1 /*
   2  * Copyright (c) 2013, 2014, 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  * @bug 8006683 8007288 8022832
  27  * @library /testlibrary /testlibrary/whitebox

  28  * @build EnqueueMethodForCompilationTest
  29  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  30  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  31  * @run main/othervm/timeout=600 -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* EnqueueMethodForCompilationTest
  32  * @summary testing of WB::enqueueMethodForCompilation()
  33  * @author igor.ignatyev@oracle.com
  34  */
  35 public class EnqueueMethodForCompilationTest extends CompilerWhiteBoxTest {
  36 
  37     public static void main(String[] args) throws Exception {
  38         CompilerWhiteBoxTest.main(EnqueueMethodForCompilationTest::new, args);
  39     }
  40 
  41     private EnqueueMethodForCompilationTest(TestCase testCase) {
  42         super(testCase);
  43         // to prevent inlining of #method
  44         WHITE_BOX.testSetDontInlineMethod(method, true);
  45     }
  46 
  47     @Override
  48     protected void test() throws Exception {
  49         checkNotCompiled();
  50 
  51         // method can not be compiled on level 'none'
  52         WHITE_BOX.enqueueMethodForCompilation(method, COMP_LEVEL_NONE);
  53         if (isCompilable(COMP_LEVEL_NONE)) {
  54             throw new RuntimeException(method
  55                     + " is compilable at level COMP_LEVEL_NONE");
  56         }
  57         checkNotCompiled();
  58 
  59         // COMP_LEVEL_ANY is inapplicable as level for compilation
  60         WHITE_BOX.enqueueMethodForCompilation(method, COMP_LEVEL_ANY);
  61         checkNotCompiled();
  62 
  63         // not existing comp level
  64         WHITE_BOX.enqueueMethodForCompilation(method, 42);
  65         checkNotCompiled();
  66 
  67         compile();
  68         checkCompiled();
  69 
  70         int compLevel = getCompLevel();
  71         int bci = WHITE_BOX.getMethodEntryBci(method);
  72         deoptimize();
  73         checkNotCompiled();
  74         WHITE_BOX.clearMethodState(method);
  75 
  76         WHITE_BOX.enqueueMethodForCompilation(method, compLevel, bci);
  77         checkCompiled();
  78         deoptimize();
  79         checkNotCompiled();
  80 
  81         compile();
  82         checkCompiled();
  83         deoptimize();
  84         checkNotCompiled();
  85     }
  86 }
--- EOF ---