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annotate graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/node/SpecializationGroup.java @ 12401:85dcc7f59c34

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Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
author Christian Humer <christian.humer@gmail.com>
date Mon, 14 Oct 2013 15:44:18 +0200
parents d6a5ab791b0d
children 25ecb47a6d0e
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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.dsl.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 javax.lang.model.type.*;
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28
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29 import com.oracle.truffle.dsl.processor.*;
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30 import com.oracle.truffle.dsl.processor.template.*;
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31 import com.oracle.truffle.dsl.processor.template.TemplateMethod.Signature;
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32 import com.oracle.truffle.dsl.processor.typesystem.*;
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33
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34 /**
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35 * Class creates groups of specializations to optimize the layout of generated executeAndSpecialize
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36 * and generic execute methods.
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37 */
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38 public final class SpecializationGroup {
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39
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40 private final List<String> assumptions;
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41 private final List<TypeGuard> typeGuards;
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42 private final List<GuardData> guards;
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43
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44 private final NodeData node;
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45 private final SpecializationData specialization;
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46 private final List<SpecializationGroup> children = new ArrayList<>();
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47
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48 private SpecializationGroup parent;
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49
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50 private SpecializationGroup(SpecializationData data) {
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51 this.node = data.getNode();
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52 this.assumptions = new ArrayList<>();
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53 this.typeGuards = new ArrayList<>();
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54 this.guards = new ArrayList<>();
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55 this.specialization = data;
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56
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57 this.assumptions.addAll(data.getAssumptions());
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58 Signature sig = data.getSignature();
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59 for (int i = 1; i < sig.size(); i++) {
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60 typeGuards.add(new TypeGuard(sig.get(i), i - 1));
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61 }
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62 this.guards.addAll(data.getGuards());
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63 }
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64
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65 public SpecializationGroup(List<SpecializationGroup> children, List<String> assumptionMatches, List<TypeGuard> typeGuardsMatches, List<GuardData> guardMatches) {
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66 assert !children.isEmpty() : "children must not be empty";
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67 this.assumptions = assumptionMatches;
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68 this.typeGuards = typeGuardsMatches;
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69 this.guards = guardMatches;
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70 this.node = children.get(0).node;
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71 this.specialization = null;
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72 updateChildren(children);
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73 }
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74
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75 public List<TypeGuard> getAllGuards() {
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76 List<TypeGuard> collectedGuards = new ArrayList<>();
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77 collectedGuards.addAll(typeGuards);
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78 if (parent != null) {
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79 collectedGuards.addAll(parent.getAllGuards());
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80 }
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81 return collectedGuards;
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82 }
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83
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84 public TypeGuard findTypeGuard(int signatureIndex) {
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85 for (TypeGuard guard : typeGuards) {
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86 if (guard.getSignatureIndex() == signatureIndex) {
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87 return guard;
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88 }
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89 }
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90 return null;
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91 }
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92
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93 public List<GuardData> findElseConnectableGuards(boolean minimumStateCheck) {
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94 if (minimumStateCheck) {
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95 /*
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96 * TODO investigate further if we really cannot else connect guards if minimum state is
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97 * required
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98 */
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99 return Collections.emptyList();
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100 }
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101 if (!getTypeGuards().isEmpty() || !getAssumptions().isEmpty()) {
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102 return Collections.emptyList();
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103 }
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104
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105 if (getGuards().isEmpty()) {
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106 return Collections.emptyList();
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107 }
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108
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109 List<GuardData> elseConnectableGuards = new ArrayList<>();
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110 int guardIndex = 0;
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111 while (guardIndex < getGuards().size() && findNegatedGuardInPrevious(getGuards().get(guardIndex), minimumStateCheck) != null) {
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112 elseConnectableGuards.add(getGuards().get(guardIndex));
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113 guardIndex++;
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114 }
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115
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116 return elseConnectableGuards;
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117 }
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118
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119 private GuardData findNegatedGuardInPrevious(GuardData guard, boolean minimumStateCheck) {
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120 SpecializationGroup previous = this.getPreviousGroup();
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121 if (previous == null) {
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122 return null;
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123 }
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124 List<GuardData> elseConnectedGuards = previous.findElseConnectableGuards(minimumStateCheck);
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parents: 11201
diff changeset
125
11481
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parents: 11471
diff changeset
126 if (previous == null || previous.getGuards().size() != elseConnectedGuards.size() + 1) {
a317acdd5f2c Truffle-DSL: fixed a bug in else connections of generic generated methods.
Christian Humer <christian.humer@gmail.com>
parents: 11471
diff changeset
127 return null;
a317acdd5f2c Truffle-DSL: fixed a bug in else connections of generic generated methods.
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parents: 11471
diff changeset
128 }
11507
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parents: 11481
diff changeset
129
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85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
130 /* Guard is else branch can be connected in previous specialization. */
11507
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diff changeset
131 if (elseConnectedGuards.contains(guard)) {
d6a5ab791b0d Truffle-DSL: fixed a bug in grouping of abstract guards.
Christian Humer <christian.humer@gmail.com>
parents: 11481
diff changeset
132 return guard;
d6a5ab791b0d Truffle-DSL: fixed a bug in grouping of abstract guards.
Christian Humer <christian.humer@gmail.com>
parents: 11481
diff changeset
133 }
d6a5ab791b0d Truffle-DSL: fixed a bug in grouping of abstract guards.
Christian Humer <christian.humer@gmail.com>
parents: 11481
diff changeset
134
11481
a317acdd5f2c Truffle-DSL: fixed a bug in else connections of generic generated methods.
Christian Humer <christian.humer@gmail.com>
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diff changeset
135 GuardData previousGuard = previous.getGuards().get(elseConnectedGuards.size());
a317acdd5f2c Truffle-DSL: fixed a bug in else connections of generic generated methods.
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parents: 11471
diff changeset
136 if (guard.getMethod().equals(previousGuard.getMethod()) && guard.isNegated() != previousGuard.isNegated()) {
a317acdd5f2c Truffle-DSL: fixed a bug in else connections of generic generated methods.
Christian Humer <christian.humer@gmail.com>
parents: 11471
diff changeset
137 return guard;
11201
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parents: 11195
diff changeset
138 }
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
139 return null;
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
140 }
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
141
11195
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parents:
diff changeset
142 private void updateChildren(List<SpecializationGroup> childs) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
143 if (!children.isEmpty()) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
144 children.clear();
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
145 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
146 this.children.addAll(childs);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
147 for (SpecializationGroup child : childs) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
148 child.parent = this;
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Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
149 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
150 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
151
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
152 public SpecializationGroup getParent() {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
153 return parent;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
154 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
155
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
156 public List<String> getAssumptions() {
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Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
157 return assumptions;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
158 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
159
11201
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diff changeset
160 public List<TypeGuard> getTypeGuards() {
11195
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parents:
diff changeset
161 return typeGuards;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
162 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
163
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
164 public List<GuardData> getGuards() {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
165 return guards;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
166 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
167
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
168 public List<SpecializationGroup> getChildren() {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
169 return children;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
170 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
171
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
172 public SpecializationData getSpecialization() {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
173 return specialization;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
174 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
175
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
176 private static SpecializationGroup combine(List<SpecializationGroup> groups) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
177 if (groups.isEmpty()) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
178 throw new IllegalArgumentException("empty combinations");
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
179 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
180 if (groups.size() == 1) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
181 return null;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
182 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
183
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
184 List<String> assumptionMatches = new ArrayList<>();
11201
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diff changeset
185 List<TypeGuard> typeGuardsMatches = new ArrayList<>();
11195
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parents:
diff changeset
186 List<GuardData> guardMatches = new ArrayList<>();
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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parents:
diff changeset
187
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
188 SpecializationGroup first = groups.get(0);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
189 List<SpecializationGroup> others = groups.subList(1, groups.size());
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
190
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
191 outer: for (String assumption : first.assumptions) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
192 for (SpecializationGroup other : others) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
193 if (!other.assumptions.contains(assumption)) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
194 // assumptions can be combined unordered
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
195 continue outer;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
196 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
197 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
198 assumptionMatches.add(assumption);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
199 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
200
11201
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
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parents: 11195
diff changeset
201 outer: for (TypeGuard typeGuard : first.typeGuards) {
11195
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
202 for (SpecializationGroup other : others) {
11201
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
203 if (!other.typeGuards.contains(typeGuard)) {
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
204 // type guards can be combined unordered
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
205 continue outer;
11195
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
206 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
207 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
208 typeGuardsMatches.add(typeGuard);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
209 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
210
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
211 outer: for (GuardData guard : first.guards) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
212 for (SpecializationGroup other : others) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
213 if (!other.guards.contains(guard)) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
214 // we must break here. One guard may depend on the other.
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
215 break outer;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
216 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
217 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
218 guardMatches.add(guard);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
219 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
220
11442
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
221 // check for guards for required type casts
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
222 for (Iterator<GuardData> iterator = guardMatches.iterator(); iterator.hasNext();) {
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
223 GuardData guardMatch = iterator.next();
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
224
11471
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
225 int signatureIndex = 0;
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
226 for (ActualParameter parameter : guardMatch.getParameters()) {
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
227 signatureIndex++;
11507
d6a5ab791b0d Truffle-DSL: fixed a bug in grouping of abstract guards.
Christian Humer <christian.humer@gmail.com>
parents: 11481
diff changeset
228 if (!parameter.getSpecification().isSignature()) {
11471
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
229 continue;
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
230 }
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
231
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
232 TypeMirror guardType = parameter.getType();
11442
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
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parents: 11201
diff changeset
233
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
234 // object guards can be safely moved up
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
235 if (Utils.isObject(guardType)) {
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
236 continue;
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
237 }
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
238
11471
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
239 // generic guards can be safely moved up
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
240 SpecializationData generic = first.node.getGenericSpecialization();
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
241 if (generic != null) {
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
242 ActualParameter genericParameter = generic.findParameter(parameter.getLocalName());
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
243 if (genericParameter != null && Utils.typeEquals(genericParameter.getType(), guardType)) {
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
244 continue;
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
245 }
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
246 }
5d72a3f5a31d Truffle-DSL: fixed a bug in else connections for specialization grouping.
Christian Humer <christian.humer@gmail.com>
parents: 11443
diff changeset
247
11442
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
248 // signature index required for moving up guards
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
249 if (containsIndex(typeGuardsMatches, signatureIndex) || (first.getParent() != null && first.getParent().containsTypeGuardIndex(signatureIndex))) {
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
250 continue;
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
251 }
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
252
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
253 iterator.remove();
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
254 break;
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
255 }
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
Christian Humer <christian.humer@gmail.com>
parents: 11201
diff changeset
256 }
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
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diff changeset
257
11195
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Christian Humer <christian.humer@gmail.com>
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diff changeset
258 if (assumptionMatches.isEmpty() && typeGuardsMatches.isEmpty() && guardMatches.isEmpty()) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
259 return null;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
260 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
261
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
262 for (SpecializationGroup group : groups) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
263 group.assumptions.removeAll(assumptionMatches);
11201
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
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diff changeset
264 group.typeGuards.removeAll(typeGuardsMatches);
11195
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parents:
diff changeset
265 group.guards.removeAll(guardMatches);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
266 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
267
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
268 List<SpecializationGroup> newChildren = new ArrayList<>(groups);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
269 return new SpecializationGroup(newChildren, assumptionMatches, typeGuardsMatches, guardMatches);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
270 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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parents:
diff changeset
271
11442
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272 private boolean containsTypeGuardIndex(int index) {
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
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273 if (containsIndex(typeGuards, index)) {
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
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274 return true;
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
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diff changeset
275 }
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
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diff changeset
276 if (parent != null) {
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
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277 return parent.containsTypeGuardIndex(index);
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278 }
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279 return false;
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diff changeset
280 }
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281
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282 private static boolean containsIndex(List<TypeGuard> typeGuards, int signatureIndex) {
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283 for (TypeGuard guard : typeGuards) {
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284 if (guard.signatureIndex == signatureIndex) {
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285 return true;
2868b55001d4 Truffle-DSL: fixed specializationg grouping failed with guards using base types.
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286 }
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287 }
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288 return false;
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diff changeset
289 }
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290
11443
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parents: 11442
diff changeset
291 public static SpecializationGroup create(SpecializationData specialization) {
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292 return new SpecializationGroup(specialization);
b33783cbd8ce Truffle-DSL: refactored redundant guard generation code.
Christian Humer <christian.humer@gmail.com>
parents: 11442
diff changeset
293 }
b33783cbd8ce Truffle-DSL: refactored redundant guard generation code.
Christian Humer <christian.humer@gmail.com>
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diff changeset
294
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295 public static SpecializationGroup create(List<SpecializationData> specializations) {
11195
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296 List<SpecializationGroup> groups = new ArrayList<>();
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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parents:
diff changeset
297 for (SpecializationData specialization : specializations) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
298 groups.add(new SpecializationGroup(specialization));
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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parents:
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299 }
11201
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diff changeset
300 return new SpecializationGroup(createCombinationalGroups(groups), Collections.<String> emptyList(), Collections.<TypeGuard> emptyList(), Collections.<GuardData> emptyList());
11195
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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parents:
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301 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
302
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
303 @Override
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
304 public String toString() {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
305 return "SpecializationGroup [assumptions=" + assumptions + ", typeGuards=" + typeGuards + ", guards=" + guards + "]";
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
306 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
307
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
308 private static List<SpecializationGroup> createCombinationalGroups(List<SpecializationGroup> groups) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
309 if (groups.size() <= 1) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
310 return groups;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
311 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
312 List<SpecializationGroup> newGroups = new ArrayList<>();
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
313
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
314 int i = 0;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
315 for (i = 0; i < groups.size();) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
316 SpecializationGroup combined = null;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
317 for (int j = groups.size(); j > i + 1; j--) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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parents:
diff changeset
318 combined = combine(groups.subList(i, j));
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
319 if (combined != null) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
320 break;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
321 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
322 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
323 SpecializationGroup newGroup;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
324 if (combined == null) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
325 newGroup = groups.get(i);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
326 i++;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
327 } else {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
328 newGroup = combined;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
329 List<SpecializationGroup> originalGroups = new ArrayList<>(combined.children);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
330 combined.updateChildren(createCombinationalGroups(originalGroups));
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
331 i += originalGroups.size();
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
332 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
333
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
334 newGroups.add(newGroup);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
335
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
336 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
337
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
338 return newGroups;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
339 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
340
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
341 public SpecializationGroup getPreviousGroup() {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
342 if (parent == null || parent.children.isEmpty()) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
343 return null;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
344 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
345 int index = parent.children.indexOf(this);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
346 if (index <= 0) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
347 return null;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
348 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
349 return parent.children.get(index - 1);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
350 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
351
12401
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
352 public int getUncheckedSpecializationIndex() {
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
353 int groupMaxIndex = getMaxSpecializationIndex();
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
354
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
355 int genericIndex = node.getSpecializations().indexOf(node.getGenericSpecialization());
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
356 if (groupMaxIndex >= genericIndex) {
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
357 // no minimum state check for an generic index
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
358 groupMaxIndex = -1;
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
359 }
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
360
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
361 if (groupMaxIndex > -1) {
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
362 // no minimum state check if already checked by parent group
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
363 int parentMaxIndex = -1;
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
364 if (getParent() != null) {
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
365 parentMaxIndex = getParent().getMaxSpecializationIndex();
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
366 }
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
367 if (groupMaxIndex == parentMaxIndex) {
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
368 groupMaxIndex = -1;
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
369 }
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
370 }
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
371 return groupMaxIndex;
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
372 }
85dcc7f59c34 Truffle-DSL: fixed incorrect else guard connections for executeAndSpecialize.
Christian Humer <christian.humer@gmail.com>
parents: 11507
diff changeset
373
11195
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
374 public int getMaxSpecializationIndex() {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
375 if (specialization != null) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
376 return specialization.getNode().getSpecializations().indexOf(specialization);
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
377 } else {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
378 int max = Integer.MIN_VALUE;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
379 for (SpecializationGroup childGroup : getChildren()) {
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
380 max = Math.max(max, childGroup.getMaxSpecializationIndex());
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
381 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
382 return max;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
383 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
diff changeset
384 }
11201
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
385
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
386 public static final class TypeGuard {
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
387
7fc3e1fb3965 Truffle-DSL: specialization group fixes.
Christian Humer <christian.humer@gmail.com>
parents: 11195
diff changeset
388 private final int signatureIndex;
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389 private final TypeData type;
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390
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391 public TypeGuard(TypeData type, int signatureIndex) {
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392 this.type = type;
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393 this.signatureIndex = signatureIndex;
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394 }
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395
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396 @Override
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397 public int hashCode() {
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398 final int prime = 31;
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399 int result = 1;
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400 result = prime * result + signatureIndex;
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401 result = prime * result + type.hashCode();
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402 return result;
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403 }
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404
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405 @Override
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406 public boolean equals(Object obj) {
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407 if (this == obj) {
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408 return true;
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409 } else if (obj == null) {
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410 return false;
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411 } else if (getClass() != obj.getClass()) {
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412 return false;
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413 }
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414
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415 TypeGuard other = (TypeGuard) obj;
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416 if (signatureIndex != other.signatureIndex) {
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417 return false;
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418 } else if (!type.equals(other.type)) {
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419 return false;
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420 }
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421 return true;
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422 }
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423
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424 public int getSignatureIndex() {
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425 return signatureIndex;
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426 }
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427
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428 public TypeData getType() {
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429 return type;
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430 }
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431 }
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432 }