Mercurial > hg > truffle
view graal/com.oracle.jvmci.meta/src/com/oracle/jvmci/meta/AbstractValue.java @ 21643:2081f8f294fe
Fixed some javadoc
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
---|---|
date | Mon, 01 Jun 2015 11:49:57 -0700 |
parents | 48c1ebd24120 |
children | 26774dc3a5e7 |
line wrap: on
line source
/* * Copyright (c) 2009, 2014, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.jvmci.meta; /** * Abstract base class for values. */ public abstract class AbstractValue implements Value, KindProvider { public static final AllocatableValue ILLEGAL = Value.ILLEGAL; private final Kind kind; private final LIRKind lirKind; /** * Initializes a new value of the specified kind. * * @param lirKind the kind */ protected AbstractValue(LIRKind lirKind) { this.lirKind = lirKind; if (getPlatformKind() instanceof Kind) { this.kind = (Kind) getPlatformKind(); } else { this.kind = Kind.Illegal; } } /** * Returns a String representation of the kind, which should be the end of all * {@link #toString()} implementation of subclasses. */ protected final String getKindSuffix() { return "|" + getKind().getTypeChar(); } /** * Returns the kind of this value. */ public final Kind getKind() { return kind; } public final LIRKind getLIRKind() { return lirKind; } /** * Returns the platform specific kind used to store this value. */ public final PlatformKind getPlatformKind() { return lirKind.getPlatformKind(); } @Override public int hashCode() { return 41 + lirKind.hashCode(); } @Override public boolean equals(Object obj) { if (obj instanceof AbstractValue) { AbstractValue that = (AbstractValue) obj; return kind.equals(that.kind) && lirKind.equals(that.lirKind); } return false; } /** * Checks if this value is identical to {@code other}. * * Warning: Use with caution! Usually equivalence {@link #equals(Object)} is sufficient and * should be used. */ @ExcludeFromIdentityComparisonVerification public final boolean identityEquals(AbstractValue other) { return this == other; } }