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 * Copyright (c) 2025, 2026, 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.
 *
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package org.openjdk.bench.valhalla.field.set;

import jdk.internal.vm.annotation.LooselyConsistentValue;
import jdk.internal.vm.annotation.NullRestricted;
import org.openjdk.jmh.annotations.Benchmark;
import org.openjdk.jmh.annotations.CompilerControl;
import org.openjdk.jmh.annotations.Fork;
import org.openjdk.jmh.annotations.Setup;

@Fork(value = 3, jvmArgsAppend = {"--enable-preview"})
public class Value128NullFreeNonAtomic extends SetBase {

    public static class ValWrapper {
        @NullRestricted
        public ValueInt4 f;

        public ValWrapper(ValueInt4 f) {
            this.f = f;
            super();
        }
    }

    public interface InterfaceInt {
        public int value();
    }

    @LooselyConsistentValue
    public static value class ValueInt4 implements InterfaceInt {

        public final int prevalue0;
        public final int prevalue1;
        public final int prevalue2;

        public final int value;

        public ValueInt4(int value) {
            this.prevalue0 = value;
            this.prevalue1 = value;
            this.prevalue2 = value;
            this.value = value;
        }

        public int value() {
            return value;
        }

    }

    public static class RefState extends SizeState {
        public ValWrapper[] arr;

        @Setup
        public void setup() {
            arr = new ValWrapper[size];
            for (int i = 0; i < size; i++) {
                arr[i] = new ValWrapper(new ValueInt4(i));
            }
        }
    }

    @CompilerControl(CompilerControl.Mode.DONT_INLINE)
    public ValueInt4 get_val(int i) {
        return new ValueInt4(i);
    }

    @CompilerControl(CompilerControl.Mode.DONT_INLINE)
    public void set_new(ValWrapper[] dst) {
        for (int i = 0; i < dst.length; i++) {
            dst[i].f = new ValueInt4(i);
        }
    }

    @CompilerControl(CompilerControl.Mode.DONT_INLINE)
    public void set_call(ValWrapper[] dst) {
        for (int i = 0; i < dst.length; i++) {
            dst[i].f = get_val(i);
        }
    }

    @Benchmark
    public void set_new_val(RefState st1) {
        set_new(st1.arr);
    }

    @Benchmark
    public void set_call_val(RefState st1) {
        set_call(st1.arr);
    }

}
