Add arrival for SB_MAC16.O

diff --git a/techlibs/ice40/cells_sim.v b/techlibs/ice40/cells_sim.v
index 116188acb717f332e4ffa46dff988f07bea55cb1..f4cc342ebda416c5b4736107bb5d5cc8221be55f 100644 (file)
--- a/techlibs/ice40/cells_sim.v
+++ b/techlibs/ice40/cells_sim.v
@@ -1445,6 +1445,7 @@ module SB_MAC16 (
        input ADDSUBTOP, ADDSUBBOT,
        input OHOLDTOP, OHOLDBOT,
        input CI, ACCUMCI, SIGNEXTIN,
+       `ABC_ARRIVAL_U(1984)  // https://github.com/cliffordwolf/icestorm/blob/95949315364f8d9b0c693386aefadf44b28e2cf6/icefuzz/timings_up5k.txt#L587
        output [31:0] O,
        output CO, ACCUMCO, SIGNEXTOUT
 );