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--
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-- BLK MEM GEN v7_3 Core - Testbench Package
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--
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--------------------------------------------------------------------------------
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--
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-- (c) Copyright 2006_3010 Xilinx, Inc. All rights reserved.
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--
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-- This file contains confidential and proprietary information
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-- of Xilinx, Inc. and is protected under U.S. and
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-- international copyright and other intellectual property
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-- laws.
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--
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-- DISCLAIMER
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-- This disclaimer is not a license and does not grant any
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-- rights to the materials distributed herewith. Except as
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-- otherwise provided in a valid license issued to you by
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-- Xilinx, and to the maximum extent permitted by applicable
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-- law: (1) THESE MATERIALS ARE MADE AVAILABLE "AS IS" AND
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-- WITH ALL FAULTS, AND XILINX HEREBY DISCLAIMS ALL WARRANTIES
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-- AND CONDITIONS, EXPRESS, IMPLIED, OR STATUTORY, INCLUDING
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-- BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, NON-
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-- INFRINGEMENT, OR FITNESS FOR ANY PARTICULAR PURPOSE; and
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-- (2) Xilinx shall not be liable (whether in contract or tort,
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-- including negligence, or under any other theory of
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-- liability) for any loss or damage of any kind or nature
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-- related to, arising under or in connection with these
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-- materials, including for any direct, or any indirect,
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-- special, incidental, or consequential loss or damage
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-- (including loss of data, profits, goodwill, or any type of
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-- loss or damage suffered as a result of any action brought
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-- by a third party) even if such damage or loss was
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-- reasonably foreseeable or Xilinx had been advised of the
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-- possibility of the same.
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--
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-- CRITICAL APPLICATIONS
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-- Xilinx products are not designed or intended to be fail-
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-- safe, or for use in any application requiring fail-safe
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-- performance, such as life-support or safety devices or
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-- systems, Class III medical devices, nuclear facilities,
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-- applications related to the deployment of airbags, or any
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-- other applications that could lead to death, personal
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-- injury, or severe property or environmental damage
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-- (individually and collectively, "Critical
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-- Applications"). Customer assumes the sole risk and
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-- liability of any use of Xilinx products in Critical
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-- Applications, subject only to applicable laws and
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-- regulations governing limitations on product liability.
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--
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-- THIS COPYRIGHT NOTICE AND DISCLAIMER MUST BE RETAINED AS
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-- PART OF THIS FILE AT ALL TIMES.
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--------------------------------------------------------------------------------
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--
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-- Filename: bmg_tb_pkg.vhd
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--
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-- Description:
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-- BMG Testbench Package files
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--
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--------------------------------------------------------------------------------
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-- Author: IP Solutions Division
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--
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-- History: Sep 12, 2011 - First Release
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--------------------------------------------------------------------------------
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--
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--------------------------------------------------------------------------------
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-- Library Declarations
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--------------------------------------------------------------------------------
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LIBRARY IEEE;
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USE IEEE.STD_LOGIC_1164.ALL;
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USE IEEE.STD_LOGIC_ARITH.ALL;
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USE IEEE.STD_LOGIC_UNSIGNED.ALL;
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PACKAGE BMG_TB_PKG IS
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FUNCTION DIVROUNDUP (
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DATA_VALUE : INTEGER;
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DIVISOR : INTEGER)
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RETURN INTEGER;
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------------------------
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FUNCTION IF_THEN_ELSE (
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CONDITION : BOOLEAN;
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TRUE_CASE : STD_LOGIC_VECTOR;
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FALSE_CASE : STD_LOGIC_VECTOR)
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RETURN STD_LOGIC_VECTOR;
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------------------------
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FUNCTION IF_THEN_ELSE (
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CONDITION : BOOLEAN;
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TRUE_CASE : STRING;
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FALSE_CASE :STRING)
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RETURN STRING;
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------------------------
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FUNCTION IF_THEN_ELSE (
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CONDITION : BOOLEAN;
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TRUE_CASE : STD_LOGIC;
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FALSE_CASE :STD_LOGIC)
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RETURN STD_LOGIC;
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------------------------
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FUNCTION IF_THEN_ELSE (
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CONDITION : BOOLEAN;
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TRUE_CASE : INTEGER;
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FALSE_CASE : INTEGER)
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RETURN INTEGER;
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------------------------
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FUNCTION LOG2ROUNDUP (
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DATA_VALUE : INTEGER)
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RETURN INTEGER;
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END BMG_TB_PKG;
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PACKAGE BODY BMG_TB_PKG IS
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FUNCTION DIVROUNDUP (
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DATA_VALUE : INTEGER;
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DIVISOR : INTEGER)
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RETURN INTEGER IS
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VARIABLE DIV : INTEGER;
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BEGIN
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DIV := DATA_VALUE/DIVISOR;
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IF ( (DATA_VALUE MOD DIVISOR) /= 0) THEN
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DIV := DIV+1;
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END IF;
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RETURN DIV;
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END DIVROUNDUP;
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---------------------------------
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FUNCTION IF_THEN_ELSE (
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CONDITION : BOOLEAN;
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TRUE_CASE : STD_LOGIC_VECTOR;
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FALSE_CASE : STD_LOGIC_VECTOR)
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RETURN STD_LOGIC_VECTOR IS
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BEGIN
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IF NOT CONDITION THEN
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RETURN FALSE_CASE;
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ELSE
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RETURN TRUE_CASE;
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END IF;
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END IF_THEN_ELSE;
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---------------------------------
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FUNCTION IF_THEN_ELSE (
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CONDITION : BOOLEAN;
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TRUE_CASE : STD_LOGIC;
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FALSE_CASE : STD_LOGIC)
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RETURN STD_LOGIC IS
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BEGIN
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IF NOT CONDITION THEN
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RETURN FALSE_CASE;
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ELSE
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RETURN TRUE_CASE;
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END IF;
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END IF_THEN_ELSE;
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---------------------------------
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FUNCTION IF_THEN_ELSE (
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CONDITION : BOOLEAN;
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TRUE_CASE : INTEGER;
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FALSE_CASE : INTEGER)
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RETURN INTEGER IS
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VARIABLE RETVAL : INTEGER := 0;
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BEGIN
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IF CONDITION=FALSE THEN
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RETVAL:=FALSE_CASE;
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ELSE
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RETVAL:=TRUE_CASE;
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END IF;
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RETURN RETVAL;
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END IF_THEN_ELSE;
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---------------------------------
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FUNCTION IF_THEN_ELSE (
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CONDITION : BOOLEAN;
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TRUE_CASE : STRING;
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FALSE_CASE : STRING)
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RETURN STRING IS
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BEGIN
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IF NOT CONDITION THEN
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RETURN FALSE_CASE;
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ELSE
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RETURN TRUE_CASE;
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END IF;
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END IF_THEN_ELSE;
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-------------------------------
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FUNCTION LOG2ROUNDUP (
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DATA_VALUE : INTEGER)
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RETURN INTEGER IS
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VARIABLE WIDTH : INTEGER := 0;
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VARIABLE CNT : INTEGER := 1;
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BEGIN
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IF (DATA_VALUE <= 1) THEN
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WIDTH := 1;
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ELSE
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WHILE (CNT < DATA_VALUE) LOOP
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WIDTH := WIDTH + 1;
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CNT := CNT *2;
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END LOOP;
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END IF;
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RETURN WIDTH;
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END LOG2ROUNDUP;
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END BMG_TB_PKG;
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