35 #ifndef _BLAZE_MATH_LAPACK_GETRS_H_ 36 #define _BLAZE_MATH_LAPACK_GETRS_H_ 68 template<
typename MT,
bool SO,
typename VT,
bool TF >
69 inline void getrs(
const DenseMatrix<MT,SO>& A, DenseVector<VT,TF>& b,
char trans,
const int* ipiv );
71 template<
typename MT1,
bool SO1,
typename MT2,
bool SO2 >
72 inline void getrs(
const DenseMatrix<MT1,SO1>& A, DenseMatrix<MT2,SO2>& B,
73 char trans,
const int* ipiv );
163 template<
typename MT
182 if( trans !=
'N' && trans !=
'T' && trans !=
'C' ) {
186 int n ( numeric_cast<int>( (~A).
rows() ) );
188 int lda ( numeric_cast<int>( (~A).
spacing() ) );
189 int ldb ( numeric_cast<int>( (~b).
size() ) );
196 getrs( trans, n, nrhs, (~A).
data(), lda, ipiv, (~b).
data(), ldb, &info );
292 template<
typename MT1
297 char trans,
const int* ipiv )
312 if( trans !=
'N' && trans !=
'T' && trans !=
'C' ) {
316 int n ( numeric_cast<int>( (~A).
rows() ) );
317 int mrhs( numeric_cast<int>( SO2 ? (~B).
rows() : (~B).
columns() ) );
318 int nrhs( numeric_cast<int>( SO2 ? (~B).
columns() : (~B).
rows() ) );
319 int lda ( numeric_cast<int>( (~A).
spacing() ) );
320 int ldb ( numeric_cast<int>( (~B).
spacing() ) );
331 getrs( trans, n, nrhs, (~A).
data(), lda, ipiv, (~B).
data(), ldb, &info );
#define BLAZE_THROW_INVALID_ARGUMENT(MESSAGE)
Macro for the emission of a std::invalid_argument exception.This macro encapsulates the default way o...
Definition: Exception.h:235
Constraint on the data type.
Header file for auxiliary alias declarations.
#define BLAZE_CONSTRAINT_MUST_HAVE_MUTABLE_DATA_ACCESS(T)
Constraint on the data type.In case the given data type T does not provide low-level data access to m...
Definition: MutableDataAccess.h:61
BLAZE_ALWAYS_INLINE size_t size(const Vector< VT, TF > &vector) noexcept
Returns the current size/dimension of the vector.
Definition: Vector.h:265
#define BLAZE_CONSTRAINT_MUST_NOT_BE_COMPUTATION_TYPE(T)
Constraint on the data type.In case the given data type T is a computational expression (i...
Definition: Computation.h:81
Header file for the DenseVector base class.
Constraint on the data type.
Cast operators for numeric types.
#define BLAZE_CONSTRAINT_MUST_NOT_BE_ADAPTOR_TYPE(T)
Constraint on the data type.In case the given data type T is an adaptor type (as for instance LowerMa...
Definition: Adaptor.h:81
Base class for dense matrices.The DenseMatrix class is a base class for all dense matrix classes...
Definition: DenseMatrix.h:80
BLAZE_ALWAYS_INLINE size_t spacing(const DenseMatrix< MT, SO > &dm) noexcept
Returns the spacing between the beginning of two rows/columns.
Definition: DenseMatrix.h:252
Constraint on the data type.
Namespace of the Blaze C++ math library.
Definition: Blaze.h:58
Header file for the DenseMatrix base class.
typename T::ElementType ElementType_
Alias declaration for nested ElementType type definitions.The ElementType_ alias declaration provides...
Definition: Aliases.h:163
Base class for N-dimensional dense vectors.The DenseVector class is a base class for all arbitrarily ...
Definition: DenseVector.h:76
#define BLAZE_CONSTRAINT_MUST_BE_SAME_TYPE(A, B)
Data type constraint.In case the two types A and B are not the same (ignoring all cv-qualifiers of bo...
Definition: SameType.h:71
BLAZE_ALWAYS_INLINE size_t columns(const Matrix< MT, SO > &matrix) noexcept
Returns the current number of columns of the matrix.
Definition: Matrix.h:506
void getrs(char trans, int n, int nrhs, const float *A, int lda, const int *ipiv, float *B, int ldb, int *info)
LAPACK kernel for the substitution step of solving a general single precision linear system of equati...
Definition: getrs.h:136
Header file for the exception macros of the math module.
Constraint on the data type.
Header file for run time assertion macros.
Header file for the CLAPACK getrs wrapper functions.
#define BLAZE_CONSTRAINT_MUST_BE_BLAS_COMPATIBLE_TYPE(T)
Constraint on the data type.In case the given data type T is not a BLAS compatible data type (i...
Definition: BLASCompatible.h:61
BLAZE_ALWAYS_INLINE size_t rows(const Matrix< MT, SO > &matrix) noexcept
Returns the current number of rows of the matrix.
Definition: Matrix.h:490
BLAZE_ALWAYS_INLINE MT::ElementType * data(DenseMatrix< MT, SO > &dm) noexcept
Low-level data access to the dense matrix elements.
Definition: DenseMatrix.h:169
decltype(auto) trans(const DenseMatrix< MT, SO > &dm)
Calculation of the transpose of the given dense matrix.
Definition: DMatTransExpr.h:789
BLAZE_ALWAYS_INLINE bool isSquare(const Matrix< MT, SO > &matrix) noexcept
Checks if the given matrix is a square matrix.
Definition: Matrix.h:908
#define BLAZE_INTERNAL_ASSERT(expr, msg)
Run time assertion macro for internal checks.In case of an invalid run time expression, the program execution is terminated. The BLAZE_INTERNAL_ASSERT macro can be disabled by setting the BLAZE_USER_ASSERTION flag to zero or by defining NDEBUG during the compilation.
Definition: Assert.h:101