void PSMarkSweep::mark_sweep_phase3() { // Adjust the pointers to reflect the new locations EventMark m("3 adjust pointers"); TraceTime tm("phase 3", PrintGCDetails && Verbose, true, gclog_or_tty); trace("3"); ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap(); assert(heap->kind() == CollectedHeap::ParallelScavengeHeap, "Sanity"); PSYoungGen* young_gen = heap->young_gen(); PSOldGen* old_gen = heap->old_gen(); PSPermGen* perm_gen = heap->perm_gen(); // General strong roots. Universe::oops_do(adjust_root_pointer_closure()); ReferenceProcessor::oops_do(adjust_root_pointer_closure()); JNIHandles::oops_do(adjust_root_pointer_closure()); // Global (strong) JNI handles Threads::oops_do(adjust_root_pointer_closure(), NULL); ObjectSynchronizer::oops_do(adjust_root_pointer_closure()); FlatProfiler::oops_do(adjust_root_pointer_closure()); Management::oops_do(adjust_root_pointer_closure()); JvmtiExport::oops_do(adjust_root_pointer_closure()); // SO_AllClasses SystemDictionary::oops_do(adjust_root_pointer_closure()); vmSymbols::oops_do(adjust_root_pointer_closure()); //CodeCache::scavenge_root_nmethods_oops_do(adjust_root_pointer_closure()); // Now adjust pointers in remaining weak roots. (All of which should // have been cleared if they pointed to non-surviving objects.) // Global (weak) JNI handles JNIHandles::weak_oops_do(&always_true, adjust_root_pointer_closure()); CodeCache::oops_do(adjust_pointer_closure()); SymbolTable::oops_do(adjust_root_pointer_closure()); StringTable::oops_do(adjust_root_pointer_closure()); ref_processor()->weak_oops_do(adjust_root_pointer_closure()); PSScavenge::reference_processor()->weak_oops_do(adjust_root_pointer_closure()); adjust_marks(); young_gen->adjust_pointers(); old_gen->adjust_pointers(); perm_gen->adjust_pointers(); }
void PSMarkSweep::mark_sweep_phase3() { // Adjust the pointers to reflect the new locations GCTraceTime tm("phase 3", PrintGCDetails && Verbose, true, _gc_timer, _gc_tracer->gc_id()); ParallelScavengeHeap* heap = ParallelScavengeHeap::heap(); PSYoungGen* young_gen = heap->young_gen(); PSOldGen* old_gen = heap->old_gen(); // Need to clear claim bits before the tracing starts. ClassLoaderDataGraph::clear_claimed_marks(); // General strong roots. Universe::oops_do(adjust_pointer_closure()); JNIHandles::oops_do(adjust_pointer_closure()); // Global (strong) JNI handles CLDToOopClosure adjust_from_cld(adjust_pointer_closure()); Threads::oops_do(adjust_pointer_closure(), &adjust_from_cld, NULL); ObjectSynchronizer::oops_do(adjust_pointer_closure()); FlatProfiler::oops_do(adjust_pointer_closure()); Management::oops_do(adjust_pointer_closure()); JvmtiExport::oops_do(adjust_pointer_closure()); SystemDictionary::oops_do(adjust_pointer_closure()); ClassLoaderDataGraph::cld_do(adjust_cld_closure()); // Now adjust pointers in remaining weak roots. (All of which should // have been cleared if they pointed to non-surviving objects.) // Global (weak) JNI handles JNIHandles::weak_oops_do(&always_true, adjust_pointer_closure()); CodeBlobToOopClosure adjust_from_blobs(adjust_pointer_closure(), CodeBlobToOopClosure::FixRelocations); CodeCache::blobs_do(&adjust_from_blobs); StringTable::oops_do(adjust_pointer_closure()); ref_processor()->weak_oops_do(adjust_pointer_closure()); PSScavenge::reference_processor()->weak_oops_do(adjust_pointer_closure()); adjust_marks(); young_gen->adjust_pointers(); old_gen->adjust_pointers(); }