test/hotspot/jtreg/compiler/arraycopy/TestArrayCopyStoppedAfterGuards.java
author phh
Sat, 30 Nov 2019 14:33:05 -0800
changeset 59330 5b96c12f909d
parent 47216 71c04702a3d5
permissions -rw-r--r--
8234541: C1 emits an empty message when it inlines successfully Summary: Use "inline" as the message when successfull Reviewed-by: thartmann, mdoerr Contributed-by: navy.xliu@gmail.com

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * under the terms of the GNU General Public License version 2 only, as
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 *
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 * 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 8075921
 * @summary control becomes top after arraycopy guards and confuses tighly coupled allocation logic
 *
 * @run main/othervm -Xcomp
 *      -XX:CompileCommand=compileonly,java.lang.System::arraycopy
 *      -XX:CompileCommand=compileonly,compiler.arraycopy.TestArrayCopyStoppedAfterGuards::test
 *      compiler.arraycopy.TestArrayCopyStoppedAfterGuards
 *
 */

package compiler.arraycopy;

public class TestArrayCopyStoppedAfterGuards {

    static void test() {
        Object src = new Object();
        int[] dst = new int[10];
        System.arraycopy(src, 0, dst, 0, 10);
    }

    static public void main(String[] args) {
        // warmup
        Object o = new Object();
        int[] src = new int[10];
        int[] dst = new int[10];
        System.arraycopy(src, 0, dst, 0, 10);

        try {
            test();
        } catch(ArrayStoreException ase) {}
    }
}