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decfInstru
...
addwfInstr
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b9a74c108e |
@@ -14,8 +14,8 @@ class Main
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ArrayList<Command> program = new ArrayList<>();
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int input1 = 0x27FF;
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program.add(CommandDecoder.decode(0x3011)); //Write 0x11 to W
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Memory.setRegister(0x14, 0x01);
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program.add(CommandDecoder.decode(0x0314));
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Memory.setRegister(0x14, 0x14);
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program.add(CommandDecoder.decode(0x0714));
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for(int i = 0; i < 2; i++)
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{
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program.get(ProgramCounter.getPc()).execute();
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@@ -1,27 +0,0 @@
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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public class Andwf extends FileRegisterCommandUtils implements Command
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{
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private final int address;
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private final boolean destinationBit;
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public Andwf(int input)
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{
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address = input & 0x007F;
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destinationBit = checkDestinationBit(input);
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}
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@Override
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public void execute()
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{
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int result = Memory.getRegister(address) & Memory.workingRegister;
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checkZeroBit(result);
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writeToDestination(destinationBit, address, result);
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ProgramCounter.incPC();
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}
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}
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@@ -1,27 +0,0 @@
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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public class Comf extends FileRegisterCommandUtils implements Command
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{
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private final int address;
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private final boolean destinationBit;
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public Comf(int input)
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{
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address = input & 0x007F;
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destinationBit = checkDestinationBit(input);
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}
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@Override
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public void execute()
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{
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int result = 255 - Memory.getRegister(address); // Get inverse of 8Bit value
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checkZeroBit(result);
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writeToDestination(destinationBit, address, result);
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ProgramCounter.incPC();
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}
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}
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@@ -1,27 +0,0 @@
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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public class Decf extends FileRegisterCommandUtils implements Command
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{
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private final int address;
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private final boolean destinationBit;
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public Decf(int input)
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{
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address = input & 0x007F;
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destinationBit = checkDestinationBit(input);
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}
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@Override
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public void execute()
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{
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int result = Memory.getRegister(address) + 255; // Allow underflow
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checkZeroBit(result);
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writeToDestination(destinationBit, address, result % 256); // Catch underflow
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ProgramCounter.incPC();
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}
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}
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@@ -11,11 +11,14 @@ public class CommandDecoder
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case 0x700:
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return new Addwf(input);
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case 0x500:
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return new Andwf(input);
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//andwf();
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break;
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case 0x900:
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return new Comf(input);
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//comf();
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break;
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case 0x300:
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return new Decf(input);
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//decf();
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break;
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case 0xB00:
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//decfsz();
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break;
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