Mercurial > hg > truffle
annotate graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/StandardGraphBuilderPlugins.java @ 19951:a252927dfbfd
Fix an issue when the result of canonicalization is appended in the graph builder. Introduce GraphBuilderPhase#recursiveAppend.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Wed, 18 Mar 2015 23:26:23 +0100 |
parents | 87c62a38f843 |
children | 9b669776bf8a |
rev | line source |
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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 package com.oracle.graal.replacements; |
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24 |
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25 import static com.oracle.graal.api.code.MemoryBarriers.*; |
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26 import static com.oracle.graal.graphbuilderconf.GraphBuilderContext.*; |
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27 import static com.oracle.graal.replacements.nodes.MathIntrinsicNode.Operation.*; |
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28 import sun.misc.*; |
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29 |
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30 import com.oracle.graal.api.code.*; |
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31 import com.oracle.graal.api.directives.*; |
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32 import com.oracle.graal.api.meta.*; |
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33 import com.oracle.graal.compiler.common.calc.*; |
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34 import com.oracle.graal.graph.*; |
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35 import com.oracle.graal.graphbuilderconf.*; |
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36 import com.oracle.graal.graphbuilderconf.InvocationPlugins.*; |
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37 import com.oracle.graal.nodes.*; |
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38 import com.oracle.graal.nodes.calc.*; |
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39 import com.oracle.graal.nodes.debug.*; |
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40 import com.oracle.graal.nodes.extended.*; |
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41 import com.oracle.graal.nodes.java.*; |
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42 import com.oracle.graal.options.*; |
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43 import com.oracle.graal.replacements.nodes.*; |
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44 |
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46 * Provides non-runtime specific {@link InvocationPlugin}s. |
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48 public class StandardGraphBuilderPlugins { |
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49 |
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50 // @formatter:off |
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51 static class Options { |
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52 @Option(help = "Enable use of intrinsics for the JMH Blackhole class") |
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53 public static final OptionValue<Boolean> UseBlackholeSubstitution = new OptionValue<>(true); |
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54 } |
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55 // @formatter:on |
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56 |
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57 public static void registerInvocationPlugins(MetaAccessProvider metaAccess, Architecture arch, InvocationPlugins plugins, boolean useBoxingPlugins) { |
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58 registerObjectPlugins(plugins); |
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59 registerClassPlugins(plugins); |
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60 registerMathPlugins(arch, plugins); |
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61 registerUnsignedMathPlugins(plugins); |
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62 registerCharacterPlugins(plugins); |
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63 registerShortPlugins(plugins); |
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64 registerIntegerLongPlugins(plugins, Kind.Int); |
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65 registerIntegerLongPlugins(plugins, Kind.Long); |
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66 registerFloatPlugins(plugins); |
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67 registerDoublePlugins(plugins); |
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68 registerUnsafePlugins(arch, plugins); |
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69 registerEdgesPlugins(metaAccess, plugins); |
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70 registerGraalDirectivesPlugins(plugins); |
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71 if (useBoxingPlugins) { |
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72 registerBoxingPlugins(plugins); |
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73 } |
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74 if (Options.UseBlackholeSubstitution.getValue()) { |
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75 registerJMHBlackholePlugins(plugins); |
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76 } |
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77 } |
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78 |
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79 private static void registerUnsafePlugins(Architecture arch, InvocationPlugins plugins) { |
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80 Registration r = new Registration(plugins, Unsafe.class); |
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81 for (Kind kind : Kind.values()) { |
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82 if ((kind.isPrimitive() && kind != Kind.Void) || kind == Kind.Object) { |
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83 Class<?> javaClass = kind == Kind.Object ? Object.class : kind.toJavaClass(); |
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84 String kindName = kind.name(); |
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85 String getName = "get" + kindName; |
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86 String putName = "put" + kindName; |
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87 // Object-based accesses |
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88 r.register3(getName, Receiver.class, Object.class, long.class, new UnsafeGetPlugin(kind, false)); |
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89 r.register4(putName, Receiver.class, Object.class, long.class, javaClass, new UnsafePutPlugin(kind, false)); |
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90 // Volatile object-based accesses |
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91 r.register3(getName + "Volatile", Receiver.class, Object.class, long.class, new UnsafeGetPlugin(kind, true)); |
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92 r.register4(putName + "Volatile", Receiver.class, Object.class, long.class, javaClass, new UnsafePutPlugin(kind, true)); |
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93 // Ordered object-based accesses |
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94 if (kind == Kind.Int || kind == Kind.Long || kind == Kind.Object) { |
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95 r.register4("putOrdered" + kindName, Receiver.class, Object.class, long.class, javaClass, new UnsafePutPlugin(kind, true)); |
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96 } |
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97 if (kind != Kind.Boolean && kind != Kind.Object) { |
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98 // Raw accesses to memory addresses |
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99 r.register2(getName, Receiver.class, long.class, new UnsafeGetPlugin(kind, false)); |
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100 r.register3(putName, Receiver.class, long.class, kind.toJavaClass(), new UnsafePutPlugin(kind, false)); |
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101 } |
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102 } |
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103 } |
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104 |
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105 for (Kind kind : new Kind[]{Kind.Int, Kind.Long, Kind.Object}) { |
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106 Class<?> javaClass = kind == Kind.Object ? Object.class : kind.toJavaClass(); |
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107 r.register5("compareAndSwap" + kind.name(), Receiver.class, Object.class, long.class, javaClass, javaClass, new InvocationPlugin() { |
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108 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode ignoredUnsafe, ValueNode object, ValueNode offset, ValueNode expected, ValueNode x) { |
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109 CompareAndSwapNode compareAndSwap = new CompareAndSwapNode(object, offset, expected, x, kind, LocationIdentity.any()); |
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110 b.push(Kind.Boolean.getStackKind(), b.append(compareAndSwap)); |
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111 compareAndSwap.setStateAfter(b.createStateAfter()); |
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112 return true; |
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113 } |
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114 }); |
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115 |
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116 if (getAndSetEnabled(arch)) { |
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117 r.register4("getAndSet" + kind.name(), Receiver.class, Object.class, long.class, javaClass, new InvocationPlugin() { |
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118 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode ignoredUnsafe, ValueNode object, ValueNode offset, ValueNode value) { |
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119 AtomicReadAndWriteNode atomicReadWrite = new AtomicReadAndWriteNode(object, offset, value, kind, LocationIdentity.any()); |
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120 b.push(kind.getStackKind(), b.append(atomicReadWrite)); |
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121 atomicReadWrite.setStateAfter(b.createStateAfter()); |
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122 return true; |
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123 } |
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124 }); |
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125 if (kind != Kind.Object) { |
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126 r.register4("getAndAdd" + kind.name(), Receiver.class, Object.class, long.class, javaClass, new InvocationPlugin() { |
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127 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode ignoredUnsafe, ValueNode object, ValueNode offset, ValueNode delta) { |
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128 AtomicReadAndAddNode atomicReadAdd = new AtomicReadAndAddNode(object, offset, delta, LocationIdentity.any()); |
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129 b.push(kind.getStackKind(), b.append(atomicReadAdd)); |
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130 atomicReadAdd.setStateAfter(b.createStateAfter()); |
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131 return true; |
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132 } |
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133 }); |
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134 } |
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135 } |
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136 } |
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137 } |
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138 |
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139 /** |
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140 * Determines if the platform includes such for intrinsifying the {@link Unsafe#getAndSetInt} |
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141 * method family. |
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142 */ |
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143 public static boolean getAndSetEnabled(Architecture arch) { |
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144 // FIXME should return whether the current compilation target supports these |
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145 return arch.getName().equals("AMD64"); |
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146 } |
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147 |
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148 private static void registerIntegerLongPlugins(InvocationPlugins plugins, Kind kind) { |
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149 Class<?> declaringClass = kind.toBoxedJavaClass(); |
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150 Class<?> type = kind.toJavaClass(); |
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151 Registration r = new Registration(plugins, declaringClass); |
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152 r.register1("reverseBytes", type, new InvocationPlugin() { |
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153 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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154 b.push(kind, b.recursiveAppend(new ReverseBytesNode(value).canonical(null, value))); |
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155 return true; |
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156 } |
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157 }); |
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158 r.register1("bitCount", type, new InvocationPlugin() { |
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159 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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160 b.push(Kind.Int, b.recursiveAppend(new BitCountNode(value).canonical(null, value))); |
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161 return true; |
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162 } |
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163 }); |
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164 r.register2("divideUnsigned", type, type, new InvocationPlugin() { |
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165 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode dividend, ValueNode divisor) { |
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166 b.push(kind, b.recursiveAppend(new UnsignedDivNode(dividend, divisor).canonical(null, dividend, divisor))); |
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167 return true; |
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168 } |
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169 }); |
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170 r.register2("remainderUnsigned", type, type, new InvocationPlugin() { |
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171 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode dividend, ValueNode divisor) { |
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172 b.push(kind, b.recursiveAppend(new UnsignedDivNode(dividend, divisor).canonical(null, dividend, divisor))); |
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173 return true; |
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174 } |
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175 }); |
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176 } |
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177 |
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178 private static void registerCharacterPlugins(InvocationPlugins plugins) { |
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179 Registration r = new Registration(plugins, Character.class); |
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180 r.register1("reverseBytes", char.class, new InvocationPlugin() { |
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181 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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182 // return (char) (Integer.reverse(i) >> 16); |
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183 ReverseBytesNode reverse = b.append(new ReverseBytesNode(value)); |
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184 RightShiftNode rightShift = b.append(new RightShiftNode(reverse, b.append(ConstantNode.forInt(16)))); |
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185 ZeroExtendNode charCast = b.append(new ZeroExtendNode(b.append(new NarrowNode(rightShift, 16)), 32)); |
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186 b.push(Kind.Char.getStackKind(), b.recursiveAppend(charCast.canonical(null, value))); |
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187 return true; |
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188 } |
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189 }); |
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190 } |
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191 |
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192 private static void registerShortPlugins(InvocationPlugins plugins) { |
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193 Registration r = new Registration(plugins, Short.class); |
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194 r.register1("reverseBytes", short.class, new InvocationPlugin() { |
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195 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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196 // return (short) (Integer.reverse(i) >> 16); |
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197 ReverseBytesNode reverse = b.append(new ReverseBytesNode(value)); |
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198 RightShiftNode rightShift = b.append(new RightShiftNode(reverse, b.append(ConstantNode.forInt(16)))); |
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199 SignExtendNode charCast = b.append(new SignExtendNode(b.append(new NarrowNode(rightShift, 16)), 32)); |
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200 b.push(Kind.Short.getStackKind(), b.recursiveAppend(charCast.canonical(null, value))); |
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201 return true; |
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202 } |
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203 }); |
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204 } |
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205 |
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206 private static void registerFloatPlugins(InvocationPlugins plugins) { |
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207 Registration r = new Registration(plugins, Float.class); |
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208 r.register1("floatToRawIntBits", float.class, new InvocationPlugin() { |
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209 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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210 b.push(Kind.Int, b.recursiveAppend(new ReinterpretNode(Kind.Int, value).canonical(null, value))); |
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211 return true; |
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212 } |
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213 }); |
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214 r.register1("intBitsToFloat", int.class, new InvocationPlugin() { |
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215 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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216 b.push(Kind.Float, b.recursiveAppend(new ReinterpretNode(Kind.Float, value).canonical(null, value))); |
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217 return true; |
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218 } |
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219 }); |
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220 } |
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221 |
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222 private static void registerDoublePlugins(InvocationPlugins plugins) { |
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223 Registration r = new Registration(plugins, Double.class); |
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224 r.register1("doubleToRawLongBits", double.class, new InvocationPlugin() { |
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225 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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226 b.push(Kind.Long, b.recursiveAppend(new ReinterpretNode(Kind.Long, value).canonical(null, value))); |
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227 return true; |
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228 } |
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229 }); |
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230 r.register1("longBitsToDouble", long.class, new InvocationPlugin() { |
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231 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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232 b.push(Kind.Double, b.recursiveAppend(new ReinterpretNode(Kind.Double, value).canonical(null, value))); |
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233 return true; |
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234 } |
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235 }); |
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236 } |
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237 |
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238 private static void registerMathPlugins(Architecture arch, InvocationPlugins plugins) { |
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239 Registration r = new Registration(plugins, Math.class); |
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240 r.register1("abs", Float.TYPE, new InvocationPlugin() { |
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241 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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242 b.push(Kind.Float, b.recursiveAppend(new AbsNode(value).canonical(null, value))); |
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243 return true; |
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244 } |
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245 }); |
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246 r.register1("abs", Double.TYPE, new InvocationPlugin() { |
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247 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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248 b.push(Kind.Double, b.recursiveAppend(new AbsNode(value).canonical(null, value))); |
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249 return true; |
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250 } |
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251 }); |
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252 r.register1("sqrt", Double.TYPE, new InvocationPlugin() { |
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253 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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254 b.push(Kind.Double, b.recursiveAppend(new SqrtNode(value).canonical(null, value))); |
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255 return true; |
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256 } |
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257 }); |
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258 if (getAndSetEnabled(arch)) { |
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259 r.register1("log", Double.TYPE, new InvocationPlugin() { |
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260 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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261 b.push(Kind.Double, b.recursiveAppend(MathIntrinsicNode.create(value, LOG))); |
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262 return true; |
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263 } |
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264 }); |
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265 r.register1("log10", Double.TYPE, new InvocationPlugin() { |
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266 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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267 b.push(Kind.Double, b.recursiveAppend(MathIntrinsicNode.create(value, LOG10))); |
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268 return true; |
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269 } |
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270 }); |
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271 } |
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272 } |
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273 |
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274 public static class UnsignedMathPlugin implements InvocationPlugin { |
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275 private final Condition condition; |
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276 |
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277 public UnsignedMathPlugin(Condition condition) { |
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278 this.condition = condition; |
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279 } |
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280 |
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281 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode x, ValueNode y) { |
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282 // the mirroring and negation operations get the condition into canonical form |
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283 boolean mirror = condition.canonicalMirror(); |
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284 boolean negate = condition.canonicalNegate(); |
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285 StructuredGraph graph = b.getGraph(); |
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286 |
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287 ValueNode lhs = mirror ? y : x; |
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288 ValueNode rhs = mirror ? x : y; |
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289 |
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290 ValueNode trueValue = ConstantNode.forBoolean(!negate, graph); |
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291 ValueNode falseValue = ConstantNode.forBoolean(negate, graph); |
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292 |
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293 Condition cond = mirror ? condition.mirror() : condition; |
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294 if (negate) { |
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295 cond = cond.negate(); |
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296 } |
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297 |
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298 LogicNode compare = CompareNode.createCompareNode(graph, cond, lhs, rhs, b.getConstantReflection()); |
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299 b.push(Kind.Boolean.getStackKind(), b.append(new ConditionalNode(compare, trueValue, falseValue))); |
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300 return true; |
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301 } |
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302 } |
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303 |
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304 private static void registerUnsignedMathPlugins(InvocationPlugins plugins) { |
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305 Registration r = new Registration(plugins, UnsignedMath.class); |
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306 r.register2("aboveThan", int.class, int.class, new UnsignedMathPlugin(Condition.AT)); |
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307 r.register2("aboveThan", long.class, long.class, new UnsignedMathPlugin(Condition.AT)); |
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308 r.register2("belowThan", int.class, int.class, new UnsignedMathPlugin(Condition.BT)); |
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309 r.register2("belowThan", long.class, long.class, new UnsignedMathPlugin(Condition.BT)); |
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310 r.register2("aboveOrEqual", int.class, int.class, new UnsignedMathPlugin(Condition.AE)); |
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311 r.register2("aboveOrEqual", long.class, long.class, new UnsignedMathPlugin(Condition.AE)); |
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312 r.register2("belowOrEqual", int.class, int.class, new UnsignedMathPlugin(Condition.BE)); |
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313 r.register2("belowOrEqual", long.class, long.class, new UnsignedMathPlugin(Condition.BE)); |
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314 r.register2("divide", int.class, int.class, new InvocationPlugin() { |
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315 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode x, ValueNode y) { |
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316 b.push(Kind.Int, b.recursiveAppend(new UnsignedDivNode(x, y).canonical(null, x, y))); |
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317 return true; |
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318 } |
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319 }); |
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320 r.register2("divide", long.class, long.class, new InvocationPlugin() { |
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321 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode x, ValueNode y) { |
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322 b.push(Kind.Long, b.recursiveAppend(new UnsignedDivNode(x, y).canonical(null, x, y))); |
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323 return true; |
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324 } |
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325 }); |
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326 r.register2("remainder", int.class, int.class, new InvocationPlugin() { |
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327 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode x, ValueNode y) { |
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328 b.push(Kind.Int, b.recursiveAppend(new UnsignedRemNode(x, y).canonical(null, x, y))); |
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329 return true; |
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330 } |
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331 }); |
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332 r.register2("remainder", long.class, long.class, new InvocationPlugin() { |
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333 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode x, ValueNode y) { |
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334 b.push(Kind.Long, b.recursiveAppend(new UnsignedRemNode(x, y).canonical(null, x, y))); |
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335 return true; |
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336 } |
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337 }); |
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338 } |
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339 |
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340 protected static void registerBoxingPlugins(InvocationPlugins plugins) { |
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341 for (Kind kind : Kind.values()) { |
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342 if (kind.isPrimitive() && kind != Kind.Void) { |
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343 new BoxPlugin(kind).register(plugins); |
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344 new UnboxPlugin(kind).register(plugins); |
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345 } |
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346 } |
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347 } |
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348 |
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349 private static void registerObjectPlugins(InvocationPlugins plugins) { |
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350 Registration r = new Registration(plugins, Object.class); |
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351 r.register1("<init>", Receiver.class, new InvocationPlugin() { |
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352 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode object) { |
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353 if (RegisterFinalizerNode.mayHaveFinalizer(object, b.getAssumptions())) { |
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354 RegisterFinalizerNode registerFinalizer = new RegisterFinalizerNode(object); |
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355 b.append(registerFinalizer); |
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356 registerFinalizer.setStateAfter(b.createStateAfter()); |
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357 } |
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358 return true; |
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359 } |
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360 }); |
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361 } |
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362 |
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363 private static void registerClassPlugins(InvocationPlugins plugins) { |
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364 Registration r = new Registration(plugins, Class.class); |
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365 r.register2("isInstance", Receiver.class, Object.class, new InvocationPlugin() { |
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366 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode type, ValueNode object) { |
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367 ValueNode nullCheckedType = nullCheckedValue(b, type); |
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368 LogicNode condition = b.append(InstanceOfDynamicNode.create(b.getConstantReflection(), nullCheckedType, object)); |
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369 b.push(Kind.Boolean.getStackKind(), b.recursiveAppend(new ConditionalNode(condition).canonical(null))); |
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370 return true; |
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371 } |
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372 }); |
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373 r.register2("isAssignableFrom", Receiver.class, Class.class, new InvocationPlugin() { |
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374 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode type, ValueNode otherType) { |
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375 ClassIsAssignableFromNode condition = b.recursiveAppend(new ClassIsAssignableFromNode(nullCheckedValue(b, type), otherType)); |
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376 b.push(Kind.Boolean.getStackKind(), b.recursiveAppend(new ConditionalNode(condition).canonical(null))); |
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377 return true; |
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378 } |
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379 }); |
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380 r.register2("cast", Receiver.class, Object.class, new InvocationPlugin() { |
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381 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode rcvr, ValueNode object) { |
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382 if (rcvr.isConstant() && !rcvr.isNullConstant()) { |
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383 ResolvedJavaType type = b.getConstantReflection().asJavaType(rcvr.asConstant()); |
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384 if (type != null && !type.isPrimitive()) { |
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385 b.push(Kind.Object, b.append(CheckCastNode.create(type, object, null, false, b.getAssumptions()))); |
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386 return true; |
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387 } |
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388 } |
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389 return false; |
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390 } |
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391 }); |
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392 } |
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393 |
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394 /** |
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395 * Substitutions for improving the performance of some critical methods in {@link Edges}. These |
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396 * substitutions improve the performance by forcing the relevant methods to be inlined |
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397 * (intrinsification being a special form of inlining) and removing a checked cast. The latter |
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398 * cannot be done directly in Java code as {@link DeferredPiNode} is not available to the |
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399 * project containing {@link Edges}. |
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400 */ |
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401 private static void registerEdgesPlugins(MetaAccessProvider metaAccess, InvocationPlugins plugins) { |
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402 Registration r = new Registration(plugins, Edges.class); |
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403 for (Class<?> c : new Class<?>[]{Node.class, NodeList.class}) { |
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404 r.register2("get" + c.getSimpleName() + "Unsafe", Node.class, long.class, new InvocationPlugin() { |
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405 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode node, ValueNode offset) { |
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406 ValueNode value = b.append(new UnsafeLoadNode(node, offset, Kind.Object, LocationIdentity.any())); |
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407 boolean exactType = false; |
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408 boolean nonNull = false; |
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409 b.push(Kind.Object, b.append(new PiNode(value, metaAccess.lookupJavaType(c), exactType, nonNull))); |
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410 return true; |
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411 } |
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412 }); |
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413 r.register3("put" + c.getSimpleName() + "Unsafe", Node.class, long.class, c, new InvocationPlugin() { |
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414 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode node, ValueNode offset, ValueNode value) { |
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415 UnsafeStoreNode unsafeStore = new UnsafeStoreNode(node, offset, value, Kind.Object, LocationIdentity.any()); |
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416 b.append(unsafeStore); |
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417 unsafeStore.setStateAfter(b.createStateAfter()); |
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418 return true; |
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419 } |
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420 }); |
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421 } |
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422 } |
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423 |
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424 public static class BoxPlugin implements InvocationPlugin { |
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425 |
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426 private final Kind kind; |
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427 |
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428 BoxPlugin(Kind kind) { |
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429 this.kind = kind; |
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430 } |
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431 |
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432 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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433 if (b.parsingReplacement()) { |
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434 ResolvedJavaMethod rootMethod = b.getRootMethod(); |
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435 if (b.getMetaAccess().lookupJavaType(BoxingSnippets.class).isAssignableFrom(rootMethod.getDeclaringClass())) { |
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436 // Disable invocation plugins for boxing snippets so that the |
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437 // original JDK methods are inlined |
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438 return false; |
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439 } |
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440 } |
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441 ResolvedJavaType resultType = b.getMetaAccess().lookupJavaType(kind.toBoxedJavaClass()); |
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442 b.push(Kind.Object, b.append(new BoxNode(value, resultType, kind))); |
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443 return true; |
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444 } |
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445 |
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446 void register(InvocationPlugins plugins) { |
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447 plugins.register(this, kind.toBoxedJavaClass(), "valueOf", kind.toJavaClass()); |
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448 } |
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449 } |
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450 |
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451 public static class UnboxPlugin implements InvocationPlugin { |
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452 |
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453 private final Kind kind; |
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454 |
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455 UnboxPlugin(Kind kind) { |
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456 this.kind = kind; |
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457 } |
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458 |
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459 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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460 if (b.parsingReplacement()) { |
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461 ResolvedJavaMethod rootMethod = b.getRootMethod(); |
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462 if (b.getMetaAccess().lookupJavaType(BoxingSnippets.class).isAssignableFrom(rootMethod.getDeclaringClass())) { |
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463 // Disable invocation plugins for unboxing snippets so that the |
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464 // original JDK methods are inlined |
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465 return false; |
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466 } |
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467 } |
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468 ValueNode valueNode = UnboxNode.create(b.getMetaAccess(), b.getConstantReflection(), nullCheckedValue(b, value), kind); |
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469 b.push(kind.getStackKind(), b.append(valueNode)); |
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470 return true; |
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471 } |
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472 |
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473 void register(InvocationPlugins plugins) { |
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474 String name = kind.toJavaClass().getSimpleName() + "Value"; |
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475 plugins.register(this, kind.toBoxedJavaClass(), name, Receiver.class); |
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476 } |
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477 } |
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478 |
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479 public static class UnsafeGetPlugin implements InvocationPlugin { |
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480 |
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481 private final Kind returnKind; |
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482 private final boolean isVolatile; |
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483 |
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484 public UnsafeGetPlugin(Kind returnKind, boolean isVolatile) { |
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485 this.returnKind = returnKind; |
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486 this.isVolatile = isVolatile; |
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487 } |
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488 |
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489 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode ignoredUnsafe, ValueNode address) { |
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490 b.push(returnKind.getStackKind(), b.append(new DirectReadNode(address, returnKind))); |
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491 return true; |
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492 } |
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493 |
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494 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode ignoredUnsafe, ValueNode object, ValueNode offset) { |
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495 if (isVolatile) { |
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496 b.append(new MembarNode(JMM_PRE_VOLATILE_READ)); |
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497 } |
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498 b.push(returnKind.getStackKind(), b.append(new UnsafeLoadNode(object, offset, returnKind, LocationIdentity.any()))); |
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499 if (isVolatile) { |
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500 b.append(new MembarNode(JMM_POST_VOLATILE_READ)); |
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501 } |
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502 return true; |
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503 } |
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504 } |
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505 |
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506 static class UnsafePutPlugin implements InvocationPlugin { |
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507 |
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508 private final Kind kind; |
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509 private final boolean isVolatile; |
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510 |
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511 public UnsafePutPlugin(Kind kind, boolean isVolatile) { |
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512 this.kind = kind; |
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513 this.isVolatile = isVolatile; |
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514 } |
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515 |
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516 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode ignoredUnsafe, ValueNode address, ValueNode value) { |
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517 b.append(new DirectStoreNode(address, value, kind)); |
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518 return true; |
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519 } |
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520 |
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521 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode ignoredUnsafe, ValueNode object, ValueNode offset, ValueNode value) { |
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522 if (isVolatile) { |
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523 b.append(new MembarNode(JMM_PRE_VOLATILE_WRITE)); |
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524 } |
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525 UnsafeStoreNode unsafeStore = new UnsafeStoreNode(object, offset, value, kind, LocationIdentity.any()); |
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526 b.append(unsafeStore); |
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527 unsafeStore.setStateAfter(b.createStateAfter()); |
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528 if (isVolatile) { |
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529 b.append(new MembarNode(JMM_PRE_VOLATILE_WRITE)); |
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530 } |
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531 return true; |
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532 } |
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533 } |
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534 |
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535 private static void registerGraalDirectivesPlugins(InvocationPlugins plugins) { |
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536 Registration r = new Registration(plugins, GraalDirectives.class); |
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537 r.register0("deoptimize", new InvocationPlugin() { |
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538 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod) { |
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539 b.append(new DeoptimizeNode(DeoptimizationAction.None, DeoptimizationReason.TransferToInterpreter)); |
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540 return true; |
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541 } |
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542 }); |
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543 |
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544 r.register0("deoptimizeAndInvalidate", new InvocationPlugin() { |
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545 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod) { |
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546 b.append(new DeoptimizeNode(DeoptimizationAction.InvalidateReprofile, DeoptimizationReason.TransferToInterpreter)); |
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547 return true; |
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548 } |
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549 }); |
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|
550 |
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551 r.register0("inCompiledCode", new InvocationPlugin() { |
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552 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod) { |
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553 b.push(Kind.Int, b.append(ConstantNode.forInt(1))); |
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554 return true; |
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555 } |
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556 }); |
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557 |
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558 r.register0("controlFlowAnchor", new InvocationPlugin() { |
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559 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod) { |
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560 b.append(new ControlFlowAnchorNode()); |
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561 return true; |
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562 } |
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563 }); |
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564 |
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565 r.register2("injectBranchProbability", double.class, boolean.class, new InvocationPlugin() { |
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566 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode probability, ValueNode condition) { |
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567 b.push(Kind.Int, b.append(new BranchProbabilityNode(probability, condition))); |
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568 return true; |
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569 } |
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570 }); |
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571 |
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572 InvocationPlugin blackholePlugin = new InvocationPlugin() { |
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573 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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574 b.append(new BlackholeNode(value)); |
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575 return true; |
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576 } |
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577 }; |
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578 |
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579 for (Kind kind : Kind.values()) { |
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580 if ((kind.isPrimitive() && kind != Kind.Void) || kind == Kind.Object) { |
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581 Class<?> javaClass = kind == Kind.Object ? Object.class : kind.toJavaClass(); |
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582 r.register1("blackhole", javaClass, blackholePlugin); |
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583 |
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584 final Kind stackKind = kind.getStackKind(); |
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585 r.register1("opaque", javaClass, new InvocationPlugin() { |
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586 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode value) { |
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587 b.push(stackKind, b.append(new OpaqueNode(value))); |
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588 return true; |
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589 } |
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590 }); |
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591 } |
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592 } |
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593 } |
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594 |
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|
595 private static void registerJMHBlackholePlugins(InvocationPlugins plugins) { |
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596 InvocationPlugin blackholePlugin = new InvocationPlugin() { |
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597 public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, ValueNode blackhole, ValueNode value) { |
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598 b.append(new BlackholeNode(value)); |
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599 return true; |
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600 } |
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601 }; |
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602 String[] names = {"org.openjdk.jmh.infra.Blackhole", "org.openjdk.jmh.logic.BlackHole"}; |
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603 for (String name : names) { |
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604 Class<?> blackholeClass; |
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605 blackholeClass = ReplacementsImpl.resolveClass(name, true); |
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606 if (blackholeClass != null) { |
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607 Registration r = new Registration(plugins, blackholeClass); |
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608 for (Kind kind : Kind.values()) { |
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609 if ((kind.isPrimitive() && kind != Kind.Void) || kind == Kind.Object) { |
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610 Class<?> javaClass = kind == Kind.Object ? Object.class : kind.toJavaClass(); |
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611 r.register2("consume", Receiver.class, javaClass, blackholePlugin); |
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612 } |
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613 } |
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614 r.register2("consume", Receiver.class, Object[].class, blackholePlugin); |
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615 } |
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616 } |
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617 } |
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618 } |