static inline void
svp64_insn_set_prefix_rm_mode_ldst_imm_sat_els(struct svp64_insn *insn, uint64_t value)
{
  insn->value &= UINT64_C(0xfffffffeffffffff);
  insn->value |= (
    (((value >> UINT64_C(0)) & UINT64_C(1)) << UINT64_C(32)) |
    UINT64_C(0)
  );
}