19#ifndef OPM_GPUILU0_OPM_Impl_HPP
20#define OPM_GPUILU0_OPM_Impl_HPP
23#include <opm/grid/utility/SparseTable.hpp>
24#include <opm/simulators/linalg/PreconditionerWithUpdate.hpp>
25#include <opm/simulators/linalg/gpuistl/GpuSparseMatrix.hpp>
26#include <opm/simulators/linalg/gpuistl/GpuVector.hpp>
27#include <opm/simulators/linalg/gpuistl/gpu_resources.hpp>
28#include <opm/simulators/linalg/gpuistl/detail/kernel_enums.hpp>
46template <
class M,
class X,
class Y,
int l = 1>
73 void pre(X& x, Y&
b)
override;
76 void apply(X&
v,
const Y&
d)
override;
80 void post(X& x)
override;
83 Dune::SolverCategory::Category
category()
const override;
109 virtual bool hasPerfectUpdate()
const override {
120 const M& m_cpuMatrix;
122 static constexpr const size_t blocksize_ = matrix_type::block_type::cols;
126 std::vector<int> m_reorderedToNatural;
128 std::vector<int> m_naturalToReordered;
131 std::unique_ptr<GpuMat> m_gpuReorderedLU;
133 std::unique_ptr<GpuMat> m_gpuMatrixReorderedLower;
134 std::unique_ptr<GpuMat> m_gpuMatrixReorderedUpper;
136 std::unique_ptr<FloatMat> m_gpuMatrixReorderedLowerFloat;
137 std::unique_ptr<FloatMat> m_gpuMatrixReorderedUpperFloat;
138 std::optional<GpuVector<float>> m_gpuMatrixReorderedDiagFloat;
140 std::optional<GpuVector<field_type>> m_gpuMatrixReorderedDiag;
150 bool m_tuneThreadBlockSizes;
152 const MatrixStorageMPScheme m_mixedPrecisionScheme;
155 int m_upperSolveThreadBlockSize = -1;
156 int m_lowerSolveThreadBlockSize = -1;
157 int m_moveThreadBlockSize = -1;
158 int m_ILU0FactorizationThreadBlockSize = -1;
161 std::map<std::pair<field_type*, const field_type*>,
GPUGraph> m_apply_graphs;
162 std::map<std::pair<field_type*, const field_type*>,
GPUGraphExec> m_executableGraphs;
Interface class adding the update() method to the preconditioner interface.
Definition PreconditionerWithUpdate.hpp:32
Definition BlackoilWellModel.hpp:83
ILU0 preconditioner on the GPU.
Definition OpmGpuILU0.hpp:48
GpuSparseMatrix< field_type > GpuMat
The GPU matrix type.
Definition OpmGpuILU0.hpp:59
static constexpr bool shouldCallPost()
Definition OpmGpuILU0.hpp:104
void LUFactorizeMatrix(int factorizationThreadBlockSize)
Compute LU factorization, and update the data of the reordered matrix.
Definition OpmGpuILU0.cpp:329
Y range_type
The range type of the preconditioner.
Definition OpmGpuILU0.hpp:55
void pre(X &x, Y &b) override
Prepare the preconditioner.
Definition OpmGpuILU0.cpp:111
void update() final
Updates the matrix data.
Definition OpmGpuILU0.cpp:272
void apply(X &v, const Y &d) override
Apply the preconditoner.
Definition OpmGpuILU0.cpp:117
void reorderAndSplitMatrix(int moveThreadBlockSize)
perform matrix splitting and reordering
Definition OpmGpuILU0.cpp:301
static constexpr bool shouldCallPre()
Definition OpmGpuILU0.hpp:98
typename X::field_type field_type
The field type of the preconditioner.
Definition OpmGpuILU0.hpp:57
Dune::SolverCategory::Category category() const override
Category of the preconditioner (see SolverCategory::Category)
Definition OpmGpuILU0.cpp:265
void post(X &x) override
Post processing.
Definition OpmGpuILU0.cpp:259
void tuneThreadBlockSizes()
function that will experimentally tune the thread block sizes of the important cuda kernels
Definition OpmGpuILU0.cpp:407
typename std::remove_const< M >::type matrix_type
The matrix type the preconditioner is for.
Definition OpmGpuILU0.hpp:51
X domain_type
The domain type of the preconditioner.
Definition OpmGpuILU0.hpp:53
constexpr auto getPropValue()
get the value data member of a property
Definition propertysystem.hh:242