1 /*
   2  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test EnqueueMethodForCompilationTest
  26  * @library /testlibrary /testlibrary/whitebox
  27  * @build EnqueueMethodForCompilationTest
  28  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  29  * @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI EnqueueMethodForCompilationTest
  30  * @author igor.ignatyev@oracle.com
  31  */
  32 public class EnqueueMethodForCompilationTest extends CompilerWhiteBoxTest {
  33     public static void main(String[] args) throws Exception {
  34         // to prevent inlining #method into #compile()
  35         WHITE_BOX.setDontInlineMethod(METHOD, true);
  36         new EnqueueMethodForCompilationTest().runTest();
  37     }
  38 
  39     protected void test() throws Exception {
  40         checkNotCompiled(METHOD);
  41 
  42         WHITE_BOX.enqueueMethodForCompilation(METHOD, 0);
  43         if (WHITE_BOX.isMethodCompilable(METHOD, 0)) {
  44           throw new RuntimeException(METHOD + " is compiled at level");
  45         }
  46         checkNotCompiled(METHOD);
  47 
  48         WHITE_BOX.enqueueMethodForCompilation(METHOD, -1);
  49         checkNotCompiled(METHOD);
  50 
  51         WHITE_BOX.enqueueMethodForCompilation(METHOD, 5);
  52         if (!WHITE_BOX.isMethodCompilable(METHOD, 5)) {
  53           checkNotCompiled(METHOD);
  54           compile();
  55           checkCompiled(METHOD);
  56         } else {
  57           checkCompiled(METHOD);
  58         }
  59 
  60         int compLevel = WHITE_BOX.getMethodCompilationLevel(METHOD);
  61         WHITE_BOX.deoptimizeMethod(METHOD);
  62         checkNotCompiled(METHOD);
  63 
  64         WHITE_BOX.enqueueMethodForCompilation(METHOD, compLevel);
  65         checkCompiled(METHOD);
  66         WHITE_BOX.deoptimizeMethod(METHOD);
  67         checkNotCompiled(METHOD);
  68 
  69         compile();
  70         checkCompiled(METHOD);
  71         WHITE_BOX.deoptimizeMethod(METHOD);
  72         checkNotCompiled(METHOD);
  73     }
  74 }