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Issue 2547483002: Store SharedFunctionInfos of a Script in a FixedArray indexed by their ID (Closed)
Patch Set: rebase 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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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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