Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
- changeset 1242
- d44bdab1c03d
- parent 1231
- 29e7d79232b9
- child 1246
- 830ca2573896
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| 1241:821269eca479 | 1242:d44bdab1c03d |
|---|---|
| 1532 _g1_committed = MemRegion((HeapWord*)_g1_storage.low(), (size_t) 0); | 1532 _g1_committed = MemRegion((HeapWord*)_g1_storage.low(), (size_t) 0); |
| 1533 _g1_max_committed = _g1_committed; | 1533 _g1_max_committed = _g1_committed; |
| 1534 _hrs = new HeapRegionSeq(_expansion_regions); | 1534 _hrs = new HeapRegionSeq(_expansion_regions); |
| 1535 guarantee(_hrs != NULL, "Couldn't allocate HeapRegionSeq"); | 1535 guarantee(_hrs != NULL, "Couldn't allocate HeapRegionSeq"); |
| 1536 guarantee(_cur_alloc_region == NULL, "from constructor"); | 1536 guarantee(_cur_alloc_region == NULL, "from constructor"); |
| 1537 | |
| 1538 // 6843694 - ensure that the maximum region index can fit | |
| 1539 // in the remembered set structures. | |
| 1540 const size_t max_region_idx = ((size_t)1 << (sizeof(RegionIdx_t)*BitsPerByte-1)) - 1; | |
| 1541 guarantee((max_regions() - 1) <= max_region_idx, "too many regions"); | |
| 1542 | |
| 1543 const size_t cards_per_region = HeapRegion::GrainBytes >> CardTableModRefBS::card_shift; | |
| 1544 size_t max_cards_per_region = ((size_t)1 << (sizeof(CardIdx_t)*BitsPerByte-1)) - 1; | |
| 1545 guarantee(cards_per_region < max_cards_per_region, "too many cards per region"); | |
| 1537 | 1546 |
| 1538 _bot_shared = new G1BlockOffsetSharedArray(_reserved, | 1547 _bot_shared = new G1BlockOffsetSharedArray(_reserved, |
| 1539 heap_word_size(init_byte_size)); | 1548 heap_word_size(init_byte_size)); |
| 1540 | 1549 |
| 1541 _g1h = this; | 1550 _g1h = this; |
