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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 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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431 bool V8::IsGlobalWeak(i::Object** obj) { | 431 bool V8::IsGlobalWeak(i::Object** obj) { |
432 LOG_API("IsGlobalWeak"); | 432 LOG_API("IsGlobalWeak"); |
433 if (!i::V8::IsRunning()) return false; | 433 if (!i::V8::IsRunning()) return false; |
434 return i::GlobalHandles::IsWeak(obj); | 434 return i::GlobalHandles::IsWeak(obj); |
435 } | 435 } |
436 | 436 |
437 | 437 |
438 void V8::DisposeGlobal(i::Object** obj) { | 438 void V8::DisposeGlobal(i::Object** obj) { |
439 LOG_API("DisposeGlobal"); | 439 LOG_API("DisposeGlobal"); |
440 if (!i::V8::IsRunning()) return; | 440 if (!i::V8::IsRunning()) return; |
441 if ((*obj)->IsGlobalContext()) i::Heap::NotifyContextDisposedDeprecated(); | |
442 i::GlobalHandles::Destroy(obj); | 441 i::GlobalHandles::Destroy(obj); |
443 } | 442 } |
444 | 443 |
445 // --- H a n d l e s --- | 444 // --- H a n d l e s --- |
446 | 445 |
447 | 446 |
448 HandleScope::HandleScope() : is_closed_(false) { | 447 HandleScope::HandleScope() : is_closed_(false) { |
449 API_ENTRY_CHECK("HandleScope::HandleScope"); | 448 API_ENTRY_CHECK("HandleScope::HandleScope"); |
450 i::HandleScope::Enter(&previous_); | 449 i::HandleScope::Enter(&previous_); |
451 } | 450 } |
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2851 v8::Handle<ObjectTemplate> global_template, | 2850 v8::Handle<ObjectTemplate> global_template, |
2852 v8::Handle<Value> global_object) { | 2851 v8::Handle<Value> global_object) { |
2853 EnsureInitialized("v8::Context::New()"); | 2852 EnsureInitialized("v8::Context::New()"); |
2854 LOG_API("Context::New"); | 2853 LOG_API("Context::New"); |
2855 ON_BAILOUT("v8::Context::New()", return Persistent<Context>()); | 2854 ON_BAILOUT("v8::Context::New()", return Persistent<Context>()); |
2856 | 2855 |
2857 // Enter V8 via an ENTER_V8 scope. | 2856 // Enter V8 via an ENTER_V8 scope. |
2858 i::Handle<i::Context> env; | 2857 i::Handle<i::Context> env; |
2859 { | 2858 { |
2860 ENTER_V8; | 2859 ENTER_V8; |
2861 #if defined(ANDROID) | |
2862 // On mobile device, full GC is expensive, leave it to the system to | |
2863 // decide when should make a full GC. | |
2864 #else | |
2865 // Give the heap a chance to cleanup if we've disposed contexts. | |
2866 i::Heap::CollectAllGarbageIfContextDisposedDeprecated(); | |
2867 #endif | |
2868 v8::Handle<ObjectTemplate> proxy_template = global_template; | 2860 v8::Handle<ObjectTemplate> proxy_template = global_template; |
2869 i::Handle<i::FunctionTemplateInfo> proxy_constructor; | 2861 i::Handle<i::FunctionTemplateInfo> proxy_constructor; |
2870 i::Handle<i::FunctionTemplateInfo> global_constructor; | 2862 i::Handle<i::FunctionTemplateInfo> global_constructor; |
2871 | 2863 |
2872 if (!global_template.IsEmpty()) { | 2864 if (!global_template.IsEmpty()) { |
2873 // Make sure that the global_template has a constructor. | 2865 // Make sure that the global_template has a constructor. |
2874 global_constructor = | 2866 global_constructor = |
2875 EnsureConstructor(Utils::OpenHandle(*global_template)); | 2867 EnsureConstructor(Utils::OpenHandle(*global_template)); |
2876 | 2868 |
2877 // Create a fresh template for the global proxy object. | 2869 // Create a fresh template for the global proxy object. |
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3560 } | 3552 } |
3561 } | 3553 } |
3562 | 3554 |
3563 | 3555 |
3564 void V8::TerminateExecution() { | 3556 void V8::TerminateExecution() { |
3565 if (!i::V8::IsRunning()) return; | 3557 if (!i::V8::IsRunning()) return; |
3566 i::StackGuard::TerminateExecution(); | 3558 i::StackGuard::TerminateExecution(); |
3567 } | 3559 } |
3568 | 3560 |
3569 | 3561 |
| 3562 bool V8::IsExecutionTerminating() { |
| 3563 if (!i::V8::IsRunning()) return false; |
| 3564 if (i::Top::has_scheduled_exception()) { |
| 3565 return i::Top::scheduled_exception() == i::Heap::termination_exception(); |
| 3566 } |
| 3567 return false; |
| 3568 } |
| 3569 |
| 3570 |
3570 String::Utf8Value::Utf8Value(v8::Handle<v8::Value> obj) { | 3571 String::Utf8Value::Utf8Value(v8::Handle<v8::Value> obj) { |
3571 EnsureInitialized("v8::String::Utf8Value::Utf8Value()"); | 3572 EnsureInitialized("v8::String::Utf8Value::Utf8Value()"); |
3572 if (obj.IsEmpty()) { | 3573 if (obj.IsEmpty()) { |
3573 str_ = NULL; | 3574 str_ = NULL; |
3574 length_ = 0; | 3575 length_ = 0; |
3575 return; | 3576 return; |
3576 } | 3577 } |
3577 ENTER_V8; | 3578 ENTER_V8; |
3578 HandleScope scope; | 3579 HandleScope scope; |
3579 TryCatch try_catch; | 3580 TryCatch try_catch; |
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3944 | 3945 |
3945 | 3946 |
3946 char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) { | 3947 char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) { |
3947 HandleScopeImplementer* thread_local = | 3948 HandleScopeImplementer* thread_local = |
3948 reinterpret_cast<HandleScopeImplementer*>(storage); | 3949 reinterpret_cast<HandleScopeImplementer*>(storage); |
3949 thread_local->IterateThis(v); | 3950 thread_local->IterateThis(v); |
3950 return storage + ArchiveSpacePerThread(); | 3951 return storage + ArchiveSpacePerThread(); |
3951 } | 3952 } |
3952 | 3953 |
3953 } } // namespace v8::internal | 3954 } } // namespace v8::internal |
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