64 lines
2.0 KiB
Java
64 lines
2.0 KiB
Java
/*
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* Copyright (c) 2013, 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 8026722
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* @summary Verify that the compare after addExact is a signed compare
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*
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* @run main compiler.intrinsics.mathexact.CompareTest
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*/
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package compiler.intrinsics.mathexact;
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public class CompareTest {
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public static long store = 0;
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public static long addValue = 1231;
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public static void main(String[] args) {
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for (int i = 0; i < 20000; ++i) {
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runTest(i, i);
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runTest(i-1, i);
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}
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}
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public static long create(long value, int v) {
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if ((value | v) == 0) {
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return 0;
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}
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// C2 turned this test into unsigned test when a control edge was set on the Cmp
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if (value < -31557014167219200L || value > 31556889864403199L) {
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throw new RuntimeException("error");
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}
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return value;
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}
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public static void runTest(long value, int value2) {
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long res = Math.addExact(value, addValue);
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store = create(res, Math.floorMod(value2, 100000));
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}
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}
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