6e3a158a65
Co-authored-by: Wang Huang <whuang@openjdk.org> Co-authored-by: Wu Yan <wuyan34@huawei.com> Reviewed-by: kvn
79 lines
2.3 KiB
Java
79 lines
2.3 KiB
Java
/*
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* Copyright (c) 2021, Huawei Technologies Co., Ltd. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8263352
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* @summary assert(use == polladr) failed: the use should be a safepoint polling
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* @requires vm.flavor == "server"
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*
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* @run main/othervm -XX:-BackgroundCompilation -XX:+OptimizeFill
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* compiler.loopopts.TestOptimizeFillWithStripMinedLoop
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*
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*/
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package compiler.loopopts;
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public class TestOptimizeFillWithStripMinedLoop {
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class Wrap {
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public int value;
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public Wrap(int v) {
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value = v;
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}
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}
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public static int size = 1024;
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public static int[] ia = new int[size];
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public static void main(String[] args) throws Exception {
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TestOptimizeFillWithStripMinedLoop m = new TestOptimizeFillWithStripMinedLoop();
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m.test();
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}
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public void test() throws Exception {
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for(int i = 0; i < 20_000; i++) {
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Wrap obj = null;
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if (i % 113 != 0) {
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obj = new Wrap(i);
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}
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foo(obj);
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}
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}
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public int foo(Wrap obj) throws Exception {
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boolean condition = false;
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int first = -1;
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if (obj == null) {
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condition = true;
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first = 24;
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}
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for (int i = 0; i < size; i++) {
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ia[i] = condition ? first : obj.value;
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}
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return 0;
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}
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}
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