VHDL Component Declaration
The following VHDL component declaration is located in the VHDL Design File (.vhd) Definition ALTERA_PRIMITIVES_COMPONENTS.VHD located in the <Intel® Quartus® Prime installation directory>\libraries\vhdl\altera directory.
component carry_sum
    port (
        sin : in std_logic;
        cin : in std_logic;
        sout : out std_logic;
        cout : out std_logic );
end component;