/usr/include/viennacl/linalg/cuda/common.hpp is in libviennacl-dev 1.5.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 | #ifndef VIENNACL_LINALG_CUDA_COMMON_HPP_
#define VIENNACL_LINALG_CUDA_COMMON_HPP_
/* =========================================================================
Copyright (c) 2010-2014, Institute for Microelectronics,
Institute for Analysis and Scientific Computing,
TU Wien.
Portions of this software are copyright by UChicago Argonne, LLC.
-----------------
ViennaCL - The Vienna Computing Library
-----------------
Project Head: Karl Rupp rupp@iue.tuwien.ac.at
(A list of authors and contributors can be found in the PDF manual)
License: MIT (X11), see file LICENSE in the base directory
============================================================================= */
/** @file viennacl/linalg/cuda/common.hpp
@brief Common routines for CUDA execution
*/
#include "viennacl/traits/handle.hpp"
#define VIENNACL_CUDA_LAST_ERROR_CHECK(message) detail::cuda_last_error_check (message, __FILE__, __LINE__)
namespace viennacl
{
namespace linalg
{
namespace cuda
{
namespace detail
{
inline unsigned int make_options(vcl_size_t length, bool reciprocal, bool flip_sign)
{
return static_cast<unsigned int>( ((length > 1) ? (static_cast<unsigned int>(length) << 2) : 0) + (reciprocal ? 2 : 0) + (flip_sign ? 1 : 0) );
}
inline void cuda_last_error_check(const char * message, const char * file, const int line )
{
cudaError_t error_code = cudaGetLastError();
if(cudaSuccess != error_code)
{
std::cerr << file << "(" << line << "): " << ": getLastCudaError() CUDA error " << error_code << ": " << cudaGetErrorString( error_code ) << " @ " << message << std::endl;
throw "CUDA error";
}
}
template <typename T, typename U>
T * cuda_arg(vector_base<U> & obj)
{
return reinterpret_cast<T *>(viennacl::traits::handle(obj).cuda_handle().get());
}
template <typename T, typename U>
const T * cuda_arg(vector_base<U> const & obj)
{
return reinterpret_cast<const T *>(viennacl::traits::handle(obj).cuda_handle().get());
}
template <typename NumericT, typename F>
NumericT * cuda_arg(matrix_base<NumericT, F> & obj)
{
return reinterpret_cast<NumericT *>(viennacl::traits::handle(obj).cuda_handle().get());
}
template <typename NumericT, typename F>
const NumericT * cuda_arg(matrix_base<NumericT, F> const & obj)
{
return reinterpret_cast<const NumericT *>(viennacl::traits::handle(obj).cuda_handle().get());
}
template <typename ScalarType, typename T>
typename viennacl::enable_if< viennacl::is_scalar<T>::value,
ScalarType *>::type
cuda_arg(T & obj)
{
return reinterpret_cast<ScalarType *>(viennacl::traits::handle(obj).cuda_handle().get());
}
template <typename ScalarType, typename T>
typename viennacl::enable_if< viennacl::is_scalar<T>::value,
const ScalarType *>::type
cuda_arg(T const & obj)
{
return reinterpret_cast<const ScalarType *>(viennacl::traits::handle(obj).cuda_handle().get());
}
template <typename ScalarType>
ScalarType * cuda_arg(viennacl::backend::mem_handle::cuda_handle_type & h)
{
return reinterpret_cast<ScalarType *>(h.get());
}
template <typename ScalarType>
ScalarType const * cuda_arg(viennacl::backend::mem_handle::cuda_handle_type const & h)
{
return reinterpret_cast<const ScalarType *>(h.get());
}
//template <typename ScalarType>
//ScalarType cuda_arg(ScalarType const & val) { return val; }
inline unsigned int cuda_arg(unsigned int val) { return val; }
template <typename T> char cuda_arg(char val) { return val; }
template <typename T> unsigned char cuda_arg(unsigned char val) { return val; }
template <typename T> short cuda_arg(short val) { return val; }
template <typename T> unsigned short cuda_arg(unsigned short val) { return val; }
template <typename T> int cuda_arg(int val) { return val; }
template <typename T> unsigned int cuda_arg(unsigned int val) { return val; }
template <typename T> long cuda_arg(long val) { return val; }
template <typename T> unsigned long cuda_arg(unsigned long val) { return val; }
template <typename T> float cuda_arg(float val) { return val; }
template <typename T> double cuda_arg(double val) { return val; }
template <typename T, typename U>
typename viennacl::backend::mem_handle::cuda_handle_type & arg_reference(viennacl::scalar<T> & s, U) { return s.handle().cuda_handle(); }
template <typename T, typename U>
typename viennacl::backend::mem_handle::cuda_handle_type const & arg_reference(viennacl::scalar<T> const & s, U) { return s.handle().cuda_handle(); }
// all other cases where T is not a ViennaCL scalar
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
char const &>::type
arg_reference(T, char const & val) { return val; }
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
unsigned char const &>::type
arg_reference(T, unsigned char const & val) { return val; }
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
short const &>::type
arg_reference(T, short const & val) { return val; }
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
unsigned short const &>::type
arg_reference(T, unsigned short const & val) { return val; }
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
int const &>::type
arg_reference(T, int const & val) { return val; }
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
unsigned int const &>::type
arg_reference(T, unsigned int const & val) { return val; }
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
long const &>::type
arg_reference(T, long const & val) { return val; }
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
unsigned long const &>::type
arg_reference(T, unsigned long const & val) { return val; }
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
float const &>::type
arg_reference(T, float const & val) { return val; }
template <typename T>
typename viennacl::enable_if< viennacl::is_cpu_scalar<T>::value,
double const &>::type
arg_reference(T, double const & val) { return val; }
} //namespace detail
} //namespace cuda
} //namespace linalg
} //namespace viennacl
#endif
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