lapack_int LAPACKE_ctbcon_work( int matrix_order, char norm, char uplo, char diag, lapack_int n, lapack_int kd, const lapack_complex_float* ab, lapack_int ldab, float* rcond, lapack_complex_float* work, float* rwork ) { lapack_int info = 0; if( matrix_order == LAPACK_COL_MAJOR ) { /* Call LAPACK function and adjust info */ LAPACK_ctbcon( &norm, &uplo, &diag, &n, &kd, ab, &ldab, rcond, work, rwork, &info ); if( info < 0 ) { info = info - 1; } } else if( matrix_order == LAPACK_ROW_MAJOR ) { lapack_int ldab_t = MAX(1,kd+1); lapack_complex_float* ab_t = NULL; /* Check leading dimension(s) */ if( ldab < n ) { info = -8; LAPACKE_xerbla( "LAPACKE_ctbcon_work", info ); return info; } /* Allocate memory for temporary array(s) */ ab_t = (lapack_complex_float*) LAPACKE_malloc( sizeof(lapack_complex_float) * ldab_t * MAX(1,n) ); if( ab_t == NULL ) { info = LAPACK_TRANSPOSE_MEMORY_ERROR; goto exit_level_0; } /* Transpose input matrices */ LAPACKE_ctb_trans( matrix_order, uplo, diag, n, kd, ab, ldab, ab_t, ldab_t ); /* Call LAPACK function and adjust info */ LAPACK_ctbcon( &norm, &uplo, &diag, &n, &kd, ab_t, &ldab_t, rcond, work, rwork, &info ); if( info < 0 ) { info = info - 1; } /* Release memory and exit */ LAPACKE_free( ab_t ); exit_level_0: if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_ctbcon_work", info ); } } else { info = -1; LAPACKE_xerbla( "LAPACKE_ctbcon_work", info ); } return info; }
lapack_int LAPACKE_ctbrfs_work( int matrix_layout, char uplo, char trans, char diag, lapack_int n, lapack_int kd, lapack_int nrhs, const lapack_complex_float* ab, lapack_int ldab, const lapack_complex_float* b, lapack_int ldb, const lapack_complex_float* x, lapack_int ldx, float* ferr, float* berr, lapack_complex_float* work, float* rwork ) { lapack_int info = 0; if( matrix_layout == LAPACK_COL_MAJOR ) { /* Call LAPACK function and adjust info */ LAPACK_ctbrfs( &uplo, &trans, &diag, &n, &kd, &nrhs, ab, &ldab, b, &ldb, x, &ldx, ferr, berr, work, rwork, &info ); if( info < 0 ) { info = info - 1; } } else if( matrix_layout == LAPACK_ROW_MAJOR ) { lapack_int ldab_t = MAX(1,kd+1); lapack_int ldb_t = MAX(1,n); lapack_int ldx_t = MAX(1,n); lapack_complex_float* ab_t = NULL; lapack_complex_float* b_t = NULL; lapack_complex_float* x_t = NULL; /* Check leading dimension(s) */ if( ldab < n ) { info = -9; LAPACKE_xerbla( "LAPACKE_ctbrfs_work", info ); return info; } if( ldb < nrhs ) { info = -11; LAPACKE_xerbla( "LAPACKE_ctbrfs_work", info ); return info; } if( ldx < nrhs ) { info = -13; LAPACKE_xerbla( "LAPACKE_ctbrfs_work", info ); return info; } /* Allocate memory for temporary array(s) */ ab_t = (lapack_complex_float*) LAPACKE_malloc( sizeof(lapack_complex_float) * ldab_t * MAX(1,n) ); if( ab_t == NULL ) { info = LAPACK_TRANSPOSE_MEMORY_ERROR; goto exit_level_0; } b_t = (lapack_complex_float*) LAPACKE_malloc( sizeof(lapack_complex_float) * ldb_t * MAX(1,nrhs) ); if( b_t == NULL ) { info = LAPACK_TRANSPOSE_MEMORY_ERROR; goto exit_level_1; } x_t = (lapack_complex_float*) LAPACKE_malloc( sizeof(lapack_complex_float) * ldx_t * MAX(1,nrhs) ); if( x_t == NULL ) { info = LAPACK_TRANSPOSE_MEMORY_ERROR; goto exit_level_2; } /* Transpose input matrices */ LAPACKE_ctb_trans( matrix_layout, uplo, diag, n, kd, ab, ldab, ab_t, ldab_t ); LAPACKE_cge_trans( matrix_layout, n, nrhs, b, ldb, b_t, ldb_t ); LAPACKE_cge_trans( matrix_layout, n, nrhs, x, ldx, x_t, ldx_t ); /* Call LAPACK function and adjust info */ LAPACK_ctbrfs( &uplo, &trans, &diag, &n, &kd, &nrhs, ab_t, &ldab_t, b_t, &ldb_t, x_t, &ldx_t, ferr, berr, work, rwork, &info ); if( info < 0 ) { info = info - 1; } /* Release memory and exit */ LAPACKE_free( x_t ); exit_level_2: LAPACKE_free( b_t ); exit_level_1: LAPACKE_free( ab_t ); exit_level_0: if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_ctbrfs_work", info ); } } else { info = -1; LAPACKE_xerbla( "LAPACKE_ctbrfs_work", info ); } return info; }