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https://github.com/OPM/opm-simulators.git
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165 lines
10 KiB
C++
165 lines
10 KiB
C++
/*
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Copyright 2020 Equinor ASA
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef OPENCL_HPP
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#define OPENCL_HPP
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#include <string>
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#include <memory>
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#include <opm/simulators/linalg/bda/opencl/opencl.hpp>
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namespace Opm
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{
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namespace Accelerator
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{
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using spmv_blocked_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int,
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const cl::Buffer&, cl::Buffer&, const unsigned int, cl::LocalSpaceArg>;
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using spmv_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int,
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const cl::Buffer&, cl::Buffer&, cl::LocalSpaceArg>;
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using residual_blocked_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int,
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cl::Buffer&, const cl::Buffer&, cl::Buffer&, const unsigned int, cl::LocalSpaceArg>;
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using residual_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int,
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cl::Buffer&, const cl::Buffer&, cl::Buffer&, cl::LocalSpaceArg>;
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using ilu_apply1_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, const cl::Buffer&,
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cl::Buffer&, cl::Buffer&, const unsigned int, const unsigned int, cl::LocalSpaceArg>;
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using ilu_apply2_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&,
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cl::Buffer&, cl::Buffer&, const unsigned int, const unsigned int, cl::LocalSpaceArg>;
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using stdwell_apply_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&,
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cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&,
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const unsigned int, const unsigned int, cl::Buffer&,
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cl::LocalSpaceArg, cl::LocalSpaceArg, cl::LocalSpaceArg>;
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using stdwell_apply_no_reorder_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&,
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cl::Buffer&, cl::Buffer&, cl::Buffer&,
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const unsigned int, const unsigned int, cl::Buffer&,
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cl::LocalSpaceArg, cl::LocalSpaceArg, cl::LocalSpaceArg>;
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using ilu_decomp_kernel_type = cl::KernelFunctor<const unsigned int, const unsigned int, cl::Buffer&, cl::Buffer&,
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cl::Buffer&, cl::Buffer&, cl::Buffer&, const int, cl::LocalSpaceArg>;
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using isaiL_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&,
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cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int>;
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using isaiU_kernel_type = cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&,
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cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int>;
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class OpenclKernels
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{
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private:
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static int verbosity;
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static cl::CommandQueue *queue;
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static std::vector<double> tmp; // used as tmp CPU buffer for dot() and norm()
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static bool initialized;
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static std::unique_ptr<cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int, cl::LocalSpaceArg> > dot_k;
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static std::unique_ptr<cl::KernelFunctor<cl::Buffer&, cl::Buffer&, const unsigned int, cl::LocalSpaceArg> > norm_k;
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static std::unique_ptr<cl::KernelFunctor<cl::Buffer&, const double, cl::Buffer&, const unsigned int> > axpy_k;
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static std::unique_ptr<cl::KernelFunctor<cl::Buffer&, const double, const unsigned int> > scale_k;
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static std::unique_ptr<cl::KernelFunctor<const double, cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int> > vmul_k;
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static std::unique_ptr<cl::KernelFunctor<cl::Buffer&, cl::Buffer&, cl::Buffer&, const double, const double, const unsigned int> > custom_k;
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static std::unique_ptr<cl::KernelFunctor<const cl::Buffer&, cl::Buffer&, cl::Buffer&, const unsigned int> > full_to_pressure_restriction_k;
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static std::unique_ptr<cl::KernelFunctor<cl::Buffer&, cl::Buffer&, const unsigned int, const unsigned int> > add_coarse_pressure_correction_k;
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static std::unique_ptr<cl::KernelFunctor<const cl::Buffer&, cl::Buffer&, const cl::Buffer&, const unsigned int> > prolongate_vector_k;
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static std::unique_ptr<spmv_blocked_kernel_type> spmv_blocked_k;
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static std::unique_ptr<spmv_blocked_kernel_type> spmv_blocked_add_k;
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static std::unique_ptr<spmv_kernel_type> spmv_k;
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static std::unique_ptr<spmv_kernel_type> spmv_noreset_k;
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static std::unique_ptr<residual_blocked_kernel_type> residual_blocked_k;
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static std::unique_ptr<residual_kernel_type> residual_k;
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static std::unique_ptr<ilu_apply1_kernel_type> ILU_apply1_k;
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static std::unique_ptr<ilu_apply2_kernel_type> ILU_apply2_k;
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static std::unique_ptr<stdwell_apply_kernel_type> stdwell_apply_k;
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static std::unique_ptr<stdwell_apply_no_reorder_kernel_type> stdwell_apply_no_reorder_k;
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static std::unique_ptr<ilu_decomp_kernel_type> ilu_decomp_k;
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static std::unique_ptr<isaiL_kernel_type> isaiL_k;
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static std::unique_ptr<isaiU_kernel_type> isaiU_k;
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OpenclKernels(){}; // disable instantiation
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public:
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static const std::string axpy_str;
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static const std::string scale_str;
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static const std::string vmul_str;
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static const std::string dot_1_str;
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static const std::string norm_str;
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static const std::string custom_str;
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static const std::string full_to_pressure_restriction_str;
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static const std::string add_coarse_pressure_correction_str;
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static const std::string prolongate_vector_str;
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static const std::string spmv_blocked_str;
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static const std::string spmv_blocked_add_str;
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static const std::string spmv_str;
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static const std::string spmv_noreset_str;
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static const std::string residual_blocked_str;
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static const std::string residual_str;
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#if CHOW_PATEL
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static const std::string ILU_apply1_str;
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static const std::string ILU_apply2_str;
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#else
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static const std::string ILU_apply1_fm_str;
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static const std::string ILU_apply2_fm_str;
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#endif
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static const std::string stdwell_apply_str;
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static const std::string stdwell_apply_no_reorder_str;
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static const std::string ILU_decomp_str;
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static const std::string isaiL_str;
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static const std::string isaiU_str;
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static void init(cl::Context *context, cl::CommandQueue *queue, std::vector<cl::Device>& devices, int verbosity);
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static double dot(cl::Buffer& in1, cl::Buffer& in2, cl::Buffer& out, int N);
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static double norm(cl::Buffer& in, cl::Buffer& out, int N);
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static void axpy(cl::Buffer& in, const double a, cl::Buffer& out, int N);
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static void scale(cl::Buffer& in, const double a, int N);
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static void vmul(const double alpha, cl::Buffer& in1, cl::Buffer& in2, cl::Buffer& out, int N);
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static void custom(cl::Buffer& p, cl::Buffer& v, cl::Buffer& r, const double omega, const double beta, int N);
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static void full_to_pressure_restriction(const cl::Buffer& fine_y, cl::Buffer& weights, cl::Buffer& coarse_y, int Nb);
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static void add_coarse_pressure_correction(cl::Buffer& coarse_x, cl::Buffer& fine_x, int pressure_idx, int Nb);
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static void prolongate_vector(const cl::Buffer& in, cl::Buffer& out, const cl::Buffer& cols, int N);
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static void spmv(cl::Buffer& vals, cl::Buffer& cols, cl::Buffer& rows, const cl::Buffer& x, cl::Buffer& b, int Nb, unsigned int block_size, bool reset = true, bool add = false);
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static void residual(cl::Buffer& vals, cl::Buffer& cols, cl::Buffer& rows, cl::Buffer& x, const cl::Buffer& rhs, cl::Buffer& out, int Nb, unsigned int block_size);
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static void ILU_apply1(cl::Buffer& vals, cl::Buffer& cols, cl::Buffer& rows, cl::Buffer& diagIndex,
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const cl::Buffer& y, cl::Buffer& x, cl::Buffer& rowsPerColor, int color, int Nb, unsigned int block_size);
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static void ILU_apply2(cl::Buffer& vals, cl::Buffer& cols, cl::Buffer& rows, cl::Buffer& diagIndex,
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cl::Buffer& invDiagVals, cl::Buffer& x, cl::Buffer& rowsPerColor, int color, int Nb, unsigned int block_size);
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static void ILU_decomp(int firstRow, int lastRow, cl::Buffer& vals, cl::Buffer& cols, cl::Buffer& rows,
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cl::Buffer& diagIndex, cl::Buffer& invDiagVals, int Nb, unsigned int block_size);
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static void apply_stdwells_reorder(cl::Buffer& d_Cnnzs_ocl, cl::Buffer &d_Dnnzs_ocl, cl::Buffer &d_Bnnzs_ocl,
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cl::Buffer &d_Ccols_ocl, cl::Buffer &d_Bcols_ocl, cl::Buffer &d_x, cl::Buffer &d_y,
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cl::Buffer &d_toOrder, int dim, int dim_wells, cl::Buffer &d_val_pointers_ocl, int num_std_wells);
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static void apply_stdwells_no_reorder(cl::Buffer& d_Cnnzs_ocl, cl::Buffer &d_Dnnzs_ocl, cl::Buffer &d_Bnnzs_ocl,
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cl::Buffer &d_Ccols_ocl, cl::Buffer &d_Bcols_ocl, cl::Buffer &d_x, cl::Buffer &d_y,
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int dim, int dim_wells, cl::Buffer &d_val_pointers_ocl, int num_std_wells);
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static void isaiL(cl::Buffer& diagIndex, cl::Buffer& colPointers, cl::Buffer& mapping, cl::Buffer& nvc,
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cl::Buffer& luIdxs, cl::Buffer& xxIdxs, cl::Buffer& dxIdxs, cl::Buffer& LUvals, cl::Buffer& invLvals, unsigned int Nb);
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static void isaiU(cl::Buffer& diagIndex, cl::Buffer& colPointers, cl::Buffer& rowIndices, cl::Buffer& mapping,
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cl::Buffer& nvc, cl::Buffer& luIdxs, cl::Buffer& xxIdxs, cl::Buffer& dxIdxs, cl::Buffer& LUvals,
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cl::Buffer& invDiagVals, cl::Buffer& invUvals, unsigned int Nb);
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};
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} // namespace Accelerator
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} // namespace Opm
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#endif
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