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8065972: Remove support for ParNew+SerialOld and DefNew+CMS

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Reviewed-by: mgerdin, stefank
This commit is contained in:
Bengt Rutisson 2014-11-27 21:02:13 +01:00
parent 02adde2aac
commit 0ecc753586
24 changed files with 109 additions and 327 deletions
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7
hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp
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@ -4094,10 +4094,7 @@ size_t CMSCollector::preclean_work(bool clean_refs, bool clean_survivor) {
}
if (clean_survivor) { // preclean the active survivor space(s)
assert(_young_gen->kind() == Generation::DefNew ||
_young_gen->kind() == Generation::ParNew,
"incorrect type for cast");
DefNewGeneration* dng = (DefNewGeneration*)_young_gen;
DefNewGeneration* dng = _young_gen->as_DefNewGeneration();
PushAndMarkClosure pam_cl(this, _span, ref_processor(),
&_markBitMap, &_modUnionTable,
&_markStack, true /* precleaning phase */);
@ -5168,7 +5165,7 @@ void
CMSCollector::
initialize_sequential_subtasks_for_young_gen_rescan(int n_threads) {
assert(n_threads > 0, "Unexpected n_threads argument");
DefNewGeneration* dng = (DefNewGeneration*)_young_gen;
DefNewGeneration* dng = _young_gen->as_DefNewGeneration();
// Eden space
if (!dng->eden()->is_empty()) {