KOKO\Mimi
27 lines
1002 B
C++
27 lines
1002 B
C++
#ifndef FESA_SRC_FESA_MATH_DENSE_BLAS_INTERNAL_H_
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#define FESA_SRC_FESA_MATH_DENSE_BLAS_INTERNAL_H_
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#include <mkl.h>
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#include <cstddef>
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#include "fesa/core/status.h"
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namespace fesa::dense_blas_internal {
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/// @brief Converts a dense storage length to the private MKL integer type.
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/// @return The converted length or an uncategorized overflow failure.
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Result<MKL_INT> ToMklSize(std::size_t size);
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/// @brief Copies contiguous double values through the private BLAS backend.
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/// @param source Readable storage for size values when size is nonzero.
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/// @param size Number of contiguous values to copy.
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/// @param destination Writable storage for size values when size is nonzero.
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/// @throws std::length_error if size exceeds the MKL integer range.
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/// @note A zero-length copy accepts null pointers and does not call BLAS.
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void CopyValues(const double* source, std::size_t size, double* destination);
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} // namespace fesa::dense_blas_internal
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#endif // FESA_SRC_FESA_MATH_DENSE_BLAS_INTERNAL_H_
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