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