355 if (pss == NULL) {
356 continue;
357 }
358
359 pss->flush(_surviving_young_words_total);
360 delete pss;
361 _states[worker_index] = NULL;
362 }
363 _flushed = true;
364 }
365
366 void G1ParScanThreadStateSet::record_unused_optional_region(HeapRegion* hr) {
367 for (uint worker_index = 0; worker_index < _n_workers; ++worker_index) {
368 G1ParScanThreadState* pss = _states[worker_index];
369
370 if (pss == NULL) {
371 continue;
372 }
373
374 size_t used_memory = pss->oops_into_optional_region(hr)->used_memory();
375 _g1h->policy()->phase_times()->record_or_add_thread_work_item(G1GCPhaseTimes::OptScanRS, worker_index, used_memory, G1GCPhaseTimes::OptCSetUsedMemory);
376 }
377 }
378
379 oop G1ParScanThreadState::handle_evacuation_failure_par(oop old, markOop m) {
380 assert(_g1h->is_in_cset(old), "Object " PTR_FORMAT " should be in the CSet", p2i(old));
381
382 oop forward_ptr = old->forward_to_atomic(old, m, memory_order_relaxed);
383 if (forward_ptr == NULL) {
384 // Forward-to-self succeeded. We are the "owner" of the object.
385 HeapRegion* r = _g1h->heap_region_containing(old);
386
387 if (!r->evacuation_failed()) {
388 r->set_evacuation_failed(true);
389 _g1h->hr_printer()->evac_failure(r);
390 }
391
392 _g1h->preserve_mark_during_evac_failure(_worker_id, old, m);
393
394 G1ScanInYoungSetter x(&_scanner, r->is_young());
395 old->oop_iterate_backwards(&_scanner);
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355 if (pss == NULL) {
356 continue;
357 }
358
359 pss->flush(_surviving_young_words_total);
360 delete pss;
361 _states[worker_index] = NULL;
362 }
363 _flushed = true;
364 }
365
366 void G1ParScanThreadStateSet::record_unused_optional_region(HeapRegion* hr) {
367 for (uint worker_index = 0; worker_index < _n_workers; ++worker_index) {
368 G1ParScanThreadState* pss = _states[worker_index];
369
370 if (pss == NULL) {
371 continue;
372 }
373
374 size_t used_memory = pss->oops_into_optional_region(hr)->used_memory();
375 _g1h->phase_times()->record_or_add_thread_work_item(G1GCPhaseTimes::OptScanRS, worker_index, used_memory, G1GCPhaseTimes::OptCSetUsedMemory);
376 }
377 }
378
379 oop G1ParScanThreadState::handle_evacuation_failure_par(oop old, markOop m) {
380 assert(_g1h->is_in_cset(old), "Object " PTR_FORMAT " should be in the CSet", p2i(old));
381
382 oop forward_ptr = old->forward_to_atomic(old, m, memory_order_relaxed);
383 if (forward_ptr == NULL) {
384 // Forward-to-self succeeded. We are the "owner" of the object.
385 HeapRegion* r = _g1h->heap_region_containing(old);
386
387 if (!r->evacuation_failed()) {
388 r->set_evacuation_failed(true);
389 _g1h->hr_printer()->evac_failure(r);
390 }
391
392 _g1h->preserve_mark_during_evac_failure(_worker_id, old, m);
393
394 G1ScanInYoungSetter x(&_scanner, r->is_young());
395 old->oop_iterate_backwards(&_scanner);
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