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/*
 * This code is based on OpenJDK source file(s) which contain the following copyright notice:
 *
 * ------
 * Copyright (c) 2001, 2021, 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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
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 * This file may contain additional modifications which are Copyright (c) Red Hat and other
 * contributors.
 */

package java.util.concurrent.atomic;

import java.lang.invoke.MethodHandles;
import java.lang.invoke.VarHandle;

import org.qbicc.rt.annotation.Tracking;
import org.qbicc.runtime.patcher.PatchClass;
import org.qbicc.runtime.patcher.ReplaceInit;

@PatchClass(Striped64.class)
@ReplaceInit
@Tracking("src/java.base/share/classes/java/util/concurrent/atomic/Striped64.java")
public class Striped64$_init {

    private static final VarHandle BASE;
    private static final VarHandle CELLSBUSY;
    private static final VarHandle THREAD_PROBE;
    static {
        try {
            MethodHandles.Lookup l = MethodHandles.lookup();
            BASE = l.findVarHandle(Striped64.class,
                    "base", long.class);
            CELLSBUSY = l.findVarHandle(Striped64.class,
                    "cellsBusy", int.class);
            l = java.security.AccessController.doPrivileged(
                    new java.security.PrivilegedAction<>() {
                        public MethodHandles.Lookup run() {
                            try {
                                return MethodHandles.privateLookupIn(Thread.class, MethodHandles.lookup());
                            } catch (ReflectiveOperationException e) {
                                throw new ExceptionInInitializerError(e);
                            }
                        }});
            THREAD_PROBE = l.findVarHandle(Thread.class,
                    "threadLocalRandomProbe", int.class);
        } catch (ReflectiveOperationException e) {
            throw new ExceptionInInitializerError(e);
        }
    }

}




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