1 // Copyright (c) 2017-2018, Lawrence Livermore National Security, LLC. 2 // Produced at the Lawrence Livermore National Laboratory. LLNL-CODE-734707. 3 // All Rights reserved. See files LICENSE and NOTICE for details. 4 // 5 // This file is part of CEED, a collection of benchmarks, miniapps, software 6 // libraries and APIs for efficient high-order finite element and spectral 7 // element discretizations for exascale applications. For more information and 8 // source code availability see http://github.com/ceed. 9 // 10 // The CEED research is supported by the Exascale Computing Project 17-SC-20-SC, 11 // a collaborative effort of two U.S. Department of Energy organizations (Office 12 // of Science and the National Nuclear Security Administration) responsible for 13 // the planning and preparation of a capable exascale ecosystem, including 14 // software, applications, hardware, advanced system engineering and early 15 // testbed platforms, in support of the nation's exascale computing imperative. 16 17 #include <ceed/ceed.h> 18 #include <ceed/backend.h> 19 #include <stdbool.h> 20 #include <stddef.h> 21 #include <stdint.h> 22 #include "ceed-blocked.h" 23 24 //------------------------------------------------------------------------------ 25 // Setup Input/Output Fields 26 //------------------------------------------------------------------------------ 27 static int CeedOperatorSetupFields_Blocked(CeedQFunction qf, 28 CeedOperator op, bool is_input, CeedElemRestriction *blk_restr, 29 CeedVector *e_vecs_full, CeedVector *e_vecs, CeedVector *q_vecs, 30 CeedInt start_e, CeedInt num_fields, CeedInt Q) { 31 CeedInt ierr, num_comp, size, P; 32 Ceed ceed; 33 ierr = CeedOperatorGetCeed(op, &ceed); CeedChkBackend(ierr); 34 CeedBasis basis; 35 CeedElemRestriction r; 36 CeedOperatorField *op_fields; 37 CeedQFunctionField *qf_fields; 38 if (is_input) { 39 ierr = CeedOperatorGetFields(op, NULL, &op_fields, NULL, NULL); 40 CeedChkBackend(ierr); 41 ierr = CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL); 42 CeedChkBackend(ierr); 43 } else { 44 ierr = CeedOperatorGetFields(op, NULL, NULL, NULL, &op_fields); 45 CeedChkBackend(ierr); 46 ierr = CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields); 47 CeedChkBackend(ierr); 48 } 49 const CeedInt blk_size = 8; 50 51 // Loop over fields 52 for (CeedInt i=0; i<num_fields; i++) { 53 CeedEvalMode eval_mode; 54 ierr = CeedQFunctionFieldGetEvalMode(qf_fields[i], &eval_mode); 55 CeedChkBackend(ierr); 56 57 if (eval_mode != CEED_EVAL_WEIGHT) { 58 ierr = CeedOperatorFieldGetElemRestriction(op_fields[i], &r); 59 CeedChkBackend(ierr); 60 ierr = CeedElemRestrictionGetCeed(r, &ceed); CeedChkBackend(ierr); 61 CeedSize l_size; 62 CeedInt num_elem, elem_size, comp_stride; 63 ierr = CeedElemRestrictionGetNumElements(r, &num_elem); CeedChkBackend(ierr); 64 ierr = CeedElemRestrictionGetElementSize(r, &elem_size); CeedChkBackend(ierr); 65 ierr = CeedElemRestrictionGetLVectorSize(r, &l_size); CeedChkBackend(ierr); 66 ierr = CeedElemRestrictionGetNumComponents(r, &num_comp); CeedChkBackend(ierr); 67 68 bool strided; 69 ierr = CeedElemRestrictionIsStrided(r, &strided); CeedChkBackend(ierr); 70 if (strided) { 71 CeedInt strides[3]; 72 ierr = CeedElemRestrictionGetStrides(r, &strides); CeedChkBackend(ierr); 73 ierr = CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, elem_size, 74 blk_size, num_comp, l_size, strides, &blk_restr[i+start_e]); 75 CeedChkBackend(ierr); 76 } else { 77 const CeedInt *offsets = NULL; 78 ierr = CeedElemRestrictionGetOffsets(r, CEED_MEM_HOST, &offsets); 79 CeedChkBackend(ierr); 80 ierr = CeedElemRestrictionGetCompStride(r, &comp_stride); CeedChkBackend(ierr); 81 ierr = CeedElemRestrictionCreateBlocked(ceed, num_elem, elem_size, 82 blk_size, num_comp, comp_stride, 83 l_size, CEED_MEM_HOST, 84 CEED_COPY_VALUES, offsets, 85 &blk_restr[i+start_e]); 86 CeedChkBackend(ierr); 87 ierr = CeedElemRestrictionRestoreOffsets(r, &offsets); CeedChkBackend(ierr); 88 } 89 ierr = CeedElemRestrictionCreateVector(blk_restr[i+start_e], NULL, 90 &e_vecs_full[i+start_e]); 91 CeedChkBackend(ierr); 92 } 93 94 switch(eval_mode) { 95 case CEED_EVAL_NONE: 96 ierr = CeedQFunctionFieldGetSize(qf_fields[i], &size); CeedChkBackend(ierr); 97 ierr = CeedVectorCreate(ceed, Q*size*blk_size, &q_vecs[i]); 98 CeedChkBackend(ierr); 99 break; 100 case CEED_EVAL_INTERP: 101 case CEED_EVAL_GRAD: 102 ierr = CeedOperatorFieldGetBasis(op_fields[i], &basis); CeedChkBackend(ierr); 103 ierr = CeedQFunctionFieldGetSize(qf_fields[i], &size); CeedChkBackend(ierr); 104 ierr = CeedBasisGetNumNodes(basis, &P); CeedChkBackend(ierr); 105 ierr = CeedBasisGetNumComponents(basis, &num_comp); CeedChkBackend(ierr); 106 ierr = CeedVectorCreate(ceed, P*num_comp*blk_size, &e_vecs[i]); 107 CeedChkBackend(ierr); 108 ierr = CeedVectorCreate(ceed, Q*size*blk_size, &q_vecs[i]); 109 CeedChkBackend(ierr); 110 break; 111 case CEED_EVAL_WEIGHT: // Only on input fields 112 ierr = CeedOperatorFieldGetBasis(op_fields[i], &basis); CeedChkBackend(ierr); 113 ierr = CeedVectorCreate(ceed, Q*blk_size, &q_vecs[i]); CeedChkBackend(ierr); 114 ierr = CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, 115 CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i]); 116 CeedChkBackend(ierr); 117 118 break; 119 case CEED_EVAL_DIV: 120 break; // Not implemented 121 case CEED_EVAL_CURL: 122 break; // Not implemented 123 } 124 } 125 return CEED_ERROR_SUCCESS; 126 } 127 128 //------------------------------------------------------------------------------ 129 // Setup Operator 130 //------------------------------------------------------------------------------ 131 static int CeedOperatorSetup_Blocked(CeedOperator op) { 132 int ierr; 133 bool is_setup_done; 134 ierr = CeedOperatorIsSetupDone(op, &is_setup_done); CeedChkBackend(ierr); 135 if (is_setup_done) return CEED_ERROR_SUCCESS; 136 Ceed ceed; 137 ierr = CeedOperatorGetCeed(op, &ceed); CeedChkBackend(ierr); 138 CeedOperator_Blocked *impl; 139 ierr = CeedOperatorGetData(op, &impl); CeedChkBackend(ierr); 140 CeedQFunction qf; 141 ierr = CeedOperatorGetQFunction(op, &qf); CeedChkBackend(ierr); 142 CeedInt Q, num_input_fields, num_output_fields; 143 ierr = CeedOperatorGetNumQuadraturePoints(op, &Q); CeedChkBackend(ierr); 144 ierr = CeedQFunctionIsIdentity(qf, &impl->is_identity_qf); CeedChkBackend(ierr); 145 CeedOperatorField *op_input_fields, *op_output_fields; 146 ierr = CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, 147 &num_output_fields, &op_output_fields); 148 CeedChkBackend(ierr); 149 CeedQFunctionField *qf_input_fields, *qf_output_fields; 150 ierr = CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, 151 &qf_output_fields); 152 CeedChkBackend(ierr); 153 154 // Allocate 155 ierr = CeedCalloc(num_input_fields + num_output_fields, &impl->blk_restr); 156 CeedChkBackend(ierr); 157 ierr = CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full); 158 CeedChkBackend(ierr); 159 160 ierr = CeedCalloc(CEED_FIELD_MAX, &impl->input_states); CeedChkBackend(ierr); 161 ierr = CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in); CeedChkBackend(ierr); 162 ierr = CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out); CeedChkBackend(ierr); 163 ierr = CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in); CeedChkBackend(ierr); 164 ierr = CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out); CeedChkBackend(ierr); 165 166 impl->num_inputs = num_input_fields; 167 impl->num_outputs = num_output_fields; 168 169 // Set up infield and outfield pointer arrays 170 // Infields 171 ierr = CeedOperatorSetupFields_Blocked(qf, op, true, impl->blk_restr, 172 impl->e_vecs_full, impl->e_vecs_in, 173 impl->q_vecs_in, 0, 174 num_input_fields, Q); 175 CeedChkBackend(ierr); 176 // Outfields 177 ierr = CeedOperatorSetupFields_Blocked(qf, op, false, impl->blk_restr, 178 impl->e_vecs_full, impl->e_vecs_out, 179 impl->q_vecs_out, num_input_fields, 180 num_output_fields, Q); 181 CeedChkBackend(ierr); 182 183 // Identity QFunctions 184 if (impl->is_identity_qf) { 185 CeedEvalMode in_mode, out_mode; 186 CeedQFunctionField *in_fields, *out_fields; 187 ierr = CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields); 188 CeedChkBackend(ierr); 189 ierr = CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode); 190 CeedChkBackend(ierr); 191 ierr = CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode); 192 CeedChkBackend(ierr); 193 194 if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { 195 impl->is_identity_restr_op = true; 196 } else { 197 ierr = CeedVectorDestroy(&impl->q_vecs_out[0]); CeedChkBackend(ierr); 198 impl->q_vecs_out[0] = impl->q_vecs_in[0]; 199 ierr = CeedVectorAddReference(impl->q_vecs_in[0]); CeedChkBackend(ierr); 200 } 201 } 202 203 ierr = CeedOperatorSetSetupDone(op); CeedChkBackend(ierr); 204 205 return CEED_ERROR_SUCCESS; 206 } 207 208 //------------------------------------------------------------------------------ 209 // Setup Operator Inputs 210 //------------------------------------------------------------------------------ 211 static inline int CeedOperatorSetupInputs_Blocked(CeedInt num_input_fields, 212 CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 213 CeedVector in_vec, bool skip_active, CeedScalar *e_data_full[2*CEED_FIELD_MAX], 214 CeedOperator_Blocked *impl, CeedRequest *request) { 215 CeedInt ierr; 216 CeedEvalMode eval_mode; 217 CeedVector vec; 218 uint64_t state; 219 220 for (CeedInt i=0; i<num_input_fields; i++) { 221 // Get input vector 222 ierr = CeedOperatorFieldGetVector(op_input_fields[i], &vec); 223 CeedChkBackend(ierr); 224 if (vec == CEED_VECTOR_ACTIVE) { 225 if (skip_active) 226 continue; 227 else 228 vec = in_vec; 229 } 230 231 ierr = CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode); 232 CeedChkBackend(ierr); 233 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 234 } else { 235 // Restrict 236 ierr = CeedVectorGetState(vec, &state); CeedChkBackend(ierr); 237 if (state != impl->input_states[i] || vec == in_vec) { 238 ierr = CeedElemRestrictionApply(impl->blk_restr[i], CEED_NOTRANSPOSE, 239 vec, impl->e_vecs_full[i], request); 240 CeedChkBackend(ierr); 241 impl->input_states[i] = state; 242 } 243 // Get evec 244 ierr = CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, 245 (const CeedScalar **) &e_data_full[i]); 246 CeedChkBackend(ierr); 247 } 248 } 249 return CEED_ERROR_SUCCESS; 250 } 251 252 //------------------------------------------------------------------------------ 253 // Input Basis Action 254 //------------------------------------------------------------------------------ 255 static inline int CeedOperatorInputBasis_Blocked(CeedInt e, CeedInt Q, 256 CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 257 CeedInt num_input_fields, CeedInt blk_size, bool skip_active, 258 CeedScalar *e_data_full[2*CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 259 CeedInt ierr; 260 CeedInt dim, elem_size, size; 261 CeedElemRestriction elem_restr; 262 CeedEvalMode eval_mode; 263 CeedBasis basis; 264 265 for (CeedInt i=0; i<num_input_fields; i++) { 266 // Skip active input 267 if (skip_active) { 268 CeedVector vec; 269 ierr = CeedOperatorFieldGetVector(op_input_fields[i], &vec); 270 CeedChkBackend(ierr); 271 if (vec == CEED_VECTOR_ACTIVE) 272 continue; 273 } 274 275 // Get elem_size, eval_mode, size 276 ierr = CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_restr); 277 CeedChkBackend(ierr); 278 ierr = CeedElemRestrictionGetElementSize(elem_restr, &elem_size); 279 CeedChkBackend(ierr); 280 ierr = CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode); 281 CeedChkBackend(ierr); 282 ierr = CeedQFunctionFieldGetSize(qf_input_fields[i], &size); 283 CeedChkBackend(ierr); 284 // Basis action 285 switch(eval_mode) { 286 case CEED_EVAL_NONE: 287 ierr = CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, 288 CEED_USE_POINTER, &e_data_full[i][e*Q*size]); 289 CeedChkBackend(ierr); 290 break; 291 case CEED_EVAL_INTERP: 292 ierr = CeedOperatorFieldGetBasis(op_input_fields[i], &basis); 293 CeedChkBackend(ierr); 294 ierr = CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, 295 CEED_USE_POINTER, &e_data_full[i][e*elem_size*size]); 296 CeedChkBackend(ierr); 297 ierr = CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, 298 CEED_EVAL_INTERP, impl->e_vecs_in[i], 299 impl->q_vecs_in[i]); CeedChkBackend(ierr); 300 break; 301 case CEED_EVAL_GRAD: 302 ierr = CeedOperatorFieldGetBasis(op_input_fields[i], &basis); 303 CeedChkBackend(ierr); 304 ierr = CeedBasisGetDimension(basis, &dim); CeedChkBackend(ierr); 305 ierr = CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, 306 CEED_USE_POINTER, &e_data_full[i][e*elem_size*size/dim]); 307 CeedChkBackend(ierr); 308 ierr = CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, 309 CEED_EVAL_GRAD, impl->e_vecs_in[i], 310 impl->q_vecs_in[i]); CeedChkBackend(ierr); 311 break; 312 case CEED_EVAL_WEIGHT: 313 break; // No action 314 // LCOV_EXCL_START 315 case CEED_EVAL_DIV: 316 case CEED_EVAL_CURL: { 317 ierr = CeedOperatorFieldGetBasis(op_input_fields[i], &basis); 318 CeedChkBackend(ierr); 319 Ceed ceed; 320 ierr = CeedBasisGetCeed(basis, &ceed); CeedChkBackend(ierr); 321 return CeedError(ceed, CEED_ERROR_BACKEND, 322 "Ceed evaluation mode not implemented"); 323 // LCOV_EXCL_STOP 324 } 325 } 326 } 327 return CEED_ERROR_SUCCESS; 328 } 329 330 //------------------------------------------------------------------------------ 331 // Output Basis Action 332 //------------------------------------------------------------------------------ 333 static inline int CeedOperatorOutputBasis_Blocked(CeedInt e, CeedInt Q, 334 CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 335 CeedInt blk_size, CeedInt num_input_fields, CeedInt num_output_fields, 336 CeedOperator op, CeedScalar *e_data_full[2*CEED_FIELD_MAX], 337 CeedOperator_Blocked *impl) { 338 CeedInt ierr; 339 CeedInt dim, elem_size, size; 340 CeedElemRestriction elem_restr; 341 CeedEvalMode eval_mode; 342 CeedBasis basis; 343 344 for (CeedInt i=0; i<num_output_fields; i++) { 345 // Get elem_size, eval_mode, size 346 ierr = CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_restr); 347 CeedChkBackend(ierr); 348 ierr = CeedElemRestrictionGetElementSize(elem_restr, &elem_size); 349 CeedChkBackend(ierr); 350 ierr = CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode); 351 CeedChkBackend(ierr); 352 ierr = CeedQFunctionFieldGetSize(qf_output_fields[i], &size); 353 CeedChkBackend(ierr); 354 // Basis action 355 switch(eval_mode) { 356 case CEED_EVAL_NONE: 357 break; // No action 358 case CEED_EVAL_INTERP: 359 ierr = CeedOperatorFieldGetBasis(op_output_fields[i], &basis); 360 CeedChkBackend(ierr); 361 ierr = CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, 362 CEED_USE_POINTER, &e_data_full[i + num_input_fields][e*elem_size*size]); 363 CeedChkBackend(ierr); 364 ierr = CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, 365 CEED_EVAL_INTERP, impl->q_vecs_out[i], 366 impl->e_vecs_out[i]); CeedChkBackend(ierr); 367 break; 368 case CEED_EVAL_GRAD: 369 ierr = CeedOperatorFieldGetBasis(op_output_fields[i], &basis); 370 CeedChkBackend(ierr); 371 ierr = CeedBasisGetDimension(basis, &dim); CeedChkBackend(ierr); 372 ierr = CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, 373 CEED_USE_POINTER, &e_data_full[i + num_input_fields][e*elem_size*size/dim]); 374 CeedChkBackend(ierr); 375 ierr = CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, 376 CEED_EVAL_GRAD, impl->q_vecs_out[i], 377 impl->e_vecs_out[i]); CeedChkBackend(ierr); 378 break; 379 // LCOV_EXCL_START 380 case CEED_EVAL_WEIGHT: { 381 Ceed ceed; 382 ierr = CeedOperatorGetCeed(op, &ceed); CeedChkBackend(ierr); 383 return CeedError(ceed, CEED_ERROR_BACKEND, 384 "CEED_EVAL_WEIGHT cannot be an output " 385 "evaluation mode"); 386 } 387 case CEED_EVAL_DIV: 388 case CEED_EVAL_CURL: { 389 Ceed ceed; 390 ierr = CeedOperatorGetCeed(op, &ceed); CeedChkBackend(ierr); 391 return CeedError(ceed, CEED_ERROR_BACKEND, 392 "Ceed evaluation mode not implemented"); 393 // LCOV_EXCL_STOP 394 } 395 } 396 } 397 return CEED_ERROR_SUCCESS; 398 } 399 400 //------------------------------------------------------------------------------ 401 // Restore Input Vectors 402 //------------------------------------------------------------------------------ 403 static inline int CeedOperatorRestoreInputs_Blocked(CeedInt num_input_fields, 404 CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 405 bool skip_active, CeedScalar *e_data_full[2*CEED_FIELD_MAX], 406 CeedOperator_Blocked *impl) { 407 CeedInt ierr; 408 CeedEvalMode eval_mode; 409 410 for (CeedInt i=0; i<num_input_fields; i++) { 411 // Skip active inputs 412 if (skip_active) { 413 CeedVector vec; 414 ierr = CeedOperatorFieldGetVector(op_input_fields[i], &vec); 415 CeedChkBackend(ierr); 416 if (vec == CEED_VECTOR_ACTIVE) 417 continue; 418 } 419 ierr = CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode); 420 CeedChkBackend(ierr); 421 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 422 } else { 423 ierr = CeedVectorRestoreArrayRead(impl->e_vecs_full[i], 424 (const CeedScalar **) &e_data_full[i]); 425 CeedChkBackend(ierr); 426 } 427 } 428 return CEED_ERROR_SUCCESS; 429 } 430 431 //------------------------------------------------------------------------------ 432 // Operator Apply 433 //------------------------------------------------------------------------------ 434 static int CeedOperatorApplyAdd_Blocked(CeedOperator op, CeedVector in_vec, 435 CeedVector out_vec, 436 CeedRequest *request) { 437 int ierr; 438 CeedOperator_Blocked *impl; 439 ierr = CeedOperatorGetData(op, &impl); CeedChkBackend(ierr); 440 const CeedInt blk_size = 8; 441 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 442 ierr = CeedOperatorGetNumElements(op, &num_elem); CeedChkBackend(ierr); 443 ierr = CeedOperatorGetNumQuadraturePoints(op, &Q); CeedChkBackend(ierr); 444 CeedInt num_blks = (num_elem/blk_size) + !!(num_elem%blk_size); 445 CeedQFunction qf; 446 ierr = CeedOperatorGetQFunction(op, &qf); CeedChkBackend(ierr); 447 CeedOperatorField *op_input_fields, *op_output_fields; 448 ierr = CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, 449 &num_output_fields, &op_output_fields); 450 CeedChkBackend(ierr); 451 CeedQFunctionField *qf_input_fields, *qf_output_fields; 452 ierr = CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, 453 &qf_output_fields); 454 CeedChkBackend(ierr); 455 CeedEvalMode eval_mode; 456 CeedVector vec; 457 CeedScalar *e_data_full[2*CEED_FIELD_MAX] = {0}; 458 459 // Setup 460 ierr = CeedOperatorSetup_Blocked(op); CeedChkBackend(ierr); 461 462 // Restriction only operator 463 if (impl->is_identity_restr_op) { 464 ierr = CeedElemRestrictionApply(impl->blk_restr[0], CEED_NOTRANSPOSE, in_vec, 465 impl->e_vecs_full[0], request); CeedChkBackend(ierr); 466 ierr = CeedElemRestrictionApply(impl->blk_restr[1], CEED_TRANSPOSE, 467 impl->e_vecs_full[0], out_vec, request); CeedChkBackend(ierr); 468 return CEED_ERROR_SUCCESS; 469 } 470 471 // Input Evecs and Restriction 472 ierr = CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, 473 op_input_fields, in_vec, false, e_data_full, 474 impl, request); CeedChkBackend(ierr); 475 476 // Output Evecs 477 for (CeedInt i=0; i<num_output_fields; i++) { 478 ierr = CeedVectorGetArrayWrite(impl->e_vecs_full[i+impl->num_inputs], 479 CEED_MEM_HOST, &e_data_full[i + num_input_fields]); 480 CeedChkBackend(ierr); 481 } 482 483 // Loop through elements 484 for (CeedInt e=0; e<num_blks*blk_size; e+=blk_size) { 485 // Output pointers 486 for (CeedInt i=0; i<num_output_fields; i++) { 487 ierr = CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode); 488 CeedChkBackend(ierr); 489 if (eval_mode == CEED_EVAL_NONE) { 490 ierr = CeedQFunctionFieldGetSize(qf_output_fields[i], &size); 491 CeedChkBackend(ierr); 492 ierr = CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, 493 CEED_USE_POINTER, &e_data_full[i + num_input_fields][e*Q*size]); 494 CeedChkBackend(ierr); 495 } 496 } 497 498 // Input basis apply 499 ierr = CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, 500 num_input_fields, blk_size, false, e_data_full, 501 impl); CeedChkBackend(ierr); 502 503 // Q function 504 if (!impl->is_identity_qf) { 505 ierr = CeedQFunctionApply(qf, Q*blk_size, impl->q_vecs_in, impl->q_vecs_out); 506 CeedChkBackend(ierr); 507 } 508 509 // Output basis apply 510 ierr = CeedOperatorOutputBasis_Blocked(e, Q, qf_output_fields, op_output_fields, 511 blk_size, num_input_fields, 512 num_output_fields, op, e_data_full, impl); 513 CeedChkBackend(ierr); 514 } 515 516 // Output restriction 517 for (CeedInt i=0; i<num_output_fields; i++) { 518 // Restore evec 519 ierr = CeedVectorRestoreArray(impl->e_vecs_full[i+impl->num_inputs], 520 &e_data_full[i + num_input_fields]); 521 CeedChkBackend(ierr); 522 // Get output vector 523 ierr = CeedOperatorFieldGetVector(op_output_fields[i], &vec); 524 CeedChkBackend(ierr); 525 // Active 526 if (vec == CEED_VECTOR_ACTIVE) 527 vec = out_vec; 528 // Restrict 529 ierr = CeedElemRestrictionApply(impl->blk_restr[i+impl->num_inputs], 530 CEED_TRANSPOSE, impl->e_vecs_full[i+impl->num_inputs], 531 vec, request); CeedChkBackend(ierr); 532 533 } 534 535 // Restore input arrays 536 ierr = CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, 537 op_input_fields, false, e_data_full, impl); CeedChkBackend(ierr); 538 539 return CEED_ERROR_SUCCESS; 540 } 541 542 //------------------------------------------------------------------------------ 543 // Core code for assembling linear QFunction 544 //------------------------------------------------------------------------------ 545 static inline int CeedOperatorLinearAssembleQFunctionCore_Blocked( 546 CeedOperator op, bool build_objects, CeedVector *assembled, 547 CeedElemRestriction *rstr, CeedRequest *request) { 548 int ierr; 549 CeedOperator_Blocked *impl; 550 ierr = CeedOperatorGetData(op, &impl); CeedChkBackend(ierr); 551 const CeedInt blk_size = 8; 552 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 553 ierr = CeedOperatorGetNumElements(op, &num_elem); CeedChkBackend(ierr); 554 ierr = CeedOperatorGetNumQuadraturePoints(op, &Q); CeedChkBackend(ierr); 555 CeedInt num_blks = (num_elem/blk_size) + !!(num_elem%blk_size); 556 CeedQFunction qf; 557 ierr = CeedOperatorGetQFunction(op, &qf); CeedChkBackend(ierr); 558 CeedOperatorField *op_input_fields, *op_output_fields; 559 ierr = CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, 560 &num_output_fields, &op_output_fields); 561 CeedChkBackend(ierr); 562 CeedQFunctionField *qf_input_fields, *qf_output_fields; 563 ierr = CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, 564 &qf_output_fields); 565 CeedChkBackend(ierr); 566 CeedVector vec, l_vec = impl->qf_l_vec; 567 CeedInt num_active_in = impl->num_active_in, 568 num_active_out = impl->num_active_out; 569 CeedVector *active_in = impl->qf_active_in; 570 CeedScalar *a, *tmp; 571 Ceed ceed; 572 ierr = CeedOperatorGetCeed(op, &ceed); CeedChkBackend(ierr); 573 CeedScalar *e_data_full[2*CEED_FIELD_MAX] = {0}; 574 575 // Setup 576 ierr = CeedOperatorSetup_Blocked(op); CeedChkBackend(ierr); 577 578 // Check for identity 579 if (impl->is_identity_qf) 580 // LCOV_EXCL_START 581 return CeedError(ceed, CEED_ERROR_BACKEND, 582 "Assembling identity QFunctions not supported"); 583 // LCOV_EXCL_STOP 584 585 // Input Evecs and Restriction 586 ierr = CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, 587 op_input_fields, NULL, true, e_data_full, 588 impl, request); CeedChkBackend(ierr); 589 590 // Count number of active input fields 591 if (!num_active_in) { 592 for (CeedInt i=0; i<num_input_fields; i++) { 593 // Get input vector 594 ierr = CeedOperatorFieldGetVector(op_input_fields[i], &vec); 595 CeedChkBackend(ierr); 596 // Check if active input 597 if (vec == CEED_VECTOR_ACTIVE) { 598 ierr = CeedQFunctionFieldGetSize(qf_input_fields[i], &size); 599 CeedChkBackend(ierr); 600 ierr = CeedVectorSetValue(impl->q_vecs_in[i], 0.0); CeedChkBackend(ierr); 601 ierr = CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &tmp); 602 CeedChkBackend(ierr); 603 ierr = CeedRealloc(num_active_in + size, &active_in); CeedChkBackend(ierr); 604 for (CeedInt field=0; field<size; field++) { 605 ierr = CeedVectorCreate(ceed, Q*blk_size, &active_in[num_active_in+field]); 606 CeedChkBackend(ierr); 607 ierr = CeedVectorSetArray(active_in[num_active_in+field], CEED_MEM_HOST, 608 CEED_USE_POINTER, &tmp[field*Q*blk_size]); 609 CeedChkBackend(ierr); 610 } 611 num_active_in += size; 612 ierr = CeedVectorRestoreArray(impl->q_vecs_in[i], &tmp); CeedChkBackend(ierr); 613 } 614 } 615 impl->num_active_in = num_active_in; 616 impl->qf_active_in = active_in; 617 } 618 619 // Count number of active output fields 620 if (!num_active_out) { 621 for (CeedInt i=0; i<num_output_fields; i++) { 622 // Get output vector 623 ierr = CeedOperatorFieldGetVector(op_output_fields[i], &vec); 624 CeedChkBackend(ierr); 625 // Check if active output 626 if (vec == CEED_VECTOR_ACTIVE) { 627 ierr = CeedQFunctionFieldGetSize(qf_output_fields[i], &size); 628 CeedChkBackend(ierr); 629 num_active_out += size; 630 } 631 } 632 impl->num_active_out = num_active_out; 633 } 634 635 // Check sizes 636 if (!num_active_in || !num_active_out) 637 // LCOV_EXCL_START 638 return CeedError(ceed, CEED_ERROR_BACKEND, 639 "Cannot assemble QFunction without active inputs " 640 "and outputs"); 641 // LCOV_EXCL_STOP 642 643 // Setup Lvec 644 if (!l_vec) { 645 ierr = CeedVectorCreate(ceed, num_blks*blk_size*Q*num_active_in*num_active_out, 646 &l_vec); CeedChkBackend(ierr); 647 impl->qf_l_vec = l_vec; 648 } 649 ierr = CeedVectorGetArrayWrite(l_vec, CEED_MEM_HOST, &a); CeedChkBackend(ierr); 650 651 // Build objects if needed 652 CeedInt strides[3] = {1, Q, num_active_in *num_active_out*Q}; 653 if (build_objects) { 654 // Create output restriction 655 ierr = CeedElemRestrictionCreateStrided(ceed, num_elem, Q, 656 num_active_in*num_active_out, 657 num_active_in*num_active_out*num_elem*Q, 658 strides, rstr); CeedChkBackend(ierr); 659 // Create assembled vector 660 ierr = CeedVectorCreate(ceed, num_elem*Q*num_active_in*num_active_out, 661 assembled); CeedChkBackend(ierr); 662 } 663 664 // Loop through elements 665 for (CeedInt e=0; e<num_blks*blk_size; e+=blk_size) { 666 // Input basis apply 667 ierr = CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, 668 num_input_fields, blk_size, true, e_data_full, 669 impl); CeedChkBackend(ierr); 670 671 // Assemble QFunction 672 for (CeedInt in=0; in<num_active_in; in++) { 673 // Set Inputs 674 ierr = CeedVectorSetValue(active_in[in], 1.0); CeedChkBackend(ierr); 675 if (num_active_in > 1) { 676 ierr = CeedVectorSetValue(active_in[(in+num_active_in-1)%num_active_in], 677 0.0); CeedChkBackend(ierr); 678 } 679 // Set Outputs 680 for (CeedInt out=0; out<num_output_fields; out++) { 681 // Get output vector 682 ierr = CeedOperatorFieldGetVector(op_output_fields[out], &vec); 683 CeedChkBackend(ierr); 684 // Check if active output 685 if (vec == CEED_VECTOR_ACTIVE) { 686 CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, 687 CEED_USE_POINTER, a); CeedChkBackend(ierr); 688 ierr = CeedQFunctionFieldGetSize(qf_output_fields[out], &size); 689 CeedChkBackend(ierr); 690 a += size*Q*blk_size; // Advance the pointer by the size of the output 691 } 692 } 693 // Apply QFunction 694 ierr = CeedQFunctionApply(qf, Q*blk_size, impl->q_vecs_in, impl->q_vecs_out); 695 CeedChkBackend(ierr); 696 } 697 } 698 699 // Un-set output Qvecs to prevent accidental overwrite of Assembled 700 for (CeedInt out=0; out<num_output_fields; out++) { 701 // Get output vector 702 ierr = CeedOperatorFieldGetVector(op_output_fields[out], &vec); 703 CeedChkBackend(ierr); 704 // Check if active output 705 if (vec == CEED_VECTOR_ACTIVE) { 706 CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_COPY_VALUES, 707 NULL); CeedChkBackend(ierr); 708 } 709 } 710 711 // Restore input arrays 712 ierr = CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, 713 op_input_fields, true, e_data_full, impl); CeedChkBackend(ierr); 714 715 // Output blocked restriction 716 ierr = CeedVectorRestoreArray(l_vec, &a); CeedChkBackend(ierr); 717 ierr = CeedVectorSetValue(*assembled, 0.0); CeedChkBackend(ierr); 718 CeedElemRestriction blk_rstr = impl->qf_blk_rstr; 719 if (!impl->qf_blk_rstr) { 720 ierr = CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, blk_size, 721 num_active_in*num_active_out, num_active_in*num_active_out*num_elem*Q, 722 strides, &blk_rstr); CeedChkBackend(ierr); 723 impl->qf_blk_rstr = blk_rstr; 724 } 725 ierr = CeedElemRestrictionApply(blk_rstr, CEED_TRANSPOSE, l_vec, *assembled, 726 request); CeedChkBackend(ierr); 727 728 return CEED_ERROR_SUCCESS; 729 } 730 731 //------------------------------------------------------------------------------ 732 // Assemble Linear QFunction 733 //------------------------------------------------------------------------------ 734 static int CeedOperatorLinearAssembleQFunction_Blocked(CeedOperator op, 735 CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 736 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, true, assembled, 737 rstr, request); 738 } 739 740 //------------------------------------------------------------------------------ 741 // Update Assembled Linear QFunction 742 //------------------------------------------------------------------------------ 743 static int CeedOperatorLinearAssembleQFunctionUpdate_Blocked(CeedOperator op, 744 CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 745 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, false, &assembled, 746 &rstr, request); 747 } 748 749 //------------------------------------------------------------------------------ 750 // Operator Destroy 751 //------------------------------------------------------------------------------ 752 static int CeedOperatorDestroy_Blocked(CeedOperator op) { 753 int ierr; 754 CeedOperator_Blocked *impl; 755 ierr = CeedOperatorGetData(op, &impl); CeedChkBackend(ierr); 756 757 for (CeedInt i=0; i<impl->num_inputs+impl->num_outputs; i++) { 758 ierr = CeedElemRestrictionDestroy(&impl->blk_restr[i]); CeedChkBackend(ierr); 759 ierr = CeedVectorDestroy(&impl->e_vecs_full[i]); CeedChkBackend(ierr); 760 } 761 ierr = CeedFree(&impl->blk_restr); CeedChkBackend(ierr); 762 ierr = CeedFree(&impl->e_vecs_full); CeedChkBackend(ierr); 763 ierr = CeedFree(&impl->input_states); CeedChkBackend(ierr); 764 765 for (CeedInt i=0; i<impl->num_inputs; i++) { 766 ierr = CeedVectorDestroy(&impl->e_vecs_in[i]); CeedChkBackend(ierr); 767 ierr = CeedVectorDestroy(&impl->q_vecs_in[i]); CeedChkBackend(ierr); 768 } 769 ierr = CeedFree(&impl->e_vecs_in); CeedChkBackend(ierr); 770 ierr = CeedFree(&impl->q_vecs_in); CeedChkBackend(ierr); 771 772 for (CeedInt i=0; i<impl->num_outputs; i++) { 773 ierr = CeedVectorDestroy(&impl->e_vecs_out[i]); CeedChkBackend(ierr); 774 ierr = CeedVectorDestroy(&impl->q_vecs_out[i]); CeedChkBackend(ierr); 775 } 776 ierr = CeedFree(&impl->e_vecs_out); CeedChkBackend(ierr); 777 ierr = CeedFree(&impl->q_vecs_out); CeedChkBackend(ierr); 778 779 // QFunction assembly data 780 for (CeedInt i=0; i<impl->num_active_in; i++) { 781 ierr = CeedVectorDestroy(&impl->qf_active_in[i]); CeedChkBackend(ierr); 782 } 783 ierr = CeedFree(&impl->qf_active_in); CeedChkBackend(ierr); 784 ierr = CeedVectorDestroy(&impl->qf_l_vec); CeedChkBackend(ierr); 785 ierr = CeedElemRestrictionDestroy(&impl->qf_blk_rstr); CeedChkBackend(ierr); 786 787 ierr = CeedFree(&impl); CeedChkBackend(ierr); 788 return CEED_ERROR_SUCCESS; 789 } 790 791 //------------------------------------------------------------------------------ 792 // Operator Create 793 //------------------------------------------------------------------------------ 794 int CeedOperatorCreate_Blocked(CeedOperator op) { 795 int ierr; 796 Ceed ceed; 797 ierr = CeedOperatorGetCeed(op, &ceed); CeedChkBackend(ierr); 798 CeedOperator_Blocked *impl; 799 800 ierr = CeedCalloc(1, &impl); CeedChkBackend(ierr); 801 ierr = CeedOperatorSetData(op, impl); CeedChkBackend(ierr); 802 803 ierr = CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", 804 CeedOperatorLinearAssembleQFunction_Blocked); 805 CeedChkBackend(ierr); 806 ierr = CeedSetBackendFunction(ceed, "Operator", op, 807 "LinearAssembleQFunctionUpdate", 808 CeedOperatorLinearAssembleQFunctionUpdate_Blocked); 809 CeedChkBackend(ierr); 810 ierr = CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", 811 CeedOperatorApplyAdd_Blocked); CeedChkBackend(ierr); 812 ierr = CeedSetBackendFunction(ceed, "Operator", op, "Destroy", 813 CeedOperatorDestroy_Blocked); CeedChkBackend(ierr); 814 return CEED_ERROR_SUCCESS; 815 } 816 //------------------------------------------------------------------------------ 817