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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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418 set_interrupt_limits(access); | 418 set_interrupt_limits(access); |
419 } | 419 } |
420 | 420 |
421 | 421 |
422 bool StackGuard::IsTerminateExecution() { | 422 bool StackGuard::IsTerminateExecution() { |
423 ExecutionAccess access(isolate_); | 423 ExecutionAccess access(isolate_); |
424 return (thread_local_.interrupt_flags_ & TERMINATE) != 0; | 424 return (thread_local_.interrupt_flags_ & TERMINATE) != 0; |
425 } | 425 } |
426 | 426 |
427 | 427 |
428 void StackGuard::CancelTerminateExecution() { | |
429 ExecutionAccess access(isolate_); | |
430 Continue(TERMINATE); | |
431 isolate_->CancelTerminateExecution(); | |
432 } | |
433 | |
434 | |
435 void StackGuard::TerminateExecution() { | 428 void StackGuard::TerminateExecution() { |
436 ExecutionAccess access(isolate_); | 429 ExecutionAccess access(isolate_); |
437 thread_local_.interrupt_flags_ |= TERMINATE; | 430 thread_local_.interrupt_flags_ |= TERMINATE; |
438 set_interrupt_limits(access); | 431 set_interrupt_limits(access); |
439 } | 432 } |
440 | 433 |
441 | 434 |
442 bool StackGuard::IsGCRequest() { | 435 bool StackGuard::IsGCRequest() { |
443 ExecutionAccess access(isolate_); | 436 ExecutionAccess access(isolate_); |
444 return (thread_local_.interrupt_flags_ & GC_REQUEST) != 0; | 437 return (thread_local_.interrupt_flags_ & GC_REQUEST) != 0; |
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903 } | 896 } |
904 if (stack_guard->IsInterrupted()) { | 897 if (stack_guard->IsInterrupted()) { |
905 stack_guard->Continue(INTERRUPT); | 898 stack_guard->Continue(INTERRUPT); |
906 return isolate->StackOverflow(); | 899 return isolate->StackOverflow(); |
907 } | 900 } |
908 return isolate->heap()->undefined_value(); | 901 return isolate->heap()->undefined_value(); |
909 } | 902 } |
910 | 903 |
911 | 904 |
912 } } // namespace v8::internal | 905 } } // namespace v8::internal |
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