1 /*
  2  * Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
  3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  4  *
  5  * This code is free software; you can redistribute it and/or modify it
  6  * under the terms of the GNU General Public License version 2 only, as
  7  * published by the Free Software Foundation.
  8  *
  9  * This code is distributed in the hope that it will be useful, but WITHOUT
 10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 12  * version 2 for more details (a copy is included in the LICENSE file that
 13  * accompanied this code).
 14  *
 15  * You should have received a copy of the GNU General Public License version
 16  * 2 along with this work; if not, write to the Free Software Foundation,
 17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 18  *
 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 package org.openjdk.bench.valhalla.field.set;
 24 
 25 import jdk.internal.vm.annotation.NullRestricted;
 26 import jdk.internal.vm.annotation.Strict;
 27 import org.openjdk.jmh.annotations.Benchmark;
 28 import org.openjdk.jmh.annotations.CompilerControl;
 29 import org.openjdk.jmh.annotations.Fork;
 30 import org.openjdk.jmh.annotations.Setup;
 31 
 32 @Fork(value = 3, jvmArgsAppend = {"--enable-preview"})
 33 public class Value032NullFree extends SetBase {
 34 
 35     public static class ValWrapper {
 36         @Strict
 37         @NullRestricted
 38         public ValueInt f;
 39 
 40         public ValWrapper(ValueInt f) {
 41             this.f = f;
 42         }
 43     }
 44 
 45     public interface InterfaceInt {
 46         public int value();
 47     }
 48 
 49     public static value class ValueInt implements InterfaceInt {
 50         public final int value;
 51         public ValueInt(int value) {
 52             this.value = value;
 53         }
 54         public int value() {
 55             return value;
 56         }
 57     }
 58 
 59 
 60     public static class RefState extends SizeState {
 61         public ValWrapper[] arr;
 62 
 63         @Setup
 64         public void setup() {
 65             arr = new ValWrapper[size];
 66             for (int i = 0; i < size; i++) {
 67                 arr[i] = new ValWrapper(new ValueInt(i));
 68             }
 69         }
 70     }
 71 
 72     @CompilerControl(CompilerControl.Mode.DONT_INLINE)
 73     public ValueInt get_val(int i) {
 74         return new ValueInt(i);
 75     }
 76 
 77     @CompilerControl(CompilerControl.Mode.DONT_INLINE)
 78     public void set_new(ValWrapper[] dst) {
 79         for (int i = 0; i < dst.length; i++) {
 80             dst[i].f = new ValueInt(i);
 81         }
 82     }
 83 
 84     @CompilerControl(CompilerControl.Mode.DONT_INLINE)
 85     public void set_call(ValWrapper[] dst) {
 86         for (int i = 0; i < dst.length; i++) {
 87             dst[i].f = get_val(i);
 88         }
 89     }
 90 
 91     @Benchmark
 92     public void set_new_val(RefState st1) {
 93         set_new(st1.arr);
 94     }
 95 
 96     @Benchmark
 97     public void set_call_val(RefState st1) {
 98         set_call(st1.arr);
 99     }
100 
101 }