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 CeedCallBackend(CeedElemRestrictionGetCompStride(r, &comp_stride)); 53 54 CeedRestrictionType rstr_type; 55 CeedCallBackend(CeedElemRestrictionGetType(r, &rstr_type)); 56 const CeedInt *offsets = NULL; 57 CeedCallBackend(CeedElemRestrictionGetOffsets(r, CEED_MEM_HOST, &offsets)); 58 switch (rstr_type) { 59 case CEED_RESTRICTION_DEFAULT: { 60 CeedCallBackend(CeedElemRestrictionCreateBlocked(ceed, num_elem, elem_size, blk_size, num_comp, comp_stride, l_size, CEED_MEM_HOST, 61 CEED_COPY_VALUES, offsets, &blk_restr[i + start_e])); 62 } break; 63 case CEED_RESTRICTION_ORIENTED: { 64 const bool *orients = NULL; 65 CeedCallBackend(CeedElemRestrictionGetOrientations(r, CEED_MEM_HOST, &orients)); 66 CeedCallBackend(CeedElemRestrictionCreateBlockedOriented(ceed, num_elem, elem_size, blk_size, num_comp, comp_stride, l_size, CEED_MEM_HOST, 67 CEED_COPY_VALUES, offsets, orients, &blk_restr[i + start_e])); 68 CeedCallBackend(CeedElemRestrictionRestoreOrientations(r, &orients)); 69 } break; 70 case CEED_RESTRICTION_CURL_ORIENTED: { 71 const CeedInt *curl_orients = NULL; 72 CeedCallBackend(CeedElemRestrictionGetCurlOrientations(r, CEED_MEM_HOST, &curl_orients)); 73 CeedCallBackend(CeedElemRestrictionCreateBlockedCurlOriented(ceed, num_elem, elem_size, blk_size, num_comp, comp_stride, l_size, 74 CEED_MEM_HOST, CEED_COPY_VALUES, offsets, curl_orients, 75 &blk_restr[i + start_e])); 76 CeedCallBackend(CeedElemRestrictionRestoreCurlOrientations(r, &curl_orients)); 77 } break; 78 case CEED_RESTRICTION_STRIDED: { 79 CeedInt strides[3]; 80 CeedCallBackend(CeedElemRestrictionGetStrides(r, &strides)); 81 CeedCallBackend( 82 CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, elem_size, blk_size, num_comp, l_size, strides, &blk_restr[i + start_e])); 83 } break; 84 } 85 CeedCallBackend(CeedElemRestrictionRestoreOffsets(r, &offsets)); 86 CeedCallBackend(CeedElemRestrictionCreateVector(blk_restr[i + start_e], NULL, &e_vecs_full[i + start_e])); 87 } 88 89 switch (eval_mode) { 90 case CEED_EVAL_NONE: 91 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 92 q_size = (CeedSize)Q * size * blk_size; 93 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 94 break; 95 case CEED_EVAL_INTERP: 96 case CEED_EVAL_GRAD: 97 case CEED_EVAL_DIV: 98 case CEED_EVAL_CURL: 99 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 100 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 101 CeedCallBackend(CeedBasisGetNumNodes(basis, &P)); 102 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 103 e_size = (CeedSize)P * num_comp * blk_size; 104 CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); 105 q_size = (CeedSize)Q * size * blk_size; 106 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 107 break; 108 case CEED_EVAL_WEIGHT: // Only on input fields 109 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 110 q_size = (CeedSize)Q * blk_size; 111 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 112 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i])); 113 break; 114 } 115 } 116 return CEED_ERROR_SUCCESS; 117 } 118 119 //------------------------------------------------------------------------------ 120 // Setup Operator 121 //------------------------------------------------------------------------------ 122 static int CeedOperatorSetup_Blocked(CeedOperator op) { 123 bool is_setup_done; 124 CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); 125 if (is_setup_done) return CEED_ERROR_SUCCESS; 126 Ceed ceed; 127 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 128 CeedOperator_Blocked *impl; 129 CeedCallBackend(CeedOperatorGetData(op, &impl)); 130 CeedQFunction qf; 131 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 132 CeedInt Q, num_input_fields, num_output_fields; 133 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 134 CeedCallBackend(CeedQFunctionIsIdentity(qf, &impl->is_identity_qf)); 135 CeedOperatorField *op_input_fields, *op_output_fields; 136 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 137 CeedQFunctionField *qf_input_fields, *qf_output_fields; 138 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 139 140 // Allocate 141 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->blk_restr)); 142 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full)); 143 144 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->input_states)); 145 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in)); 146 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out)); 147 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); 148 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); 149 150 impl->num_inputs = num_input_fields; 151 impl->num_outputs = num_output_fields; 152 153 // Set up infield and outfield pointer arrays 154 // Infields 155 CeedCallBackend( 156 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)); 157 // Outfields 158 CeedCallBackend(CeedOperatorSetupFields_Blocked(qf, op, false, impl->blk_restr, impl->e_vecs_full, impl->e_vecs_out, impl->q_vecs_out, 159 num_input_fields, num_output_fields, Q)); 160 161 // Identity QFunctions 162 if (impl->is_identity_qf) { 163 CeedEvalMode in_mode, out_mode; 164 CeedQFunctionField *in_fields, *out_fields; 165 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields)); 166 CeedCallBackend(CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode)); 167 CeedCallBackend(CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode)); 168 169 if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { 170 impl->is_identity_restr_op = true; 171 } else { 172 CeedCallBackend(CeedVectorReferenceCopy(impl->q_vecs_in[0], &impl->q_vecs_out[0])); 173 } 174 } 175 176 CeedCallBackend(CeedOperatorSetSetupDone(op)); 177 178 return CEED_ERROR_SUCCESS; 179 } 180 181 //------------------------------------------------------------------------------ 182 // Setup Operator Inputs 183 //------------------------------------------------------------------------------ 184 static inline int CeedOperatorSetupInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 185 CeedVector in_vec, bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], 186 CeedOperator_Blocked *impl, CeedRequest *request) { 187 CeedEvalMode eval_mode; 188 CeedVector vec; 189 uint64_t state; 190 191 for (CeedInt i = 0; i < num_input_fields; i++) { 192 // Get input vector 193 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 194 if (vec == CEED_VECTOR_ACTIVE) { 195 if (skip_active) continue; 196 else vec = in_vec; 197 } 198 199 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 200 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 201 } else { 202 // Restrict 203 CeedCallBackend(CeedVectorGetState(vec, &state)); 204 if (state != impl->input_states[i] || vec == in_vec) { 205 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); 206 impl->input_states[i] = state; 207 } 208 // Get evec 209 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data_full[i])); 210 } 211 } 212 return CEED_ERROR_SUCCESS; 213 } 214 215 //------------------------------------------------------------------------------ 216 // Input Basis Action 217 //------------------------------------------------------------------------------ 218 static inline int CeedOperatorInputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 219 CeedInt num_input_fields, CeedInt blk_size, bool skip_active, 220 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 221 CeedInt elem_size, size, num_comp; 222 CeedElemRestriction elem_restr; 223 CeedEvalMode eval_mode; 224 CeedBasis basis; 225 226 for (CeedInt i = 0; i < num_input_fields; i++) { 227 // Skip active input 228 if (skip_active) { 229 CeedVector vec; 230 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 231 if (vec == CEED_VECTOR_ACTIVE) continue; 232 } 233 234 // Get elem_size, eval_mode, size 235 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_restr)); 236 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_restr, &elem_size)); 237 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 238 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 239 // Basis action 240 switch (eval_mode) { 241 case CEED_EVAL_NONE: 242 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][e * Q * size])); 243 break; 244 case CEED_EVAL_INTERP: 245 case CEED_EVAL_GRAD: 246 case CEED_EVAL_DIV: 247 case CEED_EVAL_CURL: 248 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 249 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 250 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][e * elem_size * num_comp])); 251 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, eval_mode, impl->e_vecs_in[i], impl->q_vecs_in[i])); 252 break; 253 case CEED_EVAL_WEIGHT: 254 break; // No action 255 } 256 } 257 return CEED_ERROR_SUCCESS; 258 } 259 260 //------------------------------------------------------------------------------ 261 // Output Basis Action 262 //------------------------------------------------------------------------------ 263 static inline int CeedOperatorOutputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 264 CeedInt blk_size, CeedInt num_input_fields, CeedInt num_output_fields, CeedOperator op, 265 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 266 CeedInt elem_size, num_comp; 267 CeedElemRestriction elem_restr; 268 CeedEvalMode eval_mode; 269 CeedBasis basis; 270 271 for (CeedInt i = 0; i < num_output_fields; i++) { 272 // Get elem_size, eval_mode, size 273 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_restr)); 274 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_restr, &elem_size)); 275 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 276 // Basis action 277 switch (eval_mode) { 278 case CEED_EVAL_NONE: 279 break; // No action 280 case CEED_EVAL_INTERP: 281 case CEED_EVAL_GRAD: 282 case CEED_EVAL_DIV: 283 case CEED_EVAL_CURL: 284 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 285 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 286 CeedCallBackend( 287 CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][e * elem_size * num_comp])); 288 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 289 break; 290 // LCOV_EXCL_START 291 case CEED_EVAL_WEIGHT: { 292 Ceed ceed; 293 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 294 return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); 295 // LCOV_EXCL_STOP 296 } 297 } 298 } 299 return CEED_ERROR_SUCCESS; 300 } 301 302 //------------------------------------------------------------------------------ 303 // Restore Input Vectors 304 //------------------------------------------------------------------------------ 305 static inline int CeedOperatorRestoreInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 306 bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 307 CeedEvalMode eval_mode; 308 309 for (CeedInt i = 0; i < num_input_fields; i++) { 310 // Skip active inputs 311 if (skip_active) { 312 CeedVector vec; 313 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 314 if (vec == CEED_VECTOR_ACTIVE) continue; 315 } 316 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 317 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 318 } else { 319 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data_full[i])); 320 } 321 } 322 return CEED_ERROR_SUCCESS; 323 } 324 325 //------------------------------------------------------------------------------ 326 // Operator Apply 327 //------------------------------------------------------------------------------ 328 static int CeedOperatorApplyAdd_Blocked(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 329 CeedOperator_Blocked *impl; 330 CeedCallBackend(CeedOperatorGetData(op, &impl)); 331 const CeedInt blk_size = 8; 332 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 333 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 334 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 335 CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); 336 CeedQFunction qf; 337 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 338 CeedOperatorField *op_input_fields, *op_output_fields; 339 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 340 CeedQFunctionField *qf_input_fields, *qf_output_fields; 341 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 342 CeedEvalMode eval_mode; 343 CeedVector vec; 344 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 345 346 // Setup 347 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 348 349 // Restriction only operator 350 if (impl->is_identity_restr_op) { 351 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[0], CEED_NOTRANSPOSE, in_vec, impl->e_vecs_full[0], request)); 352 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[1], CEED_TRANSPOSE, impl->e_vecs_full[0], out_vec, request)); 353 return CEED_ERROR_SUCCESS; 354 } 355 356 // Input Evecs and Restriction 357 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, in_vec, false, e_data_full, impl, request)); 358 359 // Output Evecs 360 for (CeedInt i = 0; i < num_output_fields; i++) { 361 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_full[i + impl->num_inputs], CEED_MEM_HOST, &e_data_full[i + num_input_fields])); 362 } 363 364 // Loop through elements 365 for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { 366 // Output pointers 367 for (CeedInt i = 0; i < num_output_fields; i++) { 368 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 369 if (eval_mode == CEED_EVAL_NONE) { 370 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 371 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][e * Q * size])); 372 } 373 } 374 375 // Input basis apply 376 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, false, e_data_full, impl)); 377 378 // Q function 379 if (!impl->is_identity_qf) { 380 CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); 381 } 382 383 // Output basis apply 384 CeedCallBackend(CeedOperatorOutputBasis_Blocked(e, Q, qf_output_fields, op_output_fields, blk_size, num_input_fields, num_output_fields, op, 385 e_data_full, impl)); 386 } 387 388 // Output restriction 389 for (CeedInt i = 0; i < num_output_fields; i++) { 390 // Restore evec 391 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_full[i + impl->num_inputs], &e_data_full[i + num_input_fields])); 392 // Get output vector 393 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 394 // Active 395 if (vec == CEED_VECTOR_ACTIVE) vec = out_vec; 396 // Restrict 397 CeedCallBackend( 398 CeedElemRestrictionApply(impl->blk_restr[i + impl->num_inputs], CEED_TRANSPOSE, impl->e_vecs_full[i + impl->num_inputs], vec, request)); 399 } 400 401 // Restore input arrays 402 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, false, e_data_full, impl)); 403 404 return CEED_ERROR_SUCCESS; 405 } 406 407 //------------------------------------------------------------------------------ 408 // Core code for assembling linear QFunction 409 //------------------------------------------------------------------------------ 410 static inline int CeedOperatorLinearAssembleQFunctionCore_Blocked(CeedOperator op, bool build_objects, CeedVector *assembled, 411 CeedElemRestriction *rstr, CeedRequest *request) { 412 CeedOperator_Blocked *impl; 413 CeedCallBackend(CeedOperatorGetData(op, &impl)); 414 const CeedInt blk_size = 8; 415 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 416 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 417 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 418 CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); 419 CeedQFunction qf; 420 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 421 CeedOperatorField *op_input_fields, *op_output_fields; 422 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 423 CeedQFunctionField *qf_input_fields, *qf_output_fields; 424 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 425 CeedVector vec, l_vec = impl->qf_l_vec; 426 CeedInt num_active_in = impl->num_active_in, num_active_out = impl->num_active_out; 427 CeedSize q_size; 428 CeedVector *active_in = impl->qf_active_in; 429 CeedScalar *a, *tmp; 430 Ceed ceed; 431 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 432 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 433 434 // Setup 435 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 436 437 // Check for identity 438 CeedCheck(!impl->is_identity_qf, ceed, CEED_ERROR_BACKEND, "Assembling identity QFunctions not supported"); 439 440 // Input Evecs and Restriction 441 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, NULL, true, e_data_full, impl, request)); 442 443 // Count number of active input fields 444 if (!num_active_in) { 445 for (CeedInt i = 0; i < num_input_fields; i++) { 446 // Get input vector 447 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 448 // Check if active input 449 if (vec == CEED_VECTOR_ACTIVE) { 450 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 451 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 452 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &tmp)); 453 CeedCallBackend(CeedRealloc(num_active_in + size, &active_in)); 454 for (CeedInt field = 0; field < size; field++) { 455 q_size = (CeedSize)Q * blk_size; 456 CeedCallBackend(CeedVectorCreate(ceed, q_size, &active_in[num_active_in + field])); 457 CeedCallBackend(CeedVectorSetArray(active_in[num_active_in + field], CEED_MEM_HOST, CEED_USE_POINTER, &tmp[field * Q * blk_size])); 458 } 459 num_active_in += size; 460 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &tmp)); 461 } 462 } 463 impl->num_active_in = num_active_in; 464 impl->qf_active_in = active_in; 465 } 466 467 // Count number of active output fields 468 if (!num_active_out) { 469 for (CeedInt i = 0; i < num_output_fields; i++) { 470 // Get output vector 471 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 472 // Check if active output 473 if (vec == CEED_VECTOR_ACTIVE) { 474 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 475 num_active_out += size; 476 } 477 } 478 impl->num_active_out = num_active_out; 479 } 480 481 // Check sizes 482 CeedCheck(num_active_in > 0 && num_active_out > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 483 484 // Setup Lvec 485 if (!l_vec) { 486 CeedSize l_size = (CeedSize)num_blks * blk_size * Q * num_active_in * num_active_out; 487 CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); 488 impl->qf_l_vec = l_vec; 489 } 490 CeedCallBackend(CeedVectorGetArrayWrite(l_vec, CEED_MEM_HOST, &a)); 491 492 // Build objects if needed 493 CeedInt strides[3] = {1, Q, num_active_in * num_active_out * Q}; 494 if (build_objects) { 495 // Create output restriction 496 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, num_active_in * num_active_out, num_active_in * num_active_out * num_elem * Q, 497 strides, rstr)); 498 // Create assembled vector 499 CeedSize l_size = (CeedSize)num_elem * Q * num_active_in * num_active_out; 500 CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); 501 } 502 503 // Loop through elements 504 for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { 505 // Input basis apply 506 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, true, e_data_full, impl)); 507 508 // Assemble QFunction 509 for (CeedInt in = 0; in < num_active_in; in++) { 510 // Set Inputs 511 CeedCallBackend(CeedVectorSetValue(active_in[in], 1.0)); 512 if (num_active_in > 1) { 513 CeedCallBackend(CeedVectorSetValue(active_in[(in + num_active_in - 1) % num_active_in], 0.0)); 514 } 515 // Set Outputs 516 for (CeedInt out = 0; out < num_output_fields; out++) { 517 // Get output vector 518 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 519 // Check if active output 520 if (vec == CEED_VECTOR_ACTIVE) { 521 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, a)); 522 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &size)); 523 a += size * Q * blk_size; // Advance the pointer by the size of the output 524 } 525 } 526 // Apply QFunction 527 CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); 528 } 529 } 530 531 // Un-set output Qvecs to prevent accidental overwrite of Assembled 532 for (CeedInt out = 0; out < num_output_fields; out++) { 533 // Get output vector 534 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 535 // Check if active output 536 if (vec == CEED_VECTOR_ACTIVE) { 537 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_COPY_VALUES, NULL)); 538 } 539 } 540 541 // Restore input arrays 542 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, true, e_data_full, impl)); 543 544 // Output blocked restriction 545 CeedCallBackend(CeedVectorRestoreArray(l_vec, &a)); 546 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 547 CeedElemRestriction blk_rstr = impl->qf_blk_rstr; 548 if (!impl->qf_blk_rstr) { 549 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, blk_size, num_active_in * num_active_out, 550 num_active_in * num_active_out * num_elem * Q, strides, &blk_rstr)); 551 impl->qf_blk_rstr = blk_rstr; 552 } 553 CeedCallBackend(CeedElemRestrictionApply(blk_rstr, CEED_TRANSPOSE, l_vec, *assembled, request)); 554 555 return CEED_ERROR_SUCCESS; 556 } 557 558 //------------------------------------------------------------------------------ 559 // Assemble Linear QFunction 560 //------------------------------------------------------------------------------ 561 static int CeedOperatorLinearAssembleQFunction_Blocked(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 562 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, true, assembled, rstr, request); 563 } 564 565 //------------------------------------------------------------------------------ 566 // Update Assembled Linear QFunction 567 //------------------------------------------------------------------------------ 568 static int CeedOperatorLinearAssembleQFunctionUpdate_Blocked(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 569 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, false, &assembled, &rstr, request); 570 } 571 572 //------------------------------------------------------------------------------ 573 // Operator Destroy 574 //------------------------------------------------------------------------------ 575 static int CeedOperatorDestroy_Blocked(CeedOperator op) { 576 CeedOperator_Blocked *impl; 577 CeedCallBackend(CeedOperatorGetData(op, &impl)); 578 579 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 580 CeedCallBackend(CeedElemRestrictionDestroy(&impl->blk_restr[i])); 581 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); 582 } 583 CeedCallBackend(CeedFree(&impl->blk_restr)); 584 CeedCallBackend(CeedFree(&impl->e_vecs_full)); 585 CeedCallBackend(CeedFree(&impl->input_states)); 586 587 for (CeedInt i = 0; i < impl->num_inputs; i++) { 588 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); 589 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 590 } 591 CeedCallBackend(CeedFree(&impl->e_vecs_in)); 592 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 593 594 for (CeedInt i = 0; i < impl->num_outputs; i++) { 595 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); 596 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 597 } 598 CeedCallBackend(CeedFree(&impl->e_vecs_out)); 599 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 600 601 // QFunction assembly data 602 for (CeedInt i = 0; i < impl->num_active_in; i++) { 603 CeedCallBackend(CeedVectorDestroy(&impl->qf_active_in[i])); 604 } 605 CeedCallBackend(CeedFree(&impl->qf_active_in)); 606 CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); 607 CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_blk_rstr)); 608 609 CeedCallBackend(CeedFree(&impl)); 610 return CEED_ERROR_SUCCESS; 611 } 612 613 //------------------------------------------------------------------------------ 614 // Operator Create 615 //------------------------------------------------------------------------------ 616 int CeedOperatorCreate_Blocked(CeedOperator op) { 617 Ceed ceed; 618 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 619 CeedOperator_Blocked *impl; 620 621 CeedCallBackend(CeedCalloc(1, &impl)); 622 CeedCallBackend(CeedOperatorSetData(op, impl)); 623 624 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Blocked)); 625 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Blocked)); 626 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Blocked)); 627 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Blocked)); 628 return CEED_ERROR_SUCCESS; 629 } 630 631 //------------------------------------------------------------------------------ 632