lab-03: 64-bit Ripple Carry Adder and 32/64-bit twos complement
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15
logic.v
15
logic.v
@ -21,7 +21,6 @@ output [63:0] Y;
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input [63:0] A;
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wire _CO;
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RC_ADD_SUB_64 twoscomp64_sub(.Y(Y), .CO(_CO), .A(64'b0), .B(A), .SnA(1'b1));
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endmodule
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@ -33,19 +32,7 @@ output [31:0] Y;
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//input list
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input [31:0] A;
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// inverted bits
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// wire A_inv[31:0];
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//genvar i;
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//generate
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// for (i = 0; i < 32; i = i + 1)
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// begin : inv32_gen_loop
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// not (A_inv[i], A[i]);
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// end
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//endgenerate
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wire _CO;
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RC_ADD_SUB_32 twoscomp32_sub(.Y(Y), .CO(_CO), .A(0), .B(A), .SnA(1'b1));
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endmodule
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@ -158,4 +145,4 @@ input [1:0] I;
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// TBD
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endmodule
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endmodule
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