From 0907d94bf1e71c5ec697db53933abc462e703c35 Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Mon, 7 Nov 2022 13:29:23 -0600
Subject: Improve mult sim

---
 tb/sim/mult.py | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

(limited to 'tb/sim/mult.py')

diff --git a/tb/sim/mult.py b/tb/sim/mult.py
index 70e7490..b422b6a 100644
--- a/tb/sim/mult.py
+++ b/tb/sim/mult.py
@@ -1,7 +1,11 @@
+A, B, C = -123456, 7890, -98765
+
 def init():
-    init_reg(r0, -10)
-    init_reg(r1, 23)
-    init_reg(r2, -1234)
+    init_reg(r0, A)
+    init_reg(r1, B)
+    init_reg(r2, C)
 
 def final():
-    assert_reg(r0, -10 * 23 - 1234)
+    hi, lo = split_dword(A * A * (A + 2 * B) + C)
+    assert_reg(r0, lo)
+    assert_reg(r1, hi)
-- 
cgit v1.2.3