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110 |
110 |
111 // Some collectors need to do special things whenever their dirty |
111 // Some collectors need to do special things whenever their dirty |
112 // cards are processed. For instance, CMS must remember mutator updates |
112 // cards are processed. For instance, CMS must remember mutator updates |
113 // (i.e. dirty cards) so as to re-scan mutated objects. |
113 // (i.e. dirty cards) so as to re-scan mutated objects. |
114 // Such work can be piggy-backed here on dirty card scanning, so as to make |
114 // Such work can be piggy-backed here on dirty card scanning, so as to make |
115 // it slightly more efficient than doing a complete non-detructive pre-scan |
115 // it slightly more efficient than doing a complete non-destructive pre-scan |
116 // of the card table. |
116 // of the card table. |
117 MemRegionClosure* pCl = _sp->preconsumptionDirtyCardClosure(); |
117 MemRegionClosure* pCl = _sp->preconsumptionDirtyCardClosure(); |
118 if (pCl != NULL) { |
118 if (pCl != NULL) { |
119 pCl->do_MemRegion(mr); |
119 pCl->do_MemRegion(mr); |
120 } |
120 } |
322 Space::set_bottom(new_bottom); |
322 Space::set_bottom(new_bottom); |
323 _offsets.set_bottom(new_bottom); |
323 _offsets.set_bottom(new_bottom); |
324 } |
324 } |
325 |
325 |
326 void OffsetTableContigSpace::set_end(HeapWord* new_end) { |
326 void OffsetTableContigSpace::set_end(HeapWord* new_end) { |
327 // Space should not advertize an increase in size |
327 // Space should not advertise an increase in size |
328 // until after the underlying offest table has been enlarged. |
328 // until after the underlying offset table has been enlarged. |
329 _offsets.resize(pointer_delta(new_end, bottom())); |
329 _offsets.resize(pointer_delta(new_end, bottom())); |
330 Space::set_end(new_end); |
330 Space::set_end(new_end); |
331 } |
331 } |
332 |
332 |
333 #ifndef PRODUCT |
333 #ifndef PRODUCT |
727 if (is_empty()) return; |
727 if (is_empty()) return; |
728 WaterMark bm = bottom_mark(); |
728 WaterMark bm = bottom_mark(); |
729 object_iterate_from(bm, blk); |
729 object_iterate_from(bm, blk); |
730 } |
730 } |
731 |
731 |
732 // For a continguous space object_iterate() and safe_object_iterate() |
732 // For a ContiguousSpace object_iterate() and safe_object_iterate() |
733 // are the same. |
733 // are the same. |
734 void ContiguousSpace::safe_object_iterate(ObjectClosure* blk) { |
734 void ContiguousSpace::safe_object_iterate(ObjectClosure* blk) { |
735 object_iterate(blk); |
735 object_iterate(blk); |
736 } |
736 } |
737 |
737 |