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8174749: Use hash table/oops for MemberName table

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Add a Java type called ResolvedMethodName which is immutable and can be stored in a hashtable, that is weakly collected by gc

Reviewed-by: sspitsyn, stefank, jrose
This commit is contained in:
Coleen Phillimore 2017-05-27 09:21:01 -04:00
parent f1f868513d
commit 6659245612
40 changed files with 800 additions and 383 deletions
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3
hotspot/src/share/vm/gc/cms/concurrentMarkSweepGeneration.cpp
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@ -5232,7 +5232,7 @@ void CMSCollector::refProcessingWork() {
GCTraceTime(Debug, gc, phases) t("Class Unloading", _gc_timer_cm);
// Unload classes and purge the SystemDictionary.
bool purged_class = SystemDictionary::do_unloading(&_is_alive_closure);
bool purged_class = SystemDictionary::do_unloading(&_is_alive_closure, _gc_timer_cm);
// Unload nmethods.
CodeCache::do_unloading(&_is_alive_closure, purged_class);
@ -5254,7 +5254,6 @@ void CMSCollector::refProcessingWork() {
}
}
// Restore any preserved marks as a result of mark stack or
// work queue overflow
restore_preserved_marks_if_any(); // done single-threaded for now