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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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| 590 DCHECK(!empty_function_map->is_dictionary_map()); | 590 DCHECK(!empty_function_map->is_dictionary_map()); |
| 591 Map::SetPrototype(empty_function_map, object_function_prototype); | 591 Map::SetPrototype(empty_function_map, object_function_prototype); |
| 592 empty_function_map->set_is_prototype_map(true); | 592 empty_function_map->set_is_prototype_map(true); |
| 593 | 593 |
| 594 empty_function->set_map(*empty_function_map); | 594 empty_function->set_map(*empty_function_map); |
| 595 | 595 |
| 596 // --- E m p t y --- | 596 // --- E m p t y --- |
| 597 Handle<String> source = factory->NewStringFromStaticChars("() {}"); | 597 Handle<String> source = factory->NewStringFromStaticChars("() {}"); |
| 598 Handle<Script> script = factory->NewScript(source); | 598 Handle<Script> script = factory->NewScript(source); |
| 599 script->set_type(Script::TYPE_NATIVE); | 599 script->set_type(Script::TYPE_NATIVE); |
| 600 Handle<FixedArray> infos = factory->NewFixedArray(2); |
| 601 script->set_shared_function_infos(*infos); |
| 600 empty_function->shared()->set_start_position(0); | 602 empty_function->shared()->set_start_position(0); |
| 601 empty_function->shared()->set_end_position(source->length()); | 603 empty_function->shared()->set_end_position(source->length()); |
| 604 empty_function->shared()->set_function_literal_id(1); |
| 602 empty_function->shared()->DontAdaptArguments(); | 605 empty_function->shared()->DontAdaptArguments(); |
| 603 SharedFunctionInfo::SetScript(handle(empty_function->shared()), script); | 606 SharedFunctionInfo::SetScript(handle(empty_function->shared()), script); |
| 604 | 607 |
| 605 // Set prototypes for the function maps. | 608 // Set prototypes for the function maps. |
| 606 Handle<Map> sloppy_function_map(native_context()->sloppy_function_map(), | 609 Handle<Map> sloppy_function_map(native_context()->sloppy_function_map(), |
| 607 isolate); | 610 isolate); |
| 608 Handle<Map> sloppy_function_without_prototype_map( | 611 Handle<Map> sloppy_function_without_prototype_map( |
| 609 native_context()->sloppy_function_without_prototype_map(), isolate); | 612 native_context()->sloppy_function_without_prototype_map(), isolate); |
| 610 Map::SetPrototype(sloppy_function_map, empty_function); | 613 Map::SetPrototype(sloppy_function_map, empty_function); |
| 611 Map::SetPrototype(sloppy_function_without_prototype_map, empty_function); | 614 Map::SetPrototype(sloppy_function_without_prototype_map, empty_function); |
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| 4625 } | 4628 } |
| 4626 | 4629 |
| 4627 | 4630 |
| 4628 // Called when the top-level V8 mutex is destroyed. | 4631 // Called when the top-level V8 mutex is destroyed. |
| 4629 void Bootstrapper::FreeThreadResources() { | 4632 void Bootstrapper::FreeThreadResources() { |
| 4630 DCHECK(!IsActive()); | 4633 DCHECK(!IsActive()); |
| 4631 } | 4634 } |
| 4632 | 4635 |
| 4633 } // namespace internal | 4636 } // namespace internal |
| 4634 } // namespace v8 | 4637 } // namespace v8 |
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