From aae2b9fd9c8dc915fadacc24962436dd7aedff36 Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Fri, 4 Oct 2019 11:04:10 -0700 Subject: Rename abc_* names/attributes to more precisely be abc9_* --- techlibs/ice40/abc9_hx.box | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 techlibs/ice40/abc9_hx.box (limited to 'techlibs/ice40/abc9_hx.box') diff --git a/techlibs/ice40/abc9_hx.box b/techlibs/ice40/abc9_hx.box new file mode 100644 index 000000000..3ea70bc91 --- /dev/null +++ b/techlibs/ice40/abc9_hx.box @@ -0,0 +1,13 @@ +# From https://github.com/cliffordwolf/icestorm/blob/be0bca0/icefuzz/timings_hx8k.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 +400 379 449 316 316 +259 231 - - 126 -- cgit v1.2.3