/*

 * Copyright (c) 2012, 2016, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * 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.

 */

package org.graalvm.compiler.hotspot.nodes;

import static org.graalvm.compiler.nodeinfo.InputType.Memory;

import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_0;

import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_0;

import org.graalvm.compiler.core.common.type.StampFactory;

import org.graalvm.compiler.graph.NodeClass;

import org.graalvm.compiler.nodeinfo.NodeInfo;

import org.graalvm.compiler.nodes.extended.MonitorExit;

import org.graalvm.compiler.nodes.memory.AbstractMemoryCheckpoint;

import org.graalvm.compiler.nodes.memory.MemoryCheckpoint;

import org.graalvm.compiler.nodes.spi.LIRLowerable;

import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool;

import jdk.internal.vm.compiler.word.LocationIdentity;

/**

 * Intrinsic for closing a {@linkplain BeginLockScopeNode scope} binding a stack-based lock with an

 * object.

 */

@NodeInfo(allowedUsageTypes = Memory, cycles = CYCLES_0, size = SIZE_0)

public final class EndLockScopeNode extends AbstractMemoryCheckpoint implements LIRLowerable, MonitorExit, MemoryCheckpoint.Single {

    public static final NodeClass<EndLockScopeNode> TYPE = NodeClass.create(EndLockScopeNode.class);

    public EndLockScopeNode() {

        super(TYPE, StampFactory.forVoid());

    }

    @Override

    public boolean hasSideEffect() {

        return false;

    }

    @Override

    public LocationIdentity getLocationIdentity() {

        return LocationIdentity.any();

    }

    @Override

    public void generate(NodeLIRBuilderTool gen) {

    }

    @NodeIntrinsic

    public static native void endLockScope();

}