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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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5780 | 5780 |
5781 void Runtime::PerformGC(Object* result) { | 5781 void Runtime::PerformGC(Object* result) { |
5782 Failure* failure = Failure::cast(result); | 5782 Failure* failure = Failure::cast(result); |
5783 if (failure->IsRetryAfterGC()) { | 5783 if (failure->IsRetryAfterGC()) { |
5784 // Try to do a garbage collection; ignore it if it fails. The C | 5784 // Try to do a garbage collection; ignore it if it fails. The C |
5785 // entry stub will throw an out-of-memory exception in that case. | 5785 // entry stub will throw an out-of-memory exception in that case. |
5786 Heap::CollectGarbage(failure->requested(), failure->allocation_space()); | 5786 Heap::CollectGarbage(failure->requested(), failure->allocation_space()); |
5787 } else { | 5787 } else { |
5788 // Handle last resort GC and make sure to allow future allocations | 5788 // Handle last resort GC and make sure to allow future allocations |
5789 // to grow the heap without causing GCs (if possible). | 5789 // to grow the heap without causing GCs (if possible). |
| 5790 Counters::gc_last_resort_from_js.Increment(); |
5790 Heap::CollectAllGarbage(); | 5791 Heap::CollectAllGarbage(); |
5791 } | 5792 } |
5792 } | 5793 } |
5793 | 5794 |
5794 | 5795 |
5795 } } // namespace v8::internal | 5796 } } // namespace v8::internal |
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