1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
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read_verilog -specify <<EOT
module top(input a, b, output o);
assign o = a & b;
endmodule
(* blackbox *)
module bb(input a, b, output o);
assign o = a | b;
specify
(a => o) = 1;
endspecify
endmodule
(* whitebox *)
module wb(input a, b, output o);
assign o = a ^ b;
endmodule
EOT
clean
select -assert-count 1 c:*
select -assert-none t:* t:$and %d
select -assert-count 3 w:*
select -assert-count 4 *
select -assert-count 3 =c:*
select -assert-count 10 =w:*
select -assert-count 13 =*
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