_function); | 609 Map::SetPrototype(sloppy_function_map, empty_function); |
| 613 Map::SetPrototype(sloppy_function_without_prototype_map, empty_function); | 610 Map::SetPrototype(sloppy_function_without_prototype_map, empty_function); |
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| 4654 } | 4651 } |
| 4655 | 4652 |
| 4656 | 4653 |
| 4657 // Called when the top-level V8 mutex is destroyed. | 4654 // Called when the top-level V8 mutex is destroyed. |
| 4658 void Bootstrapper::FreeThreadResources() { | 4655 void Bootstrapper::FreeThreadResources() { |
| 4659 DCHECK(!IsActive()); | 4656 DCHECK(!IsActive()); |
| 4660 } | 4657 } |
| 4661 | 4658 |
| 4662 } // namespace internal | 4659 } // namespace internal |
| 4663 } // namespace v8 | 4660 } // namespace v8 |
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