1 /*
2 * Copyright (c) 2020, 2024, 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.acmp.array;
24
25 import org.openjdk.bench.valhalla.types.Int64;
26 import org.openjdk.bench.valhalla.types.Q64long;
27 import org.openjdk.jmh.annotations.Scope;
28 import org.openjdk.jmh.annotations.Setup;
29 import org.openjdk.jmh.annotations.State;
30
31 import java.util.BitSet;
32 import java.util.Random;
33
34 public class StatesQ64long {
35
36 public static final int SIZE = 100;
37
38 private static BitSet indices(Random rnd, int bound, int size) {
39 return rnd.ints(0, bound)
40 .distinct()
41 .limit(size)
42 .collect(BitSet::new, BitSet::set, BitSet::or);
43 }
44
45 private static void populate(Object[] arr1, Object[] arr2, int eq) {
46 BitSet eqset = (eq > 0 && eq < 100) ? indices(new Random(42), SIZE, (eq * SIZE) / 100) : null;
47 for (int i = 0; i < SIZE; i++) {
48 if (eq > 0 && (eq >= 100 || eqset.get(i))) {
49 arr2[i] = arr1[i] = new Q64long(i);
50 } else {
51 arr1[i] = new Q64long(2 * i);
52 arr2[i] = new Q64long(2 * i + 1);
53 }
54 }
55 }
56
57 @State(Scope.Thread)
58 public abstract static class ObjState {
59 Object[] arr1, arr2;
60 }
61
62 @State(Scope.Thread)
63 public abstract static class IntState {
64 Int64[] arr1, arr2;
65 }
66
67 @State(Scope.Thread)
68 public abstract static class RefState {
69 Q64long[] arr1, arr2;
70 }
71
72 @State(Scope.Thread)
73 public abstract static class ValState {
74 Q64long[] arr1, arr2;
75 }
76
77 public static class ObjState00 extends ObjState {
78 @Setup
79 public void setup() {
80 arr1 = new Object[SIZE];
81 arr2 = new Object[SIZE];
82 populate(arr1, arr2, 0);
83 }
84
85 }
86
87 public static class ObjState25 extends ObjState {
88 @Setup
89 public void setup() {
90 arr1 = new Object[SIZE];
91 arr2 = new Object[SIZE];
92 populate(arr1, arr2, 25);
93 }
94
95 }
96
97 public static class ObjState50 extends ObjState {
98 @Setup
99 public void setup() {
100 arr1 = new Object[SIZE];
101 arr2 = new Object[SIZE];
102 populate(arr1, arr2, 50);
103 }
104
105 }
106
107 public static class ObjState75 extends ObjState {
108 @Setup
109 public void setup() {
110 arr1 = new Object[SIZE];
111 arr2 = new Object[SIZE];
112 populate(arr1, arr2, 75);
113 }
114
115 }
116
117 public static class ObjState100 extends ObjState {
118 @Setup
119 public void setup() {
120 arr1 = new Object[SIZE];
121 arr2 = new Object[SIZE];
122 populate(arr1, arr2, 100);
123 }
124 }
125
126 public static class IntState00 extends IntState {
127 @Setup
128 public void setup() {
129 arr1 = new Int64[SIZE];
130 arr2 = new Int64[SIZE];
131 populate(arr1, arr2, 0);
132 }
133 }
134
135 public static class IntState25 extends IntState {
136 @Setup
137 public void setup() {
138 arr1 = new Int64[SIZE];
139 arr2 = new Int64[SIZE];
140 populate(arr1, arr2, 25);
141 }
142 }
143
144 public static class IntState50 extends IntState {
145 @Setup
146 public void setup() {
147 arr1 = new Int64[SIZE];
148 arr2 = new Int64[SIZE];
149 populate(arr1, arr2, 50);
150 }
151 }
152
153 public static class IntState75 extends IntState {
154 @Setup
155 public void setup() {
156 arr1 = new Int64[SIZE];
157 arr2 = new Int64[SIZE];
158 populate(arr1, arr2, 75);
159 }
160 }
161
162 public static class IntState100 extends IntState {
163 @Setup
164 public void setup() {
165 arr1 = new Int64[SIZE];
166 arr2 = new Int64[SIZE];
167 populate(arr1, arr2, 100);
168 }
169 }
170
171 public static class RefState00 extends RefState {
172 @Setup
173 public void setup() {
174 arr1 = new Q64long[SIZE];
175 arr2 = new Q64long[SIZE];
176 populate(arr1, arr2, 0);
177 }
178 }
179
180 public static class RefState25 extends RefState {
181 @Setup
182 public void setup() {
183 arr1 = new Q64long[SIZE];
184 arr2 = new Q64long[SIZE];
185 populate(arr1, arr2, 25);
186 }
187 }
188
189 public static class RefState50 extends RefState {
190 @Setup
191 public void setup() {
192 arr1 = new Q64long[SIZE];
193 arr2 = new Q64long[SIZE];
194 populate(arr1, arr2, 50);
195 }
196 }
197
198 public static class RefState75 extends RefState {
199 @Setup
200 public void setup() {
201 arr1 = new Q64long[SIZE];
202 arr2 = new Q64long[SIZE];
203 populate(arr1, arr2, 75);
204 }
205 }
206
207 public static class RefState100 extends RefState {
208 @Setup
209 public void setup() {
210 arr1 = new Q64long[SIZE];
211 arr2 = new Q64long[SIZE];
212 populate(arr1, arr2, 100);
213 }
214 }
215
216 public static class ValState00 extends ValState {
217 @Setup
218 public void setup() {
219 arr1 = new Q64long[SIZE];
220 arr2 = new Q64long[SIZE];
221 populate(arr1, arr2, 0);
222 }
223 }
224
225 public static class ValState25 extends ValState {
226 @Setup
227 public void setup() {
228 arr1 = new Q64long[SIZE];
229 arr2 = new Q64long[SIZE];
230 populate(arr1, arr2, 25);
231 }
232 }
233
234 public static class ValState50 extends ValState {
235 @Setup
236 public void setup() {
237 arr1 = new Q64long[SIZE];
238 arr2 = new Q64long[SIZE];
239 populate(arr1, arr2, 50);
240 }
241 }
242
243 public static class ValState75 extends ValState {
244 @Setup
245 public void setup() {
246 arr1 = new Q64long[SIZE];
247 arr2 = new Q64long[SIZE];
248 populate(arr1, arr2, 75);
249 }
250 }
251
252 public static class ValState100 extends ValState {
253 @Setup
254 public void setup() {
255 arr1 = new Q64long[SIZE];
256 arr2 = new Q64long[SIZE];
257 populate(arr1, arr2, 100);
258 }
259 }
260
261 }