private void Addu(Instruction_R instruction)
{
int r1 = _registers.Read(instruction.RS).AsInt();
int r2 = _registers.Read(instruction.RT).AsInt();
_registers.Write(instruction.RD, (r1 + r2).AsBytes());
}
private void Slt(Instruction_R instruction)
{
int r1 = _registers.Read(instruction.RS).AsInt();
int r2 = _registers.Read(instruction.RT).AsInt();
if (r1 < r2)
{
_registers.Write(instruction.RD, 1.AsBytes());
}
else
{
_registers.Write(instruction.RD, 0.AsBytes());
}
}
private void Sll(Instruction_R instruction)
{
var value = _registers.Read(instruction.RT).AsTwoComplementInt() << instruction.Shamt;
_registers.Write(instruction.RD, value.AsBytes());
}
private int Jr(Instruction_R instruction)
{
return(_registers.Read(instruction.RS).AsInt());
}
private bool IsSyscall(Instruction_R instruction) => instruction.Funct == 0xC;
