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, const CeedInt block_size, 20 CeedElemRestriction *block_rstr, CeedVector *e_vecs_full, CeedVector *e_vecs, CeedVector *q_vecs, 21 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 input 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], &e_vecs_full[j])); 155 skip_rstr[j] = true; 156 } 157 } 158 } 159 } 160 return CEED_ERROR_SUCCESS; 161 } 162 163 //------------------------------------------------------------------------------ 164 // Setup Operator 165 //------------------------------------------------------------------------------ 166 static int CeedOperatorSetup_Blocked(CeedOperator op) { 167 bool is_setup_done; 168 Ceed ceed; 169 CeedInt Q, num_input_fields, num_output_fields; 170 const CeedInt block_size = 8; 171 CeedQFunctionField *qf_input_fields, *qf_output_fields; 172 CeedQFunction qf; 173 CeedOperatorField *op_input_fields, *op_output_fields; 174 CeedOperator_Blocked *impl; 175 176 CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); 177 if (is_setup_done) return CEED_ERROR_SUCCESS; 178 179 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 180 CeedCallBackend(CeedOperatorGetData(op, &impl)); 181 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 182 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 183 CeedCallBackend(CeedQFunctionIsIdentity(qf, &impl->is_identity_qf)); 184 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 185 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 186 187 // Allocate 188 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->block_rstr)); 189 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full)); 190 191 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->skip_rstr_in)); 192 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->input_states)); 193 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in)); 194 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out)); 195 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); 196 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); 197 198 impl->num_inputs = num_input_fields; 199 impl->num_outputs = num_output_fields; 200 201 // Set up infield and outfield pointer arrays 202 // Infields 203 CeedCallBackend(CeedOperatorSetupFields_Blocked(qf, op, true, impl->skip_rstr_in, block_size, impl->block_rstr, impl->e_vecs_full, impl->e_vecs_in, 204 impl->q_vecs_in, 0, num_input_fields, Q)); 205 // Outfields 206 CeedCallBackend(CeedOperatorSetupFields_Blocked(qf, op, false, NULL, block_size, impl->block_rstr, impl->e_vecs_full, impl->e_vecs_out, 207 impl->q_vecs_out, num_input_fields, num_output_fields, Q)); 208 209 // Identity QFunctions 210 if (impl->is_identity_qf) { 211 CeedEvalMode in_mode, out_mode; 212 CeedQFunctionField *in_fields, *out_fields; 213 214 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields)); 215 CeedCallBackend(CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode)); 216 CeedCallBackend(CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode)); 217 218 if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { 219 impl->is_identity_rstr_op = true; 220 } else { 221 CeedCallBackend(CeedVectorReferenceCopy(impl->q_vecs_in[0], &impl->q_vecs_out[0])); 222 } 223 } 224 225 CeedCallBackend(CeedOperatorSetSetupDone(op)); 226 return CEED_ERROR_SUCCESS; 227 } 228 229 //------------------------------------------------------------------------------ 230 // Setup Operator Inputs 231 //------------------------------------------------------------------------------ 232 static inline int CeedOperatorSetupInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 233 CeedVector in_vec, bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], 234 CeedOperator_Blocked *impl, CeedRequest *request) { 235 for (CeedInt i = 0; i < num_input_fields; i++) { 236 uint64_t state; 237 CeedEvalMode eval_mode; 238 CeedVector vec; 239 240 // Get input vector 241 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 242 if (vec == CEED_VECTOR_ACTIVE) { 243 if (skip_active) continue; 244 else vec = in_vec; 245 } 246 247 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 248 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 249 } else { 250 // Restrict 251 CeedCallBackend(CeedVectorGetState(vec, &state)); 252 if ((state != impl->input_states[i] || vec == in_vec) && !impl->skip_rstr_in[i]) { 253 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); 254 } 255 impl->input_states[i] = state; 256 // Get evec 257 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data_full[i])); 258 } 259 } 260 return CEED_ERROR_SUCCESS; 261 } 262 263 //------------------------------------------------------------------------------ 264 // Input Basis Action 265 //------------------------------------------------------------------------------ 266 static inline int CeedOperatorInputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 267 CeedInt num_input_fields, CeedInt block_size, bool skip_active, 268 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 269 for (CeedInt i = 0; i < num_input_fields; i++) { 270 CeedInt elem_size, size, num_comp; 271 CeedEvalMode eval_mode; 272 CeedElemRestriction elem_rstr; 273 CeedBasis basis; 274 275 // Skip active input 276 if (skip_active) { 277 CeedVector vec; 278 279 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 280 if (vec == CEED_VECTOR_ACTIVE) continue; 281 } 282 283 // Get elem_size, eval_mode, size 284 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_rstr)); 285 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 286 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 287 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 288 // Basis action 289 switch (eval_mode) { 290 case CEED_EVAL_NONE: 291 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][(CeedSize)e * Q * size])); 292 break; 293 case CEED_EVAL_INTERP: 294 case CEED_EVAL_GRAD: 295 case CEED_EVAL_DIV: 296 case CEED_EVAL_CURL: 297 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 298 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 299 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][(CeedSize)e * elem_size * num_comp])); 300 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_NOTRANSPOSE, eval_mode, impl->e_vecs_in[i], impl->q_vecs_in[i])); 301 break; 302 case CEED_EVAL_WEIGHT: 303 break; // No action 304 } 305 } 306 return CEED_ERROR_SUCCESS; 307 } 308 309 //------------------------------------------------------------------------------ 310 // Output Basis Action 311 //------------------------------------------------------------------------------ 312 static inline int CeedOperatorOutputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 313 CeedInt block_size, CeedInt num_input_fields, CeedInt num_output_fields, CeedOperator op, 314 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 315 for (CeedInt i = 0; i < num_output_fields; i++) { 316 CeedInt elem_size, num_comp; 317 CeedEvalMode eval_mode; 318 CeedElemRestriction elem_rstr; 319 CeedBasis basis; 320 321 // Get elem_size, eval_mode, size 322 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_rstr)); 323 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 324 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 325 // Basis action 326 switch (eval_mode) { 327 case CEED_EVAL_NONE: 328 break; // No action 329 case CEED_EVAL_INTERP: 330 case CEED_EVAL_GRAD: 331 case CEED_EVAL_DIV: 332 case CEED_EVAL_CURL: 333 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 334 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 335 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, 336 &e_data_full[i + num_input_fields][(CeedSize)e * elem_size * num_comp])); 337 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 338 break; 339 // LCOV_EXCL_START 340 case CEED_EVAL_WEIGHT: { 341 return CeedError(CeedOperatorReturnCeed(op), CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); 342 // LCOV_EXCL_STOP 343 } 344 } 345 } 346 return CEED_ERROR_SUCCESS; 347 } 348 349 //------------------------------------------------------------------------------ 350 // Restore Input Vectors 351 //------------------------------------------------------------------------------ 352 static inline int CeedOperatorRestoreInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 353 bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 354 for (CeedInt i = 0; i < num_input_fields; i++) { 355 CeedEvalMode eval_mode; 356 357 // Skip active inputs 358 if (skip_active) { 359 CeedVector vec; 360 361 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 362 if (vec == CEED_VECTOR_ACTIVE) continue; 363 } 364 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 365 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 366 } else { 367 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data_full[i])); 368 } 369 } 370 return CEED_ERROR_SUCCESS; 371 } 372 373 //------------------------------------------------------------------------------ 374 // Operator Apply 375 //------------------------------------------------------------------------------ 376 static int CeedOperatorApplyAdd_Blocked(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 377 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 378 const CeedInt block_size = 8; 379 CeedEvalMode eval_mode; 380 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 381 CeedQFunctionField *qf_input_fields, *qf_output_fields; 382 CeedQFunction qf; 383 CeedOperatorField *op_input_fields, *op_output_fields; 384 CeedOperator_Blocked *impl; 385 386 CeedCallBackend(CeedOperatorGetData(op, &impl)); 387 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 388 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 389 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 390 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 391 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 392 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 393 394 // Setup 395 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 396 397 // Restriction only operator 398 if (impl->is_identity_rstr_op) { 399 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[0], CEED_NOTRANSPOSE, in_vec, impl->e_vecs_full[0], request)); 400 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[1], CEED_TRANSPOSE, impl->e_vecs_full[0], out_vec, request)); 401 return CEED_ERROR_SUCCESS; 402 } 403 404 // Input Evecs and Restriction 405 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, in_vec, false, e_data_full, impl, request)); 406 407 // Output Evecs 408 for (CeedInt i = 0; i < num_output_fields; i++) { 409 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_full[i + impl->num_inputs], CEED_MEM_HOST, &e_data_full[i + num_input_fields])); 410 } 411 412 // Loop through elements 413 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 414 // Output pointers 415 for (CeedInt i = 0; i < num_output_fields; i++) { 416 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 417 if (eval_mode == CEED_EVAL_NONE) { 418 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 419 CeedCallBackend( 420 CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][(CeedSize)e * Q * size])); 421 } 422 } 423 424 // Input basis apply 425 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, false, e_data_full, impl)); 426 427 // Q function 428 if (!impl->is_identity_qf) { 429 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 430 } 431 432 // Output basis apply 433 CeedCallBackend(CeedOperatorOutputBasis_Blocked(e, Q, qf_output_fields, op_output_fields, block_size, num_input_fields, num_output_fields, op, 434 e_data_full, impl)); 435 } 436 437 // Output restriction 438 for (CeedInt i = 0; i < num_output_fields; i++) { 439 CeedVector vec; 440 441 // Restore evec 442 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_full[i + impl->num_inputs], &e_data_full[i + num_input_fields])); 443 // Get output vector 444 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 445 // Active 446 if (vec == CEED_VECTOR_ACTIVE) vec = out_vec; 447 // Restrict 448 CeedCallBackend( 449 CeedElemRestrictionApply(impl->block_rstr[i + impl->num_inputs], CEED_TRANSPOSE, impl->e_vecs_full[i + impl->num_inputs], vec, request)); 450 } 451 452 // Restore input arrays 453 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, false, e_data_full, impl)); 454 return CEED_ERROR_SUCCESS; 455 } 456 457 //------------------------------------------------------------------------------ 458 // Core code for assembling linear QFunction 459 //------------------------------------------------------------------------------ 460 static inline int CeedOperatorLinearAssembleQFunctionCore_Blocked(CeedOperator op, bool build_objects, CeedVector *assembled, 461 CeedElemRestriction *rstr, CeedRequest *request) { 462 Ceed ceed; 463 CeedInt qf_size_in, qf_size_out, Q, num_input_fields, num_output_fields, num_elem; 464 const CeedInt block_size = 8; 465 CeedScalar *l_vec_array; 466 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 467 CeedQFunctionField *qf_input_fields, *qf_output_fields; 468 CeedQFunction qf; 469 CeedOperatorField *op_input_fields, *op_output_fields; 470 CeedOperator_Blocked *impl; 471 472 CeedCallBackend(CeedOperatorGetData(op, &impl)); 473 qf_size_in = impl->qf_size_in; 474 qf_size_out = impl->qf_size_out; 475 CeedVector l_vec = impl->qf_l_vec; 476 CeedElemRestriction block_rstr = impl->qf_block_rstr; 477 478 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 479 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 480 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 481 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 482 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 483 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 484 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 485 486 // Setup 487 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 488 489 // Check for restriction only operator 490 CeedCheck(!impl->is_identity_rstr_op, ceed, CEED_ERROR_BACKEND, "Assembling restriction only operators is not supported"); 491 492 // Input Evecs and Restriction 493 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, NULL, true, e_data_full, impl, request)); 494 495 // Count number of active input fields 496 if (qf_size_in == 0) { 497 for (CeedInt i = 0; i < num_input_fields; i++) { 498 CeedInt field_size; 499 CeedVector vec; 500 501 // Get input vector 502 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 503 // Check if active input 504 if (vec == CEED_VECTOR_ACTIVE) { 505 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 506 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 507 qf_size_in += field_size; 508 } 509 } 510 CeedCheck(qf_size_in > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 511 impl->qf_size_in = qf_size_in; 512 } 513 514 // Count number of active output fields 515 if (qf_size_out == 0) { 516 for (CeedInt i = 0; i < num_output_fields; i++) { 517 CeedInt field_size; 518 CeedVector vec; 519 520 // Get output vector 521 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 522 // Check if active output 523 if (vec == CEED_VECTOR_ACTIVE) { 524 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &field_size)); 525 qf_size_out += field_size; 526 } 527 } 528 CeedCheck(qf_size_out > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 529 impl->qf_size_out = qf_size_out; 530 } 531 532 // Setup Lvec 533 if (!l_vec) { 534 const CeedSize l_size = (CeedSize)num_blocks * block_size * Q * qf_size_in * qf_size_out; 535 536 CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); 537 impl->qf_l_vec = l_vec; 538 } 539 CeedCallBackend(CeedVectorGetArrayWrite(l_vec, CEED_MEM_HOST, &l_vec_array)); 540 541 // Setup block restriction 542 if (!block_rstr) { 543 const CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 544 545 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, block_size, qf_size_in * qf_size_out, 546 qf_size_in * qf_size_out * num_elem * Q, strides, &block_rstr)); 547 impl->qf_block_rstr = block_rstr; 548 } 549 550 // Build objects if needed 551 if (build_objects) { 552 const CeedSize l_size = (CeedSize)num_elem * Q * qf_size_in * qf_size_out; 553 const CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 554 555 // Create output restriction 556 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, qf_size_in * qf_size_out, 557 (CeedSize)qf_size_in * (CeedSize)qf_size_out * (CeedSize)num_elem * (CeedSize)Q, strides, rstr)); 558 // Create assembled vector 559 CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); 560 } 561 562 // Loop through elements 563 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 564 // Input basis apply 565 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, true, e_data_full, impl)); 566 567 // Assemble QFunction 568 for (CeedInt i = 0; i < num_input_fields; i++) { 569 CeedInt field_size; 570 CeedVector vec; 571 572 // Get input vector 573 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 574 // Check if active input 575 if (vec != CEED_VECTOR_ACTIVE) continue; 576 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 577 for (CeedInt field = 0; field < field_size; field++) { 578 // Set current portion of input to 1.0 579 { 580 CeedScalar *array; 581 582 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 583 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 1.0; 584 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 585 } 586 587 if (!impl->is_identity_qf) { 588 // Set Outputs 589 for (CeedInt out = 0; out < num_output_fields; out++) { 590 CeedInt field_size; 591 CeedVector vec; 592 593 // Get output vector 594 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 595 // Check if active output 596 if (vec == CEED_VECTOR_ACTIVE) { 597 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, l_vec_array)); 598 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &field_size)); 599 l_vec_array += field_size * Q * block_size; // Advance the pointer by the size of the output 600 } 601 } 602 // Apply QFunction 603 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 604 } else { 605 CeedInt field_size; 606 const CeedScalar *array; 607 608 // Copy Identity Outputs 609 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[0], &field_size)); 610 CeedCallBackend(CeedVectorGetArrayRead(impl->q_vecs_out[0], CEED_MEM_HOST, &array)); 611 for (CeedInt j = 0; j < field_size * Q * block_size; j++) l_vec_array[j] = array[j]; 612 CeedCallBackend(CeedVectorRestoreArrayRead(impl->q_vecs_out[0], &array)); 613 l_vec_array += field_size * Q * block_size; 614 } 615 // Reset input to 0.0 616 { 617 CeedScalar *array; 618 619 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 620 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 0.0; 621 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 622 } 623 } 624 } 625 } 626 627 // Un-set output Qvecs to prevent accidental overwrite of Assembled 628 if (!impl->is_identity_qf) { 629 for (CeedInt out = 0; out < num_output_fields; out++) { 630 CeedVector vec; 631 632 // Get output vector 633 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 634 // Check if active output 635 if (vec == CEED_VECTOR_ACTIVE) { 636 CeedCallBackend(CeedVectorTakeArray(impl->q_vecs_out[out], CEED_MEM_HOST, NULL)); 637 } 638 } 639 } 640 641 // Restore input arrays 642 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, true, e_data_full, impl)); 643 644 // Output blocked restriction 645 CeedCallBackend(CeedVectorRestoreArray(l_vec, &l_vec_array)); 646 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 647 CeedCallBackend(CeedElemRestrictionApply(block_rstr, CEED_TRANSPOSE, l_vec, *assembled, request)); 648 return CEED_ERROR_SUCCESS; 649 } 650 651 //------------------------------------------------------------------------------ 652 // Assemble Linear QFunction 653 //------------------------------------------------------------------------------ 654 static int CeedOperatorLinearAssembleQFunction_Blocked(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 655 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, true, assembled, rstr, request); 656 } 657 658 //------------------------------------------------------------------------------ 659 // Update Assembled Linear QFunction 660 //------------------------------------------------------------------------------ 661 static int CeedOperatorLinearAssembleQFunctionUpdate_Blocked(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 662 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, false, &assembled, &rstr, request); 663 } 664 665 //------------------------------------------------------------------------------ 666 // Operator Destroy 667 //------------------------------------------------------------------------------ 668 static int CeedOperatorDestroy_Blocked(CeedOperator op) { 669 CeedOperator_Blocked *impl; 670 671 CeedCallBackend(CeedOperatorGetData(op, &impl)); 672 673 CeedCallBackend(CeedFree(&impl->skip_rstr_in)); 674 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 675 CeedCallBackend(CeedElemRestrictionDestroy(&impl->block_rstr[i])); 676 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); 677 } 678 CeedCallBackend(CeedFree(&impl->block_rstr)); 679 CeedCallBackend(CeedFree(&impl->e_vecs_full)); 680 CeedCallBackend(CeedFree(&impl->input_states)); 681 682 for (CeedInt i = 0; i < impl->num_inputs; i++) { 683 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); 684 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 685 } 686 CeedCallBackend(CeedFree(&impl->e_vecs_in)); 687 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 688 689 for (CeedInt i = 0; i < impl->num_outputs; i++) { 690 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); 691 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 692 } 693 CeedCallBackend(CeedFree(&impl->e_vecs_out)); 694 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 695 696 // QFunction assembly data 697 CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); 698 CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_block_rstr)); 699 700 CeedCallBackend(CeedFree(&impl)); 701 return CEED_ERROR_SUCCESS; 702 } 703 704 //------------------------------------------------------------------------------ 705 // Operator Create 706 //------------------------------------------------------------------------------ 707 int CeedOperatorCreate_Blocked(CeedOperator op) { 708 Ceed ceed; 709 CeedOperator_Blocked *impl; 710 711 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 712 CeedCallBackend(CeedCalloc(1, &impl)); 713 CeedCallBackend(CeedOperatorSetData(op, impl)); 714 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Blocked)); 715 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Blocked)); 716 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Blocked)); 717 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Blocked)); 718 return CEED_ERROR_SUCCESS; 719 } 720 721 //------------------------------------------------------------------------------ 722