lapack_int LAPACKE_ztrttf_work( int matrix_order, char transr, char uplo, lapack_int n, const lapack_complex_double* a, lapack_int lda, lapack_complex_double* arf ) { lapack_int info = 0; if( matrix_order == LAPACK_COL_MAJOR ) { /* Call LAPACK function and adjust info */ LAPACK_ztrttf( &transr, &uplo, &n, a, &lda, arf, &info ); if( info < 0 ) { info = info - 1; } } else if( matrix_order == LAPACK_ROW_MAJOR ) { lapack_int lda_t = MAX(1,n); lapack_complex_double* a_t = NULL; lapack_complex_double* arf_t = NULL; /* Check leading dimension(s) */ if( lda < n ) { info = -6; LAPACKE_xerbla( "LAPACKE_ztrttf_work", info ); return info; } /* Allocate memory for temporary array(s) */ a_t = (lapack_complex_double*) LAPACKE_malloc( sizeof(lapack_complex_double) * lda_t * MAX(1,n) ); if( a_t == NULL ) { info = LAPACK_TRANSPOSE_MEMORY_ERROR; goto exit_level_0; } arf_t = (lapack_complex_double*) LAPACKE_malloc( sizeof(lapack_complex_double) * ( MAX(1,n) * MAX(2,n+1) ) / 2 ); if( arf_t == NULL ) { info = LAPACK_TRANSPOSE_MEMORY_ERROR; goto exit_level_1; } /* Transpose input matrices */ LAPACKE_zge_trans( matrix_order, n, n, a, lda, a_t, lda_t ); /* Call LAPACK function and adjust info */ LAPACK_ztrttf( &transr, &uplo, &n, a_t, &lda_t, arf_t, &info ); if( info < 0 ) { info = info - 1; } /* Transpose output matrices */ LAPACKE_zpf_trans( LAPACK_COL_MAJOR, transr, uplo, n, arf_t, arf ); /* Release memory and exit */ LAPACKE_free( arf_t ); exit_level_1: LAPACKE_free( a_t ); exit_level_0: if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_ztrttf_work", info ); } } else { info = -1; LAPACKE_xerbla( "LAPACKE_ztrttf_work", info ); } return info; }
lapack_int LAPACKE_zpftri_work( int matrix_layout, char transr, char uplo, lapack_int n, lapack_complex_double* a ) { lapack_int info = 0; if( matrix_layout == LAPACK_COL_MAJOR ) { /* Call LAPACK function and adjust info */ LAPACK_zpftri( &transr, &uplo, &n, a, &info ); if( info < 0 ) { info = info - 1; } } else if( matrix_layout == LAPACK_ROW_MAJOR ) { lapack_complex_double* a_t = NULL; /* Allocate memory for temporary array(s) */ a_t = (lapack_complex_double*) LAPACKE_malloc( sizeof(lapack_complex_double) * ( MAX(1,n) * MAX(2,n+1) ) / 2 ); if( a_t == NULL ) { info = LAPACK_TRANSPOSE_MEMORY_ERROR; goto exit_level_0; } /* Transpose input matrices */ LAPACKE_zpf_trans( matrix_layout, transr, uplo, n, a, a_t ); /* Call LAPACK function and adjust info */ LAPACK_zpftri( &transr, &uplo, &n, a_t, &info ); if( info < 0 ) { info = info - 1; } /* Transpose output matrices */ LAPACKE_zpf_trans( LAPACK_COL_MAJOR, transr, uplo, n, a_t, a ); /* Release memory and exit */ LAPACKE_free( a_t ); exit_level_0: if( info == LAPACK_TRANSPOSE_MEMORY_ERROR ) { LAPACKE_xerbla( "LAPACKE_zpftri_work", info ); } } else { info = -1; LAPACKE_xerbla( "LAPACKE_zpftri_work", info ); } return info; }