2012-07-17 01:08:14 +08:00
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/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2010-2012, Institute Of Software Chinese Academy Of Science, all rights reserved.
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// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// @Authors
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// Shengen Yan,yanshengen@gmail.com
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other oclMaterials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors as is and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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/**************************************PUBLICFUNC*************************************/
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#if defined (DOUBLE_SUPPORT)
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#pragma OPENCL EXTENSION cl_khr_fp64:enable
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#define RES_TYPE double8
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#define CONVERT_RES_TYPE convert_double8
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#else
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#define RES_TYPE float8
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#define CONVERT_RES_TYPE convert_float8
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#endif
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#if defined (DEPTH_0)
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#define VEC_TYPE uchar8
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#endif
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#if defined (DEPTH_1)
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#define VEC_TYPE char8
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#endif
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#if defined (DEPTH_2)
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#define VEC_TYPE ushort8
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#endif
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#if defined (DEPTH_3)
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#define VEC_TYPE short8
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#endif
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#if defined (DEPTH_4)
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#define VEC_TYPE int8
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#endif
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#if defined (DEPTH_5)
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#define VEC_TYPE float8
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#endif
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#if defined (DEPTH_6)
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#define VEC_TYPE double8
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#endif
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#if defined (FUNC_TYPE_0)
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#define FUNC(a,b) b += a;
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#endif
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#if defined (FUNC_TYPE_1)
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#define FUNC(a,b) b = b + (a >= 0 ? a : -a);
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#endif
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#if defined (FUNC_TYPE_2)
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#define FUNC(a,b) b = b + a * a;
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#endif
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#if defined (REPEAT_S0)
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#define repeat_s(a) a = a;
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#endif
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#if defined (REPEAT_S1)
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#define repeat_s(a) a.s0 = 0;
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#endif
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#if defined (REPEAT_S2)
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#define repeat_s(a) a.s0 = 0;a.s1 = 0;
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#endif
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#if defined (REPEAT_S3)
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#define repeat_s(a) a.s0 = 0;a.s1 = 0;a.s2 = 0;
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#endif
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#if defined (REPEAT_S4)
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#define repeat_s(a) a.s0 = 0;a.s1 = 0;a.s2 = 0;a.s3 = 0;
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#endif
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#if defined (REPEAT_S5)
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#define repeat_s(a) a.s0 = 0;a.s1 = 0;a.s2 = 0;a.s3 = 0;a.s4 = 0;
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#endif
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#if defined (REPEAT_S6)
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#define repeat_s(a) a.s0 = 0;a.s1 = 0;a.s2 = 0;a.s3 = 0;a.s4 = 0;a.s5 = 0;
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#endif
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#if defined (REPEAT_S7)
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#define repeat_s(a) a.s0 = 0;a.s1 = 0;a.s2 = 0;a.s3 = 0;a.s4 = 0;a.s5 = 0;a.s6 = 0;
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#endif
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#if defined (REPEAT_E0)
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#define repeat_e(a) a = a;
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#endif
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#if defined (REPEAT_E1)
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#define repeat_e(a) a.s7 = 0;
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#endif
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#if defined (REPEAT_E2)
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#define repeat_e(a) a.s7 = 0;a.s6 = 0;
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#endif
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#if defined (REPEAT_E3)
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#define repeat_e(a) a.s7 = 0;a.s6 = 0;a.s5 = 0;
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#endif
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#if defined (REPEAT_E4)
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#define repeat_e(a) a.s7 = 0;a.s6 = 0;a.s5 = 0;a.s4 = 0;
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#endif
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#if defined (REPEAT_E5)
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#define repeat_e(a) a.s7 = 0;a.s6 = 0;a.s5 = 0;a.s4 = 0;a.s3 = 0;
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#endif
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#if defined (REPEAT_E6)
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#define repeat_e(a) a.s7 = 0;a.s6 = 0;a.s5 = 0;a.s4 = 0;a.s3 = 0;a.s2 = 0;
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#endif
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#if defined (REPEAT_E7)
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#define repeat_e(a) a.s7 = 0;a.s6 = 0;a.s5 = 0;a.s4 = 0;a.s3 = 0;a.s2 = 0;a.s1 = 0;
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#endif
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#pragma OPENCL EXTENSION cl_khr_global_int32_base_atomics:enable
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#pragma OPENCL EXTENSION cl_khr_global_int32_extended_atomics:enable
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/**************************************Array buffer SUM**************************************/
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__kernel void arithm_op_sum (int cols,int invalid_cols,int offset,int elemnum,int groupnum,
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__global VEC_TYPE *src, __global RES_TYPE *dst)
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{
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unsigned int lid = get_local_id(0);
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unsigned int gid = get_group_id(0);
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unsigned int id = get_global_id(0);
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unsigned int idx = offset + id + (id / cols) * invalid_cols;
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__local RES_TYPE localmem_sum[128];
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RES_TYPE sum = 0,temp;
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if(id < elemnum)
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{
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temp = CONVERT_RES_TYPE(src[idx]);
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2012-10-17 07:18:30 +08:00
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if(id % cols == 0 )
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2012-07-17 01:08:14 +08:00
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{
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repeat_s(temp);
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}
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if(id % cols == cols - 1)
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{
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repeat_e(temp);
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}
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FUNC(temp,sum);
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}
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else
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{
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sum = 0;
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}
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for(id=id + (groupnum << 8); id < elemnum;id = id + (groupnum << 8))
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{
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idx = offset + id + (id / cols) * invalid_cols;
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temp = CONVERT_RES_TYPE(src[idx]);
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2012-10-17 07:18:30 +08:00
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if(id % cols == 0 )
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2012-07-17 01:08:14 +08:00
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{
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repeat_s(temp);
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}
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if(id % cols == cols - 1)
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{
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repeat_e(temp);
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}
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FUNC(temp,sum);
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}
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if(lid > 127)
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{
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localmem_sum[lid - 128] = sum;
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}
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barrier(CLK_LOCAL_MEM_FENCE);
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if(lid < 128)
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{
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localmem_sum[lid] = sum + localmem_sum[lid];
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}
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barrier(CLK_LOCAL_MEM_FENCE);
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for(int lsize = 64; lsize > 0; lsize >>= 1)
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{
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if(lid < lsize)
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{
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int lid2 = lsize + lid;
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localmem_sum[lid] = localmem_sum[lid] + localmem_sum[lid2];
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}
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barrier(CLK_LOCAL_MEM_FENCE);
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}
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if( lid == 0)
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{
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dst[gid] = localmem_sum[0];
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}
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}
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