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Extend CUDA support to matrix inversion and selfadjointeigensolver

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This commit is contained in:
Andrea Bocci
2018-06-11 18:33:24 +02:00
parent 0537123953
commit f7124b3e46
27 changed files with 200 additions and 74 deletions
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31
Eigen/src/Core/MathFunctions.h
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@@ -864,7 +864,7 @@ template<typename T> T generic_fast_tanh_float(const T& a_x);
namespace numext {
#if !defined(EIGEN_CUDA_ARCH) && !defined(__SYCL_DEVICE_ONLY__)
#if (!defined(EIGEN_CUDACC) || defined(EIGEN_CONSTEXPR_ARE_DEVICE_FUNC)) && !defined(__SYCL_DEVICE_ONLY__)
template<typename T>
EIGEN_DEVICE_FUNC
EIGEN_ALWAYS_INLINE T mini(const T& x, const T& y)
@@ -881,19 +881,16 @@ EIGEN_ALWAYS_INLINE T maxi(const T& x, const T& y)
return max EIGEN_NOT_A_MACRO (x,y);
}
#elif defined(__SYCL_DEVICE_ONLY__)
template<typename T>
EIGEN_ALWAYS_INLINE T mini(const T& x, const T& y)
{
return y < x ? y : x;
}
template<typename T>
EIGEN_ALWAYS_INLINE T maxi(const T& x, const T& y)
{
return x < y ? y : x;
}
@@ -937,7 +934,6 @@ EIGEN_ALWAYS_INLINE unsigned long maxi(const unsigned long& x, const unsigned lo
return cl::sycl::max(x,y);
}
EIGEN_ALWAYS_INLINE float mini(const float& x, const float& y)
{
return cl::sycl::fmin(x,y);
@@ -971,6 +967,19 @@ EIGEN_ALWAYS_INLINE float mini(const float& x, const float& y)
{
return fminf(x, y);
}
template<>
EIGEN_DEVICE_FUNC
EIGEN_ALWAYS_INLINE double mini(const double& x, const double& y)
{
return fmin(x, y);
}
template<>
EIGEN_DEVICE_FUNC
EIGEN_ALWAYS_INLINE long double mini(const long double& x, const long double& y)
{
return fminl(x, y);
}
template<typename T>
EIGEN_DEVICE_FUNC
EIGEN_ALWAYS_INLINE T maxi(const T& x, const T& y)
@@ -983,6 +992,18 @@ EIGEN_ALWAYS_INLINE float maxi(const float& x, const float& y)
{
return fmaxf(x, y);
}
template<>
EIGEN_DEVICE_FUNC
EIGEN_ALWAYS_INLINE double maxi(const double& x, const double& y)
{
return fmax(x, y);
}
template<>
EIGEN_DEVICE_FUNC
EIGEN_ALWAYS_INLINE long double maxi(const long double& x, const long double& y)
{
return fmaxl(x, y);
}
#endif