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annotate graal/com.oracle.truffle.codegen.processor/src/com/oracle/truffle/codegen/processor/node/SpecializationData.java @ 8256:4dc7034317ec

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Cleanup.
author Christian Humer <christian.humer@gmail.com>
date Wed, 13 Mar 2013 20:04:42 +0100
parents 0905d796944a
children 89006c76f737
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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 java.util.*;
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26
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27 import com.oracle.truffle.api.codegen.*;
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28 import com.oracle.truffle.codegen.processor.*;
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29 import com.oracle.truffle.codegen.processor.template.*;
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30
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31 public class SpecializationData extends TemplateMethod {
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32
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33 private final int order;
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34 private final boolean generic;
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35 private final boolean uninitialized;
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36 private final List<SpecializationThrowsData> exceptions;
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37 private List<SpecializationGuardData> guards;
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38 private List<ShortCircuitData> shortCircuits;
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39 private boolean useSpecializationsForGeneric = true;
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40 private NodeData node;
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41
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42 public SpecializationData(TemplateMethod template, int order, List<SpecializationThrowsData> exceptions) {
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43 super(template);
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44 this.order = order;
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45 this.generic = false;
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46 this.uninitialized = false;
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47 this.exceptions = exceptions;
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48
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49 for (SpecializationThrowsData exception : exceptions) {
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50 exception.setSpecialization(this);
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51 }
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52 }
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53
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54 public SpecializationData(TemplateMethod template, boolean generic, boolean uninitialized) {
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55 super(template);
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56 this.order = Specialization.DEFAULT_ORDER;
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57 this.generic = generic;
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58 this.uninitialized = uninitialized;
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59 this.exceptions = Collections.emptyList();
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60 this.guards = new ArrayList<>();
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61 }
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62
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63 @Override
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64 protected List<MessageContainer> findChildContainers() {
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65 List<MessageContainer> sinks = new ArrayList<>();
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66 if (exceptions != null) {
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67 sinks.addAll(exceptions);
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68 }
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69 if (guards != null) {
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70 sinks.addAll(guards);
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71 }
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72 return sinks;
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73 }
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74
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75 public boolean hasRewrite(ProcessorContext context) {
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76 if (!getExceptions().isEmpty()) {
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77 return true;
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78 }
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79 if (!getGuards().isEmpty()) {
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80 return true;
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81 }
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82 for (ActualParameter parameter : getParameters()) {
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83 NodeFieldData field = getNode().findField(parameter.getSpecification().getName());
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84 if (field == null) {
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85 continue;
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86 }
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87 ExecutableTypeData type = field.getNodeData().findExecutableType(parameter.getActualTypeData(field.getNodeData().getTypeSystem()));
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88 if (type.hasUnexpectedValue(context)) {
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89 return true;
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90 }
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91 }
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92 return false;
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93 }
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94
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95 public NodeData getNode() {
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96 return node;
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97 }
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98
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99 public void setNode(NodeData node) {
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100 this.node = node;
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101 }
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102
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103 public void setGuards(List<SpecializationGuardData> guards) {
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104 this.guards = guards;
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105 }
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106
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107 public int getOrder() {
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108 return order;
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109 }
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110
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111 public boolean isGeneric() {
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112 return generic;
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113 }
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114
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115 public boolean isUninitialized() {
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116 return uninitialized;
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117 }
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118
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119 public List<SpecializationThrowsData> getExceptions() {
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120 return exceptions;
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121 }
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122
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123 public List<SpecializationGuardData> getGuards() {
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124 return guards;
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125 }
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126
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127 public void setShortCircuits(List<ShortCircuitData> shortCircuits) {
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128 this.shortCircuits = shortCircuits;
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129 }
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130
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131 public List<ShortCircuitData> getShortCircuits() {
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132 return shortCircuits;
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133 }
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134
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135 void setUseSpecializationsForGeneric(boolean useSpecializationsForGeneric) {
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136 this.useSpecializationsForGeneric = useSpecializationsForGeneric;
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137 }
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138
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139 public boolean isUseSpecializationsForGeneric() {
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140 return useSpecializationsForGeneric;
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141 }
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142
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143 public SpecializationData findNextSpecialization() {
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144 List<SpecializationData> specializations = node.getSpecializations();
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145 for (int i = 0; i < specializations.size() - 1; i++) {
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146 if (specializations.get(i) == this) {
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147 return specializations.get(i + 1);
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148 }
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149 }
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150 return null;
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151 }
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152
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153 public boolean hasDynamicGuards() {
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154 for (SpecializationGuardData guard : getGuards()) {
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155 if (guard.isOnExecution()) {
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156 return true;
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157 }
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158 }
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159 return false;
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160 }
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161
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162 }