| /* |
| * This file is part of the Jikes RVM project (http://jikesrvm.org). |
| * |
| * This file is licensed to You under the Common Public License (CPL); |
| * You may not use this file except in compliance with the License. You |
| * may obtain a copy of the License at |
| * |
| * http://www.opensource.org/licenses/cpl1.0.php |
| * |
| * See the COPYRIGHT.txt file distributed with this work for information |
| * regarding copyright ownership. |
| */ |
| package org.vmmagic.pragma; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.Target; |
| import java.lang.annotation.RetentionPolicy; |
| import java.lang.annotation.ElementType; |
| |
| /** |
| * Use this annotation to mark fields that are read without the knowledge of the |
| * memory management system. This means that barriers are not triggered and |
| * the reference is also not traced by the garbage collector. |
| * |
| * As annotations are loaded at class resolution time, fields marked with this |
| * annotation must be private so that no unresolved accesses are compiled to them with |
| * barriers. |
| */ |
| @Retention(RetentionPolicy.RUNTIME) |
| @Target(ElementType.FIELD) |
| public @interface Untraced { } |