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annotate graal/com.oracle.truffle.api.dsl.test/src/com/oracle/truffle/api/dsl/test/ShortCircuitTest.java @ 13527:25ecb47a6d0e

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Truffle-DSL: Added support for references to child arrays in @ShortCircuit; Introduced new layer NodeExecutionData to the implementation model which is in between NodeChildData and the actual parameters..
author Christian Humer <christian.humer@gmail.com>
date Tue, 07 Jan 2014 12:22:47 +0100
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children 64dcb92ee75a
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13527
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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 static org.junit.Assert.*;
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26
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27 import org.junit.*;
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28
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29 import com.oracle.truffle.api.*;
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30 import com.oracle.truffle.api.dsl.*;
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31 import com.oracle.truffle.api.dsl.test.ShortCircuitTestFactory.DoubleChildNodeFactory;
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32 import com.oracle.truffle.api.dsl.test.ShortCircuitTestFactory.SingleChildNodeFactory;
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33 import com.oracle.truffle.api.dsl.test.ShortCircuitTestFactory.VarArgsNodeFactory;
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34 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ArgumentNode;
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35 import com.oracle.truffle.api.dsl.test.TypeSystemTest.TestArguments;
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36 import com.oracle.truffle.api.dsl.test.TypeSystemTest.ValueNode;
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37
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38 public class ShortCircuitTest {
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39
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40 @Test
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41 public void testSingleChild1() {
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42 ArgumentNode arg0 = new ArgumentNode(0);
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43 CallTarget callTarget = TestHelper.createCallTarget(SingleChildNodeFactory.create(arg0));
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44 SingleChildNode.needsChild = true;
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45 assertEquals(42, callTarget.call(new TestArguments(42)));
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46 assertEquals(1, arg0.getInvocationCount());
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47 }
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48
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49 @Test
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50 public void testSingleChild2() {
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51 ArgumentNode arg0 = new ArgumentNode(0);
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52 CallTarget callTarget = TestHelper.createCallTarget(SingleChildNodeFactory.create(arg0));
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53 SingleChildNode.needsChild = false;
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54 assertEquals(0, callTarget.call(new TestArguments(42)));
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55 assertEquals(0, arg0.getInvocationCount());
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56 }
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57
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58 @NodeChild("child0")
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59 abstract static class SingleChildNode extends ValueNode {
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60
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61 static boolean needsChild;
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62
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63 @ShortCircuit("child0")
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64 boolean needsChild0() {
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65 return needsChild;
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66 }
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67
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68 @Specialization
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69 int doIt(boolean hasChild0, int child0) {
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70 assert hasChild0 == needsChild0();
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71 return child0;
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72 }
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73
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74 }
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75
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76 @Test
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77 public void testDoubleChild1() {
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78 ArgumentNode arg0 = new ArgumentNode(0);
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79 ArgumentNode arg1 = new ArgumentNode(1);
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80 CallTarget callTarget = TestHelper.createCallTarget(DoubleChildNodeFactory.create(arg0, arg1));
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81 assertEquals(42, callTarget.call(new TestArguments(41, 42)));
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82 assertEquals(1, arg1.getInvocationCount());
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83 }
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84
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85 @Test
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86 public void testDoubleChild2() {
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87 ArgumentNode arg0 = new ArgumentNode(0);
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88 ArgumentNode arg1 = new ArgumentNode(1);
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89 CallTarget callTarget = TestHelper.createCallTarget(DoubleChildNodeFactory.create(arg0, arg1));
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90 assertEquals(0, callTarget.call(new TestArguments(42, 42)));
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91 assertEquals(0, arg1.getInvocationCount());
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92 }
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93
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94 @NodeChildren({@NodeChild("child0"), @NodeChild("child1")})
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95 @SuppressWarnings("unused")
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96 abstract static class DoubleChildNode extends ValueNode {
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97
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98 @ShortCircuit("child1")
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99 boolean needsChild1(Object leftValue) {
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100 return leftValue.equals(41);
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101 }
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102
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103 @Specialization
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104 int doIt(int child0, boolean hasChild1, int child1) {
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105 return child1;
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106 }
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107
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108 }
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109
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110 @Test
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111 public void testVarArgs1() {
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112 ArgumentNode arg0 = new ArgumentNode(0);
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113 ArgumentNode arg1 = new ArgumentNode(1);
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114 CallTarget callTarget = TestHelper.createCallTarget(VarArgsNodeFactory.create(new ValueNode[]{arg0, arg1}));
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115 assertEquals(42, callTarget.call(new TestArguments(41, 42)));
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116 assertEquals(1, arg1.getInvocationCount());
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117 }
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118
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119 @Test
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120 public void testVarArgs2() {
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121 ArgumentNode arg0 = new ArgumentNode(0);
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122 ArgumentNode arg1 = new ArgumentNode(1);
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123 CallTarget callTarget = TestHelper.createCallTarget(VarArgsNodeFactory.create(new ValueNode[]{arg0, arg1}));
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124 assertEquals(0, callTarget.call(new TestArguments(42, 42)));
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125 assertEquals(0, arg1.getInvocationCount());
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126 }
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127
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128 @NodeChild(value = "children", type = ValueNode[].class)
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129 abstract static class VarArgsNode extends ValueNode {
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130
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131 @ShortCircuit("children[1]")
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132 boolean needsChild1(Object leftValue) {
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133 return leftValue.equals(41);
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134 }
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135
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136 @Specialization
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137 @SuppressWarnings("unused")
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138 int doIt(int child0, boolean hasChild1, int child1) {
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139 return child1;
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140 }
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141
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142 }
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143
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144 }