diff options
Diffstat (limited to 'common')
-rw-r--r-- | common/Values.v | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/common/Values.v b/common/Values.v index 54eac863..1e274ad2 100644 --- a/common/Values.v +++ b/common/Values.v @@ -740,6 +740,11 @@ Proof. decEq. apply Int.xor_assoc. Qed. +Theorem not_xor: forall x, notint x = xor x (Vint Int.mone). +Proof. + destruct x; simpl; auto. +Qed. + Theorem shl_mul: forall x y, mul x (shl Vone y) = shl x y. Proof. destruct x; destruct y; simpl; auto. |