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//-----------------------------------------------------
// Design Name : full_subtracter_gates
// File Name : full_subtracter_gates.v
// Function : Full Subtracter Using Gates
// Coder : Deepak Kumar Tala
//-----------------------------------------------------
module full_subtracter_gates(x,y,z,difference,borrow);
input x,y,z;
output difference,borrow;
wire inv_x,borrow1,borrow2,borrow3;
not (inv_x,x);
and U_borrow1 (borrow1,inv_x,y),
U_borrow2 (borrow2,inv_x,z),
U_borrow3 (borrow3,y,z);
xor U_diff (difference,borrow1,borrow2,borrows);
endmodule
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