1 // Copyright (c) 2017-2024, Lawrence Livermore National Security, LLC and other CEED contributors. 2 // All Rights Reserved. See the top-level LICENSE and NOTICE files for details. 3 // 4 // SPDX-License-Identifier: BSD-2-Clause 5 // 6 // This file is part of CEED: http://github.com/ceed 7 8 #include <ceed.h> 9 #include <ceed/backend.h> 10 #include <stdbool.h> 11 #include <stddef.h> 12 #include <stdint.h> 13 14 #include "ceed-blocked.h" 15 16 //------------------------------------------------------------------------------ 17 // Setup Input/Output Fields 18 //------------------------------------------------------------------------------ 19 static int CeedOperatorSetupFields_Blocked(CeedQFunction qf, CeedOperator op, bool is_input, bool *skip_rstr, CeedInt *e_data_out_indices, 20 bool *apply_add_basis, const CeedInt block_size, CeedElemRestriction *block_rstr, CeedVector *e_vecs_full, 21 CeedVector *e_vecs, CeedVector *q_vecs, CeedInt start_e, CeedInt num_fields, CeedInt Q) { 22 Ceed ceed; 23 CeedSize e_size, q_size; 24 CeedInt num_comp, size, P; 25 CeedQFunctionField *qf_fields; 26 CeedOperatorField *op_fields; 27 28 { 29 Ceed ceed_parent; 30 31 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 32 CeedCallBackend(CeedGetParent(ceed, &ceed_parent)); 33 if (ceed_parent) ceed = ceed_parent; 34 } 35 if (is_input) { 36 CeedCallBackend(CeedOperatorGetFields(op, NULL, &op_fields, NULL, NULL)); 37 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL)); 38 } else { 39 CeedCallBackend(CeedOperatorGetFields(op, NULL, NULL, NULL, &op_fields)); 40 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields)); 41 } 42 43 // Loop over fields 44 for (CeedInt i = 0; i < num_fields; i++) { 45 CeedEvalMode eval_mode; 46 CeedBasis basis; 47 48 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &eval_mode)); 49 if (eval_mode != CEED_EVAL_WEIGHT) { 50 Ceed ceed_rstr; 51 CeedSize l_size; 52 CeedInt num_elem, elem_size, comp_stride; 53 CeedRestrictionType rstr_type; 54 CeedElemRestriction rstr; 55 56 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &rstr)); 57 CeedCallBackend(CeedElemRestrictionGetCeed(rstr, &ceed_rstr)); 58 CeedCallBackend(CeedElemRestrictionGetNumElements(rstr, &num_elem)); 59 CeedCallBackend(CeedElemRestrictionGetElementSize(rstr, &elem_size)); 60 CeedCallBackend(CeedElemRestrictionGetLVectorSize(rstr, &l_size)); 61 CeedCallBackend(CeedElemRestrictionGetNumComponents(rstr, &num_comp)); 62 CeedCallBackend(CeedElemRestrictionGetCompStride(rstr, &comp_stride)); 63 64 CeedCallBackend(CeedElemRestrictionGetType(rstr, &rstr_type)); 65 switch (rstr_type) { 66 case CEED_RESTRICTION_STANDARD: { 67 const CeedInt *offsets = NULL; 68 69 CeedCallBackend(CeedElemRestrictionGetOffsets(rstr, CEED_MEM_HOST, &offsets)); 70 CeedCallBackend(CeedElemRestrictionCreateBlocked(ceed_rstr, num_elem, elem_size, block_size, num_comp, comp_stride, l_size, CEED_MEM_HOST, 71 CEED_COPY_VALUES, offsets, &block_rstr[i + start_e])); 72 CeedCallBackend(CeedElemRestrictionRestoreOffsets(rstr, &offsets)); 73 } break; 74 case CEED_RESTRICTION_ORIENTED: { 75 const bool *orients = NULL; 76 const CeedInt *offsets = NULL; 77 78 CeedCallBackend(CeedElemRestrictionGetOffsets(rstr, CEED_MEM_HOST, &offsets)); 79 CeedCallBackend(CeedElemRestrictionGetOrientations(rstr, CEED_MEM_HOST, &orients)); 80 CeedCallBackend(CeedElemRestrictionCreateBlockedOriented(ceed_rstr, num_elem, elem_size, block_size, num_comp, comp_stride, l_size, 81 CEED_MEM_HOST, CEED_COPY_VALUES, offsets, orients, &block_rstr[i + start_e])); 82 CeedCallBackend(CeedElemRestrictionRestoreOffsets(rstr, &offsets)); 83 CeedCallBackend(CeedElemRestrictionRestoreOrientations(rstr, &orients)); 84 } break; 85 case CEED_RESTRICTION_CURL_ORIENTED: { 86 const CeedInt8 *curl_orients = NULL; 87 const CeedInt *offsets = NULL; 88 89 CeedCallBackend(CeedElemRestrictionGetOffsets(rstr, CEED_MEM_HOST, &offsets)); 90 CeedCallBackend(CeedElemRestrictionGetCurlOrientations(rstr, CEED_MEM_HOST, &curl_orients)); 91 CeedCallBackend(CeedElemRestrictionCreateBlockedCurlOriented(ceed_rstr, num_elem, elem_size, block_size, num_comp, comp_stride, l_size, 92 CEED_MEM_HOST, CEED_COPY_VALUES, offsets, curl_orients, 93 &block_rstr[i + start_e])); 94 CeedCallBackend(CeedElemRestrictionRestoreOffsets(rstr, &offsets)); 95 CeedCallBackend(CeedElemRestrictionRestoreCurlOrientations(rstr, &curl_orients)); 96 } break; 97 case CEED_RESTRICTION_STRIDED: { 98 CeedInt strides[3]; 99 100 CeedCallBackend(CeedElemRestrictionGetStrides(rstr, strides)); 101 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed_rstr, num_elem, elem_size, block_size, num_comp, l_size, strides, 102 &block_rstr[i + start_e])); 103 } break; 104 case CEED_RESTRICTION_POINTS: 105 // Empty case - won't occur 106 break; 107 } 108 CeedCallBackend(CeedElemRestrictionDestroy(&rstr)); 109 CeedCallBackend(CeedElemRestrictionCreateVector(block_rstr[i + start_e], NULL, &e_vecs_full[i + start_e])); 110 } 111 112 switch (eval_mode) { 113 case CEED_EVAL_NONE: 114 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 115 q_size = (CeedSize)Q * size * block_size; 116 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 117 break; 118 case CEED_EVAL_INTERP: 119 case CEED_EVAL_GRAD: 120 case CEED_EVAL_DIV: 121 case CEED_EVAL_CURL: 122 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 123 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 124 CeedCallBackend(CeedBasisGetNumNodes(basis, &P)); 125 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 126 CeedCallBackend(CeedBasisDestroy(&basis)); 127 e_size = (CeedSize)P * num_comp * block_size; 128 CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); 129 q_size = (CeedSize)Q * size * block_size; 130 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 131 break; 132 case CEED_EVAL_WEIGHT: // Only on input fields 133 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 134 q_size = (CeedSize)Q * block_size; 135 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 136 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_NOTRANSPOSE, CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i])); 137 CeedCallBackend(CeedBasisDestroy(&basis)); 138 break; 139 } 140 } 141 // Drop duplicate restrictions 142 if (is_input) { 143 for (CeedInt i = 0; i < num_fields; i++) { 144 CeedVector vec_i; 145 CeedElemRestriction rstr_i; 146 147 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[i], &vec_i)); 148 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &rstr_i)); 149 for (CeedInt j = i + 1; j < num_fields; j++) { 150 CeedVector vec_j; 151 CeedElemRestriction rstr_j; 152 153 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[j], &vec_j)); 154 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[j], &rstr_j)); 155 if (vec_i == vec_j && rstr_i == rstr_j) { 156 CeedCallBackend(CeedVectorReferenceCopy(e_vecs[i], &e_vecs[j])); 157 CeedCallBackend(CeedVectorReferenceCopy(e_vecs_full[i + start_e], &e_vecs_full[j + start_e])); 158 skip_rstr[j] = true; 159 } 160 CeedCallBackend(CeedVectorDestroy(&vec_j)); 161 CeedCallBackend(CeedElemRestrictionDestroy(&rstr_j)); 162 } 163 CeedCallBackend(CeedVectorDestroy(&vec_i)); 164 CeedCallBackend(CeedElemRestrictionDestroy(&rstr_i)); 165 } 166 } else { 167 for (CeedInt i = num_fields - 1; i >= 0; i--) { 168 CeedVector vec_i; 169 CeedElemRestriction rstr_i; 170 171 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[i], &vec_i)); 172 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &rstr_i)); 173 for (CeedInt j = i - 1; j >= 0; j--) { 174 CeedVector vec_j; 175 CeedElemRestriction rstr_j; 176 177 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[j], &vec_j)); 178 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[j], &rstr_j)); 179 if (vec_i == vec_j && rstr_i == rstr_j) { 180 CeedCallBackend(CeedVectorReferenceCopy(e_vecs[i], &e_vecs[j])); 181 CeedCallBackend(CeedVectorReferenceCopy(e_vecs_full[i + start_e], &e_vecs_full[j + start_e])); 182 skip_rstr[j] = true; 183 apply_add_basis[i] = true; 184 e_data_out_indices[j] = i; 185 } 186 CeedCallBackend(CeedVectorDestroy(&vec_j)); 187 CeedCallBackend(CeedElemRestrictionDestroy(&rstr_j)); 188 } 189 CeedCallBackend(CeedVectorDestroy(&vec_i)); 190 CeedCallBackend(CeedElemRestrictionDestroy(&rstr_i)); 191 } 192 } 193 return CEED_ERROR_SUCCESS; 194 } 195 196 //------------------------------------------------------------------------------ 197 // Setup Operator 198 //------------------------------------------------------------------------------ 199 static int CeedOperatorSetup_Blocked(CeedOperator op) { 200 bool is_setup_done; 201 Ceed ceed; 202 CeedInt Q, num_input_fields, num_output_fields; 203 const CeedInt block_size = 8; 204 CeedQFunctionField *qf_input_fields, *qf_output_fields; 205 CeedQFunction qf; 206 CeedOperatorField *op_input_fields, *op_output_fields; 207 CeedOperator_Blocked *impl; 208 209 CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); 210 if (is_setup_done) return CEED_ERROR_SUCCESS; 211 212 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 213 CeedCallBackend(CeedOperatorGetData(op, &impl)); 214 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 215 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 216 CeedCallBackend(CeedQFunctionIsIdentity(qf, &impl->is_identity_qf)); 217 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 218 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 219 220 // Allocate 221 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->block_rstr)); 222 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full)); 223 224 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->skip_rstr_in)); 225 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->skip_rstr_out)); 226 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_data_out_indices)); 227 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->apply_add_basis_out)); 228 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->input_states)); 229 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in)); 230 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out)); 231 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); 232 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); 233 234 impl->num_inputs = num_input_fields; 235 impl->num_outputs = num_output_fields; 236 237 // Set up infield and outfield pointer arrays 238 // Infields 239 CeedCallBackend(CeedOperatorSetupFields_Blocked(qf, op, true, impl->skip_rstr_in, NULL, NULL, block_size, impl->block_rstr, impl->e_vecs_full, 240 impl->e_vecs_in, impl->q_vecs_in, 0, num_input_fields, Q)); 241 // Outfields 242 CeedCallBackend(CeedOperatorSetupFields_Blocked(qf, op, false, impl->skip_rstr_out, impl->e_data_out_indices, impl->apply_add_basis_out, block_size, 243 impl->block_rstr, impl->e_vecs_full, impl->e_vecs_out, impl->q_vecs_out, num_input_fields, 244 num_output_fields, Q)); 245 246 // Identity QFunctions 247 if (impl->is_identity_qf) { 248 CeedEvalMode in_mode, out_mode; 249 CeedQFunctionField *in_fields, *out_fields; 250 251 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields)); 252 CeedCallBackend(CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode)); 253 CeedCallBackend(CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode)); 254 255 if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { 256 impl->is_identity_rstr_op = true; 257 } else { 258 CeedCallBackend(CeedVectorReferenceCopy(impl->q_vecs_in[0], &impl->q_vecs_out[0])); 259 } 260 } 261 262 CeedCallBackend(CeedOperatorSetSetupDone(op)); 263 return CEED_ERROR_SUCCESS; 264 } 265 266 //------------------------------------------------------------------------------ 267 // Setup Operator Inputs 268 //------------------------------------------------------------------------------ 269 static inline int CeedOperatorSetupInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 270 CeedVector in_vec, bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], 271 CeedOperator_Blocked *impl, CeedRequest *request) { 272 for (CeedInt i = 0; i < num_input_fields; i++) { 273 bool is_active; 274 uint64_t state; 275 CeedEvalMode eval_mode; 276 CeedVector vec; 277 278 // Get input vector 279 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 280 is_active = vec == CEED_VECTOR_ACTIVE; 281 if (is_active) { 282 if (skip_active) continue; 283 else vec = in_vec; 284 } 285 286 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 287 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 288 } else { 289 // Restrict 290 CeedCallBackend(CeedVectorGetState(vec, &state)); 291 if ((state != impl->input_states[i] || vec == in_vec) && !impl->skip_rstr_in[i]) { 292 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); 293 } 294 impl->input_states[i] = state; 295 // Get evec 296 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data_full[i])); 297 } 298 if (!is_active) CeedCallBackend(CeedVectorDestroy(&vec)); 299 } 300 return CEED_ERROR_SUCCESS; 301 } 302 303 //------------------------------------------------------------------------------ 304 // Input Basis Action 305 //------------------------------------------------------------------------------ 306 static inline int CeedOperatorInputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 307 CeedInt num_input_fields, CeedInt block_size, bool skip_active, 308 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 309 for (CeedInt i = 0; i < num_input_fields; i++) { 310 CeedInt elem_size, size, num_comp; 311 CeedEvalMode eval_mode; 312 CeedElemRestriction elem_rstr; 313 CeedBasis basis; 314 315 // Skip active input 316 if (skip_active) { 317 bool is_active; 318 CeedVector vec; 319 320 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 321 is_active = vec == CEED_VECTOR_ACTIVE; 322 CeedCallBackend(CeedVectorDestroy(&vec)); 323 if (is_active) continue; 324 } 325 326 // Get elem_size, eval_mode, size 327 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_rstr)); 328 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 329 CeedCallBackend(CeedElemRestrictionDestroy(&elem_rstr)); 330 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 331 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 332 // Basis action 333 switch (eval_mode) { 334 case CEED_EVAL_NONE: 335 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][(CeedSize)e * Q * size])); 336 break; 337 case CEED_EVAL_INTERP: 338 case CEED_EVAL_GRAD: 339 case CEED_EVAL_DIV: 340 case CEED_EVAL_CURL: 341 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 342 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 343 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][(CeedSize)e * elem_size * num_comp])); 344 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_NOTRANSPOSE, eval_mode, impl->e_vecs_in[i], impl->q_vecs_in[i])); 345 CeedCallBackend(CeedBasisDestroy(&basis)); 346 break; 347 case CEED_EVAL_WEIGHT: 348 break; // No action 349 } 350 } 351 return CEED_ERROR_SUCCESS; 352 } 353 354 //------------------------------------------------------------------------------ 355 // Output Basis Action 356 //------------------------------------------------------------------------------ 357 static inline int CeedOperatorOutputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 358 CeedInt block_size, CeedInt num_input_fields, CeedInt num_output_fields, bool *apply_add_basis, 359 CeedOperator op, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 360 for (CeedInt i = 0; i < num_output_fields; i++) { 361 CeedInt elem_size, num_comp; 362 CeedEvalMode eval_mode; 363 CeedElemRestriction elem_rstr; 364 CeedBasis basis; 365 366 // Get elem_size, eval_mode, size 367 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_rstr)); 368 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 369 CeedCallBackend(CeedElemRestrictionDestroy(&elem_rstr)); 370 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 371 // Basis action 372 switch (eval_mode) { 373 case CEED_EVAL_NONE: 374 break; // No action 375 case CEED_EVAL_INTERP: 376 case CEED_EVAL_GRAD: 377 case CEED_EVAL_DIV: 378 case CEED_EVAL_CURL: 379 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 380 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 381 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, 382 &e_data_full[i + num_input_fields][(CeedSize)e * elem_size * num_comp])); 383 if (apply_add_basis[i]) { 384 CeedCallBackend(CeedBasisApplyAdd(basis, block_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 385 } else { 386 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 387 } 388 CeedCallBackend(CeedBasisDestroy(&basis)); 389 break; 390 // LCOV_EXCL_START 391 case CEED_EVAL_WEIGHT: { 392 return CeedError(CeedOperatorReturnCeed(op), CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); 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, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 404 bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 405 for (CeedInt i = 0; i < num_input_fields; i++) { 406 CeedEvalMode eval_mode; 407 408 // Skip active inputs 409 if (skip_active) { 410 bool is_active; 411 CeedVector vec; 412 413 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 414 is_active = vec == CEED_VECTOR_ACTIVE; 415 CeedCallBackend(CeedVectorDestroy(&vec)); 416 if (is_active) continue; 417 } 418 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 419 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 420 } else { 421 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data_full[i])); 422 } 423 } 424 return CEED_ERROR_SUCCESS; 425 } 426 427 //------------------------------------------------------------------------------ 428 // Operator Apply 429 //------------------------------------------------------------------------------ 430 static int CeedOperatorApplyAdd_Blocked(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 431 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 432 const CeedInt block_size = 8; 433 CeedEvalMode eval_mode; 434 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 435 CeedQFunctionField *qf_input_fields, *qf_output_fields; 436 CeedQFunction qf; 437 CeedOperatorField *op_input_fields, *op_output_fields; 438 CeedOperator_Blocked *impl; 439 440 CeedCallBackend(CeedOperatorGetData(op, &impl)); 441 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 442 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 443 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 444 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 445 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 446 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 447 448 // Setup 449 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 450 451 // Restriction only operator 452 if (impl->is_identity_rstr_op) { 453 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[0], CEED_NOTRANSPOSE, in_vec, impl->e_vecs_full[0], request)); 454 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[1], CEED_TRANSPOSE, impl->e_vecs_full[0], out_vec, request)); 455 return CEED_ERROR_SUCCESS; 456 } 457 458 // Input Evecs and Restriction 459 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, in_vec, false, e_data_full, impl, request)); 460 461 // Output Evecs 462 for (CeedInt i = num_output_fields - 1; i >= 0; i--) { 463 if (impl->skip_rstr_out[i]) { 464 e_data_full[i + num_input_fields] = e_data_full[impl->e_data_out_indices[i] + num_input_fields]; 465 } else { 466 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_full[i + impl->num_inputs], CEED_MEM_HOST, &e_data_full[i + num_input_fields])); 467 } 468 } 469 470 // Loop through elements 471 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 472 // Output pointers 473 for (CeedInt i = 0; i < num_output_fields; i++) { 474 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 475 if (eval_mode == CEED_EVAL_NONE) { 476 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 477 CeedCallBackend( 478 CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][(CeedSize)e * Q * size])); 479 } 480 } 481 482 // Input basis apply 483 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, false, e_data_full, impl)); 484 485 // Q function 486 if (!impl->is_identity_qf) { 487 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 488 } 489 490 // Output basis apply 491 CeedCallBackend(CeedOperatorOutputBasis_Blocked(e, Q, qf_output_fields, op_output_fields, block_size, num_input_fields, num_output_fields, 492 impl->apply_add_basis_out, op, e_data_full, impl)); 493 } 494 495 // Output restriction 496 for (CeedInt i = 0; i < num_output_fields; i++) { 497 bool is_active; 498 CeedVector vec; 499 500 if (impl->skip_rstr_out[i]) continue; 501 // Restore evec 502 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_full[i + impl->num_inputs], &e_data_full[i + num_input_fields])); 503 // Get output vector 504 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 505 is_active = vec == CEED_VECTOR_ACTIVE; 506 // Active 507 if (is_active) vec = out_vec; 508 // Restrict 509 CeedCallBackend( 510 CeedElemRestrictionApply(impl->block_rstr[i + impl->num_inputs], CEED_TRANSPOSE, impl->e_vecs_full[i + impl->num_inputs], vec, request)); 511 if (!is_active) CeedCallBackend(CeedVectorDestroy(&vec)); 512 } 513 514 // Restore input arrays 515 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, false, e_data_full, impl)); 516 return CEED_ERROR_SUCCESS; 517 } 518 519 //------------------------------------------------------------------------------ 520 // Core code for assembling linear QFunction 521 //------------------------------------------------------------------------------ 522 static inline int CeedOperatorLinearAssembleQFunctionCore_Blocked(CeedOperator op, bool build_objects, CeedVector *assembled, 523 CeedElemRestriction *rstr, CeedRequest *request) { 524 Ceed ceed; 525 CeedInt qf_size_in, qf_size_out, Q, num_input_fields, num_output_fields, num_elem; 526 const CeedInt block_size = 8; 527 CeedScalar *l_vec_array; 528 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 529 CeedQFunctionField *qf_input_fields, *qf_output_fields; 530 CeedQFunction qf; 531 CeedOperatorField *op_input_fields, *op_output_fields; 532 CeedOperator_Blocked *impl; 533 534 CeedCallBackend(CeedOperatorGetData(op, &impl)); 535 qf_size_in = impl->qf_size_in; 536 qf_size_out = impl->qf_size_out; 537 CeedVector l_vec = impl->qf_l_vec; 538 CeedElemRestriction block_rstr = impl->qf_block_rstr; 539 540 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 541 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 542 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 543 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 544 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 545 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 546 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 547 548 // Setup 549 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 550 551 // Check for restriction only operator 552 CeedCheck(!impl->is_identity_rstr_op, ceed, CEED_ERROR_BACKEND, "Assembling restriction only operators is not supported"); 553 554 // Input Evecs and Restriction 555 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, NULL, true, e_data_full, impl, request)); 556 557 // Count number of active input fields 558 if (qf_size_in == 0) { 559 for (CeedInt i = 0; i < num_input_fields; i++) { 560 CeedInt field_size; 561 CeedVector vec; 562 563 // Check if active input 564 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 565 if (vec == CEED_VECTOR_ACTIVE) { 566 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 567 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 568 qf_size_in += field_size; 569 } 570 CeedCallBackend(CeedVectorDestroy(&vec)); 571 } 572 CeedCheck(qf_size_in > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 573 impl->qf_size_in = qf_size_in; 574 } 575 576 // Count number of active output fields 577 if (qf_size_out == 0) { 578 for (CeedInt i = 0; i < num_output_fields; i++) { 579 CeedInt field_size; 580 CeedVector vec; 581 582 // Check if active output 583 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 584 if (vec == CEED_VECTOR_ACTIVE) { 585 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &field_size)); 586 qf_size_out += field_size; 587 } 588 CeedCallBackend(CeedVectorDestroy(&vec)); 589 } 590 CeedCheck(qf_size_out > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 591 impl->qf_size_out = qf_size_out; 592 } 593 594 // Setup Lvec 595 if (!l_vec) { 596 const CeedSize l_size = (CeedSize)num_blocks * block_size * Q * qf_size_in * qf_size_out; 597 598 CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); 599 impl->qf_l_vec = l_vec; 600 } 601 CeedCallBackend(CeedVectorGetArrayWrite(l_vec, CEED_MEM_HOST, &l_vec_array)); 602 603 // Setup block restriction 604 if (!block_rstr) { 605 const CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 606 607 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, block_size, qf_size_in * qf_size_out, 608 qf_size_in * qf_size_out * num_elem * Q, strides, &block_rstr)); 609 impl->qf_block_rstr = block_rstr; 610 } 611 612 // Build objects if needed 613 if (build_objects) { 614 const CeedSize l_size = (CeedSize)num_elem * Q * qf_size_in * qf_size_out; 615 const CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 616 617 // Create output restriction 618 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, qf_size_in * qf_size_out, 619 (CeedSize)qf_size_in * (CeedSize)qf_size_out * (CeedSize)num_elem * (CeedSize)Q, strides, rstr)); 620 // Create assembled vector 621 CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); 622 } 623 624 // Loop through elements 625 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 626 // Input basis apply 627 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, true, e_data_full, impl)); 628 629 // Assemble QFunction 630 for (CeedInt i = 0; i < num_input_fields; i++) { 631 bool is_active; 632 CeedInt field_size; 633 CeedVector vec; 634 635 // Check if active input 636 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 637 is_active = vec == CEED_VECTOR_ACTIVE; 638 CeedCallBackend(CeedVectorDestroy(&vec)); 639 if (!is_active) continue; 640 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 641 for (CeedInt field = 0; field < field_size; field++) { 642 // Set current portion of input to 1.0 643 { 644 CeedScalar *array; 645 646 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 647 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 1.0; 648 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 649 } 650 651 if (!impl->is_identity_qf) { 652 // Set Outputs 653 for (CeedInt out = 0; out < num_output_fields; out++) { 654 CeedInt field_size; 655 CeedVector vec; 656 657 // Get output vector 658 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 659 // Check if active output 660 if (vec == CEED_VECTOR_ACTIVE) { 661 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, l_vec_array)); 662 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &field_size)); 663 l_vec_array += field_size * Q * block_size; // Advance the pointer by the size of the output 664 } 665 CeedCallBackend(CeedVectorDestroy(&vec)); 666 } 667 // Apply QFunction 668 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 669 } else { 670 CeedInt field_size; 671 const CeedScalar *array; 672 673 // Copy Identity Outputs 674 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[0], &field_size)); 675 CeedCallBackend(CeedVectorGetArrayRead(impl->q_vecs_out[0], CEED_MEM_HOST, &array)); 676 for (CeedInt j = 0; j < field_size * Q * block_size; j++) l_vec_array[j] = array[j]; 677 CeedCallBackend(CeedVectorRestoreArrayRead(impl->q_vecs_out[0], &array)); 678 l_vec_array += field_size * Q * block_size; 679 } 680 // Reset input to 0.0 681 { 682 CeedScalar *array; 683 684 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 685 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 0.0; 686 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 687 } 688 } 689 } 690 } 691 692 // Un-set output Qvecs to prevent accidental overwrite of Assembled 693 if (!impl->is_identity_qf) { 694 for (CeedInt out = 0; out < num_output_fields; out++) { 695 CeedVector vec; 696 697 // Check if active output 698 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 699 if (vec == CEED_VECTOR_ACTIVE) { 700 CeedCallBackend(CeedVectorTakeArray(impl->q_vecs_out[out], CEED_MEM_HOST, NULL)); 701 } 702 CeedCallBackend(CeedVectorDestroy(&vec)); 703 } 704 } 705 706 // Restore input arrays 707 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, true, e_data_full, impl)); 708 709 // Output blocked restriction 710 CeedCallBackend(CeedVectorRestoreArray(l_vec, &l_vec_array)); 711 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 712 CeedCallBackend(CeedElemRestrictionApply(block_rstr, CEED_TRANSPOSE, l_vec, *assembled, request)); 713 return CEED_ERROR_SUCCESS; 714 } 715 716 //------------------------------------------------------------------------------ 717 // Assemble Linear QFunction 718 //------------------------------------------------------------------------------ 719 static int CeedOperatorLinearAssembleQFunction_Blocked(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 720 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, true, assembled, rstr, request); 721 } 722 723 //------------------------------------------------------------------------------ 724 // Update Assembled Linear QFunction 725 //------------------------------------------------------------------------------ 726 static int CeedOperatorLinearAssembleQFunctionUpdate_Blocked(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 727 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, false, &assembled, &rstr, request); 728 } 729 730 //------------------------------------------------------------------------------ 731 // Operator Destroy 732 //------------------------------------------------------------------------------ 733 static int CeedOperatorDestroy_Blocked(CeedOperator op) { 734 CeedOperator_Blocked *impl; 735 736 CeedCallBackend(CeedOperatorGetData(op, &impl)); 737 738 CeedCallBackend(CeedFree(&impl->skip_rstr_in)); 739 CeedCallBackend(CeedFree(&impl->skip_rstr_out)); 740 CeedCallBackend(CeedFree(&impl->e_data_out_indices)); 741 CeedCallBackend(CeedFree(&impl->apply_add_basis_out)); 742 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 743 CeedCallBackend(CeedElemRestrictionDestroy(&impl->block_rstr[i])); 744 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); 745 } 746 CeedCallBackend(CeedFree(&impl->block_rstr)); 747 CeedCallBackend(CeedFree(&impl->e_vecs_full)); 748 CeedCallBackend(CeedFree(&impl->input_states)); 749 750 for (CeedInt i = 0; i < impl->num_inputs; i++) { 751 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); 752 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 753 } 754 CeedCallBackend(CeedFree(&impl->e_vecs_in)); 755 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 756 757 for (CeedInt i = 0; i < impl->num_outputs; i++) { 758 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); 759 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 760 } 761 CeedCallBackend(CeedFree(&impl->e_vecs_out)); 762 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 763 764 // QFunction assembly data 765 CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); 766 CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_block_rstr)); 767 768 CeedCallBackend(CeedFree(&impl)); 769 return CEED_ERROR_SUCCESS; 770 } 771 772 //------------------------------------------------------------------------------ 773 // Operator Create 774 //------------------------------------------------------------------------------ 775 int CeedOperatorCreate_Blocked(CeedOperator op) { 776 Ceed ceed; 777 CeedOperator_Blocked *impl; 778 779 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 780 CeedCallBackend(CeedCalloc(1, &impl)); 781 CeedCallBackend(CeedOperatorSetData(op, impl)); 782 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Blocked)); 783 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Blocked)); 784 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Blocked)); 785 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Blocked)); 786 return CEED_ERROR_SUCCESS; 787 } 788 789 //------------------------------------------------------------------------------ 790