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src/hotspot/share/gc/g1/g1OopClosures.cpp
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*** 32,63 ****
G1ParCopyHelper::G1ParCopyHelper(G1CollectedHeap* g1, G1ParScanThreadState* par_scan_state) :
_g1(g1),
_par_scan_state(par_scan_state),
_worker_id(par_scan_state->worker_id()),
! _scanned_klass(NULL),
_cm(_g1->concurrent_mark())
{ }
G1ScanClosureBase::G1ScanClosureBase(G1CollectedHeap* g1, G1ParScanThreadState* par_scan_state) :
_g1(g1), _par_scan_state(par_scan_state), _from(NULL)
{ }
! void G1KlassScanClosure::do_klass(Klass* klass) {
! // If the klass has not been dirtied we know that there's
// no references into the young gen and we can skip it.
! if (!_process_only_dirty || klass->has_modified_oops()) {
! // Clean the klass since we're going to scavenge all the metadata.
! klass->clear_modified_oops();
! // Tell the closure that this klass is the Klass to scavenge
// and is the one to dirty if oops are left pointing into the young gen.
! _closure->set_scanned_klass(klass);
! klass->oops_do(_closure);
! _closure->set_scanned_klass(NULL);
}
_count++;
}
// Generate G1 specialized oop_oop_iterate functions.
--- 32,63 ----
G1ParCopyHelper::G1ParCopyHelper(G1CollectedHeap* g1, G1ParScanThreadState* par_scan_state) :
_g1(g1),
_par_scan_state(par_scan_state),
_worker_id(par_scan_state->worker_id()),
! _scanned_cld(NULL),
_cm(_g1->concurrent_mark())
{ }
G1ScanClosureBase::G1ScanClosureBase(G1CollectedHeap* g1, G1ParScanThreadState* par_scan_state) :
_g1(g1), _par_scan_state(par_scan_state), _from(NULL)
{ }
! void G1CLDScanClosure::do_cld(ClassLoaderData* cld) {
! // If the class loader data has not been dirtied we know that there's
// no references into the young gen and we can skip it.
! if (!_process_only_dirty || cld->has_modified_oops()) {
! // Tell the closure that this class loader data is the CLD to scavenge
// and is the one to dirty if oops are left pointing into the young gen.
! _closure->set_scanned_cld(cld);
! // Clean the cld since we're going to scavenge all the metadata.
! // Clear modified oops only if this cld is claimed.
! cld->oops_do(_closure, _must_claim, /*clear_modified_oops*/true);
! _closure->set_scanned_cld(NULL);
}
_count++;
}
// Generate G1 specialized oop_oop_iterate functions.
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