lapack_int LAPACKE_sspsvx( int matrix_layout, char fact, char uplo, lapack_int n, lapack_int nrhs, const float* ap, float* afp, lapack_int* ipiv, const float* b, lapack_int ldb, float* x, lapack_int ldx, float* rcond, float* ferr, float* berr ) { lapack_int info = 0; lapack_int* iwork = NULL; float* work = NULL; if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_sspsvx", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ if( LAPACKE_lsame( fact, 'f' ) ) { if( LAPACKE_ssp_nancheck( n, afp ) ) { return -7; } } if( LAPACKE_ssp_nancheck( n, ap ) ) { return -6; } if( LAPACKE_sge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) { return -9; } #endif /* Allocate memory for working array(s) */ iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * MAX(1,n) ); if( iwork == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_0; } work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,3*n) ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_1; } /* Call middle-level interface */ info = LAPACKE_sspsvx_work( matrix_layout, fact, uplo, n, nrhs, ap, afp, ipiv, b, ldb, x, ldx, rcond, ferr, berr, work, iwork ); /* Release memory and exit */ LAPACKE_free( work ); exit_level_1: LAPACKE_free( iwork ); exit_level_0: if( info == LAPACK_WORK_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_sspsvx", info ); } return info; }
lapack_int LAPACKE_ssptri( int matrix_order, char uplo, lapack_int n, float* ap, const lapack_int* ipiv ) { lapack_int info = 0; float* work = NULL; if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_ssptri", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ if( LAPACKE_ssp_nancheck( n, ap ) ) { return -4; } #endif /* Allocate memory for working array(s) */ work = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_0; } /* Call middle-level interface */ info = LAPACKE_ssptri_work( matrix_order, uplo, n, ap, ipiv, work ); /* Release memory and exit */ LAPACKE_free( work ); exit_level_0: if( info == LAPACK_WORK_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_ssptri", info ); } return info; }
lapack_int LAPACKE_sspgst( int matrix_order, lapack_int itype, char uplo, lapack_int n, float* ap, const float* bp ) { if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_sspgst", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ if( LAPACKE_ssp_nancheck( n, ap ) ) { return -5; } if( LAPACKE_ssp_nancheck( n, bp ) ) { return -6; } #endif return LAPACKE_sspgst_work( matrix_order, itype, uplo, n, ap, bp ); }
lapack_int LAPACKE_sspevd( int matrix_layout, char jobz, char uplo, lapack_int n, float* ap, float* w, float* z, lapack_int ldz ) { lapack_int info = 0; lapack_int liwork = -1; lapack_int lwork = -1; lapack_int* iwork = NULL; float* work = NULL; lapack_int iwork_query; float work_query; if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_sspevd", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK if( LAPACKE_get_nancheck() ) { /* Optionally check input matrices for NaNs */ if( LAPACKE_ssp_nancheck( n, ap ) ) { return -5; } } #endif /* Query optimal working array(s) size */ info = LAPACKE_sspevd_work( matrix_layout, jobz, uplo, n, ap, w, z, ldz, &work_query, lwork, &iwork_query, liwork ); if( info != 0 ) { goto exit_level_0; } liwork = (lapack_int)iwork_query; lwork = (lapack_int)work_query; /* Allocate memory for work arrays */ iwork = (lapack_int*)LAPACKE_malloc( sizeof(lapack_int) * liwork ); if( iwork == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_0; } work = (float*)LAPACKE_malloc( sizeof(float) * lwork ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_1; } /* Call middle-level interface */ info = LAPACKE_sspevd_work( matrix_layout, jobz, uplo, n, ap, w, z, ldz, work, lwork, iwork, liwork ); /* Release memory and exit */ LAPACKE_free( work ); exit_level_1: LAPACKE_free( iwork ); exit_level_0: if( info == LAPACK_WORK_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_sspevd", info ); } return info; }
lapack_int LAPACKE_ssptrs( int matrix_layout, char uplo, lapack_int n, lapack_int nrhs, const float* ap, const lapack_int* ipiv, float* b, lapack_int ldb ) { if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_ssptrs", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK if( LAPACKE_get_nancheck() ) { /* Optionally check input matrices for NaNs */ if( LAPACKE_ssp_nancheck( n, ap ) ) { return -5; } if( LAPACKE_sge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) { return -7; } } #endif return LAPACKE_ssptrs_work( matrix_layout, uplo, n, nrhs, ap, ipiv, b, ldb ); }