19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "gc/g1/g1BufferNodeList.hpp"
  27 #include "gc/g1/g1CardTableEntryClosure.hpp"
  28 #include "gc/g1/g1CollectedHeap.inline.hpp"
  29 #include "gc/g1/g1DirtyCardQueue.hpp"
  30 #include "gc/g1/g1FreeIdSet.hpp"
  31 #include "gc/g1/g1RedirtyCardsQueue.hpp"
  32 #include "gc/g1/g1RemSet.hpp"
  33 #include "gc/g1/g1ThreadLocalData.hpp"
  34 #include "gc/g1/heapRegionRemSet.hpp"
  35 #include "gc/shared/suspendibleThreadSet.hpp"
  36 #include "gc/shared/workgroup.hpp"
  37 #include "runtime/atomic.hpp"
  38 #include "runtime/flags/flagSetting.hpp"
  39 #include "runtime/mutexLocker.hpp"
  40 #include "runtime/safepoint.hpp"
  41 #include "runtime/thread.inline.hpp"
  42 #include "runtime/threadSMR.hpp"
  43 
  44 G1DirtyCardQueue::G1DirtyCardQueue(G1DirtyCardQueueSet* qset) :
  45   // Dirty card queues are always active, so we create them with their
  46   // active field set to true.
  47   PtrQueue(qset, true /* active */)
  48 { }
  49 
  50 G1DirtyCardQueue::~G1DirtyCardQueue() {
  51   flush();
  52 }
  53 
  54 void G1DirtyCardQueue::handle_completed_buffer() {
  55   assert(_buf != NULL, "precondition");
  56   BufferNode* node = BufferNode::make_node_from_buffer(_buf, index());
  57   G1DirtyCardQueueSet* dcqs = dirty_card_qset();
  58   if (dcqs->process_or_enqueue_completed_buffer(node)) {
  59     reset();                    // Buffer fully processed, reset index.

  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "gc/g1/g1BufferNodeList.hpp"
  27 #include "gc/g1/g1CardTableEntryClosure.hpp"
  28 #include "gc/g1/g1CollectedHeap.inline.hpp"
  29 #include "gc/g1/g1DirtyCardQueue.hpp"
  30 #include "gc/g1/g1FreeIdSet.hpp"
  31 #include "gc/g1/g1RedirtyCardsQueue.hpp"
  32 #include "gc/g1/g1RemSet.hpp"
  33 #include "gc/g1/g1ThreadLocalData.hpp"
  34 #include "gc/g1/heapRegionRemSet.hpp"
  35 #include "gc/shared/suspendibleThreadSet.hpp"
  36 #include "gc/shared/workgroup.hpp"
  37 #include "runtime/atomic.hpp"
  38 #include "runtime/flags/flagSetting.hpp"
  39 #include "runtime/mutexLocker.inline.hpp"
  40 #include "runtime/safepoint.hpp"
  41 #include "runtime/thread.inline.hpp"
  42 #include "runtime/threadSMR.hpp"
  43 
  44 G1DirtyCardQueue::G1DirtyCardQueue(G1DirtyCardQueueSet* qset) :
  45   // Dirty card queues are always active, so we create them with their
  46   // active field set to true.
  47   PtrQueue(qset, true /* active */)
  48 { }
  49 
  50 G1DirtyCardQueue::~G1DirtyCardQueue() {
  51   flush();
  52 }
  53 
  54 void G1DirtyCardQueue::handle_completed_buffer() {
  55   assert(_buf != NULL, "precondition");
  56   BufferNode* node = BufferNode::make_node_from_buffer(_buf, index());
  57   G1DirtyCardQueueSet* dcqs = dirty_card_qset();
  58   if (dcqs->process_or_enqueue_completed_buffer(node)) {
  59     reset();                    // Buffer fully processed, reset index.