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annotate graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/node/ShortCircuitData.java @ 7750:bdcb3cc47e16

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Generated nodes can now handle the case were a non generic execute methods does not throw an UVE. Optimized casting execute method generation.
author Christian Humer <christian.humer@gmail.com>
date Fri, 08 Feb 2013 15:59:43 +0100
parents 5e3d1a68664e
children 6b74ffe38183
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2012, 2012, 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.codegen.processor.node;
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24
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25 import com.oracle.truffle.codegen.processor.*;
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26 import com.oracle.truffle.codegen.processor.template.*;
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27
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28 public class ShortCircuitData extends TemplateMethod {
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29
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30 private ShortCircuitData genericShortCircuitMethod;
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31 private final String valueName;
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32
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33 public ShortCircuitData(TemplateMethod template, String valueName) {
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34 super(template);
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35 this.valueName = valueName;
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36 }
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37
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38 public String getValueName() {
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39 return valueName;
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40 }
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41
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42 public void setGenericShortCircuitMethod(ShortCircuitData genericShortCircuitMethod) {
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43 this.genericShortCircuitMethod = genericShortCircuitMethod;
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44 }
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45
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46 public boolean isGeneric() {
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47 return genericShortCircuitMethod == null;
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48 }
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49
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50 public ShortCircuitData getGeneric() {
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51 if (isGeneric()) {
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52 return this;
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53 } else {
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54 return genericShortCircuitMethod;
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55 }
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56 }
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57
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58 public boolean isCompatibleTo(SpecializationData specialization) {
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59 if (isGeneric() && specialization.isGeneric()) {
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60 return true;
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61 }
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62
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63 for (ActualParameter param : getParameters()) {
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64 ParameterSpec paramSpec = param.getSpecification();
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65 ActualParameter specializationParam = specialization.findParameter(paramSpec.getName());
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66 if (!Utils.typeEquals(param.getActualType(), specializationParam.getActualType())) {
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67 return false;
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68 }
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69 }
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70 return true;
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71 }
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72 }