453 // garbage collectors. A NULL value indicates to the client that |
453 // garbage collectors. A NULL value indicates to the client that |
454 // no data recording is expected by the provider. The data-recorder is |
454 // no data recording is expected by the provider. The data-recorder is |
455 // expected to be GC worker thread-local, with the worker index |
455 // expected to be GC worker thread-local, with the worker index |
456 // indicated by "thr_num". |
456 // indicated by "thr_num". |
457 virtual void* get_data_recorder(int thr_num) { return NULL; } |
457 virtual void* get_data_recorder(int thr_num) { return NULL; } |
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458 virtual void sample_eden_chunk() {} |
458 |
459 |
459 // Some generations may require some cleanup actions before allowing |
460 // Some generations may require some cleanup actions before allowing |
460 // a verification. |
461 // a verification. |
461 virtual void prepare_for_verify() {}; |
462 virtual void prepare_for_verify() {}; |
462 |
463 |