diff options
Diffstat (limited to 'riscV/Op.v')
-rw-r--r-- | riscV/Op.v | 12 |
1 files changed, 9 insertions, 3 deletions
@@ -682,15 +682,21 @@ Definition is_trapping_op (op : operation) := | Ofloatoflong | Ofloatoflongu => true | _ => false end. + + +Definition args_of_operation op := + if eq_operation op Omove + then 1%nat + else List.length (fst (type_of_operation op)). Lemma is_trapping_op_sound: forall op vl sp m, - op <> Omove -> is_trapping_op op = false -> - (List.length vl) = (List.length (fst (type_of_operation op))) -> + (List.length vl) = args_of_operation op -> eval_operation genv sp op vl m <> None. Proof. - destruct op; intros; simpl in *; try congruence. + unfold args_of_operation. + destruct op; destruct eq_operation; intros; simpl in *; try congruence. all: try (destruct vl as [ | vh1 vl1]; try discriminate). all: try (destruct vl1 as [ | vh2 vl2]; try discriminate). all: try (destruct vl2 as [ | vh3 vl3]; try discriminate). |