From aae2b9fd9c8dc915fadacc24962436dd7aedff36 Mon Sep 17 00:00:00 2001
From: Eddie Hung <eddie@fpgeh.com>
Date: Fri, 4 Oct 2019 11:04:10 -0700
Subject: Rename abc_* names/attributes to more precisely be abc9_*

---
 techlibs/ice40/abc9_u.box | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 techlibs/ice40/abc9_u.box

(limited to 'techlibs/ice40/abc9_u.box')

diff --git a/techlibs/ice40/abc9_u.box b/techlibs/ice40/abc9_u.box
new file mode 100644
index 000000000..f00e247b8
--- /dev/null
+++ b/techlibs/ice40/abc9_u.box
@@ -0,0 +1,13 @@
+# From https://github.com/cliffordwolf/icestorm/blob/be0bca0/icefuzz/timings_up5k.txt
+
+# NB: Inputs/Outputs must be ordered alphabetically
+#     (with exceptions for carry in/out)
+
+# Inputs: A B I0 I3 CI
+# Outputs: O CO
+#   (NB: carry chain input/output must be last
+#        input/output and have been moved there
+#        overriding the alphabetical ordering)
+$__ICE40_CARRY_WRAPPER 1 1 5 2
+1231 1205 1285 874 874
+675  609  -    -   278
-- 
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