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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/frame/FrameSlotKind.java @ 19307:16a2ea2078bc

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Truffle: simplify alignPrimitive
author Andreas Woess <andreas.woess@oracle.com>
date Wed, 11 Feb 2015 14:03:06 +0100
parents 8db6e76cb658
children 5b2589732c45
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cd1a1d92b3e3 Frame API: Introduce FrameSlotKind.
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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494b818b527c Adding "Classpath" exception to the classes in the com.oracle.truffle.api and the com.oracle.truffle.api.dsl package.
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7 * published by the Free Software Foundation. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
cd1a1d92b3e3 Frame API: Introduce FrameSlotKind.
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api.frame;
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26
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27 import java.nio.*;
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28
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29 public enum FrameSlotKind {
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30 Object(0),
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31 Illegal(0),
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32 Long(0),
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33 Int(0),
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34 Double(0),
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35 Float(0),
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36 Boolean(3),
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37 Byte(3);
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38
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39 private final int byteOffset;
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40
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41 private FrameSlotKind(int bigEndianByteOffset) {
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42 this.byteOffset = ByteOrder.nativeOrder() == ByteOrder.BIG_ENDIAN ? bigEndianByteOffset : 0;
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43 }
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44
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45 public int getByteOffset() {
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46 return byteOffset;
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47 }
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48 }