57 lines
1.7 KiB
Java
57 lines
1.7 KiB
Java
/*
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* Copyright (c) 2012, Oracle and/or its affiliates. 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 7199742
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* @summary A lot of C2 OSR compilations of the same method's bci
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*
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* @run main/othervm -Xmx128m -Xbatch compiler.c2.Test7199742
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*/
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package compiler.c2;
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public class Test7199742 {
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private static final int ITERS = 10000000;
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public static void main(String args[]) {
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Test7199742 t = new Test7199742();
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for (int i = 0; i < 10; i++) {
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test(t, 7);
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}
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}
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static Test7199742 test(Test7199742 t, int m) {
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int i = -(ITERS / 2);
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if (i == 0) return null;
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Test7199742 v = null;
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while (i < ITERS) {
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if ((i & m) == 0) {
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v = t;
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}
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i++;
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}
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return v;
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}
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}
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