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/backend.h> 9 #include <ceed/ceed.h> 10 #include <stdbool.h> 11 #include <stddef.h> 12 #include <stdint.h> 13 14 #include "ceed-blocked.h" 15 16 //------------------------------------------------------------------------------ 17 // Setup Input/Output Fields 18 //------------------------------------------------------------------------------ 19 static int CeedOperatorSetupFields_Blocked(CeedQFunction qf, CeedOperator op, bool is_input, CeedElemRestriction *blk_restr, CeedVector *e_vecs_full, 20 CeedVector *e_vecs, CeedVector *q_vecs, CeedInt start_e, CeedInt num_fields, CeedInt Q) { 21 CeedInt num_comp, size, P; 22 CeedSize e_size, q_size; 23 Ceed ceed; 24 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 25 CeedBasis basis; 26 CeedElemRestriction r; 27 CeedOperatorField *op_fields; 28 CeedQFunctionField *qf_fields; 29 if (is_input) { 30 CeedCallBackend(CeedOperatorGetFields(op, NULL, &op_fields, NULL, NULL)); 31 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL)); 32 } else { 33 CeedCallBackend(CeedOperatorGetFields(op, NULL, NULL, NULL, &op_fields)); 34 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields)); 35 } 36 const CeedInt blk_size = 8; 37 38 // Loop over fields 39 for (CeedInt i = 0; i < num_fields; i++) { 40 CeedEvalMode eval_mode; 41 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &eval_mode)); 42 43 if (eval_mode != CEED_EVAL_WEIGHT) { 44 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &r)); 45 CeedCallBackend(CeedElemRestrictionGetCeed(r, &ceed)); 46 CeedSize l_size; 47 CeedInt num_elem, elem_size, comp_stride; 48 CeedCallBackend(CeedElemRestrictionGetNumElements(r, &num_elem)); 49 CeedCallBackend(CeedElemRestrictionGetElementSize(r, &elem_size)); 50 CeedCallBackend(CeedElemRestrictionGetLVectorSize(r, &l_size)); 51 CeedCallBackend(CeedElemRestrictionGetNumComponents(r, &num_comp)); 52 53 bool strided; 54 CeedCallBackend(CeedElemRestrictionIsStrided(r, &strided)); 55 if (strided) { 56 CeedInt strides[3]; 57 CeedCallBackend(CeedElemRestrictionGetStrides(r, &strides)); 58 CeedCallBackend( 59 CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, elem_size, blk_size, num_comp, l_size, strides, &blk_restr[i + start_e])); 60 } else { 61 const CeedInt *offsets = NULL; 62 CeedCallBackend(CeedElemRestrictionGetOffsets(r, CEED_MEM_HOST, &offsets)); 63 CeedCallBackend(CeedElemRestrictionGetCompStride(r, &comp_stride)); 64 CeedCallBackend(CeedElemRestrictionCreateBlocked(ceed, num_elem, elem_size, blk_size, num_comp, comp_stride, l_size, CEED_MEM_HOST, 65 CEED_COPY_VALUES, offsets, &blk_restr[i + start_e])); 66 CeedCallBackend(CeedElemRestrictionRestoreOffsets(r, &offsets)); 67 } 68 CeedCallBackend(CeedElemRestrictionCreateVector(blk_restr[i + start_e], NULL, &e_vecs_full[i + start_e])); 69 } 70 71 switch (eval_mode) { 72 case CEED_EVAL_NONE: 73 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 74 q_size = (CeedSize)Q * size * blk_size; 75 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 76 break; 77 case CEED_EVAL_INTERP: 78 case CEED_EVAL_GRAD: 79 case CEED_EVAL_DIV: 80 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 81 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 82 CeedCallBackend(CeedBasisGetNumNodes(basis, &P)); 83 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 84 e_size = (CeedSize)P * num_comp * blk_size; 85 CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); 86 q_size = (CeedSize)Q * size * blk_size; 87 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 88 break; 89 case CEED_EVAL_WEIGHT: // Only on input fields 90 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 91 q_size = (CeedSize)Q * blk_size; 92 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 93 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i])); 94 break; 95 case CEED_EVAL_CURL: 96 break; // Not implemented 97 } 98 } 99 return CEED_ERROR_SUCCESS; 100 } 101 102 //------------------------------------------------------------------------------ 103 // Setup Operator 104 //------------------------------------------------------------------------------ 105 static int CeedOperatorSetup_Blocked(CeedOperator op) { 106 bool is_setup_done; 107 CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); 108 if (is_setup_done) return CEED_ERROR_SUCCESS; 109 Ceed ceed; 110 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 111 CeedOperator_Blocked *impl; 112 CeedCallBackend(CeedOperatorGetData(op, &impl)); 113 CeedQFunction qf; 114 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 115 CeedInt Q, num_input_fields, num_output_fields; 116 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 117 CeedCallBackend(CeedQFunctionIsIdentity(qf, &impl->is_identity_qf)); 118 CeedOperatorField *op_input_fields, *op_output_fields; 119 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 120 CeedQFunctionField *qf_input_fields, *qf_output_fields; 121 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 122 123 // Allocate 124 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->blk_restr)); 125 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full)); 126 127 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->input_states)); 128 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in)); 129 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out)); 130 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); 131 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); 132 133 impl->num_inputs = num_input_fields; 134 impl->num_outputs = num_output_fields; 135 136 // Set up infield and outfield pointer arrays 137 // Infields 138 CeedCallBackend( 139 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)); 140 // Outfields 141 CeedCallBackend(CeedOperatorSetupFields_Blocked(qf, op, false, impl->blk_restr, impl->e_vecs_full, impl->e_vecs_out, impl->q_vecs_out, 142 num_input_fields, num_output_fields, Q)); 143 144 // Identity QFunctions 145 if (impl->is_identity_qf) { 146 CeedEvalMode in_mode, out_mode; 147 CeedQFunctionField *in_fields, *out_fields; 148 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields)); 149 CeedCallBackend(CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode)); 150 CeedCallBackend(CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode)); 151 152 if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { 153 impl->is_identity_restr_op = true; 154 } else { 155 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[0])); 156 impl->q_vecs_out[0] = impl->q_vecs_in[0]; 157 CeedCallBackend(CeedVectorAddReference(impl->q_vecs_in[0])); 158 } 159 } 160 161 CeedCallBackend(CeedOperatorSetSetupDone(op)); 162 163 return CEED_ERROR_SUCCESS; 164 } 165 166 //------------------------------------------------------------------------------ 167 // Setup Operator Inputs 168 //------------------------------------------------------------------------------ 169 static inline int CeedOperatorSetupInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 170 CeedVector in_vec, bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], 171 CeedOperator_Blocked *impl, CeedRequest *request) { 172 CeedEvalMode eval_mode; 173 CeedVector vec; 174 uint64_t state; 175 176 for (CeedInt i = 0; i < num_input_fields; i++) { 177 // Get input vector 178 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 179 if (vec == CEED_VECTOR_ACTIVE) { 180 if (skip_active) continue; 181 else vec = in_vec; 182 } 183 184 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 185 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 186 } else { 187 // Restrict 188 CeedCallBackend(CeedVectorGetState(vec, &state)); 189 if (state != impl->input_states[i] || vec == in_vec) { 190 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); 191 impl->input_states[i] = state; 192 } 193 // Get evec 194 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data_full[i])); 195 } 196 } 197 return CEED_ERROR_SUCCESS; 198 } 199 200 //------------------------------------------------------------------------------ 201 // Input Basis Action 202 //------------------------------------------------------------------------------ 203 static inline int CeedOperatorInputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 204 CeedInt num_input_fields, CeedInt blk_size, bool skip_active, 205 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 206 CeedInt elem_size, size, num_comp; 207 CeedElemRestriction elem_restr; 208 CeedEvalMode eval_mode; 209 CeedBasis basis; 210 211 for (CeedInt i = 0; i < num_input_fields; i++) { 212 // Skip active input 213 if (skip_active) { 214 CeedVector vec; 215 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 216 if (vec == CEED_VECTOR_ACTIVE) continue; 217 } 218 219 // Get elem_size, eval_mode, size 220 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_restr)); 221 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_restr, &elem_size)); 222 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 223 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 224 // Basis action 225 switch (eval_mode) { 226 case CEED_EVAL_NONE: 227 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][e * Q * size])); 228 break; 229 case CEED_EVAL_INTERP: 230 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 231 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 232 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][e * elem_size * num_comp])); 233 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_INTERP, impl->e_vecs_in[i], impl->q_vecs_in[i])); 234 break; 235 case CEED_EVAL_GRAD: 236 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 237 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 238 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][e * elem_size * num_comp])); 239 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_GRAD, impl->e_vecs_in[i], impl->q_vecs_in[i])); 240 break; 241 case CEED_EVAL_DIV: 242 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 243 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 244 CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i][e * elem_size * num_comp])); 245 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_DIV, impl->e_vecs_in[i], impl->q_vecs_in[i])); 246 break; 247 case CEED_EVAL_WEIGHT: 248 break; // No action 249 // LCOV_EXCL_START 250 case CEED_EVAL_CURL: { 251 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 252 Ceed ceed; 253 CeedCallBackend(CeedBasisGetCeed(basis, &ceed)); 254 return CeedError(ceed, CEED_ERROR_BACKEND, "Ceed evaluation mode not implemented"); 255 // LCOV_EXCL_STOP 256 } 257 } 258 } 259 return CEED_ERROR_SUCCESS; 260 } 261 262 //------------------------------------------------------------------------------ 263 // Output Basis Action 264 //------------------------------------------------------------------------------ 265 static inline int CeedOperatorOutputBasis_Blocked(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, 266 CeedInt blk_size, CeedInt num_input_fields, CeedInt num_output_fields, CeedOperator op, 267 CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 268 CeedInt elem_size, num_comp; 269 CeedElemRestriction elem_restr; 270 CeedEvalMode eval_mode; 271 CeedBasis basis; 272 273 for (CeedInt i = 0; i < num_output_fields; i++) { 274 // Get elem_size, eval_mode, size 275 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_restr)); 276 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_restr, &elem_size)); 277 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 278 // Basis action 279 switch (eval_mode) { 280 case CEED_EVAL_NONE: 281 break; // No action 282 case CEED_EVAL_INTERP: 283 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 284 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 285 CeedCallBackend( 286 CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][e * elem_size * num_comp])); 287 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, CEED_EVAL_INTERP, impl->q_vecs_out[i], impl->e_vecs_out[i])); 288 break; 289 case CEED_EVAL_GRAD: 290 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 291 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 292 CeedCallBackend( 293 CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][e * elem_size * num_comp])); 294 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, CEED_EVAL_GRAD, impl->q_vecs_out[i], impl->e_vecs_out[i])); 295 break; 296 case CEED_EVAL_DIV: 297 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 298 CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); 299 CeedCallBackend( 300 CeedVectorSetArray(impl->e_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][e * elem_size * num_comp])); 301 CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, CEED_EVAL_DIV, impl->q_vecs_out[i], impl->e_vecs_out[i])); 302 break; 303 // LCOV_EXCL_START 304 case CEED_EVAL_WEIGHT: { 305 Ceed ceed; 306 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 307 return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); 308 } 309 case CEED_EVAL_CURL: { 310 Ceed ceed; 311 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 312 return CeedError(ceed, CEED_ERROR_BACKEND, "Ceed evaluation mode not implemented"); 313 // LCOV_EXCL_STOP 314 } 315 } 316 } 317 return CEED_ERROR_SUCCESS; 318 } 319 320 //------------------------------------------------------------------------------ 321 // Restore Input Vectors 322 //------------------------------------------------------------------------------ 323 static inline int CeedOperatorRestoreInputs_Blocked(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 324 bool skip_active, CeedScalar *e_data_full[2 * CEED_FIELD_MAX], CeedOperator_Blocked *impl) { 325 CeedEvalMode eval_mode; 326 327 for (CeedInt i = 0; i < num_input_fields; i++) { 328 // Skip active inputs 329 if (skip_active) { 330 CeedVector vec; 331 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 332 if (vec == CEED_VECTOR_ACTIVE) continue; 333 } 334 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); 335 if (eval_mode == CEED_EVAL_WEIGHT) { // Skip 336 } else { 337 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data_full[i])); 338 } 339 } 340 return CEED_ERROR_SUCCESS; 341 } 342 343 //------------------------------------------------------------------------------ 344 // Operator Apply 345 //------------------------------------------------------------------------------ 346 static int CeedOperatorApplyAdd_Blocked(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 347 CeedOperator_Blocked *impl; 348 CeedCallBackend(CeedOperatorGetData(op, &impl)); 349 const CeedInt blk_size = 8; 350 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 351 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 352 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 353 CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); 354 CeedQFunction qf; 355 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 356 CeedOperatorField *op_input_fields, *op_output_fields; 357 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 358 CeedQFunctionField *qf_input_fields, *qf_output_fields; 359 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 360 CeedEvalMode eval_mode; 361 CeedVector vec; 362 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 363 364 // Setup 365 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 366 367 // Restriction only operator 368 if (impl->is_identity_restr_op) { 369 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[0], CEED_NOTRANSPOSE, in_vec, impl->e_vecs_full[0], request)); 370 CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[1], CEED_TRANSPOSE, impl->e_vecs_full[0], out_vec, request)); 371 return CEED_ERROR_SUCCESS; 372 } 373 374 // Input Evecs and Restriction 375 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, in_vec, false, e_data_full, impl, request)); 376 377 // Output Evecs 378 for (CeedInt i = 0; i < num_output_fields; i++) { 379 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_full[i + impl->num_inputs], CEED_MEM_HOST, &e_data_full[i + num_input_fields])); 380 } 381 382 // Loop through elements 383 for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { 384 // Output pointers 385 for (CeedInt i = 0; i < num_output_fields; i++) { 386 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); 387 if (eval_mode == CEED_EVAL_NONE) { 388 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 389 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data_full[i + num_input_fields][e * Q * size])); 390 } 391 } 392 393 // Input basis apply 394 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, false, e_data_full, impl)); 395 396 // Q function 397 if (!impl->is_identity_qf) { 398 CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); 399 } 400 401 // Output basis apply 402 CeedCallBackend(CeedOperatorOutputBasis_Blocked(e, Q, qf_output_fields, op_output_fields, blk_size, num_input_fields, num_output_fields, op, 403 e_data_full, impl)); 404 } 405 406 // Output restriction 407 for (CeedInt i = 0; i < num_output_fields; i++) { 408 // Restore evec 409 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_full[i + impl->num_inputs], &e_data_full[i + num_input_fields])); 410 // Get output vector 411 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 412 // Active 413 if (vec == CEED_VECTOR_ACTIVE) vec = out_vec; 414 // Restrict 415 CeedCallBackend( 416 CeedElemRestrictionApply(impl->blk_restr[i + impl->num_inputs], CEED_TRANSPOSE, impl->e_vecs_full[i + impl->num_inputs], vec, request)); 417 } 418 419 // Restore input arrays 420 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, false, e_data_full, impl)); 421 422 return CEED_ERROR_SUCCESS; 423 } 424 425 //------------------------------------------------------------------------------ 426 // Core code for assembling linear QFunction 427 //------------------------------------------------------------------------------ 428 static inline int CeedOperatorLinearAssembleQFunctionCore_Blocked(CeedOperator op, bool build_objects, CeedVector *assembled, 429 CeedElemRestriction *rstr, CeedRequest *request) { 430 CeedOperator_Blocked *impl; 431 CeedCallBackend(CeedOperatorGetData(op, &impl)); 432 const CeedInt blk_size = 8; 433 CeedInt Q, num_input_fields, num_output_fields, num_elem, size; 434 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 435 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 436 CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); 437 CeedQFunction qf; 438 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 439 CeedOperatorField *op_input_fields, *op_output_fields; 440 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 441 CeedQFunctionField *qf_input_fields, *qf_output_fields; 442 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 443 CeedVector vec, l_vec = impl->qf_l_vec; 444 CeedInt num_active_in = impl->num_active_in, num_active_out = impl->num_active_out; 445 CeedSize q_size; 446 CeedVector *active_in = impl->qf_active_in; 447 CeedScalar *a, *tmp; 448 Ceed ceed; 449 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 450 CeedScalar *e_data_full[2 * CEED_FIELD_MAX] = {0}; 451 452 // Setup 453 CeedCallBackend(CeedOperatorSetup_Blocked(op)); 454 455 // Check for identity 456 if (impl->is_identity_qf) { 457 // LCOV_EXCL_START 458 return CeedError(ceed, CEED_ERROR_BACKEND, "Assembling identity QFunctions not supported"); 459 // LCOV_EXCL_STOP 460 } 461 462 // Input Evecs and Restriction 463 CeedCallBackend(CeedOperatorSetupInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, NULL, true, e_data_full, impl, request)); 464 465 // Count number of active input fields 466 if (!num_active_in) { 467 for (CeedInt i = 0; i < num_input_fields; i++) { 468 // Get input vector 469 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 470 // Check if active input 471 if (vec == CEED_VECTOR_ACTIVE) { 472 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 473 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 474 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &tmp)); 475 CeedCallBackend(CeedRealloc(num_active_in + size, &active_in)); 476 for (CeedInt field = 0; field < size; field++) { 477 q_size = (CeedSize)Q * blk_size; 478 CeedCallBackend(CeedVectorCreate(ceed, q_size, &active_in[num_active_in + field])); 479 CeedCallBackend(CeedVectorSetArray(active_in[num_active_in + field], CEED_MEM_HOST, CEED_USE_POINTER, &tmp[field * Q * blk_size])); 480 } 481 num_active_in += size; 482 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &tmp)); 483 } 484 } 485 impl->num_active_in = num_active_in; 486 impl->qf_active_in = active_in; 487 } 488 489 // Count number of active output fields 490 if (!num_active_out) { 491 for (CeedInt i = 0; i < num_output_fields; i++) { 492 // Get output vector 493 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 494 // Check if active output 495 if (vec == CEED_VECTOR_ACTIVE) { 496 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 497 num_active_out += size; 498 } 499 } 500 impl->num_active_out = num_active_out; 501 } 502 503 // Check sizes 504 if (!num_active_in || !num_active_out) { 505 // LCOV_EXCL_START 506 return CeedError(ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 507 // LCOV_EXCL_STOP 508 } 509 510 // Setup Lvec 511 if (!l_vec) { 512 CeedSize l_size = (CeedSize)num_blks * blk_size * Q * num_active_in * num_active_out; 513 CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); 514 impl->qf_l_vec = l_vec; 515 } 516 CeedCallBackend(CeedVectorGetArrayWrite(l_vec, CEED_MEM_HOST, &a)); 517 518 // Build objects if needed 519 CeedInt strides[3] = {1, Q, num_active_in * num_active_out * Q}; 520 if (build_objects) { 521 // Create output restriction 522 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, num_active_in * num_active_out, num_active_in * num_active_out * num_elem * Q, 523 strides, rstr)); 524 // Create assembled vector 525 CeedSize l_size = (CeedSize)num_elem * Q * num_active_in * num_active_out; 526 CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); 527 } 528 529 // Loop through elements 530 for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { 531 // Input basis apply 532 CeedCallBackend(CeedOperatorInputBasis_Blocked(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, true, e_data_full, impl)); 533 534 // Assemble QFunction 535 for (CeedInt in = 0; in < num_active_in; in++) { 536 // Set Inputs 537 CeedCallBackend(CeedVectorSetValue(active_in[in], 1.0)); 538 if (num_active_in > 1) { 539 CeedCallBackend(CeedVectorSetValue(active_in[(in + num_active_in - 1) % num_active_in], 0.0)); 540 } 541 // Set Outputs 542 for (CeedInt out = 0; out < num_output_fields; out++) { 543 // Get output vector 544 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 545 // Check if active output 546 if (vec == CEED_VECTOR_ACTIVE) { 547 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, a)); 548 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &size)); 549 a += size * Q * blk_size; // Advance the pointer by the size of the output 550 } 551 } 552 // Apply QFunction 553 CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); 554 } 555 } 556 557 // Un-set output Qvecs to prevent accidental overwrite of Assembled 558 for (CeedInt out = 0; out < num_output_fields; out++) { 559 // Get output vector 560 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 561 // Check if active output 562 if (vec == CEED_VECTOR_ACTIVE) { 563 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_COPY_VALUES, NULL)); 564 } 565 } 566 567 // Restore input arrays 568 CeedCallBackend(CeedOperatorRestoreInputs_Blocked(num_input_fields, qf_input_fields, op_input_fields, true, e_data_full, impl)); 569 570 // Output blocked restriction 571 CeedCallBackend(CeedVectorRestoreArray(l_vec, &a)); 572 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 573 CeedElemRestriction blk_rstr = impl->qf_blk_rstr; 574 if (!impl->qf_blk_rstr) { 575 CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, blk_size, num_active_in * num_active_out, 576 num_active_in * num_active_out * num_elem * Q, strides, &blk_rstr)); 577 impl->qf_blk_rstr = blk_rstr; 578 } 579 CeedCallBackend(CeedElemRestrictionApply(blk_rstr, CEED_TRANSPOSE, l_vec, *assembled, request)); 580 581 return CEED_ERROR_SUCCESS; 582 } 583 584 //------------------------------------------------------------------------------ 585 // Assemble Linear QFunction 586 //------------------------------------------------------------------------------ 587 static int CeedOperatorLinearAssembleQFunction_Blocked(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 588 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, true, assembled, rstr, request); 589 } 590 591 //------------------------------------------------------------------------------ 592 // Update Assembled Linear QFunction 593 //------------------------------------------------------------------------------ 594 static int CeedOperatorLinearAssembleQFunctionUpdate_Blocked(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 595 return CeedOperatorLinearAssembleQFunctionCore_Blocked(op, false, &assembled, &rstr, request); 596 } 597 598 //------------------------------------------------------------------------------ 599 // Operator Destroy 600 //------------------------------------------------------------------------------ 601 static int CeedOperatorDestroy_Blocked(CeedOperator op) { 602 CeedOperator_Blocked *impl; 603 CeedCallBackend(CeedOperatorGetData(op, &impl)); 604 605 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 606 CeedCallBackend(CeedElemRestrictionDestroy(&impl->blk_restr[i])); 607 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); 608 } 609 CeedCallBackend(CeedFree(&impl->blk_restr)); 610 CeedCallBackend(CeedFree(&impl->e_vecs_full)); 611 CeedCallBackend(CeedFree(&impl->input_states)); 612 613 for (CeedInt i = 0; i < impl->num_inputs; i++) { 614 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); 615 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 616 } 617 CeedCallBackend(CeedFree(&impl->e_vecs_in)); 618 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 619 620 for (CeedInt i = 0; i < impl->num_outputs; i++) { 621 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); 622 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 623 } 624 CeedCallBackend(CeedFree(&impl->e_vecs_out)); 625 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 626 627 // QFunction assembly data 628 for (CeedInt i = 0; i < impl->num_active_in; i++) { 629 CeedCallBackend(CeedVectorDestroy(&impl->qf_active_in[i])); 630 } 631 CeedCallBackend(CeedFree(&impl->qf_active_in)); 632 CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); 633 CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_blk_rstr)); 634 635 CeedCallBackend(CeedFree(&impl)); 636 return CEED_ERROR_SUCCESS; 637 } 638 639 //------------------------------------------------------------------------------ 640 // Operator Create 641 //------------------------------------------------------------------------------ 642 int CeedOperatorCreate_Blocked(CeedOperator op) { 643 Ceed ceed; 644 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 645 CeedOperator_Blocked *impl; 646 647 CeedCallBackend(CeedCalloc(1, &impl)); 648 CeedCallBackend(CeedOperatorSetData(op, impl)); 649 650 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Blocked)); 651 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Blocked)); 652 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Blocked)); 653 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Blocked)); 654 return CEED_ERROR_SUCCESS; 655 } 656 //------------------------------------------------------------------------------ 657