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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/CompilerDirectives.java @ 15230:df724f63f776

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Truffle API: Introduce new compiler directive inCompiledCode() as the negation of inInterpreter().
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Fri, 18 Apr 2014 14:01:59 +0200
parents f675818d9ad0
children ada0a7729b6f
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1 /*
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2 * Copyright (c) 2013, 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. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api;
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26
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27 import java.lang.annotation.*;
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28 import java.lang.reflect.*;
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29 import java.util.concurrent.*;
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30
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31 import sun.misc.*;
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32
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33 import com.oracle.truffle.api.frame.*;
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34
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35 /**
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36 * Directives that influence the optimizations of the Truffle compiler. All of the operations have
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37 * no effect when executed in the Truffle interpreter.
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38 */
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39 public final class CompilerDirectives {
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40
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41 public static final double LIKELY_PROBABILITY = 0.75;
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42 public static final double UNLIKELY_PROBABILITY = 1.0 - LIKELY_PROBABILITY;
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44 public static final double SLOWPATH_PROBABILITY = 0.0001;
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45 public static final double FASTPATH_PROBABILITY = 1.0 - SLOWPATH_PROBABILITY;
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46
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47 private static final Unsafe UNSAFE = getUnsafe();
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48
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49 private static Unsafe getUnsafe() {
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50 try {
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51 return Unsafe.getUnsafe();
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52 } catch (SecurityException e) {
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53 }
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54 try {
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55 Field theUnsafeInstance = Unsafe.class.getDeclaredField("theUnsafe");
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56 theUnsafeInstance.setAccessible(true);
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57 return (Unsafe) theUnsafeInstance.get(Unsafe.class);
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58 } catch (Exception e) {
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59 throw new RuntimeException("exception while trying to get Unsafe.theUnsafe via reflection:", e);
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60 }
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61 }
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62
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63 /**
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64 * Directive for the compiler to discontinue compilation at this code position and instead
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65 * insert a transfer to the interpreter.
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66 */
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67 public static void transferToInterpreter() {
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68 }
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69
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70 /**
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71 * Directive for the compiler to discontinue compilation at this code position and instead
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72 * insert a transfer to the interpreter, invalidating the currently executing machine code.
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73 */
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74 public static void transferToInterpreterAndInvalidate() {
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75 }
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76
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77 /**
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78 * Returns a boolean value indicating whether the method is executed in the interpreter.
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79 *
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80 * @return {@code true} when executed in the interpreter, {@code false} in compiled code.
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81 */
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82 public static boolean inInterpreter() {
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83 return true;
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84 }
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85
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86 /**
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87 * Returns a boolean value indicating whether the method is executed in the compiled code.
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88 *
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89 * @return {@code false} when executed in the interpreter, {@code true} in compiled code.
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90 */
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91 public static boolean inCompiledCode() {
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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 * Directive for the compiler that the given runnable should only be executed in the interpreter
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97 * and ignored in the compiled code.
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98 *
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99 * @param runnable the closure that should only be executed in the interpreter
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100 */
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101 public static void interpreterOnly(Runnable runnable) {
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102 runnable.run();
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103 }
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104
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105 /**
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106 * Directive for the compiler that the given callable should only be executed in the
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107 * interpreter.
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108 *
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109 * @param callable the closure that should only be executed in the interpreter
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110 * @return the result of executing the closure in the interpreter and null in the compiled code
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111 * @throws Exception If the closure throws an exception when executed in the interpreter.
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112 */
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113 public static <T> T interpreterOnly(Callable<T> callable) throws Exception {
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114 return callable.call();
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115 }
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116
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117 /**
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118 * Injects a probability for the given condition into the probability information of the
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119 * immediately succeeding branch instruction for the condition. The probability must be a value
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120 * between 0.0 and 1.0 (inclusive). The condition should not be a combined condition.
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121 *
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122 * Example usage immediately before an if statement (it specifies that the likelihood for a to
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123 * be greater than b is 90%):
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124 *
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125 * <code>
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126 * if (injectBranchProbability(0.9, a &gt; b)) {
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127 * // ...
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128 * }
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129 * </code>
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130 *
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131 * Example usage for a combined condition (it specifies that the likelihood for a to be greater
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132 * than b is 90% and under the assumption that this is true, the likelihood for a being 0 is
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133 * 10%):
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134 *
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135 * <code>
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136 * if (injectBranchProbability(0.9, a &gt; b) &amp;&amp; injectBranchProbability(0.1, a == 0)) {
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137 * // ...
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138 * }
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139 * </code>
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140 *
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141 * There are predefined constants for commonly used probabilities (see
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142 * {@link #LIKELY_PROBABILITY} , {@link #UNLIKELY_PROBABILITY}, {@link #SLOWPATH_PROBABILITY},
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143 * {@link #FASTPATH_PROBABILITY} ).
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144 *
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145 * @param probability the probability value between 0.0 and 1.0 that should be injected
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146 */
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147 public static boolean injectBranchProbability(double probability, boolean condition) {
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148 assert probability >= 0.0 && probability <= 1.0;
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149 return condition;
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150 }
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151
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152 /**
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153 * Bails out of a compilation (e.g., for guest language features that should never be compiled).
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154 *
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155 * @param reason the reason for the bailout
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156 */
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157 public static void bailout(String reason) {
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158 }
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159
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160 /**
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161 * Marks fields that should be considered final for a Truffle compilation although they are not
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162 * final while executing in the interpreter.
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163 */
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164 @Retention(RetentionPolicy.RUNTIME)
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165 @Target({ElementType.FIELD})
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166 public @interface CompilationFinal {
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167 }
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168
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169 /**
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170 * Casts the given value to the value of the given type without any checks. The class must
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171 * evaluate to a constant. The condition parameter gives a hint to the compiler under which
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172 * circumstances this cast can be moved to an earlier location in the program.
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173 *
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174 * @param value the value that is known to have the specified type
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175 * @param type the specified new type of the value
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176 * @param condition the condition that makes this cast safe also at an earlier location of the
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177 * program
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178 * @return the value to be casted to the new type
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179 */
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180 public static <T> T unsafeCast(Object value, Class<T> type, boolean condition) {
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181 return unsafeCast(value, type, condition, false);
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182 }
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183
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184 /**
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185 * Casts the given value to the value of the given type without any checks. The class must
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186 * evaluate to a constant. The condition parameter gives a hint to the compiler under which
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187 * circumstances this cast can be moved to an earlier location in the program.
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188 *
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189 * @param value the value that is known to have the specified type
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190 * @param type the specified new type of the value
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191 * @param condition the condition that makes this cast safe also at an earlier location of the
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192 * program
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193 * @param nonNull whether value is known to never be null
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194 * @return the value to be casted to the new type
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195 */
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196 @SuppressWarnings("unchecked")
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197 public static <T> T unsafeCast(Object value, Class<T> type, boolean condition, boolean nonNull) {
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198 return (T) value;
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199 }
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200
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201 /**
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202 * Asserts that this value is not null and retrieved from a call to Frame.materialize.
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203 *
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204 * @param value the value that is known to have been obtained via Frame.materialize
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205 * @return the value to be casted to the new type
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206 */
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207 public static MaterializedFrame unsafeFrameCast(MaterializedFrame value) {
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208 return unsafeCast(value, getUnsafeFrameType(), true, true);
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209 }
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210
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211 private static Class<? extends MaterializedFrame> getUnsafeFrameType() {
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212 return MaterializedFrame.class;
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213 }
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214
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215 /**
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216 * Unsafe access to a boolean value within an object. The condition parameter gives a hint to
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217 * the compiler under which circumstances this access can be moved to an earlier location in the
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218 * program. The location identity gives a hint to the compiler for improved global value
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219 * numbering.
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220 *
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221 * @param receiver the object that is accessed
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222 * @param offset the offset at which to access the object in bytes
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223 * @param condition the condition that makes this access safe also at an earlier location in the
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224 * program
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225 * @param locationIdentity the location identity token that can be used for improved global
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226 * value numbering or null
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227 * @return the accessed value
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228 */
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229 public static boolean unsafeGetBoolean(Object receiver, long offset, boolean condition, Object locationIdentity) {
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230 return UNSAFE.getBoolean(receiver, offset);
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231 }
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232
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233 /**
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234 * Unsafe access to a byte value within an object. The condition parameter gives a hint to the
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235 * compiler under which circumstances this access can be moved to an earlier location in the
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236 * program. The location identity gives a hint to the compiler for improved global value
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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237 * numbering.
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238 *
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239 * @param receiver the object that is accessed
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240 * @param offset the offset at which to access the object in bytes
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241 * @param condition the condition that makes this access safe also at an earlier location in the
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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242 * program
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243 * @param locationIdentity the location identity token that can be used for improved global
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244 * value numbering or null
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245 * @return the accessed value
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246 */
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247 public static byte unsafeGetByte(Object receiver, long offset, boolean condition, Object locationIdentity) {
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248 return UNSAFE.getByte(receiver, offset);
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249 }
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250
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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251 /**
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252 * Unsafe access to a short value within an object. The condition parameter gives a hint to the
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253 * compiler under which circumstances this access can be moved to an earlier location in the
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parents: 11897
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254 * program. The location identity gives a hint to the compiler for improved global value
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
255 * numbering.
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Andreas Woess <andreas.woess@jku.at>
parents: 13956
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256 *
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257 * @param receiver the object that is accessed
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258 * @param offset the offset at which to access the object in bytes
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259 * @param condition the condition that makes this access safe also at an earlier location in the
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260 * program
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parents: 11897
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261 * @param locationIdentity the location identity token that can be used for improved global
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parents: 11897
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262 * value numbering or null
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263 * @return the accessed value
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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264 */
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265 public static short unsafeGetShort(Object receiver, long offset, boolean condition, Object locationIdentity) {
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266 return UNSAFE.getShort(receiver, offset);
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267 }
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268
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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269 /**
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Andreas Woess <andreas.woess@jku.at>
parents: 12770
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270 * Unsafe access to an int value within an object. The condition parameter gives a hint to the
11898
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parents: 11897
diff changeset
271 * compiler under which circumstances this access can be moved to an earlier location in the
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272 * program. The location identity gives a hint to the compiler for improved global value
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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273 * numbering.
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274 *
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275 * @param receiver the object that is accessed
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276 * @param offset the offset at which to access the object in bytes
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parents: 11897
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277 * @param condition the condition that makes this access safe also at an earlier location in the
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diff changeset
278 * program
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279 * @param locationIdentity the location identity token that can be used for improved global
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280 * value numbering or null
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281 * @return the accessed value
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282 */
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283 public static int unsafeGetInt(Object receiver, long offset, boolean condition, Object locationIdentity) {
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284 return UNSAFE.getInt(receiver, offset);
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285 }
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286
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287 /**
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288 * Unsafe access to a long value within an object. The condition parameter gives a hint to the
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diff changeset
289 * compiler under which circumstances this access can be moved to an earlier location in the
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parents: 11897
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290 * program. The location identity gives a hint to the compiler for improved global value
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
291 * numbering.
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292 *
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diff changeset
293 * @param receiver the object that is accessed
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diff changeset
294 * @param offset the offset at which to access the object in bytes
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parents: 11897
diff changeset
295 * @param condition the condition that makes this access safe also at an earlier location in the
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
296 * program
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297 * @param locationIdentity the location identity token that can be used for improved global
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
298 * value numbering or null
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parents: 11897
diff changeset
299 * @return the accessed value
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diff changeset
300 */
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301 public static long unsafeGetLong(Object receiver, long offset, boolean condition, Object locationIdentity) {
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302 return UNSAFE.getLong(receiver, offset);
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diff changeset
303 }
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diff changeset
304
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
305 /**
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
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diff changeset
306 * Unsafe access to a float value within an object. The condition parameter gives a hint to the
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
307 * compiler under which circumstances this access can be moved to an earlier location in the
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
308 * program. The location identity gives a hint to the compiler for improved global value
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
309 * numbering.
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Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
310 *
11898
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diff changeset
311 * @param receiver the object that is accessed
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parents: 11897
diff changeset
312 * @param offset the offset at which to access the object in bytes
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
313 * @param condition the condition that makes this access safe also at an earlier location in the
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
314 * program
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
315 * @param locationIdentity the location identity token that can be used for improved global
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
316 * value numbering or null
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
317 * @return the accessed value
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
318 */
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diff changeset
319 public static float unsafeGetFloat(Object receiver, long offset, boolean condition, Object locationIdentity) {
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
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diff changeset
320 return UNSAFE.getFloat(receiver, offset);
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parents: 11897
diff changeset
321 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
322
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
323 /**
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
324 * Unsafe access to a double value within an object. The condition parameter gives a hint to the
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
325 * compiler under which circumstances this access can be moved to an earlier location in the
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
326 * program. The location identity gives a hint to the compiler for improved global value
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
327 * numbering.
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Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
328 *
11898
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parents: 11897
diff changeset
329 * @param receiver the object that is accessed
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
330 * @param offset the offset at which to access the object in bytes
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
331 * @param condition the condition that makes this access safe also at an earlier location in the
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
332 * program
11303
28da427847c5 New Truffle API methods for efficient implementation of a custom type system on top of the JVM.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11279
diff changeset
333 * @param locationIdentity the location identity token that can be used for improved global
28da427847c5 New Truffle API methods for efficient implementation of a custom type system on top of the JVM.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11279
diff changeset
334 * value numbering or null
28da427847c5 New Truffle API methods for efficient implementation of a custom type system on top of the JVM.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11279
diff changeset
335 * @return the accessed value
28da427847c5 New Truffle API methods for efficient implementation of a custom type system on top of the JVM.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11279
diff changeset
336 */
11898
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diff changeset
337 public static double unsafeGetDouble(Object receiver, long offset, boolean condition, Object locationIdentity) {
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
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parents: 11897
diff changeset
338 return UNSAFE.getDouble(receiver, offset);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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339 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
340
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
341 /**
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Andreas Woess <andreas.woess@jku.at>
parents: 12770
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342 * Unsafe access to an Object value within an object. The condition parameter gives a hint to
1541afe9cf15 add missing unsafeGetLong substitution; minor grammar fix (a/an)
Andreas Woess <andreas.woess@jku.at>
parents: 12770
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343 * the compiler under which circumstances this access can be moved to an earlier location in the
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344 * program. The location identity gives a hint to the compiler for improved global value
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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345 * numbering.
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Andreas Woess <andreas.woess@jku.at>
parents: 13956
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346 *
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347 * @param receiver the object that is accessed
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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348 * @param offset the offset at which to access the object in bytes
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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349 * @param condition the condition that makes this access safe also at an earlier location in the
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
350 * program
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351 * @param locationIdentity the location identity token that can be used for improved global
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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352 * value numbering or null
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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353 * @return the accessed value
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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354 */
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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355 public static Object unsafeGetObject(Object receiver, long offset, boolean condition, Object locationIdentity) {
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356 return UNSAFE.getObject(receiver, offset);
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parents: 11897
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357 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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358
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
359 /**
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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360 * Write a boolean value within an object. The location identity gives a hint to the compiler
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
361 * for improved global value numbering.
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Andreas Woess <andreas.woess@jku.at>
parents: 13956
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362 *
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363 * @param receiver the object that is written to
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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364 * @param offset the offset at which to write to the object in bytes
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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365 * @param value the value to be written
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
366 * @param locationIdentity the location identity token that can be used for improved global
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
367 * value numbering or null
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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368 */
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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369 public static void unsafePutBoolean(Object receiver, long offset, boolean value, Object locationIdentity) {
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370 UNSAFE.putBoolean(receiver, offset, value);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
371 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
372
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
373 /**
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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374 * Write a byte value within an object. The location identity gives a hint to the compiler for
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
375 * improved global value numbering.
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Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
376 *
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
377 * @param receiver the object that is written to
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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378 * @param offset the offset at which to write to the object in bytes
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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379 * @param value the value to be written
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
380 * @param locationIdentity the location identity token that can be used for improved global
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
381 * value numbering or null
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
382 */
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
383 public static void unsafePutByte(Object receiver, long offset, byte value, Object locationIdentity) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
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384 UNSAFE.putByte(receiver, offset, value);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
385 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
386
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
387 /**
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
388 * Write a short value within an object. The location identity gives a hint to the compiler for
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
389 * improved global value numbering.
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Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
390 *
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
391 * @param receiver the object that is written to
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
392 * @param offset the offset at which to write to the object in bytes
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
393 * @param value the value to be written
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
394 * @param locationIdentity the location identity token that can be used for improved global
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
395 * value numbering or null
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
396 */
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
397 public static void unsafePutShort(Object receiver, long offset, short value, Object locationIdentity) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
398 UNSAFE.putShort(receiver, offset, value);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
399 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
400
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
401 /**
13955
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Andreas Woess <andreas.woess@jku.at>
parents: 12770
diff changeset
402 * Write an int value within an object. The location identity gives a hint to the compiler for
11898
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
403 * improved global value numbering.
14880
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Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
404 *
11898
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
405 * @param receiver the object that is written to
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
406 * @param offset the offset at which to write to the object in bytes
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
407 * @param value the value to be written
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
408 * @param locationIdentity the location identity token that can be used for improved global
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
409 * value numbering or null
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
410 */
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
411 public static void unsafePutInt(Object receiver, long offset, int value, Object locationIdentity) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
412 UNSAFE.putInt(receiver, offset, value);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
413 }
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
414
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
415 /**
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
416 * Write a long value within an object. The location identity gives a hint to the compiler for
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
417 * improved global value numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
418 *
11898
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
419 * @param receiver the object that is written to
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
420 * @param offset the offset at which to write to the object in bytes
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
421 * @param value the value to be written
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
422 * @param locationIdentity the location identity token that can be used for improved global
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
423 * value numbering or null
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
424 */
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
425 public static void unsafePutLong(Object receiver, long offset, long value, Object locationIdentity) {
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
426 UNSAFE.putLong(receiver, offset, value);
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
427 }
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
428
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
429 /**
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
430 * Write a float value within an object. The location identity gives a hint to the compiler for
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
431 * improved global value numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
432 *
11898
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
433 * @param receiver the object that is written to
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
434 * @param offset the offset at which to write to the object in bytes
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
435 * @param value the value to be written
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
436 * @param locationIdentity the location identity token that can be used for improved global
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
437 * value numbering or null
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
438 */
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
439 public static void unsafePutFloat(Object receiver, long offset, float value, Object locationIdentity) {
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
440 UNSAFE.putFloat(receiver, offset, value);
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
441 }
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
442
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
443 /**
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
444 * Write a double value within an object. The location identity gives a hint to the compiler for
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
445 * improved global value numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
446 *
11898
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
447 * @param receiver the object that is written to
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
448 * @param offset the offset at which to write to the object in bytes
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
449 * @param value the value to be written
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
450 * @param locationIdentity the location identity token that can be used for improved global
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
451 * value numbering or null
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
452 */
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
453 public static void unsafePutDouble(Object receiver, long offset, double value, Object locationIdentity) {
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
454 UNSAFE.putDouble(receiver, offset, value);
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
455 }
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
456
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
457 /**
13955
1541afe9cf15 add missing unsafeGetLong substitution; minor grammar fix (a/an)
Andreas Woess <andreas.woess@jku.at>
parents: 12770
diff changeset
458 * Write an Object value within an object. The location identity gives a hint to the compiler
1541afe9cf15 add missing unsafeGetLong substitution; minor grammar fix (a/an)
Andreas Woess <andreas.woess@jku.at>
parents: 12770
diff changeset
459 * for improved global value numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
460 *
11898
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
461 * @param receiver the object that is written to
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
462 * @param offset the offset at which to write to the object in bytes
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
463 * @param value the value to be written
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
464 * @param locationIdentity the location identity token that can be used for improved global
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
465 * value numbering or null
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
466 */
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
467 public static void unsafePutObject(Object receiver, long offset, Object value, Object locationIdentity) {
f753092f608d Adjustments to unsafe access and unsafe cast compiler directives in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11897
diff changeset
468 UNSAFE.putObject(receiver, offset, value);
11303
28da427847c5 New Truffle API methods for efficient implementation of a custom type system on top of the JVM.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11279
diff changeset
469 }
28da427847c5 New Truffle API methods for efficient implementation of a custom type system on top of the JVM.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11279
diff changeset
470
28da427847c5 New Truffle API methods for efficient implementation of a custom type system on top of the JVM.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11279
diff changeset
471 /**
13956
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
472 * Unsafe access to a final boolean value within an object. The condition parameter gives a hint
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
473 * to the compiler under which circumstances this access can be moved to an earlier location in
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
474 * the program. The location identity gives a hint to the compiler for improved global value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
475 * numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
476 *
13956
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
477 * @param receiver the object that is accessed
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
478 * @param offset the offset at which to access the object in bytes
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
479 * @param condition the condition that makes this access safe also at an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
480 * program
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
481 * @param locationIdentity the location identity token that can be used for improved global
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
482 * value numbering or null
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
483 * @return the accessed value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
484 */
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
485 public static boolean unsafeGetFinalBoolean(Object receiver, long offset, boolean condition, Object locationIdentity) {
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
486 return UNSAFE.getBoolean(receiver, offset);
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
487 }
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
488
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
489 /**
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
490 * Unsafe access to a final byte value within an object. The condition parameter gives a hint to
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
491 * the compiler under which circumstances this access can be moved to an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
492 * program. The location identity gives a hint to the compiler for improved global value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
493 * numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
494 *
13956
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
495 * @param receiver the object that is accessed
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
496 * @param offset the offset at which to access the object in bytes
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
497 * @param condition the condition that makes this access safe also at an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
498 * program
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
499 * @param locationIdentity the location identity token that can be used for improved global
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
500 * value numbering or null
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
501 * @return the accessed value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
502 */
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
503 public static byte unsafeGetFinalByte(Object receiver, long offset, boolean condition, Object locationIdentity) {
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
504 return UNSAFE.getByte(receiver, offset);
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
505 }
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
506
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
507 /**
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
508 * Unsafe access to a final short value within an object. The condition parameter gives a hint
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
509 * to the compiler under which circumstances this access can be moved to an earlier location in
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
510 * the program. The location identity gives a hint to the compiler for improved global value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
511 * numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
512 *
13956
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
513 * @param receiver the object that is accessed
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
514 * @param offset the offset at which to access the object in bytes
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
515 * @param condition the condition that makes this access safe also at an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
516 * program
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
517 * @param locationIdentity the location identity token that can be used for improved global
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
518 * value numbering or null
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
519 * @return the accessed value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
520 */
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
521 public static short unsafeGetFinalShort(Object receiver, long offset, boolean condition, Object locationIdentity) {
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
522 return UNSAFE.getShort(receiver, offset);
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
523 }
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
524
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
525 /**
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
526 * Unsafe access to a final int value within an object. The condition parameter gives a hint to
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
527 * the compiler under which circumstances this access can be moved to an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
528 * program. The location identity gives a hint to the compiler for improved global value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
529 * numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
530 *
13956
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
531 * @param receiver the object that is accessed
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
532 * @param offset the offset at which to access the object in bytes
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
533 * @param condition the condition that makes this access safe also at an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
534 * program
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
535 * @param locationIdentity the location identity token that can be used for improved global
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
536 * value numbering or null
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
537 * @return the accessed value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
538 */
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
539 public static int unsafeGetFinalInt(Object receiver, long offset, boolean condition, Object locationIdentity) {
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
540 return UNSAFE.getInt(receiver, offset);
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
541 }
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
542
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
543 /**
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
544 * Unsafe access to a final long value within an object. The condition parameter gives a hint to
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
545 * the compiler under which circumstances this access can be moved to an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
546 * program. The location identity gives a hint to the compiler for improved global value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
547 * numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
548 *
13956
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
549 * @param receiver the object that is accessed
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
550 * @param offset the offset at which to access the object in bytes
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
551 * @param condition the condition that makes this access safe also at an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
552 * program
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
553 * @param locationIdentity the location identity token that can be used for improved global
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
554 * value numbering or null
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
555 * @return the accessed value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
556 */
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
557 public static long unsafeGetFinalLong(Object receiver, long offset, boolean condition, Object locationIdentity) {
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
558 return UNSAFE.getLong(receiver, offset);
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
559 }
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
560
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
561 /**
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
562 * Unsafe access to a final float value within an object. The condition parameter gives a hint
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
563 * to the compiler under which circumstances this access can be moved to an earlier location in
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
564 * the program. The location identity gives a hint to the compiler for improved global value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
565 * numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
566 *
13956
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
567 * @param receiver the object that is accessed
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
568 * @param offset the offset at which to access the object in bytes
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
569 * @param condition the condition that makes this access safe also at an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
570 * program
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
571 * @param locationIdentity the location identity token that can be used for improved global
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
572 * value numbering or null
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
573 * @return the accessed value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
574 */
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
575 public static float unsafeGetFinalFloat(Object receiver, long offset, boolean condition, Object locationIdentity) {
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
576 return UNSAFE.getFloat(receiver, offset);
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
577 }
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
578
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
579 /**
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
580 * Unsafe access to a final double value within an object. The condition parameter gives a hint
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
581 * to the compiler under which circumstances this access can be moved to an earlier location in
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
582 * the program. The location identity gives a hint to the compiler for improved global value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
583 * numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
584 *
13956
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
585 * @param receiver the object that is accessed
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
586 * @param offset the offset at which to access the object in bytes
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
587 * @param condition the condition that makes this access safe also at an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
588 * program
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
589 * @param locationIdentity the location identity token that can be used for improved global
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
590 * value numbering or null
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
591 * @return the accessed value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
592 */
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
593 public static double unsafeGetFinalDouble(Object receiver, long offset, boolean condition, Object locationIdentity) {
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
594 return UNSAFE.getDouble(receiver, offset);
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
595 }
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
596
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
597 /**
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
598 * Unsafe access to a final Object value within an object. The condition parameter gives a hint
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
599 * to the compiler under which circumstances this access can be moved to an earlier location in
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
600 * the program. The location identity gives a hint to the compiler for improved global value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
601 * numbering.
14880
73546bd550f0 CompilerDirectives: add optional nonNull parameter to unsafeCast
Andreas Woess <andreas.woess@jku.at>
parents: 13956
diff changeset
602 *
13956
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
603 * @param receiver the object that is accessed
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
604 * @param offset the offset at which to access the object in bytes
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
605 * @param condition the condition that makes this access safe also at an earlier location in the
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
606 * program
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
607 * @param locationIdentity the location identity token that can be used for improved global
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
608 * value numbering or null
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
609 * @return the accessed value
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
610 */
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
611 public static Object unsafeGetFinalObject(Object receiver, long offset, boolean condition, Object locationIdentity) {
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
612 return UNSAFE.getObject(receiver, offset);
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
613 }
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
614
fca29edf5667 experimental CompilerDirectives.unsafeGetFinal*
Andreas Woess <andreas.woess@jku.at>
parents: 13955
diff changeset
615 /**
10687
d2055a110396 Introduce CompilerDirectives.SlowPath annotation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10650
diff changeset
616 * Marks methods that are considered slowpath and should therefore not be inlined by default.
d2055a110396 Introduce CompilerDirectives.SlowPath annotation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10650
diff changeset
617 */
d2055a110396 Introduce CompilerDirectives.SlowPath annotation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10650
diff changeset
618 @Retention(RetentionPolicy.RUNTIME)
d2055a110396 Introduce CompilerDirectives.SlowPath annotation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10650
diff changeset
619 @Target({ElementType.METHOD})
d2055a110396 Introduce CompilerDirectives.SlowPath annotation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10650
diff changeset
620 public @interface SlowPath {
d2055a110396 Introduce CompilerDirectives.SlowPath annotation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10650
diff changeset
621 }
11495
3662471dcfaa Introduce CompilerDirectives.ValueType annotation in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11322
diff changeset
622
3662471dcfaa Introduce CompilerDirectives.ValueType annotation in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11322
diff changeset
623 /**
3662471dcfaa Introduce CompilerDirectives.ValueType annotation in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11322
diff changeset
624 * Marks classes as value types. Reference comparisons (==) between instances of those classes
3662471dcfaa Introduce CompilerDirectives.ValueType annotation in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11322
diff changeset
625 * have undefined semantics and can either return true or false.
3662471dcfaa Introduce CompilerDirectives.ValueType annotation in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11322
diff changeset
626 */
3662471dcfaa Introduce CompilerDirectives.ValueType annotation in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11322
diff changeset
627 @Retention(RetentionPolicy.RUNTIME)
3662471dcfaa Introduce CompilerDirectives.ValueType annotation in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11322
diff changeset
628 @Target({ElementType.TYPE})
3662471dcfaa Introduce CompilerDirectives.ValueType annotation in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11322
diff changeset
629 public @interface ValueType {
3662471dcfaa Introduce CompilerDirectives.ValueType annotation in Truffle API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 11322
diff changeset
630 }
15064
f675818d9ad0 new getStackTrace and getCurrentFrame functionality in TruffleRuntime
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
631
f675818d9ad0 new getStackTrace and getCurrentFrame functionality in TruffleRuntime
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
632 /**
f675818d9ad0 new getStackTrace and getCurrentFrame functionality in TruffleRuntime
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
633 * Ensures that the given object is not virtual, i.e., not removed by Escape Analysis at the
f675818d9ad0 new getStackTrace and getCurrentFrame functionality in TruffleRuntime
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
634 * point of this call.
f675818d9ad0 new getStackTrace and getCurrentFrame functionality in TruffleRuntime
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
635 *
f675818d9ad0 new getStackTrace and getCurrentFrame functionality in TruffleRuntime
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
636 * @param obj the object to exclude from Escape Analysis
f675818d9ad0 new getStackTrace and getCurrentFrame functionality in TruffleRuntime
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
637 */
f675818d9ad0 new getStackTrace and getCurrentFrame functionality in TruffleRuntime
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
638 public static void materialize(Object obj) {
f675818d9ad0 new getStackTrace and getCurrentFrame functionality in TruffleRuntime
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
639 }
9283
159ac409c27a Fix new line at end of file.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 9282
diff changeset
640 }