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authorGabor Juhos <juhosg@openwrt.org>2012-03-07 16:32:40 +0000
committerGabor Juhos <juhosg@openwrt.org>2012-03-07 16:32:40 +0000
commit215e07177eb8e710a2e13988c54184406f95d64d (patch)
tree03b2b76ab6f3d829d086a715b48881039f9ee160 /package/kernel/modules/netdevices.mk
parent9e1be3b80964c844201442170e8bb1fbb6c2205b (diff)
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generic: rtl8367: use the generic get_port_link implementation
SVN-Revision: 30844
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module uut_forgen02(a, b, cin, y, cout);

parameter WIDTH = 8;

input [WIDTH-1:0] a, b;
input cin;

output [WIDTH-1:0] y;
output cout;

genvar i;
wire [WIDTH-1:0] carry;

generate
	for (i = 0; i < WIDTH; i=i+1) begin:adder
		wire [2:0] D;
		assign D[1:0] = { a[i], b[i] };
		if (i == 0) begin:chain
			assign D[2] = cin;
		end else begin:chain
			assign D[2] = carry[i-1];
		end
		assign y[i] = ^D;
		assign carry[i] = &D[1:0] | (^D[1:0] & D[2]);
	end
endgenerate

assign cout = carry[WIDTH-1];

endmodule