sv2v/test/core/package_function_cast.v

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module top;
function automatic [7:0] f;
input [2:0] p;
begin
f = 7'b0;
f[p+:2] = 2'b11;
end
endfunction
reg [2:0] p;
wire [7:0] q;
assign q = f(p);
initial begin
$monitor("%0d, p=%b q=%b", $time, p, q);
#1 p = 0;
while (p != 7)
#1 p = p + 1;
end
endmodule