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 return CEED_ERROR_SUCCESS; 265 } 266 267 //------------------------------------------------------------------------------ 268 // Setup Operator Inputs 269 //------------------------------------------------------------------------------ 270 static inline int CeedOperatorSetupInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 271 CeedVector in_vec, bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], 272 CeedOperator_Blocked *impl, CeedRequest *request) { 273 for (CeedInt i = 0; i < num_input_fields; i++) { 274 bool is_active; 275 uint64_t state; 276 CeedEvalMode eval_mode; 277 CeedVector vec; 278 279 // Get input vector 280 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 281 is_active = vec == CEED_VECTOR_ACTIVE; 282 if (is_active) { 283 if (skip_active) continue; 284 else vec = in_vec; 285 } 286 287 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 288 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 289 } else { 290 // Restrict 291 CeedCallBackend(CeedVectorGetState(vec, &state)); 292 if ((state != impl->input_states[i] || vec == in_vec) && !impl->skip_rstr_in[i]) { 293 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); 294 } 295 impl->input_states[i] = state; 296 // Get evec 297 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data_full[i])); 298 } 299 if (!is_active) CeedCallBackend(CeedVectorDestroy(&vec)); 300 } 301 return CEED_ERROR_SUCCESS; 302 } 303 304 //------------------------------------------------------------------------------ 305 // Input Basis Action 306 //------------------------------------------------------------------------------ 307 static inline int CeedOperatorInputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 308 CeedInt num_input_fields, CeedInt block_size, bool skip_active, 309 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 310 for (CeedInt i = 0; i < num_input_fields; i++) { 311 CeedInt elem_size, size, num_comp; 312 CeedEvalMode eval_mode; 313 CeedElemRestriction elem_rstr; 314 CeedBasis basis; 315 316 // Skip active input 317 if (skip_active) { 318 bool is_active; 319 CeedVector vec; 320 321 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 322 is_active = vec == CEED_VECTOR_ACTIVE; 323 CeedCallBackend(CeedVectorDestroy(&vec)); 324 if (is_active) continue; 325 } 326 327 // Get elem_size, eval_mode, size 328 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_rstr)); 329 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 330 CeedCallBackend(CeedElemRestrictionDestroy(&elem_rstr)); 331 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 332 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 333 // Basis action 334 switch (eval_mode) { 335 case CEED_EVAL_NONE: 336 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][(CeedSize)e * Q * size])); 337 break; 338 case CEED_EVAL_INTERP: 339 case CEED_EVAL_GRAD: 340 case CEED_EVAL_DIV: 341 case CEED_EVAL_CURL: 342 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 343 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 344 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][(CeedSize)e * elem_size * num_comp])); 345 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_NOTRANSPOSE, eval_mode, impl->e_vecs_in[i], impl->q_vecs_in[i])); 346 CeedCallBackend(CeedBasisDestroy(&basis)); 347 break; 348 case CEED_EVAL_WEIGHT: 349 break; // No action 350 } 351 } 352 return CEED_ERROR_SUCCESS; 353 } 354 355 //------------------------------------------------------------------------------ 356 // Output Basis Action 357 //------------------------------------------------------------------------------ 358 static inline int CeedOperatorOutputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 359 CeedInt block_size, CeedInt num_input_fields, CeedInt num_output_fields, bool *apply_add_basis, 360 CeedOperator op, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 361 for (CeedInt i = 0; i < num_output_fields; i++) { 362 CeedInt elem_size, num_comp; 363 CeedEvalMode eval_mode; 364 CeedElemRestriction elem_rstr; 365 CeedBasis basis; 366 367 // Get elem_size, eval_mode, size 368 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_rstr)); 369 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 370 CeedCallBackend(CeedElemRestrictionDestroy(&elem_rstr)); 371 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 372 // Basis action 373 switch (eval_mode) { 374 case CEED_EVAL_NONE: 375 break; // No action 376 case CEED_EVAL_INTERP: 377 case CEED_EVAL_GRAD: 378 case CEED_EVAL_DIV: 379 case CEED_EVAL_CURL: 380 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 381 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 382 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, 383 &e_data_full[i + num_input_fields][(CeedSize)e * elem_size * num_comp])); 384 if (apply_add_basis[i]) { 385 CeedCallBackend(CeedBasisApplyAdd(basis, block_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 386 } else { 387 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 388 } 389 CeedCallBackend(CeedBasisDestroy(&basis)); 390 break; 391 // LCOV_EXCL_START 392 case CEED_EVAL_WEIGHT: { 393 return CeedError(CeedOperatorReturnCeed(op), CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); 394 // LCOV_EXCL_STOP 395 } 396 } 397 } 398 return CEED_ERROR_SUCCESS; 399 } 400 401 //------------------------------------------------------------------------------ 402 // Restore Input Vectors 403 //------------------------------------------------------------------------------ 404 static inline int CeedOperatorRestoreInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 405 bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 406 for (CeedInt i = 0; i < num_input_fields; i++) { 407 CeedEvalMode eval_mode; 408 409 // Skip active inputs 410 if (skip_active) { 411 bool is_active; 412 CeedVector vec; 413 414 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 415 is_active = vec == CEED_VECTOR_ACTIVE; 416 CeedCallBackend(CeedVectorDestroy(&vec)); 417 if (is_active) continue; 418 } 419 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 420 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 421 } else { 422 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data_full[i])); 423 } 424 } 425 return CEED_ERROR_SUCCESS; 426 } 427 428 //------------------------------------------------------------------------------ 429 // Operator Apply 430 //------------------------------------------------------------------------------ 431 static int CeedOperatorApplyAdd_Blocked(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 432 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 433 const CeedInt block_size = 8; 434 CeedEvalMode eval_mode; 435 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 436 CeedQFunctionField *qf_input_fields, *qf_output_fields; 437 CeedQFunction qf; 438 CeedOperatorField *op_input_fields, *op_output_fields; 439 CeedOperator_Blocked *impl; 440 441 CeedCallBackend(CeedOperatorGetData(op, &impl)); 442 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 443 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 444 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 445 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 446 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 447 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 448 449 // Setup 450 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 451 452 // Restriction only operator 453 if (impl->is_identity_rstr_op) { 454 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[0], CEED_NOTRANSPOSE, in_vec, impl->e_vecs_full[0], request)); 455 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[1], CEED_TRANSPOSE, impl->e_vecs_full[0], out_vec, request)); 456 return CEED_ERROR_SUCCESS; 457 } 458 459 // Input Evecs and Restriction 460 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, in_vec, false, e_data_full, impl, request)); 461 462 // Output Evecs 463 for (CeedInt i = num_output_fields - 1; i >= 0; i--) { 464 if (impl->skip_rstr_out[i]) { 465 e_data_full[i + num_input_fields] = e_data_full[impl->e_data_out_indices[i] + num_input_fields]; 466 } else { 467 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_full[i + impl->num_inputs], CEED_MEM_HOST, &e_data_full[i + num_input_fields])); 468 } 469 } 470 471 // Loop through elements 472 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 473 // Output pointers 474 for (CeedInt i = 0; i < num_output_fields; i++) { 475 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 476 if (eval_mode == CEED_EVAL_NONE) { 477 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 478 CeedCallBackend( 479 CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][(CeedSize)e * Q * size])); 480 } 481 } 482 483 // Input basis apply 484 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, false, e_data_full, impl)); 485 486 // Q function 487 if (!impl->is_identity_qf) { 488 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 489 } 490 491 // Output basis apply 492 CeedCallBackend(CeedOperatorOutputBasis_Blocked(e, Q, qf_output_fields, op_output_fields, block_size, num_input_fields, num_output_fields, 493 impl->apply_add_basis_out, op, e_data_full, impl)); 494 } 495 496 // Output restriction 497 for (CeedInt i = 0; i < num_output_fields; i++) { 498 bool is_active; 499 CeedVector vec; 500 501 if (impl->skip_rstr_out[i]) continue; 502 // Restore evec 503 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_full[i + impl->num_inputs], &e_data_full[i + num_input_fields])); 504 // Get output vector 505 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 506 is_active = vec == CEED_VECTOR_ACTIVE; 507 // Active 508 if (is_active) vec = out_vec; 509 // Restrict 510 CeedCallBackend( 511 CeedElemRestrictionApply(impl->block_rstr[i + impl->num_inputs], CEED_TRANSPOSE, impl->e_vecs_full[i + impl->num_inputs], vec, request)); 512 if (!is_active) CeedCallBackend(CeedVectorDestroy(&vec)); 513 } 514 515 // Restore input arrays 516 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, false, e_data_full, impl)); 517 return CEED_ERROR_SUCCESS; 518 } 519 520 //------------------------------------------------------------------------------ 521 // Core code for assembling linear QFunction 522 //------------------------------------------------------------------------------ 523 static inline int CeedOperatorLinearAssembleQFunctionCore_Blocked(CeedOperator op, bool build_objects, CeedVector *assembled, 524 CeedElemRestriction *rstr, CeedRequest *request) { 525 Ceed ceed; 526 CeedInt qf_size_in, qf_size_out, Q, num_input_fields, num_output_fields, num_elem; 527 const CeedInt block_size = 8; 528 CeedScalar *l_vec_array; 529 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 530 CeedQFunctionField *qf_input_fields, *qf_output_fields; 531 CeedQFunction qf; 532 CeedOperatorField *op_input_fields, *op_output_fields; 533 CeedOperator_Blocked *impl; 534 535 CeedCallBackend(CeedOperatorGetData(op, &impl)); 536 qf_size_in = impl->qf_size_in; 537 qf_size_out = impl->qf_size_out; 538 CeedVector l_vec = impl->qf_l_vec; 539 CeedElemRestriction block_rstr = impl->qf_block_rstr; 540 541 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 542 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 543 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 544 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 545 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 546 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 547 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 548 549 // Setup 550 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 551 552 // Check for restriction only operator 553 CeedCheck(!impl->is_identity_rstr_op, ceed, CEED_ERROR_BACKEND, "Assembling restriction only operators is not supported"); 554 555 // Input Evecs and Restriction 556 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, NULL, true, e_data_full, impl, request)); 557 558 // Count number of active input fields 559 if (qf_size_in == 0) { 560 for (CeedInt i = 0; i < num_input_fields; i++) { 561 CeedInt field_size; 562 CeedVector vec; 563 564 // Check if active input 565 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 566 if (vec == CEED_VECTOR_ACTIVE) { 567 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 568 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 569 qf_size_in += field_size; 570 } 571 CeedCallBackend(CeedVectorDestroy(&vec)); 572 } 573 CeedCheck(qf_size_in > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 574 impl->qf_size_in = qf_size_in; 575 } 576 577 // Count number of active output fields 578 if (qf_size_out == 0) { 579 for (CeedInt i = 0; i < num_output_fields; i++) { 580 CeedInt field_size; 581 CeedVector vec; 582 583 // Check if active output 584 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 585 if (vec == CEED_VECTOR_ACTIVE) { 586 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &field_size)); 587 qf_size_out += field_size; 588 } 589 CeedCallBackend(CeedVectorDestroy(&vec)); 590 } 591 CeedCheck(qf_size_out > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 592 impl->qf_size_out = qf_size_out; 593 } 594 595 // Setup Lvec 596 if (!l_vec) { 597 const CeedSize l_size = (CeedSize)num_blocks * block_size * Q * qf_size_in * qf_size_out; 598 599 CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); 600 impl->qf_l_vec = l_vec; 601 } 602 CeedCallBackend(CeedVectorGetArrayWrite(l_vec, CEED_MEM_HOST, &l_vec_array)); 603 604 // Setup block restriction 605 if (!block_rstr) { 606 const CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 607 608 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, block_size, qf_size_in * qf_size_out, 609 qf_size_in * qf_size_out * num_elem * Q, strides, &block_rstr)); 610 impl->qf_block_rstr = block_rstr; 611 } 612 613 // Build objects if needed 614 if (build_objects) { 615 const CeedSize l_size = (CeedSize)num_elem * Q * qf_size_in * qf_size_out; 616 const CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 617 618 // Create output restriction 619 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, qf_size_in * qf_size_out, 620 (CeedSize)qf_size_in * (CeedSize)qf_size_out * (CeedSize)num_elem * (CeedSize)Q, strides, rstr)); 621 // Create assembled vector 622 CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); 623 } 624 625 // Loop through elements 626 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 627 // Input basis apply 628 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, true, e_data_full, impl)); 629 630 // Assemble QFunction 631 for (CeedInt i = 0; i < num_input_fields; i++) { 632 bool is_active; 633 CeedInt field_size; 634 CeedVector vec; 635 636 // Check if active input 637 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 638 is_active = vec == CEED_VECTOR_ACTIVE; 639 CeedCallBackend(CeedVectorDestroy(&vec)); 640 if (!is_active) continue; 641 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 642 for (CeedInt field = 0; field < field_size; field++) { 643 // Set current portion of input to 1.0 644 { 645 CeedScalar *array; 646 647 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 648 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 1.0; 649 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 650 } 651 652 if (!impl->is_identity_qf) { 653 // Set Outputs 654 for (CeedInt out = 0; out < num_output_fields; out++) { 655 CeedInt field_size; 656 CeedVector vec; 657 658 // Get output vector 659 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 660 // Check if active output 661 if (vec == CEED_VECTOR_ACTIVE) { 662 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, l_vec_array)); 663 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &field_size)); 664 l_vec_array += field_size * Q * block_size; // Advance the pointer by the size of the output 665 } 666 CeedCallBackend(CeedVectorDestroy(&vec)); 667 } 668 // Apply QFunction 669 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 670 } else { 671 CeedInt field_size; 672 const CeedScalar *array; 673 674 // Copy Identity Outputs 675 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[0], &field_size)); 676 CeedCallBackend(CeedVectorGetArrayRead(impl->q_vecs_out[0], CEED_MEM_HOST, &array)); 677 for (CeedInt j = 0; j < field_size * Q * block_size; j++) l_vec_array[j] = array[j]; 678 CeedCallBackend(CeedVectorRestoreArrayRead(impl->q_vecs_out[0], &array)); 679 l_vec_array += field_size * Q * block_size; 680 } 681 // Reset input to 0.0 682 { 683 CeedScalar *array; 684 685 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 686 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 0.0; 687 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 688 } 689 } 690 } 691 } 692 693 // Un-set output Qvecs to prevent accidental overwrite of Assembled 694 if (!impl->is_identity_qf) { 695 for (CeedInt out = 0; out < num_output_fields; out++) { 696 CeedVector vec; 697 698 // Check if active output 699 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 700 if (vec == CEED_VECTOR_ACTIVE) { 701 CeedCallBackend(CeedVectorTakeArray(impl->q_vecs_out[out], CEED_MEM_HOST, NULL)); 702 } 703 CeedCallBackend(CeedVectorDestroy(&vec)); 704 } 705 } 706 707 // Restore input arrays 708 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, true, e_data_full, impl)); 709 710 // Output blocked restriction 711 CeedCallBackend(CeedDestroy(&ceed)); 712 CeedCallBackend(CeedVectorRestoreArray(l_vec, &l_vec_array)); 713 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 714 CeedCallBackend(CeedElemRestrictionApply(block_rstr, CEED_TRANSPOSE, l_vec, *assembled, request)); 715 return CEED_ERROR_SUCCESS; 716 } 717 718 //------------------------------------------------------------------------------ 719 // Assemble Linear QFunction 720 //------------------------------------------------------------------------------ 721 static int CeedOperatorLinearAssembleQFunction_Blocked(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 722 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, true, assembled, rstr, request); 723 } 724 725 //------------------------------------------------------------------------------ 726 // Update Assembled Linear QFunction 727 //------------------------------------------------------------------------------ 728 static int CeedOperatorLinearAssembleQFunctionUpdate_Blocked(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 729 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, false, &assembled, &rstr, request); 730 } 731 732 //------------------------------------------------------------------------------ 733 // Operator Destroy 734 //------------------------------------------------------------------------------ 735 static int CeedOperatorDestroy_Blocked(CeedOperator op) { 736 CeedOperator_Blocked *impl; 737 738 CeedCallBackend(CeedOperatorGetData(op, &impl)); 739 740 CeedCallBackend(CeedFree(&impl->skip_rstr_in)); 741 CeedCallBackend(CeedFree(&impl->skip_rstr_out)); 742 CeedCallBackend(CeedFree(&impl->e_data_out_indices)); 743 CeedCallBackend(CeedFree(&impl->apply_add_basis_out)); 744 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 745 CeedCallBackend(CeedElemRestrictionDestroy(&impl->block_rstr[i])); 746 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); 747 } 748 CeedCallBackend(CeedFree(&impl->block_rstr)); 749 CeedCallBackend(CeedFree(&impl->e_vecs_full)); 750 CeedCallBackend(CeedFree(&impl->input_states)); 751 752 for (CeedInt i = 0; i < impl->num_inputs; i++) { 753 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); 754 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 755 } 756 CeedCallBackend(CeedFree(&impl->e_vecs_in)); 757 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 758 759 for (CeedInt i = 0; i < impl->num_outputs; i++) { 760 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); 761 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 762 } 763 CeedCallBackend(CeedFree(&impl->e_vecs_out)); 764 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 765 766 // QFunction assembly data 767 CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); 768 CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_block_rstr)); 769 770 CeedCallBackend(CeedFree(&impl)); 771 return CEED_ERROR_SUCCESS; 772 } 773 774 //------------------------------------------------------------------------------ 775 // Operator Create 776 //------------------------------------------------------------------------------ 777 int CeedOperatorCreate_Blocked(CeedOperator op) { 778 Ceed ceed; 779 CeedOperator_Blocked *impl; 780 781 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 782 CeedCallBackend(CeedCalloc(1, &impl)); 783 CeedCallBackend(CeedOperatorSetData(op, impl)); 784 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Blocked)); 785 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Blocked)); 786 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Blocked)); 787 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Blocked)); 788 CeedCallBackend(CeedDestroy(&ceed)); 789 return CEED_ERROR_SUCCESS; 790 } 791 792 //------------------------------------------------------------------------------ 793