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_model.v | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 techlibs/ice40/abc9_model.v

(limited to 'techlibs/ice40/abc9_model.v')

diff --git a/techlibs/ice40/abc9_model.v b/techlibs/ice40/abc9_model.v
new file mode 100644
index 000000000..26cf6cc22
--- /dev/null
+++ b/techlibs/ice40/abc9_model.v
@@ -0,0 +1,27 @@
+(* abc9_box_id = 1, lib_whitebox *)
+module \$__ICE40_CARRY_WRAPPER (
+	(* abc9_carry *)
+	output CO,
+	output O,
+	input A, B,
+	(* abc9_carry *)
+	input CI,
+	input I0, I3
+);
+	parameter LUT = 0;
+	SB_CARRY carry (
+		.I0(A),
+		.I1(B),
+		.CI(CI),
+		.CO(CO)
+	);
+	SB_LUT4 #(
+		.LUT_INIT(LUT)
+	) adder (
+		.I0(I0),
+		.I1(A),
+		.I2(B),
+		.I3(I3),
+		.O(O)
+	);
+endmodule
-- 
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