Mercurial > hg > truffle
annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/expression/SLFunctionLiteralNode.java @ 20953:c0455554d45b
SL: some minor simplifications.
author | Christian Humer <christian.humer@gmail.com> |
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date | Tue, 14 Apr 2015 15:16:14 +0200 |
parents | abe7128ca473 |
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Refactoring and cleanup of Simple Language (more to come soon)
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1 /* |
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2 * Copyright (c) 2012, 2014, 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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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.oracle.truffle.sl.nodes.expression; |
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24 |
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25 import com.oracle.truffle.api.*; |
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26 import com.oracle.truffle.api.frame.*; |
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27 import com.oracle.truffle.api.nodes.*; |
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28 import com.oracle.truffle.api.source.*; |
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29 import com.oracle.truffle.sl.nodes.*; |
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30 import com.oracle.truffle.sl.runtime.*; |
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31 |
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32 /** |
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33 * Constant literal for a {@link SLFunction function} value, created when a function name occurs as |
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34 * a literal in SL source code. Note that function redefinition can change the {@link CallTarget |
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35 * call target} that is executed when calling the function, but the {@link SLFunction} for a name |
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36 * never changes. This is guaranteed by the {@link SLFunctionRegistry}. |
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37 */ |
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38 @NodeInfo(shortName = "func") |
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39 public final class SLFunctionLiteralNode extends SLExpressionNode { |
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40 |
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41 private final SLFunction value; |
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42 |
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43 public SLFunctionLiteralNode(SourceSection src, SLFunction value) { |
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44 super(src); |
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45 this.value = value; |
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46 } |
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47 |
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48 @Override |
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49 public SLFunction executeGeneric(VirtualFrame frame) { |
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50 return value; |
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51 } |
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52 } |