Subversion Repositories astron_multiplier

-------------------------------------------------------------------------------

--

-- Copyright (C) 2009

-- ASTRON (Netherlands Institute for Radio Astronomy) <http://www.astron.nl/>

-- P.O.Box 2, 7990 AA Dwingeloo, The Netherlands

--

-- This program is free software: you can redistribute it and/or modify

-- it under the terms of the GNU General Public License as published by

-- the Free Software Foundation, either version 3 of the License, or

-- (at your option) any later version.

--

-- This program is distributed in the hope that it will be useful,

-- but WITHOUT ANY WARRANTY; without even the implied warranty of

-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

-- GNU General Public License for more details.

--

-- You should have received a copy of the GNU General Public License

-- along with this program.  If not, see <http://www.gnu.org/licenses/>.

--

-------------------------------------------------------------------------------

-- Usage:

--   > as 3

--   > run -all

LIBRARY IEEE;

USE IEEE.std_logic_1164.ALL;

ENTITY tb_tb_common_mult IS

END tb_tb_common_mult;

ARCHITECTURE tb OF tb_tb_common_mult IS

  SIGNAL tb_end : STD_LOGIC := '0';  -- declare tb_end to avoid 'No objects found' error on 'when -label tb_end'

BEGIN

  -- g_in_dat_w         : NATURAL := 7;

  -- g_out_dat_w        : NATURAL := 11;  -- = 2*g_in_dat_w, or smaller to truncate MSbits, or larger to extend MSbits

  -- g_nof_mult         : NATURAL := 2;

  -- g_pipeline_input   : NATURAL := 1;

  -- g_pipeline_product : NATURAL := 1;

  -- g_pipeline_output  : NATURAL := 1

  -- Vary g_out_dat_w

  u_mult_7_12_nof_2_pipe_1_1_1  : ENTITY work.tb_common_mult GENERIC MAP (7, 12, 2, 1, 1, 1);   -- truncate extra bit

  u_mult_7_13_nof_2_pipe_1_1_1  : ENTITY work.tb_common_mult GENERIC MAP (7, 13, 2, 1, 1, 1);   -- truncate double sign bit

  u_mult_7_14_nof_2_pipe_1_1_1  : ENTITY work.tb_common_mult GENERIC MAP (7, 14, 2, 1, 1, 1);   -- preserve full product range

  u_mult_7_15_nof_2_pipe_1_1_1  : ENTITY work.tb_common_mult GENERIC MAP (7, 15, 2, 1, 1, 1);   -- extend product

  -- Vary g_nof_mult

  u_mult_7_11_nof_1_pipe_1_1_1  : ENTITY work.tb_common_mult GENERIC MAP (7, 11, 1, 1, 1, 1);

  u_mult_7_11_nof_3_pipe_1_1_1  : ENTITY work.tb_common_mult GENERIC MAP (7, 11, 3, 1, 1, 1);

  -- Vary g_pipeline_*

  u_mult_7_11_nof_1_pipe_0_0_0  : ENTITY work.tb_common_mult GENERIC MAP (7, 11, 2, 0, 0, 0);

  u_mult_7_11_nof_1_pipe_1_0_0  : ENTITY work.tb_common_mult GENERIC MAP (7, 11, 2, 1, 0, 0);

  u_mult_7_11_nof_1_pipe_0_1_0  : ENTITY work.tb_common_mult GENERIC MAP (7, 11, 2, 0, 1, 0);

  u_mult_7_11_nof_1_pipe_0_0_1  : ENTITY work.tb_common_mult GENERIC MAP (7, 11, 2, 0, 0, 1);

END tb;