[15771] | 1 | using System;
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| 2 | using HeuristicLab.Common;
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| 3 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable; |
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| 4 | |
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| 5 | namespace HeuristicLab.Problems.ProgramSynthesis { |
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[14727] | 6 |
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| 7 | /// <summary>
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| 8 | /// Pushes the logical AND of the top two BOOLEANs.
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| 9 | /// </summary>
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[15032] | 10 | [PushExpression(StackTypes.Boolean, "BOOLEAN.AND", "Pushes the logical AND of the top two BOOLEANs.")]
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[14952] | 11 | [StorableClass]
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[14875] | 12 | public class BooleanAndExpression : StatelessExpression {
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[14952] | 13 | public BooleanAndExpression() { }
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| 14 | [StorableConstructor]
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| 15 | public BooleanAndExpression(bool deserializing) : base(deserializing) { }
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| 16 |
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| 17 | public override bool IsNoop(IInternalPushInterpreter interpreter) {
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[14905] | 18 | return interpreter.BooleanStack.Count < 2;
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| 19 | }
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[14875] | 20 |
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[14952] | 21 | public override void Eval(IInternalPushInterpreter interpreter) {
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[14875] | 22 | var first = interpreter.BooleanStack.Pop();
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| 23 | var second = interpreter.BooleanStack.Top;
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| 24 | var result = second && first;
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| 25 |
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[15017] | 26 | interpreter.BooleanStack.Top = result;
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[14905] | 27 | }
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[14727] | 28 | }
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| 29 |
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| 30 | /// <summary>
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| 31 | /// Pushes the logical OR of the top two BOOLEANs.
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| 32 | /// </summary>
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[15032] | 33 | [PushExpression(StackTypes.Boolean, "BOOLEAN.OR", "Pushes the logical OR of the top two BOOLEANs.")]
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[14952] | 34 | [StorableClass]
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[14875] | 35 | public class BooleanOrExpression : StatelessExpression {
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[14952] | 36 | public BooleanOrExpression() { }
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| 37 | [StorableConstructor]
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| 38 | public BooleanOrExpression(bool deserializing) : base(deserializing) { }
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[14875] | 39 |
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[14952] | 40 | public override bool IsNoop(IInternalPushInterpreter interpreter) {
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| 41 | return interpreter.BooleanStack.Count < 2;
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| 42 | }
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| 43 |
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| 44 | public override void Eval(IInternalPushInterpreter interpreter) {
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[14875] | 45 | var first = interpreter.BooleanStack.Pop();
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| 46 | var second = interpreter.BooleanStack.Top;
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| 47 | var result = second || first;
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| 48 |
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[15017] | 49 | interpreter.BooleanStack.Top = result;
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[14727] | 50 | }
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| 51 | }
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| 52 |
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| 53 | /// <summary>
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| 54 | /// Pushes the logical NOT of the top BOOLEAN.
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| 55 | /// </summary>
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[15032] | 56 | [PushExpression(StackTypes.Boolean, "BOOLEAN.NOT", "Pushes the logical NOT of the top BOOLEAN.")]
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[14952] | 57 | [StorableClass]
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[14875] | 58 | public class BooleanNotExpression : StatelessExpression {
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[14952] | 59 | public BooleanNotExpression() { }
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| 60 | [StorableConstructor]
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| 61 | public BooleanNotExpression(bool deserializing) : base(deserializing) { }
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[14875] | 62 |
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[14952] | 63 | public override bool IsNoop(IInternalPushInterpreter interpreter) {
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| 64 | return interpreter.BooleanStack.IsEmpty;
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| 65 | }
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| 66 |
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| 67 | public override void Eval(IInternalPushInterpreter interpreter) {
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[15017] | 68 | interpreter.BooleanStack.Top = !interpreter.BooleanStack.Top;
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[14727] | 69 | }
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| 70 | }
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| 71 |
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| 72 | /// <summary>
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| 73 | /// Pushes FALSE if the top FLOAT is 0.0, or TRUE otherwise.
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| 74 | /// </summary>
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[15032] | 75 | [PushExpression(StackTypes.Boolean, "BOOLEAN.FROMFLOAT", "Pushes FALSE if the top FLOAT is 0.0, or TRUE otherwise.", StackTypes.Float)]
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[14952] | 76 | [StorableClass]
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[14727] | 77 | public class BooleanFromFloatExpression : StatelessExpression {
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[14952] | 78 | public BooleanFromFloatExpression() { }
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| 79 | [StorableConstructor]
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| 80 | public BooleanFromFloatExpression(bool deserializing) : base(deserializing) { }
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[14727] | 81 |
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[14952] | 82 | public override bool IsNoop(IInternalPushInterpreter interpreter) {
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| 83 | return interpreter.FloatStack.Count == 0;
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| 84 | }
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[14727] | 85 |
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[14952] | 86 | public override void Eval(IInternalPushInterpreter interpreter) {
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| 87 | var value = !Math.Abs(interpreter.FloatStack.Pop()).IsAlmost(0);
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[14727] | 88 | interpreter.BooleanStack.Push(value);
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| 89 | }
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| 90 | }
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| 91 |
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| 92 | /// <summary>
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| 93 | /// Pushes FALSE if the top INTEGER is 0, or TRUE otherwise.
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| 94 | /// </summary>
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[15032] | 95 | [PushExpression(StackTypes.Boolean, "BOOLEAN.FROMINTEGER", "Pushes FALSE if the top INTEGER is 0, or TRUE otherwise.", StackTypes.Integer)]
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[14952] | 96 | [StorableClass]
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[14727] | 97 | public class BooleanFromIntegerExpression : StatelessExpression {
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[14952] | 98 | public BooleanFromIntegerExpression() { }
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| 99 | [StorableConstructor]
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| 100 | public BooleanFromIntegerExpression(bool deserializing) : base(deserializing) { }
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[14727] | 101 |
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[14952] | 102 | public override bool IsNoop(IInternalPushInterpreter interpreter) {
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| 103 | return interpreter.IntegerStack.Count == 0;
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| 104 | }
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| 105 |
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| 106 | public override void Eval(IInternalPushInterpreter interpreter) {
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[14727] | 107 | var value = interpreter.IntegerStack.Pop() != 0;
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| 108 | interpreter.BooleanStack.Push(value);
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| 109 | }
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| 110 | }
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[14777] | 111 |
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| 112 | /// <summary>
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| 113 | /// Pushes the logical AND of the top two BOOLEANs, whereby the first value is inverted first.
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| 114 | /// </summary>
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[15032] | 115 | [PushExpression(StackTypes.Boolean, "BOOLEAN.INVERT_FIRST_THEN_AND", "Pushes the logical AND of the top two BOOLEANs, whereby the first value is inverted first.")]
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[14952] | 116 | [StorableClass]
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[14875] | 117 | public class BooleanInvertFirstThenAnd : StatelessExpression {
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[14952] | 118 | public BooleanInvertFirstThenAnd() { }
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| 119 | [StorableConstructor]
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| 120 | public BooleanInvertFirstThenAnd(bool deserializing) : base(deserializing) { }
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[14875] | 121 |
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[14952] | 122 | public override bool IsNoop(IInternalPushInterpreter interpreter) {
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| 123 | return interpreter.BooleanStack.Count < 2;
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| 124 | }
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| 125 |
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| 126 | public override void Eval(IInternalPushInterpreter interpreter) {
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[14875] | 127 | var first = interpreter.BooleanStack.Pop();
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| 128 | var second = interpreter.BooleanStack.Top;
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| 129 | var result = second && !first;
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| 130 |
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[15017] | 131 | interpreter.BooleanStack.Top = result;
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[14777] | 132 | }
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| 133 | }
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| 134 |
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| 135 | /// <summary>
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| 136 | /// Pushes the logical AND of the top two BOOLEANs, whereby the second value is inverted first.
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| 137 | /// </summary>
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[15032] | 138 | [PushExpression(StackTypes.Boolean, "BOOLEAN.INVERT_SECOND_THEN_AND", "Pushes the logical AND of the top two BOOLEANs, whereby the second value is inverted first.")]
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[14952] | 139 | [StorableClass]
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[14875] | 140 | public class BooleanInvertSecondThenAnd : StatelessExpression {
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[14952] | 141 | public BooleanInvertSecondThenAnd() { }
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| 142 | [StorableConstructor]
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| 143 | public BooleanInvertSecondThenAnd(bool deserializing) : base(deserializing) { }
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[14875] | 144 |
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[14952] | 145 | public override bool IsNoop(IInternalPushInterpreter interpreter) {
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| 146 | return interpreter.BooleanStack.Count < 2;
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| 147 | }
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| 148 |
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| 149 | public override void Eval(IInternalPushInterpreter interpreter) {
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[14875] | 150 | var first = interpreter.BooleanStack.Pop();
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| 151 | var second = interpreter.BooleanStack.Top;
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| 152 | var result = !second && first;
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| 153 |
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[15017] | 154 | interpreter.BooleanStack.Top = result;
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[14777] | 155 | }
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| 156 | }
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| 157 |
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| 158 |
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| 159 | /// <summary>
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[14875] | 160 | /// Pushes the xor of the top tow BOOLEANs
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[14777] | 161 | /// </summary>
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[15032] | 162 | [PushExpression(StackTypes.Boolean, "BOOLEAN.XOR", "Pushes the xor of the top tow BOOLEANs.")]
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[14952] | 163 | [StorableClass]
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[14875] | 164 | public class BooleanXorExpression : StatelessExpression {
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[14952] | 165 | public BooleanXorExpression() { }
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| 166 | [StorableConstructor]
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| 167 | public BooleanXorExpression(bool deserializing) : base(deserializing) { }
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[14875] | 168 |
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[14952] | 169 | public override bool IsNoop(IInternalPushInterpreter interpreter) {
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| 170 | return interpreter.BooleanStack.Count < 2;
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| 171 | }
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| 172 |
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| 173 | public override void Eval(IInternalPushInterpreter interpreter) {
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[14875] | 174 | var first = interpreter.BooleanStack.Pop();
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| 175 | var second = interpreter.BooleanStack.Top;
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| 176 | var result = second ^ first;
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| 177 |
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[15017] | 178 | interpreter.BooleanStack.Top = result;
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[14777] | 179 | }
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| 180 | }
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[14727] | 181 | } |
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