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Diffstat (limited to 'ia32/SelectLongproof.v')
| -rw-r--r-- | ia32/SelectLongproof.v | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/ia32/SelectLongproof.v b/ia32/SelectLongproof.v index 4cd15fd3..14b0bcce 100644 --- a/ia32/SelectLongproof.v +++ b/ia32/SelectLongproof.v @@ -428,6 +428,20 @@ Proof. - TrivialExists. Qed. +Theorem eval_mullhu: + forall n, unary_constructor_sound (fun a => mullhu a n) (fun v => Val.mullhu v (Vlong n)). +Proof. + unfold mullhu; intros. destruct Archi.splitlong eqn:SL. apply SplitLongproof.eval_mullhu; auto. + red; intros. TrivialExists. constructor. eauto. constructor. apply eval_longconst. constructor. auto. +Qed. + +Theorem eval_mullhs: + forall n, unary_constructor_sound (fun a => mullhs a n) (fun v => Val.mullhs v (Vlong n)). +Proof. + unfold mullhs; intros. destruct Archi.splitlong eqn:SL. apply SplitLongproof.eval_mullhs; auto. + red; intros. TrivialExists. constructor. eauto. constructor. apply eval_longconst. constructor. auto. +Qed. + Theorem eval_shrxlimm: forall le a n x z, eval_expr ge sp e m le a x -> |