// 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 #ifdef CEED_MAGMA_USE_HIP #include "../hip/ceed-hip-common.h" #include "../hip/ceed-hip-compile.h" #else #include "../cuda/ceed-cuda-common.h" #include "../cuda/ceed-cuda-compile.h" #endif #include "ceed-magma-common.h" #include "ceed-magma.h" #ifdef __cplusplus CEED_INTERN "C" #endif int CeedBasisApply_Magma(CeedBasis basis, CeedInt num_elem, CeedTransposeMode t_mode, CeedEvalMode e_mode, CeedVector U, CeedVector V) { Ceed ceed; Ceed_Magma *data; CeedInt dim, num_comp, num_dof, P_1d, Q_1d; const CeedScalar *du; CeedScalar *dv; CeedBasis_Magma *impl; CeedCallBackend(CeedBasisGetCeed(basis, &ceed)); CeedCallBackend(CeedBasisGetDimension(basis, &dim)); CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); CeedCallBackend(CeedBasisGetNumNodes(basis, &num_dof)); CeedCallBackend(CeedGetData(ceed, &data)); if (U != CEED_VECTOR_NONE) CeedCallBackend(CeedVectorGetArrayRead(U, CEED_MEM_DEVICE, &du)); else CeedCheck(e_mode == CEED_EVAL_WEIGHT, ceed, CEED_ERROR_BACKEND, "An input vector is required for this CeedEvalMode"); CeedCallBackend(CeedVectorGetArrayWrite(V, CEED_MEM_DEVICE, &dv)); CeedCallBackend(CeedBasisGetData(basis, &impl)); CeedCallBackend(CeedBasisGetNumNodes1D(basis, &P_1d)); CeedCallBackend(CeedBasisGetNumQuadraturePoints1D(basis, &Q_1d)); CeedDebug256(ceed, 4, "[CeedBasisApply_Magma] vsize=%" CeedInt_FMT ", comp = %" CeedInt_FMT, num_comp * CeedIntPow(P_1d, dim), num_comp); if (t_mode == CEED_TRANSPOSE) { CeedSize length; CeedCallBackend(CeedVectorGetLength(V, &length)); if (CEED_SCALAR_TYPE == CEED_SCALAR_FP32) { magmablas_slaset(MagmaFull, length, 1, 0., 0., (float *)dv, length, data->queue); } else { magmablas_dlaset(MagmaFull, length, 1, 0., 0., (double *)dv, length, data->queue); } ceed_magma_queue_sync(data->queue); } switch (e_mode) { case CEED_EVAL_INTERP: { CeedInt P = P_1d, Q = Q_1d; if (t_mode == CEED_TRANSPOSE) { P = Q_1d; Q = P_1d; } // Define element sizes for dofs/quad CeedInt elem_qpts_size = CeedIntPow(Q_1d, dim); CeedInt elem_dofs_size = CeedIntPow(P_1d, dim); // E-vector ordering -------------- Q-vector ordering // component component // elem elem // node node // --- Define strides for NOTRANSPOSE mode: --- // Input (du) is E-vector, output (dv) is Q-vector // Element strides CeedInt u_elem_stride = elem_dofs_size; CeedInt v_elem_stride = elem_qpts_size; // Component strides CeedInt u_comp_stride = num_elem * elem_dofs_size; CeedInt v_comp_stride = num_elem * elem_qpts_size; // --- Swap strides for TRANSPOSE mode: --- if (t_mode == CEED_TRANSPOSE) { // Input (du) is Q-vector, output (dv) is E-vector // Element strides v_elem_stride = elem_dofs_size; u_elem_stride = elem_qpts_size; // Component strides v_comp_stride = num_elem * elem_dofs_size; u_comp_stride = num_elem * elem_qpts_size; } CeedInt num_threads = 1; CeedInt num_t_col = 1; CeedInt shared_mem = 0; CeedInt max_P_Q = CeedIntMax(P, Q); switch (dim) { case 1: num_threads = max_P_Q; num_t_col = MAGMA_BASIS_NTCOL(num_threads, MAGMA_MAXTHREADS_1D); shared_mem += sizeof(CeedScalar) * num_t_col * (num_comp * (1 * P + 1 * Q)); shared_mem += sizeof(CeedScalar) * (P * Q); break; case 2: num_threads = max_P_Q; num_t_col = MAGMA_BASIS_NTCOL(num_threads, MAGMA_MAXTHREADS_2D); shared_mem += P * Q * sizeof(CeedScalar); // for sT shared_mem += num_t_col * (P * max_P_Q * sizeof(CeedScalar)); // for reforming rU we need PxP, and for the intermediate output we need PxQ break; case 3: num_threads = max_P_Q * max_P_Q; num_t_col = MAGMA_BASIS_NTCOL(num_threads, MAGMA_MAXTHREADS_3D); shared_mem += sizeof(CeedScalar) * (P * Q); // for sT shared_mem += sizeof(CeedScalar) * num_t_col * (CeedIntMax(P * P * max_P_Q, P * Q * Q)); // rU needs P^2xP, the intermediate output needs max(P^2xQ,PQ^2) } CeedInt grid = (num_elem + num_t_col - 1) / num_t_col; void *args[] = {&impl->d_interp_1d, &du, &u_elem_stride, &u_comp_stride, &dv, &v_elem_stride, &v_comp_stride, &num_elem}; if (t_mode == CEED_TRANSPOSE) { CeedCallBackend(CeedRunKernelDimSharedMagma(ceed, impl->magma_interp_tr, grid, num_threads, num_t_col, 1, shared_mem, args)); } else { CeedCallBackend(CeedRunKernelDimSharedMagma(ceed, impl->magma_interp, grid, num_threads, num_t_col, 1, shared_mem, args)); } } break; case CEED_EVAL_GRAD: { CeedInt P = P_1d, Q = Q_1d; // In CEED_NOTRANSPOSE mode: // du is (P^dim x nc), column-major layout (nc = num_comp) // dv is (Q^dim x nc x dim), column-major layout (nc = num_comp) // In CEED_TRANSPOSE mode, the sizes of du and dv are switched. if (t_mode == CEED_TRANSPOSE) { P = Q_1d; Q = P_1d; } // Define element sizes for dofs/quad CeedInt elem_qpts_size = CeedIntPow(Q_1d, dim); CeedInt elem_dofs_size = CeedIntPow(P_1d, dim); // E-vector ordering -------------- Q-vector ordering // dim // component component // elem elem // node node // --- Define strides for NOTRANSPOSE mode: --- // Input (du) is E-vector, output (dv) is Q-vector // Element strides CeedInt u_elem_stride = elem_dofs_size; CeedInt v_elem_stride = elem_qpts_size; // Component strides CeedInt u_comp_stride = num_elem * elem_dofs_size; CeedInt v_comp_stride = num_elem * elem_qpts_size; // Dimension strides CeedInt u_dim_stride = 0; CeedInt v_dim_stride = num_elem * elem_qpts_size * num_comp; // --- Swap strides for TRANSPOSE mode: --- if (t_mode == CEED_TRANSPOSE) { // Input (du) is Q-vector, output (dv) is E-vector // Element strides v_elem_stride = elem_dofs_size; u_elem_stride = elem_qpts_size; // Component strides v_comp_stride = num_elem * elem_dofs_size; u_comp_stride = num_elem * elem_qpts_size; // Dimension strides v_dim_stride = 0; u_dim_stride = num_elem * elem_qpts_size * num_comp; } CeedInt num_threads = 1; CeedInt num_t_col = 1; CeedInt shared_mem = 0; CeedInt max_P_Q = CeedIntMax(P, Q); switch (dim) { case 1: num_threads = max_P_Q; num_t_col = MAGMA_BASIS_NTCOL(num_threads, MAGMA_MAXTHREADS_1D); shared_mem += sizeof(CeedScalar) * num_t_col * (num_comp * (1 * P + 1 * Q)); shared_mem += sizeof(CeedScalar) * (P * Q); break; case 2: num_threads = max_P_Q; num_t_col = MAGMA_BASIS_NTCOL(num_threads, MAGMA_MAXTHREADS_2D); shared_mem += sizeof(CeedScalar) * 2 * P * Q; // for sTinterp and sTgrad shared_mem += sizeof(CeedScalar) * num_t_col * (P * max_P_Q); // for reforming rU we need PxP, and for the intermediate output we need PxQ break; case 3: num_threads = max_P_Q * max_P_Q; num_t_col = MAGMA_BASIS_NTCOL(num_threads, MAGMA_MAXTHREADS_3D); shared_mem += sizeof(CeedScalar) * 2 * P * Q; // for sTinterp and sTgrad shared_mem += sizeof(CeedScalar) * num_t_col * CeedIntMax(P * P * P, (P * P * Q) + (P * Q * Q)); // rU needs P^2xP, the intermediate outputs need (P^2.Q + P.Q^2) } CeedInt grid = (num_elem + num_t_col - 1) / num_t_col; void *args[] = {&impl->d_interp_1d, &impl->d_grad_1d, &du, &u_elem_stride, &u_comp_stride, &u_dim_stride, &dv, &v_elem_stride, &v_comp_stride, &v_dim_stride, &num_elem}; if (t_mode == CEED_TRANSPOSE) { CeedCallBackend(CeedRunKernelDimSharedMagma(ceed, impl->magma_grad_tr, grid, num_threads, num_t_col, 1, shared_mem, args)); } else { CeedCallBackend(CeedRunKernelDimSharedMagma(ceed, impl->magma_grad, grid, num_threads, num_t_col, 1, shared_mem, args)); } } break; case CEED_EVAL_WEIGHT: { CeedCheck(t_mode != CEED_TRANSPOSE, ceed, CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT inum_compatible with CEED_TRANSPOSE"); CeedInt Q = Q_1d; CeedInt elem_dofs_size = CeedIntPow(Q, dim); CeedInt num_threads = 1; CeedInt num_t_col = 1; CeedInt shared_mem = 0; switch (dim) { case 1: num_threads = Q; num_t_col = MAGMA_BASIS_NTCOL(num_threads, MAGMA_MAXTHREADS_1D); shared_mem += sizeof(CeedScalar) * Q; // for d_q_weight_1d shared_mem += sizeof(CeedScalar) * num_t_col * Q; // for output break; case 2: num_threads = Q; num_t_col = MAGMA_BASIS_NTCOL(num_threads, MAGMA_MAXTHREADS_2D); shared_mem += sizeof(CeedScalar) * Q; // for d_q_weight_1d break; case 3: num_threads = Q * Q; num_t_col = MAGMA_BASIS_NTCOL(num_threads, MAGMA_MAXTHREADS_3D); shared_mem += sizeof(CeedScalar) * Q; // for d_q_weight_1d } CeedInt grid = (num_elem + num_t_col - 1) / num_t_col; void *args[] = {&impl->d_q_weight_1d, &dv, &elem_dofs_size, &num_elem}; CeedCallBackend(CeedRunKernelDimSharedMagma(ceed, impl->magma_weight, grid, num_threads, num_t_col, 1, shared_mem, args)); } break; // LCOV_EXCL_START case CEED_EVAL_DIV: return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_DIV not supported"); case CEED_EVAL_CURL: return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_CURL not supported"); case CEED_EVAL_NONE: return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_NONE does not make sense in this context"); // LCOV_EXCL_STOP } // must sync to ensure completeness ceed_magma_queue_sync(data->queue); if (e_mode != CEED_EVAL_WEIGHT) { CeedCallBackend(CeedVectorRestoreArrayRead(U, &du)); } CeedCallBackend(CeedVectorRestoreArray(V, &dv)); return CEED_ERROR_SUCCESS; } #ifdef __cplusplus CEED_INTERN "C" #endif int CeedBasisApplyNonTensor_Magma(CeedBasis basis, CeedInt num_elem, CeedTransposeMode t_mode, CeedEvalMode e_mode, CeedVector U, CeedVector V) { Ceed ceed; Ceed_Magma *data; CeedInt dim, num_comp, num_dof, num_qpts, NB = 1; const CeedScalar *du; CeedScalar *dv; CeedBasisNonTensor_Magma *impl; CeedMagmaFunction *interp, *grad; CeedCallBackend(CeedBasisGetCeed(basis, &ceed)); CeedCallBackend(CeedGetData(ceed, &data)); magma_int_t arch = magma_getdevice_arch(); CeedCallBackend(CeedBasisGetDimension(basis, &dim)); CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); CeedCallBackend(CeedBasisGetNumNodes(basis, &num_dof)); CeedCallBackend(CeedBasisGetNumQuadraturePoints(basis, &num_qpts)); CeedInt P = num_dof, Q = num_qpts, N = num_elem * num_comp; if (U != CEED_VECTOR_NONE) CeedCallBackend(CeedVectorGetArrayRead(U, CEED_MEM_DEVICE, &du)); else CeedCheck(e_mode == CEED_EVAL_WEIGHT, ceed, CEED_ERROR_BACKEND, "An input vector is required for this CeedEvalMode"); CeedCallBackend(CeedVectorGetArrayWrite(V, CEED_MEM_DEVICE, &dv)); CeedCallBackend(CeedBasisGetData(basis, &impl)); CeedDebug256(ceed, 4, "[CeedBasisApplyNonTensor_Magma] vsize=%" CeedInt_FMT ", comp = %" CeedInt_FMT, num_comp * num_dof, num_comp); if (t_mode == CEED_TRANSPOSE) { CeedSize length; CeedCallBackend(CeedVectorGetLength(V, &length)); if (CEED_SCALAR_TYPE == CEED_SCALAR_FP32) { magmablas_slaset(MagmaFull, length, 1, 0., 0., (float *)dv, length, data->queue); } else { magmablas_dlaset(MagmaFull, length, 1, 0., 0., (double *)dv, length, data->queue); } ceed_magma_queue_sync(data->queue); } CeedInt n_array[MAGMA_NONTENSOR_KERNEL_INSTANCES] = {MAGMA_NONTENSOR_N_VALUES}; CeedInt iN = 0; CeedInt diff = abs(n_array[iN] - N); for (CeedInt in = iN + 1; in < MAGMA_NONTENSOR_KERNEL_INSTANCES; in++) { CeedInt idiff = abs(n_array[in] - N); if (idiff < diff) { iN = in; diff = idiff; } } NB = nontensor_rtc_get_nb(arch, 'd', e_mode, t_mode, P, n_array[iN], Q); interp = (t_mode == CEED_TRANSPOSE) ? &impl->magma_interp_tr_nontensor[iN] : &impl->magma_interp_nontensor[iN]; grad = (t_mode == CEED_TRANSPOSE) ? &impl->magma_grad_tr_nontensor[iN] : &impl->magma_grad_nontensor[iN]; switch (e_mode) { case CEED_EVAL_INTERP: { CeedInt P = num_dof, Q = num_qpts; if (P < MAGMA_NONTENSOR_CUSTOM_KERNEL_MAX_P && Q < MAGMA_NONTENSOR_CUSTOM_KERNEL_MAX_Q) { CeedInt M = (t_mode == CEED_TRANSPOSE) ? P : Q; CeedInt K = (t_mode == CEED_TRANSPOSE) ? Q : P; CeedInt num_t_col = MAGMA_NONTENSOR_BASIS_NTCOL(M); CeedInt shared_mem = 0, shared_mem_A = 0, shared_mem_B = 0; shared_mem_B += num_t_col * K * NB * sizeof(CeedScalar); shared_mem_A += (t_mode == CEED_TRANSPOSE) ? 0 : K * M * sizeof(CeedScalar); shared_mem = (t_mode == CEED_TRANSPOSE) ? (shared_mem_A + shared_mem_B) : CeedIntMax(shared_mem_A, shared_mem_B); CeedInt grid = MAGMA_CEILDIV(MAGMA_CEILDIV(N, NB), num_t_col); magma_trans_t trans_A = (t_mode == CEED_TRANSPOSE) ? MagmaNoTrans : MagmaTrans; magma_trans_t trans_B = MagmaNoTrans; CeedScalar alpha = 1.0, beta = 0.0; void *args[] = {&trans_A, &trans_B, &N, &alpha, &impl->d_interp, &P, &du, &K, &beta, &dv, &M}; CeedCallBackend(CeedRunKernelDimSharedMagma(ceed, *interp, grid, M, num_t_col, 1, shared_mem, args)); } else { if (t_mode == CEED_TRANSPOSE) { magma_gemm_nontensor(MagmaNoTrans, MagmaNoTrans, P, num_elem * num_comp, Q, 1.0, impl->d_interp, P, du, Q, 0.0, dv, P, data->queue); } else { magma_gemm_nontensor(MagmaTrans, MagmaNoTrans, Q, num_elem * num_comp, P, 1.0, impl->d_interp, P, du, P, 0.0, dv, Q, data->queue); } } } break; case CEED_EVAL_GRAD: { CeedInt P = num_dof, Q = num_qpts; if (P < MAGMA_NONTENSOR_CUSTOM_KERNEL_MAX_P && Q < MAGMA_NONTENSOR_CUSTOM_KERNEL_MAX_Q) { CeedInt M = (t_mode == CEED_TRANSPOSE) ? P : Q; CeedInt K = (t_mode == CEED_TRANSPOSE) ? Q : P; CeedInt num_t_col = MAGMA_NONTENSOR_BASIS_NTCOL(M); CeedInt shared_mem = 0, shared_mem_A = 0, shared_mem_B = 0; shared_mem_B += num_t_col * K * NB * sizeof(CeedScalar); shared_mem_A += (t_mode == CEED_TRANSPOSE) ? 0 : K * M * sizeof(CeedScalar); shared_mem = shared_mem_A + shared_mem_B; CeedInt grid = MAGMA_CEILDIV(MAGMA_CEILDIV(N, NB), num_t_col); magma_trans_t trans_A = (t_mode == CEED_TRANSPOSE) ? MagmaNoTrans : MagmaTrans; magma_trans_t trans_B = MagmaNoTrans; void *args[] = {&trans_A, &trans_B, &N, &impl->d_grad, &P, &du, &K, &dv, &M}; CeedCallBackend(CeedRunKernelDimSharedMagma(ceed, *grad, grid, M, num_t_col, 1, shared_mem, args)); } else { if (t_mode == CEED_TRANSPOSE) { CeedScalar beta = 0.0; for (int d = 0; d < dim; d++) { if (d > 0) beta = 1.0; magma_gemm_nontensor(MagmaNoTrans, MagmaNoTrans, P, num_elem * num_comp, Q, 1.0, impl->d_grad + d * P * Q, P, du + d * num_elem * num_comp * Q, Q, beta, dv, P, data->queue); } } else { for (int d = 0; d < dim; d++) magma_gemm_nontensor(MagmaTrans, MagmaNoTrans, Q, num_elem * num_comp, P, 1.0, impl->d_grad + d * P * Q, P, du, P, 0.0, dv + d * num_elem * num_comp * Q, Q, data->queue); } } } break; case CEED_EVAL_WEIGHT: { CeedCheck(t_mode != CEED_TRANSPOSE, ceed, CEED_ERROR_BACKEND, "CEED_EVAL_WEIGHT inum_compatible with CEED_TRANSPOSE"); int elemsPerBlock = 1; // basis->Q_1d < 7 ? optElems[basis->Q_1d] : 1; int grid = num_elem / elemsPerBlock + ((num_elem / elemsPerBlock * elemsPerBlock < num_elem) ? 1 : 0); magma_weight_nontensor(grid, num_qpts, num_elem, num_qpts, impl->d_q_weight, dv, data->queue); } break; // LCOV_EXCL_START case CEED_EVAL_DIV: return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_DIV not supported"); case CEED_EVAL_CURL: return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_CURL not supported"); case CEED_EVAL_NONE: return CeedError(ceed, CEED_ERROR_BACKEND, "CEED_EVAL_NONE does not make sense in this context"); // LCOV_EXCL_STOP } // must sync to ensure completeness ceed_magma_queue_sync(data->queue); if (e_mode != CEED_EVAL_WEIGHT) { CeedCallBackend(CeedVectorRestoreArrayRead(U, &du)); } CeedCallBackend(CeedVectorRestoreArray(V, &dv)); return CEED_ERROR_SUCCESS; } #ifdef __cplusplus CEED_INTERN "C" #endif int CeedBasisDestroy_Magma(CeedBasis basis) { Ceed ceed; CeedBasis_Magma *impl; CeedCallBackend(CeedBasisGetData(basis, &impl)); CeedCallBackend(magma_free(impl->d_q_ref_1d)); CeedCallBackend(magma_free(impl->d_interp_1d)); CeedCallBackend(magma_free(impl->d_grad_1d)); CeedCallBackend(magma_free(impl->d_q_weight_1d)); CeedCallBackend(CeedBasisGetCeed(basis, &ceed)); #ifdef CEED_MAGMA_USE_HIP CeedCallHip(ceed, hipModuleUnload(impl->module)); #else CeedCallCuda(ceed, cuModuleUnload(impl->module)); #endif CeedCallBackend(CeedFree(&impl)); return CEED_ERROR_SUCCESS; } #ifdef __cplusplus CEED_INTERN "C" #endif int CeedBasisDestroyNonTensor_Magma(CeedBasis basis) { Ceed ceed; CeedBasisNonTensor_Magma *impl; CeedCallBackend(CeedBasisGetData(basis, &impl)); CeedCallBackend(magma_free(impl->d_q_ref)); CeedCallBackend(magma_free(impl->d_interp)); CeedCallBackend(magma_free(impl->d_grad)); CeedCallBackend(magma_free(impl->d_q_weight)); CeedCallBackend(CeedBasisGetCeed(basis, &ceed)); #ifdef CEED_MAGMA_USE_HIP for (CeedInt in = 0; in < MAGMA_NONTENSOR_KERNEL_INSTANCES; in++) { CeedCallHip(ceed, hipModuleUnload(impl->module[in])); } #else for (CeedInt in = 0; in < MAGMA_NONTENSOR_KERNEL_INSTANCES; in++) { CeedCallCuda(ceed, cuModuleUnload(impl->module[in])); } #endif CeedCallBackend(CeedFree(&impl)); return CEED_ERROR_SUCCESS; } #ifdef __cplusplus CEED_INTERN "C" #endif int CeedBasisCreateTensorH1_Magma(CeedInt dim, CeedInt P_1d, CeedInt Q_1d, const CeedScalar *interp_1d, const CeedScalar *grad_1d, const CeedScalar *q_ref_1d, const CeedScalar *q_weight_1d, CeedBasis basis) { Ceed ceed, ceed_delegate; Ceed_Magma *data; char *magma_common_path, *interp_path, *grad_path, *weight_path, *basis_kernel_source; CeedInt num_comp = 0; CeedBasis_Magma *impl; CeedCallBackend(CeedCalloc(1, &impl)); CeedCallBackend(CeedBasisGetCeed(basis, &ceed)); // Check for supported parameters CeedCallBackend(CeedBasisGetNumComponents(basis, &num_comp)); CeedCallBackend(CeedGetData(ceed, &data)); // Compile kernels CeedCallBackend(CeedGetJitAbsolutePath(ceed, "ceed/jit-source/magma/magma_common_defs.h", &magma_common_path)); CeedDebug256(ceed, CEED_DEBUG_COLOR_SUCCESS, "----- Loading Basis Kernel Source -----\n"); CeedCallBackend(CeedLoadSourceToBuffer(ceed, magma_common_path, &basis_kernel_source)); CeedCallBackend(CeedGetJitAbsolutePath(ceed, "ceed/jit-source/magma/magma_common_tensor.h", &magma_common_path)); CeedCallBackend(CeedLoadSourceToInitializedBuffer(ceed, magma_common_path, &basis_kernel_source)); char *interp_name_base = "ceed/jit-source/magma/interp"; CeedInt interp_name_len = strlen(interp_name_base) + 6; char interp_name[interp_name_len]; snprintf(interp_name, interp_name_len, "%s-%" CeedInt_FMT "d.h", interp_name_base, dim); CeedCallBackend(CeedGetJitAbsolutePath(ceed, interp_name, &interp_path)); CeedCallBackend(CeedLoadSourceToInitializedBuffer(ceed, interp_path, &basis_kernel_source)); char *grad_name_base = "ceed/jit-source/magma/grad"; CeedInt grad_name_len = strlen(grad_name_base) + 6; char grad_name[grad_name_len]; snprintf(grad_name, grad_name_len, "%s-%" CeedInt_FMT "d.h", grad_name_base, dim); CeedCallBackend(CeedGetJitAbsolutePath(ceed, grad_name, &grad_path)); CeedCallBackend(CeedLoadSourceToInitializedBuffer(ceed, grad_path, &basis_kernel_source)); char *weight_name_base = "ceed/jit-source/magma/weight"; CeedInt weight_name_len = strlen(weight_name_base) + 6; char weight_name[weight_name_len]; snprintf(weight_name, weight_name_len, "%s-%" CeedInt_FMT "d.h", weight_name_base, dim); CeedCallBackend(CeedGetJitAbsolutePath(ceed, weight_name, &weight_path)); CeedCallBackend(CeedLoadSourceToInitializedBuffer(ceed, weight_path, &basis_kernel_source)); CeedDebug256(ceed, CEED_DEBUG_COLOR_SUCCESS, "----- Loading Basis Kernel Source Complete! -----\n"); // The RTC compilation code expects a Ceed with the common Ceed_Cuda or Ceed_Hip // data CeedCallBackend(CeedGetDelegate(ceed, &ceed_delegate)); CeedCallBackend(CeedCompileMagma(ceed_delegate, basis_kernel_source, &impl->module, 5, "DIM", dim, "NCOMP", num_comp, "P", P_1d, "Q", Q_1d, "MAXPQ", CeedIntMax(P_1d, Q_1d))); // Kernel setup switch (dim) { case 1: CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_interpn_1d_kernel", &impl->magma_interp)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_interpt_1d_kernel", &impl->magma_interp_tr)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_gradn_1d_kernel", &impl->magma_grad)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_gradt_1d_kernel", &impl->magma_grad_tr)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_weight_1d_kernel", &impl->magma_weight)); break; case 2: CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_interpn_2d_kernel", &impl->magma_interp)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_interpt_2d_kernel", &impl->magma_interp_tr)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_gradn_2d_kernel", &impl->magma_grad)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_gradt_2d_kernel", &impl->magma_grad_tr)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_weight_2d_kernel", &impl->magma_weight)); break; case 3: CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_interpn_3d_kernel", &impl->magma_interp)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_interpt_3d_kernel", &impl->magma_interp_tr)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_gradn_3d_kernel", &impl->magma_grad)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_gradt_3d_kernel", &impl->magma_grad_tr)); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module, "magma_weight_3d_kernel", &impl->magma_weight)); } CeedCallBackend(CeedSetBackendFunction(ceed, "Basis", basis, "Apply", CeedBasisApply_Magma)); CeedCallBackend(CeedSetBackendFunction(ceed, "Basis", basis, "Destroy", CeedBasisDestroy_Magma)); // Copy q_ref_1d to the GPU CeedCallBackend(magma_malloc((void **)&impl->d_q_ref_1d, Q_1d * sizeof(q_ref_1d[0]))); magma_setvector(Q_1d, sizeof(q_ref_1d[0]), q_ref_1d, 1, impl->d_q_ref_1d, 1, data->queue); // Copy interp_1d to the GPU CeedCallBackend(magma_malloc((void **)&impl->d_interp_1d, Q_1d * P_1d * sizeof(interp_1d[0]))); magma_setvector(Q_1d * P_1d, sizeof(interp_1d[0]), interp_1d, 1, impl->d_interp_1d, 1, data->queue); // Copy grad_1d to the GPU CeedCallBackend(magma_malloc((void **)&impl->d_grad_1d, Q_1d * P_1d * sizeof(grad_1d[0]))); magma_setvector(Q_1d * P_1d, sizeof(grad_1d[0]), grad_1d, 1, impl->d_grad_1d, 1, data->queue); // Copy q_weight_1d to the GPU CeedCallBackend(magma_malloc((void **)&impl->d_q_weight_1d, Q_1d * sizeof(q_weight_1d[0]))); magma_setvector(Q_1d, sizeof(q_weight_1d[0]), q_weight_1d, 1, impl->d_q_weight_1d, 1, data->queue); CeedCallBackend(CeedBasisSetData(basis, impl)); CeedCallBackend(CeedFree(&magma_common_path)); CeedCallBackend(CeedFree(&interp_path)); CeedCallBackend(CeedFree(&grad_path)); CeedCallBackend(CeedFree(&weight_path)); CeedCallBackend(CeedFree(&basis_kernel_source)); return CEED_ERROR_SUCCESS; } #ifdef __cplusplus CEED_INTERN "C" #endif int CeedBasisCreateH1_Magma(CeedElemTopology topo, CeedInt dim, CeedInt num_dof, CeedInt num_qpts, const CeedScalar *interp, const CeedScalar *grad, const CeedScalar *q_ref, const CeedScalar *q_weight, CeedBasis basis) { Ceed ceed, ceed_delegate; Ceed_Magma *data; char *magma_common_path, *interp_path, *grad_path, *basis_kernel_source; CeedBasisNonTensor_Magma *impl; CeedCallBackend(CeedBasisGetCeed(basis, &ceed)); CeedCallBackend(CeedGetData(ceed, &data)); magma_int_t arch = magma_getdevice_arch(); CeedCallBackend(CeedCalloc(1, &impl)); // Compile kernels CeedCallBackend(CeedGetJitAbsolutePath(ceed, "ceed/jit-source/magma/magma_common_defs.h", &magma_common_path)); CeedDebug256(ceed, CEED_DEBUG_COLOR_SUCCESS, "----- Loading Basis Kernel Source -----\n"); CeedCallBackend(CeedLoadSourceToBuffer(ceed, magma_common_path, &basis_kernel_source)); CeedCallBackend(CeedGetJitAbsolutePath(ceed, "ceed/jit-source/magma/magma_common_nontensor.h", &magma_common_path)); CeedCallBackend(CeedLoadSourceToInitializedBuffer(ceed, magma_common_path, &basis_kernel_source)); CeedCallBackend(CeedGetJitAbsolutePath(ceed, "ceed/jit-source/magma/interp-nontensor.h", &interp_path)); CeedCallBackend(CeedLoadSourceToInitializedBuffer(ceed, interp_path, &basis_kernel_source)); CeedCallBackend(CeedGetJitAbsolutePath(ceed, "ceed/jit-source/magma/grad-nontensor.h", &grad_path)); CeedCallBackend(CeedLoadSourceToInitializedBuffer(ceed, grad_path, &basis_kernel_source)); // tuning parameters for nb CeedInt nb_interp_n[MAGMA_NONTENSOR_KERNEL_INSTANCES]; CeedInt nb_interp_t[MAGMA_NONTENSOR_KERNEL_INSTANCES]; CeedInt nb_grad_n[MAGMA_NONTENSOR_KERNEL_INSTANCES]; CeedInt nb_grad_t[MAGMA_NONTENSOR_KERNEL_INSTANCES]; CeedInt P = num_dof, Q = num_qpts; CeedInt n_array[MAGMA_NONTENSOR_KERNEL_INSTANCES] = {MAGMA_NONTENSOR_N_VALUES}; for (CeedInt in = 0; in < MAGMA_NONTENSOR_KERNEL_INSTANCES; in++) { nb_interp_n[in] = nontensor_rtc_get_nb(arch, 'd', CEED_EVAL_INTERP, CEED_NOTRANSPOSE, P, n_array[in], Q); nb_interp_t[in] = nontensor_rtc_get_nb(arch, 'd', CEED_EVAL_INTERP, CEED_TRANSPOSE, P, n_array[in], Q); nb_grad_n[in] = nontensor_rtc_get_nb(arch, 'd', CEED_EVAL_GRAD, CEED_NOTRANSPOSE, P, n_array[in], Q); nb_grad_t[in] = nontensor_rtc_get_nb(arch, 'd', CEED_EVAL_GRAD, CEED_TRANSPOSE, P, n_array[in], Q); } // compile CeedCallBackend(CeedGetDelegate(ceed, &ceed_delegate)); for (CeedInt in = 0; in < MAGMA_NONTENSOR_KERNEL_INSTANCES; in++) { CeedCallBackend(CeedCompileMagma(ceed_delegate, basis_kernel_source, &impl->module[in], 7, "DIM", dim, "P", P, "Q", Q, "NB_INTERP_N", nb_interp_n[in], "NB_INTERP_T", nb_interp_t[in], "NB_GRAD_N", nb_grad_n[in], "NB_GRAD_T", nb_grad_t[in])); } // get kernels for (CeedInt in = 0; in < MAGMA_NONTENSOR_KERNEL_INSTANCES; in++) { CeedCallBackend(CeedGetKernelMagma(ceed, impl->module[in], "magma_interp_nontensor_n", &impl->magma_interp_nontensor[in])); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module[in], "magma_interp_nontensor_t", &impl->magma_interp_tr_nontensor[in])); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module[in], "magma_grad_nontensor_n", &impl->magma_grad_nontensor[in])); CeedCallBackend(CeedGetKernelMagma(ceed, impl->module[in], "magma_grad_nontensor_t", &impl->magma_grad_tr_nontensor[in])); } CeedCallBackend(CeedSetBackendFunction(ceed, "Basis", basis, "Apply", CeedBasisApplyNonTensor_Magma)); CeedCallBackend(CeedSetBackendFunction(ceed, "Basis", basis, "Destroy", CeedBasisDestroyNonTensor_Magma)); // Copy q_ref to the GPU CeedCallBackend(magma_malloc((void **)&impl->d_q_ref, num_qpts * sizeof(q_ref[0]))); magma_setvector(num_qpts, sizeof(q_ref[0]), q_ref, 1, impl->d_q_ref, 1, data->queue); // Copy interp to the GPU CeedCallBackend(magma_malloc((void **)&impl->d_interp, num_qpts * num_dof * sizeof(interp[0]))); magma_setvector(num_qpts * num_dof, sizeof(interp[0]), interp, 1, impl->d_interp, 1, data->queue); // Copy grad to the GPU CeedCallBackend(magma_malloc((void **)&impl->d_grad, num_qpts * num_dof * dim * sizeof(grad[0]))); magma_setvector(num_qpts * num_dof * dim, sizeof(grad[0]), grad, 1, impl->d_grad, 1, data->queue); // Copy q_weight to the GPU CeedCallBackend(magma_malloc((void **)&impl->d_q_weight, num_qpts * sizeof(q_weight[0]))); magma_setvector(num_qpts, sizeof(q_weight[0]), q_weight, 1, impl->d_q_weight, 1, data->queue); CeedCallBackend(CeedBasisSetData(basis, impl)); CeedCallBackend(CeedFree(&magma_common_path)); CeedCallBackend(CeedFree(&interp_path)); CeedCallBackend(CeedFree(&grad_path)); CeedCallBackend(CeedFree(&basis_kernel_source)); return CEED_ERROR_SUCCESS; }