--lpm_add_sub CARRY_CHAIN="MANUAL" CARRY_CHAIN_LENGTH=48 DEVICE_FAMILY="Cyclone II" LPM_DIRECTION="SUB" LPM_WIDTH=10 ONE_INPUT_IS_CONSTANT="NO" cin cout dataa datab result
--VERSION_BEGIN 7.0 cbx_cycloneii 2006:09:29:19:03:26:SJ cbx_lpm_add_sub 2006:10:10:22:03:24:SJ cbx_mgl 2006:10:27:16:08:48:SJ cbx_stratix 2006:09:18:10:47:42:SJ cbx_stratixii 2006:10:13:14:01:30:SJ  VERSION_END


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--  Your use of Altera Corporation's design tools, logic functions 
--  and other software and tools, and its AMPP partner logic 
--  functions, and any output files from any of the foregoing 
--  (including device programming or simulation files), and any 
--  associated documentation or information are expressly subject 
--  to the terms and conditions of the Altera Program License 
--  Subscription Agreement, Altera MegaCore Function License 
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--  without limitation, that your use is for the sole purpose of 
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--synthesis_resources = lut 11 
SUBDESIGN add_sub_ijf
( 
	cin	:	input;
	cout	:	output;
	dataa[9..0]	:	input;
	datab[9..0]	:	input;
	result[9..0]	:	output;
) 
VARIABLE
	result_int[11..0]	:	WIRE;
BEGIN 
	result_int[] = (0, dataa[], 0) - (0, datab[], !cin);
	result[] = result_int[10..1];
	cout = !result_int[11];
END;
--VALID FILE