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annotate graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/CachedTest.java @ 19468:6709f8086756
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author | Josef Eisl <josef.eisl@jku.at> |
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date | Tue, 17 Feb 2015 21:44:55 +0100 |
parents | 62c43fcf5be2 |
children | 4cba24bef2ee |
rev | line source |
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1 /* |
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2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 package com.oracle.truffle.api.dsl.test; |
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24 |
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25 import static com.oracle.truffle.api.dsl.test.TestHelper.*; |
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26 import static org.junit.Assert.*; |
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27 |
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28 import org.junit.*; |
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29 |
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30 import com.oracle.truffle.api.*; |
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31 import com.oracle.truffle.api.dsl.*; |
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32 import com.oracle.truffle.api.dsl.test.CachedTestFactory.BoundCacheFactory; |
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33 import com.oracle.truffle.api.dsl.test.CachedTestFactory.BoundCacheOverflowFactory; |
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34 import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestBoundCacheOverflowContainsFactory; |
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35 import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestCacheFieldFactory; |
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36 import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestCacheMethodFactory; |
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37 import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestCacheNodeFieldFactory; |
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38 import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestGuardWithCachedAndDynamicParameterFactory; |
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39 import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestGuardWithJustCachedParameterFactory; |
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40 import com.oracle.truffle.api.dsl.test.CachedTestFactory.TestMultipleCachesFactory; |
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41 import com.oracle.truffle.api.dsl.test.CachedTestFactory.UnboundCacheFactory; |
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42 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode; |
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43 |
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44 @SuppressWarnings("unused") |
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45 public class CachedTest { |
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46 |
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47 @Test |
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48 public void testUnboundCache() { |
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49 CallTarget root = createCallTarget(UnboundCacheFactory.getInstance()); |
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50 assertEquals(42, root.call(42)); |
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51 assertEquals(42, root.call(43)); |
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52 assertEquals(42, root.call(44)); |
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53 } |
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54 |
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55 @NodeChild |
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56 static class UnboundCache extends ValueNode { |
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57 @Specialization |
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58 static int do1(int value, @Cached("value") int cachedValue) { |
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59 return cachedValue; |
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60 } |
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61 } |
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62 |
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63 @Test |
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64 public void testBoundCache() { |
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65 CallTarget root = createCallTarget(BoundCacheFactory.getInstance()); |
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66 assertEquals(42, root.call(42)); |
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67 assertEquals(43, root.call(43)); |
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68 assertEquals(44, root.call(44)); |
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69 try { |
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70 root.call(45); |
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71 fail(); |
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72 } catch (UnsupportedSpecializationException e) { |
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73 } |
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74 } |
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75 |
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76 @NodeChild |
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77 static class BoundCache extends ValueNode { |
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78 |
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79 @Specialization(guards = "value == cachedValue", limit = "3") |
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80 static int do1(int value, @Cached("value") int cachedValue) { |
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81 return cachedValue; |
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82 } |
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83 |
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84 } |
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85 |
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86 @Test |
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87 public void testBoundCacheOverflow() { |
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88 CallTarget root = createCallTarget(BoundCacheOverflowFactory.getInstance()); |
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89 assertEquals(42, root.call(42)); |
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90 assertEquals(43, root.call(43)); |
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91 assertEquals(-1, root.call(44)); |
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92 assertEquals(42, root.call(42)); |
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93 assertEquals(43, root.call(43)); |
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94 assertEquals(-1, root.call(44)); |
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95 } |
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96 |
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97 @NodeChild |
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98 static class BoundCacheOverflow extends ValueNode { |
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99 |
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100 @Specialization(guards = "value == cachedValue", limit = "2") |
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101 static int do1(int value, @Cached("value") int cachedValue) { |
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102 return cachedValue; |
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103 } |
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104 |
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105 @Specialization |
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106 static int do2(int value) { |
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107 return -1; |
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108 } |
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109 |
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110 } |
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111 |
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112 @Test |
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113 public void testBoundCacheOverflowContains() { |
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114 CallTarget root = createCallTarget(TestBoundCacheOverflowContainsFactory.getInstance()); |
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115 assertEquals(42, root.call(42)); |
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116 assertEquals(43, root.call(43)); |
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117 assertEquals(-1, root.call(44)); |
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118 assertEquals(-1, root.call(42)); |
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119 assertEquals(-1, root.call(43)); |
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120 assertEquals(-1, root.call(44)); |
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121 } |
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122 |
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123 @NodeChild |
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124 static class TestBoundCacheOverflowContains extends ValueNode { |
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125 |
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126 @Specialization(guards = "value == cachedValue", limit = "2") |
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127 static int do1(int value, @Cached("value") int cachedValue) { |
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128 return cachedValue; |
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129 } |
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130 |
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131 @Specialization(contains = "do1") |
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132 static int do2(int value) { |
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133 return -1; |
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134 } |
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135 |
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136 } |
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137 |
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138 @Test |
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139 public void testCacheField() { |
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140 CallTarget root = createCallTarget(TestCacheFieldFactory.getInstance()); |
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141 assertEquals(3, root.call(42)); |
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142 assertEquals(3, root.call(43)); |
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143 } |
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144 |
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145 @NodeChild |
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146 static class TestCacheField extends ValueNode { |
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147 |
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148 protected int field = 3; |
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149 |
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150 @Specialization() |
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151 static int do1(int value, @Cached("field") int cachedValue) { |
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152 return cachedValue; |
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153 } |
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154 |
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155 } |
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156 |
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157 @Test |
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158 public void testCacheNodeField() { |
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159 CallTarget root = createCallTarget(TestCacheNodeFieldFactory.getInstance(), 21); |
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160 assertEquals(21, root.call(42)); |
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161 assertEquals(21, root.call(43)); |
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162 } |
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163 |
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164 @NodeChild |
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165 @NodeField(name = "field", type = int.class) |
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166 static class TestCacheNodeField extends ValueNode { |
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167 |
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168 @Specialization |
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169 static int do1(int value, @Cached("field") int cachedValue) { |
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170 return cachedValue; |
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171 } |
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172 |
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173 } |
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174 |
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175 @Test |
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176 public void testCacheMethod() { |
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177 TestCacheMethod.invocations = 0; |
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178 CallTarget root = createCallTarget(TestCacheMethodFactory.getInstance()); |
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179 assertEquals(42, root.call(42)); |
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180 assertEquals(42, root.call(43)); |
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181 assertEquals(42, root.call(44)); |
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182 assertEquals(1, TestCacheMethod.invocations); |
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183 } |
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184 |
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185 @NodeChild |
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186 static class TestCacheMethod extends ValueNode { |
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187 |
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188 static int invocations = 0; |
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189 |
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190 @Specialization |
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191 static int do1(int value, @Cached("someMethod(value)") int cachedValue) { |
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192 return cachedValue; |
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193 } |
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194 |
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195 static int someMethod(int value) { |
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196 invocations++; |
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197 return value; |
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198 } |
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199 |
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200 } |
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201 |
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202 @Test |
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203 public void testGuardWithJustCachedParameter() { |
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204 TestGuardWithJustCachedParameter.invocations = 0; |
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205 CallTarget root = createCallTarget(TestGuardWithJustCachedParameterFactory.getInstance()); |
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206 assertEquals(42, root.call(42)); |
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207 assertEquals(42, root.call(43)); |
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208 assertEquals(42, root.call(44)); |
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209 // guards with just cached parameters are just invoked on the slow path |
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210 assertEquals(assertionsEnabled() ? 4 : 1, TestGuardWithJustCachedParameter.invocations); |
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211 } |
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212 |
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213 @NodeChild |
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214 static class TestGuardWithJustCachedParameter extends ValueNode { |
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215 |
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216 static int invocations = 0; |
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217 |
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218 @Specialization(guards = "someMethod(cachedValue)") |
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219 static int do1(int value, @Cached("value") int cachedValue) { |
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220 return cachedValue; |
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221 } |
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222 |
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223 static boolean someMethod(int value) { |
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224 invocations++; |
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225 return true; |
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226 } |
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227 |
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228 } |
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229 |
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230 @Test |
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231 public void testGuardWithCachedAndDynamicParameter() { |
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232 TestGuardWithCachedAndDynamicParameter.cachedMethodInvocations = 0; |
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233 TestGuardWithCachedAndDynamicParameter.dynamicMethodInvocations = 0; |
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234 CallTarget root = createCallTarget(TestGuardWithCachedAndDynamicParameterFactory.getInstance()); |
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235 assertEquals(42, root.call(42)); |
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236 assertEquals(42, root.call(43)); |
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237 assertEquals(42, root.call(44)); |
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238 // guards with just cached parameters are just invoked on the slow path |
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239 assertEquals(assertionsEnabled() ? 4 : 1, TestGuardWithCachedAndDynamicParameter.cachedMethodInvocations); |
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240 assertEquals(4, TestGuardWithCachedAndDynamicParameter.dynamicMethodInvocations); |
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241 } |
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242 |
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243 @NodeChild |
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244 static class TestGuardWithCachedAndDynamicParameter extends ValueNode { |
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245 |
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246 static int cachedMethodInvocations = 0; |
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247 static int dynamicMethodInvocations = 0; |
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248 |
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249 @Specialization(guards = {"dynamicMethod(value)", "cachedMethod(cachedValue)"}) |
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250 static int do1(int value, @Cached("value") int cachedValue) { |
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251 return cachedValue; |
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252 } |
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253 |
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254 static boolean cachedMethod(int value) { |
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255 cachedMethodInvocations++; |
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256 return true; |
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257 } |
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258 |
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259 static boolean dynamicMethod(int value) { |
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260 dynamicMethodInvocations++; |
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261 return true; |
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262 } |
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263 |
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264 } |
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265 |
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266 @NodeChild |
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267 static class TestMultipleCaches extends ValueNode { |
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268 |
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269 @Specialization |
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270 static int do1(int value, @Cached("value") int cachedValue1, @Cached("value") int cachedValue2) { |
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271 return cachedValue1 + cachedValue2; |
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272 } |
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273 |
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274 } |
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275 |
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276 @Test |
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277 public void testMultipleCaches() { |
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278 CallTarget root = createCallTarget(TestMultipleCachesFactory.getInstance()); |
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279 assertEquals(42, root.call(21)); |
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280 assertEquals(42, root.call(22)); |
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281 assertEquals(42, root.call(23)); |
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282 } |
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283 |
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284 @NodeChild |
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285 static class CachedError1 extends ValueNode { |
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286 @Specialization |
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287 static int do1(int value, @ExpectError("Incompatible return type int. The expression type must be equal to the parameter type double.")// |
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288 @Cached("value") double cachedValue) { |
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289 return value; |
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290 } |
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291 } |
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292 |
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293 @NodeChild |
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294 static class CachedError2 extends ValueNode { |
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295 |
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296 // caches are not allowed to make backward references |
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297 |
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298 @Specialization |
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299 static int do1(int value, |
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300 @ExpectError("The initializer expression of parameter 'cachedValue1' binds unitialized parameter 'cachedValue2. Reorder the parameters to resolve the problem.") @Cached("cachedValue2") int cachedValue1, |
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301 @Cached("value") int cachedValue2) { |
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302 return cachedValue1 + cachedValue2; |
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303 } |
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304 |
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305 } |
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306 |
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307 @NodeChild |
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308 static class CachedError3 extends ValueNode { |
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309 |
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310 // cyclic dependency between cached expressions |
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311 @Specialization |
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312 static int do1(int value, |
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313 @ExpectError("The initializer expression of parameter 'cachedValue1' binds unitialized parameter 'cachedValue2. Reorder the parameters to resolve the problem.") @Cached("cachedValue2") int cachedValue1, |
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314 @Cached("cachedValue1") int cachedValue2) { |
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315 return cachedValue1 + cachedValue2; |
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316 } |
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317 |
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318 } |
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319 |
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320 } |