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8075957: Reduce calls to the GC specific object visitors in oopDesc

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Reviewed-by: brutisso, mgerdin, pliden
This commit is contained in:
Stefan Karlsson 2015-03-26 11:28:19 +01:00
parent 602b7d79e9
commit ba1d121fe0
26 changed files with 82 additions and 76 deletions
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10
hotspot/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.cpp
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@ -50,7 +50,6 @@
#include "memory/referenceProcessor.hpp"
#include "oops/methodData.hpp"
#include "oops/oop.inline.hpp"
#include "oops/oop.pcgc.inline.hpp"
#include "runtime/atomic.inline.hpp"
#include "runtime/fprofiler.hpp"
#include "runtime/safepoint.hpp"
@ -2776,6 +2775,11 @@ void PSParallelCompact::verify_complete(SpaceId space_id) {
}
#endif // #ifdef ASSERT
inline void UpdateOnlyClosure::do_addr(HeapWord* addr) {
_start_array->allocate_block(addr);
compaction_manager()->update_contents(oop(addr));
}
// Update interior oops in the ranges of regions [beg_region, end_region).
void
PSParallelCompact::update_and_deadwood_in_dense_prefix(ParCompactionManager* cm,
@ -2876,7 +2880,7 @@ void PSParallelCompact::update_deferred_objects(ParCompactionManager* cm,
if (start_array != NULL) {
start_array->allocate_block(addr);
}
oop(addr)->update_contents(cm);
cm->update_contents(oop(addr));
assert(oop(addr)->is_oop_or_null(), err_msg("Expected an oop or NULL at " PTR_FORMAT, p2i(oop(addr))));
}
}
@ -3360,7 +3364,7 @@ MoveAndUpdateClosure::do_addr(HeapWord* addr, size_t words) {
}
oop moved_oop = (oop) destination();
moved_oop->update_contents(compaction_manager());
compaction_manager()->update_contents(moved_oop);
assert(moved_oop->is_oop_or_null(), err_msg("Expected an oop or NULL at " PTR_FORMAT, p2i(moved_oop)));
update_state(words);