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.array.set;
24
25 import jdk.internal.value.ValueClass;
26 import org.openjdk.jmh.annotations.Benchmark;
27 import org.openjdk.jmh.annotations.CompilerControl;
28 import org.openjdk.jmh.annotations.Fork;
29 import org.openjdk.jmh.annotations.Setup;
30
31 @Fork(value = 3, jvmArgsAppend = {"--enable-preview", "--add-exports", "java.base/jdk.internal.value=ALL-UNNAMED"})
32 public class ValueOopNullFree extends SetBase {
33
34 public static class IdentityInt {
35 public final int value;
36 public IdentityInt(int value) {
37 this.value = value;
38 }
39 public int value() {
40 return value;
41 }
42 }
43
44 public interface InterfaceOop {
45 public IdentityInt value();
46 }
47
48 public static value class ValueRef implements InterfaceOop {
49
50 public final IdentityInt value;
51
52 public ValueRef(IdentityInt value) {
53 this.value = value;
54 }
55
56 public IdentityInt value() {
57 return value;
58 }
59
60 }
61
62 public static class ValState extends SizeState {
63 public ValueRef[] arr;
64
65 @Setup
66 public void setup() {
67 arr = (ValueRef[]) ValueClass.newNullRestrictedAtomicArray(ValueRef.class, size, new ValueRef(new IdentityInt(0)));
68 for (int i = 0; i < size; i++) {
69 arr[i] = new ValueRef(new IdentityInt(i));
70 }
71 }
72 }
73
74 public static class IntState extends SizeState {
75 public InterfaceOop[] arr;
76
77 @Setup
78 public void setup() {
79 arr = new InterfaceOop[size];
80 for (int i = 0; i < size; i++) {
81 arr[i] = new ValueRef(new IdentityInt(i));
82 }
83 }
84
85 }
86
87 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
88 public ValueRef get_val(int i) {
89 return new ValueRef(new IdentityInt(i));
90 }
91
92 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
93 public InterfaceOop get_int(int i) {
94 return new ValueRef(new IdentityInt(i));
95 }
96
97 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
98 public void set_new_val(ValueRef[] dst) {
99 for (int i = 0; i < dst.length; i++) {
100 dst[i] = new ValueRef(new IdentityInt(i));
101 }
102 }
103
104 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
105 public void set_new_int(InterfaceOop[] dst) {
106 for (int i = 0; i < dst.length; i++) {
107 dst[i] = new ValueRef(new IdentityInt(i));
108 }
109 }
110
111 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
112 public void set_call_val(ValueRef[] dst) {
113 for (int i = 0; i < dst.length; i++) {
114 dst[i] = get_val(i);
115 }
116 }
117
118 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
119 public void set_call_int(InterfaceOop[] dst) {
120 for (int i = 0; i < dst.length; i++) {
121 dst[i] = get_int(i);
122 }
123 }
124
125 @Benchmark
126 public void set_new_val_as_val(ValState st1) {
127 set_new_val(st1.arr);
128 }
129
130 @Benchmark
131 public void set_new_int_as_int(IntState st1) {
132 set_new_int(st1.arr);
133 }
134
135 @Benchmark
136 public void set_call_val_as_val(ValState st1) {
137 set_call_val(st1.arr);
138 }
139
140 @Benchmark
141 public void set_call_int_as_int(IntState st1) {
142 set_call_int(st1.arr);
143 }
144
145 }