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comparison test/compiler/profiling/TestMethodHandleInvokesIntrinsic.java @ 17925:45e59fae8f2b

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8041481: JVM crashes with collect_args_for_profiling Summary: method handle call to c1 intrinsic tries to profile popped argument Reviewed-by: kvn, twisti
author roland
date Fri, 25 Apr 2014 09:22:16 +0200
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17923:a062c3691003 17925:45e59fae8f2b
1 /*
2 * Copyright (c) 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
26 * @bug 8041458
27 * @summary profiling of arguments in C1 at MethodHandle invoke of intrinsic tries to profile popped argument.
28 * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:TieredStopAtLevel=3 TestMethodHandleInvokesIntrinsic
29 *
30 */
31
32 import java.lang.invoke.*;
33
34 public class TestMethodHandleInvokesIntrinsic {
35
36 static final MethodHandle mh_nanoTime;
37 static final MethodHandle mh_getClass;
38 static {
39 MethodHandles.Lookup lookup = MethodHandles.lookup();
40 MethodType mt = MethodType.methodType(long.class);
41 MethodHandle MH = null;
42 try {
43 MH = lookup.findStatic(System.class, "nanoTime", mt);
44 } catch(NoSuchMethodException nsme) {
45 nsme.printStackTrace();
46 throw new RuntimeException("TEST FAILED", nsme);
47 } catch(IllegalAccessException iae) {
48 iae.printStackTrace();
49 throw new RuntimeException("TEST FAILED", iae);
50 }
51 mh_nanoTime = MH;
52
53 mt = MethodType.methodType(Class.class);
54 MH = null;
55 try {
56 MH = lookup.findVirtual(Object.class, "getClass", mt);
57 } catch(NoSuchMethodException nsme) {
58 nsme.printStackTrace();
59 throw new RuntimeException("TEST FAILED", nsme);
60 } catch(IllegalAccessException iae) {
61 iae.printStackTrace();
62 throw new RuntimeException("TEST FAILED", iae);
63 }
64 mh_getClass = MH;
65 }
66
67 static long m1() throws Throwable {
68 return (long)mh_nanoTime.invokeExact();
69 }
70
71 static Class m2(Object o) throws Throwable {
72 return (Class)mh_getClass.invokeExact(o);
73 }
74
75 static public void main(String[] args) {
76 try {
77 for (int i = 0; i < 20000; i++) {
78 m1();
79 }
80 TestMethodHandleInvokesIntrinsic o = new TestMethodHandleInvokesIntrinsic();
81 for (int i = 0; i < 20000; i++) {
82 m2(o);
83 }
84 } catch(Throwable t) {
85 System.out.println("Unexpected exception");
86 t.printStackTrace();
87 throw new RuntimeException("TEST FAILED", t);
88 }
89
90 System.out.println("TEST PASSED");
91 }
92 }