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 <stdint.h> 12 #include <string.h> 13 14 #include "ceed-opt.h" 15 16 //------------------------------------------------------------------------------ 17 // Setup Input/Output Fields 18 //------------------------------------------------------------------------------ 19 static int CeedOperatorSetupFields_Opt(CeedQFunction qf, CeedOperator op, bool is_input, const CeedInt block_size, CeedElemRestriction *block_rstr, 20 CeedVector *e_vecs_full, CeedVector *e_vecs, CeedVector *q_vecs, CeedInt start_e, CeedInt num_fields, 21 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 e_size = (CeedSize)Q * size * block_size; 115 CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); 116 q_size = (CeedSize)Q * size * block_size; 117 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 118 break; 119 case CEED_EVAL_INTERP: 120 case CEED_EVAL_GRAD: 121 case CEED_EVAL_DIV: 122 case CEED_EVAL_CURL: 123 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 124 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 125 CeedCallBackend(CeedBasisGetNumNodes(basis, &P)); 126 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 127 e_size = (CeedSize)P * num_comp * block_size; 128 CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); 129 q_size = (CeedSize)Q * size * block_size; 130 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 131 break; 132 case CEED_EVAL_WEIGHT: // Only on input fields 133 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 134 q_size = (CeedSize)Q * block_size; 135 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 136 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_NOTRANSPOSE, CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i])); 137 break; 138 } 139 // Initialize E-vec arrays 140 if (e_vecs[i]) CeedCallBackend(CeedVectorSetValue(e_vecs[i], 0.0)); 141 } 142 // Drop duplicate input restrictions 143 if (is_input) { 144 for (CeedInt i = 0; i < num_fields; i++) { 145 CeedVector vec_i; 146 CeedElemRestriction rstr_i; 147 148 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[i], &vec_i)); 149 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &rstr_i)); 150 for (CeedInt j = i + 1; j < num_fields; j++) { 151 CeedVector vec_j; 152 CeedElemRestriction rstr_j; 153 154 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[j], &vec_j)); 155 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[j], &rstr_j)); 156 if (vec_i == vec_j && rstr_i == rstr_j) { 157 CeedCallBackend(CeedVectorReferenceCopy(e_vecs[i], &e_vecs[j])); 158 CeedCallBackend(CeedVectorReferenceCopy(e_vecs_full[i], &e_vecs_full[j])); 159 CeedCallBackend(CeedElemRestrictionDestroy(&block_rstr[j])); 160 } 161 } 162 } 163 } 164 return CEED_ERROR_SUCCESS; 165 } 166 167 //------------------------------------------------------------------------------ 168 // Setup Operator 169 //------------------------------------------------------------------------------ 170 static int CeedOperatorSetup_Opt(CeedOperator op) { 171 bool is_setup_done; 172 Ceed ceed; 173 Ceed_Opt *ceed_impl; 174 CeedInt Q, num_input_fields, num_output_fields; 175 CeedQFunctionField *qf_input_fields, *qf_output_fields; 176 CeedQFunction qf; 177 CeedOperatorField *op_input_fields, *op_output_fields; 178 CeedOperator_Opt *impl; 179 180 CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); 181 if (is_setup_done) return CEED_ERROR_SUCCESS; 182 183 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 184 CeedCallBackend(CeedGetData(ceed, &ceed_impl)); 185 CeedCallBackend(CeedOperatorGetData(op, &impl)); 186 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 187 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 188 CeedCallBackend(CeedQFunctionIsIdentity(qf, &impl->is_identity_qf)); 189 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 190 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 191 const CeedInt block_size = ceed_impl->block_size; 192 193 // Allocate 194 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->block_rstr)); 195 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full)); 196 197 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->input_states)); 198 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in)); 199 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out)); 200 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); 201 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); 202 203 impl->num_inputs = num_input_fields; 204 impl->num_outputs = num_output_fields; 205 206 // Set up infield and outfield pointer arrays 207 // Infields 208 CeedCallBackend(CeedOperatorSetupFields_Opt(qf, op, true, block_size, impl->block_rstr, impl->e_vecs_full, impl->e_vecs_in, impl->q_vecs_in, 0, 209 num_input_fields, Q)); 210 // Outfields 211 CeedCallBackend(CeedOperatorSetupFields_Opt(qf, op, false, block_size, impl->block_rstr, impl->e_vecs_full, impl->e_vecs_out, impl->q_vecs_out, 212 num_input_fields, num_output_fields, Q)); 213 214 // Identity QFunctions 215 if (impl->is_identity_qf) { 216 CeedEvalMode in_mode, out_mode; 217 CeedQFunctionField *in_fields, *out_fields; 218 219 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields)); 220 CeedCallBackend(CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode)); 221 CeedCallBackend(CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode)); 222 223 if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { 224 impl->is_identity_rstr_op = true; 225 } else { 226 CeedCallBackend(CeedVectorReferenceCopy(impl->q_vecs_in[0], &impl->q_vecs_out[0])); 227 } 228 } 229 230 CeedCallBackend(CeedOperatorSetSetupDone(op)); 231 return CEED_ERROR_SUCCESS; 232 } 233 234 //------------------------------------------------------------------------------ 235 // Setup Input Fields 236 //------------------------------------------------------------------------------ 237 static inline int CeedOperatorSetupInputs_Opt(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 238 CeedVector in_vec, CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Opt *impl, 239 CeedRequest *request) { 240 for (CeedInt i = 0; i < num_input_fields; i++) { 241 CeedEvalMode eval_mode; 242 243 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 244 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 245 } else { 246 uint64_t state; 247 CeedVector vec; 248 249 // Get input vector 250 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 251 if (vec != CEED_VECTOR_ACTIVE) { 252 // Restrict 253 CeedCallBackend(CeedVectorGetState(vec, &state)); 254 if (state != impl->input_states[i] && impl->block_rstr[i]) { 255 CeedCallBackend(CeedElemRestrictionApply(impl->block_rstr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); 256 } 257 impl->input_states[i] = state; 258 // Get evec 259 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data[i])); 260 } else { 261 // Set Qvec for CEED_EVAL_NONE 262 if (eval_mode == CEED_EVAL_NONE) { 263 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_in[i], CEED_MEM_HOST, (const CeedScalar **)&e_data[i])); 264 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, e_data[i])); 265 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_in[i], (const CeedScalar **)&e_data[i])); 266 } 267 } 268 } 269 } 270 return CEED_ERROR_SUCCESS; 271 } 272 273 //------------------------------------------------------------------------------ 274 // Input Basis Action 275 //------------------------------------------------------------------------------ 276 static inline int CeedOperatorInputBasis_Opt(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 277 CeedInt num_input_fields, CeedInt block_size, CeedVector in_vec, bool skip_active, 278 CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Opt *impl, CeedRequest *request) { 279 for (CeedInt i = 0; i < num_input_fields; i++) { 280 bool is_active_input = false; 281 CeedInt elem_size, size, num_comp; 282 CeedEvalMode eval_mode; 283 CeedVector vec; 284 CeedElemRestriction elem_rstr; 285 CeedBasis basis; 286 287 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 288 // Skip active input 289 is_active_input = vec == CEED_VECTOR_ACTIVE; 290 if (skip_active && is_active_input) continue; 291 292 // Get elem_size, eval_mode, size 293 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_rstr)); 294 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 295 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 296 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 297 // Restrict block active input 298 if (is_active_input && impl->block_rstr[i]) { 299 CeedCallBackend(CeedElemRestrictionApplyBlock(impl->block_rstr[i], e / block_size, CEED_NOTRANSPOSE, in_vec, impl->e_vecs_in[i], request)); 300 } 301 // Basis action 302 switch (eval_mode) { 303 case CEED_EVAL_NONE: 304 if (!is_active_input) { 305 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data[i][(CeedSize)e * Q * size])); 306 } 307 break; 308 case CEED_EVAL_INTERP: 309 case CEED_EVAL_GRAD: 310 case CEED_EVAL_DIV: 311 case CEED_EVAL_CURL: 312 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 313 if (!is_active_input) { 314 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 315 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data[i][(CeedSize)e * elem_size * num_comp])); 316 } 317 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_NOTRANSPOSE, eval_mode, impl->e_vecs_in[i], impl->q_vecs_in[i])); 318 break; 319 case CEED_EVAL_WEIGHT: 320 break; // No action 321 } 322 } 323 return CEED_ERROR_SUCCESS; 324 } 325 326 //------------------------------------------------------------------------------ 327 // Output Basis Action 328 //------------------------------------------------------------------------------ 329 static inline int CeedOperatorOutputBasis_Opt(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 330 CeedInt block_size, CeedInt num_input_fields, CeedInt num_output_fields, CeedOperator op, 331 CeedVector out_vec, CeedOperator_Opt *impl, CeedRequest *request) { 332 for (CeedInt i = 0; i < num_output_fields; i++) { 333 CeedEvalMode eval_mode; 334 CeedVector vec; 335 CeedElemRestriction elem_rstr; 336 CeedBasis basis; 337 338 // Get elem_size, eval_mode, size 339 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_rstr)); 340 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 341 // Basis action 342 switch (eval_mode) { 343 case CEED_EVAL_NONE: 344 break; // No action 345 case CEED_EVAL_INTERP: 346 case CEED_EVAL_GRAD: 347 case CEED_EVAL_DIV: 348 case CEED_EVAL_CURL: 349 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 350 CeedCallBackend(CeedBasisApply(basis, block_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); 351 break; 352 // LCOV_EXCL_START 353 case CEED_EVAL_WEIGHT: { 354 return CeedError(CeedOperatorReturnCeed(op), CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); 355 // LCOV_EXCL_STOP 356 } 357 } 358 // Restrict output block 359 // Get output vector 360 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 361 if (vec == CEED_VECTOR_ACTIVE) vec = out_vec; 362 // Restrict 363 CeedCallBackend( 364 CeedElemRestrictionApplyBlock(impl->block_rstr[i + impl->num_inputs], e / block_size, CEED_TRANSPOSE, impl->e_vecs_out[i], vec, request)); 365 } 366 return CEED_ERROR_SUCCESS; 367 } 368 369 //------------------------------------------------------------------------------ 370 // Restore Input Vectors 371 //------------------------------------------------------------------------------ 372 static inline int CeedOperatorRestoreInputs_Opt(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 373 CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Opt *impl) { 374 for (CeedInt i = 0; i < num_input_fields; i++) { 375 CeedEvalMode eval_mode; 376 CeedVector vec; 377 378 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 379 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 380 if (eval_mode != CEED_EVAL_WEIGHT && vec != CEED_VECTOR_ACTIVE) { 381 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data[i])); 382 } 383 } 384 return CEED_ERROR_SUCCESS; 385 } 386 387 //------------------------------------------------------------------------------ 388 // Operator Apply 389 //------------------------------------------------------------------------------ 390 static int CeedOperatorApplyAdd_Opt(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 391 Ceed ceed; 392 Ceed_Opt *ceed_impl; 393 CeedInt Q, num_input_fields, num_output_fields, num_elem; 394 CeedEvalMode eval_mode; 395 CeedScalar *e_data[2 * CEED_FIELD_MAX] = {0}; 396 CeedQFunctionField *qf_input_fields, *qf_output_fields; 397 CeedQFunction qf; 398 CeedOperatorField *op_input_fields, *op_output_fields; 399 CeedOperator_Opt *impl; 400 401 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 402 CeedCallBackend(CeedGetData(ceed, &ceed_impl)); 403 CeedCallBackend(CeedOperatorGetData(op, &impl)); 404 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 405 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 406 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 407 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 408 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 409 const CeedInt block_size = ceed_impl->block_size; 410 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 411 412 // Setup 413 CeedCallBackend(CeedOperatorSetup_Opt(op)); 414 415 // Restriction only operator 416 if (impl->is_identity_rstr_op) { 417 for (CeedInt b = 0; b < num_blocks; b++) { 418 CeedCallBackend(CeedElemRestrictionApplyBlock(impl->block_rstr[0], b, CEED_NOTRANSPOSE, in_vec, impl->e_vecs_in[0], request)); 419 CeedCallBackend(CeedElemRestrictionApplyBlock(impl->block_rstr[1], b, CEED_TRANSPOSE, impl->e_vecs_in[0], out_vec, request)); 420 } 421 return CEED_ERROR_SUCCESS; 422 } 423 424 // Input Evecs and Restriction 425 CeedCallBackend(CeedOperatorSetupInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, in_vec, e_data, impl, request)); 426 427 // Output Lvecs, Evecs, and Qvecs 428 for (CeedInt i = 0; i < num_output_fields; i++) { 429 // Set Qvec if needed 430 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 431 if (eval_mode == CEED_EVAL_NONE) { 432 // Set qvec to single block evec 433 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_out[i], CEED_MEM_HOST, &e_data[i + num_input_fields])); 434 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, e_data[i + num_input_fields])); 435 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_out[i], &e_data[i + num_input_fields])); 436 } 437 } 438 439 // Loop through elements 440 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 441 // Input basis apply 442 CeedCallBackend( 443 CeedOperatorInputBasis_Opt(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, in_vec, false, e_data, impl, request)); 444 445 // Q function 446 if (!impl->is_identity_qf) { 447 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 448 } 449 450 // Output basis apply and restriction 451 CeedCallBackend(CeedOperatorOutputBasis_Opt(e, Q, qf_output_fields, op_output_fields, block_size, num_input_fields, num_output_fields, op, 452 out_vec, impl, request)); 453 } 454 455 // Restore input arrays 456 CeedCallBackend(CeedOperatorRestoreInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, e_data, impl)); 457 return CEED_ERROR_SUCCESS; 458 } 459 460 //------------------------------------------------------------------------------ 461 // Core code for linear QFunction assembly 462 //------------------------------------------------------------------------------ 463 static inline int CeedOperatorLinearAssembleQFunctionCore_Opt(CeedOperator op, bool build_objects, CeedVector *assembled, CeedElemRestriction *rstr, 464 CeedRequest *request) { 465 Ceed ceed; 466 Ceed_Opt *ceed_impl; 467 CeedInt qf_size_in, qf_size_out, Q, num_input_fields, num_output_fields, num_elem; 468 CeedScalar *l_vec_array, *e_data[2 * CEED_FIELD_MAX] = {0}; 469 CeedQFunctionField *qf_input_fields, *qf_output_fields; 470 CeedQFunction qf; 471 CeedOperatorField *op_input_fields, *op_output_fields; 472 CeedOperator_Opt *impl; 473 474 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 475 CeedCallBackend(CeedGetData(ceed, &ceed_impl)); 476 CeedCallBackend(CeedOperatorGetData(op, &impl)); 477 qf_size_in = impl->qf_size_in; 478 qf_size_out = impl->qf_size_out; 479 480 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 481 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 482 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 483 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 484 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 485 const CeedInt block_size = ceed_impl->block_size; 486 const CeedInt num_blocks = (num_elem / block_size) + !!(num_elem % block_size); 487 CeedVector l_vec = impl->qf_l_vec; 488 CeedElemRestriction block_rstr = impl->qf_block_rstr; 489 490 // Setup 491 CeedCallBackend(CeedOperatorSetup_Opt(op)); 492 493 // Check for restriction only operator 494 CeedCheck(!impl->is_identity_rstr_op, ceed, CEED_ERROR_BACKEND, "Assembling restriction only operators is not supported"); 495 496 // Input Evecs and Restriction 497 CeedCallBackend(CeedOperatorSetupInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, NULL, e_data, impl, request)); 498 499 // Count number of active input fields 500 if (qf_size_in == 0) { 501 for (CeedInt i = 0; i < num_input_fields; i++) { 502 CeedInt field_size; 503 CeedVector vec; 504 505 // Get input vector 506 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 507 // Check if active input 508 if (vec == CEED_VECTOR_ACTIVE) { 509 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 510 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 511 qf_size_in += field_size; 512 } 513 } 514 CeedCheck(qf_size_in > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 515 impl->qf_size_in = qf_size_in; 516 } 517 518 // Count number of active output fields 519 if (qf_size_out == 0) { 520 for (CeedInt i = 0; i < num_output_fields; i++) { 521 CeedInt field_size; 522 CeedVector vec; 523 524 // Get output vector 525 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 526 // Check if active output 527 if (vec == CEED_VECTOR_ACTIVE) { 528 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &field_size)); 529 qf_size_out += field_size; 530 } 531 } 532 CeedCheck(qf_size_out > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 533 impl->qf_size_out = qf_size_out; 534 } 535 536 // Setup l_vec 537 if (!l_vec) { 538 const CeedSize l_size = (CeedSize)block_size * Q * qf_size_in * qf_size_out; 539 540 CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); 541 CeedCallBackend(CeedVectorSetValue(l_vec, 0.0)); 542 impl->qf_l_vec = l_vec; 543 } 544 545 // Output blocked restriction 546 if (!block_rstr) { 547 CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 548 549 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, block_size, qf_size_in * qf_size_out, 550 qf_size_in * qf_size_out * num_elem * Q, strides, &block_rstr)); 551 impl->qf_block_rstr = block_rstr; 552 } 553 554 // Build objects if needed 555 if (build_objects) { 556 const CeedSize l_size = (CeedSize)num_elem * Q * qf_size_in * qf_size_out; 557 CeedInt strides[3] = {1, Q, qf_size_in * qf_size_out * Q}; 558 559 // Create output restriction 560 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, qf_size_in * qf_size_out, 561 (CeedSize)qf_size_in * (CeedSize)qf_size_out * (CeedSize)num_elem * (CeedSize)Q, strides, rstr)); 562 // Create assembled vector 563 CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); 564 } 565 566 // Loop through elements 567 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 568 for (CeedInt e = 0; e < num_blocks * block_size; e += block_size) { 569 CeedCallBackend(CeedVectorGetArray(l_vec, CEED_MEM_HOST, &l_vec_array)); 570 571 // Input basis apply 572 CeedCallBackend( 573 CeedOperatorInputBasis_Opt(e, Q, qf_input_fields, op_input_fields, num_input_fields, block_size, NULL, true, e_data, impl, request)); 574 575 // Assemble QFunction 576 for (CeedInt i = 0; i < num_input_fields; i++) { 577 CeedInt field_size; 578 CeedVector vec; 579 580 // Get input vector 581 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 582 // Check if active input 583 if (vec != CEED_VECTOR_ACTIVE) continue; 584 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &field_size)); 585 for (CeedInt field = 0; field < field_size; field++) { 586 // Set current portion of input to 1.0 587 { 588 CeedScalar *array; 589 590 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 591 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 1.0; 592 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 593 } 594 595 if (!impl->is_identity_qf) { 596 // Set Outputs 597 for (CeedInt out = 0; out < num_output_fields; out++) { 598 CeedVector vec; 599 600 // Get output vector 601 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 602 // Check if active output 603 if (vec == CEED_VECTOR_ACTIVE) { 604 CeedInt field_size; 605 606 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, l_vec_array)); 607 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &field_size)); 608 l_vec_array += field_size * Q * block_size; // Advance the pointer by the size of the output 609 } 610 } 611 // Apply QFunction 612 CeedCallBackend(CeedQFunctionApply(qf, Q * block_size, impl->q_vecs_in, impl->q_vecs_out)); 613 } else { 614 CeedInt field_size; 615 const CeedScalar *array; 616 617 // Copy Identity Outputs 618 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[0], &field_size)); 619 CeedCallBackend(CeedVectorGetArrayRead(impl->q_vecs_out[0], CEED_MEM_HOST, &array)); 620 for (CeedInt j = 0; j < field_size * Q * block_size; j++) l_vec_array[j] = array[j]; 621 CeedCallBackend(CeedVectorRestoreArrayRead(impl->q_vecs_out[0], &array)); 622 l_vec_array += field_size * Q * block_size; 623 } 624 // Reset input to 0.0 625 { 626 CeedScalar *array; 627 628 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &array)); 629 for (CeedInt j = 0; j < Q * block_size; j++) array[field * Q * block_size + j] = 0.0; 630 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &array)); 631 } 632 } 633 } 634 635 // Un-set output Qvecs to prevent accidental overwrite of Assembled 636 if (!impl->is_identity_qf) { 637 for (CeedInt out = 0; out < num_output_fields; out++) { 638 CeedVector vec; 639 640 // Get output vector 641 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 642 // Check if active output 643 if (vec == CEED_VECTOR_ACTIVE && num_elem > 0) { 644 CeedCallBackend(CeedVectorTakeArray(impl->q_vecs_out[out], CEED_MEM_HOST, NULL)); 645 } 646 } 647 } 648 649 // Assemble into assembled vector 650 CeedCallBackend(CeedVectorRestoreArray(l_vec, &l_vec_array)); 651 CeedCallBackend(CeedElemRestrictionApplyBlock(block_rstr, e / block_size, CEED_TRANSPOSE, l_vec, *assembled, request)); 652 } 653 654 // Reset output Qvecs 655 for (CeedInt out = 0; out < num_output_fields; out++) { 656 CeedVector vec; 657 658 // Get output vector 659 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 660 // Initialize array if active output 661 if (vec == CEED_VECTOR_ACTIVE) CeedCallBackend(CeedVectorSetValue(impl->q_vecs_out[out], 0.0)); 662 } 663 664 // Restore input arrays 665 CeedCallBackend(CeedOperatorRestoreInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, e_data, impl)); 666 return CEED_ERROR_SUCCESS; 667 } 668 669 //------------------------------------------------------------------------------ 670 // Assemble Linear QFunction 671 //------------------------------------------------------------------------------ 672 static int CeedOperatorLinearAssembleQFunction_Opt(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 673 return CeedOperatorLinearAssembleQFunctionCore_Opt(op, true, assembled, rstr, request); 674 } 675 676 //------------------------------------------------------------------------------ 677 // Update Assembled Linear QFunction 678 //------------------------------------------------------------------------------ 679 static int CeedOperatorLinearAssembleQFunctionUpdate_Opt(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 680 return CeedOperatorLinearAssembleQFunctionCore_Opt(op, false, &assembled, &rstr, request); 681 } 682 683 //------------------------------------------------------------------------------ 684 // Operator Destroy 685 //------------------------------------------------------------------------------ 686 static int CeedOperatorDestroy_Opt(CeedOperator op) { 687 CeedOperator_Opt *impl; 688 689 CeedCallBackend(CeedOperatorGetData(op, &impl)); 690 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 691 CeedCallBackend(CeedElemRestrictionDestroy(&impl->block_rstr[i])); 692 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); 693 } 694 CeedCallBackend(CeedFree(&impl->block_rstr)); 695 CeedCallBackend(CeedFree(&impl->e_vecs_full)); 696 CeedCallBackend(CeedFree(&impl->input_states)); 697 698 for (CeedInt i = 0; i < impl->num_inputs; i++) { 699 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); 700 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 701 } 702 CeedCallBackend(CeedFree(&impl->e_vecs_in)); 703 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 704 705 for (CeedInt i = 0; i < impl->num_outputs; i++) { 706 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); 707 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 708 } 709 CeedCallBackend(CeedFree(&impl->e_vecs_out)); 710 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 711 712 // QFunction assembly data 713 CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); 714 CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_block_rstr)); 715 716 CeedCallBackend(CeedFree(&impl)); 717 return CEED_ERROR_SUCCESS; 718 } 719 720 //------------------------------------------------------------------------------ 721 // Operator Create 722 //------------------------------------------------------------------------------ 723 int CeedOperatorCreate_Opt(CeedOperator op) { 724 Ceed ceed; 725 Ceed_Opt *ceed_impl; 726 CeedOperator_Opt *impl; 727 728 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 729 CeedCallBackend(CeedGetData(ceed, &ceed_impl)); 730 const CeedInt block_size = ceed_impl->block_size; 731 732 CeedCallBackend(CeedCalloc(1, &impl)); 733 CeedCallBackend(CeedOperatorSetData(op, impl)); 734 735 CeedCheck(block_size == 1 || block_size == 8, ceed, CEED_ERROR_BACKEND, "Opt backend cannot use blocksize: %" CeedInt_FMT, block_size); 736 737 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Opt)); 738 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Opt)); 739 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Opt)); 740 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Opt)); 741 return CEED_ERROR_SUCCESS; 742 } 743 744 //------------------------------------------------------------------------------ 745