JL/JNGE - Jump Less / Jump Not Greater or Equal

	Usage:	JL	label
		JNGE	label
	Modifies flags: None
	Causes execution to branch to "label" if the Sign Flag is not equal
	to Overflow Flag.  .
				 Clocks			Size
	Operands	 808x  286   386   486		Bytes
	label:	jump	  16   7+m   7+m    3		 2-4
		no jump	  4	3     3	    1
	- see Instruction Timing