Files
neulacpu/lacpu/rtl/mycpu/tools.v

55 lines
812 B
Verilog

`default_nettype wire
module decoder_2_4(
input [ 1:0] in,
output [ 3:0] out
);
genvar i;
generate for (i=0; i<4; i=i+1) begin : gen_for_dec_2_4
assign out[i] = (in == i);
end endgenerate
endmodule
module decoder_4_16(
input [ 3:0] in,
output [15:0] out
);
genvar i;
generate for (i=0; i<16; i=i+1) begin : gen_for_dec_4_16
assign out[i] = (in == i);
end endgenerate
endmodule
module decoder_5_32(
input [ 4:0] in,
output [31:0] out
);
genvar i;
generate for (i=0; i<32; i=i+1) begin : gen_for_dec_5_32
assign out[i] = (in == i);
end endgenerate
endmodule
module decoder_6_64(
input [ 5:0] in,
output [63:0] out
);
genvar i;
generate for (i=0; i<64; i=i+1) begin : gen_for_dec_6_64 //bug7
assign out[i] = (in == i);
end endgenerate
endmodule