| author | tpivovarova |
| Tue, 12 Jul 2016 18:24:48 +0300 | |
| changeset 40059 | c2304140ed64 |
| parent 36057 | 867e857daf84 |
| child 41705 | 332239c052cc |
| permissions | -rw-r--r-- |
| 30211 | 1 |
/* |
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* Copyright (c) 2015, Oracle and/or its affiliates. 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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||
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/** |
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* @test |
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* @bug 8074981 |
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* @summary Add C2 x86 Superword support for scalar product reduction optimizations : float test |
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36057
867e857daf84
8149123: [TESTBUG] compiler/loopopts/superword/SumRed* tests running on non-x86 platforms
thartmann
parents:
30211
diff
changeset
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* @requires os.arch=="x86" | os.arch=="i386" | os.arch=="amd64" | os.arch=="x86_64" | os.arch=="aarch64" |
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* |
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:LoopUnrollLimit=250 |
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* -XX:CompileThresholdScaling=0.1 |
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* -XX:+SuperWordReductions |
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* -XX:LoopMaxUnroll=2 |
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* compiler.loopopts.superword.ProdRed_Double |
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:LoopUnrollLimit=250 |
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* -XX:CompileThresholdScaling=0.1 |
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* -XX:-SuperWordReductions |
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* -XX:LoopMaxUnroll=2 |
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* compiler.loopopts.superword.ProdRed_Double |
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* |
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:LoopUnrollLimit=250 |
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* -XX:CompileThresholdScaling=0.1 |
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* -XX:+SuperWordReductions |
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* -XX:LoopMaxUnroll=4 |
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* compiler.loopopts.superword.ProdRed_Double |
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:LoopUnrollLimit=250 |
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* -XX:CompileThresholdScaling=0.1 |
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* -XX:-SuperWordReductions |
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* -XX:LoopMaxUnroll=4 |
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* compiler.loopopts.superword.ProdRed_Double |
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* |
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:LoopUnrollLimit=250 |
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* -XX:CompileThresholdScaling=0.1 |
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* -XX:+SuperWordReductions |
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* -XX:LoopMaxUnroll=8 |
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* compiler.loopopts.superword.ProdRed_Double |
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:LoopUnrollLimit=250 |
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* -XX:CompileThresholdScaling=0.1 |
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* -XX:-SuperWordReductions |
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* -XX:LoopMaxUnroll=8 |
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* compiler.loopopts.superword.ProdRed_Double |
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* |
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:LoopUnrollLimit=250 |
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* -XX:CompileThresholdScaling=0.1 |
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* -XX:+SuperWordReductions |
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* -XX:LoopMaxUnroll=16 |
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* compiler.loopopts.superword.ProdRed_Double |
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* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:LoopUnrollLimit=250 |
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* -XX:CompileThresholdScaling=0.1 |
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* -XX:-SuperWordReductions |
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* -XX:LoopMaxUnroll=16 |
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* compiler.loopopts.superword.ProdRed_Double |
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*/ |
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package compiler.loopopts.superword; |
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public class ProdRed_Double {
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public static void main(String[] args) throws Exception {
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double[] a = new double[256 * 1024]; |
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double[] b = new double[256 * 1024]; |
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prodReductionInit(a, b); |
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double valid = 2000; |
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double total = 0; |
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for (int j = 0; j < 2000; j++) {
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total = j + 1; |
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total = prodReductionImplement(a, b, total); |
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} |
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if (total == valid) {
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System.out.println("Success");
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} else {
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System.out.println("Invalid sum of elements variable in total: " + total);
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System.out.println("Expected value = " + valid);
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throw new Exception("Failed");
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} |
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} |
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public static void prodReductionInit(double[] a, double[] b) {
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for (int i = 0; i < a.length; i++) {
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a[i] = i + 2; |
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b[i] = i + 1; |
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} |
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} |
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public static double prodReductionImplement(double[] a, double[] b, double total) {
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for (int i = 0; i < a.length; i++) {
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total *= a[i] - b[i]; |
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} |
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return total; |
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} |
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} |