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.mandelbrot; 24 25 import org.openjdk.jmh.annotations.BenchmarkMode; 26 import org.openjdk.jmh.annotations.Fork; 27 import org.openjdk.jmh.annotations.Measurement; 28 import org.openjdk.jmh.annotations.Mode; 29 import org.openjdk.jmh.annotations.OutputTimeUnit; 30 import org.openjdk.jmh.annotations.Param; 31 import org.openjdk.jmh.annotations.Scope; 32 import org.openjdk.jmh.annotations.Setup; 33 import org.openjdk.jmh.annotations.State; 34 import org.openjdk.jmh.annotations.Warmup; 35 36 import java.util.concurrent.TimeUnit; 37 38 @Fork(3) 39 @Warmup(iterations = 3, time = 1) 40 @Measurement(iterations = 5, time = 1) 41 @OutputTimeUnit(TimeUnit.SECONDS) 42 @BenchmarkMode(Mode.Throughput) 43 @State(Scope.Thread) 44 public abstract class MandelbrotBase { 45 46 @Param("500") 47 int size; 48 49 public static final double SCALE = 2.0; 50 public static final int MAX_ITER = 400; 51 52 int[][] points; // color points 53 54 @Setup() 55 public void setup() { 56 points = new int[size][size]; 57 } 58 59 60 }