| /* |
| * Copyright (c) 2018, Oracle and/or its affiliates. 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. |
| */ |
| |
| |
| package org.graalvm.compiler.hotspot.amd64.test; |
| |
| import jdk.vm.ci.hotspot.HotSpotSpeculationLog; |
| import jdk.vm.ci.meta.SpeculationLog; |
| |
| import org.graalvm.compiler.core.test.GraalCompilerTest; |
| import org.junit.Test; |
| |
| public class ArrayAccessInLoopToAddressTest extends GraalCompilerTest { |
| |
| public static int positiveInductionVariable(short[] array) { |
| int sum = 0; |
| for (int i = 0; i < array.length - 1; i++) { |
| sum += array[i + 1]; |
| } |
| return sum; |
| } |
| |
| @Test |
| public void testPositiveInductionVariable() { |
| test("positiveInductionVariable", new short[]{1, 3, 7, 9}); |
| } |
| |
| public static int negativeInductionVariable(short[] array) { |
| int sum = 0; |
| for (int i = -array.length; i < array.length - 4; i++) { |
| sum += array[i + 4]; |
| } |
| return sum; |
| } |
| |
| @Test |
| public void testNegativeInductionVariable() { |
| test("negativeInductionVariable", new short[]{1, 3, 7, 9}); |
| } |
| |
| @Override |
| protected SpeculationLog getSpeculationLog() { |
| return new HotSpotSpeculationLog(); |
| } |
| |
| } |
