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Author SHA1 Message Date
Darkress
dd6649ab59 implement Incf Instruction 2023-05-31 22:12:27 +02:00
7 changed files with 14 additions and 140 deletions

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@@ -12,9 +12,10 @@ class Main
public static void main(String[] args) {
ArrayList<Command> program = new ArrayList<>();
Memory.workingRegister = 0x1A;
Memory.setRegister(0x14, 0x1B);
program.add(CommandDecoder.decode(0x0894));
int input1 = 0x27FF;
program.add(CommandDecoder.decode(0x3011)); //Write 0x11 to W
Memory.setRegister(0x14, 0x01);
program.add(CommandDecoder.decode(0x0A94)); //Write 0x11 to W
for(int i = 0; i < program.size(); i++)
{
program.get(ProgramCounter.getPc()).execute();

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@@ -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();
}
}

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@@ -1,18 +0,0 @@
package de.darkress.pic16f84sim.commands;
import de.darkress.pic16f84sim.microcontroller.Memory;
import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
public class Clrw extends FileRegisterCommandUtils implements Command
{
@Override
public void execute()
{
final int result = 0;
checkZeroBit(result);
Memory.workingRegister = result;
ProgramCounter.incPC();
}
}

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@@ -1,33 +0,0 @@
package de.darkress.pic16f84sim.commands;
import de.darkress.pic16f84sim.microcontroller.Memory;
import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
public class Incfsz extends FileRegisterCommandUtils implements Command
{
private final int address;
private final boolean destinationBit;
public Incfsz(int input)
{
address = input & 0x007F;
destinationBit = checkDestinationBit(input);
}
@Override
public void execute()
{
int result = Memory.getRegister(address) + 1;
checkZeroBit(result);
writeToDestination(destinationBit, address, result % 256);
if((result % 256) == 0)
{
Nop nop = new Nop();
nop.execute();
}
ProgramCounter.incPC();
}
}

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@@ -1,27 +0,0 @@
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();
}
}

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

View File

@@ -21,11 +21,14 @@ public class CommandDecoder
case 0xA00:
return new Incf(input);
case 0xF00:
return new Incfsz(input);
//incfsz();
break;
case 0x400:
return new Iorwf(input);
//iorwf();
break;
case 0x800:
return new Movf(input);
//movf();
break;
case 0xD00:
//rlf();
break;
@@ -52,9 +55,11 @@ public class CommandDecoder
switch(input & 0x3F80)
{
case 0x180:
return new Clrf(input);
//clrf();
break;
case 0x100:
return new Clrw();
//clrw();
break;
case 0x80:
//movwf();
break;