public Instruction(Chip chip, int relativePos, int actualPos, TestPrefix testPrefix)
{
Chip = chip;
RelativePos = relativePos;
ActualPos = actualPos;
TestPrefix = testPrefix;
}
public MulInstruction(Chip chip, string[] args, int relativePos, int actualPos, TestPrefix testPrefix) : base(chip, relativePos, actualPos, testPrefix)
{
arg = new RIArg(args, chip);
}
public TcpInstruction(Chip chip, string[] args, int relativePos, int actualPos, TestPrefix testPrefix) : base(chip, relativePos, actualPos, testPrefix)
{
if (args.Length != 2)
{
throw new InstructionValidationException("TCP must take two arguments");
}
firstArg = new RIArg(args[0], chip);
secondArg = new RIArg(args[1], chip);
}
public static Instruction CreateInstruction(string[] input, Chip chip, int relativePos, int actualPos, TestPrefix testPrefix)
{
var command = input[0];
var args = input.Skip(1).ToArray();
switch (command)
{
case "add":
return(new AddInstruction(chip, args, relativePos, actualPos, testPrefix));
case "sub":
return(new SubInstruction(chip, args, relativePos, actualPos, testPrefix));
case "mul":
return(new MulInstruction(chip, args, relativePos, actualPos, testPrefix));
case "div":
return(new DivInstruction(chip, args, relativePos, actualPos, testPrefix));
case "not":
return(new NotInstruction(chip, args, relativePos, actualPos, testPrefix));
case "dgt":
return(new DgtInstruction(chip, args, relativePos, actualPos, testPrefix));
case "dst":
return(new DstInstruction(chip, args, relativePos, actualPos, testPrefix));
case "nop":
return(new NopInstruction(chip, args, relativePos, actualPos, testPrefix));
case "mov":
return(new MovInstruction(chip, args, relativePos, actualPos, testPrefix));
case "jmp":
return(new JmpInstruction(chip, args, relativePos, actualPos, testPrefix));
case "slp":
return(new SlpInstruction(chip, args, relativePos, actualPos, testPrefix));
case "slx":
throw new NotImplementedException();
case "teq":
return(new TeqInstruction(chip, args, relativePos, actualPos, testPrefix));
case "tgt":
return(new TgtInstruction(chip, args, relativePos, actualPos, testPrefix));
case "tlt":
return(new TltInstruction(chip, args, relativePos, actualPos, testPrefix));
case "tcp":
return(new TcpInstruction(chip, args, relativePos, actualPos, testPrefix));
default:
throw new InstructionValidationException("Unknown command");
}
}
public MovInstruction(Chip chip, string[] args, int relativePos, int actualPos, TestPrefix testPrefix) : base(chip, relativePos, actualPos, testPrefix)
{
if (args.Length != 2)
{
throw new InstructionValidationException("mov must take 2 args");
}
src = new RIArg(args[0], chip);
dst = new RArg(args[1], chip);
}
public TestPrefixAttribute(TestPrefix _)
{
}
public DstInstruction(Chip chip, string[] args, int relativePos, int actualPos, TestPrefix testPrefix) : base(chip, relativePos, actualPos, testPrefix)
{
if (args.Length != 2)
{
throw new InstructionValidationException("dst requires 2 args");
}
firstArg = new RIArg(args[0], chip);
secondArg = new RIArg(args[1], chip);
}
public NopInstruction(Chip chip, string[] args, int relativePos, int actualPos, TestPrefix testPrefix) : base(chip, relativePos, actualPos, testPrefix)
{
if (args.Length != 0)
{
throw new InstructionValidationException("nop takes no args");
}
}
public JmpInstruction(Chip chip, string[] args, int relativePos, int actualPos, TestPrefix testPrefix) : base(chip, relativePos, actualPos, testPrefix)
{
if (args.Length != 1)
{
throw new InstructionValidationException("Must take a single label arg");
}
if (!chip.HasLabel(args[0]))
{
throw new InstructionValidationException($"The label {args[0]} does not exist.");
}
label = args[0];
}
