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 <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 blk_size, CeedElemRestriction *blk_restr, 20 CeedVector *e_vecs_full, CeedVector *e_vecs, CeedVector *q_vecs, CeedInt start_e, CeedInt num_fields, 21 CeedInt Q) { 22 CeedInt num_comp, size, P; 23 CeedSize e_size, q_size; 24 Ceed ceed; 25 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 26 CeedBasis basis; 27 CeedElemRestriction r; 28 CeedOperatorField *op_fields; 29 CeedQFunctionField *qf_fields; 30 if (is_input) { 31 CeedCallBackend(CeedOperatorGetFields(op, NULL, &op_fields, NULL, NULL)); 32 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL)); 33 } else { 34 CeedCallBackend(CeedOperatorGetFields(op, NULL, NULL, NULL, &op_fields)); 35 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields)); 36 } 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 Ceed ceed; 46 CeedCallBackend(CeedElemRestrictionGetCeed(r, &ceed)); 47 CeedSize l_size; 48 CeedInt num_elem, elem_size, comp_stride; 49 CeedCallBackend(CeedElemRestrictionGetNumElements(r, &num_elem)); 50 CeedCallBackend(CeedElemRestrictionGetElementSize(r, &elem_size)); 51 CeedCallBackend(CeedElemRestrictionGetLVectorSize(r, &l_size)); 52 CeedCallBackend(CeedElemRestrictionGetNumComponents(r, &num_comp)); 53 54 bool strided; 55 CeedCallBackend(CeedElemRestrictionIsStrided(r, &strided)); 56 if (strided) { 57 CeedInt strides[3]; 58 CeedCallBackend(CeedElemRestrictionGetStrides(r, &strides)); 59 CeedCallBackend( 60 CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, elem_size, blk_size, num_comp, l_size, strides, &blk_restr[i + start_e])); 61 } else { 62 const CeedInt *offsets = NULL; 63 CeedCallBackend(CeedElemRestrictionGetOffsets(r, CEED_MEM_HOST, &offsets)); 64 CeedCallBackend(CeedElemRestrictionGetCompStride(r, &comp_stride)); 65 CeedCallBackend(CeedElemRestrictionCreateBlocked(ceed, num_elem, elem_size, blk_size, num_comp, comp_stride, l_size, CEED_MEM_HOST, 66 CEED_COPY_VALUES, offsets, &blk_restr[i + start_e])); 67 CeedCallBackend(CeedElemRestrictionRestoreOffsets(r, &offsets)); 68 } 69 CeedCallBackend(CeedElemRestrictionCreateVector(blk_restr[i + start_e], NULL, &e_vecs_full[i + start_e])); 70 } 71 72 switch (eval_mode) { 73 case CEED_EVAL_NONE: 74 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 75 e_size = (CeedSize)Q * size * blk_size; 76 CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); 77 q_size = (CeedSize)Q * size * blk_size; 78 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 79 break; 80 case CEED_EVAL_INTERP: 81 case CEED_EVAL_GRAD: 82 case CEED_EVAL_DIV: 83 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 84 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 85 CeedCallBackend(CeedBasisGetNumNodes(basis, &P)); 86 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 87 e_size = (CeedSize)P * num_comp * blk_size; 88 CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); 89 q_size = (CeedSize)Q * size * blk_size; 90 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 91 break; 92 case CEED_EVAL_WEIGHT: // Only on input fields 93 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 94 q_size = (CeedSize)Q * blk_size; 95 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 96 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i])); 97 break; 98 case CEED_EVAL_CURL: 99 break; // Not implemented 100 } 101 if (is_input && !!e_vecs[i]) { 102 CeedCallBackend(CeedVectorSetArray(e_vecs[i], CEED_MEM_HOST, CEED_COPY_VALUES, NULL)); 103 } 104 } 105 return CEED_ERROR_SUCCESS; 106 } 107 108 //------------------------------------------------------------------------------ 109 // Setup Operator 110 //------------------------------------------------------------------------------ 111 static int CeedOperatorSetup_Opt(CeedOperator op) { 112 bool is_setup_done; 113 CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); 114 if (is_setup_done) return CEED_ERROR_SUCCESS; 115 Ceed ceed; 116 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 117 Ceed_Opt *ceed_impl; 118 CeedCallBackend(CeedGetData(ceed, &ceed_impl)); 119 const CeedInt blk_size = ceed_impl->blk_size; 120 CeedOperator_Opt *impl; 121 CeedCallBackend(CeedOperatorGetData(op, &impl)); 122 CeedQFunction qf; 123 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 124 CeedInt Q, num_input_fields, num_output_fields; 125 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 126 CeedCallBackend(CeedQFunctionIsIdentity(qf, &impl->is_identity_qf)); 127 CeedOperatorField *op_input_fields, *op_output_fields; 128 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 129 CeedQFunctionField *qf_input_fields, *qf_output_fields; 130 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 131 132 // Allocate 133 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->blk_restr)); 134 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full)); 135 136 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->input_states)); 137 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in)); 138 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out)); 139 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); 140 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); 141 142 impl->num_inputs = num_input_fields; 143 impl->num_outputs = num_output_fields; 144 145 // Set up infield and outfield pointer arrays 146 // Infields 147 CeedCallBackend(CeedOperatorSetupFields_Opt(qf, op, true, blk_size, impl->blk_restr, impl->e_vecs_full, impl->e_vecs_in, impl->q_vecs_in, 0, 148 num_input_fields, Q)); 149 // Outfields 150 CeedCallBackend(CeedOperatorSetupFields_Opt(qf, op, false, blk_size, impl->blk_restr, impl->e_vecs_full, impl->e_vecs_out, impl->q_vecs_out, 151 num_input_fields, num_output_fields, Q)); 152 153 // Identity QFunctions 154 if (impl->is_identity_qf) { 155 CeedEvalMode in_mode, out_mode; 156 CeedQFunctionField *in_fields, *out_fields; 157 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields)); 158 CeedCallBackend(CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode)); 159 CeedCallBackend(CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode)); 160 161 if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { 162 impl->is_identity_restr_op = true; 163 } else { 164 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[0])); 165 impl->q_vecs_out[0] = impl->q_vecs_in[0]; 166 CeedCallBackend(CeedVectorAddReference(impl->q_vecs_in[0])); 167 } 168 } 169 170 CeedCallBackend(CeedOperatorSetSetupDone(op)); 171 172 return CEED_ERROR_SUCCESS; 173 } 174 175 //------------------------------------------------------------------------------ 176 // Setup Input Fields 177 //------------------------------------------------------------------------------ 178 static inline int CeedOperatorSetupInputs_Opt(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 179 CeedVector in_vec, CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Opt *impl, 180 CeedRequest *request) { 181 CeedEvalMode eval_mode; 182 CeedVector vec; 183 uint64_t state; 184 185 for (CeedInt i = 0; i < num_input_fields; i++) { 186 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 187 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 188 } else { 189 // Get input vector 190 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 191 if (vec != CEED_VECTOR_ACTIVE) { 192 // Restrict 193 CeedCallBackend(CeedVectorGetState(vec, &state)); 194 if (state != impl->input_states[i]) { 195 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); 196 impl->input_states[i] = state; 197 } 198 // Get evec 199 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data[i])); 200 } else { 201 // Set Qvec for CEED_EVAL_NONE 202 if (eval_mode == CEED_EVAL_NONE) { 203 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_in[i], CEED_MEM_HOST, (const CeedScalar **)&e_data[i])); 204 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, e_data[i])); 205 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_in[i], (const CeedScalar **)&e_data[i])); 206 } 207 } 208 } 209 } 210 return CEED_ERROR_SUCCESS; 211 } 212 213 //------------------------------------------------------------------------------ 214 // Input Basis Action 215 //------------------------------------------------------------------------------ 216 static inline int CeedOperatorInputBasis_Opt(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 217 CeedInt num_input_fields, CeedInt blk_size, CeedVector in_vec, bool skip_active, 218 CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Opt *impl, CeedRequest *request) { 219 CeedInt elem_size, size, num_comp; 220 CeedElemRestriction elem_restr; 221 CeedEvalMode eval_mode; 222 CeedBasis basis; 223 CeedVector vec; 224 225 for (CeedInt i = 0; i < num_input_fields; i++) { 226 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 227 // Skip active input 228 if (skip_active) { 229 if (vec == CEED_VECTOR_ACTIVE) continue; 230 } 231 232 CeedInt active_in = 0; 233 // Get elem_size, eval_mode, size 234 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_restr)); 235 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_restr, &elem_size)); 236 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 237 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 238 // Restrict block active input 239 if (vec == CEED_VECTOR_ACTIVE) { 240 CeedCallBackend(CeedElemRestrictionApplyBlock(impl->blk_restr[i], e / blk_size, CEED_NOTRANSPOSE, in_vec, impl->e_vecs_in[i], request)); 241 active_in = 1; 242 } 243 // Basis action 244 switch (eval_mode) { 245 case CEED_EVAL_NONE: 246 if (!active_in) { 247 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data[i][e * Q * size])); 248 } 249 break; 250 case CEED_EVAL_INTERP: 251 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 252 if (!active_in) { 253 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 254 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data[i][e * elem_size * num_comp])); 255 } 256 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_INTERP, impl->e_vecs_in[i], impl->q_vecs_in[i])); 257 break; 258 case CEED_EVAL_GRAD: 259 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 260 if (!active_in) { 261 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 262 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data[i][e * elem_size * num_comp])); 263 } 264 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_GRAD, impl->e_vecs_in[i], impl->q_vecs_in[i])); 265 break; 266 case CEED_EVAL_DIV: 267 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 268 if (!active_in) { 269 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 270 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data[i][e * elem_size * num_comp])); 271 } 272 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_DIV, impl->e_vecs_in[i], impl->q_vecs_in[i])); 273 break; 274 case CEED_EVAL_WEIGHT: 275 break; // No action 276 // LCOV_EXCL_START 277 case CEED_EVAL_CURL: { 278 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 279 Ceed ceed; 280 CeedCallBackend(CeedBasisGetCeed(basis, &ceed)); 281 return CeedError(ceed, CEED_ERROR_BACKEND, "Ceed evaluation mode not implemented"); 282 // LCOV_EXCL_STOP 283 } 284 } 285 } 286 return CEED_ERROR_SUCCESS; 287 } 288 289 //------------------------------------------------------------------------------ 290 // Output Basis Action 291 //------------------------------------------------------------------------------ 292 static inline int CeedOperatorOutputBasis_Opt(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 293 CeedInt blk_size, CeedInt num_input_fields, CeedInt num_output_fields, CeedOperator op, 294 CeedVector out_vec, CeedOperator_Opt *impl, CeedRequest *request) { 295 CeedElemRestriction elem_restr; 296 CeedEvalMode eval_mode; 297 CeedBasis basis; 298 CeedVector vec; 299 300 for (CeedInt i = 0; i < num_output_fields; i++) { 301 // Get elem_size, eval_mode, size 302 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_restr)); 303 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 304 // Basis action 305 switch (eval_mode) { 306 case CEED_EVAL_NONE: 307 break; // No action 308 case CEED_EVAL_INTERP: 309 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 310 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, CEED_EVAL_INTERP, impl->q_vecs_out[i], impl->e_vecs_out[i])); 311 break; 312 case CEED_EVAL_GRAD: 313 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 314 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, CEED_EVAL_GRAD, impl->q_vecs_out[i], impl->e_vecs_out[i])); 315 break; 316 case CEED_EVAL_DIV: 317 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 318 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, CEED_EVAL_DIV, impl->q_vecs_out[i], impl->e_vecs_out[i])); 319 break; 320 // LCOV_EXCL_START 321 case CEED_EVAL_WEIGHT: { 322 Ceed ceed; 323 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 324 return CeedError(ceed, CEED_ERROR_BACKEND, 325 "CEED_EVAL_WEIGHT cannot be an output " 326 "evaluation mode"); 327 } 328 case CEED_EVAL_CURL: { 329 Ceed ceed; 330 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 331 return CeedError(ceed, CEED_ERROR_BACKEND, "Ceed evaluation mode not implemented"); 332 // LCOV_EXCL_STOP 333 } 334 } 335 // Restrict output block 336 // Get output vector 337 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 338 if (vec == CEED_VECTOR_ACTIVE) vec = out_vec; 339 // Restrict 340 CeedCallBackend( 341 CeedElemRestrictionApplyBlock(impl->blk_restr[i + impl->num_inputs], e / blk_size, CEED_TRANSPOSE, impl->e_vecs_out[i], vec, request)); 342 } 343 return CEED_ERROR_SUCCESS; 344 } 345 346 //------------------------------------------------------------------------------ 347 // Restore Input Vectors 348 //------------------------------------------------------------------------------ 349 static inline int CeedOperatorRestoreInputs_Opt(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 350 CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Opt *impl) { 351 for (CeedInt i = 0; i < num_input_fields; i++) { 352 CeedEvalMode eval_mode; 353 CeedVector vec; 354 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 355 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 356 if (eval_mode != CEED_EVAL_WEIGHT && vec != CEED_VECTOR_ACTIVE) { 357 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data[i])); 358 } 359 } 360 return CEED_ERROR_SUCCESS; 361 } 362 363 //------------------------------------------------------------------------------ 364 // Operator Apply 365 //------------------------------------------------------------------------------ 366 static int CeedOperatorApplyAdd_Opt(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 367 Ceed ceed; 368 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 369 Ceed_Opt *ceed_impl; 370 CeedCallBackend(CeedGetData(ceed, &ceed_impl)); 371 CeedInt blk_size = ceed_impl->blk_size; 372 CeedOperator_Opt *impl; 373 CeedCallBackend(CeedOperatorGetData(op, &impl)); 374 CeedInt Q, num_input_fields, num_output_fields, num_elem; 375 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 376 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 377 CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); 378 CeedQFunction qf; 379 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 380 CeedOperatorField *op_input_fields, *op_output_fields; 381 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 382 CeedQFunctionField *qf_input_fields, *qf_output_fields; 383 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 384 CeedEvalMode eval_mode; 385 CeedScalar *e_data[2 * CEED_FIELD_MAX] = {0}; 386 387 // Setup 388 CeedCallBackend(CeedOperatorSetup_Opt(op)); 389 390 // Restriction only operator 391 if (impl->is_identity_restr_op) { 392 for (CeedInt b = 0; b < num_blks; b++) { 393 CeedCallBackend(CeedElemRestrictionApplyBlock(impl->blk_restr[0], b, CEED_NOTRANSPOSE, in_vec, impl->e_vecs_in[0], request)); 394 CeedCallBackend(CeedElemRestrictionApplyBlock(impl->blk_restr[1], b, CEED_TRANSPOSE, impl->e_vecs_in[0], out_vec, request)); 395 } 396 return CEED_ERROR_SUCCESS; 397 } 398 399 // Input Evecs and Restriction 400 CeedCallBackend(CeedOperatorSetupInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, in_vec, e_data, impl, request)); 401 402 // Output Lvecs, Evecs, and Qvecs 403 for (CeedInt i = 0; i < num_output_fields; i++) { 404 // Set Qvec if needed 405 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 406 if (eval_mode == CEED_EVAL_NONE) { 407 // Set qvec to single block evec 408 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_out[i], CEED_MEM_HOST, &e_data[i + num_input_fields])); 409 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, e_data[i + num_input_fields])); 410 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_out[i], &e_data[i + num_input_fields])); 411 } 412 } 413 414 // Loop through elements 415 for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { 416 // Input basis apply 417 CeedCallBackend( 418 CeedOperatorInputBasis_Opt(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, in_vec, false, e_data, impl, request)); 419 420 // Q function 421 if (!impl->is_identity_qf) { 422 CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); 423 } 424 425 // Output basis apply and restrict 426 CeedCallBackend(CeedOperatorOutputBasis_Opt(e, Q, qf_output_fields, op_output_fields, blk_size, num_input_fields, num_output_fields, op, out_vec, 427 impl, request)); 428 } 429 430 // Restore input arrays 431 CeedCallBackend(CeedOperatorRestoreInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, e_data, impl)); 432 433 return CEED_ERROR_SUCCESS; 434 } 435 436 //------------------------------------------------------------------------------ 437 // Core code for linear QFunction assembly 438 //------------------------------------------------------------------------------ 439 static inline int CeedOperatorLinearAssembleQFunctionCore_Opt(CeedOperator op, bool build_objects, CeedVector *assembled, CeedElemRestriction *rstr, 440 CeedRequest *request) { 441 Ceed ceed; 442 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 443 Ceed_Opt *ceed_impl; 444 CeedCallBackend(CeedGetData(ceed, &ceed_impl)); 445 const CeedInt blk_size = ceed_impl->blk_size; 446 CeedSize q_size; 447 CeedOperator_Opt *impl; 448 CeedCallBackend(CeedOperatorGetData(op, &impl)); 449 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 450 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 451 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 452 CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); 453 CeedQFunction qf; 454 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 455 CeedOperatorField *op_input_fields, *op_output_fields; 456 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 457 CeedQFunctionField *qf_input_fields, *qf_output_fields; 458 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 459 CeedVector vec, l_vec = impl->qf_l_vec; 460 CeedInt num_active_in = impl->num_active_in, num_active_out = impl->num_active_out; 461 CeedVector *active_in = impl->qf_active_in; 462 CeedScalar *a, *tmp; 463 CeedScalar *e_data[2 * CEED_FIELD_MAX] = {0}; 464 465 // Setup 466 CeedCallBackend(CeedOperatorSetup_Opt(op)); 467 468 // Check for identity 469 if (impl->is_identity_qf) { 470 // LCOV_EXCL_START 471 return CeedError(ceed, CEED_ERROR_BACKEND, "Assembling identity qfunctions not supported"); 472 // LCOV_EXCL_STOP 473 } 474 475 // Input Evecs and Restriction 476 CeedCallBackend(CeedOperatorSetupInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, NULL, e_data, impl, request)); 477 478 // Count number of active input fields 479 if (!num_active_in) { 480 for (CeedInt i = 0; i < num_input_fields; i++) { 481 // Get input vector 482 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 483 // Check if active input 484 if (vec == CEED_VECTOR_ACTIVE) { 485 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 486 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 487 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &tmp)); 488 CeedCallBackend(CeedRealloc(num_active_in + size, &active_in)); 489 for (CeedInt field = 0; field < size; field++) { 490 q_size = (CeedSize)Q * blk_size; 491 CeedCallBackend(CeedVectorCreate(ceed, q_size, &active_in[num_active_in + field])); 492 CeedCallBackend(CeedVectorSetArray(active_in[num_active_in + field], CEED_MEM_HOST, CEED_USE_POINTER, &tmp[field * Q * blk_size])); 493 } 494 num_active_in += size; 495 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &tmp)); 496 } 497 } 498 impl->num_active_in = num_active_in; 499 impl->qf_active_in = active_in; 500 } 501 502 // Count number of active output fields 503 if (!num_active_out) { 504 for (CeedInt i = 0; i < num_output_fields; i++) { 505 // Get output vector 506 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 507 // Check if active output 508 if (vec == CEED_VECTOR_ACTIVE) { 509 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 510 num_active_out += size; 511 } 512 } 513 impl->num_active_out = num_active_out; 514 } 515 516 // Check sizes 517 if (!num_active_in || !num_active_out) { 518 // LCOV_EXCL_START 519 return CeedError(ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 520 // LCOV_EXCL_STOP 521 } 522 523 // Setup l_vec 524 if (!l_vec) { 525 CeedSize l_size = (CeedSize)blk_size * Q * num_active_in * num_active_out; 526 CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); 527 CeedCallBackend(CeedVectorSetValue(l_vec, 0.0)); 528 impl->qf_l_vec = l_vec; 529 } 530 531 // Build objects if needed 532 CeedInt strides[3] = {1, Q, num_active_in * num_active_out * Q}; 533 if (build_objects) { 534 // Create output restriction 535 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, num_active_in * num_active_out, num_active_in * num_active_out * num_elem * Q, 536 strides, rstr)); 537 // Create assembled vector 538 CeedSize l_size = (CeedSize)num_elem * Q * num_active_in * num_active_out; 539 CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); 540 } 541 542 // Output blocked restriction 543 CeedElemRestriction blk_rstr = impl->qf_blk_rstr; 544 if (!blk_rstr) { 545 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, blk_size, num_active_in * num_active_out, 546 num_active_in * num_active_out * num_elem * Q, strides, &blk_rstr)); 547 impl->qf_blk_rstr = blk_rstr; 548 } 549 550 // Loop through elements 551 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 552 for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { 553 CeedCallBackend(CeedVectorGetArray(l_vec, CEED_MEM_HOST, &a)); 554 555 // Input basis apply 556 CeedCallBackend( 557 CeedOperatorInputBasis_Opt(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, NULL, true, e_data, impl, request)); 558 559 // Assemble QFunction 560 for (CeedInt in = 0; in < num_active_in; in++) { 561 // Set Inputs 562 CeedCallBackend(CeedVectorSetValue(active_in[in], 1.0)); 563 if (num_active_in > 1) { 564 CeedCallBackend(CeedVectorSetValue(active_in[(in + num_active_in - 1) % num_active_in], 0.0)); 565 } 566 // Set Outputs 567 for (CeedInt out = 0; out < num_output_fields; out++) { 568 // Get output vector 569 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 570 // Check if active output 571 if (vec == CEED_VECTOR_ACTIVE) { 572 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, a)); 573 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &size)); 574 a += size * Q * blk_size; // Advance the pointer by the size of the output 575 } 576 } 577 // Apply QFunction 578 CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); 579 } 580 581 // Assemble into assembled vector 582 CeedCallBackend(CeedVectorRestoreArray(l_vec, &a)); 583 CeedCallBackend(CeedElemRestrictionApplyBlock(blk_rstr, e / blk_size, CEED_TRANSPOSE, l_vec, *assembled, request)); 584 } 585 586 // Un-set output Qvecs to prevent accidental overwrite of Assembled 587 for (CeedInt out = 0; out < num_output_fields; out++) { 588 // Get output vector 589 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 590 // Check if active output 591 if (vec == CEED_VECTOR_ACTIVE) { 592 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_COPY_VALUES, NULL)); 593 } 594 } 595 596 // Restore input arrays 597 CeedCallBackend(CeedOperatorRestoreInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, e_data, impl)); 598 599 return CEED_ERROR_SUCCESS; 600 } 601 602 //------------------------------------------------------------------------------ 603 // Assemble Linear QFunction 604 //------------------------------------------------------------------------------ 605 static int CeedOperatorLinearAssembleQFunction_Opt(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 606 return CeedOperatorLinearAssembleQFunctionCore_Opt(op, true, assembled, rstr, request); 607 } 608 609 //------------------------------------------------------------------------------ 610 // Update Assembled Linear QFunction 611 //------------------------------------------------------------------------------ 612 static int CeedOperatorLinearAssembleQFunctionUpdate_Opt(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 613 return CeedOperatorLinearAssembleQFunctionCore_Opt(op, false, &assembled, &rstr, request); 614 } 615 616 //------------------------------------------------------------------------------ 617 // Operator Destroy 618 //------------------------------------------------------------------------------ 619 static int CeedOperatorDestroy_Opt(CeedOperator op) { 620 CeedOperator_Opt *impl; 621 CeedCallBackend(CeedOperatorGetData(op, &impl)); 622 623 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 624 CeedCallBackend(CeedElemRestrictionDestroy(&impl->blk_restr[i])); 625 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); 626 } 627 CeedCallBackend(CeedFree(&impl->blk_restr)); 628 CeedCallBackend(CeedFree(&impl->e_vecs_full)); 629 CeedCallBackend(CeedFree(&impl->input_states)); 630 631 for (CeedInt i = 0; i < impl->num_inputs; i++) { 632 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); 633 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 634 } 635 CeedCallBackend(CeedFree(&impl->e_vecs_in)); 636 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 637 638 for (CeedInt i = 0; i < impl->num_outputs; i++) { 639 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); 640 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 641 } 642 CeedCallBackend(CeedFree(&impl->e_vecs_out)); 643 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 644 645 // QFunction assembly data 646 for (CeedInt i = 0; i < impl->num_active_in; i++) { 647 CeedCallBackend(CeedVectorDestroy(&impl->qf_active_in[i])); 648 } 649 CeedCallBackend(CeedFree(&impl->qf_active_in)); 650 CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); 651 CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_blk_rstr)); 652 653 CeedCallBackend(CeedFree(&impl)); 654 return CEED_ERROR_SUCCESS; 655 } 656 657 //------------------------------------------------------------------------------ 658 // Operator Create 659 //------------------------------------------------------------------------------ 660 int CeedOperatorCreate_Opt(CeedOperator op) { 661 Ceed ceed; 662 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 663 Ceed_Opt *ceed_impl; 664 CeedCallBackend(CeedGetData(ceed, &ceed_impl)); 665 CeedInt blk_size = ceed_impl->blk_size; 666 CeedOperator_Opt *impl; 667 668 CeedCallBackend(CeedCalloc(1, &impl)); 669 CeedCallBackend(CeedOperatorSetData(op, impl)); 670 671 if (blk_size != 1 && blk_size != 8) { 672 // LCOV_EXCL_START 673 return CeedError(ceed, CEED_ERROR_BACKEND, "Opt backend cannot use blocksize: %" CeedInt_FMT, blk_size); 674 // LCOV_EXCL_STOP 675 } 676 677 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Opt)); 678 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Opt)); 679 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Opt)); 680 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Opt)); 681 return CEED_ERROR_SUCCESS; 682 } 683 //------------------------------------------------------------------------------ 684