RCR - Rotate Through Carry Right

	Usage:	RCR	dest,count
	Modifies flags: CF OF


	Rotates the bits in the destination to the right "count" times with
	all data pushed out the right side re-entering on the left.  The
	Carry Flag holds the last bit rotated out.

				 Clocks			Size
	Operands	 808x  286   386   486		Bytes

	reg,1		  2	2     9	    3		 2
	mem,1		15+EA	7     10    4		2-4   (W88=23+EA)
	reg,CL		 8+4n  5+n    9	   8-30		 2
	mem,CL	      20+EA+4n 8+n    10   9-31		2-4   (W88=28+EA+4n)
	reg,immed8	  -    5+n    9	   8-30		 3
	mem,immed8	  -    8+n    10   9-31		3-5


	- see Instruction Timing