diff options
| author |  Andrea Bocci <andrea.bocci@cern.ch> | 2018-06-11 18:33:24 +0200 |
|---|---|---|
| committer | Andrea Bocci <andrea.bocci@cern.ch> | 2018-06-11 18:33:24 +0200 |
| commit | f7124b3e467363e45c3d906b7003f1520a5f804a (patch) | |
| tree | f5ba6d719fc4d8f1b5cd56f0043b784fb6b9e268 /Eigen/src/LU | |
| parent | 05371239533012e652de0b88a3e0aa992a48a80f (diff) | |
Extend CUDA support to matrix inversion and selfadjointeigensolver
Diffstat (limited to 'Eigen/src/LU')
| -rw-r--r-- | Eigen/src/LU/Determinant.h | 15 | ||||
| -rw-r--r-- | Eigen/src/LU/InverseImpl.h | 2 |
2 files changed, 13 insertions, 4 deletions
diff --git a/Eigen/src/LU/Determinant.h b/Eigen/src/LU/Determinant.h index d6a3c1e5a..6af63a6e7 100644 --- a/Eigen/src/LU/Determinant.h +++ b/Eigen/src/LU/Determinant.h @@ -15,6 +15,7 @@ namespace Eigen { namespace internal { template<typename Derived> +EIGEN_DEVICE_FUNC inline const typename Derived::Scalar bruteforce_det3_helper (const MatrixBase<Derived>& matrix, int a, int b, int c) { @@ -23,6 +24,7 @@ inline const typename Derived::Scalar bruteforce_det3_helper } template<typename Derived> +EIGEN_DEVICE_FUNC const typename Derived::Scalar bruteforce_det4_helper (const MatrixBase<Derived>& matrix, int j, int k, int m, int n) { @@ -44,7 +46,8 @@ template<typename Derived, template<typename Derived> struct determinant_impl<Derived, 1> { - static inline typename traits<Derived>::Scalar run(const Derived& m) + static inline EIGEN_DEVICE_FUNC + typename traits<Derived>::Scalar run(const Derived& m) { return m.coeff(0,0); } @@ -52,7 +55,8 @@ template<typename Derived> struct determinant_impl<Derived, 1> template<typename Derived> struct determinant_impl<Derived, 2> { - static inline typename traits<Derived>::Scalar run(const Derived& m) + static inline EIGEN_DEVICE_FUNC + typename traits<Derived>::Scalar run(const Derived& m) { return m.coeff(0,0) * m.coeff(1,1) - m.coeff(1,0) * m.coeff(0,1); } @@ -60,7 +64,8 @@ template<typename Derived> struct determinant_impl<Derived, 2> template<typename Derived> struct determinant_impl<Derived, 3> { - static inline typename traits<Derived>::Scalar run(const Derived& m) + static inline EIGEN_DEVICE_FUNC + typename traits<Derived>::Scalar run(const Derived& m) { return bruteforce_det3_helper(m,0,1,2) - bruteforce_det3_helper(m,1,0,2) @@ -70,7 +75,8 @@ template<typename Derived> struct determinant_impl<Derived, 3> template<typename Derived> struct determinant_impl<Derived, 4> { - static typename traits<Derived>::Scalar run(const Derived& m) + static EIGEN_DEVICE_FUNC + typename traits<Derived>::Scalar run(const Derived& m) { // trick by Martin Costabel to compute 4x4 det with only 30 muls return bruteforce_det4_helper(m,0,1,2,3) @@ -89,6 +95,7 @@ template<typename Derived> struct determinant_impl<Derived, 4> * \returns the determinant of this matrix */ template<typename Derived> +EIGEN_DEVICE_FUNC inline typename internal::traits<Derived>::Scalar MatrixBase<Derived>::determinant() const { eigen_assert(rows() == cols()); diff --git a/Eigen/src/LU/InverseImpl.h b/Eigen/src/LU/InverseImpl.h index f49f23360..1bab00c01 100644 --- a/Eigen/src/LU/InverseImpl.h +++ b/Eigen/src/LU/InverseImpl.h @@ -290,6 +290,7 @@ template<typename DstXprType, typename XprType> struct Assignment<DstXprType, Inverse<XprType>, internal::assign_op<typename DstXprType::Scalar,typename XprType::Scalar>, Dense2Dense> { typedef Inverse<XprType> SrcXprType; + EIGEN_DEVICE_FUNC static void run(DstXprType &dst, const SrcXprType &src, const internal::assign_op<typename DstXprType::Scalar,typename XprType::Scalar> &) { Index dstRows = src.rows(); @@ -332,6 +333,7 @@ struct Assignment<DstXprType, Inverse<XprType>, internal::assign_op<typename Dst * \sa computeInverseAndDetWithCheck() */ template<typename Derived> +EIGEN_DEVICE_FUNC inline const Inverse<Derived> MatrixBase<Derived>::inverse() const { EIGEN_STATIC_ASSERT(!NumTraits<Scalar>::IsInteger,THIS_FUNCTION_IS_NOT_FOR_INTEGER_NUMERIC_TYPES) |