mult.tdf

来自「用VHDL语言实现通用计算器设计」· TDF 代码 · 共 100 行

-- megafunction wizard: %LPM_MULT%
-- GENERATION: STANDARD
-- VERSION: WM1.0
-- MODULE: lpm_mult 

-- ============================================================
-- File Name: mult.tdf
-- Megafunction Name(s):
-- 			lpm_mult
-- ============================================================
-- ************************************************************
-- THIS IS A WIZARD GENERATED FILE. DO NOT EDIT THIS FILE!
-- ************************************************************


--	Copyright (C) 1988-2000 Altera Corporation

--	Any megafunction design, and related net list (encrypted or decrypted),
--	support information, device programming or simulation file, and any other
--	associated documentation or information provided by Altera or a partner
--	under Altera's Megafunction Partnership Program may be used only to
--	program PLD devices (but not masked PLD devices) from Altera.  Any other
--	use of such megafunction design, net list, support information, device
--	programming or simulation file, or any other related documentation or
--	information is prohibited for any other purpose, including, but not
--	limited to modification, reverse engineering, de-compiling, or use with
--	any other silicon devices, unless such use is explicitly licensed under
--	a separate agreement with Altera or a megafunction partner.  Title to
--	the intellectual property, including patents, copyrights, trademarks,
--	trade secrets, or maskworks, embodied in any such megafunction design,
--	net list, support information, device programming or simulation file, or
--	any other related documentation or information provided by Altera or a
--	megafunction partner, remains with Altera, the megafunction partner, or
--	their respective licensors.  No other licenses, including any licenses
--	needed under any third party's intellectual property, are provided herein.

INCLUDE "lpm_mult.inc";



SUBDESIGN mult
(
	dataa[3..0]	 : INPUT;
	datab[3..0]	 : INPUT;
	result[7..0]	 : OUTPUT;
)

VARIABLE

	lpm_mult_component : lpm_mult WITH (
			LPM_WIDTHA = 4,
			LPM_WIDTHB = 4,
			LPM_WIDTHP = 8,
			LPM_WIDTHS = 8,
			INPUT_B_IS_CONSTANT = "NO",
			LPM_REPRESENTATION = "UNSIGNED",
			USE_EAB = "OFF"
			);

BEGIN

	result[7..0] = lpm_mult_component.result[7..0];
	lpm_mult_component.dataa[3..0] = dataa[3..0];
	lpm_mult_component.datab[3..0] = datab[3..0];
END;



-- ============================================================
-- CNX file retrieval info
-- ============================================================
-- Retrieval info: PRIVATE: WidthA NUMERIC "4"
-- Retrieval info: PRIVATE: WidthB NUMERIC "4"
-- Retrieval info: PRIVATE: WidthS NUMERIC "8"
-- Retrieval info: PRIVATE: WidthP NUMERIC "8"
-- Retrieval info: PRIVATE: OptionalSum NUMERIC "0"
-- Retrieval info: PRIVATE: AutoSizeResult NUMERIC "1"
-- Retrieval info: PRIVATE: B_isConstant NUMERIC "0"
-- Retrieval info: PRIVATE: SignedMult NUMERIC "0"
-- Retrieval info: PRIVATE: USE_EAB NUMERIC "0"
-- Retrieval info: PRIVATE: ConstantB NUMERIC "0"
-- Retrieval info: PRIVATE: ValidConstant NUMERIC "1"
-- Retrieval info: PRIVATE: Latency NUMERIC "0"
-- Retrieval info: PRIVATE: aclr NUMERIC "0"
-- Retrieval info: PRIVATE: LPM_PIPELINE NUMERIC "0"
-- Retrieval info: PRIVATE: optimize NUMERIC "0"
-- Retrieval info: CONSTANT: LPM_WIDTHA NUMERIC "4"
-- Retrieval info: CONSTANT: LPM_WIDTHB NUMERIC "4"
-- Retrieval info: CONSTANT: LPM_WIDTHP NUMERIC "8"
-- Retrieval info: CONSTANT: LPM_WIDTHS NUMERIC "8"
-- Retrieval info: CONSTANT: INPUT_B_IS_CONSTANT STRING "NO"
-- Retrieval info: CONSTANT: LPM_REPRESENTATION STRING "UNSIGNED"
-- Retrieval info: CONSTANT: USE_EAB STRING "OFF"
-- Retrieval info: USED_PORT: dataa 0 0 4 0 INPUT NODEFVAL dataa[3..0]
-- Retrieval info: USED_PORT: result 0 0 8 0 OUTPUT NODEFVAL result[7..0]
-- Retrieval info: USED_PORT: datab 0 0 4 0 INPUT NODEFVAL datab[3..0]
-- Retrieval info: CONNECT: @dataa 0 0 4 0 dataa 0 0 4 0
-- Retrieval info: CONNECT: result 0 0 8 0 @result 0 0 8 0
-- Retrieval info: CONNECT: @datab 0 0 4 0 datab 0 0 4 0