private void execute_single_instruction()
{
c_instruction current_instruction = instructions[instruction_pointer];
current_instruction.visited = true;
accumulator += current_instruction.get_accumulator_increment();
instruction_pointer += current_instruction.get_next_instruction_offset();
}
public void swap(int instruction_index_to_swap)
{
if (swapped_instruction != null)
{
instructions[swapped_instruction_index] = swapped_instruction;
}
swapped_instruction_index = instruction_index_to_swap;
swapped_instruction = instructions[swapped_instruction_index];
instructions[swapped_instruction_index] = swapped_instruction.swap_type();
}
public c_instruction swap_type()
{
c_instruction result = new c_instruction(this);
switch (this.type)
{
case e_instruction_type.nop:
result.type = e_instruction_type.jmp;
break;
case e_instruction_type.jmp:
result.type = e_instruction_type.nop;
break;
default:
throw new Exception("Illecal swap");
}
return(result);
}
public c_instruction(c_instruction other)
{
this.type = other.type;
this.visited = other.visited;
this.argument = other.argument;
}