|
1 /* |
|
2 * Copyright (c) 1998, 2016, 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 #include "precompiled.hpp" |
|
26 #include "oops/compiledICHolder.hpp" |
|
27 #include "oops/klass.hpp" |
|
28 #include "oops/method.hpp" |
|
29 #include "runtime/atomic.hpp" |
|
30 |
|
31 volatile int CompiledICHolder::_live_count; |
|
32 volatile int CompiledICHolder::_live_not_claimed_count; |
|
33 |
|
34 |
|
35 CompiledICHolder::CompiledICHolder(Method* method, Klass* klass) |
|
36 : _holder_method(method), _holder_klass(klass) { |
|
37 #ifdef ASSERT |
|
38 Atomic::inc(&_live_count); |
|
39 Atomic::inc(&_live_not_claimed_count); |
|
40 #endif // ASSERT |
|
41 } |
|
42 |
|
43 #ifdef ASSERT |
|
44 CompiledICHolder::~CompiledICHolder() { |
|
45 assert(_live_count > 0, "underflow"); |
|
46 Atomic::dec(&_live_count); |
|
47 } |
|
48 #endif // ASSERT |
|
49 |
|
50 // Printing |
|
51 |
|
52 void CompiledICHolder::print_on(outputStream* st) const { |
|
53 st->print("%s", internal_name()); |
|
54 st->print(" - method: "); holder_method()->print_value_on(st); st->cr(); |
|
55 st->print(" - klass: "); holder_klass()->print_value_on(st); st->cr(); |
|
56 } |
|
57 |
|
58 void CompiledICHolder::print_value_on(outputStream* st) const { |
|
59 st->print("%s", internal_name()); |
|
60 } |
|
61 |
|
62 |
|
63 // Verification |
|
64 |
|
65 void CompiledICHolder::verify_on(outputStream* st) { |
|
66 guarantee(holder_method()->is_method(), "should be method"); |
|
67 guarantee(holder_klass()->is_klass(), "should be klass"); |
|
68 } |
|
69 |
|
70 #ifdef ASSERT |
|
71 |
|
72 void CompiledICHolder::claim() { |
|
73 Atomic::dec(&_live_not_claimed_count); |
|
74 } |
|
75 |
|
76 #endif // ASSERT |