1 package net.mograsim.logic.ui.am2900;
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3 import static org.junit.jupiter.api.Assertions.fail;
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5 import java.lang.reflect.Field;
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6 import java.util.ArrayList;
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7 import java.util.HashMap;
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8 import java.util.HashSet;
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9 import java.util.LinkedList;
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10 import java.util.List;
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11 import java.util.Objects;
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12 import java.util.Queue;
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13 import java.util.Set;
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14 import java.util.TreeSet;
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16 import net.mograsim.logic.core.components.BitDisplay;
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17 import net.mograsim.logic.core.components.ManualSwitch;
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18 import net.mograsim.logic.core.timeline.Timeline;
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19 import net.mograsim.logic.core.types.Bit;
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20 import net.mograsim.logic.core.types.BitVector;
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21 import net.mograsim.logic.core.types.BitVector.BitVectorMutator;
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22 import net.mograsim.logic.ui.model.ViewModel;
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23 import net.mograsim.logic.ui.model.ViewModelModifiable;
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24 import net.mograsim.logic.ui.model.components.GUIComponent;
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25 import net.mograsim.logic.ui.model.components.atomic.GUIBitDisplay;
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26 import net.mograsim.logic.ui.model.components.atomic.GUIManualSwitch;
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27 import net.mograsim.logic.ui.model.components.mi.nandbased.am2901.GUIAm2901;
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28 import net.mograsim.logic.ui.model.components.submodels.SubmodelComponent;
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29 import net.mograsim.logic.ui.model.wires.GUIWire;
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30 import net.mograsim.logic.ui.model.wires.Pin;
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31 import net.mograsim.logic.ui.modeladapter.LogicModelParameters;
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32 import net.mograsim.logic.ui.modeladapter.ViewLogicModelAdapter;
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34 public class TestableAm2901Impl implements TestableAm2901
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36 private GUIComponent am2901;
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37 private Timeline timeline;
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38 private ManualSwitch I8, I7, I6, I5, I4, I3, I2, I1, I0;
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39 private ManualSwitch C;
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40 private ManualSwitch Cn;
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41 private ManualSwitch D1, D2, D3, D4;
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42 private ManualSwitch A0, A1, A2, A3;
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43 private ManualSwitch B0, B1, B2, B3;
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44 private ManualSwitch IRAMn, IRAMn_3, IQn, IQn_3;
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45 private BitDisplay Y1, Y2, Y3, Y4;
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46 private BitDisplay F_0, Cn_4, OVR, F3;
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47 private BitDisplay ORAMn, ORAMn_3, OQn, OQn_3;
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49 private Set<String> wireDebugChangeSet;
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50 private boolean debugWires = false;
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51 public int debugEventThreshold = 10_000;
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52 public int debugEventCount = 500;
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54 private int eventCounter;
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59 // Normal execution until completion or eventLimit
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60 int eventLimit = debugEventThreshold;
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63 while (eventCounter < eventLimit)
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65 timeline.executeNext();
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66 if (!timeline.hasNext())
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68 // System.out.println("run() took " + eventCounter + " events");
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69 return Result.SUCCESS;
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72 // Start debugging if event limit is reached
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74 wireDebugChangeSet = new TreeSet<>();
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75 Set<String> oldChangeSet;
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76 // observe wire changes to detect, if we are really stuck in an endless loop
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79 eventLimit += debugEventCount;
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80 oldChangeSet = wireDebugChangeSet;
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81 wireDebugChangeSet = new TreeSet<>();
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82 while (eventCounter < eventLimit)
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84 timeline.executeNext();
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85 if (!timeline.hasNext())
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87 // no endless loop, but more events needed than expected
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88 System.out.println("run() took longer than expected: " + eventCounter);
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89 return Result.SUCCESS;
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92 } while (!oldChangeSet.equals(wireDebugChangeSet));
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93 // if stuck, abort execution and print wires
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94 System.err.print("Problematic Wire updates:");
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95 wireDebugChangeSet.forEach(System.out::println);
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96 System.err.println("run() failed: " + eventCounter);
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97 return Result.OUT_OF_TIME;
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100 @SuppressWarnings("unused")
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102 public void setup()
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104 // Create view model
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105 ViewModelModifiable viewModel = new ViewModelModifiable();
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106 // TODO replace with deserialized version as soon as high level states work for deserialized components
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107 am2901 = new GUIAm2901(viewModel);
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108 // am2901 = IndirectGUIComponentCreator.createComponent(viewModel, "GUIAm2901");
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109 // guess which pins are outputs and which are inputs
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110 // TODO this code exists three times... but it seems too "hacky" to put it in a helper class
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111 List<String> inputPinNames = new ArrayList<>();
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112 List<String> outputPinNames = new ArrayList<>();
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113 for (Pin p : am2901.getPins().values())
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114 if (p.getRelX() == 0)
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115 inputPinNames.add(p.name);
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117 outputPinNames.add(p.name);
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119 HashMap<String, GUIManualSwitch> idSwitchMap = new HashMap<>();
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120 for (String id : inputPinNames)
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122 GUIManualSwitch sw = new GUIManualSwitch(viewModel);
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123 new GUIWire(viewModel, am2901.getPin(id), sw.getOutputPin());
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124 idSwitchMap.put(id, sw);
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127 HashMap<String, GUIBitDisplay> idDisplayMap = new HashMap<>();
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128 for (String id : outputPinNames)
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130 GUIBitDisplay bd = new GUIBitDisplay(viewModel);
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131 // bd.addRedrawListener(() -> System.out.println(id + " " + bd.getBitDisplay().getDisplayedValue()));
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132 new GUIWire(viewModel, am2901.getPin(id), bd.getInputPin());
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133 idDisplayMap.put(id, bd);
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135 // Create logic model
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136 LogicModelParameters params = new LogicModelParameters();
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137 params.gateProcessTime = 50;
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138 params.wireTravelTime = 10;
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139 timeline = ViewLogicModelAdapter.convert(viewModel, params);
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140 // Bind switches/displays to this test class
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141 for (var entry : idSwitchMap.entrySet())
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142 setField(entry.getKey().replaceAll("\\+|=", "_"), entry.getValue().getManualSwitch());
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143 for (var entry : idDisplayMap.entrySet())
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144 setField(entry.getKey().replaceAll("\\+|=", "_"), entry.getValue().getBitDisplay());
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147 HashSet<GUIWire> wiresIncludingSubmodels = new HashSet<>();
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148 Queue<ViewModel> modelsToIterate = new LinkedList<>();
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149 modelsToIterate.add(viewModel);
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150 while (modelsToIterate.size() > 0)
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152 ViewModel model = modelsToIterate.poll();
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153 wiresIncludingSubmodels.addAll(model.getWires());
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154 for (GUIComponent comp : model.getComponents())
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155 if (comp instanceof SubmodelComponent)
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156 modelsToIterate.offer(((SubmodelComponent) comp).submodel);
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158 wiresIncludingSubmodels.forEach(w -> w.addRedrawListener(() ->
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162 wireDebugChangeSet.add(w.toString());
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165 timeline.addEventAddedListener(te -> eventCounter++);
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169 public void setDest(Am2901_Dest dest)
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171 var bits = of(dest.ordinal(), 3);
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172 I8.setToValueOf(bits.getBit(0));
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173 I7.setToValueOf(bits.getBit(1));
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174 I6.setToValueOf(bits.getBit(2));
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178 public void setFunc(Am2901_Func func)
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180 var bits = of(func.ordinal(), 3);
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181 I5.setToValueOf(bits.getBit(0));
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182 I4.setToValueOf(bits.getBit(1));
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183 I3.setToValueOf(bits.getBit(2));
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187 public void setSrc(Am2901_Src src)
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189 var bits = of(src.ordinal(), 3);
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190 I2.setToValueOf(bits.getBit(0));
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191 I1.setToValueOf(bits.getBit(1));
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192 I0.setToValueOf(bits.getBit(2));
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196 public void setReg_A(String val_4_bit)
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198 var bits = BitVector.parseMSBFirst(val_4_bit);
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199 A3.setToValueOf(bits.getBit(3));
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200 A2.setToValueOf(bits.getBit(2));
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201 A1.setToValueOf(bits.getBit(1));
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202 A0.setToValueOf(bits.getBit(0));
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206 public void setReg_B(String val_4_bit)
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208 var bits = BitVector.parseMSBFirst(val_4_bit);
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209 B3.setToValueOf(bits.getBit(3));
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210 B2.setToValueOf(bits.getBit(2));
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211 B1.setToValueOf(bits.getBit(1));
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212 B0.setToValueOf(bits.getBit(0));
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216 public void setCarryIn(String val_1_bit)
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218 Cn.setToValueOf(Bit.parse(val_1_bit));
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222 public void setNotOutEnable(String val_1_bit)
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224 throw new UnsupportedOperationException(); // TODO
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228 public void setD(String val_4_bit)
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230 var bits = BitVector.parseMSBFirst(val_4_bit);
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231 D4.setToValueOf(bits.getBit(3));
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232 D3.setToValueOf(bits.getBit(2));
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233 D2.setToValueOf(bits.getBit(1));
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234 D1.setToValueOf(bits.getBit(0));
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238 public void setQ_0(String val_1_bit)
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240 IQn.setToValueOf(Bit.parse(val_1_bit));
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244 public void setQ_3(String val_1_bit)
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246 IQn_3.setToValueOf(Bit.parse(val_1_bit));
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250 public void setRAM_0(String val_1_bit)
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252 IRAMn.setToValueOf(Bit.parse(val_1_bit));
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256 public void setRAM_3(String val_1_bit)
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258 IRAMn_3.setToValueOf(Bit.parse(val_1_bit));
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262 public void clockOn(boolean isClockOn)
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264 C.setState(isClockOn);
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268 public String getQ_0()
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270 return OQn.getDisplayedValue().toString();
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274 public String getQ_3()
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276 return OQn_3.getDisplayedValue().toString();
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280 public String getRAM_0()
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282 return ORAMn.getDisplayedValue().toString();
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286 public String getRAM_3()
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288 return ORAMn_3.getDisplayedValue().toString();
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292 public String getNotP()
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294 throw new UnsupportedOperationException(); // TODO
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298 public String getNotG()
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300 throw new UnsupportedOperationException(); // TODO
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304 public String getCarryOut()
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306 return Cn_4.getDisplayedValue().toString();
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310 public String getSign()
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312 return F3.getDisplayedValue().toString();
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316 public String getZero()
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318 return F_0.getDisplayedValue().toString();
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322 public String getOverflow()
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324 return OVR.getDisplayedValue().toString();
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328 public String getY()
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330 var y3 = Y4.getDisplayedValue();
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331 var y2 = Y3.getDisplayedValue();
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332 var y1 = Y2.getDisplayedValue();
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333 var y0 = Y1.getDisplayedValue();
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334 return y0.concat(y1).concat(y2).concat(y3).toBitStringMSBFirst();
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337 private void setField(String name, Object value)
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341 Field f = TestableAm2901Impl.class.getDeclaredField(name);
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342 f.setAccessible(true);
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343 f.set(this, Objects.requireNonNull(value));
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345 catch (Exception e)
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351 private static BitVector of(int value, int length)
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353 BitVectorMutator mutator = BitVectorMutator.ofLength(length);
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355 for (int i = length - 1; i >= 0; i--)
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357 mutator.setBit(i, Bit.lastBitOf(val));
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360 return mutator.toBitVector();
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364 public void setDirectly(Register r, String val_4_bit)
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366 am2901.setHighLevelState(regToStateID(r), BitVector.parseMSBFirst(val_4_bit));
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370 public String getDirectly(Register r)
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372 return ((BitVector) am2901.getHighLevelState(regToStateID(r))).toBitStringMSBFirst();
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375 private static String regToStateID(Register r)
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377 if (r == Register.Q)
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379 return "regs.c" + r.toBitString() + ".q";
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