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Issue 2547483002: Store SharedFunctionInfos of a Script in a FixedArray indexed by their ID (Closed)
Patch Set: updates Created 4 years ago
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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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582 DCHECK(!empty_function_map->is_dictionary_map()); 582 DCHECK(!empty_function_map->is_dictionary_map());
583 Map::SetPrototype(empty_function_map, object_function_prototype); 583 Map::SetPrototype(empty_function_map, object_function_prototype);
584 empty_function_map->set_is_prototype_map(true); 584 empty_function_map->set_is_prototype_map(true);
585 585
586 empty_function->set_map(*empty_function_map); 586 empty_function->set_map(*empty_function_map);
587 587
588 // --- E m p t y --- 588 // --- E m p t y ---
589 Handle<String> source = factory->NewStringFromStaticChars("() {}"); 589 Handle<String> source = factory->NewStringFromStaticChars("() {}");
590 Handle<Script> script = factory->NewScript(source); 590 Handle<Script> script = factory->NewScript(source);
591 script->set_type(Script::TYPE_NATIVE); 591 script->set_type(Script::TYPE_NATIVE);
592 Handle<FixedArray> infos = factory->NewFixedArrayWithSmis(2, 0);
593 script->set_shared_function_infos(*infos);
592 empty_function->shared()->set_start_position(0); 594 empty_function->shared()->set_start_position(0);
593 empty_function->shared()->set_end_position(source->length()); 595 empty_function->shared()->set_end_position(source->length());
596 empty_function->shared()->set_function_literal_id(1);
594 empty_function->shared()->DontAdaptArguments(); 597 empty_function->shared()->DontAdaptArguments();
595 SharedFunctionInfo::SetScript(handle(empty_function->shared()), script); 598 SharedFunctionInfo::SetScript(handle(empty_function->shared()), script);
596 599
597 // Set prototypes for the function maps. 600 // Set prototypes for the function maps.
598 Handle<Map> sloppy_function_map(native_context()->sloppy_function_map(), 601 Handle<Map> sloppy_function_map(native_context()->sloppy_function_map(),
599 isolate); 602 isolate);
600 Handle<Map> sloppy_function_without_prototype_map( 603 Handle<Map> sloppy_function_without_prototype_map(
601 native_context()->sloppy_function_without_prototype_map(), isolate); 604 native_context()->sloppy_function_without_prototype_map(), isolate);
602 Map::SetPrototype(sloppy_function_map, empty_function); 605 Map::SetPrototype(sloppy_function_map, empty_function);
603 Map::SetPrototype(sloppy_function_without_prototype_map, empty_function); 606 Map::SetPrototype(sloppy_function_without_prototype_map, empty_function);
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4579 } 4582 }
4580 4583
4581 4584
4582 // Called when the top-level V8 mutex is destroyed. 4585 // Called when the top-level V8 mutex is destroyed.
4583 void Bootstrapper::FreeThreadResources() { 4586 void Bootstrapper::FreeThreadResources() {
4584 DCHECK(!IsActive()); 4587 DCHECK(!IsActive());
4585 } 4588 }
4586 4589
4587 } // namespace internal 4590 } // namespace internal
4588 } // namespace v8 4591 } // namespace v8
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