Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/gc_implementation/g1/concurrentMark.inline.hpp
src/share/vm/gc_implementation/g1/concurrentMark.inline.hpp
- changeset 4173
- 8a5ea0a9ccc4
- parent 4123
- 988bf00cc564
- child 4733
- 9def4075da6d
equal
deleted
inserted
replaced
| 4141:81e878c53615 | 4173:8a5ea0a9ccc4 |
|---|---|
| 277 _g1h->heap_region_containing((HeapWord*) objAddr)), "invariant"); | 277 _g1h->heap_region_containing((HeapWord*) objAddr)), "invariant"); |
| 278 assert(!_g1h->is_obj_ill(obj), "invariant"); | 278 assert(!_g1h->is_obj_ill(obj), "invariant"); |
| 279 assert(_nextMarkBitMap->isMarked(objAddr), "invariant"); | 279 assert(_nextMarkBitMap->isMarked(objAddr), "invariant"); |
| 280 | 280 |
| 281 if (_cm->verbose_high()) { | 281 if (_cm->verbose_high()) { |
| 282 gclog_or_tty->print_cr("[%d] pushing "PTR_FORMAT, _task_id, (void*) obj); | 282 gclog_or_tty->print_cr("[%u] pushing "PTR_FORMAT, _worker_id, (void*) obj); |
| 283 } | 283 } |
| 284 | 284 |
| 285 if (!_task_queue->push(obj)) { | 285 if (!_task_queue->push(obj)) { |
| 286 // The local task queue looks full. We need to push some entries | 286 // The local task queue looks full. We need to push some entries |
| 287 // to the global stack. | 287 // to the global stack. |
| 288 | 288 |
| 289 if (_cm->verbose_medium()) { | 289 if (_cm->verbose_medium()) { |
| 290 gclog_or_tty->print_cr("[%d] task queue overflow, " | 290 gclog_or_tty->print_cr("[%u] task queue overflow, " |
| 291 "moving entries to the global stack", | 291 "moving entries to the global stack", |
| 292 _task_id); | 292 _worker_id); |
| 293 } | 293 } |
| 294 move_entries_to_global_stack(); | 294 move_entries_to_global_stack(); |
| 295 | 295 |
| 296 // this should succeed since, even if we overflow the global | 296 // this should succeed since, even if we overflow the global |
| 297 // stack, we should have definitely removed some entries from the | 297 // stack, we should have definitely removed some entries from the |
| 316 | 316 |
| 317 #define _CHECK_BOTH_FINGERS_ 1 | 317 #define _CHECK_BOTH_FINGERS_ 1 |
| 318 | 318 |
| 319 inline void CMTask::deal_with_reference(oop obj) { | 319 inline void CMTask::deal_with_reference(oop obj) { |
| 320 if (_cm->verbose_high()) { | 320 if (_cm->verbose_high()) { |
| 321 gclog_or_tty->print_cr("[%d] we're dealing with reference = "PTR_FORMAT, | 321 gclog_or_tty->print_cr("[%u] we're dealing with reference = "PTR_FORMAT, |
| 322 _task_id, (void*) obj); | 322 _worker_id, (void*) obj); |
| 323 } | 323 } |
| 324 | 324 |
| 325 ++_refs_reached; | 325 ++_refs_reached; |
| 326 | 326 |
| 327 HeapWord* objAddr = (HeapWord*) obj; | 327 HeapWord* objAddr = (HeapWord*) obj; |
| 333 // bitmap (otherwise, it's a waste of time since we won't do | 333 // bitmap (otherwise, it's a waste of time since we won't do |
| 334 // anything with it). | 334 // anything with it). |
| 335 HeapRegion* hr = _g1h->heap_region_containing_raw(obj); | 335 HeapRegion* hr = _g1h->heap_region_containing_raw(obj); |
| 336 if (!hr->obj_allocated_since_next_marking(obj)) { | 336 if (!hr->obj_allocated_since_next_marking(obj)) { |
| 337 if (_cm->verbose_high()) { | 337 if (_cm->verbose_high()) { |
| 338 gclog_or_tty->print_cr("[%d] "PTR_FORMAT" is not considered marked", | 338 gclog_or_tty->print_cr("[%u] "PTR_FORMAT" is not considered marked", |
| 339 _task_id, (void*) obj); | 339 _worker_id, (void*) obj); |
| 340 } | 340 } |
| 341 | 341 |
| 342 // we need to mark it first | 342 // we need to mark it first |
| 343 if (_cm->par_mark_and_count(obj, hr, _marked_bytes_array, _card_bm)) { | 343 if (_cm->par_mark_and_count(obj, hr, _marked_bytes_array, _card_bm)) { |
| 344 // No OrderAccess:store_load() is needed. It is implicit in the | 344 // No OrderAccess:store_load() is needed. It is implicit in the |
| 348 #if _CHECK_BOTH_FINGERS_ | 348 #if _CHECK_BOTH_FINGERS_ |
| 349 // we will check both the local and global fingers | 349 // we will check both the local and global fingers |
| 350 | 350 |
| 351 if (_finger != NULL && objAddr < _finger) { | 351 if (_finger != NULL && objAddr < _finger) { |
| 352 if (_cm->verbose_high()) { | 352 if (_cm->verbose_high()) { |
| 353 gclog_or_tty->print_cr("[%d] below the local finger ("PTR_FORMAT"), " | 353 gclog_or_tty->print_cr("[%u] below the local finger ("PTR_FORMAT"), " |
| 354 "pushing it", _task_id, _finger); | 354 "pushing it", _worker_id, _finger); |
| 355 } | 355 } |
| 356 push(obj); | 356 push(obj); |
| 357 } else if (_curr_region != NULL && objAddr < _region_limit) { | 357 } else if (_curr_region != NULL && objAddr < _region_limit) { |
| 358 // do nothing | 358 // do nothing |
| 359 } else if (objAddr < global_finger) { | 359 } else if (objAddr < global_finger) { |
| 365 // be visited when a task is scanning the region and will also | 365 // be visited when a task is scanning the region and will also |
| 366 // be pushed on the stack. So, some duplicate work, but no | 366 // be pushed on the stack. So, some duplicate work, but no |
| 367 // correctness problems. | 367 // correctness problems. |
| 368 | 368 |
| 369 if (_cm->verbose_high()) { | 369 if (_cm->verbose_high()) { |
| 370 gclog_or_tty->print_cr("[%d] below the global finger " | 370 gclog_or_tty->print_cr("[%u] below the global finger " |
| 371 "("PTR_FORMAT"), pushing it", | 371 "("PTR_FORMAT"), pushing it", |
| 372 _task_id, global_finger); | 372 _worker_id, global_finger); |
| 373 } | 373 } |
| 374 push(obj); | 374 push(obj); |
| 375 } else { | 375 } else { |
| 376 // do nothing | 376 // do nothing |
| 377 } | 377 } |
| 380 | 380 |
| 381 if (objAddr < global_finger) { | 381 if (objAddr < global_finger) { |
| 382 // see long comment above | 382 // see long comment above |
| 383 | 383 |
| 384 if (_cm->verbose_high()) { | 384 if (_cm->verbose_high()) { |
| 385 gclog_or_tty->print_cr("[%d] below the global finger " | 385 gclog_or_tty->print_cr("[%u] below the global finger " |
| 386 "("PTR_FORMAT"), pushing it", | 386 "("PTR_FORMAT"), pushing it", |
| 387 _task_id, global_finger); | 387 _worker_id, global_finger); |
| 388 } | 388 } |
| 389 push(obj); | 389 push(obj); |
| 390 } | 390 } |
| 391 #endif // _CHECK_BOTH_FINGERS_ | 391 #endif // _CHECK_BOTH_FINGERS_ |
| 392 } | 392 } |
