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 CeedCallBackend(CeedReferenceCopy(ceed_parent, &ceed)); 34 CeedCallBackend(CeedDestroy(&ceed_parent)); 35 } 36 if (is_input) { 37 CeedCallBackend(CeedOperatorGetFields(op, NULL, &op_fields, NULL, NULL)); 38 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL)); 39 } else { 40 CeedCallBackend(CeedOperatorGetFields(op, NULL, NULL, NULL, &op_fields)); 41 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields)); 42 } 43 44 // Loop over fields 45 for (CeedInt i = 0; i < num_fields; i++) { 46 CeedEvalMode eval_mode; 47 CeedBasis basis; 48 49 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &eval_mode)); 50 if (eval_mode != CEED_EVAL_WEIGHT) { 51 Ceed ceed_rstr; 52 CeedSize l_size; 53 CeedInt num_elem, elem_size, comp_stride; 54 CeedRestrictionType rstr_type; 55 CeedElemRestriction rstr; 56 57 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &rstr)); 58 CeedCallBackend(CeedElemRestrictionGetCeed(rstr, &ceed_rstr)); 59 CeedCallBackend(CeedElemRestrictionGetNumElements(rstr, &num_elem)); 60 CeedCallBackend(CeedElemRestrictionGetElementSize(rstr, &elem_size)); 61 CeedCallBackend(CeedElemRestrictionGetLVectorSize(rstr, &l_size)); 62 CeedCallBackend(CeedElemRestrictionGetNumComponents(rstr, &num_comp)); 63 CeedCallBackend(CeedElemRestrictionGetCompStride(rstr, &comp_stride)); 64 65 CeedCallBackend(CeedElemRestrictionGetType(rstr, &rstr_type)); 66 switch (rstr_type) { 67 case CEED_RESTRICTION_STANDARD: { 68 const CeedInt *offsets = NULL; 69 70 CeedCallBackend(CeedElemRestrictionGetOffsets(rstr, CEED_MEM_HOST, &offsets)); 71 CeedCallBackend(CeedElemRestrictionCreateBlocked(ceed_rstr, num_elem, elem_size, block_size, num_comp, comp_stride, l_size, CEED_MEM_HOST, 72 CEED_COPY_VALUES, offsets, &block_rstr[i + start_e])); 73 CeedCallBackend(CeedElemRestrictionRestoreOffsets(rstr, &offsets)); 74 } break; 75 case CEED_RESTRICTION_ORIENTED: { 76 const bool *orients = NULL; 77 const CeedInt *offsets = NULL; 78 79 CeedCallBackend(CeedElemRestrictionGetOffsets(rstr, CEED_MEM_HOST, &offsets)); 80 CeedCallBackend(CeedElemRestrictionGetOrientations(rstr, CEED_MEM_HOST, &orients)); 81 CeedCallBackend(CeedElemRestrictionCreateBlockedOriented(ceed_rstr, num_elem, elem_size, block_size, num_comp, comp_stride, l_size, 82 CEED_MEM_HOST, CEED_COPY_VALUES, offsets, orients, &block_rstr[i + start_e])); 83 CeedCallBackend(CeedElemRestrictionRestoreOffsets(rstr, &offsets)); 84 CeedCallBackend(CeedElemRestrictionRestoreOrientations(rstr, &orients)); 85 } break; 86 case CEED_RESTRICTION_CURL_ORIENTED: { 87 const CeedInt8 *curl_orients = NULL; 88 const CeedInt *offsets = NULL; 89 90 CeedCallBackend(CeedElemRestrictionGetOffsets(rstr, CEED_MEM_HOST, &offsets)); 91 CeedCallBackend(CeedElemRestrictionGetCurlOrientations(rstr, CEED_MEM_HOST, &curl_orients)); 92 CeedCallBackend(CeedElemRestrictionCreateBlockedCurlOriented(ceed_rstr, num_elem, elem_size, block_size, num_comp, comp_stride, l_size, 93 CEED_MEM_HOST, CEED_COPY_VALUES, offsets, curl_orients, 94 &block_rstr[i + start_e])); 95 CeedCallBackend(CeedElemRestrictionRestoreOffsets(rstr, &offsets)); 96 CeedCallBackend(CeedElemRestrictionRestoreCurlOrientations(rstr, &curl_orients)); 97 } break; 98 case CEED_RESTRICTION_STRIDED: { 99 CeedInt strides[3]; 100 101 CeedCallBackend(CeedElemRestrictionGetStrides(rstr, strides)); 102 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed_rstr, num_elem, elem_size, block_size, num_comp, l_size, strides, 103 &block_rstr[i + start_e])); 104 } break; 105 case CEED_RESTRICTION_POINTS: 106 // Empty case - won't occur 107 break; 108 } 109 CeedCallBackend(CeedDestroy(&ceed_rstr)); 110 CeedCallBackend(CeedElemRestrictionDestroy(&rstr)); 111 CeedCallBackend(CeedElemRestrictionCreateVector(block_rstr[i + start_e], NULL, &e_vecs_full[i + start_e])); 112 } 113 114 switch (eval_mode) { 115 case CEED_EVAL_NONE: 116 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 117 q_size = (CeedSize)Q * size * block_size; 118 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 119 break; 120 case CEED_EVAL_INTERP: 121 case CEED_EVAL_GRAD: 122 case CEED_EVAL_DIV: 123 case CEED_EVAL_CURL: 124 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 125 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 126 CeedCallBackend(CeedBasisGetNumNodes(basis, &P)); 127 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 128 CeedCallBackend(CeedBasisDestroy(&basis)); 129 e_size = (CeedSize)P * num_comp * block_size; 130 CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); 131 q_size = (CeedSize)Q * size * block_size; 132 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 133 break; 134 case CEED_EVAL_WEIGHT: // Only on input fields 135 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 136 q_size = (CeedSize)Q * block_size; 137 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 138 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_NOTRANSPOSE, CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i])); 139 CeedCallBackend(CeedBasisDestroy(&basis)); 140 break; 141 } 142 } 143 // Drop duplicate restrictions 144 if (is_input) { 145 for (CeedInt i = 0; i < num_fields; i++) { 146 CeedVector vec_i; 147 CeedElemRestriction rstr_i; 148 149 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[i], &vec_i)); 150 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &rstr_i)); 151 for (CeedInt j = i + 1; j < num_fields; j++) { 152 CeedVector vec_j; 153 CeedElemRestriction rstr_j; 154 155 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[j], &vec_j)); 156 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[j], &rstr_j)); 157 if (vec_i == vec_j && rstr_i == rstr_j) { 158 CeedCallBackend(CeedVectorReferenceCopy(e_vecs[i], &e_vecs[j])); 159 CeedCallBackend(CeedVectorReferenceCopy(e_vecs_full[i + start_e], &e_vecs_full[j + start_e])); 160 skip_rstr[j] = true; 161 } 162 CeedCallBackend(CeedVectorDestroy(&vec_j)); 163 CeedCallBackend(CeedElemRestrictionDestroy(&rstr_j)); 164 } 165 CeedCallBackend(CeedVectorDestroy(&vec_i)); 166 CeedCallBackend(CeedElemRestrictionDestroy(&rstr_i)); 167 } 168 } else { 169 for (CeedInt i = num_fields - 1; i >= 0; i--) { 170 CeedVector vec_i; 171 CeedElemRestriction rstr_i; 172 173 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[i], &vec_i)); 174 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &rstr_i)); 175 for (CeedInt j = i - 1; j >= 0; j--) { 176 CeedVector vec_j; 177 CeedElemRestriction rstr_j; 178 179 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[j], &vec_j)); 180 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[j], &rstr_j)); 181 if (vec_i == vec_j && rstr_i == rstr_j) { 182 CeedCallBackend(CeedVectorReferenceCopy(e_vecs[i], &e_vecs[j])); 183 CeedCallBackend(CeedVectorReferenceCopy(e_vecs_full[i + start_e], &e_vecs_full[j + start_e])); 184 skip_rstr[j] = true; 185 apply_add_basis[i] = true; 186 e_data_out_indices[j] = i; 187 } 188 CeedCallBackend(CeedVectorDestroy(&vec_j)); 189 CeedCallBackend(CeedElemRestrictionDestroy(&rstr_j)); 190 } 191 CeedCallBackend(CeedVectorDestroy(&vec_i)); 192 CeedCallBackend(CeedElemRestrictionDestroy(&rstr_i)); 193 } 194 } 195 CeedCallBackend(CeedDestroy(&ceed)); 196 return CEED_ERROR_SUCCESS; 197 } 198 199 //------------------------------------------------------------------------------ 200 // Setup Operator 201 //------------------------------------------------------------------------------ 202 static int CeedOperatorSetup_Blocked(CeedOperator op) { 203 bool is_setup_done; 204 CeedInt Q, num_input_fields, num_output_fields; 205 const CeedInt block_size = 8; 206 CeedQFunctionField *qf_input_fields, *qf_output_fields; 207 CeedQFunction qf; 208 CeedOperatorField *op_input_fields, *op_output_fields; 209 CeedOperator_Blocked *impl; 210 211 CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); 212 if (is_setup_done) return CEED_ERROR_SUCCESS; 213 214 CeedCallBackend(CeedOperatorGetData(op, &impl)); 215 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 216 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 217 CeedCallBackend(CeedQFunctionIsIdentity(qf, &impl->is_identity_qf)); 218 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 219 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 220 221 // Allocate 222 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->block_rstr)); 223 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full)); 224 225 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->skip_rstr_in)); 226 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->skip_rstr_out)); 227 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_data_out_indices)); 228 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->apply_add_basis_out)); 229 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->input_states)); 230 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in)); 231 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out)); 232 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); 233 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); 234 235 impl->num_inputs = num_input_fields; 236 impl->num_outputs = num_output_fields; 237 238 // Set up infield and outfield pointer arrays 239 // Infields 240 CeedCallBackend(CeedOperatorSetupFields_Blocked(qf, op, true, impl->skip_rstr_in, NULL, NULL, block_size, impl->block_rstr, impl->e_vecs_full, 241 impl->e_vecs_in, impl->q_vecs_in, 0, num_input_fields, Q)); 242 // Outfields 243 CeedCallBackend(CeedOperatorSetupFields_Blocked(qf, op, false, impl->skip_rstr_out, impl->e_data_out_indices, impl->apply_add_basis_out, block_size, 244 impl->block_rstr, impl->e_vecs_full, impl->e_vecs_out, impl->q_vecs_out, num_input_fields, 245 num_output_fields, Q)); 246 247 // Identity QFunctions 248 if (impl->is_identity_qf) { 249 CeedEvalMode in_mode, out_mode; 250 CeedQFunctionField *in_fields, *out_fields; 251 252 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields)); 253 CeedCallBackend(CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode)); 254 CeedCallBackend(CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode)); 255 256 if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { 257 impl->is_identity_rstr_op = true; 258 } else { 259 CeedCallBackend(CeedVectorReferenceCopy(impl->q_vecs_in[0], &impl->q_vecs_out[0])); 260 } 261 } 262 263 CeedCallBackend(CeedOperatorSetSetupDone(op)); 264 CeedCallBackend(CeedQFunctionDestroy(&qf)); 265 return CEED_ERROR_SUCCESS; 266 } 267 268 //------------------------------------------------------------------------------ 269 // Setup Operator Inputs 270 //------------------------------------------------------------------------------ 271 static inline int CeedOperatorSetupInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 272 CeedVector in_vec, bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], 273 CeedOperator_Blocked *impl, CeedRequest *request) { 274 for (CeedInt i = 0; i < num_input_fields; i++) { 275 bool is_active; 276 uint64_t state; 277 CeedEvalMode eval_mode; 278 CeedVector vec; 279 280 // Get input vector 281 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 282 is_active = vec == CEED_VECTOR_ACTIVE; 283 if (is_active) { 284 if (skip_active) continue; 285 else vec = in_vec; 286 } 287 288 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 289 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 290 } else { 291 // Restrict 292 CeedCallBackend(CeedVectorGetState(vec, &state)); 293 if ((state != impl->input_states[i] || vec == in_vec) && !impl->skip_rstr_in[i]) { 294 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); 295 } 296 impl->input_states[i] = state; 297 // Get evec 298 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data_full[i])); 299 } 300 if (!is_active) CeedCallBackend(CeedVectorDestroy(&vec)); 301 } 302 return CEED_ERROR_SUCCESS; 303 } 304 305 //------------------------------------------------------------------------------ 306 // Input Basis Action 307 //------------------------------------------------------------------------------ 308 static inline int CeedOperatorInputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 309 CeedInt num_input_fields, CeedInt block_size, bool skip_active, 310 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 311 for (CeedInt i = 0; i < num_input_fields; i++) { 312 CeedInt elem_size, size, num_comp; 313 CeedEvalMode eval_mode; 314 CeedElemRestriction elem_rstr; 315 CeedBasis basis; 316 317 // Skip active input 318 if (skip_active) { 319 bool is_active; 320 CeedVector vec; 321 322 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 323 is_active = vec == CEED_VECTOR_ACTIVE; 324 CeedCallBackend(CeedVectorDestroy(&vec)); 325 if (is_active) continue; 326 } 327 328 // Get elem_size, eval_mode, size 329 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_rstr)); 330 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 331 CeedCallBackend(CeedElemRestrictionDestroy(&elem_rstr)); 332 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 333 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 334 // Basis action 335 switch (eval_mode) { 336 case CEED_EVAL_NONE: 337 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][(CeedSize)e * Q * size])); 338 break; 339 case CEED_EVAL_INTERP: 340 case CEED_EVAL_GRAD: 341 case CEED_EVAL_DIV: 342 case CEED_EVAL_CURL: 343 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 344 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 345 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][(CeedSize)e * elem_size * num_comp])); 346 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_NOTRANSPOSE, eval_mode, impl->e_vecs_in[i], impl->q_vecs_in[i])); 347 CeedCallBackend(CeedBasisDestroy(&basis)); 348 break; 349 case CEED_EVAL_WEIGHT: 350 break; // No action 351 } 352 } 353 return CEED_ERROR_SUCCESS; 354 } 355 356 //------------------------------------------------------------------------------ 357 // Output Basis Action 358 //------------------------------------------------------------------------------ 359 static inline int CeedOperatorOutputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 360 CeedInt block_size, CeedInt num_input_fields, CeedInt num_output_fields, bool *apply_add_basis, 361 CeedOperator op, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 362 for (CeedInt i = 0; i < num_output_fields; i++) { 363 CeedInt elem_size, num_comp; 364 CeedEvalMode eval_mode; 365 CeedElemRestriction elem_rstr; 366 CeedBasis basis; 367 368 // Get elem_size, eval_mode, size 369 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_rstr)); 370 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 371 CeedCallBackend(CeedElemRestrictionDestroy(&elem_rstr)); 372 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 373 // Basis action 374 switch (eval_mode) { 375 case CEED_EVAL_NONE: 376 break; // No action 377 case CEED_EVAL_INTERP: 378 case CEED_EVAL_GRAD: 379 case CEED_EVAL_DIV: 380 case CEED_EVAL_CURL: 381 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 382 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 383 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, 384 &e_data_full[i + num_input_fields][(CeedSize)e * elem_size * num_comp])); 385 if (apply_add_basis[i]) { 386 CeedCallBackend(CeedBasisApplyAdd(basis, block_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 387 } else { 388 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 389 } 390 CeedCallBackend(CeedBasisDestroy(&basis)); 391 break; 392 // LCOV_EXCL_START 393 case CEED_EVAL_WEIGHT: { 394 return CeedError(CeedOperatorReturnCeed(op), CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); 395 // LCOV_EXCL_STOP 396 } 397 } 398 } 399 return CEED_ERROR_SUCCESS; 400 } 401 402 //------------------------------------------------------------------------------ 403 // Restore Input Vectors 404 //------------------------------------------------------------------------------ 405 static inline int CeedOperatorRestoreInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 406 bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 407 for (CeedInt i = 0; i < num_input_fields; i++) { 408 CeedEvalMode eval_mode; 409 410 // Skip active inputs 411 if (skip_active) { 412 bool is_active; 413 CeedVector vec; 414 415 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 416 is_active = vec == CEED_VECTOR_ACTIVE; 417 CeedCallBackend(CeedVectorDestroy(&vec)); 418 if (is_active) continue; 419 } 420 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 421 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 422 } else { 423 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data_full[i])); 424 } 425 } 426 return CEED_ERROR_SUCCESS; 427 } 428 429 //------------------------------------------------------------------------------ 430 // Operator Apply 431 //------------------------------------------------------------------------------ 432 static int CeedOperatorApplyAdd_Blocked(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 433 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 434 const CeedInt block_size = 8; 435 CeedEvalMode eval_mode; 436 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 437 CeedQFunctionField *qf_input_fields, *qf_output_fields; 438 CeedQFunction qf; 439 CeedOperatorField *op_input_fields, *op_output_fields; 440 CeedOperator_Blocked *impl; 441 442 // Setup 443 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 444 445 CeedCallBackend(CeedOperatorGetData(op, &impl)); 446 447 // Restriction only operator 448 if (impl->is_identity_rstr_op) { 449 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[0], CEED_NOTRANSPOSE, in_vec, impl->e_vecs_full[0], request)); 450 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[1], CEED_TRANSPOSE, impl->e_vecs_full[0], out_vec, request)); 451 return CEED_ERROR_SUCCESS; 452 } 453 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 454 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 455 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 456 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 457 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 458 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 459 460 // Input Evecs and Restriction 461 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, in_vec, false, e_data_full, impl, request)); 462 463 // Output Evecs 464 for (CeedInt i = num_output_fields - 1; i >= 0; i--) { 465 if (impl->skip_rstr_out[i]) { 466 e_data_full[i + num_input_fields] = e_data_full[impl->e_data_out_indices[i] + num_input_fields]; 467 } else { 468 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_full[i + impl->num_inputs], CEED_MEM_HOST, &e_data_full[i + num_input_fields])); 469 } 470 } 471 472 // Loop through elements 473 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 474 // Output pointers 475 for (CeedInt i = 0; i < num_output_fields; i++) { 476 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 477 if (eval_mode == CEED_EVAL_NONE) { 478 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 479 CeedCallBackend( 480 CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][(CeedSize)e * Q * size])); 481 } 482 } 483 484 // Input basis apply 485 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, false, e_data_full, impl)); 486 487 // Q function 488 if (!impl->is_identity_qf) { 489 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 490 } 491 492 // Output basis apply 493 CeedCallBackend(CeedOperatorOutputBasis_Blocked(e, Q, qf_output_fields, op_output_fields, block_size, num_input_fields, num_output_fields, 494 impl->apply_add_basis_out, op, e_data_full, impl)); 495 } 496 497 // Output restriction 498 for (CeedInt i = 0; i < num_output_fields; i++) { 499 bool is_active; 500 CeedVector vec; 501 502 if (impl->skip_rstr_out[i]) continue; 503 // Restore evec 504 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_full[i + impl->num_inputs], &e_data_full[i + num_input_fields])); 505 // Get output vector 506 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 507 is_active = vec == CEED_VECTOR_ACTIVE; 508 // Active 509 if (is_active) vec = out_vec; 510 // Restrict 511 CeedCallBackend( 512 CeedElemRestrictionApply(impl->block_rstr[i + impl->num_inputs], CEED_TRANSPOSE, impl->e_vecs_full[i + impl->num_inputs], vec, request)); 513 if (!is_active) CeedCallBackend(CeedVectorDestroy(&vec)); 514 } 515 516 // Restore input arrays 517 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, false, e_data_full, impl)); 518 CeedCallBackend(CeedQFunctionDestroy(&qf)); 519 return CEED_ERROR_SUCCESS; 520 } 521 522 //------------------------------------------------------------------------------ 523 // Core code for assembling linear QFunction 524 //------------------------------------------------------------------------------ 525 static inline int CeedOperatorLinearAssembleQFunctionCore_Blocked(CeedOperator op, bool build_objects, CeedVector *assembled, 526 CeedElemRestriction *rstr, CeedRequest *request) { 527 Ceed ceed; 528 CeedInt qf_size_in, qf_size_out, Q, num_input_fields, num_output_fields, num_elem; 529 const CeedInt block_size = 8; 530 CeedScalar *l_vec_array; 531 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 532 CeedQFunctionField *qf_input_fields, *qf_output_fields; 533 CeedQFunction qf; 534 CeedOperatorField *op_input_fields, *op_output_fields; 535 CeedOperator_Blocked *impl; 536 537 CeedCallBackend(CeedOperatorGetData(op, &impl)); 538 qf_size_in = impl->qf_size_in; 539 qf_size_out = impl->qf_size_out; 540 CeedVector l_vec = impl->qf_l_vec; 541 CeedElemRestriction block_rstr = impl->qf_block_rstr; 542 543 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 544 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 545 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 546 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 547 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 548 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 549 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 550 551 // Setup 552 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 553 554 // Check for restriction only operator 555 CeedCheck(!impl->is_identity_rstr_op, ceed, CEED_ERROR_BACKEND, "Assembling restriction only operators is not supported"); 556 557 // Input Evecs and Restriction 558 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, NULL, true, e_data_full, impl, request)); 559 560 // Count number of active input fields 561 if (qf_size_in == 0) { 562 for (CeedInt i = 0; i < num_input_fields; i++) { 563 CeedInt field_size; 564 CeedVector vec; 565 566 // Check if active input 567 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 568 if (vec == CEED_VECTOR_ACTIVE) { 569 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 570 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 571 qf_size_in += field_size; 572 } 573 CeedCallBackend(CeedVectorDestroy(&vec)); 574 } 575 CeedCheck(qf_size_in > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 576 impl->qf_size_in = qf_size_in; 577 } 578 579 // Count number of active output fields 580 if (qf_size_out == 0) { 581 for (CeedInt i = 0; i < num_output_fields; i++) { 582 CeedInt field_size; 583 CeedVector vec; 584 585 // Check if active output 586 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 587 if (vec == CEED_VECTOR_ACTIVE) { 588 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &field_size)); 589 qf_size_out += field_size; 590 } 591 CeedCallBackend(CeedVectorDestroy(&vec)); 592 } 593 CeedCheck(qf_size_out > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 594 impl->qf_size_out = qf_size_out; 595 } 596 597 // Setup Lvec 598 if (!l_vec) { 599 const CeedSize l_size = (CeedSize)num_blocks * block_size * Q * qf_size_in * qf_size_out; 600 601 CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); 602 impl->qf_l_vec = l_vec; 603 } 604 CeedCallBackend(CeedVectorGetArrayWrite(l_vec, CEED_MEM_HOST, &l_vec_array)); 605 606 // Setup block restriction 607 if (!block_rstr) { 608 const CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 609 610 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, block_size, qf_size_in * qf_size_out, 611 qf_size_in * qf_size_out * num_elem * Q, strides, &block_rstr)); 612 impl->qf_block_rstr = block_rstr; 613 } 614 615 // Build objects if needed 616 if (build_objects) { 617 const CeedSize l_size = (CeedSize)num_elem * Q * qf_size_in * qf_size_out; 618 const CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 619 620 // Create output restriction 621 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, qf_size_in * qf_size_out, 622 (CeedSize)qf_size_in * (CeedSize)qf_size_out * (CeedSize)num_elem * (CeedSize)Q, strides, rstr)); 623 // Create assembled vector 624 CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); 625 } 626 627 // Loop through elements 628 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 629 // Input basis apply 630 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, true, e_data_full, impl)); 631 632 // Assemble QFunction 633 for (CeedInt i = 0; i < num_input_fields; i++) { 634 bool is_active; 635 CeedInt field_size; 636 CeedVector vec; 637 638 // Check if active input 639 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 640 is_active = vec == CEED_VECTOR_ACTIVE; 641 CeedCallBackend(CeedVectorDestroy(&vec)); 642 if (!is_active) continue; 643 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 644 for (CeedInt field = 0; field < field_size; field++) { 645 // Set current portion of input to 1.0 646 { 647 CeedScalar *array; 648 649 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 650 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 1.0; 651 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 652 } 653 654 if (!impl->is_identity_qf) { 655 // Set Outputs 656 for (CeedInt out = 0; out < num_output_fields; out++) { 657 CeedInt field_size; 658 CeedVector vec; 659 660 // Get output vector 661 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 662 // Check if active output 663 if (vec == CEED_VECTOR_ACTIVE) { 664 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, l_vec_array)); 665 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &field_size)); 666 l_vec_array += field_size * Q * block_size; // Advance the pointer by the size of the output 667 } 668 CeedCallBackend(CeedVectorDestroy(&vec)); 669 } 670 // Apply QFunction 671 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 672 } else { 673 CeedInt field_size; 674 const CeedScalar *array; 675 676 // Copy Identity Outputs 677 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[0], &field_size)); 678 CeedCallBackend(CeedVectorGetArrayRead(impl->q_vecs_out[0], CEED_MEM_HOST, &array)); 679 for (CeedInt j = 0; j < field_size * Q * block_size; j++) l_vec_array[j] = array[j]; 680 CeedCallBackend(CeedVectorRestoreArrayRead(impl->q_vecs_out[0], &array)); 681 l_vec_array += field_size * Q * block_size; 682 } 683 // Reset input to 0.0 684 { 685 CeedScalar *array; 686 687 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 688 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 0.0; 689 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 690 } 691 } 692 } 693 } 694 695 // Un-set output Qvecs to prevent accidental overwrite of Assembled 696 if (!impl->is_identity_qf) { 697 for (CeedInt out = 0; out < num_output_fields; out++) { 698 CeedVector vec; 699 700 // Check if active output 701 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 702 if (vec == CEED_VECTOR_ACTIVE) { 703 CeedCallBackend(CeedVectorTakeArray(impl->q_vecs_out[out], CEED_MEM_HOST, NULL)); 704 } 705 CeedCallBackend(CeedVectorDestroy(&vec)); 706 } 707 } 708 709 // Restore input arrays 710 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, true, e_data_full, impl)); 711 712 // Output blocked restriction 713 CeedCallBackend(CeedVectorRestoreArray(l_vec, &l_vec_array)); 714 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 715 CeedCallBackend(CeedElemRestrictionApply(block_rstr, CEED_TRANSPOSE, l_vec, *assembled, request)); 716 CeedCallBackend(CeedDestroy(&ceed)); 717 CeedCallBackend(CeedQFunctionDestroy(&qf)); 718 return CEED_ERROR_SUCCESS; 719 } 720 721 //------------------------------------------------------------------------------ 722 // Assemble Linear QFunction 723 //------------------------------------------------------------------------------ 724 static int CeedOperatorLinearAssembleQFunction_Blocked(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 725 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, true, assembled, rstr, request); 726 } 727 728 //------------------------------------------------------------------------------ 729 // Update Assembled Linear QFunction 730 //------------------------------------------------------------------------------ 731 static int CeedOperatorLinearAssembleQFunctionUpdate_Blocked(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 732 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, false, &assembled, &rstr, request); 733 } 734 735 //------------------------------------------------------------------------------ 736 // Operator Destroy 737 //------------------------------------------------------------------------------ 738 static int CeedOperatorDestroy_Blocked(CeedOperator op) { 739 CeedOperator_Blocked *impl; 740 741 CeedCallBackend(CeedOperatorGetData(op, &impl)); 742 743 CeedCallBackend(CeedFree(&impl->skip_rstr_in)); 744 CeedCallBackend(CeedFree(&impl->skip_rstr_out)); 745 CeedCallBackend(CeedFree(&impl->e_data_out_indices)); 746 CeedCallBackend(CeedFree(&impl->apply_add_basis_out)); 747 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 748 CeedCallBackend(CeedElemRestrictionDestroy(&impl->block_rstr[i])); 749 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); 750 } 751 CeedCallBackend(CeedFree(&impl->block_rstr)); 752 CeedCallBackend(CeedFree(&impl->e_vecs_full)); 753 CeedCallBackend(CeedFree(&impl->input_states)); 754 755 for (CeedInt i = 0; i < impl->num_inputs; i++) { 756 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); 757 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 758 } 759 CeedCallBackend(CeedFree(&impl->e_vecs_in)); 760 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 761 762 for (CeedInt i = 0; i < impl->num_outputs; i++) { 763 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); 764 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 765 } 766 CeedCallBackend(CeedFree(&impl->e_vecs_out)); 767 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 768 769 // QFunction assembly data 770 CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); 771 CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_block_rstr)); 772 773 CeedCallBackend(CeedFree(&impl)); 774 return CEED_ERROR_SUCCESS; 775 } 776 777 //------------------------------------------------------------------------------ 778 // Operator Create 779 //------------------------------------------------------------------------------ 780 int CeedOperatorCreate_Blocked(CeedOperator op) { 781 Ceed ceed; 782 CeedOperator_Blocked *impl; 783 784 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 785 CeedCallBackend(CeedCalloc(1, &impl)); 786 CeedCallBackend(CeedOperatorSetData(op, impl)); 787 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Blocked)); 788 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Blocked)); 789 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Blocked)); 790 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Blocked)); 791 CeedCallBackend(CeedDestroy(&ceed)); 792 return CEED_ERROR_SUCCESS; 793 } 794 795 //------------------------------------------------------------------------------ 796