138 lines
4.5 KiB
Java
138 lines
4.5 KiB
Java
/*
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* Copyright (c) 2016, Red Hat, Inc. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8162338
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* @summary intrinsify fused mac operations
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* @run main/othervm -XX:-BackgroundCompilation -XX:-BackgroundCompilation -XX:-UseOnStackReplacement TestFMA
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*
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*/
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.reflect.Method;
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import java.lang.reflect.Modifier;
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// Test all fused mac instructions that can be generated
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public class TestFMA {
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@Test(args = {5.0F, 10.0F, 7.0F}, res = 57.0F)
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static float test1(float a, float b, float c) {
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return Math.fma(a, b, c);
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}
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@Test(args = {5.0D, 10.0D, 7.0D}, res = 57.0D)
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static double test2(double a, double b, double c) {
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return Math.fma(a, b, c);
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}
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@Test(args = {5.0F, 10.0F, 7.0F}, res = -43.0F)
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static float test3(float a, float b, float c) {
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return Math.fma(-a, b, c);
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}
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@Test(args = {5.0D, 10.0D, 7.0D}, res = -43.0D)
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static double test4(double a, double b, double c) {
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return Math.fma(-a, b, c);
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}
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@Test(args = {5.0F, 10.0F, 7.0F}, res = -43.0F)
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static float test5(float a, float b, float c) {
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return Math.fma(a, -b, c);
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}
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@Test(args = {5.0D, 10.0D, 7.0D}, res = -43.0D)
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static double test6(double a, double b, double c) {
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return Math.fma(a, -b, c);
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}
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@Test(args = {5.0F, 10.0F, 7.0F}, res = -57.0F)
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static float test7(float a, float b, float c) {
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return Math.fma(-a, b, -c);
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}
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@Test(args = {5.0D, 10.0D, 7.0D}, res = -57.0D)
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static double test8(double a, double b, double c) {
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return Math.fma(-a, b, -c);
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}
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@Test(args = {5.0F, 10.0F, 7.0F}, res = -57.0F)
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static float test9(float a, float b, float c) {
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return Math.fma(a, -b, -c);
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}
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@Test(args = {5.0D, 10.0D, 7.0D}, res = -57.0D)
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static double test10(double a, double b, double c) {
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return Math.fma(a, -b, -c);
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}
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@Test(args = {5.0F, 10.0F, 7.0F}, res = 43.0F)
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static float test11(float a, float b, float c) {
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return Math.fma(a, b, -c);
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}
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@Test(args = {5.0D, 10.0D, 7.0D}, res = 43.0D)
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static double test12(double a, double b, double c) {
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return Math.fma(a, b, -c);
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}
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static public void main(String[] args) throws Exception {
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TestFMA t = new TestFMA();
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for (Method m : t.getClass().getDeclaredMethods()) {
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if (m.getName().matches("test[0-9]+?")) {
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t.doTest(m);
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}
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}
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}
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@Retention(RetentionPolicy.RUNTIME)
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@interface Test {
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double[] args();
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double res();
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}
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void doTest(Method m) throws Exception {
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String name = m.getName();
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System.out.println("Testing " + name);
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Class retType = m.getReturnType();
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Test test = m.getAnnotation(Test.class);
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double[] args = test.args();
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double expected = test.res();
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for (int i = 0; i < 20000; i++) {
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if (retType == double.class) {
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Object res = m.invoke(null, (double)args[0], (double)args[1], (double)args[2]);
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if ((double)res != expected) {
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throw new RuntimeException(name + " failed : " + (double)res + " != " + expected);
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}
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} else {
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Object res = m.invoke(null, (float)args[0], (float)args[1], (float)args[2]);
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if ((float)res != (float)expected) {
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throw new RuntimeException(name + " failed : " + (float)res + " != " + (float)expected);
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}
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}
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}
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}
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}
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