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annotate graal/com.oracle.graal.graph/src/com/oracle/graal/graph/Graph.java @ 11540:601755e6848b

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Allow getting modCount fo deleted nodes
author Gilles Duboscq <duboscq@ssw.jku.at>
date Fri, 06 Sep 2013 15:28:53 +0200
parents 8f500c7a510a
children 8d52ef9ab876
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1 /*
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2 * Copyright (c) 2011, 2011, 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.graal.graph;
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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.graal.graph.GraphEvent.NodeEvent;
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28 import com.oracle.graal.graph.Node.IterableNodeType;
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29 import com.oracle.graal.graph.Node.ValueNumberable;
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30 import com.oracle.graal.graph.iterators.*;
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31
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32 /**
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33 * This class is a graph container, it contains the set of nodes that belong to this graph.
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34 */
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35 public class Graph {
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36
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37 public final String name;
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38
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39 private static final boolean TIME_TRAVEL = false;
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40
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41 private final ArrayList<Node> nodes;
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42
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43 /**
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44 * Records the modification count for nodes. This is only used in assertions.
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45 */
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46 private int[] nodeModCounts;
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47
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48 /**
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49 * Records the modification count for nodes' usage lists. This is only used in assertions.
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50 */
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51 private int[] nodeUsageModCounts;
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52
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53 // these two arrays contain one entry for each NodeClass, indexed by NodeClass.iterableId.
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54 // they contain the first and last pointer to a linked list of all nodes with this type.
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55 private final ArrayList<Node> nodeCacheFirst;
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56 private final ArrayList<Node> nodeCacheLast;
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57 private int deletedNodeCount;
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58 private GraphEventLog eventLog;
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59
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60 NodeChangedListener inputChanged;
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61 NodeChangedListener usagesDroppedZero;
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62 private final HashMap<CacheEntry, Node> cachedNodes = new HashMap<>();
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63
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64 private static final class CacheEntry {
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65
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66 private final Node node;
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67
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68 public CacheEntry(Node node) {
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69 this.node = node;
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70 }
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71
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72 @Override
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73 public int hashCode() {
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74 return node.getNodeClass().valueNumber(node);
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75 }
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76
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77 @Override
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78 public boolean equals(Object obj) {
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79 if (obj == this) {
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80 return true;
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81 }
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82 if (obj instanceof CacheEntry) {
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83 CacheEntry other = (CacheEntry) obj;
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84 NodeClass nodeClass = node.getNodeClass();
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85 if (other.node.getNodeClass() == nodeClass) {
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86 return nodeClass.valueNumberable() && nodeClass.valueEqual(node, other.node) && nodeClass.edgesEqual(node, other.node);
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87 }
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88 }
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89 return false;
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90 }
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91 }
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92
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93 /**
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94 * Creates an empty Graph with no name.
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95 */
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96 public Graph() {
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97 this(null);
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98 }
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99
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100 static final boolean MODIFICATION_COUNTS_ENABLED = assertionsEnabled();
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101
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102 /**
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103 * Determines if assertions are enabled for the {@link Graph} class.
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104 */
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105 @SuppressWarnings("all")
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106 private static boolean assertionsEnabled() {
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107 boolean enabled = false;
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108 assert enabled = true;
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109 return enabled;
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110 }
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111
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112 /**
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113 * Creates an empty Graph with a given name.
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114 *
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115 * @param name the name of the graph, used for debugging purposes
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116 */
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117 public Graph(String name) {
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118 nodes = new ArrayList<>(32);
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119 nodeCacheFirst = new ArrayList<>(NodeClass.cacheSize());
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120 nodeCacheLast = new ArrayList<>(NodeClass.cacheSize());
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121 this.name = name;
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122 if (MODIFICATION_COUNTS_ENABLED) {
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123 nodeModCounts = new int[nodes.size()];
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124 nodeUsageModCounts = new int[nodes.size()];
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125 }
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126 }
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127
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128 int extractOriginalNodeId(Node node) {
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129 int id = node.id;
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130 if (id <= Node.DELETED_ID_START) {
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131 id = Node.DELETED_ID_START - id;
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132 }
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133 return id;
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134 }
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135
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136 int modCount(Node node) {
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137 int id = extractOriginalNodeId(node);
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138 if (id >= 0 && id < nodeModCounts.length) {
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139 return nodeModCounts[id];
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Doug Simon <doug.simon@oracle.com>
parents: 11437
diff changeset
140 }
dede53632f3e removed Node.modCount field (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11437
diff changeset
141 return 0;
dede53632f3e removed Node.modCount field (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11437
diff changeset
142 }
dede53632f3e removed Node.modCount field (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11437
diff changeset
143
dede53632f3e removed Node.modCount field (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11437
diff changeset
144 void incModCount(Node node) {
11540
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
145 int id = extractOriginalNodeId(node);
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
146 if (id >= 0) {
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
147 if (id >= nodeModCounts.length) {
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
148 nodeModCounts = Arrays.copyOf(nodeModCounts, id + 30);
11524
dede53632f3e removed Node.modCount field (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11437
diff changeset
149 }
11540
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
150 nodeModCounts[id]++;
11524
dede53632f3e removed Node.modCount field (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11437
diff changeset
151 } else {
dede53632f3e removed Node.modCount field (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11437
diff changeset
152 assert false;
dede53632f3e removed Node.modCount field (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11437
diff changeset
153 }
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
154 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
155
11528
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
156 int usageModCount(Node node) {
11540
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
157 int id = extractOriginalNodeId(node);
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
158 if (id >= 0 && id < nodeUsageModCounts.length) {
11528
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
159 return nodeUsageModCounts[node.id];
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
160 }
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
161 return 0;
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
162 }
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
163
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
164 void incUsageModCount(Node node) {
11540
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
165 int id = extractOriginalNodeId(node);
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
166 if (id >= 0) {
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
167 if (id >= nodeUsageModCounts.length) {
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
168 nodeUsageModCounts = Arrays.copyOf(nodeUsageModCounts, id + 30);
11528
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
169 }
11540
601755e6848b Allow getting modCount fo deleted nodes
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11528
diff changeset
170 nodeUsageModCounts[id]++;
11528
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
171 } else {
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
172 assert false;
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
173 }
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
174 }
8f500c7a510a inlined NodeUsageList into Node (GRAAL-452)
Doug Simon <doug.simon@oracle.com>
parents: 11524
diff changeset
175
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
176 /**
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
177 * Creates a copy of this graph.
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
178 */
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parents:
diff changeset
179 public Graph copy() {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
180 return copy(name);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
181 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
182
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
183 /**
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
184 * Creates a copy of this graph.
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
185 *
5711
4d7175cf3526 enabled Eclipse/JDT javadoc checking and fixed resulting warnings
Doug Simon <doug.simon@oracle.com>
parents: 5608
diff changeset
186 * @param newName the name of the copy, used for debugging purposes (can be null)
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
187 */
4142
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
188 public Graph copy(String newName) {
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
189 Graph copy = new Graph(newName);
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
190 Map<Node, Node> emptyMap = Collections.emptyMap();
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
191 copy.addDuplicates(getNodes(), emptyMap);
3733
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
192 return copy;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
193 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
194
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
195 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
196 public String toString() {
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parents:
diff changeset
197 return name == null ? super.toString() : "Graph " + name;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
198 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
199
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
200 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
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parents: 7332
diff changeset
201 * Gets the number of live nodes in this graph. That is the number of nodes which have been
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
202 * added to the graph minus the number of deleted nodes.
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
203 *
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
204 * @return the number of live nodes in this graph
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
205 */
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
206 public int getNodeCount() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
207 return nodes.size() - getDeletedNodeCount();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
208 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
209
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
210 /**
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
211 * Gets the number of node which have been deleted from this graph.
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
212 *
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
213 * @return the number of node which have been deleted from this graph
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
214 */
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
215 public int getDeletedNodeCount() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
216 return deletedNodeCount;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
217 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
218
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
219 /**
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
220 * Adds a new node to the graph.
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
221 *
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
222 * @param node the node to be added
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
223 * @return the node which was added to the graph
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
224 */
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
225 public <T extends Node> T add(T node) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
226 node.initialize(this);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
227 return node;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
228 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
229
9331
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
230 public interface NodeChangedListener {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
231
9331
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
232 void nodeChanged(Node node);
5419
3c16d338888e Merge Canonicalizer and GVN Phases
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5380
diff changeset
233 }
3c16d338888e Merge Canonicalizer and GVN Phases
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5380
diff changeset
234
9331
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
235 public void trackInputChange(NodeChangedListener inputChangedListener) {
11437
58b72cc17109 incremental canonicalization for PartialEscapePhase / EffectsPhase
Lukas Stadler <lukas.stadler@jku.at>
parents: 9445
diff changeset
236 assert this.inputChanged == null;
5419
3c16d338888e Merge Canonicalizer and GVN Phases
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5380
diff changeset
237 this.inputChanged = inputChangedListener;
4614
a3882fd1ae61 Make it possible to have multiple LoopEnds per LoopBegin
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 4411
diff changeset
238 }
a3882fd1ae61 Make it possible to have multiple LoopEnds per LoopBegin
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 4411
diff changeset
239
a3882fd1ae61 Make it possible to have multiple LoopEnds per LoopBegin
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 4411
diff changeset
240 public void stopTrackingInputChange() {
11437
58b72cc17109 incremental canonicalization for PartialEscapePhase / EffectsPhase
Lukas Stadler <lukas.stadler@jku.at>
parents: 9445
diff changeset
241 assert inputChanged != null;
4614
a3882fd1ae61 Make it possible to have multiple LoopEnds per LoopBegin
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 4411
diff changeset
242 inputChanged = null;
a3882fd1ae61 Make it possible to have multiple LoopEnds per LoopBegin
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 4411
diff changeset
243 }
a3882fd1ae61 Make it possible to have multiple LoopEnds per LoopBegin
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 4411
diff changeset
244
9331
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
245 public void trackUsagesDroppedZero(NodeChangedListener usagesDroppedZeroListener) {
11437
58b72cc17109 incremental canonicalization for PartialEscapePhase / EffectsPhase
Lukas Stadler <lukas.stadler@jku.at>
parents: 9445
diff changeset
246 assert this.usagesDroppedZero == null;
9331
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
247 this.usagesDroppedZero = usagesDroppedZeroListener;
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
248 }
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
249
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
250 public void stopTrackingUsagesDroppedZero() {
11437
58b72cc17109 incremental canonicalization for PartialEscapePhase / EffectsPhase
Lukas Stadler <lukas.stadler@jku.at>
parents: 9445
diff changeset
251 assert usagesDroppedZero != null;
9331
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
252 usagesDroppedZero = null;
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
253 }
199c77760850 Rename InputChangedListener => NodeChangedListener. Add event for usage count of a node dropping to 0.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 8327
diff changeset
254
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
255 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
256 * Adds a new node to the graph, if a <i>similar</i> node already exists in the graph, the
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
257 * provided node will not be added to the graph but the <i>similar</i> node will be returned
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
258 * instead.
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
259 *
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
260 * @param node
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
261 * @return the node which was added to the graph or a <i>similar</i> which was already in the
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
262 * graph.
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
263 */
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
264 @SuppressWarnings("unchecked")
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
265 public <T extends Node & ValueNumberable> T unique(T node) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
266 assert checkValueNumberable(node);
4646
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
267
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
268 for (Node input : node.inputs()) {
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
269 if (input != null) {
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
270 for (Node usage : input.usages()) {
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
271 if (usage != node && node.getNodeClass().valueEqual(node, usage) && node.getNodeClass().edgesEqual(node, usage)) {
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
272 return (T) usage;
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
273 }
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
274 }
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
275 return add(node);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
276 }
4646
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
277 }
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
278 Node cachedNode = cachedNodes.get(new CacheEntry(node));
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
279 if (cachedNode != null && cachedNode.isAlive()) {
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
280 return (T) cachedNode;
3733
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parents:
diff changeset
281 } else {
4646
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
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diff changeset
282 Node result = add(node);
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
283 cachedNodes.put(new CacheEntry(node), result);
75dcf829cfdc experimental: "next" successor on all nodes
Lukas Stadler <lukas.stadler@jku.at>
parents: 4614
diff changeset
284 return (T) result;
3733
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285 }
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parents:
diff changeset
286 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
287
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
288 public Node findDuplicate(Node node) {
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
289 if (node.getNodeClass().valueNumberable()) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
290 for (Node input : node.inputs()) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
291 if (input != null) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
292 for (Node usage : input.usages()) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
293 if (usage != node && node.getNodeClass().valueEqual(node, usage) && node.getNodeClass().edgesEqual(node, usage)) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
294 return usage;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
295 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
296 }
5446
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
297 return null;
3733
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298 }
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parents:
diff changeset
299 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
300 }
5446
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
301 CacheEntry key = new CacheEntry(node);
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
302 Node cachedNode = cachedNodes.get(key);
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
303 if (cachedNode != null) {
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
304 if (!cachedNode.isAlive()) {
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
305 cachedNodes.remove(key);
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
306 return null;
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
307 }
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
308 return cachedNode != node ? cachedNode : null;
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
309 } else {
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
310 cachedNodes.put(key, node);
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
311 return null;
fafab5f0507d Fix findDuplicate for nodes with no inputs
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5427
diff changeset
312 }
3733
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parents:
diff changeset
313 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
314
4142
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
315 private static boolean checkValueNumberable(Node node) {
3733
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
316 if (!node.getNodeClass().valueNumberable()) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
317 throw new VerificationError("node is not valueNumberable").addContext(node);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
318 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
319 return true;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
320 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
321
5361
dec5a35ddbe2 lowering checkcasts with Java snippets (incomplete)
Doug Simon <doug.simon@oracle.com>
parents: 5061
diff changeset
322 /**
5711
4d7175cf3526 enabled Eclipse/JDT javadoc checking and fixed resulting warnings
Doug Simon <doug.simon@oracle.com>
parents: 5608
diff changeset
323 * Gets a mark that can be used with {@link #getNewNodes(int)}.
5361
dec5a35ddbe2 lowering checkcasts with Java snippets (incomplete)
Doug Simon <doug.simon@oracle.com>
parents: 5061
diff changeset
324 */
5380
8be0c73cf118 made graph marking stateless (in the graph) to ensure recursive marking is safe
Doug Simon <doug.simon@oracle.com>
parents: 5361
diff changeset
325 public int getMark() {
8be0c73cf118 made graph marking stateless (in the graph) to ensure recursive marking is safe
Doug Simon <doug.simon@oracle.com>
parents: 5361
diff changeset
326 return nodeIdCount();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
327 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
328
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
329 private class NodeIterator implements Iterator<Node> {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
330
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
331 private int index;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
332
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
333 public NodeIterator() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
334 this(0);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
335 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
336
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
337 public NodeIterator(int index) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
338 this.index = index - 1;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
339 forward();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
340 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
341
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
342 private void forward() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
343 if (index < nodes.size()) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
344 do {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
345 index++;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
346 } while (index < nodes.size() && nodes.get(index) == null);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
347 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
348 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
349
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
350 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
351 public boolean hasNext() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
352 checkForDeletedNode();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
353 return index < nodes.size();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
354 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
355
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
356 private void checkForDeletedNode() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
357 if (index < nodes.size()) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
358 while (index < nodes.size() && nodes.get(index) == null) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
359 index++;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
360 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
361 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
362 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
363
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
364 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
365 public Node next() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
366 try {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
367 return nodes.get(index);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
368 } finally {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
369 forward();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
370 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
371 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
372
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
373 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
374 public void remove() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
375 throw new UnsupportedOperationException();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
376 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
377 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
378
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
379 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
380 * Returns an {@link Iterable} providing all nodes added since the last {@link Graph#getMark()
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
381 * mark}.
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
382 */
5380
8be0c73cf118 made graph marking stateless (in the graph) to ensure recursive marking is safe
Doug Simon <doug.simon@oracle.com>
parents: 5361
diff changeset
383 public NodeIterable<Node> getNewNodes(int mark) {
8be0c73cf118 made graph marking stateless (in the graph) to ensure recursive marking is safe
Doug Simon <doug.simon@oracle.com>
parents: 5361
diff changeset
384 final int index = mark;
5608
3bc48971a1bf Make NodeIterable an interface and create AbstractNodeIterable,
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5488
diff changeset
385 return new AbstractNodeIterable<Node>() {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
386
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
387 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
388 public Iterator<Node> iterator() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
389 return new NodeIterator(index);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
390 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
391 };
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
392 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
393
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
394 /**
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
395 * Returns an {@link Iterable} providing all the live nodes.
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
396 *
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
397 * @return an {@link Iterable} providing all the live nodes.
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
398 */
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
399 public NodeIterable<Node> getNodes() {
5608
3bc48971a1bf Make NodeIterable an interface and create AbstractNodeIterable,
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5488
diff changeset
400 return new AbstractNodeIterable<Node>() {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
401
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
402 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
403 public Iterator<Node> iterator() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
404 return new NodeIterator();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
405 }
5488
21cab9000931 .filter() on Graph.getNode now tries to use the fast node iterator if possible
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5478
diff changeset
406
5810
bc237d8b6f99 Add binary graph dumping to compiler (-G:+PrintBinaryGraphs)
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5806
diff changeset
407 @Override
bc237d8b6f99 Add binary graph dumping to compiler (-G:+PrintBinaryGraphs)
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5806
diff changeset
408 public int count() {
bc237d8b6f99 Add binary graph dumping to compiler (-G:+PrintBinaryGraphs)
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5806
diff changeset
409 return getNodeCount();
bc237d8b6f99 Add binary graph dumping to compiler (-G:+PrintBinaryGraphs)
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5806
diff changeset
410 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
411 };
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
412 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
413
8327
e24fb475bdec Remove PlaceHolderNode class definition.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
414 private static final Node PLACE_HOLDER = new Node() {
e24fb475bdec Remove PlaceHolderNode class definition.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
415 };
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
416
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
417 private class TypedNodeIterator<T extends IterableNodeType> implements Iterator<T> {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
418
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
419 private final int[] ids;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
420 private final Node[] current;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
421
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
422 private int currentIdIndex;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
423 private boolean needsForward;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
424
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
425 public TypedNodeIterator(NodeClass clazz) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
426 ids = clazz.iterableIds();
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
427 currentIdIndex = 0;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
428 current = new Node[ids.length];
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
429 Arrays.fill(current, PLACE_HOLDER);
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
430 needsForward = true;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
431 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
432
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
433 private Node findNext() {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
434 if (needsForward) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
435 forward();
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
436 } else {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
437 Node c = current();
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
438 Node afterDeleted = skipDeleted(c);
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
439 if (afterDeleted == null) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
440 needsForward = true;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
441 } else if (c != afterDeleted) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
442 setCurrent(afterDeleted);
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
443 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
444 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
445 if (needsForward) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
446 return null;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
447 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
448 return current();
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
449 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
450
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
451 private Node skipDeleted(Node node) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
452 Node n = node;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
453 while (n != null && n.isDeleted()) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
454 n = n.typeCacheNext;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
455 }
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
456 return n;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
457 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
458
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
459 private void forward() {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
460 needsForward = false;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
461 int startIdx = currentIdIndex;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
462 while (true) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
463 Node next;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
464 if (current() == PLACE_HOLDER) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
465 next = getStartNode(ids[currentIdIndex]);
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
466 } else {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
467 next = current().typeCacheNext;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
468 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
469 next = skipDeleted(next);
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
470 if (next == null) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
471 currentIdIndex++;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
472 if (currentIdIndex >= ids.length) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
473 currentIdIndex = 0;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
474 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
475 if (currentIdIndex == startIdx) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
476 needsForward = true;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
477 return;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
478 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
479 } else {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
480 setCurrent(next);
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
481 break;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
482 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
483 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
484 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
485
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
486 private Node current() {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
487 return current[currentIdIndex];
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
488 }
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
489
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
490 private void setCurrent(Node n) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
491 current[currentIdIndex] = n;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
492 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
493
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
494 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
495 public boolean hasNext() {
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
496 return findNext() != null;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
497 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
498
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
499 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
500 @SuppressWarnings("unchecked")
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
501 public T next() {
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
502 Node result = findNext();
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
503 if (result == null) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
504 throw new NoSuchElementException();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
505 }
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
506 needsForward = true;
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
507 return (T) result;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
508 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
509
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
510 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
511 public void remove() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
512 throw new UnsupportedOperationException();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
513 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
514 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
515
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
516 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
517 * Returns an {@link Iterable} providing all the live nodes whose type is compatible with
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
518 * {@code type}.
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
519 *
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
520 * @param type the type of node to return
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
521 * @return an {@link Iterable} providing all the matching nodes.
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
522 */
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
523 public <T extends Node & IterableNodeType> NodeIterable<T> getNodes(final Class<T> type) {
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
524 final NodeClass nodeClass = NodeClass.get(type);
5608
3bc48971a1bf Make NodeIterable an interface and create AbstractNodeIterable,
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5488
diff changeset
525 return new AbstractNodeIterable<T>() {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
526
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
527 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
528 public Iterator<T> iterator() {
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
529 return new TypedNodeIterator<>(nodeClass);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
530 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
531 };
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
532 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
533
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
534 /**
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
535 * Returns whether the graph contains at least one node of the given type.
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
536 *
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
537 * @param type the type of node that is checked for occurrence
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
538 * @return whether there is at least one such node
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
539 */
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
540 public <T extends Node & IterableNodeType> boolean hasNode(final Class<T> type) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
541 return getNodes(type).iterator().hasNext();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
542 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
543
7332
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
544 private Node getStartNode(int iterableId) {
c5a9bcd9493d Support sub-types for typed node iterators
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 7124
diff changeset
545 Node start = nodeCacheFirst.size() <= iterableId ? null : nodeCacheFirst.get(iterableId);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
546 return start;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
547 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
548
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
549 public NodeBitMap createNodeBitMap() {
5419
3c16d338888e Merge Canonicalizer and GVN Phases
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5380
diff changeset
550 return createNodeBitMap(false);
3c16d338888e Merge Canonicalizer and GVN Phases
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5380
diff changeset
551 }
3c16d338888e Merge Canonicalizer and GVN Phases
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5380
diff changeset
552
3c16d338888e Merge Canonicalizer and GVN Phases
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5380
diff changeset
553 public NodeBitMap createNodeBitMap(boolean autoGrow) {
3c16d338888e Merge Canonicalizer and GVN Phases
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5380
diff changeset
554 return new NodeBitMap(this, autoGrow);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
555 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
556
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
557 public <T> NodeMap<T> createNodeMap() {
9445
18906f4dfe77 Add autogrow possibility to NodeMap
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 9331
diff changeset
558 return createNodeMap(false);
18906f4dfe77 Add autogrow possibility to NodeMap
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 9331
diff changeset
559 }
18906f4dfe77 Add autogrow possibility to NodeMap
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 9331
diff changeset
560
18906f4dfe77 Add autogrow possibility to NodeMap
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 9331
diff changeset
561 public <T> NodeMap<T> createNodeMap(boolean autoGrow) {
18906f4dfe77 Add autogrow possibility to NodeMap
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 9331
diff changeset
562 return new NodeMap<>(this, autoGrow);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
563 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
564
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
565 public NodeFlood createNodeFlood() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
566 return new NodeFlood(this);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
567 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
568
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
569 public NodeWorkList createNodeWorkList() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
570 return new NodeWorkList(this);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
571 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
572
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
573 public NodeWorkList createNodeWorkList(boolean fill, int iterationLimitPerNode) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
574 return new NodeWorkList(this, fill, iterationLimitPerNode);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
575 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
576
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
577 void register(Node node) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
578 assert node.id() == Node.INITIAL_ID;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
579 int id = nodes.size();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
580 nodes.add(id, node);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
581
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
582 int nodeClassId = node.getNodeClass().iterableId();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
583 if (nodeClassId != NodeClass.NOT_ITERABLE) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
584 while (nodeCacheFirst.size() <= nodeClassId) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
585 nodeCacheFirst.add(null);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
586 nodeCacheLast.add(null);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
587 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
588 Node prev = nodeCacheLast.get(nodeClassId);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
589 if (prev != null) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
590 prev.typeCacheNext = node;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
591 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
592 nodeCacheFirst.set(nodeClassId, node);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
593 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
594 nodeCacheLast.set(nodeClassId, node);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
595 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
596
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
597 node.id = id;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
598 logNodeAdded(node);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
599 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
600
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
601 void logNodeAdded(Node node) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
602 if (TIME_TRAVEL) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
603 log(new GraphEvent.NodeEvent(node, GraphEvent.NodeEvent.Type.ADDED));
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
604 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
605 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
606
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
607 void logNodeDeleted(Node node) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
608 if (TIME_TRAVEL) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
609 log(new GraphEvent.NodeEvent(node, GraphEvent.NodeEvent.Type.DELETED));
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
610 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
611 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
612
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
613 private void log(NodeEvent nodeEvent) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
614 if (eventLog == null) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
615 eventLog = new GraphEventLog();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
616 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
617 eventLog.add(nodeEvent);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
618 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
619
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
620 public GraphEventLog getEventLog() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
621 return eventLog;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
622 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
623
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
624 void unregister(Node node) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
625 assert !node.isDeleted() : "cannot delete a node twice! node=" + node;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
626 logNodeDeleted(node);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
627 nodes.set(node.id(), null);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
628 deletedNodeCount++;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
629
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
630 // nodes aren't removed from the type cache here - they will be removed during iteration
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
631 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
632
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
633 public boolean verify() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
634 for (Node node : getNodes()) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
635 try {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
636 try {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
637 assert node.verify();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
638 } catch (AssertionError t) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
639 throw new GraalInternalError(t);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
640 } catch (RuntimeException t) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
641 throw new GraalInternalError(t);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
642 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
643 } catch (GraalInternalError e) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
644 throw e.addContext(node).addContext(this);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
645 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
646 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
647 return true;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
648 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
649
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
650 Node getNode(int i) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
651 return nodes.get(i);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
652 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
653
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
654 /**
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
655 * Returns the number of node ids generated so far.
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
656 *
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
657 * @return the number of node ids generated so far
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
658 */
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
659 int nodeIdCount() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
660 return nodes.size();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
661 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
662
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
663 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
664 * Adds duplicates of the nodes in {@code nodes} to this graph. This will recreate any edges
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
665 * between the duplicate nodes. The {@code replacement} map can be used to replace a node from
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
666 * the source graph by a given node (which must already be in this graph). Edges between
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
667 * duplicate and replacement nodes will also be recreated so care should be taken regarding the
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
668 * matching of node types in the replacement map.
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
669 *
4142
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
670 * @param newNodes the nodes to be duplicated
5711
4d7175cf3526 enabled Eclipse/JDT javadoc checking and fixed resulting warnings
Doug Simon <doug.simon@oracle.com>
parents: 5608
diff changeset
671 * @param replacementsMap the replacement map (can be null if no replacement is to be performed)
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
672 * @return a map which associates the original nodes from {@code nodes} to their duplicates
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
673 */
5478
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
674 public Map<Node, Node> addDuplicates(Iterable<Node> newNodes, Map<Node, Node> replacementsMap) {
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
675 DuplicationReplacement replacements;
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
676 if (replacementsMap == null) {
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
677 replacements = null;
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
678 } else {
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
679 replacements = new MapReplacement(replacementsMap);
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
680 }
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
681 return addDuplicates(newNodes, replacements);
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
682 }
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
683
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
684 public interface DuplicationReplacement {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
685
5478
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
686 Node replacement(Node original);
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
687 }
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
688
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
689 private static final class MapReplacement implements DuplicationReplacement {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
690
5478
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
691 private final Map<Node, Node> map;
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
692
5478
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
693 public MapReplacement(Map<Node, Node> map) {
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
694 this.map = map;
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
695 }
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
696
5478
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
697 @Override
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
698 public Node replacement(Node original) {
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
699 Node replacement = map.get(original);
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
700 return replacement != null ? replacement : original;
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
701 }
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
702
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
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703 }
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
704
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
705 private static final DuplicationReplacement NO_REPLACEMENT = new DuplicationReplacement() {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7332
diff changeset
706
5478
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
707 @Override
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
708 public Node replacement(Node original) {
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
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709 return original;
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
710 }
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
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711 };
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
712
5427
441cf24df453 correctly handle null for replacements parameter in Graph.addDuplicates()
Doug Simon <doug.simon@oracle.com>
parents: 5419
diff changeset
713 @SuppressWarnings("all")
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4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
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714 public Map<Node, Node> addDuplicates(Iterable<Node> newNodes, DuplicationReplacement replacements) {
5427
441cf24df453 correctly handle null for replacements parameter in Graph.addDuplicates()
Doug Simon <doug.simon@oracle.com>
parents: 5419
diff changeset
715 if (replacements == null) {
5478
4a99bfc329f0 Add posibility to provide a replacement function instead of map for duplication.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 5446
diff changeset
716 replacements = NO_REPLACEMENT;
5427
441cf24df453 correctly handle null for replacements parameter in Graph.addDuplicates()
Doug Simon <doug.simon@oracle.com>
parents: 5419
diff changeset
717 }
4142
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
718 return NodeClass.addGraphDuplicate(this, newNodes, replacements);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
719 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
720 }