1 // Copyright (c) 2017-2022, 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, CeedElemRestriction *blk_restr, CeedVector *e_vecs_full, 20 CeedVector *e_vecs, CeedVector *q_vecs, CeedInt start_e, CeedInt num_fields, CeedInt Q) { 21 CeedInt num_comp, size, P; 22 CeedSize e_size, q_size; 23 Ceed ceed; 24 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 25 CeedBasis basis; 26 CeedElemRestriction r; 27 CeedOperatorField *op_fields; 28 CeedQFunctionField *qf_fields; 29 if (is_input) { 30 CeedCallBackend(CeedOperatorGetFields(op, NULL, &op_fields, NULL, NULL)); 31 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL)); 32 } else { 33 CeedCallBackend(CeedOperatorGetFields(op, NULL, NULL, NULL, &op_fields)); 34 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields)); 35 } 36 const CeedInt blk_size = 8; 37 38 // Loop over fields 39 for (CeedInt i = 0; i < num_fields; i++) { 40 CeedEvalMode eval_mode; 41 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &eval_mode)); 42 43 if (eval_mode != CEED_EVAL_WEIGHT) { 44 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &r)); 45 CeedCallBackend(CeedElemRestrictionGetCeed(r, &ceed)); 46 CeedSize l_size; 47 CeedInt num_elem, elem_size, comp_stride; 48 CeedCallBackend(CeedElemRestrictionGetNumElements(r, &num_elem)); 49 CeedCallBackend(CeedElemRestrictionGetElementSize(r, &elem_size)); 50 CeedCallBackend(CeedElemRestrictionGetLVectorSize(r, &l_size)); 51 CeedCallBackend(CeedElemRestrictionGetNumComponents(r, &num_comp)); 52 53 bool strided; 54 CeedCallBackend(CeedElemRestrictionIsStrided(r, &strided)); 55 if (strided) { 56 CeedInt strides[3]; 57 CeedCallBackend(CeedElemRestrictionGetStrides(r, &strides)); 58 CeedCallBackend( 59 CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, elem_size, blk_size, num_comp, l_size, strides, &blk_restr[i + start_e])); 60 } else { 61 const CeedInt *offsets = NULL; 62 CeedCallBackend(CeedElemRestrictionGetOffsets(r, CEED_MEM_HOST, &offsets)); 63 CeedCallBackend(CeedElemRestrictionGetCompStride(r, &comp_stride)); 64 CeedCallBackend(CeedElemRestrictionCreateBlocked(ceed, num_elem, elem_size, blk_size, num_comp, comp_stride, l_size, CEED_MEM_HOST, 65 CEED_COPY_VALUES, offsets, &blk_restr[i + start_e])); 66 CeedCallBackend(CeedElemRestrictionRestoreOffsets(r, &offsets)); 67 } 68 CeedCallBackend(CeedElemRestrictionCreateVector(blk_restr[i + start_e], NULL, &e_vecs_full[i + start_e])); 69 } 70 71 switch (eval_mode) { 72 case CEED_EVAL_NONE: 73 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 74 q_size = (CeedSize)Q * size * blk_size; 75 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 76 break; 77 case CEED_EVAL_INTERP: 78 case CEED_EVAL_GRAD: 79 case CEED_EVAL_DIV: 80 case CEED_EVAL_CURL: 81 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 82 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 83 CeedCallBackend(CeedBasisGetNumNodes(basis, &P)); 84 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 85 e_size = (CeedSize)P * num_comp * blk_size; 86 CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); 87 q_size = (CeedSize)Q * size * blk_size; 88 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 89 break; 90 case CEED_EVAL_WEIGHT: // Only on input fields 91 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 92 q_size = (CeedSize)Q * blk_size; 93 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 94 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i])); 95 break; 96 } 97 } 98 return CEED_ERROR_SUCCESS; 99 } 100 101 //------------------------------------------------------------------------------ 102 // Setup Operator 103 //------------------------------------------------------------------------------ 104 static int CeedOperatorSetup_Blocked(CeedOperator op) { 105 bool is_setup_done; 106 CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); 107 if (is_setup_done) return CEED_ERROR_SUCCESS; 108 Ceed ceed; 109 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 110 CeedOperator_Blocked *impl; 111 CeedCallBackend(CeedOperatorGetData(op, &impl)); 112 CeedQFunction qf; 113 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 114 CeedInt Q, num_input_fields, num_output_fields; 115 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 116 CeedCallBackend(CeedQFunctionIsIdentity(qf, &impl->is_identity_qf)); 117 CeedOperatorField *op_input_fields, *op_output_fields; 118 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 119 CeedQFunctionField *qf_input_fields, *qf_output_fields; 120 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 121 122 // Allocate 123 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->blk_restr)); 124 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full)); 125 126 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->input_states)); 127 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in)); 128 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out)); 129 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); 130 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); 131 132 impl->num_inputs = num_input_fields; 133 impl->num_outputs = num_output_fields; 134 135 // Set up infield and outfield pointer arrays 136 // Infields 137 CeedCallBackend( 138 CeedOperatorSetupFields_Blocked(qf, op, true, impl->blk_restr, impl->e_vecs_full, impl->e_vecs_in, impl->q_vecs_in, 0, num_input_fields, Q)); 139 // Outfields 140 CeedCallBackend(CeedOperatorSetupFields_Blocked(qf, op, false, impl->blk_restr, impl->e_vecs_full, impl->e_vecs_out, impl->q_vecs_out, 141 num_input_fields, num_output_fields, Q)); 142 143 // Identity QFunctions 144 if (impl->is_identity_qf) { 145 CeedEvalMode in_mode, out_mode; 146 CeedQFunctionField *in_fields, *out_fields; 147 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields)); 148 CeedCallBackend(CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode)); 149 CeedCallBackend(CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode)); 150 151 if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { 152 impl->is_identity_restr_op = true; 153 } else { 154 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[0])); 155 impl->q_vecs_out[0] = impl->q_vecs_in[0]; 156 CeedCallBackend(CeedVectorAddReference(impl->q_vecs_in[0])); 157 } 158 } 159 160 CeedCallBackend(CeedOperatorSetSetupDone(op)); 161 162 return CEED_ERROR_SUCCESS; 163 } 164 165 //------------------------------------------------------------------------------ 166 // Setup Operator Inputs 167 //------------------------------------------------------------------------------ 168 static inline int CeedOperatorSetupInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 169 CeedVector in_vec, bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], 170 CeedOperator_Blocked *impl, CeedRequest *request) { 171 CeedEvalMode eval_mode; 172 CeedVector vec; 173 uint64_t state; 174 175 for (CeedInt i = 0; i < num_input_fields; i++) { 176 // Get input vector 177 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 178 if (vec == CEED_VECTOR_ACTIVE) { 179 if (skip_active) continue; 180 else vec = in_vec; 181 } 182 183 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 184 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 185 } else { 186 // Restrict 187 CeedCallBackend(CeedVectorGetState(vec, &state)); 188 if (state != impl->input_states[i] || vec == in_vec) { 189 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); 190 impl->input_states[i] = state; 191 } 192 // Get evec 193 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data_full[i])); 194 } 195 } 196 return CEED_ERROR_SUCCESS; 197 } 198 199 //------------------------------------------------------------------------------ 200 // Input Basis Action 201 //------------------------------------------------------------------------------ 202 static inline int CeedOperatorInputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 203 CeedInt num_input_fields, CeedInt blk_size, bool skip_active, 204 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 205 CeedInt elem_size, size, num_comp; 206 CeedElemRestriction elem_restr; 207 CeedEvalMode eval_mode; 208 CeedBasis basis; 209 210 for (CeedInt i = 0; i < num_input_fields; i++) { 211 // Skip active input 212 if (skip_active) { 213 CeedVector vec; 214 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 215 if (vec == CEED_VECTOR_ACTIVE) continue; 216 } 217 218 // Get elem_size, eval_mode, size 219 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_restr)); 220 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_restr, &elem_size)); 221 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 222 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 223 // Basis action 224 switch (eval_mode) { 225 case CEED_EVAL_NONE: 226 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][e * Q * size])); 227 break; 228 case CEED_EVAL_INTERP: 229 case CEED_EVAL_GRAD: 230 case CEED_EVAL_DIV: 231 case CEED_EVAL_CURL: 232 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 233 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 234 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][e * elem_size * num_comp])); 235 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, eval_mode, impl->e_vecs_in[i], impl->q_vecs_in[i])); 236 break; 237 case CEED_EVAL_WEIGHT: 238 break; // No action 239 } 240 } 241 return CEED_ERROR_SUCCESS; 242 } 243 244 //------------------------------------------------------------------------------ 245 // Output Basis Action 246 //------------------------------------------------------------------------------ 247 static inline int CeedOperatorOutputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 248 CeedInt blk_size, CeedInt num_input_fields, CeedInt num_output_fields, CeedOperator op, 249 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 250 CeedInt elem_size, num_comp; 251 CeedElemRestriction elem_restr; 252 CeedEvalMode eval_mode; 253 CeedBasis basis; 254 255 for (CeedInt i = 0; i < num_output_fields; i++) { 256 // Get elem_size, eval_mode, size 257 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_restr)); 258 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_restr, &elem_size)); 259 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 260 // Basis action 261 switch (eval_mode) { 262 case CEED_EVAL_NONE: 263 break; // No action 264 case CEED_EVAL_INTERP: 265 case CEED_EVAL_GRAD: 266 case CEED_EVAL_DIV: 267 case CEED_EVAL_CURL: 268 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 269 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 270 CeedCallBackend( 271 CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][e * elem_size * num_comp])); 272 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 273 break; 274 // LCOV_EXCL_START 275 case CEED_EVAL_WEIGHT: { 276 Ceed ceed; 277 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 278 return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); 279 // LCOV_EXCL_STOP 280 } 281 } 282 } 283 return CEED_ERROR_SUCCESS; 284 } 285 286 //------------------------------------------------------------------------------ 287 // Restore Input Vectors 288 //------------------------------------------------------------------------------ 289 static inline int CeedOperatorRestoreInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 290 bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 291 CeedEvalMode eval_mode; 292 293 for (CeedInt i = 0; i < num_input_fields; i++) { 294 // Skip active inputs 295 if (skip_active) { 296 CeedVector vec; 297 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 298 if (vec == CEED_VECTOR_ACTIVE) continue; 299 } 300 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 301 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 302 } else { 303 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data_full[i])); 304 } 305 } 306 return CEED_ERROR_SUCCESS; 307 } 308 309 //------------------------------------------------------------------------------ 310 // Operator Apply 311 //------------------------------------------------------------------------------ 312 static int CeedOperatorApplyAdd_Blocked(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 313 CeedOperator_Blocked *impl; 314 CeedCallBackend(CeedOperatorGetData(op, &impl)); 315 const CeedInt blk_size = 8; 316 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 317 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 318 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 319 CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); 320 CeedQFunction qf; 321 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 322 CeedOperatorField *op_input_fields, *op_output_fields; 323 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 324 CeedQFunctionField *qf_input_fields, *qf_output_fields; 325 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 326 CeedEvalMode eval_mode; 327 CeedVector vec; 328 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 329 330 // Setup 331 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 332 333 // Restriction only operator 334 if (impl->is_identity_restr_op) { 335 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[0], CEED_NOTRANSPOSE, in_vec, impl->e_vecs_full[0], request)); 336 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[1], CEED_TRANSPOSE, impl->e_vecs_full[0], out_vec, request)); 337 return CEED_ERROR_SUCCESS; 338 } 339 340 // Input Evecs and Restriction 341 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, in_vec, false, e_data_full, impl, request)); 342 343 // Output Evecs 344 for (CeedInt i = 0; i < num_output_fields; i++) { 345 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_full[i + impl->num_inputs], CEED_MEM_HOST, &e_data_full[i + num_input_fields])); 346 } 347 348 // Loop through elements 349 for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { 350 // Output pointers 351 for (CeedInt i = 0; i < num_output_fields; i++) { 352 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 353 if (eval_mode == CEED_EVAL_NONE) { 354 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 355 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][e * Q * size])); 356 } 357 } 358 359 // Input basis apply 360 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, false, e_data_full, impl)); 361 362 // Q function 363 if (!impl->is_identity_qf) { 364 CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); 365 } 366 367 // Output basis apply 368 CeedCallBackend(CeedOperatorOutputBasis_Blocked(e, Q, qf_output_fields, op_output_fields, blk_size, num_input_fields, num_output_fields, op, 369 e_data_full, impl)); 370 } 371 372 // Output restriction 373 for (CeedInt i = 0; i < num_output_fields; i++) { 374 // Restore evec 375 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_full[i + impl->num_inputs], &e_data_full[i + num_input_fields])); 376 // Get output vector 377 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 378 // Active 379 if (vec == CEED_VECTOR_ACTIVE) vec = out_vec; 380 // Restrict 381 CeedCallBackend( 382 CeedElemRestrictionApply(impl->blk_restr[i + impl->num_inputs], CEED_TRANSPOSE, impl->e_vecs_full[i + impl->num_inputs], vec, request)); 383 } 384 385 // Restore input arrays 386 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, false, e_data_full, impl)); 387 388 return CEED_ERROR_SUCCESS; 389 } 390 391 //------------------------------------------------------------------------------ 392 // Core code for assembling linear QFunction 393 //------------------------------------------------------------------------------ 394 static inline int CeedOperatorLinearAssembleQFunctionCore_Blocked(CeedOperator op, bool build_objects, CeedVector *assembled, 395 CeedElemRestriction *rstr, CeedRequest *request) { 396 CeedOperator_Blocked *impl; 397 CeedCallBackend(CeedOperatorGetData(op, &impl)); 398 const CeedInt blk_size = 8; 399 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 400 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 401 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 402 CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); 403 CeedQFunction qf; 404 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 405 CeedOperatorField *op_input_fields, *op_output_fields; 406 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 407 CeedQFunctionField *qf_input_fields, *qf_output_fields; 408 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 409 CeedVector vec, l_vec = impl->qf_l_vec; 410 CeedInt num_active_in = impl->num_active_in, num_active_out = impl->num_active_out; 411 CeedSize q_size; 412 CeedVector *active_in = impl->qf_active_in; 413 CeedScalar *a, *tmp; 414 Ceed ceed; 415 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 416 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 417 418 // Setup 419 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 420 421 // Check for identity 422 if (impl->is_identity_qf) { 423 // LCOV_EXCL_START 424 return CeedError(ceed, CEED_ERROR_BACKEND, "Assembling identity QFunctions not supported"); 425 // LCOV_EXCL_STOP 426 } 427 428 // Input Evecs and Restriction 429 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, NULL, true, e_data_full, impl, request)); 430 431 // Count number of active input fields 432 if (!num_active_in) { 433 for (CeedInt i = 0; i < num_input_fields; i++) { 434 // Get input vector 435 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 436 // Check if active input 437 if (vec == CEED_VECTOR_ACTIVE) { 438 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 439 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 440 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &tmp)); 441 CeedCallBackend(CeedRealloc(num_active_in + size, &active_in)); 442 for (CeedInt field = 0; field < size; field++) { 443 q_size = (CeedSize)Q * blk_size; 444 CeedCallBackend(CeedVectorCreate(ceed, q_size, &active_in[num_active_in + field])); 445 CeedCallBackend(CeedVectorSetArray(active_in[num_active_in + field], CEED_MEM_HOST, CEED_USE_POINTER, &tmp[field * Q * blk_size])); 446 } 447 num_active_in += size; 448 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &tmp)); 449 } 450 } 451 impl->num_active_in = num_active_in; 452 impl->qf_active_in = active_in; 453 } 454 455 // Count number of active output fields 456 if (!num_active_out) { 457 for (CeedInt i = 0; i < num_output_fields; i++) { 458 // Get output vector 459 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 460 // Check if active output 461 if (vec == CEED_VECTOR_ACTIVE) { 462 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 463 num_active_out += size; 464 } 465 } 466 impl->num_active_out = num_active_out; 467 } 468 469 // Check sizes 470 if (!num_active_in || !num_active_out) { 471 // LCOV_EXCL_START 472 return CeedError(ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 473 // LCOV_EXCL_STOP 474 } 475 476 // Setup Lvec 477 if (!l_vec) { 478 CeedSize l_size = (CeedSize)num_blks * blk_size * Q * num_active_in * num_active_out; 479 CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); 480 impl->qf_l_vec = l_vec; 481 } 482 CeedCallBackend(CeedVectorGetArrayWrite(l_vec, CEED_MEM_HOST, &a)); 483 484 // Build objects if needed 485 CeedInt strides[3] = {1, Q, num_active_in * num_active_out * Q}; 486 if (build_objects) { 487 // Create output restriction 488 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, num_active_in * num_active_out, num_active_in * num_active_out * num_elem * Q, 489 strides, rstr)); 490 // Create assembled vector 491 CeedSize l_size = (CeedSize)num_elem * Q * num_active_in * num_active_out; 492 CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); 493 } 494 495 // Loop through elements 496 for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { 497 // Input basis apply 498 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, true, e_data_full, impl)); 499 500 // Assemble QFunction 501 for (CeedInt in = 0; in < num_active_in; in++) { 502 // Set Inputs 503 CeedCallBackend(CeedVectorSetValue(active_in[in], 1.0)); 504 if (num_active_in > 1) { 505 CeedCallBackend(CeedVectorSetValue(active_in[(in + num_active_in - 1) % num_active_in], 0.0)); 506 } 507 // Set Outputs 508 for (CeedInt out = 0; out < num_output_fields; out++) { 509 // Get output vector 510 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 511 // Check if active output 512 if (vec == CEED_VECTOR_ACTIVE) { 513 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, a)); 514 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &size)); 515 a += size * Q * blk_size; // Advance the pointer by the size of the output 516 } 517 } 518 // Apply QFunction 519 CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); 520 } 521 } 522 523 // Un-set output Qvecs to prevent accidental overwrite of Assembled 524 for (CeedInt out = 0; out < num_output_fields; out++) { 525 // Get output vector 526 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 527 // Check if active output 528 if (vec == CEED_VECTOR_ACTIVE) { 529 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_COPY_VALUES, NULL)); 530 } 531 } 532 533 // Restore input arrays 534 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, true, e_data_full, impl)); 535 536 // Output blocked restriction 537 CeedCallBackend(CeedVectorRestoreArray(l_vec, &a)); 538 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 539 CeedElemRestriction blk_rstr = impl->qf_blk_rstr; 540 if (!impl->qf_blk_rstr) { 541 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, blk_size, num_active_in * num_active_out, 542 num_active_in * num_active_out * num_elem * Q, strides, &blk_rstr)); 543 impl->qf_blk_rstr = blk_rstr; 544 } 545 CeedCallBackend(CeedElemRestrictionApply(blk_rstr, CEED_TRANSPOSE, l_vec, *assembled, request)); 546 547 return CEED_ERROR_SUCCESS; 548 } 549 550 //------------------------------------------------------------------------------ 551 // Assemble Linear QFunction 552 //------------------------------------------------------------------------------ 553 static int CeedOperatorLinearAssembleQFunction_Blocked(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 554 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, true, assembled, rstr, request); 555 } 556 557 //------------------------------------------------------------------------------ 558 // Update Assembled Linear QFunction 559 //------------------------------------------------------------------------------ 560 static int CeedOperatorLinearAssembleQFunctionUpdate_Blocked(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 561 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, false, &assembled, &rstr, request); 562 } 563 564 //------------------------------------------------------------------------------ 565 // Operator Destroy 566 //------------------------------------------------------------------------------ 567 static int CeedOperatorDestroy_Blocked(CeedOperator op) { 568 CeedOperator_Blocked *impl; 569 CeedCallBackend(CeedOperatorGetData(op, &impl)); 570 571 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 572 CeedCallBackend(CeedElemRestrictionDestroy(&impl->blk_restr[i])); 573 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); 574 } 575 CeedCallBackend(CeedFree(&impl->blk_restr)); 576 CeedCallBackend(CeedFree(&impl->e_vecs_full)); 577 CeedCallBackend(CeedFree(&impl->input_states)); 578 579 for (CeedInt i = 0; i < impl->num_inputs; i++) { 580 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); 581 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 582 } 583 CeedCallBackend(CeedFree(&impl->e_vecs_in)); 584 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 585 586 for (CeedInt i = 0; i < impl->num_outputs; i++) { 587 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); 588 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 589 } 590 CeedCallBackend(CeedFree(&impl->e_vecs_out)); 591 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 592 593 // QFunction assembly data 594 for (CeedInt i = 0; i < impl->num_active_in; i++) { 595 CeedCallBackend(CeedVectorDestroy(&impl->qf_active_in[i])); 596 } 597 CeedCallBackend(CeedFree(&impl->qf_active_in)); 598 CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); 599 CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_blk_rstr)); 600 601 CeedCallBackend(CeedFree(&impl)); 602 return CEED_ERROR_SUCCESS; 603 } 604 605 //------------------------------------------------------------------------------ 606 // Operator Create 607 //------------------------------------------------------------------------------ 608 int CeedOperatorCreate_Blocked(CeedOperator op) { 609 Ceed ceed; 610 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 611 CeedOperator_Blocked *impl; 612 613 CeedCallBackend(CeedCalloc(1, &impl)); 614 CeedCallBackend(CeedOperatorSetData(op, impl)); 615 616 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Blocked)); 617 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Blocked)); 618 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Blocked)); 619 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Blocked)); 620 return CEED_ERROR_SUCCESS; 621 } 622 623 //------------------------------------------------------------------------------ 624