/*

 * Copyright (c) 2013, 2018, Red Hat, Inc. All rights reserved.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

#include "precompiled.hpp"

#include "gc/shenandoah/shenandoahHeap.inline.hpp"

#include "gc/shenandoah/shenandoahUtils.hpp"

#include "gc/shenandoah/shenandoahVMOperations.hpp"

#include "memory/universe.hpp"

bool VM_ShenandoahReferenceOperation::doit_prologue() {

  Heap_lock->lock();

  return true;

}

void VM_ShenandoahReferenceOperation::doit_epilogue() {

  if (Universe::has_reference_pending_list()) {

    Heap_lock->notify_all();

  }

  Heap_lock->unlock();

}

void VM_ShenandoahInitMark::doit() {

  ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::CONCURRENT);

  ShenandoahHeap::heap()->entry_init_mark();

}

void VM_ShenandoahFinalMarkStartEvac::doit() {

  ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::CONCURRENT);

  ShenandoahHeap::heap()->entry_final_mark();

}

void VM_ShenandoahFinalEvac::doit() {

  ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::CONCURRENT);

  ShenandoahHeap::heap()->entry_final_evac();

}

void VM_ShenandoahFullGC::doit() {

  ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::FULL);

  ShenandoahHeap::heap()->entry_full(_gc_cause);

}

void VM_ShenandoahDegeneratedGC::doit() {

  ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::CONCURRENT);

  ShenandoahHeap::heap()->entry_degenerated(_point);

}

void VM_ShenandoahInitTraversalGC::doit() {

  ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::CONCURRENT);

  ShenandoahHeap::heap()->entry_init_traversal();

}

void VM_ShenandoahFinalTraversalGC::doit() {

  ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::CONCURRENT);

  ShenandoahHeap::heap()->entry_final_traversal();

}

void VM_ShenandoahInitUpdateRefs::doit() {

  ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::CONCURRENT);

  ShenandoahHeap::heap()->entry_init_updaterefs();

}

void VM_ShenandoahFinalUpdateRefs::doit() {

  ShenandoahGCPauseMark mark(_gc_id, SvcGCMarker::CONCURRENT);

  ShenandoahHeap::heap()->entry_final_updaterefs();

}