(** ** Semantics of annotations. *)

Inductive extcall_annot_sem (text: string) (targs: list typ) (ge: Senv.t):
              list val -> mem -> trace -> val -> mem -> Prop :=
  | extcall_annot_sem_intro: forall vargs m args,
      eventval_list_match ge args targs vargs ->
      extcall_annot_sem text targs ge vargs m (Event_annot text args :: E0) Vundef m.(** ** Semantics of annotations. *)

Inductive extcall_annot_sem (text: string) (targs: list typ) (ge: Senv.t):
              list val -> mem -> trace -> val -> mem -> Prop :=
  | extcall_annot_sem_intro: forall vargs m args,
      eventval_list_match ge args targs vargs ->
      extcall_annot_sem text targs ge vargs m (Event_annot text args :: E0) Vundef m.

Lemma extcall_annot_ok: forall text targs, extcall_properties (extcall_annot_sem text targs) (mksignature targs None cc_default).