view test/compiler/loopopts/TestArraysFillDeadControl.java @ 23817:c9035b8e388b

8147645: get_ctrl_no_update() code is wrong Summary: Array.fill intrinsification code doesn't mark replaced control as dead Reviewed-by: kvn
author roland
date Wed, 03 Feb 2016 10:58:50 +0100
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/*
 * Copyright (c) 2016, 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.
 *
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 */

/**
 * @test
 * @bug 8147645
 * @summary Array.fill intrinsification code doesn't mark replaced control as dead
 * @run main/othervm  -XX:-TieredCompilation -XX:CompileCommand=dontinline,TestArraysFillDeadControl::dont_inline TestArraysFillDeadControl
 *
 */

import java.util.Arrays;

public class TestArraysFillDeadControl {

    static void dont_inline() {
    }

    static int i = 1;

    public static void main(String[] args) {
        for (int j = 0; j < 200000; j++) {
            int[] a = new int[2];
            int b = i;

            Arrays.fill(a, 1);
            Arrays.fill(a, 1+b);

            dont_inline();
        }
    }
}