implemented Iorwf Instruction

de/darkress/pic16f84sim/Main.java

@@ -12,8 +12,9 @@ class Main
     public static void main(String[] args) {
 
         ArrayList<Command> program = new ArrayList<>();
-        Memory.setRegister(0x14, 0xFF);
+        Memory.workingRegister = 0B11001100;
-        program.add(CommandDecoder.decode(0x0194));
+        Memory.setRegister(0x14, 0B11110000);
+        program.add(CommandDecoder.decode(0x0414));
         for(int i = 0; i < program.size(); i++)
         {
             program.get(ProgramCounter.getPc()).execute();

de/darkress/pic16f84sim/commands/Iorwf.java

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

de/darkress/pic16f84sim/decoder/CommandDecoder.java

@@ -23,8 +23,7 @@ public class CommandDecoder
             case 0xF00:
                 return new Incfsz(input);
             case 0x400:
-                //iorwf();
+                return new Iorwf(input);
-                break;
             case 0x800:
                 //movf();
                 break;