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8043239: G1: Missing post barrier in processing of j.l.ref.Reference objects

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Removed all write barriers during reference processing and added explicit write barriers when iterating through the discovered list.

Reviewed-by: pliden, jmasa, tschatzl
This commit is contained in:
Bengt Rutisson 2014-06-03 10:44:36 +02:00
parent 3e5805dc08
commit 426151a22e
7 changed files with 38 additions and 96 deletions
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3
hotspot/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp
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@ -854,8 +854,7 @@ void PSParallelCompact::post_initialize() {
true, // mt discovery
(int) ParallelGCThreads, // mt discovery degree
true, // atomic_discovery
&_is_alive_closure, // non-header is alive closure
false); // write barrier for next field updates
&_is_alive_closure); // non-header is alive closure
_counters = new CollectorCounters("PSParallelCompact", 1);
// Initialize static fields in ParCompactionManager.