1322 { |
1322 { |
1323 _start_array->allocate_block(addr); |
1323 _start_array->allocate_block(addr); |
1324 oop(addr)->update_contents(compaction_manager()); |
1324 oop(addr)->update_contents(compaction_manager()); |
1325 } |
1325 } |
1326 |
1326 |
1327 class FillClosure: public ParMarkBitMapClosure { |
1327 class FillClosure: public ParMarkBitMapClosure |
1328 public: |
1328 { |
|
1329 public: |
1329 FillClosure(ParCompactionManager* cm, PSParallelCompact::SpaceId space_id) : |
1330 FillClosure(ParCompactionManager* cm, PSParallelCompact::SpaceId space_id) : |
1330 ParMarkBitMapClosure(PSParallelCompact::mark_bitmap(), cm), |
1331 ParMarkBitMapClosure(PSParallelCompact::mark_bitmap(), cm), |
1331 _space_id(space_id), |
1332 _start_array(PSParallelCompact::start_array(space_id)) |
1332 _start_array(PSParallelCompact::start_array(space_id)) { |
1333 { |
1333 assert(_space_id == PSParallelCompact::perm_space_id || |
1334 assert(space_id == PSParallelCompact::perm_space_id || |
1334 _space_id == PSParallelCompact::old_space_id, |
1335 space_id == PSParallelCompact::old_space_id, |
1335 "cannot use FillClosure in the young gen"); |
1336 "cannot use FillClosure in the young gen"); |
1336 assert(bitmap() != NULL, "need a bitmap"); |
|
1337 assert(_start_array != NULL, "need a start array"); |
|
1338 } |
|
1339 |
|
1340 void fill_region(HeapWord* addr, size_t size) { |
|
1341 MemRegion region(addr, size); |
|
1342 SharedHeap::fill_region_with_object(region); |
|
1343 _start_array->allocate_block(addr); |
|
1344 } |
1337 } |
1345 |
1338 |
1346 virtual IterationStatus do_addr(HeapWord* addr, size_t size) { |
1339 virtual IterationStatus do_addr(HeapWord* addr, size_t size) { |
1347 fill_region(addr, size); |
1340 CollectedHeap::fill_with_objects(addr, size); |
|
1341 HeapWord* const end = addr + size; |
|
1342 do { |
|
1343 _start_array->allocate_block(addr); |
|
1344 addr += oop(addr)->size(); |
|
1345 } while (addr < end); |
1348 return ParMarkBitMap::incomplete; |
1346 return ParMarkBitMap::incomplete; |
1349 } |
1347 } |
1350 |
1348 |
1351 private: |
1349 private: |
1352 const PSParallelCompact::SpaceId _space_id; |
1350 ObjectStartArray* const _start_array; |
1353 ObjectStartArray* const _start_array; |
|
1354 }; |
1351 }; |