/*

 * 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();

    }

}