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 <ceed/jit-tools.h> 11 #include <assert.h> 12 #include <stdbool.h> 13 #include <string.h> 14 #include <hip/hip_runtime.h> 15 16 #include "../hip/ceed-hip-common.h" 17 #include "../hip/ceed-hip-compile.h" 18 #include "ceed-hip-ref.h" 19 20 //------------------------------------------------------------------------------ 21 // Destroy operator 22 //------------------------------------------------------------------------------ 23 static int CeedOperatorDestroy_Hip(CeedOperator op) { 24 CeedOperator_Hip *impl; 25 26 CeedCallBackend(CeedOperatorGetData(op, &impl)); 27 28 // Apply data 29 for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { 30 CeedCallBackend(CeedVectorDestroy(&impl->e_vecs[i])); 31 } 32 CeedCallBackend(CeedFree(&impl->e_vecs)); 33 34 for (CeedInt i = 0; i < impl->num_inputs; i++) { 35 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); 36 } 37 CeedCallBackend(CeedFree(&impl->q_vecs_in)); 38 39 for (CeedInt i = 0; i < impl->num_outputs; i++) { 40 CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); 41 } 42 CeedCallBackend(CeedFree(&impl->q_vecs_out)); 43 44 // QFunction assembly data 45 for (CeedInt i = 0; i < impl->num_active_in; i++) { 46 CeedCallBackend(CeedVectorDestroy(&impl->qf_active_in[i])); 47 } 48 CeedCallBackend(CeedFree(&impl->qf_active_in)); 49 50 // Diag data 51 if (impl->diag) { 52 Ceed ceed; 53 54 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 55 CeedCallHip(ceed, hipModuleUnload(impl->diag->module)); 56 CeedCallBackend(CeedFree(&impl->diag->h_e_mode_in)); 57 CeedCallBackend(CeedFree(&impl->diag->h_e_mode_out)); 58 CeedCallHip(ceed, hipFree(impl->diag->d_e_mode_in)); 59 CeedCallHip(ceed, hipFree(impl->diag->d_e_mode_out)); 60 CeedCallHip(ceed, hipFree(impl->diag->d_identity)); 61 CeedCallHip(ceed, hipFree(impl->diag->d_interp_in)); 62 CeedCallHip(ceed, hipFree(impl->diag->d_interp_out)); 63 CeedCallHip(ceed, hipFree(impl->diag->d_grad_in)); 64 CeedCallHip(ceed, hipFree(impl->diag->d_grad_out)); 65 CeedCallBackend(CeedElemRestrictionDestroy(&impl->diag->point_block_diag_rstr)); 66 CeedCallBackend(CeedVectorDestroy(&impl->diag->elem_diag)); 67 CeedCallBackend(CeedVectorDestroy(&impl->diag->point_block_elem_diag)); 68 } 69 CeedCallBackend(CeedFree(&impl->diag)); 70 71 if (impl->asmb) { 72 Ceed ceed; 73 74 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 75 CeedCallHip(ceed, hipModuleUnload(impl->asmb->module)); 76 CeedCallHip(ceed, hipFree(impl->asmb->d_B_in)); 77 CeedCallHip(ceed, hipFree(impl->asmb->d_B_out)); 78 } 79 CeedCallBackend(CeedFree(&impl->asmb)); 80 81 CeedCallBackend(CeedFree(&impl)); 82 return CEED_ERROR_SUCCESS; 83 } 84 85 //------------------------------------------------------------------------------ 86 // Setup infields or outfields 87 //------------------------------------------------------------------------------ 88 static int CeedOperatorSetupFields_Hip(CeedQFunction qf, CeedOperator op, bool is_input, CeedVector *e_vecs, CeedVector *q_vecs, CeedInt start_e, 89 CeedInt num_fields, CeedInt Q, CeedInt num_elem) { 90 Ceed ceed; 91 CeedQFunctionField *qf_fields; 92 CeedOperatorField *op_fields; 93 94 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 95 if (is_input) { 96 CeedCallBackend(CeedOperatorGetFields(op, NULL, &op_fields, NULL, NULL)); 97 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL)); 98 } else { 99 CeedCallBackend(CeedOperatorGetFields(op, NULL, NULL, NULL, &op_fields)); 100 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields)); 101 } 102 103 // Loop over fields 104 for (CeedInt i = 0; i < num_fields; i++) { 105 bool is_strided, skip_restriction; 106 CeedSize q_size; 107 CeedInt dim, size; 108 CeedEvalMode e_mode; 109 CeedVector vec; 110 CeedElemRestriction elem_rstr; 111 CeedBasis basis; 112 113 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &e_mode)); 114 is_strided = false; 115 skip_restriction = false; 116 if (e_mode != CEED_EVAL_WEIGHT) { 117 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &elem_rstr)); 118 119 // Check whether this field can skip the element restriction: 120 // must be passive input, with e_mode NONE, and have a strided restriction with CEED_STRIDES_BACKEND. 121 122 // First, check whether the field is input or output: 123 if (is_input) { 124 // Check for passive input: 125 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[i], &vec)); 126 if (vec != CEED_VECTOR_ACTIVE) { 127 // Check e_mode 128 if (e_mode == CEED_EVAL_NONE) { 129 // Check for strided restriction 130 CeedCallBackend(CeedElemRestrictionIsStrided(elem_rstr, &is_strided)); 131 if (is_strided) { 132 // Check if vector is already in preferred backend ordering 133 CeedCallBackend(CeedElemRestrictionHasBackendStrides(elem_rstr, &skip_restriction)); 134 } 135 } 136 } 137 } 138 if (skip_restriction) { 139 // We do not need an E-Vector, but will use the input field vector's data directly in the operator application. 140 e_vecs[i + start_e] = NULL; 141 } else { 142 CeedCallBackend(CeedElemRestrictionCreateVector(elem_rstr, NULL, &e_vecs[i + start_e])); 143 } 144 } 145 146 switch (e_mode) { 147 case CEED_EVAL_NONE: 148 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 149 q_size = (CeedSize)num_elem * Q * size; 150 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 151 break; 152 case CEED_EVAL_INTERP: 153 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 154 q_size = (CeedSize)num_elem * Q * size; 155 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 156 break; 157 case CEED_EVAL_GRAD: 158 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 159 CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); 160 CeedCallBackend(CeedBasisGetDimension(basis, &dim)); 161 q_size = (CeedSize)num_elem * Q * size; 162 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 163 break; 164 case CEED_EVAL_WEIGHT: // Only on input fields 165 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); 166 q_size = (CeedSize)num_elem * Q; 167 CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); 168 CeedCallBackend(CeedBasisApply(basis, num_elem, CEED_NOTRANSPOSE, CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i])); 169 break; 170 case CEED_EVAL_DIV: 171 break; // TODO: Not implemented 172 case CEED_EVAL_CURL: 173 break; // TODO: Not implemented 174 } 175 } 176 return CEED_ERROR_SUCCESS; 177 } 178 179 //------------------------------------------------------------------------------ 180 // CeedOperator needs to connect all the named fields (be they active or passive) to the named inputs and outputs of its CeedQFunction. 181 //------------------------------------------------------------------------------ 182 static int CeedOperatorSetup_Hip(CeedOperator op) { 183 Ceed ceed; 184 bool is_setup_done; 185 CeedInt Q, num_elem, num_input_fields, num_output_fields; 186 CeedQFunctionField *qf_input_fields, *qf_output_fields; 187 CeedQFunction qf; 188 CeedOperatorField *op_input_fields, *op_output_fields; 189 CeedOperator_Hip *impl; 190 191 CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); 192 if (is_setup_done) return CEED_ERROR_SUCCESS; 193 194 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 195 CeedCallBackend(CeedOperatorGetData(op, &impl)); 196 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 197 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 198 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 199 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 200 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 201 202 // Allocate 203 CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs)); 204 205 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); 206 CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); 207 208 impl->num_inputs = num_input_fields; 209 impl->num_outputs = num_output_fields; 210 211 // Set up infield and outfield e_vecs and q_vecs 212 // Infields 213 CeedCallBackend(CeedOperatorSetupFields_Hip(qf, op, true, impl->e_vecs, impl->q_vecs_in, 0, num_input_fields, Q, num_elem)); 214 215 // Outfields 216 CeedCallBackend(CeedOperatorSetupFields_Hip(qf, op, false, impl->e_vecs, impl->q_vecs_out, num_input_fields, num_output_fields, Q, num_elem)); 217 218 CeedCallBackend(CeedOperatorSetSetupDone(op)); 219 return CEED_ERROR_SUCCESS; 220 } 221 222 //------------------------------------------------------------------------------ 223 // Setup Operator Inputs 224 //------------------------------------------------------------------------------ 225 static inline int CeedOperatorSetupInputs_Hip(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 226 CeedVector in_vec, const bool skip_active, CeedScalar *e_data[2 * CEED_FIELD_MAX], 227 CeedOperator_Hip *impl, CeedRequest *request) { 228 for (CeedInt i = 0; i < num_input_fields; i++) { 229 CeedEvalMode e_mode; 230 CeedVector vec; 231 CeedElemRestriction elem_rstr; 232 233 // Get input vector 234 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 235 if (vec == CEED_VECTOR_ACTIVE) { 236 if (skip_active) continue; 237 else vec = in_vec; 238 } 239 240 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &e_mode)); 241 if (e_mode == CEED_EVAL_WEIGHT) { // Skip 242 } else { 243 // Get input vector 244 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 245 // Get input element restriction 246 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_rstr)); 247 if (vec == CEED_VECTOR_ACTIVE) vec = in_vec; 248 // Restrict, if necessary 249 if (!impl->e_vecs[i]) { 250 // No restriction for this field; read data directly from vec. 251 CeedCallBackend(CeedVectorGetArrayRead(vec, CEED_MEM_DEVICE, (const CeedScalar **)&e_data[i])); 252 } else { 253 CeedCallBackend(CeedElemRestrictionApply(elem_rstr, CEED_NOTRANSPOSE, vec, impl->e_vecs[i], request)); 254 // Get evec 255 CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs[i], CEED_MEM_DEVICE, (const CeedScalar **)&e_data[i])); 256 } 257 } 258 } 259 return CEED_ERROR_SUCCESS; 260 } 261 262 //------------------------------------------------------------------------------ 263 // Input Basis Action 264 //------------------------------------------------------------------------------ 265 static inline int CeedOperatorInputBasis_Hip(CeedInt num_elem, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 266 CeedInt num_input_fields, const bool skip_active, CeedScalar *e_data[2 * CEED_FIELD_MAX], 267 CeedOperator_Hip *impl) { 268 for (CeedInt i = 0; i < num_input_fields; i++) { 269 CeedInt elem_size, size; 270 CeedEvalMode e_mode; 271 CeedElemRestriction elem_rstr; 272 CeedBasis basis; 273 274 // Skip active input 275 if (skip_active) { 276 CeedVector vec; 277 278 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 279 if (vec == CEED_VECTOR_ACTIVE) continue; 280 } 281 // Get elem_size, e_mode, size 282 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_rstr)); 283 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 284 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &e_mode)); 285 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 286 // Basis action 287 switch (e_mode) { 288 case CEED_EVAL_NONE: 289 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_DEVICE, CEED_USE_POINTER, e_data[i])); 290 break; 291 case CEED_EVAL_INTERP: 292 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 293 CeedCallBackend(CeedBasisApply(basis, num_elem, CEED_NOTRANSPOSE, CEED_EVAL_INTERP, impl->e_vecs[i], impl->q_vecs_in[i])); 294 break; 295 case CEED_EVAL_GRAD: 296 CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); 297 CeedCallBackend(CeedBasisApply(basis, num_elem, CEED_NOTRANSPOSE, CEED_EVAL_GRAD, impl->e_vecs[i], impl->q_vecs_in[i])); 298 break; 299 case CEED_EVAL_WEIGHT: 300 break; // No action 301 case CEED_EVAL_DIV: 302 break; // TODO: Not implemented 303 case CEED_EVAL_CURL: 304 break; // TODO: Not implemented 305 } 306 } 307 return CEED_ERROR_SUCCESS; 308 } 309 310 //------------------------------------------------------------------------------ 311 // Restore Input Vectors 312 //------------------------------------------------------------------------------ 313 static inline int CeedOperatorRestoreInputs_Hip(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, 314 const bool skip_active, CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Hip *impl) { 315 for (CeedInt i = 0; i < num_input_fields; i++) { 316 CeedEvalMode e_mode; 317 CeedVector vec; 318 // Skip active input 319 if (skip_active) { 320 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 321 if (vec == CEED_VECTOR_ACTIVE) continue; 322 } 323 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &e_mode)); 324 if (e_mode == CEED_EVAL_WEIGHT) { // Skip 325 } else { 326 if (!impl->e_vecs[i]) { // This was a skip_restriction case 327 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 328 CeedCallBackend(CeedVectorRestoreArrayRead(vec, (const CeedScalar **)&e_data[i])); 329 } else { 330 CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs[i], (const CeedScalar **)&e_data[i])); 331 } 332 } 333 } 334 return CEED_ERROR_SUCCESS; 335 } 336 337 //------------------------------------------------------------------------------ 338 // Apply and add to output 339 //------------------------------------------------------------------------------ 340 static int CeedOperatorApplyAdd_Hip(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { 341 CeedInt Q, num_elem, elem_size, num_input_fields, num_output_fields, size; 342 CeedScalar *e_data[2 * CEED_FIELD_MAX] = {NULL}; 343 CeedQFunctionField *qf_input_fields, *qf_output_fields; 344 CeedQFunction qf; 345 CeedOperatorField *op_input_fields, *op_output_fields; 346 CeedOperator_Hip *impl; 347 348 CeedCallBackend(CeedOperatorGetData(op, &impl)); 349 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 350 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 351 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 352 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 353 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 354 355 // Setup 356 CeedCallBackend(CeedOperatorSetup_Hip(op)); 357 358 // Input Evecs and Restriction 359 CeedCallBackend(CeedOperatorSetupInputs_Hip(num_input_fields, qf_input_fields, op_input_fields, in_vec, false, e_data, impl, request)); 360 361 // Input basis apply if needed 362 CeedCallBackend(CeedOperatorInputBasis_Hip(num_elem, qf_input_fields, op_input_fields, num_input_fields, false, e_data, impl)); 363 364 // Output pointers, as necessary 365 for (CeedInt i = 0; i < num_output_fields; i++) { 366 CeedEvalMode e_mode; 367 368 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &e_mode)); 369 if (e_mode == CEED_EVAL_NONE) { 370 // Set the output Q-Vector to use the E-Vector data directly. 371 CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs[i + impl->num_inputs], CEED_MEM_DEVICE, &e_data[i + num_input_fields])); 372 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_DEVICE, CEED_USE_POINTER, e_data[i + num_input_fields])); 373 } 374 } 375 376 // Q function 377 CeedCallBackend(CeedQFunctionApply(qf, num_elem * Q, impl->q_vecs_in, impl->q_vecs_out)); 378 379 // Output basis apply if needed 380 for (CeedInt i = 0; i < num_output_fields; i++) { 381 CeedEvalMode e_mode; 382 CeedElemRestriction elem_rstr; 383 CeedBasis basis; 384 385 // Get elem_size, e_mode, size 386 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_rstr)); 387 CeedCallBackend(CeedElemRestrictionGetElementSize(elem_rstr, &elem_size)); 388 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &e_mode)); 389 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 390 // Basis action 391 switch (e_mode) { 392 case CEED_EVAL_NONE: 393 break; 394 case CEED_EVAL_INTERP: 395 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 396 CeedCallBackend(CeedBasisApply(basis, num_elem, CEED_TRANSPOSE, CEED_EVAL_INTERP, impl->q_vecs_out[i], impl->e_vecs[i + impl->num_inputs])); 397 break; 398 case CEED_EVAL_GRAD: 399 CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); 400 CeedCallBackend(CeedBasisApply(basis, num_elem, CEED_TRANSPOSE, CEED_EVAL_GRAD, impl->q_vecs_out[i], impl->e_vecs[i + impl->num_inputs])); 401 break; 402 // LCOV_EXCL_START 403 case CEED_EVAL_WEIGHT: { 404 Ceed ceed; 405 406 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 407 return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); 408 break; // Should not occur 409 } 410 case CEED_EVAL_DIV: 411 break; // TODO: Not implemented 412 case CEED_EVAL_CURL: 413 break; // TODO: Not implemented 414 // LCOV_EXCL_STOP 415 } 416 } 417 418 // Output restriction 419 for (CeedInt i = 0; i < num_output_fields; i++) { 420 CeedEvalMode e_mode; 421 CeedVector vec; 422 CeedElemRestriction elem_rstr; 423 424 // Restore evec 425 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &e_mode)); 426 if (e_mode == CEED_EVAL_NONE) { 427 CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs[i + impl->num_inputs], &e_data[i + num_input_fields])); 428 } 429 // Get output vector 430 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 431 // Restrict 432 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_rstr)); 433 // Active 434 if (vec == CEED_VECTOR_ACTIVE) vec = out_vec; 435 436 CeedCallBackend(CeedElemRestrictionApply(elem_rstr, CEED_TRANSPOSE, impl->e_vecs[i + impl->num_inputs], vec, request)); 437 } 438 439 // Restore input arrays 440 CeedCallBackend(CeedOperatorRestoreInputs_Hip(num_input_fields, qf_input_fields, op_input_fields, false, e_data, impl)); 441 return CEED_ERROR_SUCCESS; 442 } 443 444 //------------------------------------------------------------------------------ 445 // Core code for assembling linear QFunction 446 //------------------------------------------------------------------------------ 447 static inline int CeedOperatorLinearAssembleQFunctionCore_Hip(CeedOperator op, bool build_objects, CeedVector *assembled, CeedElemRestriction *rstr, 448 CeedRequest *request) { 449 Ceed ceed, ceed_parent; 450 CeedSize q_size; 451 CeedInt num_active_in, num_active_out, Q, num_elem, num_input_fields, num_output_fields, size; 452 CeedScalar *assembled_array, *e_data[2 * CEED_FIELD_MAX] = {NULL}; 453 CeedVector *active_in; 454 CeedQFunctionField *qf_input_fields, *qf_output_fields; 455 CeedQFunction qf; 456 CeedOperatorField *op_input_fields, *op_output_fields; 457 CeedOperator_Hip *impl; 458 459 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 460 CeedCallBackend(CeedOperatorGetFallbackParentCeed(op, &ceed_parent)); 461 CeedCallBackend(CeedOperatorGetData(op, &impl)); 462 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 463 CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); 464 CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); 465 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); 466 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); 467 active_in = impl->qf_active_in; 468 num_active_in = impl->num_active_in; 469 num_active_out = impl->num_active_out; 470 471 // Setup 472 CeedCallBackend(CeedOperatorSetup_Hip(op)); 473 474 // Input Evecs and Restriction 475 CeedCallBackend(CeedOperatorSetupInputs_Hip(num_input_fields, qf_input_fields, op_input_fields, NULL, true, e_data, impl, request)); 476 477 // Count number of active input fields 478 if (!num_active_in) { 479 for (CeedInt i = 0; i < num_input_fields; i++) { 480 CeedScalar *q_vec_array; 481 CeedVector vec; 482 483 // Get input vector 484 CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); 485 // Check if active input 486 if (vec == CEED_VECTOR_ACTIVE) { 487 CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); 488 CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); 489 CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_DEVICE, &q_vec_array)); 490 CeedCallBackend(CeedRealloc(num_active_in + size, &active_in)); 491 for (CeedInt field = 0; field < size; field++) { 492 q_size = (CeedSize)Q * num_elem; 493 CeedCallBackend(CeedVectorCreate(ceed, q_size, &active_in[num_active_in + field])); 494 CeedCallBackend( 495 CeedVectorSetArray(active_in[num_active_in + field], CEED_MEM_DEVICE, CEED_USE_POINTER, &q_vec_array[field * Q * num_elem])); 496 } 497 num_active_in += size; 498 CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &q_vec_array)); 499 } 500 } 501 impl->num_active_in = num_active_in; 502 impl->qf_active_in = active_in; 503 } 504 505 // Count number of active output fields 506 if (!num_active_out) { 507 for (CeedInt i = 0; i < num_output_fields; i++) { 508 CeedVector vec; 509 510 // Get output vector 511 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); 512 // Check if active output 513 if (vec == CEED_VECTOR_ACTIVE) { 514 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); 515 num_active_out += size; 516 } 517 } 518 impl->num_active_out = num_active_out; 519 } 520 521 // Check sizes 522 CeedCheck(num_active_in > 0 && num_active_out > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); 523 524 // Build objects if needed 525 if (build_objects) { 526 // Create output restriction 527 CeedSize l_size = (CeedSize)num_elem * Q * num_active_in * num_active_out; 528 CeedInt strides[3] = {1, num_elem * Q, Q}; /* *NOPAD* */ 529 530 CeedCallBackend(CeedElemRestrictionCreateStrided(ceed_parent, num_elem, Q, num_active_in * num_active_out, 531 num_active_in * num_active_out * num_elem * Q, strides, rstr)); 532 // Create assembled vector 533 CeedCallBackend(CeedVectorCreate(ceed_parent, l_size, assembled)); 534 } 535 CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); 536 CeedCallBackend(CeedVectorGetArray(*assembled, CEED_MEM_DEVICE, &assembled_array)); 537 538 // Input basis apply 539 CeedCallBackend(CeedOperatorInputBasis_Hip(num_elem, qf_input_fields, op_input_fields, num_input_fields, true, e_data, impl)); 540 541 // Assemble QFunction 542 for (CeedInt in = 0; in < num_active_in; in++) { 543 // Set Inputs 544 CeedCallBackend(CeedVectorSetValue(active_in[in], 1.0)); 545 if (num_active_in > 1) { 546 CeedCallBackend(CeedVectorSetValue(active_in[(in + num_active_in - 1) % num_active_in], 0.0)); 547 } 548 // Set Outputs 549 for (CeedInt out = 0; out < num_output_fields; out++) { 550 CeedVector vec; 551 552 // Get output vector 553 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 554 // Check if active output 555 if (vec == CEED_VECTOR_ACTIVE) { 556 CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_DEVICE, CEED_USE_POINTER, assembled_array)); 557 CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &size)); 558 assembled_array += size * Q * num_elem; // Advance the pointer by the size of the output 559 } 560 } 561 // Apply QFunction 562 CeedCallBackend(CeedQFunctionApply(qf, Q * num_elem, impl->q_vecs_in, impl->q_vecs_out)); 563 } 564 565 // Un-set output Qvecs to prevent accidental overwrite of Assembled 566 for (CeedInt out = 0; out < num_output_fields; out++) { 567 CeedVector vec; 568 569 // Get output vector 570 CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); 571 // Check if active output 572 if (vec == CEED_VECTOR_ACTIVE) { 573 CeedCallBackend(CeedVectorTakeArray(impl->q_vecs_out[out], CEED_MEM_DEVICE, NULL)); 574 } 575 } 576 577 // Restore input arrays 578 CeedCallBackend(CeedOperatorRestoreInputs_Hip(num_input_fields, qf_input_fields, op_input_fields, true, e_data, impl)); 579 580 // Restore output 581 CeedCallBackend(CeedVectorRestoreArray(*assembled, &assembled_array)); 582 return CEED_ERROR_SUCCESS; 583 } 584 585 //------------------------------------------------------------------------------ 586 // Assemble Linear QFunction 587 //------------------------------------------------------------------------------ 588 static int CeedOperatorLinearAssembleQFunction_Hip(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { 589 return CeedOperatorLinearAssembleQFunctionCore_Hip(op, true, assembled, rstr, request); 590 } 591 592 //------------------------------------------------------------------------------ 593 // Update Assembled Linear QFunction 594 //------------------------------------------------------------------------------ 595 static int CeedOperatorLinearAssembleQFunctionUpdate_Hip(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { 596 return CeedOperatorLinearAssembleQFunctionCore_Hip(op, false, &assembled, &rstr, request); 597 } 598 599 //------------------------------------------------------------------------------ 600 // Assemble diagonal setup 601 //------------------------------------------------------------------------------ 602 static inline int CeedOperatorAssembleDiagonalSetup_Hip(CeedOperator op, CeedInt use_ceedsize_idx) { 603 Ceed ceed; 604 char *diagonal_kernel_path, *diagonal_kernel_source; 605 CeedInt num_input_fields, num_output_fields, num_e_mode_in = 0, num_comp = 0, dim = 1, num_e_mode_out = 0; 606 CeedEvalMode *e_mode_in = NULL, *e_mode_out = NULL; 607 CeedElemRestriction rstr_in = NULL, rstr_out = NULL; 608 CeedBasis basis_in = NULL, basis_out = NULL; 609 CeedQFunctionField *qf_fields; 610 CeedQFunction qf; 611 CeedOperatorField *op_fields; 612 CeedOperator_Hip *impl; 613 614 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 615 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 616 CeedCallBackend(CeedQFunctionGetNumArgs(qf, &num_input_fields, &num_output_fields)); 617 618 // Determine active input basis 619 CeedCallBackend(CeedOperatorGetFields(op, NULL, &op_fields, NULL, NULL)); 620 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL)); 621 for (CeedInt i = 0; i < num_input_fields; i++) { 622 CeedVector vec; 623 624 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[i], &vec)); 625 if (vec == CEED_VECTOR_ACTIVE) { 626 CeedEvalMode e_mode; 627 CeedElemRestriction rstr; 628 629 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis_in)); 630 CeedCallBackend(CeedBasisGetNumComponents(basis_in, &num_comp)); 631 CeedCallBackend(CeedBasisGetDimension(basis_in, &dim)); 632 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &rstr)); 633 CeedCheck(!rstr_in || rstr_in == rstr, ceed, CEED_ERROR_BACKEND, 634 "Backend does not implement multi-field non-composite operator diagonal assembly"); 635 rstr_in = rstr; 636 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &e_mode)); 637 switch (e_mode) { 638 case CEED_EVAL_NONE: 639 case CEED_EVAL_INTERP: 640 CeedCallBackend(CeedRealloc(num_e_mode_in + 1, &e_mode_in)); 641 e_mode_in[num_e_mode_in] = e_mode; 642 num_e_mode_in += 1; 643 break; 644 case CEED_EVAL_GRAD: 645 CeedCallBackend(CeedRealloc(num_e_mode_in + dim, &e_mode_in)); 646 for (CeedInt d = 0; d < dim; d++) e_mode_in[num_e_mode_in + d] = e_mode; 647 num_e_mode_in += dim; 648 break; 649 case CEED_EVAL_WEIGHT: 650 case CEED_EVAL_DIV: 651 case CEED_EVAL_CURL: 652 break; // Caught by QF Assembly 653 } 654 } 655 } 656 657 // Determine active output basis 658 CeedCallBackend(CeedOperatorGetFields(op, NULL, NULL, NULL, &op_fields)); 659 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields)); 660 for (CeedInt i = 0; i < num_output_fields; i++) { 661 CeedVector vec; 662 663 CeedCallBackend(CeedOperatorFieldGetVector(op_fields[i], &vec)); 664 if (vec == CEED_VECTOR_ACTIVE) { 665 CeedEvalMode e_mode; 666 CeedElemRestriction rstr; 667 668 CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis_out)); 669 CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &rstr)); 670 CeedCheck(!rstr_out || rstr_out == rstr, ceed, CEED_ERROR_BACKEND, 671 "Backend does not implement multi-field non-composite operator diagonal assembly"); 672 rstr_out = rstr; 673 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &e_mode)); 674 switch (e_mode) { 675 case CEED_EVAL_NONE: 676 case CEED_EVAL_INTERP: 677 CeedCallBackend(CeedRealloc(num_e_mode_out + 1, &e_mode_out)); 678 e_mode_out[num_e_mode_out] = e_mode; 679 num_e_mode_out += 1; 680 break; 681 case CEED_EVAL_GRAD: 682 CeedCallBackend(CeedRealloc(num_e_mode_out + dim, &e_mode_out)); 683 for (CeedInt d = 0; d < dim; d++) e_mode_out[num_e_mode_out + d] = e_mode; 684 num_e_mode_out += dim; 685 break; 686 case CEED_EVAL_WEIGHT: 687 case CEED_EVAL_DIV: 688 case CEED_EVAL_CURL: 689 break; // Caught by QF Assembly 690 } 691 } 692 } 693 694 // Operator data struct 695 CeedCallBackend(CeedOperatorGetData(op, &impl)); 696 CeedCallBackend(CeedCalloc(1, &impl->diag)); 697 CeedOperatorDiag_Hip *diag = impl->diag; 698 699 diag->basis_in = basis_in; 700 diag->basis_out = basis_out; 701 diag->h_e_mode_in = e_mode_in; 702 diag->h_e_mode_out = e_mode_out; 703 diag->num_e_mode_in = num_e_mode_in; 704 diag->num_e_mode_out = num_e_mode_out; 705 706 // Assemble kernel 707 CeedCallBackend(CeedGetJitAbsolutePath(ceed, "ceed/jit-source/hip/hip-ref-operator-assemble-diagonal.h", &diagonal_kernel_path)); 708 CeedDebug256(ceed, CEED_DEBUG_COLOR_SUCCESS, "----- Loading Diagonal Assembly Kernel Source -----\n"); 709 CeedCallBackend(CeedLoadSourceToBuffer(ceed, diagonal_kernel_path, &diagonal_kernel_source)); 710 CeedDebug256(ceed, CEED_DEBUG_COLOR_SUCCESS, "----- Loading Diagonal Assembly Source Complete! -----\n"); 711 CeedInt num_modes, num_qpts; 712 CeedCallBackend(CeedBasisGetNumNodes(basis_in, &num_modes)); 713 CeedCallBackend(CeedBasisGetNumQuadraturePoints(basis_in, &num_qpts)); 714 diag->num_modes = num_modes; 715 CeedCallBackend(CeedCompile_Hip(ceed, diagonal_kernel_source, &diag->module, 6, "NUMEMODEIN", num_e_mode_in, "NUMEMODEOUT", num_e_mode_out, 716 "NNODES", num_modes, "NQPTS", num_qpts, "NCOMP", num_comp, "CEEDSIZE", use_ceedsize_idx)); 717 CeedCallBackend(CeedGetKernel_Hip(ceed, diag->module, "linearDiagonal", &diag->linearDiagonal)); 718 CeedCallBackend(CeedGetKernel_Hip(ceed, diag->module, "linearPointBlockDiagonal", &diag->linearPointBlock)); 719 CeedCallBackend(CeedFree(&diagonal_kernel_path)); 720 CeedCallBackend(CeedFree(&diagonal_kernel_source)); 721 722 // Basis matrices 723 const CeedInt q_bytes = num_qpts * sizeof(CeedScalar); 724 const CeedInt interp_bytes = q_bytes * num_modes; 725 const CeedInt grad_bytes = q_bytes * num_modes * dim; 726 const CeedInt e_mode_bytes = sizeof(CeedEvalMode); 727 const CeedScalar *interp_in, *interp_out, *grad_in, *grad_out; 728 729 // CEED_EVAL_NONE 730 CeedScalar *identity = NULL; 731 bool is_eval_none = false; 732 733 for (CeedInt i = 0; i < num_e_mode_in; i++) is_eval_none = is_eval_none || (e_mode_in[i] == CEED_EVAL_NONE); 734 for (CeedInt i = 0; i < num_e_mode_out; i++) is_eval_none = is_eval_none || (e_mode_out[i] == CEED_EVAL_NONE); 735 if (is_eval_none) { 736 CeedCallBackend(CeedCalloc(num_qpts * num_modes, &identity)); 737 for (CeedInt i = 0; i < (num_modes < num_qpts ? num_modes : num_qpts); i++) identity[i * num_modes + i] = 1.0; 738 CeedCallHip(ceed, hipMalloc((void **)&diag->d_identity, interp_bytes)); 739 CeedCallHip(ceed, hipMemcpy(diag->d_identity, identity, interp_bytes, hipMemcpyHostToDevice)); 740 } 741 742 // CEED_EVAL_INTERP 743 CeedCallBackend(CeedBasisGetInterp(basis_in, &interp_in)); 744 CeedCallHip(ceed, hipMalloc((void **)&diag->d_interp_in, interp_bytes)); 745 CeedCallHip(ceed, hipMemcpy(diag->d_interp_in, interp_in, interp_bytes, hipMemcpyHostToDevice)); 746 CeedCallBackend(CeedBasisGetInterp(basis_out, &interp_out)); 747 CeedCallHip(ceed, hipMalloc((void **)&diag->d_interp_out, interp_bytes)); 748 CeedCallHip(ceed, hipMemcpy(diag->d_interp_out, interp_out, interp_bytes, hipMemcpyHostToDevice)); 749 750 // CEED_EVAL_GRAD 751 CeedCallBackend(CeedBasisGetGrad(basis_in, &grad_in)); 752 CeedCallHip(ceed, hipMalloc((void **)&diag->d_grad_in, grad_bytes)); 753 CeedCallHip(ceed, hipMemcpy(diag->d_grad_in, grad_in, grad_bytes, hipMemcpyHostToDevice)); 754 CeedCallBackend(CeedBasisGetGrad(basis_out, &grad_out)); 755 CeedCallHip(ceed, hipMalloc((void **)&diag->d_grad_out, grad_bytes)); 756 CeedCallHip(ceed, hipMemcpy(diag->d_grad_out, grad_out, grad_bytes, hipMemcpyHostToDevice)); 757 758 // Arrays of e_modes 759 CeedCallHip(ceed, hipMalloc((void **)&diag->d_e_mode_in, num_e_mode_in * e_mode_bytes)); 760 CeedCallHip(ceed, hipMemcpy(diag->d_e_mode_in, e_mode_in, num_e_mode_in * e_mode_bytes, hipMemcpyHostToDevice)); 761 CeedCallHip(ceed, hipMalloc((void **)&diag->d_e_mode_out, num_e_mode_out * e_mode_bytes)); 762 CeedCallHip(ceed, hipMemcpy(diag->d_e_mode_out, e_mode_out, num_e_mode_out * e_mode_bytes, hipMemcpyHostToDevice)); 763 764 // Restriction 765 diag->diag_rstr = rstr_out; 766 return CEED_ERROR_SUCCESS; 767 } 768 769 //------------------------------------------------------------------------------ 770 // Assemble diagonal common code 771 //------------------------------------------------------------------------------ 772 static inline int CeedOperatorAssembleDiagonalCore_Hip(CeedOperator op, CeedVector assembled, CeedRequest *request, const bool is_point_block) { 773 Ceed ceed; 774 CeedSize assembled_length = 0, assembled_qf_length = 0; 775 CeedInt use_ceedsize_idx = 0, num_elem; 776 CeedScalar *elem_diag_array; 777 const CeedScalar *assembled_qf_array; 778 CeedVector assembled_qf = NULL; 779 CeedElemRestriction rstr = NULL; 780 CeedOperator_Hip *impl; 781 782 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 783 CeedCallBackend(CeedOperatorGetData(op, &impl)); 784 785 // Assemble QFunction 786 CeedCallBackend(CeedOperatorLinearAssembleQFunctionBuildOrUpdate(op, &assembled_qf, &rstr, request)); 787 CeedCallBackend(CeedElemRestrictionDestroy(&rstr)); 788 789 CeedCallBackend(CeedVectorGetLength(assembled, &assembled_length)); 790 CeedCallBackend(CeedVectorGetLength(assembled_qf, &assembled_qf_length)); 791 if ((assembled_length > INT_MAX) || (assembled_qf_length > INT_MAX)) use_ceedsize_idx = 1; 792 793 // Setup 794 if (!impl->diag) CeedCallBackend(CeedOperatorAssembleDiagonalSetup_Hip(op, use_ceedsize_idx)); 795 CeedOperatorDiag_Hip *diag = impl->diag; 796 797 assert(diag != NULL); 798 799 // Restriction 800 if (is_point_block && !diag->point_block_diag_rstr) { 801 CeedCallBackend(CeedOperatorCreateActivePointBlockRestriction(diag->diag_rstr, &diag->point_block_diag_rstr)); 802 } 803 CeedElemRestriction diag_rstr = is_point_block ? diag->point_block_diag_rstr : diag->diag_rstr; 804 805 // Create diagonal vector 806 CeedVector elem_diag = is_point_block ? diag->point_block_elem_diag : diag->elem_diag; 807 808 if (!elem_diag) { 809 CeedCallBackend(CeedElemRestrictionCreateVector(diag_rstr, NULL, &elem_diag)); 810 if (is_point_block) diag->point_block_elem_diag = elem_diag; 811 else diag->elem_diag = elem_diag; 812 } 813 CeedCallBackend(CeedVectorSetValue(elem_diag, 0.0)); 814 815 // Only assemble diagonal if the basis has nodes, otherwise inputs are null pointers 816 if (diag->num_modes > 0) { 817 // Assemble element operator diagonals 818 CeedCallBackend(CeedVectorGetArray(elem_diag, CEED_MEM_DEVICE, &elem_diag_array)); 819 CeedCallBackend(CeedVectorGetArrayRead(assembled_qf, CEED_MEM_DEVICE, &assembled_qf_array)); 820 CeedCallBackend(CeedElemRestrictionGetNumElements(diag_rstr, &num_elem)); 821 822 // Compute the diagonal of B^T D B 823 int elem_per_block = 1; 824 int grid = num_elem / elem_per_block + ((num_elem / elem_per_block * elem_per_block < num_elem) ? 1 : 0); 825 void *args[] = {(void *)&num_elem, &diag->d_identity, &diag->d_interp_in, &diag->d_grad_in, &diag->d_interp_out, 826 &diag->d_grad_out, &diag->d_e_mode_in, &diag->d_e_mode_out, &assembled_qf_array, &elem_diag_array}; 827 828 if (is_point_block) { 829 CeedCallBackend(CeedRunKernelDim_Hip(ceed, diag->linearPointBlock, grid, diag->num_modes, 1, elem_per_block, args)); 830 } else { 831 CeedCallBackend(CeedRunKernelDim_Hip(ceed, diag->linearDiagonal, grid, diag->num_modes, 1, elem_per_block, args)); 832 } 833 834 // Restore arrays 835 CeedCallBackend(CeedVectorRestoreArray(elem_diag, &elem_diag_array)); 836 CeedCallBackend(CeedVectorRestoreArrayRead(assembled_qf, &assembled_qf_array)); 837 } 838 839 // Assemble local operator diagonal 840 CeedCallBackend(CeedElemRestrictionApply(diag_rstr, CEED_TRANSPOSE, elem_diag, assembled, request)); 841 842 // Cleanup 843 CeedCallBackend(CeedVectorDestroy(&assembled_qf)); 844 return CEED_ERROR_SUCCESS; 845 } 846 847 //------------------------------------------------------------------------------ 848 // Assemble Linear Diagonal 849 //------------------------------------------------------------------------------ 850 static int CeedOperatorLinearAssembleAddDiagonal_Hip(CeedOperator op, CeedVector assembled, CeedRequest *request) { 851 CeedCallBackend(CeedOperatorAssembleDiagonalCore_Hip(op, assembled, request, false)); 852 return CEED_ERROR_SUCCESS; 853 } 854 855 //------------------------------------------------------------------------------ 856 // Assemble Linear Point Block Diagonal 857 //------------------------------------------------------------------------------ 858 static int CeedOperatorLinearAssembleAddPointBlockDiagonal_Hip(CeedOperator op, CeedVector assembled, CeedRequest *request) { 859 CeedCallBackend(CeedOperatorAssembleDiagonalCore_Hip(op, assembled, request, true)); 860 return CEED_ERROR_SUCCESS; 861 } 862 863 //------------------------------------------------------------------------------ 864 // Single operator assembly setup 865 //------------------------------------------------------------------------------ 866 static int CeedSingleOperatorAssembleSetup_Hip(CeedOperator op, CeedInt use_ceedsize_idx) { 867 Ceed ceed; 868 CeedInt num_input_fields, num_output_fields, num_e_mode_in = 0, dim = 1, num_B_in_mats_to_load = 0, size_B_in = 0, num_qpts = 0, elem_size = 0, 869 num_e_mode_out = 0, num_B_out_mats_to_load = 0, size_B_out = 0, num_elem, num_comp; 870 CeedEvalMode *eval_mode_in = NULL, *eval_mode_out = NULL; 871 CeedElemRestriction rstr_in = NULL, rstr_out = NULL; 872 CeedBasis basis_in = NULL, basis_out = NULL; 873 CeedQFunctionField *qf_fields; 874 CeedQFunction qf; 875 CeedOperatorField *input_fields, *output_fields; 876 CeedOperator_Hip *impl; 877 878 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 879 CeedCallBackend(CeedOperatorGetData(op, &impl)); 880 881 // Get intput and output fields 882 CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &input_fields, &num_output_fields, &output_fields)); 883 884 // Determine active input basis eval mode 885 CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); 886 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL)); 887 // Note that the kernel will treat each dimension of a gradient action separately; 888 // i.e., when an active input has a CEED_EVAL_GRAD mode, num_e_mode_in will increment by dim. 889 // However, for the purposes of loading the B matrices, it will be treated as one mode, and we will load/copy the entire gradient matrix at once, so 890 // num_B_in_mats_to_load will be incremented by 1. 891 for (CeedInt i = 0; i < num_input_fields; i++) { 892 CeedVector vec; 893 894 CeedCallBackend(CeedOperatorFieldGetVector(input_fields[i], &vec)); 895 if (vec == CEED_VECTOR_ACTIVE) { 896 CeedEvalMode eval_mode; 897 898 CeedCallBackend(CeedOperatorFieldGetBasis(input_fields[i], &basis_in)); 899 CeedCallBackend(CeedBasisGetDimension(basis_in, &dim)); 900 CeedCallBackend(CeedBasisGetNumQuadraturePoints(basis_in, &num_qpts)); 901 CeedCallBackend(CeedOperatorFieldGetElemRestriction(input_fields[i], &rstr_in)); 902 CeedCallBackend(CeedElemRestrictionGetElementSize(rstr_in, &elem_size)); 903 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &eval_mode)); 904 if (eval_mode != CEED_EVAL_NONE) { 905 CeedCallBackend(CeedRealloc(num_B_in_mats_to_load + 1, &eval_mode_in)); 906 eval_mode_in[num_B_in_mats_to_load] = eval_mode; 907 num_B_in_mats_to_load += 1; 908 if (eval_mode == CEED_EVAL_GRAD) { 909 num_e_mode_in += dim; 910 size_B_in += dim * elem_size * num_qpts; 911 } else { 912 num_e_mode_in += 1; 913 size_B_in += elem_size * num_qpts; 914 } 915 } 916 } 917 } 918 919 // Determine active output basis; basis_out and rstr_out only used if same as input, TODO 920 CeedCallBackend(CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields)); 921 for (CeedInt i = 0; i < num_output_fields; i++) { 922 CeedVector vec; 923 924 CeedCallBackend(CeedOperatorFieldGetVector(output_fields[i], &vec)); 925 if (vec == CEED_VECTOR_ACTIVE) { 926 CeedEvalMode eval_mode; 927 928 CeedCallBackend(CeedOperatorFieldGetBasis(output_fields[i], &basis_out)); 929 CeedCallBackend(CeedOperatorFieldGetElemRestriction(output_fields[i], &rstr_out)); 930 CeedCheck(!rstr_out || rstr_out == rstr_in, ceed, CEED_ERROR_BACKEND, "Backend does not implement multi-field non-composite operator assembly"); 931 CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &eval_mode)); 932 if (eval_mode != CEED_EVAL_NONE) { 933 CeedCallBackend(CeedRealloc(num_B_out_mats_to_load + 1, &eval_mode_out)); 934 eval_mode_out[num_B_out_mats_to_load] = eval_mode; 935 num_B_out_mats_to_load += 1; 936 if (eval_mode == CEED_EVAL_GRAD) { 937 num_e_mode_out += dim; 938 size_B_out += dim * elem_size * num_qpts; 939 } else { 940 num_e_mode_out += 1; 941 size_B_out += elem_size * num_qpts; 942 } 943 } 944 } 945 } 946 947 CeedCheck(num_e_mode_in > 0 && num_e_mode_out > 0, ceed, CEED_ERROR_UNSUPPORTED, "Cannot assemble operator without inputs/outputs"); 948 949 CeedCallBackend(CeedElemRestrictionGetNumElements(rstr_in, &num_elem)); 950 CeedCallBackend(CeedElemRestrictionGetNumComponents(rstr_in, &num_comp)); 951 952 CeedCallBackend(CeedCalloc(1, &impl->asmb)); 953 CeedOperatorAssemble_Hip *asmb = impl->asmb; 954 asmb->num_elem = num_elem; 955 956 // Compile kernels 957 int elem_per_block = 1; 958 asmb->elem_per_block = elem_per_block; 959 CeedInt block_size = elem_size * elem_size * elem_per_block; 960 char *assembly_kernel_path, *assembly_kernel_source; 961 CeedCallBackend(CeedGetJitAbsolutePath(ceed, "ceed/jit-source/hip/hip-ref-operator-assemble.h", &assembly_kernel_path)); 962 CeedDebug256(ceed, CEED_DEBUG_COLOR_SUCCESS, "----- Loading Assembly Kernel Source -----\n"); 963 CeedCallBackend(CeedLoadSourceToBuffer(ceed, assembly_kernel_path, &assembly_kernel_source)); 964 CeedDebug256(ceed, CEED_DEBUG_COLOR_SUCCESS, "----- Loading Assembly Source Complete! -----\n"); 965 bool fallback = block_size > 1024; 966 if (fallback) { // Use fallback kernel with 1D threadblock 967 block_size = elem_size * elem_per_block; 968 asmb->block_size_x = elem_size; 969 asmb->block_size_y = 1; 970 } else { // Use kernel with 2D threadblock 971 asmb->block_size_x = elem_size; 972 asmb->block_size_y = elem_size; 973 } 974 CeedCallBackend(CeedCompile_Hip(ceed, assembly_kernel_source, &asmb->module, 8, "NELEM", num_elem, "NUMEMODEIN", num_e_mode_in, "NUMEMODEOUT", 975 num_e_mode_out, "NQPTS", num_qpts, "NNODES", elem_size, "BLOCK_SIZE", block_size, "NCOMP", num_comp, "CEEDSIZE", 976 use_ceedsize_idx)); 977 CeedCallBackend(CeedGetKernel_Hip(ceed, asmb->module, fallback ? "linearAssembleFallback" : "linearAssemble", &asmb->linearAssemble)); 978 CeedCallBackend(CeedFree(&assembly_kernel_path)); 979 CeedCallBackend(CeedFree(&assembly_kernel_source)); 980 981 // Build 'full' B matrices (not 1D arrays used for tensor-product matrices) 982 const CeedScalar *interp_in, *grad_in; 983 CeedCallBackend(CeedBasisGetInterp(basis_in, &interp_in)); 984 CeedCallBackend(CeedBasisGetGrad(basis_in, &grad_in)); 985 986 // Load into B_in, in order that they will be used in eval_mode 987 const CeedInt in_bytes = size_B_in * sizeof(CeedScalar); 988 CeedInt mat_start = 0; 989 990 CeedCallHip(ceed, hipMalloc((void **)&asmb->d_B_in, in_bytes)); 991 for (int i = 0; i < num_B_in_mats_to_load; i++) { 992 CeedEvalMode eval_mode = eval_mode_in[i]; 993 if (eval_mode == CEED_EVAL_INTERP) { 994 CeedCallHip(ceed, hipMemcpy(&asmb->d_B_in[mat_start], interp_in, elem_size * num_qpts * sizeof(CeedScalar), hipMemcpyHostToDevice)); 995 mat_start += elem_size * num_qpts; 996 } else if (eval_mode == CEED_EVAL_GRAD) { 997 CeedCallHip(ceed, hipMemcpy(&asmb->d_B_in[mat_start], grad_in, dim * elem_size * num_qpts * sizeof(CeedScalar), hipMemcpyHostToDevice)); 998 mat_start += dim * elem_size * num_qpts; 999 } 1000 } 1001 1002 const CeedScalar *interp_out, *grad_out; 1003 1004 // Note that this function currently assumes 1 basis, so this should always be true for now 1005 if (basis_out == basis_in) { 1006 interp_out = interp_in; 1007 grad_out = grad_in; 1008 } else { 1009 CeedCallBackend(CeedBasisGetInterp(basis_out, &interp_out)); 1010 CeedCallBackend(CeedBasisGetGrad(basis_out, &grad_out)); 1011 } 1012 1013 // Load into B_out, in order that they will be used in eval_mode 1014 const CeedInt out_bytes = size_B_out * sizeof(CeedScalar); 1015 1016 mat_start = 0; 1017 CeedCallHip(ceed, hipMalloc((void **)&asmb->d_B_out, out_bytes)); 1018 for (int i = 0; i < num_B_out_mats_to_load; i++) { 1019 CeedEvalMode eval_mode = eval_mode_out[i]; 1020 if (eval_mode == CEED_EVAL_INTERP) { 1021 CeedCallHip(ceed, hipMemcpy(&asmb->d_B_out[mat_start], interp_out, elem_size * num_qpts * sizeof(CeedScalar), hipMemcpyHostToDevice)); 1022 mat_start += elem_size * num_qpts; 1023 } else if (eval_mode == CEED_EVAL_GRAD) { 1024 CeedCallHip(ceed, hipMemcpy(&asmb->d_B_out[mat_start], grad_out, dim * elem_size * num_qpts * sizeof(CeedScalar), hipMemcpyHostToDevice)); 1025 mat_start += dim * elem_size * num_qpts; 1026 } 1027 } 1028 return CEED_ERROR_SUCCESS; 1029 } 1030 1031 //------------------------------------------------------------------------------ 1032 // Assemble matrix data for COO matrix of assembled operator. 1033 // The sparsity pattern is set by CeedOperatorLinearAssembleSymbolic. 1034 // 1035 // Note that this (and other assembly routines) currently assume only one active input restriction/basis per operator (could have multiple basis eval 1036 // modes). 1037 // TODO: allow multiple active input restrictions/basis objects 1038 //------------------------------------------------------------------------------ 1039 static int CeedSingleOperatorAssemble_Hip(CeedOperator op, CeedInt offset, CeedVector values) { 1040 Ceed ceed; 1041 CeedSize values_length = 0, assembled_qf_length = 0; 1042 CeedInt use_ceedsize_idx = 0; 1043 CeedScalar *values_array; 1044 const CeedScalar *qf_array; 1045 CeedVector assembled_qf = NULL; 1046 CeedElemRestriction rstr_q = NULL; 1047 CeedOperator_Hip *impl; 1048 1049 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 1050 CeedCallBackend(CeedOperatorGetData(op, &impl)); 1051 1052 // Assemble QFunction 1053 CeedCallBackend(CeedOperatorLinearAssembleQFunctionBuildOrUpdate(op, &assembled_qf, &rstr_q, CEED_REQUEST_IMMEDIATE)); 1054 CeedCallBackend(CeedElemRestrictionDestroy(&rstr_q)); 1055 CeedCallBackend(CeedVectorGetArray(values, CEED_MEM_DEVICE, &values_array)); 1056 values_array += offset; 1057 CeedCallBackend(CeedVectorGetArrayRead(assembled_qf, CEED_MEM_DEVICE, &qf_array)); 1058 1059 CeedCallBackend(CeedVectorGetLength(values, &values_length)); 1060 CeedCallBackend(CeedVectorGetLength(assembled_qf, &assembled_qf_length)); 1061 if ((values_length > INT_MAX) || (assembled_qf_length > INT_MAX)) use_ceedsize_idx = 1; 1062 // Setup 1063 if (!impl->asmb) { 1064 CeedCallBackend(CeedSingleOperatorAssembleSetup_Hip(op, use_ceedsize_idx)); 1065 assert(impl->asmb != NULL); 1066 } 1067 1068 // Compute B^T D B 1069 const CeedInt num_elem = impl->asmb->num_elem; 1070 const CeedInt elem_per_block = impl->asmb->elem_per_block; 1071 const CeedInt grid = num_elem / elem_per_block + ((num_elem / elem_per_block * elem_per_block < num_elem) ? 1 : 0); 1072 void *args[] = {&impl->asmb->d_B_in, &impl->asmb->d_B_out, &qf_array, &values_array}; 1073 1074 CeedCallBackend( 1075 CeedRunKernelDim_Hip(ceed, impl->asmb->linearAssemble, grid, impl->asmb->block_size_x, impl->asmb->block_size_y, elem_per_block, args)); 1076 1077 // Restore arrays 1078 CeedCallBackend(CeedVectorRestoreArray(values, &values_array)); 1079 CeedCallBackend(CeedVectorRestoreArrayRead(assembled_qf, &qf_array)); 1080 1081 // Cleanup 1082 CeedCallBackend(CeedVectorDestroy(&assembled_qf)); 1083 return CEED_ERROR_SUCCESS; 1084 } 1085 1086 //------------------------------------------------------------------------------ 1087 // Create operator 1088 //------------------------------------------------------------------------------ 1089 int CeedOperatorCreate_Hip(CeedOperator op) { 1090 Ceed ceed; 1091 CeedOperator_Hip *impl; 1092 1093 CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); 1094 CeedCallBackend(CeedCalloc(1, &impl)); 1095 CeedCallBackend(CeedOperatorSetData(op, impl)); 1096 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Hip)); 1097 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Hip)); 1098 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleAddDiagonal", CeedOperatorLinearAssembleAddDiagonal_Hip)); 1099 CeedCallBackend( 1100 CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleAddPointBlockDiagonal", CeedOperatorLinearAssembleAddPointBlockDiagonal_Hip)); 1101 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleSingle", CeedSingleOperatorAssemble_Hip)); 1102 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Hip)); 1103 CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Hip)); 1104 return CEED_ERROR_SUCCESS; 1105 } 1106 1107 //------------------------------------------------------------------------------ 1108