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8135012: Don't use G1RootProcessor when scanning remembered sets

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Reviewed-by: jmasa, ecaspole
This commit is contained in:
Mikael Gerdin 2015-09-04 09:47:35 +02:00
parent 83e4800c47
commit cf47fb3a23
7 changed files with 133 additions and 76 deletions
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12
hotspot/src/share/vm/gc/g1/g1RemSet.cpp
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@ -26,6 +26,7 @@
#include "gc/g1/concurrentG1Refine.hpp"
#include "gc/g1/concurrentG1RefineThread.hpp"
#include "gc/g1/g1BlockOffsetTable.inline.hpp"
#include "gc/g1/g1CodeBlobClosure.hpp"
#include "gc/g1/g1CollectedHeap.inline.hpp"
#include "gc/g1/g1CollectorPolicy.hpp"
#include "gc/g1/g1GCPhaseTimes.hpp"
@ -228,12 +229,15 @@ public:
};
void G1RemSet::scanRS(G1ParPushHeapRSClosure* oc,
CodeBlobClosure* code_root_cl,
OopClosure* non_heap_roots,
uint worker_i) {
double rs_time_start = os::elapsedTime();
G1CodeBlobClosure code_root_cl(non_heap_roots);
HeapRegion *startRegion = _g1->start_cset_region_for_worker(worker_i);
ScanRSClosure scanRScl(oc, code_root_cl, worker_i);
ScanRSClosure scanRScl(oc, &code_root_cl, worker_i);
_g1->collection_set_iterate_from(startRegion, &scanRScl);
scanRScl.set_try_claimed();
@ -295,7 +299,7 @@ void G1RemSet::cleanupHRRS() {
}
void G1RemSet::oops_into_collection_set_do(G1ParPushHeapRSClosure* oc,
CodeBlobClosure* code_root_cl,
OopClosure* non_heap_roots,
uint worker_i) {
#if CARD_REPEAT_HISTO
ct_freq_update_histo_and_reset();
@ -318,7 +322,7 @@ void G1RemSet::oops_into_collection_set_do(G1ParPushHeapRSClosure* oc,
DirtyCardQueue into_cset_dcq(&_g1->into_cset_dirty_card_queue_set());
updateRS(&into_cset_dcq, worker_i);
scanRS(oc, code_root_cl, worker_i);
scanRS(oc, non_heap_roots, worker_i);
// We now clear the cached values of _cset_rs_update_cl for this worker
_cset_rs_update_cl[worker_i] = NULL;