iignatyev@4908: /*
iignatyev@4908:  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
iignatyev@4908:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
iignatyev@4908:  *
iignatyev@4908:  * This code is free software; you can redistribute it and/or modify it
iignatyev@4908:  * under the terms of the GNU General Public License version 2 only, as
iignatyev@4908:  * published by the Free Software Foundation.
iignatyev@4908:  *
iignatyev@4908:  * This code is distributed in the hope that it will be useful, but WITHOUT
iignatyev@4908:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
iignatyev@4908:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
iignatyev@4908:  * version 2 for more details (a copy is included in the LICENSE file that
iignatyev@4908:  * accompanied this code).
iignatyev@4908:  *
iignatyev@4908:  * You should have received a copy of the GNU General Public License version
iignatyev@4908:  * 2 along with this work; if not, write to the Free Software Foundation,
iignatyev@4908:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
iignatyev@4908:  *
iignatyev@4908:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
iignatyev@4908:  * or visit www.oracle.com if you need additional information or have any
iignatyev@4908:  * questions.
iignatyev@4908:  */
iignatyev@4908: 
iignatyev@4908: /*
iignatyev@4908:  * @test ClearMethodStateTest
iignatyev@4908:  * @library /testlibrary /testlibrary/whitebox
iignatyev@4908:  * @build ClearMethodStateTest
iignatyev@4908:  * @run main ClassFileInstaller sun.hotspot.WhiteBox
iignatyev@4908:  * @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI ClearMethodStateTest
iignatyev@4908:  * @author igor.ignatyev@oracle.com
iignatyev@4908:  */
iignatyev@4908: public class ClearMethodStateTest extends CompilerWhiteBoxTest {
iignatyev@4908:     public static void main(String[] args) throws Exception {
iignatyev@4908:         // to prevent inlining #method into #compile() and #test()
iignatyev@4908:         WHITE_BOX.testSetDontInlineMethod(METHOD, true);
iignatyev@4908:         new ClearMethodStateTest().runTest();
iignatyev@4908:     }
iignatyev@4908: 
iignatyev@4908:     protected void test() throws Exception {
iignatyev@4908:         checkNotCompiled(METHOD);
iignatyev@4908:         compile();
iignatyev@4908:         checkCompiled(METHOD);
iignatyev@4908:         WHITE_BOX.clearMethodState(METHOD);
iignatyev@4908:         WHITE_BOX.deoptimizeMethod(METHOD);
iignatyev@4908:         checkNotCompiled(METHOD);
iignatyev@4908: 
iignatyev@4908: 
iignatyev@4908:         if (!TIERED_COMPILATION) {
iignatyev@4908:             WHITE_BOX.clearMethodState(METHOD);
iignatyev@4908:             compile(COMPILE_THRESHOLD);
iignatyev@4908:             checkCompiled(METHOD);
iignatyev@4908: 
iignatyev@4908:             WHITE_BOX.deoptimizeMethod(METHOD);
iignatyev@4908:             checkNotCompiled(METHOD);
iignatyev@4908:             WHITE_BOX.clearMethodState(METHOD);
iignatyev@4908: 
iignatyev@4908:             if (COMPILE_THRESHOLD > 1) {
iignatyev@4908:                 compile(COMPILE_THRESHOLD - 1);
iignatyev@4908:                 checkNotCompiled(METHOD);
iignatyev@4908:             } else {
iignatyev@4908:                System.err.println("Warning: 'CompileThreshold' <= 1");
iignatyev@4908:             }
iignatyev@4908: 
iignatyev@4908:             method();
iignatyev@4908:             checkCompiled(METHOD);
iignatyev@4908:         } else {
iignatyev@4908:             System.err.println(
iignatyev@4908:                     "Warning: part of test is not applicable in Tiered");
iignatyev@4908:         }
iignatyev@4908:     }
iignatyev@4908: }