// Copyright (c) 2017-2022, Lawrence Livermore National Security, LLC and other CEED contributors. // All Rights Reserved. See the top-level LICENSE and NOTICE files for details. // // SPDX-License-Identifier: BSD-2-Clause // // This file is part of CEED: http://github.com/ceed #include #include #include #include #include #include "ceed-opt.h" //------------------------------------------------------------------------------ // Setup Input/Output Fields //------------------------------------------------------------------------------ static int CeedOperatorSetupFields_Opt(CeedQFunction qf, CeedOperator op, bool is_input, const CeedInt blk_size, CeedElemRestriction *blk_restr, CeedVector *e_vecs_full, CeedVector *e_vecs, CeedVector *q_vecs, CeedInt start_e, CeedInt num_fields, CeedInt Q) { CeedInt num_comp, size, P; CeedSize e_size, q_size; Ceed ceed; CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); CeedBasis basis; CeedElemRestriction r; CeedOperatorField *op_fields; CeedQFunctionField *qf_fields; if (is_input) { CeedCallBackend(CeedOperatorGetFields(op, NULL, &op_fields, NULL, NULL)); CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_fields, NULL, NULL)); } else { CeedCallBackend(CeedOperatorGetFields(op, NULL, NULL, NULL, &op_fields)); CeedCallBackend(CeedQFunctionGetFields(qf, NULL, NULL, NULL, &qf_fields)); } // Loop over fields for (CeedInt i = 0; i < num_fields; i++) { CeedEvalMode eval_mode; CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_fields[i], &eval_mode)); if (eval_mode != CEED_EVAL_WEIGHT) { CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_fields[i], &r)); Ceed ceed; CeedCallBackend(CeedElemRestrictionGetCeed(r, &ceed)); CeedSize l_size; CeedInt num_elem, elem_size, comp_stride; CeedCallBackend(CeedElemRestrictionGetNumElements(r, &num_elem)); CeedCallBackend(CeedElemRestrictionGetElementSize(r, &elem_size)); CeedCallBackend(CeedElemRestrictionGetLVectorSize(r, &l_size)); CeedCallBackend(CeedElemRestrictionGetNumComponents(r, &num_comp)); bool strided; CeedCallBackend(CeedElemRestrictionIsStrided(r, &strided)); if (strided) { CeedInt strides[3]; CeedCallBackend(CeedElemRestrictionGetStrides(r, &strides)); CeedCallBackend( CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, elem_size, blk_size, num_comp, l_size, strides, &blk_restr[i + start_e])); } else { const CeedInt *offsets = NULL; CeedCallBackend(CeedElemRestrictionGetOffsets(r, CEED_MEM_HOST, &offsets)); CeedCallBackend(CeedElemRestrictionGetCompStride(r, &comp_stride)); CeedCallBackend(CeedElemRestrictionCreateBlocked(ceed, num_elem, elem_size, blk_size, num_comp, comp_stride, l_size, CEED_MEM_HOST, CEED_COPY_VALUES, offsets, &blk_restr[i + start_e])); CeedCallBackend(CeedElemRestrictionRestoreOffsets(r, &offsets)); } CeedCallBackend(CeedElemRestrictionCreateVector(blk_restr[i + start_e], NULL, &e_vecs_full[i + start_e])); } switch (eval_mode) { case CEED_EVAL_NONE: CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); e_size = (CeedSize)Q * size * blk_size; CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); q_size = (CeedSize)Q * size * blk_size; CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); break; case CEED_EVAL_INTERP: case CEED_EVAL_GRAD: case CEED_EVAL_DIV: case CEED_EVAL_CURL: CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); CeedCallBackend(CeedQFunctionFieldGetSize(qf_fields[i], &size)); CeedCallBackend(CeedBasisGetNumNodes(basis, &P)); CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); e_size = (CeedSize)P * num_comp * blk_size; CeedCallBackend(CeedVectorCreate(ceed, e_size, &e_vecs[i])); q_size = (CeedSize)Q * size * blk_size; CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); break; case CEED_EVAL_WEIGHT: // Only on input fields CeedCallBackend(CeedOperatorFieldGetBasis(op_fields[i], &basis)); q_size = (CeedSize)Q * blk_size; CeedCallBackend(CeedVectorCreate(ceed, q_size, &q_vecs[i])); CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, CEED_EVAL_WEIGHT, CEED_VECTOR_NONE, q_vecs[i])); break; } if (is_input && !!e_vecs[i]) { CeedCallBackend(CeedVectorSetArray(e_vecs[i], CEED_MEM_HOST, CEED_COPY_VALUES, NULL)); } } return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------ // Setup Operator //------------------------------------------------------------------------------ static int CeedOperatorSetup_Opt(CeedOperator op) { bool is_setup_done; CeedCallBackend(CeedOperatorIsSetupDone(op, &is_setup_done)); if (is_setup_done) return CEED_ERROR_SUCCESS; Ceed ceed; CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); Ceed_Opt *ceed_impl; CeedCallBackend(CeedGetData(ceed, &ceed_impl)); const CeedInt blk_size = ceed_impl->blk_size; CeedOperator_Opt *impl; CeedCallBackend(CeedOperatorGetData(op, &impl)); CeedQFunction qf; CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); CeedInt Q, num_input_fields, num_output_fields; CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); CeedCallBackend(CeedQFunctionIsIdentity(qf, &impl->is_identity_qf)); CeedOperatorField *op_input_fields, *op_output_fields; CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); CeedQFunctionField *qf_input_fields, *qf_output_fields; CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); // Allocate CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->blk_restr)); CeedCallBackend(CeedCalloc(num_input_fields + num_output_fields, &impl->e_vecs_full)); CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->input_states)); CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_in)); CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->e_vecs_out)); CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_in)); CeedCallBackend(CeedCalloc(CEED_FIELD_MAX, &impl->q_vecs_out)); impl->num_inputs = num_input_fields; impl->num_outputs = num_output_fields; // Set up infield and outfield pointer arrays // Infields CeedCallBackend(CeedOperatorSetupFields_Opt(qf, op, true, blk_size, impl->blk_restr, impl->e_vecs_full, impl->e_vecs_in, impl->q_vecs_in, 0, num_input_fields, Q)); // Outfields CeedCallBackend(CeedOperatorSetupFields_Opt(qf, op, false, blk_size, impl->blk_restr, impl->e_vecs_full, impl->e_vecs_out, impl->q_vecs_out, num_input_fields, num_output_fields, Q)); // Identity QFunctions if (impl->is_identity_qf) { CeedEvalMode in_mode, out_mode; CeedQFunctionField *in_fields, *out_fields; CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &in_fields, NULL, &out_fields)); CeedCallBackend(CeedQFunctionFieldGetEvalMode(in_fields[0], &in_mode)); CeedCallBackend(CeedQFunctionFieldGetEvalMode(out_fields[0], &out_mode)); if (in_mode == CEED_EVAL_NONE && out_mode == CEED_EVAL_NONE) { impl->is_identity_restr_op = true; } else { CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[0])); impl->q_vecs_out[0] = impl->q_vecs_in[0]; CeedCallBackend(CeedVectorAddReference(impl->q_vecs_in[0])); } } CeedCallBackend(CeedOperatorSetSetupDone(op)); return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------ // Setup Input Fields //------------------------------------------------------------------------------ static inline int CeedOperatorSetupInputs_Opt(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, CeedVector in_vec, CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Opt *impl, CeedRequest *request) { CeedEvalMode eval_mode; CeedVector vec; uint64_t state; for (CeedInt i = 0; i < num_input_fields; i++) { CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); if (eval_mode == CEED_EVAL_WEIGHT) { // Skip } else { // Get input vector CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); if (vec != CEED_VECTOR_ACTIVE) { // Restrict CeedCallBackend(CeedVectorGetState(vec, &state)); if (state != impl->input_states[i]) { CeedCallBackend(CeedElemRestrictionApply(impl->blk_restr[i], CEED_NOTRANSPOSE, vec, impl->e_vecs_full[i], request)); impl->input_states[i] = state; } // Get evec CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_full[i], CEED_MEM_HOST, (const CeedScalar **)&e_data[i])); } else { // Set Qvec for CEED_EVAL_NONE if (eval_mode == CEED_EVAL_NONE) { CeedCallBackend(CeedVectorGetArrayRead(impl->e_vecs_in[i], CEED_MEM_HOST, (const CeedScalar **)&e_data[i])); CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, e_data[i])); CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_in[i], (const CeedScalar **)&e_data[i])); } } } } return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------ // Input Basis Action //------------------------------------------------------------------------------ static inline int CeedOperatorInputBasis_Opt(CeedInt e, CeedInt Q, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, CeedInt num_input_fields, CeedInt blk_size, CeedVector in_vec, bool skip_active, CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Opt *impl, CeedRequest *request) { CeedInt elem_size, size, num_comp; CeedElemRestriction elem_restr; CeedEvalMode eval_mode; CeedBasis basis; CeedVector vec; for (CeedInt i = 0; i < num_input_fields; i++) { CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); // Skip active input if (skip_active) { if (vec == CEED_VECTOR_ACTIVE) continue; } CeedInt active_in = 0; // Get elem_size, eval_mode, size CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_input_fields[i], &elem_restr)); CeedCallBackend(CeedElemRestrictionGetElementSize(elem_restr, &elem_size)); CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); // Restrict block active input if (vec == CEED_VECTOR_ACTIVE) { CeedCallBackend(CeedElemRestrictionApplyBlock(impl->blk_restr[i], e / blk_size, CEED_NOTRANSPOSE, in_vec, impl->e_vecs_in[i], request)); active_in = 1; } // Basis action switch (eval_mode) { case CEED_EVAL_NONE: if (!active_in) { CeedCallBackend(CeedVectorSetArray(impl->q_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data[i][e * Q * size])); } break; case CEED_EVAL_INTERP: case CEED_EVAL_GRAD: case CEED_EVAL_DIV: case CEED_EVAL_CURL: CeedCallBackend(CeedOperatorFieldGetBasis(op_input_fields[i], &basis)); if (!active_in) { CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); CeedCallBackend(CeedVectorSetArray(impl->e_vecs_in[i], CEED_MEM_HOST, CEED_USE_POINTER, &e_data[i][e * elem_size * num_comp])); } CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_NOTRANSPOSE, eval_mode, impl->e_vecs_in[i], impl->q_vecs_in[i])); break; case CEED_EVAL_WEIGHT: break; // No action } } return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------ // Output Basis Action //------------------------------------------------------------------------------ static inline int CeedOperatorOutputBasis_Opt(CeedInt e, CeedInt Q, CeedQFunctionField *qf_output_fields, CeedOperatorField *op_output_fields, CeedInt blk_size, CeedInt num_input_fields, CeedInt num_output_fields, CeedOperator op, CeedVector out_vec, CeedOperator_Opt *impl, CeedRequest *request) { CeedElemRestriction elem_restr; CeedEvalMode eval_mode; CeedBasis basis; CeedVector vec; for (CeedInt i = 0; i < num_output_fields; i++) { // Get elem_size, eval_mode, size CeedCallBackend(CeedOperatorFieldGetElemRestriction(op_output_fields[i], &elem_restr)); CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); // Basis action switch (eval_mode) { case CEED_EVAL_NONE: break; // No action case CEED_EVAL_INTERP: case CEED_EVAL_GRAD: case CEED_EVAL_DIV: case CEED_EVAL_CURL: CeedCallBackend(CeedOperatorFieldGetBasis(op_output_fields[i], &basis)); CeedCallBackend(CeedBasisApply(basis, blk_size, CEED_TRANSPOSE, eval_mode, impl->q_vecs_out[i], impl->e_vecs_out[i])); break; // LCOV_EXCL_START case CEED_EVAL_WEIGHT: { Ceed ceed; CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT cannot be an output evaluation mode"); // LCOV_EXCL_STOP } } // Restrict output block // Get output vector CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); if (vec == CEED_VECTOR_ACTIVE) vec = out_vec; // Restrict CeedCallBackend( CeedElemRestrictionApplyBlock(impl->blk_restr[i + impl->num_inputs], e / blk_size, CEED_TRANSPOSE, impl->e_vecs_out[i], vec, request)); } return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------ // Restore Input Vectors //------------------------------------------------------------------------------ static inline int CeedOperatorRestoreInputs_Opt(CeedInt num_input_fields, CeedQFunctionField *qf_input_fields, CeedOperatorField *op_input_fields, CeedScalar *e_data[2 * CEED_FIELD_MAX], CeedOperator_Opt *impl) { for (CeedInt i = 0; i < num_input_fields; i++) { CeedEvalMode eval_mode; CeedVector vec; CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_input_fields[i], &eval_mode)); CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); if (eval_mode != CEED_EVAL_WEIGHT && vec != CEED_VECTOR_ACTIVE) { CeedCallBackend(CeedVectorRestoreArrayRead(impl->e_vecs_full[i], (const CeedScalar **)&e_data[i])); } } return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------ // Operator Apply //------------------------------------------------------------------------------ static int CeedOperatorApplyAdd_Opt(CeedOperator op, CeedVector in_vec, CeedVector out_vec, CeedRequest *request) { Ceed ceed; CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); Ceed_Opt *ceed_impl; CeedCallBackend(CeedGetData(ceed, &ceed_impl)); CeedInt blk_size = ceed_impl->blk_size; CeedOperator_Opt *impl; CeedCallBackend(CeedOperatorGetData(op, &impl)); CeedInt Q, num_input_fields, num_output_fields, num_elem; CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); CeedQFunction qf; CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); CeedOperatorField *op_input_fields, *op_output_fields; CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); CeedQFunctionField *qf_input_fields, *qf_output_fields; CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); CeedEvalMode eval_mode; CeedScalar *e_data[2 * CEED_FIELD_MAX] = {0}; // Setup CeedCallBackend(CeedOperatorSetup_Opt(op)); // Restriction only operator if (impl->is_identity_restr_op) { for (CeedInt b = 0; b < num_blks; b++) { CeedCallBackend(CeedElemRestrictionApplyBlock(impl->blk_restr[0], b, CEED_NOTRANSPOSE, in_vec, impl->e_vecs_in[0], request)); CeedCallBackend(CeedElemRestrictionApplyBlock(impl->blk_restr[1], b, CEED_TRANSPOSE, impl->e_vecs_in[0], out_vec, request)); } return CEED_ERROR_SUCCESS; } // Input Evecs and Restriction CeedCallBackend(CeedOperatorSetupInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, in_vec, e_data, impl, request)); // Output Lvecs, Evecs, and Qvecs for (CeedInt i = 0; i < num_output_fields; i++) { // Set Qvec if needed CeedCallBackend(CeedQFunctionFieldGetEvalMode(qf_output_fields[i], &eval_mode)); if (eval_mode == CEED_EVAL_NONE) { // Set qvec to single block evec CeedCallBackend(CeedVectorGetArrayWrite(impl->e_vecs_out[i], CEED_MEM_HOST, &e_data[i + num_input_fields])); CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[i], CEED_MEM_HOST, CEED_USE_POINTER, e_data[i + num_input_fields])); CeedCallBackend(CeedVectorRestoreArray(impl->e_vecs_out[i], &e_data[i + num_input_fields])); } } // Loop through elements for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { // Input basis apply CeedCallBackend( CeedOperatorInputBasis_Opt(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, in_vec, false, e_data, impl, request)); // Q function if (!impl->is_identity_qf) { CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); } // Output basis apply and restrict CeedCallBackend(CeedOperatorOutputBasis_Opt(e, Q, qf_output_fields, op_output_fields, blk_size, num_input_fields, num_output_fields, op, out_vec, impl, request)); } // Restore input arrays CeedCallBackend(CeedOperatorRestoreInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, e_data, impl)); return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------ // Core code for linear QFunction assembly //------------------------------------------------------------------------------ static inline int CeedOperatorLinearAssembleQFunctionCore_Opt(CeedOperator op, bool build_objects, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { Ceed ceed; CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); Ceed_Opt *ceed_impl; CeedCallBackend(CeedGetData(ceed, &ceed_impl)); const CeedInt blk_size = ceed_impl->blk_size; CeedSize q_size; CeedOperator_Opt *impl; CeedCallBackend(CeedOperatorGetData(op, &impl)); CeedInt Q, num_input_fields, num_output_fields, num_elem, size; CeedCallBackend(CeedOperatorGetNumElements(op, &num_elem)); CeedCallBackend(CeedOperatorGetNumQuadraturePoints(op, &Q)); CeedInt num_blks = (num_elem / blk_size) + !!(num_elem % blk_size); CeedQFunction qf; CeedCallBackend(CeedOperatorGetQFunction(op, &qf)); CeedOperatorField *op_input_fields, *op_output_fields; CeedCallBackend(CeedOperatorGetFields(op, &num_input_fields, &op_input_fields, &num_output_fields, &op_output_fields)); CeedQFunctionField *qf_input_fields, *qf_output_fields; CeedCallBackend(CeedQFunctionGetFields(qf, NULL, &qf_input_fields, NULL, &qf_output_fields)); CeedVector vec, l_vec = impl->qf_l_vec; CeedInt num_active_in = impl->num_active_in, num_active_out = impl->num_active_out; CeedVector *active_in = impl->qf_active_in; CeedScalar *a, *tmp; CeedScalar *e_data[2 * CEED_FIELD_MAX] = {0}; // Setup CeedCallBackend(CeedOperatorSetup_Opt(op)); // Check for identity CeedCheck(!impl->is_identity_qf, ceed, CEED_ERROR_BACKEND, "Assembling identity qfunctions not supported"); // Input Evecs and Restriction CeedCallBackend(CeedOperatorSetupInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, NULL, e_data, impl, request)); // Count number of active input fields if (!num_active_in) { for (CeedInt i = 0; i < num_input_fields; i++) { // Get input vector CeedCallBackend(CeedOperatorFieldGetVector(op_input_fields[i], &vec)); // Check if active input if (vec == CEED_VECTOR_ACTIVE) { CeedCallBackend(CeedQFunctionFieldGetSize(qf_input_fields[i], &size)); CeedCallBackend(CeedVectorSetValue(impl->q_vecs_in[i], 0.0)); CeedCallBackend(CeedVectorGetArray(impl->q_vecs_in[i], CEED_MEM_HOST, &tmp)); CeedCallBackend(CeedRealloc(num_active_in + size, &active_in)); for (CeedInt field = 0; field < size; field++) { q_size = (CeedSize)Q * blk_size; CeedCallBackend(CeedVectorCreate(ceed, q_size, &active_in[num_active_in + field])); CeedCallBackend(CeedVectorSetArray(active_in[num_active_in + field], CEED_MEM_HOST, CEED_USE_POINTER, &tmp[field * Q * blk_size])); } num_active_in += size; CeedCallBackend(CeedVectorRestoreArray(impl->q_vecs_in[i], &tmp)); } } impl->num_active_in = num_active_in; impl->qf_active_in = active_in; } // Count number of active output fields if (!num_active_out) { for (CeedInt i = 0; i < num_output_fields; i++) { // Get output vector CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[i], &vec)); // Check if active output if (vec == CEED_VECTOR_ACTIVE) { CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[i], &size)); num_active_out += size; } } impl->num_active_out = num_active_out; } // Check sizes CeedCheck(num_active_in > 0 && num_active_out > 0, ceed, CEED_ERROR_BACKEND, "Cannot assemble QFunction without active inputs and outputs"); // Setup l_vec if (!l_vec) { CeedSize l_size = (CeedSize)blk_size * Q * num_active_in * num_active_out; CeedCallBackend(CeedVectorCreate(ceed, l_size, &l_vec)); CeedCallBackend(CeedVectorSetValue(l_vec, 0.0)); impl->qf_l_vec = l_vec; } // Build objects if needed CeedInt strides[3] = {1, Q, num_active_in * num_active_out * Q}; if (build_objects) { // Create output restriction CeedCallBackend(CeedElemRestrictionCreateStrided(ceed, num_elem, Q, num_active_in * num_active_out, num_active_in * num_active_out * num_elem * Q, strides, rstr)); // Create assembled vector CeedSize l_size = (CeedSize)num_elem * Q * num_active_in * num_active_out; CeedCallBackend(CeedVectorCreate(ceed, l_size, assembled)); } // Output blocked restriction CeedElemRestriction blk_rstr = impl->qf_blk_rstr; if (!blk_rstr) { CeedCallBackend(CeedElemRestrictionCreateBlockedStrided(ceed, num_elem, Q, blk_size, num_active_in * num_active_out, num_active_in * num_active_out * num_elem * Q, strides, &blk_rstr)); impl->qf_blk_rstr = blk_rstr; } // Loop through elements CeedCallBackend(CeedVectorSetValue(*assembled, 0.0)); for (CeedInt e = 0; e < num_blks * blk_size; e += blk_size) { CeedCallBackend(CeedVectorGetArray(l_vec, CEED_MEM_HOST, &a)); // Input basis apply CeedCallBackend( CeedOperatorInputBasis_Opt(e, Q, qf_input_fields, op_input_fields, num_input_fields, blk_size, NULL, true, e_data, impl, request)); // Assemble QFunction for (CeedInt in = 0; in < num_active_in; in++) { // Set Inputs CeedCallBackend(CeedVectorSetValue(active_in[in], 1.0)); if (num_active_in > 1) { CeedCallBackend(CeedVectorSetValue(active_in[(in + num_active_in - 1) % num_active_in], 0.0)); } // Set Outputs for (CeedInt out = 0; out < num_output_fields; out++) { // Get output vector CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); // Check if active output if (vec == CEED_VECTOR_ACTIVE) { CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_USE_POINTER, a)); CeedCallBackend(CeedQFunctionFieldGetSize(qf_output_fields[out], &size)); a += size * Q * blk_size; // Advance the pointer by the size of the output } } // Apply QFunction CeedCallBackend(CeedQFunctionApply(qf, Q * blk_size, impl->q_vecs_in, impl->q_vecs_out)); } // Assemble into assembled vector CeedCallBackend(CeedVectorRestoreArray(l_vec, &a)); CeedCallBackend(CeedElemRestrictionApplyBlock(blk_rstr, e / blk_size, CEED_TRANSPOSE, l_vec, *assembled, request)); } // Un-set output Qvecs to prevent accidental overwrite of Assembled for (CeedInt out = 0; out < num_output_fields; out++) { // Get output vector CeedCallBackend(CeedOperatorFieldGetVector(op_output_fields[out], &vec)); // Check if active output if (vec == CEED_VECTOR_ACTIVE) { CeedCallBackend(CeedVectorSetArray(impl->q_vecs_out[out], CEED_MEM_HOST, CEED_COPY_VALUES, NULL)); } } // Restore input arrays CeedCallBackend(CeedOperatorRestoreInputs_Opt(num_input_fields, qf_input_fields, op_input_fields, e_data, impl)); return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------ // Assemble Linear QFunction //------------------------------------------------------------------------------ static int CeedOperatorLinearAssembleQFunction_Opt(CeedOperator op, CeedVector *assembled, CeedElemRestriction *rstr, CeedRequest *request) { return CeedOperatorLinearAssembleQFunctionCore_Opt(op, true, assembled, rstr, request); } //------------------------------------------------------------------------------ // Update Assembled Linear QFunction //------------------------------------------------------------------------------ static int CeedOperatorLinearAssembleQFunctionUpdate_Opt(CeedOperator op, CeedVector assembled, CeedElemRestriction rstr, CeedRequest *request) { return CeedOperatorLinearAssembleQFunctionCore_Opt(op, false, &assembled, &rstr, request); } //------------------------------------------------------------------------------ // Operator Destroy //------------------------------------------------------------------------------ static int CeedOperatorDestroy_Opt(CeedOperator op) { CeedOperator_Opt *impl; CeedCallBackend(CeedOperatorGetData(op, &impl)); for (CeedInt i = 0; i < impl->num_inputs + impl->num_outputs; i++) { CeedCallBackend(CeedElemRestrictionDestroy(&impl->blk_restr[i])); CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_full[i])); } CeedCallBackend(CeedFree(&impl->blk_restr)); CeedCallBackend(CeedFree(&impl->e_vecs_full)); CeedCallBackend(CeedFree(&impl->input_states)); for (CeedInt i = 0; i < impl->num_inputs; i++) { CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_in[i])); CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_in[i])); } CeedCallBackend(CeedFree(&impl->e_vecs_in)); CeedCallBackend(CeedFree(&impl->q_vecs_in)); for (CeedInt i = 0; i < impl->num_outputs; i++) { CeedCallBackend(CeedVectorDestroy(&impl->e_vecs_out[i])); CeedCallBackend(CeedVectorDestroy(&impl->q_vecs_out[i])); } CeedCallBackend(CeedFree(&impl->e_vecs_out)); CeedCallBackend(CeedFree(&impl->q_vecs_out)); // QFunction assembly data for (CeedInt i = 0; i < impl->num_active_in; i++) { CeedCallBackend(CeedVectorDestroy(&impl->qf_active_in[i])); } CeedCallBackend(CeedFree(&impl->qf_active_in)); CeedCallBackend(CeedVectorDestroy(&impl->qf_l_vec)); CeedCallBackend(CeedElemRestrictionDestroy(&impl->qf_blk_rstr)); CeedCallBackend(CeedFree(&impl)); return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------ // Operator Create //------------------------------------------------------------------------------ int CeedOperatorCreate_Opt(CeedOperator op) { Ceed ceed; CeedCallBackend(CeedOperatorGetCeed(op, &ceed)); Ceed_Opt *ceed_impl; CeedCallBackend(CeedGetData(ceed, &ceed_impl)); CeedInt blk_size = ceed_impl->blk_size; CeedOperator_Opt *impl; CeedCallBackend(CeedCalloc(1, &impl)); CeedCallBackend(CeedOperatorSetData(op, impl)); CeedCheck(blk_size == 1 || blk_size == 8, ceed, CEED_ERROR_BACKEND, "Opt backend cannot use blocksize: %" CeedInt_FMT, blk_size); CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunction", CeedOperatorLinearAssembleQFunction_Opt)); CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "LinearAssembleQFunctionUpdate", CeedOperatorLinearAssembleQFunctionUpdate_Opt)); CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "ApplyAdd", CeedOperatorApplyAdd_Opt)); CeedCallBackend(CeedSetBackendFunction(ceed, "Operator", op, "Destroy", CeedOperatorDestroy_Opt)); return CEED_ERROR_SUCCESS; } //------------------------------------------------------------------------------