ROXR - M68K instruction reference

roxrRotate right with extend 
Rotates the destination to the right through the extend flag.
XNZVC ●●●0●
● set from the result
0 always 0
Reads X
Forms  roxr ,    Sizes .b .w .l, .w by default 
 roxr    Size .w 
Operands <ea> An operand using one of the instruction’s supported addressing modes, such as d0, (a0)+ or 4(a1). It may name a register, memory or an immediate value. More
Dn A data register, d0 to d7. More
#imm An immediate rotate count from 1 to 8, for example #3. More
The register form takes a data-register or immediate count; the memory form rotates one word by one place.