Simple MIPS rotation instructions:

4) Given the below register values, what is the result, in register St2, of the following operations 12 pts, 2 pts each] (a) so = 0x55555555 | St1 = 0x12345678 a) sll $t2, ?to, 4 or t2, $t2, ?tl b) sll $t2, $to, 4 and ?t2, $t2, -1 c) srl t2, to, 3 and $t2, $t2, OxFFCF (b) $t0 = 0xBEADFEED | $t1 = 0xDEADFADE d) sll $t2, ?t0, 4 or $t2, $t2, $tl e) sll t2, $to, 4 and t2, $t2, -;1 f) sll $t2, ?to, 3 and $t2, t2, OxFFEF