test/hotspot/jtreg/compiler/c1/TestLinearScanOrderMain.java
author thartmann
Mon, 06 Aug 2018 09:09:57 +0200
changeset 51352 f646ca47e561
permissions -rw-r--r--
8207355: C1 compilation hangs in ComputeLinearScanOrder::compute_dominator Summary: Bail out from recursive computation if the block was already processed. Reviewed-by: kvn, iveresov
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/*
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 * Copyright (c) 2018, 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 8207355
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 * @compile TestLinearScanOrder.jasm
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 * @run main/othervm -Xcomp -XX:+TieredCompilation -XX:TieredStopAtLevel=1
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 *                   -XX:CompileCommand=compileonly,compiler.c1.TestLinearScanOrder::test
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 *                   compiler.c1.TestLinearScanOrderMain
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 */
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package compiler.c1;
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// WARNING: This test will not fail but time out in C1's ComputeLinearScanOrder phase
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public class TestLinearScanOrderMain {
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    public static void main(String[] args) {
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        if (TestLinearScanOrder.test() != 42) {
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            throw new RuntimeException("Test failed");
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        }
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    }
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}