(bind-func static set_lfo_phase
  (lambda (inst:i8* lfo_num:i32 phase:float)
    (let ((krl (if (< lfo_num 4)
                   (cref (cast inst [void]*) effect_kernel [void]*)
                   (cref (cast inst [void]*) note_kernel [void]*)))
          (mod_phase (cref krl mod_phase |4,float|*)))
      (aset! mod_phase (% lfo_num 4) phase))))