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comparison src/share/vm/gc_implementation/parallelScavenge/psMarkSweep.cpp @ 1000:a1423fe86a18

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Merge
author trims
date Fri, 09 Oct 2009 15:18:52 -0700
parents 54b3b351d6f9
children 2a1472c30599
comparison
equal deleted inserted replaced
984:6ddec5389232 1000:a1423fe86a18
509 509
510 ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap(); 510 ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap();
511 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity"); 511 assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity");
512 512
513 // General strong roots. 513 // General strong roots.
514 Universe::oops_do(mark_and_push_closure()); 514 {
515 ReferenceProcessor::oops_do(mark_and_push_closure()); 515 ParallelScavengeHeap::ParStrongRootsScope psrs;
516 JNIHandles::oops_do(mark_and_push_closure()); // Global (strong) JNI handles 516 Universe::oops_do(mark_and_push_closure());
517 Threads::oops_do(mark_and_push_closure()); 517 ReferenceProcessor::oops_do(mark_and_push_closure());
518 ObjectSynchronizer::oops_do(mark_and_push_closure()); 518 JNIHandles::oops_do(mark_and_push_closure()); // Global (strong) JNI handles
519 FlatProfiler::oops_do(mark_and_push_closure()); 519 CodeBlobToOopClosure each_active_code_blob(mark_and_push_closure(), /*do_marking=*/ true);
520 Management::oops_do(mark_and_push_closure()); 520 Threads::oops_do(mark_and_push_closure(), &each_active_code_blob);
521 JvmtiExport::oops_do(mark_and_push_closure()); 521 ObjectSynchronizer::oops_do(mark_and_push_closure());
522 SystemDictionary::always_strong_oops_do(mark_and_push_closure()); 522 FlatProfiler::oops_do(mark_and_push_closure());
523 vmSymbols::oops_do(mark_and_push_closure()); 523 Management::oops_do(mark_and_push_closure());
524 JvmtiExport::oops_do(mark_and_push_closure());
525 SystemDictionary::always_strong_oops_do(mark_and_push_closure());
526 vmSymbols::oops_do(mark_and_push_closure());
527 // Do not treat nmethods as strong roots for mark/sweep, since we can unload them.
528 //CodeCache::scavenge_root_nmethods_do(CodeBlobToOopClosure(mark_and_push_closure()));
529 }
524 530
525 // Flush marking stack. 531 // Flush marking stack.
526 follow_stack(); 532 follow_stack();
527 533
528 // Process reference objects found during marking 534 // Process reference objects found during marking
615 621
616 // General strong roots. 622 // General strong roots.
617 Universe::oops_do(adjust_root_pointer_closure()); 623 Universe::oops_do(adjust_root_pointer_closure());
618 ReferenceProcessor::oops_do(adjust_root_pointer_closure()); 624 ReferenceProcessor::oops_do(adjust_root_pointer_closure());
619 JNIHandles::oops_do(adjust_root_pointer_closure()); // Global (strong) JNI handles 625 JNIHandles::oops_do(adjust_root_pointer_closure()); // Global (strong) JNI handles
620 Threads::oops_do(adjust_root_pointer_closure()); 626 Threads::oops_do(adjust_root_pointer_closure(), NULL);
621 ObjectSynchronizer::oops_do(adjust_root_pointer_closure()); 627 ObjectSynchronizer::oops_do(adjust_root_pointer_closure());
622 FlatProfiler::oops_do(adjust_root_pointer_closure()); 628 FlatProfiler::oops_do(adjust_root_pointer_closure());
623 Management::oops_do(adjust_root_pointer_closure()); 629 Management::oops_do(adjust_root_pointer_closure());
624 JvmtiExport::oops_do(adjust_root_pointer_closure()); 630 JvmtiExport::oops_do(adjust_root_pointer_closure());
625 // SO_AllClasses 631 // SO_AllClasses
626 SystemDictionary::oops_do(adjust_root_pointer_closure()); 632 SystemDictionary::oops_do(adjust_root_pointer_closure());
627 vmSymbols::oops_do(adjust_root_pointer_closure()); 633 vmSymbols::oops_do(adjust_root_pointer_closure());
634 //CodeCache::scavenge_root_nmethods_oops_do(adjust_root_pointer_closure());
628 635
629 // Now adjust pointers in remaining weak roots. (All of which should 636 // Now adjust pointers in remaining weak roots. (All of which should
630 // have been cleared if they pointed to non-surviving objects.) 637 // have been cleared if they pointed to non-surviving objects.)
631 // Global (weak) JNI handles 638 // Global (weak) JNI handles
632 JNIHandles::weak_oops_do(&always_true, adjust_root_pointer_closure()); 639 JNIHandles::weak_oops_do(&always_true, adjust_root_pointer_closure());