implemented Clrw instruction

de/darkress/pic16f84sim/Main.java

@@ -12,8 +12,8 @@ class Main
     public static void main(String[] args) {
 
         ArrayList<Command> program = new ArrayList<>();
-        Memory.setRegister(0x14, 0xFF);
+        Memory.workingRegister = 0x10;
-        program.add(CommandDecoder.decode(0x0194));
+        program.add(CommandDecoder.decode(0x123)); //Write 0x11 to W
         for(int i = 0; i < program.size(); i++)
         {
             program.get(ProgramCounter.getPc()).execute();

de/darkress/pic16f84sim/commands/Clrf.java

@@ -1,27 +0,0 @@
-package de.darkress.pic16f84sim.commands;
-
-import de.darkress.pic16f84sim.microcontroller.Memory;
-import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
-
-public class Clrf extends FileRegisterCommandUtils implements Command
-{
-    private final int address;
-    private final boolean destinationBit;
-
-    public Clrf(int input)
-    {
-        address = input & 0x007F;
-        destinationBit = true;
-    }
-
-    @Override
-    public void execute()
-    {
-        final int result = 0;
-
-        checkZeroBit(result);
-
-        writeToDestination(destinationBit, address, result);
-        ProgramCounter.incPC();
-    }
-}

de/darkress/pic16f84sim/decoder/CommandDecoder.java

@@ -54,7 +54,8 @@ public class CommandDecoder
         switch(input & 0x3F80)
         {
             case 0x180:
-                return new Clrf(input);
+                //clrf();
+                break;
             case 0x100:
                 return new Clrw();
             case 0x80: