hotspot/test/compiler/intrinsics/mathexact/DecExactITest.java
author hseigel
Wed, 01 Mar 2017 08:00:02 -0500
changeset 46194 5596e6f63072
parent 40631 ed82623d7831
permissions -rw-r--r--
8172307: Remove ununsed JVM API JVM_GetModuleByPackageName() Summary: Remove get_module_by_package_name() etc., and unneeded test. Reviewed-by: sspitsyn, gtriantafill

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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).
 *
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 * 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 8026844
 * @summary Test decrementExact
 * @library /test/lib /
 * @modules java.base/jdk.internal.misc
 *          java.management
 *
 * @run main compiler.intrinsics.mathexact.DecExactITest
 */

package compiler.intrinsics.mathexact;

public class DecExactITest {
    public static int[] values = {1, 1, 1, 1};
    public static int[] minvalues = {Integer.MIN_VALUE, Integer.MIN_VALUE};

    public static void main(String[] args) {
        runTest(new Verify.DecExactI());
    }

    public static void runTest(Verify.UnaryMethod method) {
        for (int i = 0; i < 20000; ++i) {
            Verify.verifyUnary(Integer.MIN_VALUE, method);
            Verify.verifyUnary(minvalues[0], method);
            Verify.verifyUnary(Integer.MIN_VALUE - values[2], method);
            Verify.verifyUnary(0, method);
            Verify.verifyUnary(values[2], method);
            Verify.verifyUnary(Integer.MAX_VALUE, method);
            Verify.verifyUnary(Integer.MIN_VALUE - values[0] + values[3], method);
            Verify.verifyUnary(Integer.MIN_VALUE + 1 - values[0], method);
        }
    }
}