devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

the Index types change.

Browse Source 
As discussed on the list (too long to explain here).
This commit is contained in:
Benoit Jacob
2010-05-30 16:00:58 -04:00
parent faa3ff3be6
commit aaaade4b3d
158 changed files with 3137 additions and 2878 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
Eigen/src/Core/util/BlasUtil.h
View File

@@ -29,29 +29,29 @@
// implement and control fast level 2 and level 3 BLAS-like routines.
// forward declarations
template<typename Scalar, int mr, int nr, typename Conj>
template<typename Scalar, typename Index, int mr, int nr, typename Conj>
struct ei_gebp_kernel;
template<typename Scalar, int nr, int StorageOrder, bool PanelMode=false>
template<typename Scalar, typename Index, int nr, int StorageOrder, bool PanelMode=false>
struct ei_gemm_pack_rhs;
template<typename Scalar, int mr, int StorageOrder, bool Conjugate = false, bool PanelMode = false>
template<typename Scalar, typename Index, int mr, int StorageOrder, bool Conjugate = false, bool PanelMode = false>
struct ei_gemm_pack_lhs;
template<
typename Scalar,
typename Scalar, typename Index,
int LhsStorageOrder, bool ConjugateLhs,
int RhsStorageOrder, bool ConjugateRhs,
int ResStorageOrder>
struct ei_general_matrix_matrix_product;
template<bool ConjugateLhs, bool ConjugateRhs, typename Scalar, typename RhsType>
template<bool ConjugateLhs, bool ConjugateRhs, typename Scalar, typename Index, typename RhsType>
static void ei_cache_friendly_product_colmajor_times_vector(
int size, const Scalar* lhs, int lhsStride, const RhsType& rhs, Scalar* res, Scalar alpha);
Index size, const Scalar* lhs, Index lhsStride, const RhsType& rhs, Scalar* res, Scalar alpha);
template<bool ConjugateLhs, bool ConjugateRhs, typename Scalar, typename ResType>
template<bool ConjugateLhs, bool ConjugateRhs, typename Scalar, typename Index, typename ResType>
static void ei_cache_friendly_product_rowmajor_times_vector(
const Scalar* lhs, int lhsStride, const Scalar* rhs, int rhsSize, ResType& res, Scalar alpha);
const Scalar* lhs, Index lhsStride, const Scalar* rhs, Index rhsSize, ResType& res, Scalar alpha);
// Provides scalar/packet-wise product and product with accumulation
// with optional conjugation of the arguments.
@@ -98,29 +98,29 @@ template<> struct ei_conj_helper<true,true>
// Lightweight helper class to access matrix coefficients.
// Yes, this is somehow redundant with Map<>, but this version is much much lighter,
// and so I hope better compilation performance (time and code quality).
template<typename Scalar, int StorageOrder>
template<typename Scalar, typename Index, int StorageOrder>
class ei_blas_data_mapper
{
public:
ei_blas_data_mapper(Scalar* data, int stride) : m_data(data), m_stride(stride) {}
EIGEN_STRONG_INLINE Scalar& operator()(int i, int j)
ei_blas_data_mapper(Scalar* data, Index stride) : m_data(data), m_stride(stride) {}
EIGEN_STRONG_INLINE Scalar& operator()(Index i, Index j)
{ return m_data[StorageOrder==RowMajor ? j + i*m_stride : i + j*m_stride]; }
protected:
Scalar* EIGEN_RESTRICT m_data;
int m_stride;
Index m_stride;
};
// lightweight helper class to access matrix coefficients (const version)
template<typename Scalar, int StorageOrder>
template<typename Scalar, typename Index, int StorageOrder>
class ei_const_blas_data_mapper
{
public:
ei_const_blas_data_mapper(const Scalar* data, int stride) : m_data(data), m_stride(stride) {}
EIGEN_STRONG_INLINE const Scalar& operator()(int i, int j) const
ei_const_blas_data_mapper(const Scalar* data, Index stride) : m_data(data), m_stride(stride) {}
EIGEN_STRONG_INLINE const Scalar& operator()(Index i, Index j) const
{ return m_data[StorageOrder==RowMajor ? j + i*m_stride : i + j*m_stride]; }
protected:
const Scalar* EIGEN_RESTRICT m_data;
int m_stride;
Index m_stride;
};
// Defines various constant controlling level 3 blocking