35 lines
944 B
Plaintext
35 lines
944 B
Plaintext
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#ifndef CUDA_CONSTANTS_H
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#define CUDA_CONSTANTS_H
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#include <cuda_runtime.h>
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#include <cuda.h>
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#define CUSTOMREAL double // need here for cuda kernels
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#define MPI_CR MPI_DOUBLE
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//#define CUSTOMREAL float // need here for cuda kernels
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//#define MPI_CR MPI_FLOAT
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#define MPI_DUMMY_TAG_CUDA 9999
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// maximum grid dimension in one direction of GPU
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//#define MAXIMUM_GRID_DIM 65535
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#define CUDA_MAX_BLOCK_SIZE 1024
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#define CUDA_MAX_GRID_SIZE 65535
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#define CUDA_MAX_THREADS_PER_BLOCK 1024
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//#define CUDA_SWEEPING_BLOCK_SIZE 16 // s
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//#define CUDA_SWEEPING_BLOCK_SIZE 32 // 15.254 s
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//#define CUDA_SWEEPING_BLOCK_SIZE 64 // 15.281 s
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//#define CUDA_SWEEPING_BLOCK_SIZE 128 // 15.378 s
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//#define CUDA_SWEEPING_BLOCK_SIZE 256 // s
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#define CUDA_SWEEPING_BLOCK_SIZE 512 //
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//#define CUDA_SWEEPING_BLOCK_SIZE 1024 //
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#define CUDA_L1_BLOCK_SIZE 128
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//#define CUDA_L1_BLOCK_SIZE 256
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#define CUDA_MAX_NUM_STREAMS 32
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#endif // CUDA_CONSTANTS_H
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