Mercurial > hg > graal-jvmci-8
annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/MetaspaceWrapperObject.java @ 23789:0cb263db490f
use MethodParameters attribute instead of depending on -g option for sanity checks (JDK-8168915)
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Fri, 04 Nov 2016 14:22:47 +0100 |
parents | eb166b568645 |
children |
rev | line source |
---|---|
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
1 /* |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
2 * Copyright (c) 2015, 2015, Oracle and/or its affiliates. All rights reserved. |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
4 * |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
8 * |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
13 * accompanied this code). |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
14 * |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
18 * |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
21 * questions. |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
22 */ |
22672
1bbd4a7c274b
Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22590
diff
changeset
|
23 package jdk.vm.ci.hotspot; |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
24 |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
25 /** |
23677 | 26 * A tag interface indicating that this type is a wrapper around a HotSpot metaspace object that |
27 * requires GC interaction to keep alive. | |
22455
7ad03bf3d4a9
renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents:
22454
diff
changeset
|
28 * |
7ad03bf3d4a9
renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents:
22454
diff
changeset
|
29 * It would preferable if this were the base class containing the pointer but that would require |
7ad03bf3d4a9
renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents:
22454
diff
changeset
|
30 * mixins since most of the wrapper types have complex supertype hierarchies. |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
31 */ |
22590
3f6488b29c1a
Remove rawValue from HotSpotMetaspaceConstantImpl, patch raw pointer at code installation time.
Roland Schatz <roland.schatz@oracle.com>
parents:
22455
diff
changeset
|
32 interface MetaspaceWrapperObject { |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
33 |
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
34 long getMetaspacePointer(); |
23677 | 35 |
36 /** | |
37 * Check if this object is properly registered for metadata tracking. All classes which | |
38 * implement this interface must be registered with the | |
39 * {@link HotSpotJVMCIMetaAccessContext#add} unless they are kept alive through other means. | |
40 * Currently the only type which doesn't require explicit registration is | |
41 * {@link HotSpotResolvedObjectTypeImpl} since it's kept alive by references to the | |
42 * {@link Class}. | |
43 * | |
44 * @return true if this object is properly registered for meta data tracking. | |
45 */ | |
46 default boolean isRegistered() { | |
47 return HotSpotJVMCIRuntime.runtime().metaAccessContext.isRegistered(this); | |
48 } | |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
diff
changeset
|
49 } |