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module test_1(
input [7:0] a, b, c,
input s, x,
output [7:0] y1, y2
);
wire [7:0] t1, t2;
assign t1 = s ? a*b : 0, t2 = !s ? b*c : 0;
assign y1 = x ? t2 : t1, y2 = x ? t1 : t2;
endmodule
module test_2(
input s,
input [7:0] a, b, c,
output reg [7:0] y
);
always @* begin
y <= 'bx;
if (s) begin
if (a * b > 8)
y <= b / c;
else
y <= c / b;
end else begin
if (b * c > 8)
y <= a / b;
else
y <= b / a;
end
end
endmodule
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