Refactored incCycle command
This commit is contained in:
@@ -16,6 +16,8 @@ public class Addlw extends LiteralCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = literal + Memory.workingRegister;
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int result = literal + Memory.workingRegister;
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checkZeroBit(result);
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checkZeroBit(result);
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@@ -23,7 +25,5 @@ public class Addlw extends LiteralCommandUtils implements Command
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checkDigitCarryBit(literal);
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checkDigitCarryBit(literal);
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Memory.workingRegister = result % 256;
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Memory.workingRegister = result % 256;
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,6 +18,8 @@ public class Addwf extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address) + Memory.workingRegister;
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int result = Memory.getRegister(address) + Memory.workingRegister;
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checkZeroBit(result);
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checkZeroBit(result);
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@@ -25,7 +27,5 @@ public class Addwf extends FileRegisterCommandUtils implements Command
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checkDigitCarryBit(address);
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checkDigitCarryBit(address);
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writeToDestination(destinationBit, address, result);
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writeToDestination(destinationBit, address, result);
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -15,12 +15,12 @@ public class Andlw extends LiteralCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = literal & Memory.workingRegister;
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int result = literal & Memory.workingRegister;
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checkZeroBit(result);
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checkZeroBit(result);
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Memory.workingRegister = result % 256;
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Memory.workingRegister = result % 256;
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,12 +18,12 @@ public class Andwf extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address) & Memory.workingRegister;
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int result = Memory.getRegister(address) & Memory.workingRegister;
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checkZeroBit(result);
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checkZeroBit(result);
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writeToDestination(destinationBit, address, result);
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writeToDestination(destinationBit, address, result);
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,11 +18,11 @@ public class Bcf extends BitOrientedCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address);
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int result = Memory.getRegister(address);
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result &= ~(1 << bitPlacement); //Mask n-th bit with 0
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result &= ~(1 << bitPlacement); //Mask n-th bit with 0
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Memory.setRegister(address, result);
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Memory.setRegister(address, result);
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,11 +18,11 @@ public class Bsf extends BitOrientedCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address);
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int result = Memory.getRegister(address);
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result |= (1 << bitPlacement);
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result |= (1 << bitPlacement);
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Memory.setRegister(address, result);
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Memory.setRegister(address, result);
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,15 +18,14 @@ public class Btfsc extends BitOrientedCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address);
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int result = Memory.getRegister(address);
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if((result & (1 << bitPlacement)) == 0) //Test if bit is clear
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if((result & (1 << bitPlacement)) == 0) //Test if bit is clear
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{
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{
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ProgramCounter.incPC();
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Nop nop = new Nop();
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Cycles.addToCycles(1);
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nop.execute();
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}
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}
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,15 +18,14 @@ public class Btfss extends BitOrientedCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address);
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int result = Memory.getRegister(address);
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if((result & (1 << bitPlacement)) > 0) //Test if bit is set
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if((result & (1 << bitPlacement)) > 0) //Test if bit is set
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{
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{
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ProgramCounter.incPC();
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Nop nop = new Nop();
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Cycles.addToCycles(1);
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nop.execute();
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}
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}
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -16,8 +16,9 @@ public class Call extends LiteralCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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Cycles.incCycles();
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Stack.push(ProgramCounter.getPc() + 1);
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Stack.push(ProgramCounter.getPc() + 1);
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ProgramCounter.setPcFrom11BitLiteral(literal);
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ProgramCounter.setPcFrom11BitLiteral(literal);
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Cycles.addToCycles(2);
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Cycles.incCycles(); //Simulate nop and 2-Cycle instruction
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}
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}
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}
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}
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@@ -1,7 +1,6 @@
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package de.darkress.pic16f84sim.commands;
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Cycles;
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import de.darkress.pic16f84sim.microcontroller.Cycles;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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public class Clrf extends FileRegisterCommandUtils implements Command
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public class Clrf extends FileRegisterCommandUtils implements Command
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@@ -18,12 +17,12 @@ public class Clrf extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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final int result = 0;
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final int result = 0;
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checkZeroBit(result);
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checkZeroBit(result);
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writeToDestination(destinationBit, address, result);
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writeToDestination(destinationBit, address, result);
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -9,12 +9,12 @@ public class Clrw extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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final int result = 0;
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final int result = 0;
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checkZeroBit(result);
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checkZeroBit(result);
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Memory.workingRegister = result;
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Memory.workingRegister = result;
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,12 +18,12 @@ public class Comf extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = 255 - Memory.getRegister(address); // Get inverse of 8Bit value
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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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checkZeroBit(result);
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writeToDestination(destinationBit, address, result);
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writeToDestination(destinationBit, address, result);
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,12 +18,12 @@ public class Decf extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address) + 255; // Allow underflow
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int result = Memory.getRegister(address) + 255; // Allow underflow
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checkZeroBit(result);
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checkZeroBit(result);
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writeToDestination(destinationBit, address, result % 256); // Catch underflow
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writeToDestination(destinationBit, address, result % 256); // Catch underflow
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,6 +18,8 @@ public class Decfsz extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address) + 255; // Allow underflow
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int result = Memory.getRegister(address) + 255; // Allow underflow
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checkZeroBit(result);
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checkZeroBit(result);
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@@ -26,10 +28,8 @@ public class Decfsz extends FileRegisterCommandUtils implements Command
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if((result % 256) == 0)
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if((result % 256) == 0)
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{
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{
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ProgramCounter.incPC();
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Nop nop = new Nop();
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Cycles.addToCycles(1);
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nop.execute();
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}
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}
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -15,7 +15,8 @@ public class Goto extends LiteralCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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Cycles.incCycles();
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ProgramCounter.setPcFrom11BitLiteral(literal);
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ProgramCounter.setPcFrom11BitLiteral(literal);
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Cycles.addToCycles(2);
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Cycles.incCycles();
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}
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}
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}
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}
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@@ -18,12 +18,12 @@ public class Incf extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address) + 1; // Allow underflow
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int result = Memory.getRegister(address) + 1; // Allow underflow
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checkZeroBit(result);
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checkZeroBit(result);
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writeToDestination(destinationBit, address, result % 256); // Catch underflow
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writeToDestination(destinationBit, address, result % 256); // Catch underflow
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,6 +18,8 @@ public class Incfsz extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
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{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address) + 1;
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int result = Memory.getRegister(address) + 1;
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checkZeroBit(result);
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checkZeroBit(result);
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@@ -26,10 +28,8 @@ public class Incfsz extends FileRegisterCommandUtils implements Command
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if((result % 256) == 0)
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if((result % 256) == 0)
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{
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{
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ProgramCounter.incPC();
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Nop nop = new Nop();
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Cycles.addToCycles(1);
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nop.execute();
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}
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}
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -15,12 +15,12 @@ public class Iorlw extends LiteralCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
|
{
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ProgramCounter.incPC();
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Cycles.incCycles();
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int result = literal | Memory.workingRegister;
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int result = literal | Memory.workingRegister;
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checkZeroBit(result);
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checkZeroBit(result);
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Memory.workingRegister = result % 256;
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Memory.workingRegister = result % 256;
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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}
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}
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}
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}
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@@ -18,12 +18,12 @@ public class Iorwf extends FileRegisterCommandUtils implements Command
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@Override
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@Override
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public void execute()
|
public void execute()
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{
|
{
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|
ProgramCounter.incPC();
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Cycles.incCycles();
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int result = Memory.getRegister(address) | Memory.workingRegister;
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int result = Memory.getRegister(address) | Memory.workingRegister;
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checkZeroBit(result);
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checkZeroBit(result);
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writeToDestination(destinationBit, address, result);
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writeToDestination(destinationBit, address, result);
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
|
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}
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}
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}
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}
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@@ -18,12 +18,12 @@ public class Movf extends FileRegisterCommandUtils implements Command
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@Override
|
@Override
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public void execute()
|
public void execute()
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{
|
{
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|
ProgramCounter.incPC();
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|
Cycles.incCycles();
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int result = Memory.getRegister(address);
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int result = Memory.getRegister(address);
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|
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checkZeroBit(result);
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checkZeroBit(result);
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|
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writeToDestination(destinationBit, address, result);
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writeToDestination(destinationBit, address, result);
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
|
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}
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}
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}
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}
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@@ -16,8 +16,8 @@ public class Movlw extends LiteralCommandUtils implements Command
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@Override
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@Override
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public void execute()
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public void execute()
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{
|
{
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Memory.workingRegister = literal;
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ProgramCounter.incPC();
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ProgramCounter.incPC();
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Cycles.addToCycles(1);
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Cycles.incCycles();
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Memory.workingRegister = literal;
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}
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}
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}
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}
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@@ -18,10 +18,10 @@ public class Movwf extends FileRegisterCommandUtils implements Command
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@Override
|
@Override
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||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
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|
ProgramCounter.incPC();
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||||||
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Cycles.incCycles();
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int result = Memory.workingRegister;
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int result = Memory.workingRegister;
|
||||||
|
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writeToDestination(destinationBit, address, result);
|
writeToDestination(destinationBit, address, result);
|
||||||
ProgramCounter.incPC();
|
|
||||||
Cycles.addToCycles(1);
|
|
||||||
}
|
}
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}
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}
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@@ -11,6 +11,6 @@ public class Nop extends LiteralCommandUtils implements Command
|
|||||||
{
|
{
|
||||||
// Do nothing, just increment the PC
|
// Do nothing, just increment the PC
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||||||
ProgramCounter.incPC();
|
ProgramCounter.incPC();
|
||||||
Cycles.addToCycles(1);
|
Cycles.incCycles();
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||||||
}
|
}
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||||||
}
|
}
|
||||||
|
|||||||
@@ -17,8 +17,9 @@ public class Retlw extends LiteralCommandUtils implements Command
|
|||||||
@Override
|
@Override
|
||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
||||||
|
Cycles.incCycles();
|
||||||
Memory.workingRegister = literal;
|
Memory.workingRegister = literal;
|
||||||
ProgramCounter.setPcFromStack(Stack.pop());
|
ProgramCounter.setPcFromStack(Stack.pop());
|
||||||
Cycles.addToCycles(2);
|
Cycles.incCycles(); // Simulate 2-Cycle Instruction
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -9,7 +9,8 @@ public class Return extends LiteralCommandUtils implements Command
|
|||||||
@Override
|
@Override
|
||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
||||||
|
Cycles.incCycles();
|
||||||
ProgramCounter.setPcFromStack(Stack.pop());
|
ProgramCounter.setPcFromStack(Stack.pop());
|
||||||
Cycles.addToCycles(2);
|
Cycles.incCycles(); // Simulate 2-Cycle Instruction
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -18,6 +18,8 @@ public class Rlf extends FileRegisterCommandUtils implements Command
|
|||||||
@Override
|
@Override
|
||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
||||||
|
ProgramCounter.incPC();
|
||||||
|
Cycles.incCycles();
|
||||||
int register = Memory.getRegister(address);
|
int register = Memory.getRegister(address);
|
||||||
int newCarry = register >>7;
|
int newCarry = register >>7;
|
||||||
int oldCarry = Memory.getCarryBit();
|
int oldCarry = Memory.getCarryBit();
|
||||||
@@ -31,7 +33,5 @@ public class Rlf extends FileRegisterCommandUtils implements Command
|
|||||||
}
|
}
|
||||||
|
|
||||||
writeToDestination(destinationBit, address, register);
|
writeToDestination(destinationBit, address, register);
|
||||||
ProgramCounter.incPC();
|
|
||||||
Cycles.addToCycles(1);
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -18,6 +18,8 @@ public class Rrf extends FileRegisterCommandUtils implements Command
|
|||||||
@Override
|
@Override
|
||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
||||||
|
ProgramCounter.incPC();
|
||||||
|
Cycles.incCycles();
|
||||||
int register = Memory.getRegister(address);
|
int register = Memory.getRegister(address);
|
||||||
int newCarry = register & 0x01;
|
int newCarry = register & 0x01;
|
||||||
int oldCarry = Memory.getCarryBit();
|
int oldCarry = Memory.getCarryBit();
|
||||||
@@ -31,7 +33,5 @@ public class Rrf extends FileRegisterCommandUtils implements Command
|
|||||||
}
|
}
|
||||||
|
|
||||||
writeToDestination(destinationBit, address, register);
|
writeToDestination(destinationBit, address, register);
|
||||||
ProgramCounter.incPC();
|
|
||||||
Cycles.addToCycles(1);
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -36,6 +36,8 @@ public class Sublw extends LiteralCommandUtils implements Command
|
|||||||
@Override
|
@Override
|
||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
||||||
|
ProgramCounter.incPC();
|
||||||
|
Cycles.incCycles();
|
||||||
int result = literal - Memory.workingRegister + 256;
|
int result = literal - Memory.workingRegister + 256;
|
||||||
|
|
||||||
checkZeroBit(result);
|
checkZeroBit(result);
|
||||||
@@ -43,7 +45,5 @@ public class Sublw extends LiteralCommandUtils implements Command
|
|||||||
checkDigitCarryBit(literal);
|
checkDigitCarryBit(literal);
|
||||||
|
|
||||||
Memory.workingRegister = result % 256;
|
Memory.workingRegister = result % 256;
|
||||||
ProgramCounter.incPC();
|
|
||||||
Cycles.addToCycles(1);
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -38,6 +38,8 @@ public class Subwf extends FileRegisterCommandUtils implements Command
|
|||||||
@Override
|
@Override
|
||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
||||||
|
ProgramCounter.incPC();
|
||||||
|
Cycles.incCycles();
|
||||||
int result = Memory.getRegister(address) - Memory.workingRegister + 256;
|
int result = Memory.getRegister(address) - Memory.workingRegister + 256;
|
||||||
|
|
||||||
checkZeroBit(result);
|
checkZeroBit(result);
|
||||||
@@ -45,7 +47,5 @@ public class Subwf extends FileRegisterCommandUtils implements Command
|
|||||||
checkDigitCarryBit(Memory.getRegister(address));
|
checkDigitCarryBit(Memory.getRegister(address));
|
||||||
|
|
||||||
writeToDestination(destinationBit, address, result % 256);
|
writeToDestination(destinationBit, address, result % 256);
|
||||||
ProgramCounter.incPC();
|
|
||||||
Cycles.addToCycles(1);
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -18,12 +18,12 @@ public class Swapf extends FileRegisterCommandUtils implements Command
|
|||||||
@Override
|
@Override
|
||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
||||||
|
ProgramCounter.incPC();
|
||||||
|
Cycles.incCycles();
|
||||||
int result = (Memory.getRegister(address) <<4) & 0xF0;
|
int result = (Memory.getRegister(address) <<4) & 0xF0;
|
||||||
int tmp = Memory.getRegister(address) >>4;
|
int tmp = Memory.getRegister(address) >>4;
|
||||||
result += tmp;
|
result += tmp;
|
||||||
|
|
||||||
writeToDestination(destinationBit, address, result);
|
writeToDestination(destinationBit, address, result);
|
||||||
ProgramCounter.incPC();
|
|
||||||
Cycles.addToCycles(1);
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -15,12 +15,12 @@ public class Xorlw extends LiteralCommandUtils implements Command
|
|||||||
@Override
|
@Override
|
||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
||||||
|
ProgramCounter.incPC();
|
||||||
|
Cycles.incCycles();
|
||||||
int result = literal ^ Memory.workingRegister;
|
int result = literal ^ Memory.workingRegister;
|
||||||
|
|
||||||
checkZeroBit(result);
|
checkZeroBit(result);
|
||||||
|
|
||||||
Memory.workingRegister = result % 256;
|
Memory.workingRegister = result % 256;
|
||||||
ProgramCounter.incPC();
|
|
||||||
Cycles.addToCycles(1);
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -18,12 +18,12 @@ public class Xorwf extends FileRegisterCommandUtils implements Command
|
|||||||
@Override
|
@Override
|
||||||
public void execute()
|
public void execute()
|
||||||
{
|
{
|
||||||
|
ProgramCounter.incPC();
|
||||||
|
Cycles.incCycles();
|
||||||
int result = Memory.getRegister(address) ^ Memory.workingRegister;
|
int result = Memory.getRegister(address) ^ Memory.workingRegister;
|
||||||
|
|
||||||
checkZeroBit(result);
|
checkZeroBit(result);
|
||||||
|
|
||||||
writeToDestination(destinationBit, address, result);
|
writeToDestination(destinationBit, address, result);
|
||||||
ProgramCounter.incPC();
|
|
||||||
Cycles.addToCycles(1);
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
Reference in New Issue
Block a user