mtimes_001.m

来自「浮点fir设计工具」· M 代码 · 共 61 行

%       AccelDSP 9.1.00 build 868 Production, compiled Feb 16 2007 
% 
%    THIS IS UNPUBLISHED, LICENSED SOFTWARE THAT IS THE CONFIDENTIAL 
%        AND PROPRIETARY PROPERTY OF XILINX OR ITS LICENSORS 
% 
%      Copyright(c) Xilinx, Inc., 2000-2007, All Rights Reserved. 
%   Reproduction or reuse, in any form, without the explicit written 
%          consent of Xilinx, Inc., is strictly prohibited. 
% 
%  User: WangQian 
%  Machine: A2D3DF917F70473 (i1586, Windows XP Service Pack 2, 5.01.2600) 
%  Date: Mon May 12 10:57:06 2008 
% 
function outputC = mtimes_001 ( inputA, inputB )
global ac_fixed_wrap_floor_12_8;
global ac_fixed_wrap_floor_24_20;
global ac_fixed_wrap_floor_26_20;
global ac_fixed_wrap_floor_29_20;
global ac_fixed_wrap_floor_2_0;
global ac_ufixed_wrap_floor_12_12;
global ac_ufixed_wrap_floor_5_0;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%       AccelDSP 9.1.00 build 868 Production, compiled Feb 16 2007 
% 
%    THIS IS UNPUBLISHED, LICENSED SOFTWARE THAT IS THE CONFIDENTIAL 
%        AND PROPRIETARY PROPERTY OF XILINX OR ITS LICENSORS 
% 
%      Copyright(c) Xilinx, Inc., 2000-2007, All Rights Reserved. 
%   Reproduction or reuse, in any form, without the explicit written 
%          consent of Xilinx, Inc., is strictly prohibited. 
% 
%  User: WangQian 
%  Machine: A2D3DF917F70473 (i1586, Windows XP Service Pack 2, 5.01.2600) 
%  Date: Mon May 12 10:56:57 2008 
% 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%  AccelWare Function: Mtimes                                                  
%  AccelDSP Version: 9.1.00 build 868 Production                               
%  AccelWare Version: 9.1.00 build 868 Production                              
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%  colsa: Number of columns in the A input.
%		value used "16"
%  colsb: Number of columns in the B input.
%		value used "1"
%  implementation: Select Architectural Implementation (currently only one implementation).
%		value used "default"
%  rowsa: Number of rows in the A input.
%		value used "1"
%  rowsb: Number of rows in the B input.
%		value used "16"
%  speedarea: Allows for various combinations of resource-sharing and pipelining.  It is a starting point and can be changed with directives.
%		value used "resource shared / non-pipelined"
%  type: double, galoisfield or complex.
%		value used "double"
accum = quantize( ac_fixed_wrap_floor_29_20, 0 );
for accumindex = quantize( ac_ufixed_wrap_floor_5_0, 1:16 )
    prod1 = quantize( ac_fixed_wrap_floor_24_20, inputA(1, accumindex) * inputB(accumindex, 1) );
    accum = quantize( ac_fixed_wrap_floor_29_20, prod1 + accum );
end
outputC = quantize( ac_fixed_wrap_floor_26_20, accum );