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annotate graal/com.oracle.graal.snippets.test/src/com/oracle/graal/snippets/IntrinsificationTest.java @ 7225:31c4d9f9e922

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adder better CHA support added more test cases for inlining and intrinsification
author Christian Haeubl <haeubl@ssw.jku.at>
date Fri, 14 Dec 2012 12:05:35 +0100
parents fb16d8681ddc
children 5b969d6f4606
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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.graph.*;
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37 import com.oracle.graal.nodes.*;
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38 import com.oracle.graal.nodes.calc.*;
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39 import com.oracle.graal.phases.*;
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40 import com.oracle.graal.phases.common.*;
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41 import com.oracle.graal.snippets.nodes.*;
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42
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43 /**
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44 * Tests if compiler intrinsics are inlined correctly. Most test cases only assert that there are no remaining
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45 * invocations in the graph. This is sufficient if the method that is being intrinsified is a native method.
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46 * For Java methods, additional checks are necessary.
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47 */
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48 public class IntrinsificationTest extends GraalCompilerTest {
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49 @Test
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50 public void testObjectIntrinsics() {
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51 test("getClassSnippet");
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52 test("objectHashCodeSnippet");
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53 }
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54
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55 @SuppressWarnings("all")
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56 public static boolean getClassSnippet(Object obj, Class<?> clazz) {
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57 return obj.getClass() == clazz;
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58 }
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59 @SuppressWarnings("all")
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60 public static int objectHashCodeSnippet(TestClassA obj) {
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61 return obj.hashCode();
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62 }
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63
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64
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65 @Test
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66 public void testClassIntrinsics() {
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67 test("getModifiersSnippet");
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68 // test("isInstanceSnippet");
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69 test("isInterfaceSnippet");
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70 test("isArraySnippet");
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71 test("isPrimitiveSnippet");
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72 test("getSuperClassSnippet");
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73 test("getComponentTypeSnippet");
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74 }
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75
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76 @SuppressWarnings("all")
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77 public static int getModifiersSnippet(Class<?> clazz) {
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78 return clazz.getModifiers();
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79 }
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80 @SuppressWarnings("all")
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81 public static boolean isInstanceSnippet(Class<?> clazz) {
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82 return clazz.isInstance(Number.class);
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83 }
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84 @SuppressWarnings("all")
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85 public static boolean isInterfaceSnippet(Class<?> clazz) {
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86 return clazz.isInterface();
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87 }
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88 @SuppressWarnings("all")
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89 public static boolean isArraySnippet(Class<?> clazz) {
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90 return clazz.isArray();
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91 }
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92 @SuppressWarnings("all")
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93 public static boolean isPrimitiveSnippet(Class<?> clazz) {
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94 return clazz.isPrimitive();
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95 }
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96 @SuppressWarnings("all")
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97 public static Class<?> getSuperClassSnippet(Class<?> clazz) {
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98 return clazz.getSuperclass();
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99 }
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100 @SuppressWarnings("all")
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101 public static Class<?> getComponentTypeSnippet(Class<?> clazz) {
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102 return clazz.getComponentType();
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103 }
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104
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105
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106 @Test
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107 public void testThreadIntrinsics() {
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108 test("currentThreadSnippet");
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109 test("threadIsInterruptedSnippet");
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110 test("threadInterruptedSnippet");
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111 }
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112
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113 @SuppressWarnings("all")
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114 public static Thread currentThreadSnippet() {
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115 return Thread.currentThread();
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116 }
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117 @SuppressWarnings("all")
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118 public static boolean threadIsInterruptedSnippet(Thread thread) {
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119 return thread.isInterrupted();
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120 }
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121 @SuppressWarnings("all")
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122 public static boolean threadInterruptedSnippet() {
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123 return Thread.interrupted();
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124 }
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125
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126
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127 @Test
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128 public void testSystemIntrinsics() {
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129 test("systemTimeSnippet");
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130 test("systemIdentityHashCode");
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131 // test("arraycopySnippet");
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132 }
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133
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134 @SuppressWarnings("all")
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135 public static long systemTimeSnippet() {
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136 return System.currentTimeMillis() +
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137 System.nanoTime();
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138 }
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139 @SuppressWarnings("all")
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140 public static int systemIdentityHashCode(Object obj) {
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141 return System.identityHashCode(obj);
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142 }
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143 @SuppressWarnings("all")
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144 public static void arraycopySnippet(int[] src, int srcPos, int[] dest, int destPos, int length) {
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145 System.arraycopy(src, srcPos, dest, destPos, length);
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146 }
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147
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148
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149 @Test
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150 public void testUnsafeIntrinsics() {
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151 test("unsafeCompareAndSwapIntSnippet");
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152 test("unsafeCompareAndSwapLongSnippet");
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153 test("unsafeCompareAndSwapObjectSnippet");
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154
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155 test("unsafeGetBooleanSnippet");
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156 test("unsafeGetByteSnippet");
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157 test("unsafeGetShortSnippet");
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158 test("unsafeGetCharSnippet");
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159 test("unsafeGetIntSnippet");
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160 test("unsafeGetFloatSnippet");
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161 test("unsafeGetDoubleSnippet");
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162 test("unsafeGetObjectSnippet");
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163
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164 test("unsafePutBooleanSnippet");
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165 test("unsafePutByteSnippet");
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166 test("unsafePutShortSnippet");
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167 test("unsafePutCharSnippet");
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168 test("unsafePutIntSnippet");
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169 test("unsafePutFloatSnippet");
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170 test("unsafePutDoubleSnippet");
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171 test("unsafePutObjectSnippet");
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172
7224
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173 test("unsafeDirectMemoryReadSnippet");
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174 test("unsafeDirectMemoryWriteSnippet");
7220
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175 }
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176
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177 @SuppressWarnings("all")
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178 public static boolean unsafeCompareAndSwapIntSnippet(Unsafe unsafe, Object obj, long offset) {
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179 return unsafe.compareAndSwapInt(obj, offset, 0, 1);
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180 }
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181 @SuppressWarnings("all")
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182 public static boolean unsafeCompareAndSwapLongSnippet(Unsafe unsafe, Object obj, long offset) {
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183 return unsafe.compareAndSwapLong(obj, offset, 0, 1);
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184 }
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185 @SuppressWarnings("all")
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186 public static boolean unsafeCompareAndSwapObjectSnippet(Unsafe unsafe, Object obj, long offset) {
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187 return unsafe.compareAndSwapObject(obj, offset, null, new Object());
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188 }
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189 @SuppressWarnings("all")
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190 public static boolean unsafeGetBooleanSnippet(Unsafe unsafe, Object obj, long offset) {
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191 return unsafe.getBoolean(obj, offset) &&
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192 unsafe.getBooleanVolatile(obj, offset);
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193 }
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194 @SuppressWarnings("all")
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195 public static int unsafeGetByteSnippet(Unsafe unsafe, Object obj, long offset) {
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196 return unsafe.getByte(obj, offset) +
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197 unsafe.getByteVolatile(obj, offset);
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198 }
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199 @SuppressWarnings("all")
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200 public static int unsafeGetShortSnippet(Unsafe unsafe, Object obj, long offset) {
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201 return unsafe.getShort(obj, offset) +
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202 unsafe.getShortVolatile(obj, offset);
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203 }
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204 @SuppressWarnings("all")
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205 public static int unsafeGetCharSnippet(Unsafe unsafe, Object obj, long offset) {
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206 return unsafe.getChar(obj, offset) +
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207 unsafe.getCharVolatile(obj, offset);
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208 }
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209 @SuppressWarnings("all")
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210 public static int unsafeGetIntSnippet(Unsafe unsafe, Object obj, long offset) {
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211 return unsafe.getInt(obj, offset) +
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212 unsafe.getIntVolatile(obj, offset);
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213 }
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214 @SuppressWarnings("all")
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215 public static long unsafeGetLongSnippet(Unsafe unsafe, Object obj, long offset) {
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216 return unsafe.getLong(obj, offset) +
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217 unsafe.getLongVolatile(obj, offset);
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218 }
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219 @SuppressWarnings("all")
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220 public static float unsafeGetFloatSnippet(Unsafe unsafe, Object obj, long offset) {
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221 return unsafe.getFloat(obj, offset) +
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222 unsafe.getFloatVolatile(obj, offset);
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223 }
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224 @SuppressWarnings("all")
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225 public static double unsafeGetDoubleSnippet(Unsafe unsafe, Object obj, long offset) {
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226 return unsafe.getDouble(obj, offset) +
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227 unsafe.getDoubleVolatile(obj, offset);
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228 }
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229 @SuppressWarnings("all")
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230 public static boolean unsafeGetObjectSnippet(Unsafe unsafe, Object obj, long offset) {
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231 return unsafe.getObject(obj, offset) == unsafe.getObjectVolatile(obj, offset);
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232 }
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233 @SuppressWarnings("all")
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234 public static void unsafePutBooleanSnippet(Unsafe unsafe, Object obj, long offset, boolean value) {
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235 unsafe.putBoolean(obj, offset, value);
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236 unsafe.putBooleanVolatile(obj, offset, value);
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237 }
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238 @SuppressWarnings("all")
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239 public static void unsafePutByteSnippet(Unsafe unsafe, Object obj, long offset, byte value) {
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240 unsafe.putByte(obj, offset, value);
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241 unsafe.putByteVolatile(obj, offset, value);
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242 }
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243 @SuppressWarnings("all")
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244 public static void unsafePutShortSnippet(Unsafe unsafe, Object obj, long offset, short value) {
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245 unsafe.putShort(obj, offset, value);
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246 unsafe.putShortVolatile(obj, offset, value);
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247 }
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248 @SuppressWarnings("all")
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249 public static void unsafePutCharSnippet(Unsafe unsafe, Object obj, long offset, char value) {
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250 unsafe.putChar(obj, offset, value);
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251 unsafe.putCharVolatile(obj, offset, value);
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252 }
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253 @SuppressWarnings("all")
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254 public static void unsafePutIntSnippet(Unsafe unsafe, Object obj, long offset, int value) {
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255 unsafe.putInt(obj, offset, value);
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256 unsafe.putIntVolatile(obj, offset, value);
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257 unsafe.putOrderedInt(obj, offset, value);
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258 }
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259 @SuppressWarnings("all")
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260 public static void unsafePutLongSnippet(Unsafe unsafe, Object obj, long offset, long value) {
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261 unsafe.putLong(obj, offset, value);
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262 unsafe.putLongVolatile(obj, offset, value);
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263 unsafe.putOrderedLong(obj, offset, value);
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264 }
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265 @SuppressWarnings("all")
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266 public static void unsafePutFloatSnippet(Unsafe unsafe, Object obj, long offset, float value) {
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267 unsafe.putFloat(obj, offset, value);
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268 unsafe.putFloatVolatile(obj, offset, value);
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269 }
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270 @SuppressWarnings("all")
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271 public static void unsafePutDoubleSnippet(Unsafe unsafe, Object obj, long offset, double value) {
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272 unsafe.putDouble(obj, offset, value);
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273 unsafe.putDoubleVolatile(obj, offset, value);
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274 }
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275 @SuppressWarnings("all")
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276 public static void unsafePutObjectSnippet(Unsafe unsafe, Object obj, long offset, Object value) {
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277 unsafe.putObject(obj, offset, value);
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278 unsafe.putObjectVolatile(obj, offset, value);
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279 unsafe.putOrderedObject(obj, offset, value);
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280 }
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281 @SuppressWarnings("all")
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282 public static double unsafeDirectMemoryReadSnippet(Unsafe unsafe, long address) {
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283 // Unsafe.getBoolean(long) and Unsafe.getObject(long) do not exist
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284 return unsafe.getByte(address) +
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285 unsafe.getShort(address) +
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286 unsafe.getChar(address) +
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287 unsafe.getInt(address) +
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288 unsafe.getLong(address) +
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289 unsafe.getFloat(address) +
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290 unsafe.getDouble(address);
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291 }
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diff changeset
292 @SuppressWarnings("all")
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diff changeset
293 public static void unsafeDirectMemoryWriteSnippet(Unsafe unsafe, long address, byte value) {
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294 // Unsafe.putBoolean(long) and Unsafe.putObject(long) do not exist
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295 unsafe.putByte(address, value);
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diff changeset
296 unsafe.putShort(address, value);
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diff changeset
297 unsafe.putChar(address, (char) value);
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298 unsafe.putInt(address, value);
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299 unsafe.putLong(address, value);
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300 unsafe.putFloat(address, value);
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301 unsafe.putDouble(address, value);
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302 }
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303
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304
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305 @Test
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306 public void testMathIntrinsics() {
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307 assertInGraph(assertNotInGraph(test("mathAbsSnippet"), IfNode.class), MathIntrinsicNode.class); // Java
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308 test("mathSnippet");
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309 }
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310
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311 @SuppressWarnings("all")
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312 public static double mathAbsSnippet(double value) {
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313 return Math.abs(value);
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314 }
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315 @SuppressWarnings("all")
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316 public static double mathSnippet(double value) {
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317 return Math.sqrt(value) +
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318 Math.log(value) +
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319 Math.log10(value) +
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320 Math.sin(value) +
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321 Math.cos(value) +
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322 Math.tan(value);
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323 // Math.exp(value) +
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324 // Math.pow(value, 13);
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325 }
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326
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327
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328 @Test
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329 public void testIntegerIntrinsics() {
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330 assertInGraph(test("integerReverseBytesSnippet"), ReverseBytesNode.class); // Java
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331 assertInGraph(test("integerNumberOfLeadingZerosSnippet"), BitScanReverseNode.class); // Java
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332 assertInGraph(test("integerNumberOfTrailingZerosSnippet"), BitScanForwardNode.class); // Java
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333 }
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334
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335 @SuppressWarnings("all")
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336 public static int integerReverseBytesSnippet(int value) {
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337 return Integer.reverseBytes(value);
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338 }
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339 @SuppressWarnings("all")
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340 public static int integerNumberOfLeadingZerosSnippet(int value) {
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341 return Integer.numberOfLeadingZeros(value);
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342 }
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343 @SuppressWarnings("all")
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344 public static int integerNumberOfTrailingZerosSnippet(int value) {
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345 return Integer.numberOfTrailingZeros(value);
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346 }
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347
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348
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349 @Test
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350 public void testLongIntrinsics() {
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351 assertInGraph(test("longReverseBytesSnippet"), ReverseBytesNode.class); // Java
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352 assertInGraph(test("longNumberOfLeadingZerosSnippet"), BitScanReverseNode.class); // Java
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353 assertInGraph(test("longNumberOfTrailingZerosSnippet"), BitScanForwardNode.class); // Java
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354 }
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355
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356 @SuppressWarnings("all")
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357 public static long longReverseBytesSnippet(long value) {
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358 return Long.reverseBytes(value);
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359 }
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360 @SuppressWarnings("all")
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361 public static long longNumberOfLeadingZerosSnippet(long value) {
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362 return Long.numberOfLeadingZeros(value);
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363 }
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364 @SuppressWarnings("all")
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365 public static long longNumberOfTrailingZerosSnippet(long value) {
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366 return Long.numberOfTrailingZeros(value);
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367 }
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368
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369
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370 @Test
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371 public void testFloatIntrinsics() {
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372 assertInGraph(test("floatToIntBitsSnippet"), ConvertNode.class); // Java
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373 test("intBitsToFloatSnippet");
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374 }
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375
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376 @SuppressWarnings("all")
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377 public static int floatToIntBitsSnippet(float value) {
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378 return Float.floatToIntBits(value);
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379 }
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380 @SuppressWarnings("all")
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381 public static float intBitsToFloatSnippet(int value) {
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382 return Float.intBitsToFloat(value);
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383 }
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384
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385
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386 @Test
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387 public void testDoubleIntrinsics() {
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388 assertInGraph(test("doubleToLongBitsSnippet"), ConvertNode.class); // Java
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389 test("longBitsToDoubleSnippet");
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390 }
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391
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392 @SuppressWarnings("all")
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393 public static long doubleToLongBitsSnippet(double value) {
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394 return Double.doubleToLongBits(value);
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395 }
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396 @SuppressWarnings("all")
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397 public static double longBitsToDoubleSnippet(long value) {
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398 return Double.longBitsToDouble(value);
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399 }
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400
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401
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402 private StructuredGraph test(final String snippet) {
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403 return Debug.scope("IntrinsificationTest", new DebugDumpScope(snippet), new Callable<StructuredGraph>() {
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404 @Override
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diff changeset
405 public StructuredGraph call() {
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406 StructuredGraph graph = parse(snippet);
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407 PhasePlan phasePlan = getDefaultPhasePlan();
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408 Assumptions assumptions = new Assumptions(true);
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409 new ComputeProbabilityPhase().apply(graph);
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410 Debug.dump(graph, "Graph");
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411 new InliningPhase(null, runtime(), null, assumptions, null, phasePlan, OptimisticOptimizations.ALL).apply(graph);
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412 Debug.dump(graph, "Graph");
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diff changeset
413 new CanonicalizerPhase(null, runtime(), assumptions).apply(graph);
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diff changeset
414 new DeadCodeEliminationPhase().apply(graph);
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415
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416 assertNotInGraph(graph, Invoke.class);
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417 return graph;
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418 }
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419 });
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420 }
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421
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diff changeset
422 private static StructuredGraph assertNotInGraph(StructuredGraph graph, Class<?> clazz) {
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423 for (Node node: graph.getNodes()) {
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diff changeset
424 if (clazz.isInstance(node)) {
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diff changeset
425 fail(node.toString());
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426 }
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427 }
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428 return graph;
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429 }
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430
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431 private static StructuredGraph assertInGraph(StructuredGraph graph, Class<?> clazz) {
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432 for (Node node: graph.getNodes()) {
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diff changeset
433 if (clazz.isInstance(node)) {
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434 return graph;
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435 }
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436 }
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diff changeset
437 fail("Graph does not contain a node of class " + clazz.getName());
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438 return graph;
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diff changeset
439 }
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440
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441 private static class TestClassA {
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442 }
fcae6d960acd added more compiler intrinsics
Christian Haeubl <haeubl@ssw.jku.at>
parents:
diff changeset
443 }