| /* |
| * Copyright (c) 2015, 2016 SAP SE. All rights reserved. |
| * Copyright (c) 2018 Red Hat, Inc. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* @test |
| * @bug 8207838 |
| * @summary Regression test for passing float args to a synchronized jni function. |
| * |
| * |
| * @run main/othervm/native compiler.floatingpoint.TestFloatSyncJNIArgs |
| */ |
| |
| package compiler.floatingpoint; |
| |
| public class TestFloatSyncJNIArgs { |
| static { |
| try { |
| System.loadLibrary("TestFloatSyncJNIArgs"); |
| } catch (UnsatisfiedLinkError e) { |
| System.out.println("could not load native lib: " + e); |
| } |
| } |
| |
| private static final int numberOfThreads = 8; |
| |
| static volatile Error testFailed = null; |
| |
| public synchronized static native float combine15floats( |
| float f1, float f2, float f3, float f4, |
| float f5, float f6, float f7, float f8, |
| float f9, float f10, float f11, float f12, |
| float f13, float f14, float f15); |
| |
| public synchronized static native double combine15doubles( |
| double d1, double d2, double d3, double d4, |
| double d5, double d6, double d7, double d8, |
| double d9, double d10, double d11, double d12, |
| double d13, double d14, double d15); |
| |
| static void test() throws Exception { |
| Thread[] threads = new Thread[numberOfThreads]; |
| |
| for (int i = 0; i < numberOfThreads; i++) { |
| threads[i] = new Thread(() -> { |
| for (int j = 0; j < 10000; j++) { |
| float f = combine15floats(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f, |
| 9, 10, 11, 12, 13, 14, 15); |
| if (f != 81720.0f) { |
| testFailed = new Error("jni function didn't combine 15 float args properly: " + f); |
| throw testFailed; |
| } |
| } |
| }); |
| } |
| for (int i = 0; i < numberOfThreads; i++) { |
| threads[i].start(); |
| } |
| for (int i = 0; i < numberOfThreads; i++) { |
| threads[i].join(); |
| } |
| if (testFailed != null) { |
| throw testFailed; |
| } |
| |
| for (int i = 0; i < numberOfThreads; i++) { |
| threads[i] = new Thread(() -> { |
| for (int j = 0; j < 10000; j++) { |
| double d = combine15doubles(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, |
| 9, 10, 11, 12, 13, 14, 15); |
| if (d != 81720.0) { |
| testFailed = new Error("jni function didn't combine 15 double args properly: " + d); |
| throw testFailed; |
| } |
| } |
| }); |
| } |
| for (int i = 0; i < numberOfThreads; i++) { |
| threads[i].start(); |
| } |
| for (int i = 0; i < numberOfThreads; i++) { |
| threads[i].join(); |
| } |
| if (testFailed != null) { |
| throw testFailed; |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| for (int i = 0; i < 200; ++i) { |
| test(); |
| } |
| } |
| } |