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--lpm_mult CBX_DECLARE_ALL_CONNECTED_PORTS="OFF" DEDICATED_MULTIPLIER_CIRCUITRY="AUTO" DEVICE_FAMILY="Cyclone II" DSP_BLOCK_BALANCING="Auto" INPUT_A_IS_CONSTANT="NO" INPUT_B_IS_CONSTANT="NO" LPM_REPRESENTATION="UNSIGNED" LPM_WIDTHA=10 LPM_WIDTHB=10 LPM_WIDTHP=20 LPM_WIDTHS=1 MAXIMIZE_SPEED=5 dataa datab result CARRY_CHAIN="MANUAL" CARRY_CHAIN_LENGTH=48
--VERSION_BEGIN 9.0 cbx_cycloneii 2008:05:19:10:57:37:SJ cbx_lpm_add_sub 2008:12:09:22:11:50:SJ cbx_lpm_mult 2008:09:30:18:36:56:SJ cbx_mgl 2009:01:29:16:12:07:SJ cbx_padd 2008:09:04:11:11:31:SJ cbx_stratix 2008:09:18:16:08:35:SJ cbx_stratixii 2008:11:14:16:08:42:SJ cbx_util_mgl 2008:11:21:14:58:47:SJ  VERSION_END


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--  functions, and any output files from any of the foregoing 
--  (including device programming or simulation files), and any 
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--  without limitation, that your use is for the sole purpose of 
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--  applicable agreement for further details.


FUNCTION cycloneii_mac_mult (aclr, clk, dataa[dataa_width-1..0], datab[datab_width-1..0], ena, signa, signb)
WITH ( dataa_clock, dataa_width, datab_clock, datab_width, signa_clock, signb_clock)
RETURNS ( dataout[dataa_width+datab_width-1..0]);
FUNCTION cycloneii_mac_out (aclr, clk, dataa[dataa_width-1..0], ena)
WITH ( dataa_width = 0, output_clock)
RETURNS ( dataout[dataa_width-1..0]);

--synthesis_resources = dsp_9bit 2 
SUBDESIGN mult_pu01
( 
        dataa[9..0]     :       input;
        datab[9..0]     :       input;
        result[19..0]   :       output;
) 
VARIABLE 
        mac_mult1 : cycloneii_mac_mult
                WITH (
                        dataa_clock = "none",
                        dataa_width = 10,
                        datab_clock = "none",
                        datab_width = 10,
                        signa_clock = "none",
                        signb_clock = "none"
                );
        mac_out2 : cycloneii_mac_out
                WITH (
                        dataa_width = 20,
                        output_clock = "none"
                );

BEGIN 
        mac_mult1.dataa[] = ( dataa[]);
        mac_mult1.datab[] = ( datab[]);
        mac_mult1.signa = B"0";
        mac_mult1.signb = B"0";
        mac_out2.dataa[] = mac_mult1.dataout[];
        result[19..0] = mac_out2.dataout[19..0];
END;
--VALID FILE