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Added StandardWell functionality to OpenCL backend

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This commit is contained in:
Jose Eduardo Bueno
2020-07-17 17:00:37 -03:00
parent 4b45623333
commit 56c1c0862c
6 changed files with 350 additions and 113 deletions
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14
opm/simulators/linalg/bda/openclSolverBackend.hpp
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@@ -64,6 +64,13 @@ private:
cl::Buffer d_tmp; // used as tmp GPU buffer for dot() and norm()
double *tmp = nullptr; // used as tmp CPU buffer for dot() and norm()
//unsigned int num_blocks, dim_, dim_wells, num_std_wells;
//unsigned int *h_val_pointers;
//int *h_Ccols, *h_Bcols;
//double *h_Cnnzs, *h_Dnnzs, *h_Bnnzs;
//cl::Buffer d_Cnnzs, d_Dnnzs, d_Bnnzs;
//cl::Buffer d_Ccols, d_Bcols, d_val_pointers;
// shared pointers are also passed to other objects
std::shared_ptr<cl::Context> context;
std::shared_ptr<cl::CommandQueue> queue;
@@ -74,6 +81,7 @@ private:
std::unique_ptr<cl::make_kernel<cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int, cl::Buffer&, cl::Buffer&, const unsigned int, cl::LocalSpaceArg> > spmv_blocked_k;
std::shared_ptr<cl::make_kernel<cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int, cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int, const unsigned int, cl::LocalSpaceArg> > ILU_apply1_k;
std::shared_ptr<cl::make_kernel<cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int, cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int, const unsigned int, cl::LocalSpaceArg> > ILU_apply2_k;
std::shared_ptr<cl::make_kernel<cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int, const unsigned int, cl::Buffer&, cl::LocalSpaceArg, cl::LocalSpaceArg, cl::LocalSpaceArg> > add_well_contributions_k;
Preconditioner *prec = nullptr; // only supported preconditioner is BILU0
int *toOrder = nullptr, *fromOrder = nullptr; // BILU0 reorders rows of the matrix via these mappings
@@ -127,6 +135,8 @@ private:
/// \param[out] b output vector
void spmv_blocked_w(cl::Buffer vals, cl::Buffer cols, cl::Buffer rows, cl::Buffer x, cl::Buffer b);
//void add_well_contributions_w(cl::Buffer valsC, cl::Buffer valsD, cl::Buffer valsB, cl::Buffer colsC, cl::Buffer colsB, cl::Buffer x, cl::Buffer y, cl::Buffer val_pointers);
/// Solve linear system using ilu0-bicgstab
/// \param[in] wellContribs WellContributions, to apply them separately, instead of adding them to matrix A
/// \param[inout] res summary of solver result
@@ -139,13 +149,13 @@ private:
/// \param[in] vals array of nonzeroes, each block is stored row-wise and contiguous, contains nnz values
/// \param[in] rows array of rowPointers, contains N/dim+1 values
/// \param[in] cols array of columnIndices, contains nnz values
void initialize(int N, int nnz, int dim, double *vals, int *rows, int *cols);
void initialize(int N, int nnz, int dim, double *vals, int *rows, int *cols, WellContributions& wellContribs);
/// Clean memory
void finalize();
/// Copy linear system to GPU
void copy_system_to_gpu();
void copy_system_to_gpu(WellContributions& wellContribs);
/// Reorder the linear system so it corresponds with the coloring
/// \param[in] vals array of nonzeroes, each block is stored row-wise and contiguous, contains nnz values