Ltac comput val :=
  let x := fresh in set val as x in *; vm_compute in x; subst x.Remark small_shift_amount_1:
  forall i,
  Int64.ltu i Int64.iwordsize = true ->
  Int.ltu (Int64.loword i) Int64.iwordsize' = true
  /\ Int64.unsigned i = Int.unsigned (Int64.loword i).Remark small_shift_amount_2:
  forall i,
  Int64.ltu i (Int64.repr 32) = true ->
  Int.ltu (Int64.loword i) Int.iwordsize = true.

Lemma make_store_correct_AssignlocEffect: forall addr ty rhs code e le m b ofs v m' f k, make_store addr ty rhs = OK code -> eval_expr ge e le m addr (Vptr b ofs) -> eval_expr ge e le m rhs v -> assign_loc ty m b ofs v m' -> effstep csharpmin_eff_sem ge (assign_loc_Effect ty b ofs v) (CSharpMin_State f code k e le) m (CSharpMin_State f Sskip k e le) m'.