test/compiler/whitebox/DeoptimizeAllTest.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * 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 DeoptimizeAllTest
 * @bug 8006683 8007288 8022832
 * @library /testlibrary /testlibrary/whitebox
 * @build DeoptimizeAllTest
 * @run main ClassFileInstaller sun.hotspot.WhiteBox
 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* DeoptimizeAllTest
 * @summary testing of WB::deoptimizeAll()
 * @author igor.ignatyev@oracle.com
 */
public class DeoptimizeAllTest extends CompilerWhiteBoxTest {

    public static void main(String[] args) throws Exception {
        CompilerWhiteBoxTest.main(DeoptimizeAllTest::new, args);
    }

    private DeoptimizeAllTest(TestCase testCase) {
        super(testCase);
        // to prevent inlining of #method
        WHITE_BOX.testSetDontInlineMethod(method, true);
    }

    /**
     * Tests {@code WB::deoptimizeAll()} by calling it after
     * compilation and checking that method isn't compiled.
     *
     * @throws Exception if one of the checks fails.
     */
    @Override
    protected void test() throws Exception {
        if (skipXcompOSR()) {
            return;
        }
        compile();
        checkCompiled();
        WHITE_BOX.deoptimizeAll();
        checkNotCompiled();
    }
}