1 /* |
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2 * Copyright (c) 2015, 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 |
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24 /** |
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25 * @test |
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26 * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64" |
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27 * @library / |
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28 * @modules jdk.vm.ci/jdk.vm.ci.hotspot |
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29 * jdk.vm.ci/jdk.vm.ci.meta |
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30 * jdk.vm.ci/jdk.vm.ci.code |
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31 * jdk.vm.ci/jdk.vm.ci.code.site |
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32 * jdk.vm.ci/jdk.vm.ci.runtime |
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33 * jdk.vm.ci/jdk.vm.ci.amd64 |
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34 * jdk.vm.ci/jdk.vm.ci.sparc |
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35 * @run junit/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI compiler.jvmci.code.VirtualObjectDebugInfoTest |
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36 */ |
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37 |
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38 package compiler.jvmci.code; |
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39 |
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40 import java.util.ArrayList; |
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41 import java.util.Objects; |
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42 |
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43 import jdk.vm.ci.code.Register; |
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44 import jdk.vm.ci.code.VirtualObject; |
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45 import jdk.vm.ci.hotspot.HotSpotConstant; |
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46 import jdk.vm.ci.meta.JavaConstant; |
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47 import jdk.vm.ci.meta.JavaKind; |
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48 import jdk.vm.ci.meta.JavaValue; |
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49 import jdk.vm.ci.meta.ResolvedJavaField; |
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50 import jdk.vm.ci.meta.ResolvedJavaType; |
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51 |
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52 import org.junit.Assert; |
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53 import org.junit.Test; |
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54 |
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55 public class VirtualObjectDebugInfoTest extends DebugInfoTest { |
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56 |
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57 private static class TestClass { |
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58 |
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59 private long longField; |
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60 private int intField; |
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61 private float floatField; |
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62 private Object[] arrayField; |
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63 |
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64 public TestClass() { |
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65 this.longField = 8472; |
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66 this.intField = 42; |
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67 this.floatField = 3.14f; |
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68 this.arrayField = new Object[] { Integer.valueOf(58), this, null, Integer.valueOf(17), "Hello, World!" }; |
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69 } |
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70 |
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71 @Override |
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72 public boolean equals(Object o) { |
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73 if (!(o instanceof TestClass)) { |
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74 return false; |
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75 } |
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76 |
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77 TestClass other = (TestClass) o; |
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78 if (this.longField != other.longField |
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79 || this.intField != other.intField |
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80 || this.floatField != other.floatField |
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81 || this.arrayField.length != other.arrayField.length) { |
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82 return false; |
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83 } |
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84 |
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85 for (int i = 0; i < this.arrayField.length; i++) { |
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86 // break cycle |
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87 if (this.arrayField[i] == this && other.arrayField[i] == other) { |
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88 continue; |
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89 } |
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90 |
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91 if (!Objects.equals(this.arrayField[i], other.arrayField[i])) { |
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92 return false; |
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93 } |
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94 } |
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95 |
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96 return true; |
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97 } |
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98 } |
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99 |
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100 public static TestClass buildObject() { |
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101 return new TestClass(); |
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102 } |
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103 |
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104 private VirtualObject[] compileBuildObject(TestAssembler asm, JavaValue[] values) { |
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105 TestClass template = new TestClass(); |
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106 ArrayList<VirtualObject> vobjs = new ArrayList<>(); |
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107 |
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108 ResolvedJavaType retType = metaAccess.lookupJavaType(TestClass.class); |
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109 VirtualObject ret = VirtualObject.get(retType, vobjs.size()); |
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110 vobjs.add(ret); |
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111 values[0] = ret; |
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112 |
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113 ResolvedJavaType arrayType = metaAccess.lookupJavaType(Object[].class); |
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114 VirtualObject array = VirtualObject.get(arrayType, vobjs.size()); |
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115 vobjs.add(array); |
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116 |
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117 // build array for ret.arrayField |
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118 ResolvedJavaType integerType = metaAccess.lookupJavaType(Integer.class); |
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119 JavaValue[] arrayContent = new JavaValue[template.arrayField.length]; |
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120 JavaKind[] arrayKind = new JavaKind[template.arrayField.length]; |
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121 for (int i = 0; i < arrayContent.length; i++) { |
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122 arrayKind[i] = JavaKind.Object; |
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123 if (template.arrayField[i] == null) { |
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124 arrayContent[i] = JavaConstant.NULL_POINTER; |
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125 } else if (template.arrayField[i] == template) { |
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126 arrayContent[i] = ret; |
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127 } else if (template.arrayField[i] instanceof Integer) { |
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128 int value = (Integer) template.arrayField[i]; |
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129 VirtualObject boxed = VirtualObject.get(integerType, vobjs.size()); |
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130 vobjs.add(boxed); |
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131 arrayContent[i] = boxed; |
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132 boxed.setValues(new JavaValue[]{JavaConstant.forInt(value)}, new JavaKind[]{JavaKind.Int}); |
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133 } else if (template.arrayField[i] instanceof String) { |
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134 String value = (String) template.arrayField[i]; |
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135 Register reg = asm.emitLoadPointer((HotSpotConstant) constantReflection.forString(value)); |
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136 arrayContent[i] = reg.asValue(target.getLIRKind(JavaKind.Object)); |
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137 } else { |
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138 Assert.fail("unexpected value"); |
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139 } |
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140 } |
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141 array.setValues(arrayContent, arrayKind); |
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142 |
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143 // build return object |
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144 ResolvedJavaField[] fields = retType.getInstanceFields(true); |
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145 JavaValue[] retContent = new JavaValue[fields.length]; |
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146 JavaKind[] retKind = new JavaKind[fields.length]; |
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147 for (int i = 0; i < fields.length; i++) { |
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148 retKind[i] = fields[i].getJavaKind(); |
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149 switch (retKind[i]) { |
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150 case Long: // template.longField |
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151 retContent[i] = JavaConstant.forLong(template.longField); |
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152 break; |
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153 case Int: // template.intField |
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154 Register intReg = asm.emitLoadInt(template.intField); |
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155 retContent[i] = asm.emitIntToStack(intReg); |
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156 break; |
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157 case Float: // template.floatField |
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158 Register fReg = asm.emitLoadFloat(template.floatField); |
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159 retContent[i] = fReg.asValue(target.getLIRKind(JavaKind.Float)); |
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160 break; |
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161 case Object: // template.arrayField |
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162 retContent[i] = array; |
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163 break; |
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164 default: |
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165 Assert.fail("unexpected field"); |
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166 } |
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167 } |
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168 ret.setValues(retContent, retKind); |
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169 |
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170 return vobjs.toArray(new VirtualObject[0]); |
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171 } |
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172 |
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173 @Test |
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174 public void testBuildObject() { |
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175 test(this::compileBuildObject, getMethod("buildObject"), 7, JavaKind.Object); |
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176 } |
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177 } |
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