SHFL#
Format: SHFL dest, source1, source2.
Phase0: SHFL FT2, S2, S1
Phase1: -
Phase2: -
Description: Bitwise interleave of least significant 16 bits of S1 and S2
S1 = ----------------ABCDEFGHIJKLMNOP
S2 = ----------------abcdefghijklmnop
FT2 = AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPp