Blaze  3.6
syevx.h
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1 //=================================================================================================
33 //=================================================================================================
34 
35 #ifndef _BLAZE_MATH_LAPACK_CLAPACK_SYEVX_H_
36 #define _BLAZE_MATH_LAPACK_CLAPACK_SYEVX_H_
37 
38 
39 //*************************************************************************************************
40 // Includes
41 //*************************************************************************************************
42 
43 #include <blaze/util/Complex.h>
45 #include <blaze/util/Types.h>
46 
47 
48 //=================================================================================================
49 //
50 // LAPACK FORWARD DECLARATIONS
51 //
52 //=================================================================================================
53 
54 //*************************************************************************************************
56 #if !defined(INTEL_MKL_VERSION)
57 extern "C" {
58 
59 void ssyevx_( char* jobz, char* range, char* uplo, int* n, float* A, int* lda, float* vl,
60  float* vu, int* il, int* iu, float* abstol, int* m, float* w, float* Z,
61  int* ldz, float* work, int* lwork, int* iwork, int* ifail, int* info,
64 void dsyevx_( char* jobz, char* range, char* uplo, int* n, double* A, int* lda, double* vl,
65  double* vu, int* il, int* iu, double* abstol, int* m, double* w, double* Z,
66  int* ldz, double* work, int* lwork, int* iwork, int* ifail, int* info,
69 
70 }
71 #endif
72 
73 //*************************************************************************************************
74 
75 
76 
77 
78 namespace blaze {
79 
80 //=================================================================================================
81 //
82 // LAPACK SYMMETRIC MATRIX EIGENVALUE FUNCTIONS (SYEVX)
83 //
84 //=================================================================================================
85 
86 //*************************************************************************************************
89 void syevx( char jobz, char range, char uplo, int n, float* A, int lda,
90  float vl, float vu, int il, int iu, float abstol, int* m, float* w,
91  float* Z, int ldz, float* work, int lwork, int* iwork, int* ifail, int* info );
92 
93 void syevx( char jobz, char range, char uplo, int n, double* A, int lda,
94  double vl, double vu, int il, int iu, double abstol, int* m, double* w,
95  double* Z, int ldz, double* work, int lwork, int* iwork, int* ifail, int* info );
97 //*************************************************************************************************
98 
99 
100 //*************************************************************************************************
157 inline void syevx( char jobz, char range, char uplo, int n, float* A, int lda,
158  float vl, float vu, int il, int iu, float abstol, int* m, float* w,
159  float* Z, int ldz, float* work, int lwork, int* iwork, int* ifail, int* info )
160 {
161 #if defined(INTEL_MKL_VERSION)
162  BLAZE_STATIC_ASSERT( sizeof( MKL_INT ) == sizeof( int ) );
163 #endif
164 
165  ++il;
166  ++iu;
167 
168  ssyevx_( &jobz, &range, &uplo, &n, A, &lda, &vl, &vu, &il, &iu,
169  &abstol, m, w, Z, &ldz, work, &lwork, iwork, ifail, info,
171 }
172 //*************************************************************************************************
173 
174 
175 //*************************************************************************************************
232 inline void syevx( char jobz, char range, char uplo, int n, double* A, int lda,
233  double vl, double vu, int il, int iu, double abstol, int* m, double* w,
234  double* Z, int ldz, double* work, int lwork, int* iwork, int* ifail, int* info )
235 {
236 #if defined(INTEL_MKL_VERSION)
237  BLAZE_STATIC_ASSERT( sizeof( MKL_INT ) == sizeof( int ) );
238 #endif
239 
240  ++il;
241  ++iu;
242 
243  dsyevx_( &jobz, &range, &uplo, &n, A, &lda, &vl, &vu, &il, &iu,
244  &abstol, m, w, Z, &ldz, work, &lwork, iwork, ifail, info,
246 }
247 //*************************************************************************************************
248 
249 } // namespace blaze
250 
251 #endif
Header file for basic type definitions.
void syevx(char jobz, char range, char uplo, int n, float *A, int lda, float vl, float vu, int il, int iu, float abstol, int *m, float *w, float *Z, int ldz, float *work, int lwork, int *iwork, int *ifail, int *info)
LAPACK kernel for computing the eigenvalues of the given dense symmetric single precision column-majo...
Definition: syevx.h:157
Namespace of the Blaze C++ math library.
Definition: Blaze.h:58
Compile time assertion.
Header file for the complex data type.
#define BLAZE_STATIC_ASSERT(expr)
Compile time assertion macro.In case of an invalid compile time expression, a compilation error is cr...
Definition: StaticAssert.h:112
Size type of the Blaze library.