lpm_divide_jmj.tdf

来自「基于fpga的屏幕测试程序」· TDF 代码 · 共 43 行

--lpm_divide DEVICE_FAMILY="Cyclone" LPM_DREPRESENTATION="UNSIGNED" LPM_NREPRESENTATION="UNSIGNED" LPM_PIPELINE=0 LPM_REMAINDERPOSITIVE="TRUE" LPM_WIDTHD=12 LPM_WIDTHN=12 OPTIMIZE_FOR_SPEED=9 denom numer remain
--VERSION_BEGIN 5.0 cbx_cycloneii 2004:12:20:14:28:52:SJ cbx_lpm_add_sub 2005:04:12:13:30:42:SJ cbx_lpm_divide 2005:03:14:22:01:08:SJ cbx_mgl 2005:05:19:13:51:58:SJ cbx_stratix 2005:06:02:09:53:04:SJ cbx_stratixii 2004:12:22:13:27:12:SJ cbx_util_mgl 2005:04:04:13:50:06:SJ  VERSION_END


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FUNCTION sign_div_unsign_kkg (denominator[11..0], numerator[11..0])
RETURNS ( quotient[11..0], remainder[11..0]);

--synthesis_resources = lut 88 
SUBDESIGN lpm_divide_jmj
( 
	denom[11..0]	:	input;
	numer[11..0]	:	input;
	quotient[11..0]	:	output;
	remain[11..0]	:	output;
) 
VARIABLE 
	divider : sign_div_unsign_kkg;
	numer_tmp[11..0]	: WIRE;

BEGIN 
	divider.denominator[] = denom[];
	divider.numerator[] = numer_tmp[];
	numer_tmp[] = numer[];
	quotient[] = divider.quotient[];
	remain[] = divider.remainder[];
END;
--VALID FILE