void G1MarkSweep::mark_sweep_phase3() { G1CollectedHeap* g1h = G1CollectedHeap::heap(); Generation* pg = g1h->perm_gen(); // Adjust the pointers to reflect the new locations EventMark m("3 adjust pointers"); TraceTime tm("phase 3", PrintGC && Verbose, true, gclog_or_tty); GenMarkSweep::trace("3"); SharedHeap* sh = SharedHeap::heap(); sh->process_strong_roots(true, // activate StrongRootsScope true, // Collecting permanent generation. SharedHeap::SO_AllClasses, &GenMarkSweep::adjust_root_pointer_closure, NULL, // do not touch code cache here &GenMarkSweep::adjust_pointer_closure); g1h->ref_processor()->weak_oops_do(&GenMarkSweep::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.) g1h->g1_process_weak_roots(&GenMarkSweep::adjust_root_pointer_closure, &GenMarkSweep::adjust_pointer_closure); GenMarkSweep::adjust_marks(); G1AdjustPointersClosure blk; g1h->heap_region_iterate(&blk); pg->adjust_pointers(); }