From 5b513886ab120023eb1319d4883b175db8b7de3a Mon Sep 17 00:00:00 2001
From: Fredrik Svedberg <Fredrik.Svedberg@arm.com>
Date: Fri, 11 Dec 2020 13:42:22 +0100
Subject: [MLBEDSW-297] Setup and run on Microsoft Windows

Various updates to make vela run and produce identical output on
Microsoft Windows.
* Fixed overflow errors
* Fixed compile warnings
* Avoid problematic numpy version
* Updated README.md

Signed-off-by: Fredrik Svedberg <Fredrik.Svedberg@arm.com>
Change-Id: Ie48c63a92a00c81b3247d07f05b75d881319ddbb
---
 ethosu/vela/fp_math.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'ethosu/vela/fp_math.py')

diff --git a/ethosu/vela/fp_math.py b/ethosu/vela/fp_math.py
index 66375611..5228f031 100644
--- a/ethosu/vela/fp_math.py
+++ b/ethosu/vela/fp_math.py
@@ -41,7 +41,7 @@ def saturating_rounding_mul(a, b):
     if a == b and a == np.iinfo(np.int32).min:
         return np.int32(np.iinfo(np.int32).max)
     divider = 1 << 31
-    ab = a * b
+    ab = np.int64(a) * np.int64(b)
     if ab >= 0:
         nudge = 1 << 30
         return (ab + nudge) // divider
-- 
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