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Add abc9_ops -check, -prep_times, -write_box for required times

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Eddie Hung 2020-01-10 11:45:41 -08:00
parent 5e280a3b59
commit b2259a9201
3 changed files with 256 additions and 75 deletions
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5
techlibs/xilinx/abc9_model.v
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@ -33,6 +33,11 @@ endmodule
module \$__ABC9_FF_ (input D, output Q);
endmodule
(* abc9_box_id = (9000+DELAY) *)
module \$__ABC9_DELAY (input I, output O);
parameter DELAY = 0;
endmodule
// Box to emulate async behaviour of FDC*
(* abc9_box_id = 1000, lib_whitebox *)
module \$__ABC9_ASYNC0 (input A, S, output Y);