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6863023: need non-perm oops in code cache for JSR 292

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Make a special root-list for those few nmethods which might contain non-perm oops.

Reviewed-by: twisti, kvn, never, jmasa, ysr
This commit is contained in:
John R Rose 2009-09-15 21:53:47 -07:00
parent 1cf5b7ae11
commit e261aecad8
74 changed files with 979 additions and 279 deletions
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4
hotspot/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp
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@ -2322,6 +2322,7 @@ void PSParallelCompact::marking_phase(ParCompactionManager* cm,
{
TraceTime tm_m("par mark", print_phases(), true, gclog_or_tty);
ParallelScavengeHeap::ParStrongRootsScope psrs;
GCTaskQueue* q = GCTaskQueue::create();
@ -2335,6 +2336,7 @@ void PSParallelCompact::marking_phase(ParCompactionManager* cm,
q->enqueue(new MarkFromRootsTask(MarkFromRootsTask::system_dictionary));
q->enqueue(new MarkFromRootsTask(MarkFromRootsTask::jvmti));
q->enqueue(new MarkFromRootsTask(MarkFromRootsTask::vm_symbols));
q->enqueue(new MarkFromRootsTask(MarkFromRootsTask::code_cache));
if (parallel_gc_threads > 1) {
for (uint j = 0; j < parallel_gc_threads; j++) {
@ -2405,7 +2407,7 @@ void PSParallelCompact::adjust_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());
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());