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.copy;
24
25 import org.openjdk.jmh.annotations.Benchmark;
26 import org.openjdk.jmh.annotations.CompilerControl;
27 import org.openjdk.jmh.annotations.Fork;
28 import org.openjdk.jmh.annotations.Setup;
29
30 @Fork(value = 3, jvmArgsAppend = {"--enable-preview"})
31 public class Value128 extends CopyBase {
32
33 public interface InterfaceInt {
34 public int value();
35 }
36
37 public static value class ValueInt4 implements InterfaceInt {
38
39 public final int prevalue0;
40 public final int prevalue1;
41 public final int prevalue2;
42
43 public final int value;
44
45 public ValueInt4(int value) {
46 this.prevalue0 = value;
47 this.prevalue1 = value;
48 this.prevalue2 = value;
49 this.value = value;
50 }
51
52 public int value() {
53 return value;
54 }
55
56 }
57
58 public static class ValState extends SizeState {
59 public ValueInt4[] arr;
60
61 @Setup
62 public void setup() {
63 arr = new ValueInt4[size];
64 for (int i = 0; i < size; i++) {
65 arr[i] = new ValueInt4(i);
66 }
67 }
68 }
69
70 public static class IntState extends SizeState {
71 public InterfaceInt[] arr;
72
73 @Setup
74 public void setup() {
75 arr = new InterfaceInt[size];
76 for (int i = 0; i < size; i++) {
77 arr[i] = new ValueInt4(i);
78 }
79 }
80
81 }
82
83 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
84 public void copy_val(ValueInt4[] dst, ValueInt4[] src) {
85 for (int i = 0; i < src.length; i++) {
86 dst[i] = src[i];
87 }
88 }
89
90 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
91 public void copy_int(InterfaceInt[] dst, InterfaceInt[] src) {
92 for (int i = 0; i < src.length; i++) {
93 dst[i] = src[i];
94 }
95 }
96
97 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
98 public void arraycopy_val(ValueInt4[] dst, ValueInt4[] src) {
99 System.arraycopy(src, 0, dst, 0, src.length);
100 }
101
102 @CompilerControl(CompilerControl.Mode.DONT_INLINE)
103 public void arraycopy_int(InterfaceInt[] dst, InterfaceInt[] src) {
104 System.arraycopy(src, 0, dst, 0, src.length);
105 }
106
107 @Benchmark
108 public void copy_val_as_val(ValState st1, ValState st2) {
109 copy_val(st1.arr, st2.arr);
110 }
111
112 @Benchmark
113 public void arraycopy_val_as_val(ValState st1, ValState st2) {
114 arraycopy_val(st1.arr, st2.arr);
115 }
116
117 @Benchmark
118 public void copy_int_as_int(IntState st1, IntState st2) {
119 copy_int(st1.arr, st2.arr);
120 }
121
122 @Benchmark
123 public void arraycopy_int_as_int(IntState st1, IntState st2) {
124 arraycopy_int(st1.arr, st2.arr);
125 }
126
127
128 }