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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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55 CALL_HEAP_FUNCTION(content->AddKeysFromJSArray(*array), FixedArray); | 55 CALL_HEAP_FUNCTION(content->AddKeysFromJSArray(*array), FixedArray); |
56 } | 56 } |
57 | 57 |
58 | 58 |
59 Handle<FixedArray> UnionOfKeys(Handle<FixedArray> first, | 59 Handle<FixedArray> UnionOfKeys(Handle<FixedArray> first, |
60 Handle<FixedArray> second) { | 60 Handle<FixedArray> second) { |
61 CALL_HEAP_FUNCTION(first->UnionOfKeys(*second), FixedArray); | 61 CALL_HEAP_FUNCTION(first->UnionOfKeys(*second), FixedArray); |
62 } | 62 } |
63 | 63 |
64 | 64 |
65 Handle<JSGlobalObject> ReinitializeJSGlobalObject( | 65 Handle<JSGlobalProxy> ReinitializeJSGlobalProxy( |
66 Handle<JSFunction> constructor, | 66 Handle<JSFunction> constructor, |
67 Handle<JSGlobalObject> global) { | 67 Handle<JSGlobalProxy> global) { |
68 CALL_HEAP_FUNCTION(Heap::ReinitializeJSGlobalObject(*constructor, *global), | 68 CALL_HEAP_FUNCTION(Heap::ReinitializeJSGlobalProxy(*constructor, *global), |
69 JSGlobalObject); | 69 JSGlobalProxy); |
70 } | 70 } |
71 | 71 |
72 | 72 |
73 void SetExpectedNofProperties(Handle<JSFunction> func, int nof) { | 73 void SetExpectedNofProperties(Handle<JSFunction> func, int nof) { |
74 func->shared()->set_expected_nof_properties(nof); | 74 func->shared()->set_expected_nof_properties(nof); |
75 if (func->has_initial_map()) { | 75 if (func->has_initial_map()) { |
76 Handle<Map> new_initial_map = | 76 Handle<Map> new_initial_map = |
77 Factory::CopyMapDropTransitions(Handle<Map>(func->initial_map())); | 77 Factory::CopyMapDropTransitions(Handle<Map>(func->initial_map())); |
78 new_initial_map->set_unused_property_fields(nof); | 78 new_initial_map->set_unused_property_fields(nof); |
79 func->set_initial_map(*new_initial_map); | 79 func->set_initial_map(*new_initial_map); |
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478 } | 478 } |
479 | 479 |
480 | 480 |
481 void LoadLazy(Handle<JSFunction> fun, bool* pending_exception) { | 481 void LoadLazy(Handle<JSFunction> fun, bool* pending_exception) { |
482 HandleScope scope; | 482 HandleScope scope; |
483 Handle<FixedArray> info(FixedArray::cast(fun->shared()->lazy_load_data())); | 483 Handle<FixedArray> info(FixedArray::cast(fun->shared()->lazy_load_data())); |
484 int index = Smi::cast(info->get(0))->value(); | 484 int index = Smi::cast(info->get(0))->value(); |
485 ASSERT(index >= 0); | 485 ASSERT(index >= 0); |
486 Handle<Context> compile_context(Context::cast(info->get(1))); | 486 Handle<Context> compile_context(Context::cast(info->get(1))); |
487 Handle<Context> function_context(Context::cast(info->get(2))); | 487 Handle<Context> function_context(Context::cast(info->get(2))); |
488 Handle<Context> security_context(Context::cast(info->get(3))); | |
489 Handle<Object> receiver(compile_context->global()->builtins()); | 488 Handle<Object> receiver(compile_context->global()->builtins()); |
490 | 489 |
491 Vector<const char> name = Natives::GetScriptName(index); | 490 Vector<const char> name = Natives::GetScriptName(index); |
492 | 491 |
493 Handle<JSFunction> boilerplate; | 492 Handle<JSFunction> boilerplate; |
494 | 493 |
495 if (!Bootstrapper::NativesCacheLookup(name, &boilerplate)) { | 494 if (!Bootstrapper::NativesCacheLookup(name, &boilerplate)) { |
496 Handle<String> source_code = Bootstrapper::NativesSourceLookup(index); | 495 Handle<String> source_code = Bootstrapper::NativesSourceLookup(index); |
497 Handle<String> script_name = Factory::NewStringFromAscii(name); | 496 Handle<String> script_name = Factory::NewStringFromAscii(name); |
498 bool allow_natives_syntax = FLAG_allow_natives_syntax; | 497 bool allow_natives_syntax = FLAG_allow_natives_syntax; |
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513 // We shouldn't get here if compiling the script failed. | 512 // We shouldn't get here if compiling the script failed. |
514 ASSERT(!boilerplate.is_null()); | 513 ASSERT(!boilerplate.is_null()); |
515 | 514 |
516 // When the debugger running in its own context touches lazy loaded | 515 // When the debugger running in its own context touches lazy loaded |
517 // functions loading can be triggered. In that case ensure that the | 516 // functions loading can be triggered. In that case ensure that the |
518 // execution of the boilerplate is in the correct context. | 517 // execution of the boilerplate is in the correct context. |
519 SaveContext save; | 518 SaveContext save; |
520 if (!Debug::debug_context().is_null() && | 519 if (!Debug::debug_context().is_null() && |
521 Top::context() == *Debug::debug_context()) { | 520 Top::context() == *Debug::debug_context()) { |
522 Top::set_context(*compile_context); | 521 Top::set_context(*compile_context); |
523 Top::set_security_context(*security_context); | |
524 } | 522 } |
525 | 523 |
526 // Reset the lazy load data before running the script to make sure | 524 // Reset the lazy load data before running the script to make sure |
527 // not to get recursive lazy loading. | 525 // not to get recursive lazy loading. |
528 fun->shared()->set_lazy_load_data(Heap::undefined_value()); | 526 fun->shared()->set_lazy_load_data(Heap::undefined_value()); |
529 | 527 |
530 // Run the script. | 528 // Run the script. |
531 Handle<JSFunction> script_fun( | 529 Handle<JSFunction> script_fun( |
532 Factory::NewFunctionFromBoilerplate(boilerplate, function_context)); | 530 Factory::NewFunctionFromBoilerplate(boilerplate, function_context)); |
533 Execution::Call(script_fun, receiver, 0, NULL, pending_exception); | 531 Execution::Call(script_fun, receiver, 0, NULL, pending_exception); |
534 | 532 |
535 // If lazy loading failed, restore the unloaded state of fun. | 533 // If lazy loading failed, restore the unloaded state of fun. |
536 if (*pending_exception) fun->shared()->set_lazy_load_data(*info); | 534 if (*pending_exception) fun->shared()->set_lazy_load_data(*info); |
537 } | 535 } |
538 | 536 |
539 | 537 |
540 void SetupLazy(Handle<JSFunction> fun, | 538 void SetupLazy(Handle<JSFunction> fun, |
541 int index, | 539 int index, |
542 Handle<Context> compile_context, | 540 Handle<Context> compile_context, |
543 Handle<Context> function_context, | 541 Handle<Context> function_context) { |
544 Handle<Context> security_context) { | 542 Handle<FixedArray> arr = Factory::NewFixedArray(3); |
545 Handle<FixedArray> arr = Factory::NewFixedArray(4); | |
546 arr->set(0, Smi::FromInt(index)); | 543 arr->set(0, Smi::FromInt(index)); |
547 arr->set(1, *compile_context); // Compile in this context | 544 arr->set(1, *compile_context); // Compile in this context |
548 arr->set(2, *function_context); // Set function context to this | 545 arr->set(2, *function_context); // Set function context to this |
549 arr->set(3, *security_context); // Receiver for call | |
550 fun->shared()->set_lazy_load_data(*arr); | 546 fun->shared()->set_lazy_load_data(*arr); |
551 } | 547 } |
552 | 548 |
553 } } // namespace v8::internal | 549 } } // namespace v8::internal |
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