From 8b3df1fe8fdd6f09546e0c883cc8f6800813f1b9 Mon Sep 17 00:00:00 2001
From: jadep <jade.philipoom@gmail.com>
Date: Thu, 30 Mar 2017 18:14:14 -0400
Subject: Created test file for newbasesystem/word-size-selection integration

---
 src/Specific/IntegrationTest.v | 48 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 src/Specific/IntegrationTest.v

(limited to 'src')

diff --git a/src/Specific/IntegrationTest.v b/src/Specific/IntegrationTest.v
new file mode 100644
index 000000000..bc28cccb0
--- /dev/null
+++ b/src/Specific/IntegrationTest.v
@@ -0,0 +1,48 @@
+Require Import Coq.ZArith.ZArith.
+Require Import Coq.Lists.List.
+Local Open Scope Z_scope.
+
+Require Import Crypto.Algebra.
+Require Import Crypto.NewBaseSystem.
+Require Import Crypto.Util.FixedWordSizes.
+Require Import Crypto.Specific.NewBaseSystemTest.
+Require Import Crypto.ModularArithmetic.PrimeFieldTheorems.
+Require Import Crypto.Util.Tuple Crypto.Util.Notations Crypto.Util.ZRange.
+Import ListNotations.
+
+Section Pre.
+  Definition BoundedWord n (bitwidth : nat)
+             (bounds : tuple zrange n) : Type :=
+    { x : tuple (wordT bitwidth) n
+    | is_bounded_by (Some (Z.of_nat bitwidth)) bounds
+                    (map wordToZ x)}.
+
+  Definition BoundedWordToZ n w b (BW :BoundedWord n w b)
+    : tuple Z n :=  map wordToZ (proj1_sig BW).
+End Pre.
+
+Section BoundedField25p5.
+  Local Coercion Z.of_nat : nat >-> Z.
+
+  (* TODO(jgross) : what goes here? *)
+  Let bounds: tuple zrange 10 := repeat (Build_zrange 0 (2^32)) 10.
+  
+  Let feZ : Type := tuple Z 10.
+  Let feW : Type := tuple word32 10.
+  Let feBW : Type := BoundedWord 10 32 bounds.
+  Let phi : feBW -> F m :=
+    fun x => B.Positional.Fdecode wt (BoundedWordToZ _ _ _ x).
+
+  (* TODO : change this to field once field isomorphism happens *)
+  Definition mul :
+    { mul : feBW -> feBW -> feBW
+    | forall a b, phi (mul a b) = (phi a * phi b)%F }.
+  Proof.
+    eexists; intros. cbv [phi].
+    destruct mul_sig as [mulZ phi_mulZ].
+    rewrite <-phi_mulZ.
+    apply f_equal.
+    (* jgross start here! *)
+  Admitted.
+
+End BoundedField25p5.
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