From 8e3ae6d6ff625dc8f93c54392b80b836b613c3cc Mon Sep 17 00:00:00 2001 From: David Monniaux Date: Wed, 1 Apr 2020 09:30:18 +0200 Subject: porting to ppc riscV x86 --- x86/Op.v | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) (limited to 'x86') diff --git a/x86/Op.v b/x86/Op.v index 15672bbe..28e6dbd8 100644 --- a/x86/Op.v +++ b/x86/Op.v @@ -760,14 +760,19 @@ Definition is_trapping_op (op : operation) := | _ => 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). -- cgit