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annotate graal/com.oracle.graal.snippets.test/src/com/oracle/graal/snippets/IntrinsificationTest.java @ 7224:fb16d8681ddc

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bugfixes for compiler intrinsics added more unsafe intrinsics
author Christian Haeubl <haeubl@ssw.jku.at>
date Wed, 12 Dec 2012 15:05:21 +0100
parents e2ea829fafd9
children 31c4d9f9e922
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7220
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1 /*
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.snippets;
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24
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25 import static org.junit.Assert.*;
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26
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27 import java.util.concurrent.*;
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28
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29 import org.junit.*;
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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.graal.api.code.*;
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34 import com.oracle.graal.compiler.test.*;
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35 import com.oracle.graal.debug.*;
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36 import com.oracle.graal.nodes.*;
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37 import com.oracle.graal.phases.*;
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38 import com.oracle.graal.phases.common.*;
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39
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40
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41 public class IntrinsificationTest extends GraalCompilerTest {
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42 @Test
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43 public void testObjectIntrinsics() {
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44 test("getClassSnippet");
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45 test("objectHashCodeSnippet");
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46 }
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47
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48 @SuppressWarnings("all")
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49 public static boolean getClassSnippet(Object obj) {
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50 return obj.getClass() == String.class;
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51 }
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52 @SuppressWarnings("all")
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53 public static int objectHashCodeSnippet(A obj) {
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54 return obj.hashCode();
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55 }
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56
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57
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58 @Test
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59 public void testClassIntrinsics() {
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60 test("getModifiersSnippet");
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61 // test("isInstanceSnippet");
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62 test("isInterfaceSnippet");
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63 test("isArraySnippet");
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64 test("isPrimitiveSnippet");
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65 test("getSuperClassSnippet");
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66 test("getComponentTypeSnippet");
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67 }
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68
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69 @SuppressWarnings("all")
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70 public static int getModifiersSnippet(Class<?> clazz) {
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71 return clazz.getModifiers();
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72 }
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73 @SuppressWarnings("all")
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74 public static boolean isInstanceSnippet(Class<?> clazz) {
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75 return clazz.isInstance(Number.class);
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76 }
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77 @SuppressWarnings("all")
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78 public static boolean isInterfaceSnippet(Class<?> clazz) {
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79 return clazz.isInterface();
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80 }
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81 @SuppressWarnings("all")
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82 public static boolean isArraySnippet(Class<?> clazz) {
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83 return clazz.isArray();
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84 }
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85 @SuppressWarnings("all")
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86 public static boolean isPrimitiveSnippet(Class<?> clazz) {
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87 return clazz.isPrimitive();
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88 }
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89 @SuppressWarnings("all")
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90 public static Class<?> getSuperClassSnippet(Class<?> clazz) {
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91 return clazz.getSuperclass();
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92 }
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93 @SuppressWarnings("all")
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94 public static Class<?> getComponentTypeSnippet(Class<?> clazz) {
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95 return clazz.getComponentType();
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96 }
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97
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98
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99 @Test
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100 public void testThreadIntrinsics() {
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101 test("currentThreadSnippet");
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102 test("threadIsInterruptedSnippet");
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103 test("threadInterruptedSnippet");
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104 }
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105
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106 @SuppressWarnings("all")
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107 public static Thread currentThreadSnippet() {
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108 return Thread.currentThread();
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109 }
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110 @SuppressWarnings("all")
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111 public static boolean threadIsInterruptedSnippet(Thread thread) {
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112 return thread.isInterrupted();
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113 }
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114 @SuppressWarnings("all")
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115 public static boolean threadInterruptedSnippet() {
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116 return Thread.interrupted();
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117 }
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118
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119
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120 @Test
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121 public void testSystemIntrinsics() {
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122 test("systemTimeSnippet");
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123 test("systemIdentityHashCode");
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124 // test("arraycopySnippet");
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125 }
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126
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127 @SuppressWarnings("all")
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128 public static long systemTimeSnippet() {
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129 return System.currentTimeMillis() + System.nanoTime();
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130 }
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131 @SuppressWarnings("all")
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132 public static int systemIdentityHashCode(Object obj) {
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133 return System.identityHashCode(obj);
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134 }
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135 @SuppressWarnings("all")
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136 public static void arraycopySnippet(int[] src, int srcPos, int[] dest, int destPos, int length) {
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137 System.arraycopy(src, srcPos, dest, destPos, length);
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138 }
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139
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140
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141 @Test
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142 public void testUnsafeIntrinsics() {
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143 test("unsafeCompareAndSwapIntSnippet");
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144 test("unsafeCompareAndSwapLongSnippet");
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145 test("unsafeCompareAndSwapObjectSnippet");
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146
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147 test("unsafeGetBooleanSnippet");
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148 test("unsafeGetByteSnippet");
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149 test("unsafeGetShortSnippet");
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150 test("unsafeGetCharSnippet");
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151 test("unsafeGetIntSnippet");
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152 test("unsafeGetFloatSnippet");
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153 test("unsafeGetDoubleSnippet");
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154 test("unsafeGetObjectSnippet");
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155
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156 test("unsafePutBooleanSnippet");
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157 test("unsafePutByteSnippet");
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158 test("unsafePutShortSnippet");
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159 test("unsafePutCharSnippet");
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160 test("unsafePutIntSnippet");
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diff changeset
161 test("unsafePutFloatSnippet");
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diff changeset
162 test("unsafePutDoubleSnippet");
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163 test("unsafePutObjectSnippet");
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164
7224
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parents: 7223
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165 test("unsafeDirectMemoryReadSnippet");
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parents: 7223
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166 test("unsafeDirectMemoryWriteSnippet");
7220
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167 }
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168
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169 @SuppressWarnings("all")
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170 public static boolean unsafeCompareAndSwapIntSnippet(Unsafe unsafe, Object obj, long offset) {
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171 return unsafe.compareAndSwapInt(obj, offset, 0, 1);
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172 }
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173 @SuppressWarnings("all")
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174 public static boolean unsafeCompareAndSwapLongSnippet(Unsafe unsafe, Object obj, long offset) {
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175 return unsafe.compareAndSwapLong(obj, offset, 0, 1);
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176 }
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177 @SuppressWarnings("all")
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178 public static boolean unsafeCompareAndSwapObjectSnippet(Unsafe unsafe, Object obj, long offset) {
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179 return unsafe.compareAndSwapObject(obj, offset, null, new Object());
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180 }
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181 @SuppressWarnings("all")
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182 public static boolean unsafeGetBooleanSnippet(Unsafe unsafe, Object obj, long offset) {
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183 return unsafe.getBoolean(obj, offset) &&
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184 unsafe.getBooleanVolatile(obj, offset);
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185 }
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186 @SuppressWarnings("all")
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187 public static int unsafeGetByteSnippet(Unsafe unsafe, Object obj, long offset) {
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188 return unsafe.getByte(obj, offset) +
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189 unsafe.getByteVolatile(obj, offset);
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190 }
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191 @SuppressWarnings("all")
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192 public static int unsafeGetShortSnippet(Unsafe unsafe, Object obj, long offset) {
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193 return unsafe.getShort(obj, offset) +
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194 unsafe.getShortVolatile(obj, offset);
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195 }
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196 @SuppressWarnings("all")
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197 public static int unsafeGetCharSnippet(Unsafe unsafe, Object obj, long offset) {
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198 return unsafe.getChar(obj, offset) +
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199 unsafe.getCharVolatile(obj, offset);
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200 }
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201 @SuppressWarnings("all")
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202 public static int unsafeGetIntSnippet(Unsafe unsafe, Object obj, long offset) {
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203 return unsafe.getInt(obj, offset) +
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204 unsafe.getIntVolatile(obj, offset);
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205 }
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206 @SuppressWarnings("all")
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207 public static long unsafeGetLongSnippet(Unsafe unsafe, Object obj, long offset) {
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208 return unsafe.getLong(obj, offset) +
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209 unsafe.getLongVolatile(obj, offset);
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210 }
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211 @SuppressWarnings("all")
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212 public static float unsafeGetFloatSnippet(Unsafe unsafe, Object obj, long offset) {
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213 return unsafe.getFloat(obj, offset) +
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214 unsafe.getFloatVolatile(obj, offset);
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215 }
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216 @SuppressWarnings("all")
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217 public static double unsafeGetDoubleSnippet(Unsafe unsafe, Object obj, long offset) {
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218 return unsafe.getDouble(obj, offset) +
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219 unsafe.getDoubleVolatile(obj, offset);
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220 }
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221 @SuppressWarnings("all")
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222 public static boolean unsafeGetObjectSnippet(Unsafe unsafe, Object obj, long offset) {
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223 return unsafe.getObject(obj, offset) == unsafe.getObjectVolatile(obj, offset);
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224 }
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225 @SuppressWarnings("all")
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226 public static void unsafePutBooleanSnippet(Unsafe unsafe, Object obj, long offset, boolean value) {
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227 unsafe.putBoolean(obj, offset, value);
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228 unsafe.putBooleanVolatile(obj, offset, value);
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229 }
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230 @SuppressWarnings("all")
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231 public static void unsafePutByteSnippet(Unsafe unsafe, Object obj, long offset, byte value) {
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232 unsafe.putByte(obj, offset, value);
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233 unsafe.putByteVolatile(obj, offset, value);
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234 }
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235 @SuppressWarnings("all")
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236 public static void unsafePutShortSnippet(Unsafe unsafe, Object obj, long offset, short value) {
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237 unsafe.putShort(obj, offset, value);
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diff changeset
238 unsafe.putShortVolatile(obj, offset, value);
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239 }
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diff changeset
240 @SuppressWarnings("all")
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241 public static void unsafePutCharSnippet(Unsafe unsafe, Object obj, long offset, char value) {
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242 unsafe.putChar(obj, offset, value);
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243 unsafe.putCharVolatile(obj, offset, value);
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244 }
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245 @SuppressWarnings("all")
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246 public static void unsafePutIntSnippet(Unsafe unsafe, Object obj, long offset, int value) {
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247 unsafe.putInt(obj, offset, value);
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diff changeset
248 unsafe.putIntVolatile(obj, offset, value);
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diff changeset
249 unsafe.putOrderedInt(obj, offset, value);
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250 }
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251 @SuppressWarnings("all")
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252 public static void unsafePutLongSnippet(Unsafe unsafe, Object obj, long offset, long value) {
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253 unsafe.putLong(obj, offset, value);
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diff changeset
254 unsafe.putLongVolatile(obj, offset, value);
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diff changeset
255 unsafe.putOrderedLong(obj, offset, value);
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256 }
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diff changeset
257 @SuppressWarnings("all")
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258 public static void unsafePutFloatSnippet(Unsafe unsafe, Object obj, long offset, float value) {
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diff changeset
259 unsafe.putFloat(obj, offset, value);
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diff changeset
260 unsafe.putFloatVolatile(obj, offset, value);
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261 }
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diff changeset
262 @SuppressWarnings("all")
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263 public static void unsafePutDoubleSnippet(Unsafe unsafe, Object obj, long offset, double value) {
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264 unsafe.putDouble(obj, offset, value);
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diff changeset
265 unsafe.putDoubleVolatile(obj, offset, value);
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266 }
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267 @SuppressWarnings("all")
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268 public static void unsafePutObjectSnippet(Unsafe unsafe, Object obj, long offset, Object value) {
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269 unsafe.putObject(obj, offset, value);
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270 unsafe.putObjectVolatile(obj, offset, value);
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271 unsafe.putOrderedObject(obj, offset, value);
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272 }
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273 @SuppressWarnings("all")
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274 public static double unsafeDirectMemoryReadSnippet(Unsafe unsafe, long address) {
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275 // Unsafe.getBoolean(long) and Unsafe.getObject(long) do not exist
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276 return unsafe.getByte(address) +
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277 unsafe.getShort(address) +
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278 unsafe.getChar(address) +
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diff changeset
279 unsafe.getInt(address) +
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280 unsafe.getLong(address) +
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diff changeset
281 unsafe.getFloat(address) +
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282 unsafe.getDouble(address);
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283 }
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diff changeset
284 @SuppressWarnings("all")
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diff changeset
285 public static void unsafeDirectMemoryWriteSnippet(Unsafe unsafe, long address, byte value) {
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286 // Unsafe.putBoolean(long) and Unsafe.putObject(long) do not exist
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diff changeset
287 unsafe.putByte(address, value);
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diff changeset
288 unsafe.putShort(address, value);
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diff changeset
289 unsafe.putChar(address, (char) value);
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diff changeset
290 unsafe.putInt(address, value);
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diff changeset
291 unsafe.putLong(address, value);
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Christian Haeubl <haeubl@ssw.jku.at>
parents:
diff changeset
292 unsafe.putFloat(address, value);
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parents:
diff changeset
293 unsafe.putDouble(address, value);
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diff changeset
294 }
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diff changeset
295
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diff changeset
296
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diff changeset
297 @Test
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298 public void testMathIntrinsics() {
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diff changeset
299 test("mathSnippet");
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300 }
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diff changeset
301
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302 @SuppressWarnings("all")
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303 public static double mathSnippet(double value) {
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304 return Math.abs(value) +
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305 Math.sqrt(value) +
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306 Math.log(value) +
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307 Math.log10(value) +
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308 Math.sin(value) +
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309 Math.cos(value) +
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310 Math.tan(value);
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311 // Math.exp(value) +
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312 // Math.pow(value, 13);
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313 }
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314
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315
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316 @Test
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317 public void testIntegerIntrinsics() {
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318 // TODO (chaeubl): some methods have Java implementations -> check more than Invoke nodes
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319 test("integerSnippet");
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320 }
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321
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322 @SuppressWarnings("all")
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323 public static int integerSnippet(int value) {
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324 return Integer.reverseBytes(value) +
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325 Integer.numberOfLeadingZeros(value) +
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326 Integer.numberOfTrailingZeros(value);
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327 }
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328
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329
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330 @Test
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331 public void testLongIntrinsics() {
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332 test("longSnippet");
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333 }
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334
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335 @SuppressWarnings("all")
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336 public static long longSnippet(long value) {
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337 return Long.reverseBytes(value) +
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338 Long.numberOfLeadingZeros(value) +
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339 Long.numberOfTrailingZeros(value);
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340 }
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341
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342
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343 @Test
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344 public void testFloatIntrinsics() {
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345 test("floatSnippet");
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346 }
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347
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348 @SuppressWarnings("all")
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349 public static float floatSnippet(float value) {
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350 return Float.intBitsToFloat(Float.floatToIntBits(value));
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351 }
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352
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353
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354 @Test
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355 public void testDoubleIntrinsics() {
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356 test("doubleSnippet");
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357 }
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358
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359 @SuppressWarnings("all")
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360 public static double doubleSnippet(double value) {
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361 return Double.longBitsToDouble(Double.doubleToLongBits(value));
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362 }
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363
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364
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365 private StructuredGraph test(final String snippet) {
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366 return Debug.scope("IntrinsificationTest", new DebugDumpScope(snippet), new Callable<StructuredGraph>() {
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367 @Override
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368 public StructuredGraph call() {
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369 StructuredGraph graph = parse(snippet);
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370 PhasePlan phasePlan = getDefaultPhasePlan();
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371 Assumptions assumptions = new Assumptions(true);
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372 new ComputeProbabilityPhase().apply(graph);
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373 Debug.dump(graph, "Graph");
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374 new InliningPhase(null, runtime(), null, assumptions, null, phasePlan, OptimisticOptimizations.ALL).apply(graph);
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375 Debug.dump(graph, "Graph");
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376 new CanonicalizerPhase(null, runtime(), assumptions).apply(graph);
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377 new DeadCodeEliminationPhase().apply(graph);
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378
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379 assertNoInvokes(graph);
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380 return graph;
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381 }
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382 });
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383 }
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384
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385 private static boolean assertNoInvokes(StructuredGraph graph) {
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386 for (Invoke invoke: graph.getInvokes()) {
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387 fail(invoke.toString());
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388 }
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389 return false;
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390 }
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391
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392 private static class A {
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393 }
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394 }