lapack_int LAPACKE_dposvx( int matrix_layout, char fact, char uplo, lapack_int n, lapack_int nrhs, double* a, lapack_int lda, double* af, lapack_int ldaf, char* equed, double* s, double* b, lapack_int ldb, double* x, lapack_int ldx, double* rcond, double* ferr, double* berr ) { lapack_int info = 0; lapack_int* iwork = NULL; double* work = NULL; if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_dposvx", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK if( LAPACKE_get_nancheck() ) { /* Optionally check input matrices for NaNs */ if( LAPACKE_dpo_nancheck( matrix_layout, uplo, n, a, lda ) ) { return -6; } if( LAPACKE_lsame( fact, 'f' ) ) { if( LAPACKE_dpo_nancheck( matrix_layout, uplo, n, af, ldaf ) ) { return -8; } } if( LAPACKE_dge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) { return -12; } if( LAPACKE_lsame( fact, 'f' ) && LAPACKE_lsame( *equed, 'y' ) ) { if( LAPACKE_d_nancheck( n, s, 1 ) ) { return -11; } } } #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 = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,3*n) ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_1; } /* Call middle-level interface */ info = LAPACKE_dposvx_work( matrix_layout, fact, uplo, n, nrhs, a, lda, af, ldaf, equed, s, 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_dposvx", info ); } return info; }
lapack_int LAPACKE_dporfs( int matrix_layout, char uplo, lapack_int n, lapack_int nrhs, const double* a, lapack_int lda, const double* af, lapack_int ldaf, const double* b, lapack_int ldb, double* x, lapack_int ldx, double* ferr, double* berr ) { lapack_int info = 0; lapack_int* iwork = NULL; double* work = NULL; if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_dporfs", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ if( LAPACKE_dpo_nancheck( matrix_layout, uplo, n, a, lda ) ) { return -5; } if( LAPACKE_dpo_nancheck( matrix_layout, uplo, n, af, ldaf ) ) { return -7; } if( LAPACKE_dge_nancheck( matrix_layout, n, nrhs, b, ldb ) ) { return -9; } if( LAPACKE_dge_nancheck( matrix_layout, n, nrhs, x, ldx ) ) { return -11; } #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 = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,3*n) ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_1; } /* Call middle-level interface */ info = LAPACKE_dporfs_work( matrix_layout, uplo, n, nrhs, a, lda, af, ldaf, b, ldb, x, ldx, 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_dporfs", info ); } return info; }
lapack_int LAPACKE_dsposv( int matrix_order, char uplo, lapack_int n, lapack_int nrhs, double* a, lapack_int lda, double* b, lapack_int ldb, double* x, lapack_int ldx, lapack_int* iter ) { lapack_int info = 0; float* swork = NULL; double* work = NULL; if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_dsposv", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ if( LAPACKE_dpo_nancheck( matrix_order, uplo, n, a, lda ) ) { return -5; } if( LAPACKE_dge_nancheck( matrix_order, n, nrhs, b, ldb ) ) { return -7; } #endif /* Allocate memory for working array(s) */ swork = (float*)LAPACKE_malloc( sizeof(float) * MAX(1,n) * MAX(1,n+nrhs) ); if( swork == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_0; } work = (double*)LAPACKE_malloc( sizeof(double) * MAX(1,n) * MAX(1,nrhs) ); if( work == NULL ) { info = LAPACK_WORK_MEMORY_ERROR; goto exit_level_1; } /* Call middle-level interface */ info = LAPACKE_dsposv_work( matrix_order, uplo, n, nrhs, a, lda, b, ldb, x, ldx, work, swork, iter ); /* Release memory and exit */ LAPACKE_free( work ); exit_level_1: LAPACKE_free( swork ); exit_level_0: if( info == LAPACK_WORK_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_dsposv", info ); } return info; }
lapack_int LAPACKE_dposv( int matrix_order, char uplo, lapack_int n, lapack_int nrhs, double* a, lapack_int lda, double* b, lapack_int ldb ) { if( matrix_order != LAPACK_COL_MAJOR && matrix_order != LAPACK_ROW_MAJOR ) { LAPACKE_xerbla( "LAPACKE_dposv", -1 ); return -1; } #ifndef LAPACK_DISABLE_NAN_CHECK /* Optionally check input matrices for NaNs */ if( LAPACKE_dpo_nancheck( matrix_order, uplo, n, a, lda ) ) { return -5; } if( LAPACKE_dge_nancheck( matrix_order, n, nrhs, b, ldb ) ) { return -7; } #endif return LAPACKE_dposv_work( matrix_order, uplo, n, nrhs, a, lda, b, ldb ); }