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64 changes: 64 additions & 0 deletions
64
...md64.test/src/org/graalvm/compiler/hotspot/amd64/test/ArrayAccessInLoopToAddressTest.java
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| /* | ||
| * 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; | ||
|
|
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| import org.graalvm.compiler.core.test.GraalCompilerTest; | ||
| import org.junit.Test; | ||
|
|
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| public class ArrayAccessInLoopToAddressTest extends GraalCompilerTest { | ||
|
|
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| public static int positiveInductionVariable(short[] array) { | ||
| int sum = 0; | ||
| for (int i = 0; i < array.length - 1; i++) { | ||
| sum += array[i + 1]; | ||
| } | ||
| return sum; | ||
| } | ||
|
|
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| @Test | ||
| public void testPositiveInductionVariable() { | ||
| test("positiveInductionVariable", new short[]{1, 3, 7, 9}); | ||
| } | ||
|
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| 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; | ||
| } | ||
|
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| @Test | ||
| public void testNegativeInductionVariable() { | ||
| test("negativeInductionVariable", new short[]{1, 3, 7, 9}); | ||
| } | ||
|
|
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| @Override | ||
| protected SpeculationLog getSpeculationLog() { | ||
| return new HotSpotSpeculationLog(); | ||
| } | ||
|
|
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| } |
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