• Main Page
  • Namespaces
  • Data Structures
  • Files
  • File List
  • Globals

/data/development/ViennaCL/ViennaCL-1.1.2/viennacl/linalg/kernels/matrix_col_source.h

Go to the documentation of this file.
00001 #ifndef _VIENNACL_MATRIX_COL_SOURCE_HPP_
00002 #define _VIENNACL_MATRIX_COL_SOURCE_HPP_
00003 //Automatically generated file from aux-directory, do not edit manually!
00004 namespace viennacl
00005 {
00006  namespace linalg
00007  {
00008   namespace kernels
00009   {
00010 const char * const matrix_col_align1_unit_lower_triangular_substitute_inplace = 
00011 "__kernel void unit_lower_triangular_substitute_inplace(\n"
00012 "          __global const float * matrix,\n"
00013 "          unsigned int matrix_rows,\n"
00014 "          unsigned int matrix_cols,\n"
00015 "          unsigned int matrix_internal_rows,\n"
00016 "          unsigned int matrix_internal_cols,\n"
00017 "          __global float * vector)\n"
00018 "{\n"
00019 "  float temp;\n"
00020 "  for (int row = 0; row < matrix_rows; ++row)\n"
00021 "  {\n"
00022 "    barrier(CLK_GLOBAL_MEM_FENCE);\n"
00023 "    temp = vector[row];\n"
00024 "    for  (int elim = row + get_global_id(0) + 1; elim < matrix_rows; elim += get_global_size(0))\n"
00025 "      vector[elim] -= temp * matrix[row * matrix_internal_rows + elim];\n"
00026 "  }\n"
00027 "}\n"
00028 ; //matrix_col_align1_unit_lower_triangular_substitute_inplace
00029 
00030 const char * const matrix_col_align1_inplace_sub = 
00031 "__kernel void inplace_sub(\n"
00032 "          __global float * vec1,\n"
00033 "          __global const float * vec2,\n"
00034 "          unsigned int size) \n"
00035 "{ \n"
00036 "  for (unsigned int i = get_global_id(0); i < size; i += get_global_size(0))\n"
00037 "    vec1[i] -= vec2[i];\n"
00038 "}\n"
00039 ; //matrix_col_align1_inplace_sub
00040 
00041 const char * const matrix_col_align1_lower_triangular_substitute_inplace = 
00042 "__kernel void lower_triangular_substitute_inplace(\n"
00043 "          __global const float * matrix,\n"
00044 "          unsigned int matrix_rows,\n"
00045 "          unsigned int matrix_cols,\n"
00046 "          unsigned int matrix_internal_rows,\n"
00047 "          unsigned int matrix_internal_cols,\n"
00048 "          __global float * vector)\n"
00049 "{\n"
00050 "  float temp;\n"
00051 "  for (int row = 0; row < matrix_rows; ++row)\n"
00052 "  {\n"
00053 "    barrier(CLK_GLOBAL_MEM_FENCE);\n"
00054 "    if (get_global_id(0) == 0)\n"
00055 "      vector[row] /= matrix[row+row*matrix_internal_rows];\n"
00056 "    barrier(CLK_GLOBAL_MEM_FENCE);\n"
00057 "    temp = vector[row];\n"
00058 "    for  (int elim = row + get_global_id(0) + 1; elim < matrix_rows; elim += get_global_size(0))\n"
00059 "      vector[elim] -= temp * matrix[row * matrix_internal_rows + elim];\n"
00060 "  }\n"
00061 "}\n"
00062 ; //matrix_col_align1_lower_triangular_substitute_inplace
00063 
00064 const char * const matrix_col_align1_trans_vec_mul = 
00065 "__kernel void trans_vec_mul(\n"
00066 "          __global const float * matrix,\n"
00067 "          unsigned int matrix_rows,\n"
00068 "          unsigned int matrix_cols,\n"
00069 "          unsigned int matrix_internal_rows,\n"
00070 "          unsigned int matrix_internal_cols,\n"
00071 "          __global const float * vector,  \n"
00072 "          __global float * result) \n"
00073 "{ \n"
00074 "  //row and col indicate indices within transposed matrix\n"
00075 "  for (unsigned int row = get_global_id(0); row < matrix_cols; row += get_global_size(0))\n"
00076 "  {\n"
00077 "    float dot_prod2 = 0.0f;\n"
00078 "    for (unsigned int col = 0; col < matrix_rows; ++col)\n"
00079 "      dot_prod2 += matrix[row * matrix_internal_rows + col] * vector[col];\n"
00080 "    result[row] = dot_prod2;\n"
00081 "  }\n"
00082 "}\n"
00083 ; //matrix_col_align1_trans_vec_mul
00084 
00085 const char * const matrix_col_align1_rank1_update = 
00086 "//perform a rank-1 update of the matrix, i.e. A += x * x^T\n"
00087 "__kernel void rank1_update(\n"
00088 "          __global float * matrix,\n"
00089 "          unsigned int matrix_rows,\n"
00090 "          unsigned int matrix_cols,\n"
00091 "          unsigned int matrix_internal_rows,\n"
00092 "          unsigned int matrix_internal_cols,\n"
00093 "          __global const float * vector1,  \n"
00094 "          __global const float * vector2) \n"
00095 "{ \n"
00096 "  float tmp;\n"
00097 "  for (unsigned int row= get_global_id(0); row < matrix_rows; row += get_global_size(0))\n"
00098 "  {\n"
00099 "    tmp = vector1[row];\n"
00100 "    for (unsigned int col = 0; col < matrix_cols; ++col)\n"
00101 "      matrix[row + col * matrix_internal_rows] += tmp * vector2[col];\n"
00102 "  }\n"
00103 "}\n"
00104 ; //matrix_col_align1_rank1_update
00105 
00106 const char * const matrix_col_align1_sub = 
00107 "__kernel void sub(\n"
00108 "          __global const float * vec1,\n"
00109 "          __global const float * vec2, \n"
00110 "          __global float * result,\n"
00111 "          unsigned int size)\n"
00112 "{ \n"
00113 "  for (unsigned int i = get_global_id(0); i < size; i += get_global_size(0))\n"
00114 "    result[i] = vec1[i] - vec2[i];\n"
00115 "}\n"
00116 ; //matrix_col_align1_sub
00117 
00118 const char * const matrix_col_align1_trans_unit_upper_triangular_substitute_inplace = 
00119 "//transposed lower triangular matrix\n"
00120 "__kernel void trans_unit_upper_triangular_substitute_inplace(\n"
00121 "          __global const float * matrix, \n"
00122 "          unsigned int matrix_rows,\n"
00123 "          unsigned int matrix_cols,\n"
00124 "          unsigned int matrix_internal_rows,\n"
00125 "          unsigned int matrix_internal_cols,\n"
00126 "          __global float * vector) \n"
00127 "{ \n"
00128 "  float temp; \n"
00129 "  for (int row = matrix_rows-1; row > -1; --row) \n"
00130 "  { \n"
00131 "    barrier(CLK_GLOBAL_MEM_FENCE); \n"
00132 "    \n"
00133 "    temp = vector[row]; \n"
00134 "    //eliminate column with index 'row' in parallel: \n"
00135 "    for  (int elim = get_global_id(0); elim < row; elim += get_global_size(0)) \n"
00136 "      vector[elim] -= temp * matrix[row + elim  * matrix_internal_rows]; \n"
00137 "  } \n"
00138 "   \n"
00139 "}\n"
00140 ; //matrix_col_align1_trans_unit_upper_triangular_substitute_inplace
00141 
00142 const char * const matrix_col_align1_lu_factorize = 
00143 "__kernel void lu_factorize(\n"
00144 "          __global float * matrix,\n"
00145 "          unsigned int matrix_rows,\n"
00146 "          unsigned int matrix_cols,\n"
00147 "          unsigned int matrix_internal_rows,\n"
00148 "          unsigned int matrix_internal_cols) \n"
00149 "{ \n"
00150 "  float temp;\n"
00151 "  for (unsigned int i=1; i<matrix_rows; ++i)\n"
00152 "  {\n"
00153 "    for (unsigned int k=0; k<i; ++k)\n"
00154 "    {\n"
00155 "      if (get_global_id(0) == 0)\n"
00156 "        matrix[i + k*matrix_internal_rows] /= matrix[k + k*matrix_internal_rows];\n"
00157 "      barrier(CLK_GLOBAL_MEM_FENCE);\n"
00158 "      temp = matrix[i + k*matrix_internal_rows];\n"
00159 "      \n"
00160 "      //parallel subtraction:\n"
00161 "      for (unsigned int j=k+1 + get_global_id(0); j<matrix_cols; j += get_global_size(0))\n"
00162 "        matrix[i + j*matrix_internal_rows] -= temp * matrix[k + j*matrix_internal_rows];\n"
00163 "    }\n"
00164 "  }\n"
00165 "} \n"
00166 ; //matrix_col_align1_lu_factorize
00167 
00168 const char * const matrix_col_align1_add = 
00169 "__kernel void add(\n"
00170 "          __global const float * vec1,\n"
00171 "          __global const float * vec2, \n"
00172 "          __global float * result,\n"
00173 "          unsigned int size) \n"
00174 "{ \n"
00175 "  for (unsigned int i = get_global_id(0); i < size; i += get_global_size(0))\n"
00176 "    result[i] = vec1[i] + vec2[i];\n"
00177 "}\n"
00178 ; //matrix_col_align1_add
00179 
00180 const char * const matrix_col_align1_vec_mul = 
00181 "__kernel void vec_mul(\n"
00182 "          __global const float * matrix,\n"
00183 "          unsigned int matrix_rows,\n"
00184 "          unsigned int matrix_cols,\n"
00185 "          unsigned int matrix_internal_rows,\n"
00186 "          unsigned int matrix_internal_cols,\n"
00187 "          __global const float * vector,  \n"
00188 "          __global float * result) \n"
00189 "{ \n"
00190 "  for (unsigned int row = get_global_id(0); row < matrix_rows; row += get_global_size(0))\n"
00191 "  {\n"
00192 "    float dot_prod = 0.0f;\n"
00193 "    for (unsigned int col = 0; col < matrix_cols; ++col)\n"
00194 "      dot_prod += matrix[row + col*matrix_internal_rows] * vector[col];\n"
00195 "    result[row] = dot_prod;\n"
00196 "  }\n"
00197 "}\n"
00198 ; //matrix_col_align1_vec_mul
00199 
00200 const char * const matrix_col_align1_trans_lower_triangular_substitute_inplace = 
00201 "__kernel void trans_lower_triangular_substitute_inplace(\n"
00202 "          __global const float * matrix,\n"
00203 "          unsigned int matrix_rows,\n"
00204 "          unsigned int matrix_cols,\n"
00205 "          unsigned int matrix_internal_rows,\n"
00206 "          unsigned int matrix_internal_cols,\n"
00207 "          __global float * vector)\n"
00208 "{\n"
00209 "  float temp;\n"
00210 "  for (int row = 0; row < matrix_rows; ++row)\n"
00211 "  {\n"
00212 "    barrier(CLK_GLOBAL_MEM_FENCE);\n"
00213 "    if (get_global_id(0) == 0)\n"
00214 "      vector[row] /= matrix[row+row*matrix_internal_rows];\n"
00215 "    barrier(CLK_GLOBAL_MEM_FENCE);\n"
00216 "    temp = vector[row];\n"
00217 "    for  (int elim = row + get_global_id(0) + 1; elim < matrix_rows; elim += get_global_size(0))\n"
00218 "      vector[elim] -= temp * matrix[elim * matrix_internal_rows + row];\n"
00219 "  }\n"
00220 "}\n"
00221 ; //matrix_col_align1_trans_lower_triangular_substitute_inplace
00222 
00223 const char * const matrix_col_align1_inplace_divide = 
00224 "__kernel void inplace_divide(\n"
00225 "          __global float * vec,\n"
00226 "          __global const float * fac,  //note: CPU variant is mapped to prod_scalar\n"
00227 "          unsigned int size) \n"
00228 "{ \n"
00229 "  float factor = *fac;\n"
00230 "  for (unsigned int i = get_global_id(0); i < size; i += get_global_size(0))\n"
00231 "    vec[i] /= factor;\n"
00232 "}\n"
00233 ; //matrix_col_align1_inplace_divide
00234 
00235 const char * const matrix_col_align1_trans_upper_triangular_substitute_inplace = 
00236 "//transposed lower triangular matrix\n"
00237 "__kernel void trans_upper_triangular_substitute_inplace(\n"
00238 "          __global const float * matrix, \n"
00239 "          unsigned int matrix_rows,\n"
00240 "          unsigned int matrix_cols,\n"
00241 "          unsigned int matrix_internal_rows,\n"
00242 "          unsigned int matrix_internal_cols,\n"
00243 "          __global float * vector) \n"
00244 "{ \n"
00245 "  float temp; \n"
00246 "  for (int row = matrix_rows-1; row > -1; --row) \n"
00247 "  { \n"
00248 "    barrier(CLK_GLOBAL_MEM_FENCE); \n"
00249 "    if (get_global_id(0) == 0) \n"
00250 "      vector[row] /= matrix[row + row*matrix_internal_rows]; \n"
00251 " \n"
00252 "    barrier(CLK_GLOBAL_MEM_FENCE); \n"
00253 "    temp = vector[row]; \n"
00254 "    //eliminate column with index 'row' in parallel: \n"
00255 "    for  (int elim = get_global_id(0); elim < row; elim += get_global_size(0)) \n"
00256 "      vector[elim] -= temp * matrix[row + elim * matrix_internal_rows]; \n"
00257 "  } \n"
00258 "   \n"
00259 "}\n"
00260 ; //matrix_col_align1_trans_upper_triangular_substitute_inplace
00261 
00262 const char * const matrix_col_align1_unit_upper_triangular_substitute_inplace = 
00263 "__kernel void unit_upper_triangular_substitute_inplace( \n"
00264 "          __global const float * matrix, \n"
00265 "          unsigned int matrix_rows,\n"
00266 "          unsigned int matrix_cols,\n"
00267 "          unsigned int matrix_internal_rows,\n"
00268 "          unsigned int matrix_internal_cols,\n"
00269 "          __global float * vector) \n"
00270 "{ \n"
00271 "  float temp; \n"
00272 "  for (int row = matrix_rows-1; row > -1; --row) \n"
00273 "  { \n"
00274 "    barrier(CLK_GLOBAL_MEM_FENCE); \n"
00275 "    \n"
00276 "    temp = vector[row]; \n"
00277 "    //eliminate column with index 'row' in parallel: \n"
00278 "    for  (int elim = get_global_id(0); elim < row; elim += get_global_size(0)) \n"
00279 "      vector[elim] -= temp * matrix[elim + row  * matrix_internal_rows]; \n"
00280 "  } \n"
00281 "   \n"
00282 "}\n"
00283 ; //matrix_col_align1_unit_upper_triangular_substitute_inplace
00284 
00285 const char * const matrix_col_align1_inplace_add = 
00286 "__kernel void inplace_add(\n"
00287 "          __global float * vec1,\n"
00288 "          __global const float * vec2,\n"
00289 "          unsigned int size) \n"
00290 "{ \n"
00291 "  for (unsigned int i = get_global_id(0); i < size; i += get_global_size(0))\n"
00292 "    vec1[i] += vec2[i];\n"
00293 "}\n"
00294 ; //matrix_col_align1_inplace_add
00295 
00296 const char * const matrix_col_align1_trans_unit_lower_triangular_substitute_inplace = 
00297 "\n"
00298 "__kernel void trans_unit_lower_triangular_substitute_inplace(\n"
00299 "          __global const float * matrix,\n"
00300 "          unsigned int matrix_rows,\n"
00301 "          unsigned int matrix_cols,\n"
00302 "          unsigned int matrix_internal_rows,\n"
00303 "          unsigned int matrix_internal_cols,\n"
00304 "          __global float * vector)\n"
00305 "{\n"
00306 "  float temp;\n"
00307 "  for (int row = 0; row < matrix_rows; ++row)\n"
00308 "  {\n"
00309 "    barrier(CLK_GLOBAL_MEM_FENCE);\n"
00310 "\n"
00311 "    temp = vector[row];\n"
00312 "\n"
00313 "    for  (int elim = row + get_global_id(0) + 1; elim < matrix_rows; elim += get_global_size(0))\n"
00314 "      vector[elim] -= temp * matrix[elim * matrix_internal_rows + row];\n"
00315 "  }\n"
00316 "}\n"
00317 "\n"
00318 "\n"
00319 ; //matrix_col_align1_trans_unit_lower_triangular_substitute_inplace
00320 
00321 const char * const matrix_col_align1_scaled_rank1_update = 
00322 "__kernel void scaled_rank1_update(\n"
00323 "          __global float * matrix,\n"
00324 "          unsigned int matrix_rows,\n"
00325 "          unsigned int matrix_cols,\n"
00326 "          unsigned int matrix_internal_rows,\n"
00327 "          unsigned int matrix_internal_cols,\n"
00328 "          float val,\n"
00329 "          __global const float * vector1,  \n"
00330 "          __global const float * vector2) \n"
00331 "{ \n"
00332 "  float tmp;\n"
00333 "  for (unsigned int row = get_global_id(0); row < matrix_rows; row += get_global_size(0))\n"
00334 "  {\n"
00335 "    tmp = val * vector1[row];\n"
00336 "    for (unsigned int col = 0; col < matrix_cols; ++col)\n"
00337 "      matrix[row + col*matrix_internal_rows] += tmp * vector2[col];\n"
00338 "  }\n"
00339 "}\n"
00340 ; //matrix_col_align1_scaled_rank1_update
00341 
00342 const char * const matrix_col_align1_clear = 
00343 "__kernel void clear(\n"
00344 "          __global float * vec,\n"
00345 "          unsigned int size) \n"
00346 "{ \n"
00347 "  for (unsigned int i = get_global_id(0); i < size; i += get_global_size(0))\n"
00348 "    vec[i] = 0;\n"
00349 "}\n"
00350 ; //matrix_col_align1_clear
00351 
00352 const char * const matrix_col_align1_cpu_inplace_mult = 
00353 "__kernel void cpu_inplace_mult(\n"
00354 "          __global float * vec,\n"
00355 "          float factor, \n"
00356 "          unsigned int size) \n"
00357 "{ \n"
00358 "  for (unsigned int i = get_global_id(0); i < size; i += get_global_size(0))\n"
00359 "    vec[i] *= factor;\n"
00360 "}\n"
00361 ; //matrix_col_align1_cpu_inplace_mult
00362 
00363 const char * const matrix_col_align1_inplace_mult = 
00364 "__kernel void inplace_mult(\n"
00365 "          __global float * vec,\n"
00366 "          __global const float * fac, \n"
00367 "          unsigned int size) \n"
00368 "{ \n"
00369 "  float factor = *fac;\n"
00370 "  for (unsigned int i = get_global_id(0); i < size; i += get_global_size(0))\n"
00371 "    vec[i] *= factor;\n"
00372 "}\n"
00373 ; //matrix_col_align1_inplace_mult
00374 
00375 const char * const matrix_col_align1_upper_triangular_substitute_inplace = 
00376 "__kernel void upper_triangular_substitute_inplace( \n"
00377 "          __global const float * matrix, \n"
00378 "          unsigned int matrix_rows,\n"
00379 "          unsigned int matrix_cols,\n"
00380 "          unsigned int matrix_internal_rows,\n"
00381 "          unsigned int matrix_internal_cols,\n"
00382 "          __global float * vector) \n"
00383 "{ \n"
00384 "  float temp; \n"
00385 "  for (int row = matrix_rows-1; row > -1; --row) \n"
00386 "  { \n"
00387 "    barrier(CLK_GLOBAL_MEM_FENCE); \n"
00388 "    if (get_global_id(0) == 0) \n"
00389 "      vector[row] /= matrix[row + row*matrix_internal_rows]; \n"
00390 " \n"
00391 "    barrier(CLK_GLOBAL_MEM_FENCE); \n"
00392 "    temp = vector[row]; \n"
00393 "    //eliminate column with index 'row' in parallel: \n"
00394 "    for  (int elim = get_global_id(0); elim < row; elim += get_global_size(0)) \n"
00395 "      vector[elim] -= temp * matrix[elim + row  * matrix_internal_rows]; \n"
00396 "  } \n"
00397 "   \n"
00398 "}\n"
00399 ; //matrix_col_align1_upper_triangular_substitute_inplace
00400 
00401   }  //namespace kernels
00402  }  //namespace linalg
00403 }  //namespace viennacl
00404 #endif

Generated on Sat May 21 2011 20:36:50 for ViennaCL - The Vienna Computing Library by  doxygen 1.7.1