--lpm_mult CBX_DECLARE_ALL_CONNECTED_PORTS="OFF" DEDICATED_MULTIPLIER_CIRCUITRY="YES" DEVICE_FAMILY="Cyclone IV E" DSP_BLOCK_BALANCING="Auto" LPM_PIPELINE=3 LPM_REPRESENTATION="SIGNED" LPM_WIDTHA=13 LPM_WIDTHB=13 LPM_WIDTHP=26 LPM_WIDTHS=26 MAXIMIZE_SPEED=7 clken clock dataa datab result CARRY_CHAIN="MANUAL" CARRY_CHAIN_LENGTH=48
--VERSION_BEGIN 10.1SP1 cbx_cycloneii 2011:01:19:21:13:40:SJ cbx_lpm_add_sub 2011:01:19:21:13:40:SJ cbx_lpm_mult 2011:01:19:21:13:40:SJ cbx_mgl 2011:01:19:21:15:40:SJ cbx_padd 2011:01:19:21:13:40:SJ cbx_stratix 2011:01:19:21:13:40:SJ cbx_stratixii 2011:01:19:21:13:40:SJ cbx_util_mgl 2011:01:19:21:13:40:SJ  VERSION_END


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--  without limitation, that your use is for the sole purpose of 
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FUNCTION cycloneive_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 cycloneive_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 reg 26 
SUBDESIGN mult_7ju
( 
	clken	:	input;
	clock	:	input;
	dataa[12..0]	:	input;
	datab[12..0]	:	input;
	result[25..0]	:	output;
) 
VARIABLE 
	mac_mult1 : cycloneive_mac_mult
		WITH (
			dataa_clock = "0",
			dataa_width = 13,
			datab_clock = "0",
			datab_width = 13,
			signa_clock = "none",
			signb_clock = "none"
		);
	mac_out2 : cycloneive_mac_out
		WITH (
			dataa_width = 26,
			output_clock = "0"
		);
	dffe3a[25..0] : dffe;
	aclr	: NODE;

BEGIN 
	mac_mult1.aclr = aclr;
	mac_mult1.clk = clock;
	mac_mult1.dataa[] = ( dataa[]);
	mac_mult1.datab[] = ( datab[]);
	mac_mult1.ena = clken;
	mac_mult1.signa = B"1";
	mac_mult1.signb = B"1";
	mac_out2.aclr = aclr;
	mac_out2.clk = clock;
	mac_out2.dataa[] = mac_mult1.dataout[];
	mac_out2.ena = clken;
	dffe3a[].clk = clock;
	dffe3a[].clrn = (! aclr);
	dffe3a[].d = mac_out2.dataout[25..0];
	dffe3a[].ena = clken;
	aclr = GND;
	result[] = dffe3a[].q;
END;
--VALID FILE
