sign_div_unsign_klh.tdf

写给小白们的FPGA入门设计实验

--sign_div_unsign DEN_REPRESENTATION="UNSIGNED" DEN_WIDTH=4 LPM_PIPELINE=0 MAXIMIZE_SPEED=5 NUM_REPRESENTATION="UNSIGNED" NUM_WIDTH=10 SKIP_BITS=0 denominator numerator quotient remainder
--VERSION_BEGIN 9.1SP1 cbx_cycloneii 2010:01:25:21:17:36:SJ cbx_lpm_abs 2010:01:25:21:17:36:SJ cbx_lpm_add_sub 2010:01:25:21:17:36:SJ cbx_lpm_divide 2010:01:25:21:17:36:SJ cbx_mgl 2010:01:25:21:32:39:SJ cbx_stratix 2010:01:25:21:17:36:SJ cbx_stratixii 2010:01:25:21:17:36:SJ cbx_util_mgl 2010:01:25:21:17:36:SJ  VERSION_END


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--  functions, and any output files from any of the foregoing 
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--  without limitation, that your use is for the sole purpose of 
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FUNCTION alt_u_div_a2f (denominator[3..0], numerator[9..0])
RETURNS ( quotient[9..0], remainder[3..0]);

--synthesis_resources = lut 45 
SUBDESIGN sign_div_unsign_klh
( 
	denominator[3..0]	:	input;
	numerator[9..0]	:	input;
	quotient[9..0]	:	output;
	remainder[3..0]	:	output;
) 
VARIABLE 
	divider : alt_u_div_a2f;
	norm_num[9..0]	: WIRE;
	protect_quotient[9..0]	: WIRE;
	protect_remainder[3..0]	: WIRE;

BEGIN 
	divider.denominator[] = denominator[];
	divider.numerator[] = norm_num[];
	norm_num[] = numerator[];
	protect_quotient[] = divider.quotient[];
	protect_remainder[] = divider.remainder[];
	quotient[] = protect_quotient[];
	remainder[] = protect_remainder[];
END;
--VALID FILE