From: Eddie Hung <eddie@fpgeh.com>
Date: Tue, 21 May 2019 21:31:19 +0000 (-0700)
Subject: Modify LUT area cost to be same as old abc
X-Git-Tag: working-ls180~1208^2~290
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=36a219063ad7b4e70581bf83a00365db764737bf;p=yosys.git

Modify LUT area cost to be same as old abc
---

diff --git a/techlibs/xilinx/abc.lut b/techlibs/xilinx/abc.lut
index c6bc7b1f7..c53cd50a1 100644
--- a/techlibs/xilinx/abc.lut
+++ b/techlibs/xilinx/abc.lut
@@ -1,12 +1,11 @@
-# Max delays from https://pastebin.com/v2hrcksd
-# from https://github.com/SymbiFlow/prjxray/pull/706#issuecomment-479380321
+# Max delays from https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLL_L.sdf
 
 # K	area	delay
-1 	11	624
-2	12	624
-3	13	624
-4	14	624
-5	15	624
-6	20	724
-7	40	1020
-8	80	1293
+1 	1	624
+2	2	624
+3	3	624
+4	3	624
+5	3	624
+6	5	724
+7	10	1020
+8	20	1293