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annotate graal/com.oracle.graal.replacements.test/src/com/oracle/graal/replacements/test/InstanceOfTest.java @ 21765:a7a1b9b65bce

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Small improvement and clean up of InstanceOfNode.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sun, 07 Jun 2015 00:47:10 +0200
parents 48c1ebd24120
children
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1 /*
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2 * Copyright (c) 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.replacements.test;
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24
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25 import java.util.*;
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26
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27 import org.junit.*;
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28
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29 import com.oracle.graal.nodes.*;
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30 import com.oracle.graal.nodes.java.*;
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31 import com.oracle.graal.phases.common.*;
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32 import com.oracle.graal.replacements.test.CheckCastTest.Depth12;
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33 import com.oracle.graal.replacements.test.CheckCastTest.Depth13;
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34 import com.oracle.graal.replacements.test.CheckCastTest.Depth14;
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35 import com.oracle.jvmci.code.CompilationResult.Call;
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36 import com.oracle.jvmci.code.CompilationResult.Mark;
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37 import com.oracle.jvmci.code.CompilationResult.Site;
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38 import com.oracle.jvmci.meta.*;
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39
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40 /**
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41 * Tests the implementation of instanceof, allowing profiling information to be manually specified.
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42 */
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43 public class InstanceOfTest extends TypeCheckTest {
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44
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45 public InstanceOfTest() {
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46 getSuites().getHighTier().findPhase(AbstractInliningPhase.class).remove();
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47 }
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48
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49 @Override
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50 protected void replaceProfile(StructuredGraph graph, JavaTypeProfile profile) {
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51 InstanceOfNode ion = graph.getNodes().filter(InstanceOfNode.class).first();
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52 if (ion != null) {
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53 LogicNode ionNew = graph.unique(InstanceOfNode.create(ion.type(), ion.getValue(), profile));
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54 graph.replaceFloating(ion, ionNew);
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55 }
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56 }
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57
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58 @Test
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59 public void test1() {
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60 test("isString", profile(), "object");
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61 test("isString", profile(String.class), "object");
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62
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63 test("isString", profile(), Object.class);
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64 test("isString", profile(String.class), Object.class);
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65 }
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66
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67 @Test
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68 public void test2() {
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69 test("isStringInt", profile(), "object");
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70 test("isStringInt", profile(String.class), "object");
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71
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72 test("isStringInt", profile(), Object.class);
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73 test("isStringInt", profile(String.class), Object.class);
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74 }
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75
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76 @Test
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77 public void test201() {
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78 test("isStringIntComplex", profile(), "object");
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79 test("isStringIntComplex", profile(String.class), "object");
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80
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81 test("isStringIntComplex", profile(), Object.class);
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82 test("isStringIntComplex", profile(String.class), Object.class);
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83 }
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84
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85 @Test
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86 public void test3() {
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87 Throwable throwable = new Exception();
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88 test("isThrowable", profile(), throwable);
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89 test("isThrowable", profile(Throwable.class), throwable);
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90 test("isThrowable", profile(Exception.class, Error.class), throwable);
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91
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92 test("isThrowable", profile(), Object.class);
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93 test("isThrowable", profile(Throwable.class), Object.class);
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94 test("isThrowable", profile(Exception.class, Error.class), Object.class);
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95 }
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96
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97 @Test
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98 public void test301() {
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99 onlyFirstIsException(new Exception(), new Error());
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100 test("onlyFirstIsException", profile(), new Exception(), new Error());
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101 test("onlyFirstIsException", profile(), new Error(), new Exception());
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102 test("onlyFirstIsException", profile(), new Exception(), new Exception());
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103 test("onlyFirstIsException", profile(), new Error(), new Error());
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104 }
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105
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106 @Test
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107 public void test4() {
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108 Throwable throwable = new Exception();
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109 test("isThrowableInt", profile(), throwable);
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110 test("isThrowableInt", profile(Throwable.class), throwable);
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111 test("isThrowableInt", profile(Exception.class, Error.class), throwable);
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112
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113 test("isThrowableInt", profile(), Object.class);
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114 test("isThrowableInt", profile(Throwable.class), Object.class);
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115 test("isThrowableInt", profile(Exception.class, Error.class), Object.class);
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116 }
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117
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118 @Test
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119 public void test5() {
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120 Map<?, ?> map = new HashMap<>();
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121 test("isMap", profile(), map);
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122 test("isMap", profile(HashMap.class), map);
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123 test("isMap", profile(TreeMap.class, HashMap.class), map);
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124
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125 test("isMap", profile(), Object.class);
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126 test("isMap", profile(HashMap.class), Object.class);
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127 test("isMap", profile(TreeMap.class, HashMap.class), Object.class);
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128 test("isMap", profile(String.class, HashMap.class), Object.class);
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129 }
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130
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131 @Test
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132 public void test6() {
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133 Map<?, ?> map = new HashMap<>();
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134 test("isMapInt", profile(), map);
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135 test("isMapInt", profile(HashMap.class), map);
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136 test("isMapInt", profile(TreeMap.class, HashMap.class), map);
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137
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138 test("isMapInt", profile(), Object.class);
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139 test("isMapInt", profile(HashMap.class), Object.class);
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140 test("isMapInt", profile(TreeMap.class, HashMap.class), Object.class);
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141 }
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142
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143 @Test
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144 public void test7() {
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145 Object o = new Depth13();
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146 test("isDepth12", profile(), o);
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147 test("isDepth12", profile(Depth13.class), o);
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148 test("isDepth12", profile(Depth13.class, Depth14.class), o);
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149
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150 o = "not a depth";
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151 test("isDepth12", profile(), o);
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152 test("isDepth12", profile(Depth13.class), o);
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153 test("isDepth12", profile(Depth13.class, Depth14.class), o);
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154 test("isDepth12", profile(String.class, HashMap.class), o);
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155 }
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156
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157 @Test
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158 public void test8() {
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159 Object o = new Depth13();
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160 test("isDepth12Int", profile(), o);
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161 test("isDepth12Int", profile(Depth13.class), o);
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162 test("isDepth12Int", profile(Depth13.class, Depth14.class), o);
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163
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164 o = "not a depth";
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165 test("isDepth12Int", profile(), o);
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166 test("isDepth12Int", profile(Depth13.class), o);
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167 test("isDepth12Int", profile(Depth13.class, Depth14.class), o);
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168 }
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169
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170 public static boolean isString(Object o) {
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171 return o instanceof String;
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172 }
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173
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174 public static int isStringInt(Object o) {
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175 if (o instanceof String) {
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176 return id(1);
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177 }
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178 return id(0);
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179 }
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180
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181 public static int isStringIntComplex(Object o) {
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182 if (o instanceof String || o instanceof Integer) {
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183 return id(o instanceof String ? 1 : 0);
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184 }
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185 return id(0);
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186 }
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187
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188 public static int id(int value) {
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189 return value;
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190 }
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191
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192 public static boolean isThrowable(Object o) {
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193 return ((Throwable) o) instanceof Exception;
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194 }
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195
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196 public static int onlyFirstIsException(Throwable t1, Throwable t2) {
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197 if (t1 instanceof Exception ^ t2 instanceof Exception) {
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198 return t1 instanceof Exception ? 1 : -1;
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199 }
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200 return -1;
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201 }
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202
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203 public static int isThrowableInt(Object o) {
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204 int result = o instanceof Throwable ? 4 : 5;
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205 if (o instanceof Throwable) {
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206 return id(4);
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207 }
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208 return result;
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209 }
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210
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211 public static boolean isMap(Object o) {
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212 return o instanceof Map;
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213 }
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214
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215 public static int isMapInt(Object o) {
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216 if (o instanceof Map) {
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217 return id(1);
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218 }
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219 return id(0);
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220 }
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221
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222 public static boolean isDepth12(Object o) {
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223 return o instanceof Depth12;
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224 }
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225
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226 public static int isDepth12Int(Object o) {
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227 if (o instanceof Depth12) {
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228 return id(0);
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229 }
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230 return id(0);
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231 }
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232
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233 abstract static class MySite {
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234
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235 final int offset;
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236
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237 MySite(int offset) {
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238 this.offset = offset;
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239 }
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240 }
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241
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242 static class MyMark extends MySite {
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243
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244 MyMark(int offset) {
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245 super(offset);
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246 }
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247 }
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248
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249 abstract static class MySafepoint extends MySite {
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250
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251 MySafepoint(int offset) {
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252 super(offset);
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253 }
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254 }
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255
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256 static class MyCall extends MySafepoint {
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257
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258 MyCall(int offset) {
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259 super(offset);
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260 }
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261 }
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262
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263 @Test
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264 public void test9() {
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265 MyCall callAt63 = new MyCall(63);
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266 MyMark markAt63 = new MyMark(63);
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267 test("compareMySites", callAt63, callAt63);
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268 test("compareMySites", callAt63, markAt63);
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269 test("compareMySites", markAt63, callAt63);
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270 test("compareMySites", markAt63, markAt63);
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271 }
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272
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273 public static int compareMySites(MySite s1, MySite s2) {
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274 if (s1.offset == s2.offset && (s1 instanceof MyMark ^ s2 instanceof MyMark)) {
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275 return s1 instanceof MyMark ? -1 : 1;
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276 }
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277 return s1.offset - s2.offset;
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278 }
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279
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280 @Test
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281 public void test10() {
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282 Call callAt63 = new Call(null, 63, 5, true, null);
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283 Mark markAt63 = new Mark(63, "1");
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284 test("compareSites", callAt63, callAt63);
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285 test("compareSites", callAt63, markAt63);
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286 test("compareSites", markAt63, callAt63);
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287 test("compareSites", markAt63, markAt63);
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288 }
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289
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290 public static int compareSites(Site s1, Site s2) {
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291 if (s1.pcOffset == s2.pcOffset && (s1 instanceof Mark ^ s2 instanceof Mark)) {
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292 return s1 instanceof Mark ? -1 : 1;
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293 }
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294 return s1.pcOffset - s2.pcOffset;
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295 }
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296
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297 /**
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298 * This test exists to show the kind of pattern that is be optimizable by
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299 * {@code removeIntermediateMaterialization()} in {@link IfNode}.
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300 * <p>
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301 * The test exists in this source file as the transformation was originally motivated by the
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302 * need to remove use of special JumpNodes in the {@code InstanceOfSnippets}.
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303 */
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304 @Test
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305 public void testRemoveIntermediateMaterialization() {
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306 List<String> list = Arrays.asList("1", "2", "3", "4");
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307 test("removeIntermediateMaterialization", profile(), list, "2", "yes", "no");
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308 test("removeIntermediateMaterialization", profile(), list, null, "yes", "no");
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309 test("removeIntermediateMaterialization", profile(), null, "2", "yes", "no");
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310 }
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311
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312 public static String removeIntermediateMaterialization(List<Object> list, Object e, String a, String b) {
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313 boolean test;
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314 if (list == null || e == null) {
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315 test = false;
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316 } else {
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317 test = false;
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318 for (Object i : list) {
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319 if (i.equals(e)) {
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diff changeset
320 test = true;
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321 break;
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322 }
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323 }
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324 }
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325 if (test) {
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326 return a;
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327 }
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328 return b;
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329 }
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330
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331 abstract static class A {
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332 }
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333
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334 static class B extends A {
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335 }
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336
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337 static class C extends B {
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338 }
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339
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340 abstract static class D extends C {
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341 }
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342
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343 public static boolean isArrayOfA(Object o) {
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344 return o instanceof A[];
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345 }
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346
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347 public static boolean isArrayOfB(Object o) {
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348 return o instanceof B[];
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349 }
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350
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351 public static boolean isArrayOfC(Object o) {
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352 return o instanceof C[];
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353 }
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354
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355 public static boolean isArrayOfD(Object o) {
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356 return o instanceof D[];
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357 }
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358
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359 @Test
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360 public void testArray() {
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361 Object aArray = new A[10];
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362 test("isArrayOfA", aArray);
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363
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diff changeset
364 Object bArray = new B[10];
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diff changeset
365 test("isArrayOfA", aArray);
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diff changeset
366 test("isArrayOfA", bArray);
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diff changeset
367 test("isArrayOfB", aArray);
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368 test("isArrayOfB", bArray);
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369
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370 Object cArray = new C[10];
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371 test("isArrayOfA", aArray);
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372 test("isArrayOfA", bArray);
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373 test("isArrayOfA", cArray);
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374 test("isArrayOfB", aArray);
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375 test("isArrayOfB", bArray);
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376 test("isArrayOfB", cArray);
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377 test("isArrayOfC", aArray);
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diff changeset
378 test("isArrayOfC", bArray);
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diff changeset
379 test("isArrayOfC", cArray);
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380
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diff changeset
381 Object dArray = new D[10];
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diff changeset
382 test("isArrayOfA", aArray);
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diff changeset
383 test("isArrayOfA", bArray);
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diff changeset
384 test("isArrayOfA", cArray);
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385 test("isArrayOfA", dArray);
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386 test("isArrayOfB", aArray);
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diff changeset
387 test("isArrayOfB", bArray);
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diff changeset
388 test("isArrayOfB", cArray);
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diff changeset
389 test("isArrayOfB", dArray);
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390 test("isArrayOfC", aArray);
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diff changeset
391 test("isArrayOfC", bArray);
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diff changeset
392 test("isArrayOfC", cArray);
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393 test("isArrayOfC", dArray);
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diff changeset
394 test("isArrayOfD", aArray);
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diff changeset
395 test("isArrayOfD", bArray);
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diff changeset
396 test("isArrayOfD", cArray);
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diff changeset
397 test("isArrayOfD", dArray);
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398 }
20145
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399
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diff changeset
400 @SuppressWarnings("unchecked")
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diff changeset
401 public static <T> String arrayCopyTypeName(T[] original) {
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diff changeset
402 Class<? extends T[]> newType = (Class<? extends T[]>) original.getClass();
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diff changeset
403 if (newType == (Object) Object[].class) {
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diff changeset
404 return Object[].class.getName();
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diff changeset
405 } else {
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diff changeset
406 return newType.getName();
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407 }
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408 }
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409
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410 @Test
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411 public void testArrayCopy() {
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412 test("arrayCopyTypeName", (Object) new Object[]{"one", "two", "three"});
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413 test("arrayCopyTypeName", (Object) new String[]{"one", "two", "three"});
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414 }
21351
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415
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416 public int conditionalInstantiation(Object o) {
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417 int total = 0;
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418 if (o instanceof CharSequence) {
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419 if (o instanceof StringBuilder || o instanceof String) {
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420 total = 9;
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421 }
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422 total += (o instanceof String ? 2 : 1);
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423 }
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424
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425 return total;
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426 }
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427
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428 @Test
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429 public void testInstantiation() {
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430 test("conditionalInstantiation", "foo");
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431 test("conditionalInstantiation", new StringBuilder());
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432 test("conditionalInstantiation", 1);
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433 }
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434 }