From d2a01be233f1ea4bed66819096949aa4f56b2695 Mon Sep 17 00:00:00 2001
From: Brian Campbell
Date: Thu, 2 Aug 2018 18:15:02 +0100
Subject: Coq: remove type removal holdover from Lem backend, add MIPS lemma

---
 mips/mips_extras.v | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'mips')

diff --git a/mips/mips_extras.v b/mips/mips_extras.v
index 6a6aed5c..8ca4546c 100644
--- a/mips/mips_extras.v
+++ b/mips/mips_extras.v
@@ -160,3 +160,12 @@ Definition prerr_string (_:string) : unit := tt.
 Definition putchar {T} (_:T) : unit := tt.
 Require DecimalString.
 Definition string_of_int z := DecimalString.NilZero.string_of_int (Z.to_int z).
+
+
+Lemma MEMr_wrapper_lemma : forall size : Z, 8 * size = 8 * (8 * size ÷ 8).
+intros.
+rewrite Z.mul_comm.
+rewrite Z.quot_mul; auto with zarith.
+Qed.
+Hint Resolve MEMr_wrapper_lemma : sail.
+
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