/*
* This file is part of the Jikes RVM project (http://jikesrvm.org).
*
* This file is licensed to You under the Eclipse Public License (EPL);
* 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/eclipse-1.0.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 { }