User guide

24-231

SystemVerilog Testbench Constructs

bins s0 = {[ 0 : 2]} ;

bins s1 = { 3 };

bins s2 = { 4 };

bins s3 = { 5 };

bins s4 = { 6 };

bins s5 = { 7 };

}

endgroup

function new;

covType = new(); //instantiate the embedded covergroup

endfunction

endclass

A A_inst;

initial begin

repeat (10) begin

#5 clk = ~clk;

var = var + 1;

/* get_coverage() calculates the number of the embedded

covergroup covType as a whole */

$display("var=%b coverage=%f\n", var,

A_inst.covType.get_coverage());

end

initial

A_inst = new();

endprogram

Output of program:

var=010 coverage=0.000000

var=011 coverage=16.666666

var=100 coverage=33.333332

var=101 coverage=50.000000

var=110 coverage=66.666664