EnqueueMethodForCompilationTest.java revision 11098:927d84d0b391 
1/*
2 * Copyright (c) 2013, 2015, 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
24import compiler.whitebox.CompilerWhiteBoxTest;
25
26/*
27 * @test EnqueueMethodForCompilationTest
28 * @bug 8006683 8007288 8022832
29 * @library /testlibrary /test/lib /
30 * @modules java.base/jdk.internal.misc
31 * @modules java.management
32 * @build EnqueueMethodForCompilationTest
33 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
34 *                              sun.hotspot.WhiteBox$WhiteBoxPermission
35 * @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+PrintCompilation -XX:-UseCounterDecay EnqueueMethodForCompilationTest
36 * @summary testing of WB::enqueueMethodForCompilation()
37 * @author igor.ignatyev@oracle.com
38 */
39public class EnqueueMethodForCompilationTest extends CompilerWhiteBoxTest {
40
41    public static void main(String[] args) throws Exception {
42        String directive =
43                "[{ match:\"*SimpleTestCaseHelper.*\", BackgroundCompilation: false }, " +
44                " { match:\"*.*\", inline:\"-*SimpleTestCaseHelper.*\"}]";
45        if (WHITE_BOX.addCompilerDirective(directive) != 2) {
46            throw new RuntimeException("Could not add directive");
47        }
48        try {
49            CompilerWhiteBoxTest.main(EnqueueMethodForCompilationTest::new, args);
50        } finally {
51            WHITE_BOX.removeCompilerDirective(2);
52        }
53    }
54
55    private EnqueueMethodForCompilationTest(TestCase testCase) {
56        super(testCase);
57        // to prevent inlining of #method
58        WHITE_BOX.testSetDontInlineMethod(method, true);
59    }
60
61    @Override
62    protected void test() throws Exception {
63        checkNotCompiled();
64
65        // method can not be compiled on level 'none'
66        WHITE_BOX.enqueueMethodForCompilation(method, COMP_LEVEL_NONE);
67        if (isCompilable(COMP_LEVEL_NONE)) {
68            throw new RuntimeException(method
69                    + " is compilable at level COMP_LEVEL_NONE");
70        }
71        checkNotCompiled();
72
73        // COMP_LEVEL_ANY is inapplicable as level for compilation
74        WHITE_BOX.enqueueMethodForCompilation(method, COMP_LEVEL_ANY);
75        checkNotCompiled();
76
77        // not existing comp level
78        WHITE_BOX.enqueueMethodForCompilation(method, 42);
79        checkNotCompiled();
80
81        compile();
82        checkCompiled();
83
84        int compLevel = getCompLevel();
85        int bci = WHITE_BOX.getMethodEntryBci(method);
86        deoptimize();
87        checkNotCompiled();
88        WHITE_BOX.clearMethodState(method);
89
90        if (!WHITE_BOX.enqueueMethodForCompilation(method, compLevel, bci)) {
91           throw new RuntimeException(method
92                    + " could not be enqueued for compilation");
93        }
94        checkCompiled();
95        deoptimize();
96        checkNotCompiled();
97
98        compile();
99        checkCompiled();
100        deoptimize();
101        checkNotCompiled();
102    }
103}
104