001/*
002 *  This file is part of the Jikes RVM project (http://jikesrvm.org).
003 *
004 *  This file is licensed to You under the Eclipse Public License (EPL);
005 *  You may not use this file except in compliance with the License. You
006 *  may obtain a copy of the License at
007 *
008 *      http://www.opensource.org/licenses/eclipse-1.0.php
009 *
010 *  See the COPYRIGHT.txt file distributed with this work for information
011 *  regarding copyright ownership.
012 */
013package org.mmtk.plan.semispace.usePrimitiveWriteBarriers;
014
015import org.mmtk.plan.semispace.SSConstraints;
016import org.vmmagic.pragma.*;
017
018/**
019 * UsePrimitiveWriteBarriers common constants.
020 */
021@Uninterruptible
022public class UsePrimitiveWriteBarriersConstraints extends SSConstraints {
023
024  @Override
025  public boolean needsBooleanWriteBarrier() {
026    return true;
027  }
028
029  @Override
030  public boolean booleanBulkCopySupported() {
031    return true;
032  }
033
034  @Override
035  public boolean needsByteWriteBarrier() {
036    return true;
037  }
038
039  @Override
040  public boolean byteBulkCopySupported() {
041    return true;
042  }
043
044  @Override
045  public boolean needsCharWriteBarrier() {
046    return true;
047  }
048
049  @Override
050  public boolean charBulkCopySupported() {
051    return true;
052  }
053
054  @Override
055  public boolean needsShortWriteBarrier() {
056    return true;
057  }
058
059  @Override
060  public boolean shortBulkCopySupported() {
061    return true;
062  }
063
064  @Override
065  public boolean needsIntWriteBarrier() {
066    return true;
067  }
068
069  @Override
070  public boolean intBulkCopySupported() {
071    return true;
072  }
073
074  @Override
075  public boolean needsLongWriteBarrier() {
076    return true;
077  }
078
079  @Override
080  public boolean longBulkCopySupported() {
081    return true;
082  }
083
084  @Override
085  public boolean needsFloatWriteBarrier() {
086    return true;
087  }
088
089  @Override
090  public boolean floatBulkCopySupported() {
091    return true;
092  }
093
094  @Override
095  public boolean needsDoubleWriteBarrier() {
096    return true;
097  }
098
099  @Override
100  public boolean doubleBulkCopySupported() {
101    return true;
102  }
103
104  @Override
105  public boolean needsWordWriteBarrier() {
106    return true;
107  }
108
109  @Override
110  public boolean needsAddressWriteBarrier() {
111    return true;
112  }
113
114  @Override
115  public boolean needsExtentWriteBarrier() {
116    return true;
117  }
118
119  @Override
120  public boolean needsOffsetWriteBarrier() {
121    return true;
122  }
123
124}