hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.jtt/src/org/graalvm/compiler/jtt/loop/LoopPhi.java

/*
 * Copyright (c) 2011, 2012, 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.jtt.loop;

import org.junit.Test;

import org.graalvm.compiler.jtt.JTTTest;

/*
 */

public class LoopPhi extends JTTTest {

    public static int test(int arg) {
        for (int i = 0; i < arg; i++) {
            testHelper(1, 1, 1, 1, 1, 1);
        }
        return testHelper(1, 1, 1, 1, 1, 1);
    }

    public static int testHelper(int j1, int j2, int j3, int j4, int j5, int j6) {
        int i1 = j1;
        int i2 = j2;
        int i3 = j3;
        int i4 = j4;
        int i5 = j5;
        int i6 = j6;

        if (i1 == 0) {
            i1 = 2;
        } else {
            i2 = 2;
        }
        for (int i = 0; i < 10; i++) {
            if (i == 0) {
                i3 = 2;
            } else {
                i4 = 2;
            }

            for (int j = 0; j < 10; j++) {
                if (j == 0) {
                    i5 = 2;
                } else {
                    i6 = 2;
                }
            }
        }

        return i1 + i2 + i3 + i4 + i5 + i6;
    }

    @Test
    public void run0() throws Throwable {
        runTest("test", 50000);
    }

}