module safe_div8 (
input [7:0] dividend,
input [7:0] divisor,
output [7:0] q,
output [7:0] r,
output div_by_zero
);
// TODO: implement with ternary (?:)
assign q = divisor ? (dividend / divisor) : 8'd0;
assign r = divisor ? (dividend % divisor) : 8'd0;
assign div_by_zero = divisor ? 1'b0 : 1'b1;
endmodule