376 assert(has_valid_age_in_surv_rate(), "pre-condition");
377 return _surv_rate_group->age_in_group(_age_index);
378 }
379
380 inline bool HeapRegion::has_valid_age_in_surv_rate() const {
381 return G1SurvRateGroup::is_valid_age_index(_age_index);
382 }
383
384 inline bool HeapRegion::has_surv_rate_group() const {
385 return _surv_rate_group != NULL;
386 }
387
388 inline double HeapRegion::surv_rate_prediction(G1Predictions const& predictor) const {
389 assert(has_surv_rate_group(), "pre-condition");
390 return _surv_rate_group->surv_rate_pred(predictor, age_in_surv_rate_group());
391 }
392
393 inline void HeapRegion::install_surv_rate_group(G1SurvRateGroup* surv_rate_group) {
394 assert(surv_rate_group != NULL, "pre-condition");
395 assert(!has_surv_rate_group(), "pre-condition");
396 assert(is_young(), "pre-condition");
397
398 _surv_rate_group = surv_rate_group;
399 _age_index = surv_rate_group->next_age_index();
400 }
401
402 inline void HeapRegion::uninstall_surv_rate_group() {
403 if (has_surv_rate_group()) {
404 assert(has_valid_age_in_surv_rate(), "pre-condition");
405 assert(is_young(), "pre-condition");
406
407 _surv_rate_group = NULL;
408 _age_index = G1SurvRateGroup::InvalidAgeIndex;
409 } else {
410 assert(!has_valid_age_in_surv_rate(), "pre-condition");
411 }
412 }
413
414 inline void HeapRegion::record_surv_words_in_group(size_t words_survived) {
415 assert(has_surv_rate_group(), "pre-condition");
416 assert(has_valid_age_in_surv_rate(), "pre-condition");
417 int age_in_group = age_in_surv_rate_group();
418 _surv_rate_group->record_surviving_words(age_in_group, words_survived);
419 }
420
421 #endif // SHARE_GC_G1_HEAPREGION_INLINE_HPP
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376 assert(has_valid_age_in_surv_rate(), "pre-condition");
377 return _surv_rate_group->age_in_group(_age_index);
378 }
379
380 inline bool HeapRegion::has_valid_age_in_surv_rate() const {
381 return G1SurvRateGroup::is_valid_age_index(_age_index);
382 }
383
384 inline bool HeapRegion::has_surv_rate_group() const {
385 return _surv_rate_group != NULL;
386 }
387
388 inline double HeapRegion::surv_rate_prediction(G1Predictions const& predictor) const {
389 assert(has_surv_rate_group(), "pre-condition");
390 return _surv_rate_group->surv_rate_pred(predictor, age_in_surv_rate_group());
391 }
392
393 inline void HeapRegion::install_surv_rate_group(G1SurvRateGroup* surv_rate_group) {
394 assert(surv_rate_group != NULL, "pre-condition");
395 assert(!has_surv_rate_group(), "pre-condition");
396 assert(is_eden(), "pre-condition");
397
398 _surv_rate_group = surv_rate_group;
399 _age_index = surv_rate_group->next_age_index();
400 }
401
402 inline void HeapRegion::uninstall_surv_rate_group() {
403 if (has_surv_rate_group()) {
404 assert(has_valid_age_in_surv_rate(), "pre-condition");
405 assert(is_eden(), "pre-condition");
406
407 _surv_rate_group = NULL;
408 _age_index = G1SurvRateGroup::InvalidAgeIndex;
409 } else {
410 assert(!has_valid_age_in_surv_rate(), "pre-condition");
411 }
412 }
413
414 inline void HeapRegion::record_surv_words_in_group(size_t words_survived) {
415 assert(has_surv_rate_group(), "pre-condition");
416 assert(has_valid_age_in_surv_rate(), "pre-condition");
417 int age_in_group = age_in_surv_rate_group();
418 assert(used() >= _survivor_bytes, "should not be");
419 double surv_rate = (double)(words_survived * HeapWordSize) / (used() - _survivor_bytes);
420 if (UseNewCode)
421 log_debug(gc)("region %u type %s rate %1.2f survived " SIZE_FORMAT " used " SIZE_FORMAT " survivor_bytes " SIZE_FORMAT,
422 hrm_index(), get_short_type_str(), surv_rate, words_survived * HeapWordSize, used(), _survivor_bytes);
423 _surv_rate_group->record_surviving_words(age_in_group, surv_rate);
424 }
425
426 #endif // SHARE_GC_G1_HEAPREGION_INLINE_HPP
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