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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/execution.h" | 5 #include "src/execution.h" |
| 6 | 6 |
| 7 #include "src/bootstrapper.h" | 7 #include "src/bootstrapper.h" |
| 8 #include "src/codegen.h" | 8 #include "src/codegen.h" |
| 9 #include "src/deoptimizer.h" | 9 #include "src/deoptimizer.h" |
| 10 #include "src/messages.h" | 10 #include "src/messages.h" |
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| 632 isolate->factory()->undefined_value(), arraysize(args), args); | 632 isolate->factory()->undefined_value(), arraysize(args), args); |
| 633 Handle<Object> result; | 633 Handle<Object> result; |
| 634 if (!maybe_result.ToHandle(&result) || !result->IsString()) { | 634 if (!maybe_result.ToHandle(&result) || !result->IsString()) { |
| 635 return isolate->factory()->empty_string(); | 635 return isolate->factory()->empty_string(); |
| 636 } | 636 } |
| 637 | 637 |
| 638 return Handle<String>::cast(result); | 638 return Handle<String>::cast(result); |
| 639 } | 639 } |
| 640 | 640 |
| 641 | 641 |
| 642 void StackGuard::CheckAndHandleGCInterrupt() { | 642 void StackGuard::HandleGCInterrupt() { |
| 643 if (CheckAndClearInterrupt(GC_REQUEST)) { | 643 if (CheckAndClearInterrupt(GC_REQUEST)) { |
| 644 isolate_->heap()->HandleGCRequest(); | 644 isolate_->heap()->HandleGCRequest(); |
| 645 } | 645 } |
| 646 } | 646 } |
| 647 | 647 |
| 648 | 648 |
| 649 Object* StackGuard::HandleInterrupts() { | 649 Object* StackGuard::HandleInterrupts() { |
| 650 if (CheckAndClearInterrupt(GC_REQUEST)) { | 650 if (CheckAndClearInterrupt(GC_REQUEST)) { |
| 651 isolate_->heap()->HandleGCRequest(); | 651 isolate_->heap()->HandleGCRequest(); |
| 652 } | 652 } |
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| 675 | 675 |
| 676 isolate_->counters()->stack_interrupts()->Increment(); | 676 isolate_->counters()->stack_interrupts()->Increment(); |
| 677 isolate_->counters()->runtime_profiler_ticks()->Increment(); | 677 isolate_->counters()->runtime_profiler_ticks()->Increment(); |
| 678 isolate_->runtime_profiler()->OptimizeNow(); | 678 isolate_->runtime_profiler()->OptimizeNow(); |
| 679 | 679 |
| 680 return isolate_->heap()->undefined_value(); | 680 return isolate_->heap()->undefined_value(); |
| 681 } | 681 } |
| 682 | 682 |
| 683 } // namespace internal | 683 } // namespace internal |
| 684 } // namespace v8 | 684 } // namespace v8 |
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