annotate graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/SpecializationGroupingTest.java @ 11481:a317acdd5f2c

Truffle-DSL: fixed a bug in else connections of generic generated methods.
author Christian Humer <christian.humer@gmail.com>
date Fri, 30 Aug 2013 15:55:52 +0200
parents b010fd3de42d
children 2aac62d79af4
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1 /*
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2 * Copyright (c) 2012, 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.truffle.api.dsl.test;
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24
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25 import org.junit.*;
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26
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27 import com.oracle.truffle.api.*;
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28 import com.oracle.truffle.api.dsl.*;
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29 import com.oracle.truffle.api.dsl.test.SpecializationGroupingTestFactory.TestElseConnectionBug1Factory;
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30 import com.oracle.truffle.api.dsl.test.SpecializationGroupingTestFactory.TestElseConnectionBug2Factory;
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31 import com.oracle.truffle.api.dsl.test.SpecializationGroupingTestFactory.TestGroupingFactory;
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32 import com.oracle.truffle.api.dsl.test.TypeSystemTest.SimpleTypes;
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33 import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestRootNode;
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34 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode;
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35 import com.oracle.truffle.api.frame.*;
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36 import com.oracle.truffle.api.nodes.*;
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37
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38 /**
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39 * Tests execution counts of guards. While we do not make guarantees for guard invocation except for
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40 * their execution order our implementation reduces the calls to guards as much as possible.
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41 */
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42 public class SpecializationGroupingTest {
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43
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44 @Test
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45 public void testGrouping() {
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46 MockAssumption a1 = new MockAssumption(true);
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47 MockAssumption a2 = new MockAssumption(false);
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48 MockAssumption a3 = new MockAssumption(true);
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49
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50 TestRootNode<TestGrouping> root = TestHelper.createRoot(TestGroupingFactory.getInstance(), a1, a2, a3);
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51
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52 SimpleTypes.intCast = 0;
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53 SimpleTypes.intCheck = 0;
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54 TestGrouping.true1 = 0;
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55 TestGrouping.false1 = 0;
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56 TestGrouping.true2 = 0;
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57 TestGrouping.false2 = 0;
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58 TestGrouping.true3 = 0;
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59
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60 Assert.assertEquals(42, TestHelper.executeWith(root, 21, 21));
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61 Assert.assertEquals(1, TestGrouping.true1);
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62 Assert.assertEquals(1, TestGrouping.false1);
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63 Assert.assertEquals(1, TestGrouping.true2);
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64 Assert.assertEquals(1, TestGrouping.false2);
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65 Assert.assertEquals(1, TestGrouping.true3);
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66 Assert.assertEquals(2, SimpleTypes.intCheck);
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67 Assert.assertEquals(2, SimpleTypes.intCast);
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68 Assert.assertEquals(1, a1.checked);
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69 Assert.assertEquals(1, a2.checked);
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70 Assert.assertEquals(1, a3.checked);
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71
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72 Assert.assertEquals(42, TestHelper.executeWith(root, 21, 21));
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73 Assert.assertEquals(2, TestGrouping.true1);
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74 Assert.assertEquals(1, TestGrouping.false1);
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75 Assert.assertEquals(2, TestGrouping.true2);
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76 Assert.assertEquals(2, TestGrouping.false2);
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77 Assert.assertEquals(2, TestGrouping.true3);
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78
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79 Assert.assertEquals(2, a1.checked);
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80 Assert.assertEquals(1, a2.checked);
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81 Assert.assertEquals(2, a3.checked);
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82 Assert.assertEquals(2, SimpleTypes.intCheck);
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83 Assert.assertEquals(2, SimpleTypes.intCast);
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84
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85 }
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86
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87 @SuppressWarnings("unused")
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88 @NodeChildren({@NodeChild, @NodeChild})
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89 @NodeAssumptions({"a1", "a2", "a3"})
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90 public abstract static class TestGrouping extends ValueNode {
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91
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92 private static int true1;
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93 private static int false1;
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94 private static int true2;
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95 private static int false2;
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96 private static int true3;
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97
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98 protected boolean true1(int value) {
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99 true1++;
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100 return true;
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101 }
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102
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103 protected boolean false1(int value, int value2) {
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104 false1++;
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105 return false;
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106 }
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107
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108 protected boolean true2(int value) {
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109 true2++;
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110 return true;
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111 }
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112
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113 protected boolean false2(int value) {
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114 false2++;
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115 return false;
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116 }
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117
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118 protected boolean true3(int value) {
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119 true3++;
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120 return true;
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121 }
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122
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123 @Specialization(order = 1)
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124 public int fail(int value1, String value2) {
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125 throw new AssertionError();
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126 }
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127
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128 @Specialization(order = 2, guards = {"true1", "false1"})
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129 public int fail1(int value1, int value2) {
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130 throw new AssertionError();
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131 }
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132
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133 @Specialization(order = 3, guards = {"true1", "true2"}, assumptions = {"a1", "a2"})
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134 public int fail2(int value1, int value2) {
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135 throw new AssertionError();
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136 }
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137
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138 @Specialization(order = 4, guards = {"true1", "true2"}, assumptions = {"a1", "a3"}, rewriteOn = RuntimeException.class)
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139 public int throwRewrite(int value1, int value2) {
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140 throw new RuntimeException();
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141 }
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142
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143 @Specialization(order = 5, guards = {"true1", "true2", "false2"}, assumptions = {"a1", "a3"})
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144 public int fail4(int value1, int value2) {
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145 throw new AssertionError();
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146 }
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147
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148 @Specialization(order = 6, guards = {"true1", "true2", "!false2", "!true3"}, assumptions = {"a1", "a3"})
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149 public int fail5(int value1, int value2) {
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150 throw new AssertionError();
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151 }
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152
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153 @Specialization(order = 7, guards = {"true1", "true2", "!false2", "true3"}, assumptions = {"a1", "a3"})
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154 public int success(int value1, int value2) {
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155 return value1 + value2;
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156 }
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157
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158 }
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159
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160 @Test
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161 public void testElseConnectionBug1() {
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162 CallTarget target = TestHelper.createCallTarget(TestElseConnectionBug1Factory.create(new GenericInt()));
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163 Assert.assertEquals(42, target.call());
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164 }
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165
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166 @SuppressWarnings("unused")
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167 @NodeChild(value = "genericChild", type = GenericInt.class)
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168 public abstract static class TestElseConnectionBug1 extends ValueNode {
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169
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170 @Specialization(order = 1, rewriteOn = {SlowPathException.class}, guards = "isInitialized")
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171 public int doInteger(int value) throws SlowPathException {
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172 throw new SlowPathException();
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173 }
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174
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diff changeset
175 @Specialization(order = 3, guards = "isInitialized")
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176 public int doObject(int value) {
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177 return value == 42 ? value : 0;
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178 }
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179
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180 @Specialization(order = 4, guards = "!isInitialized")
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181 public Object doUninitialized(int value) {
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182 throw new AssertionError();
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183 }
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184
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185 boolean isInitialized(int value) {
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186 return true;
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187 }
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188 }
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189
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190 public static final class GenericInt extends ValueNode {
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191
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192 @Override
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193 public Object execute(VirtualFrame frame) {
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194 return executeInt(frame);
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diff changeset
195 }
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196
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197 @Override
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198 public int executeInt(VirtualFrame frame) {
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199 return 42;
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200 }
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201
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diff changeset
202 }
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203
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204 @Test
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205 public void testElseConnectionBug2() {
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206 TestHelper.assertRuns(TestElseConnectionBug2Factory.getInstance(), 42, TestHelper.array(42));
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207 }
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208
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diff changeset
209 @SuppressWarnings("unused")
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210 @NodeChild
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diff changeset
211 public abstract static class TestElseConnectionBug2 extends ValueNode {
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212
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diff changeset
213 @Specialization(order = 2, guards = "guard0")
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214 public int doGuard0(int value) {
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215 throw new AssertionError();
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216 }
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217
a317acdd5f2c Truffle-DSL: fixed a bug in else connections of generic generated methods.
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diff changeset
218 @Specialization(order = 3, guards = "guard1")
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diff changeset
219 public int doGuard1(int value) {
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diff changeset
220 throw new AssertionError();
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221 }
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diff changeset
222
a317acdd5f2c Truffle-DSL: fixed a bug in else connections of generic generated methods.
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diff changeset
223 @Specialization(order = 4, guards = "!guard0")
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224 public int doUninitialized(int value) {
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225 return value;
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diff changeset
226 }
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227
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diff changeset
228 boolean guard0(int value) {
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diff changeset
229 return false;
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diff changeset
230 }
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diff changeset
231
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diff changeset
232 boolean guard1(int value) {
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diff changeset
233 return false;
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234 }
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235 }
a317acdd5f2c Truffle-DSL: fixed a bug in else connections of generic generated methods.
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236
11195
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diff changeset
237 private static class MockAssumption implements Assumption {
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diff changeset
238
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parents:
diff changeset
239 int checked;
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240
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parents:
diff changeset
241 private final boolean valid;
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242
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diff changeset
243 public MockAssumption(boolean valid) {
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parents:
diff changeset
244 this.valid = valid;
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parents:
diff changeset
245 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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diff changeset
246
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diff changeset
247 public void check() throws InvalidAssumptionException {
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diff changeset
248 checked++;
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parents:
diff changeset
249 if (!valid) {
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diff changeset
250 throw new InvalidAssumptionException();
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parents:
diff changeset
251 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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parents:
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252 }
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253
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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254 public boolean isValid() {
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parents:
diff changeset
255 checked++;
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parents:
diff changeset
256 return valid;
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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parents:
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257 }
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258
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259 public void invalidate() {
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260 throw new UnsupportedOperationException();
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Christian Humer <christian.humer@gmail.com>
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261 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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262
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
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263 public String getName() {
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264 throw new UnsupportedOperationException();
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
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265 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
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266
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Christian Humer <christian.humer@gmail.com>
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267 }
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
parents:
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268
4f52b08bd2f9 Truffle-DSL: Implemented specialization grouping for generic cases.
Christian Humer <christian.humer@gmail.com>
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269 }