Mercurial > hg > truffle
view graal/com.oracle.graal.api.meta/src/com/oracle/graal/api/meta/Value.java @ 18163:c88ab4f1f04a
re-enabled Checkstyle with the release of 6.0 that supports Java 8; fixed existing Checkstyle warnings
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 24 Oct 2014 16:18:10 +0200 |
parents | 9a804ec7f707 |
children | ef357effbda7 |
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/* * 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.graal.api.meta; /** * Abstract base class for values manipulated by the compiler. All values have a {@linkplain Kind * kind} and are immutable. */ public interface Value extends KindProvider { @SuppressWarnings("serial") AllocatableValue ILLEGAL = new AllocatableValue(LIRKind.Illegal) { @Override public String toString() { return "-"; } }; /** * Returns a String representation of the kind, which should be the end of all * {@link #toString()} implementation of subclasses. */ default String getKindSuffix() { return "|" + getKind().getTypeChar(); } /** * Returns the kind of this value. */ Kind getKind(); LIRKind getLIRKind(); /** * Returns the platform specific kind used to store this value. */ PlatformKind getPlatformKind(); /** * 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 default boolean identityEquals(Value other) { return this == other; } }