GEN_unaligned
status = GEN_unaligned (FROM_LOOP) (step, data, inptrp, inend,
status = GEN_unaligned (TO_LOOP) (step, data, inptrp, inend,
nstatus = GEN_unaligned (FROM_LOOP) (step, data,
nstatus = GEN_unaligned (TO_LOOP) (step, data,