LAPACKE_cgetsqrhrt()

lapack_int LAPACKE_cgetsqrhrt	(	int	matrix_layout,
		lapack_int	m,
		lapack_int	n,
		lapack_int	mb1,
		lapack_int	nb1,
		lapack_int	nb2,
		lapack_complex_float *	a,
		lapack_int	lda,
		lapack_complex_float *	t,
		lapack_int	ldt
	)

Definition at line 35 of file lapacke_cgetsqrhrt.c.

{
    lapack_int info = 0;
    lapack_int lwork = -1;
    lapack_complex_float* work = NULL;
    lapack_complex_float work_query;
    if( matrix_layout != LAPACK_COL_MAJOR && matrix_layout != LAPACK_ROW_MAJOR ) {
        LAPACKE_xerbla( "LAPACKE_cgetsqrhrt", -1 );
        return -1;
    }
#ifndef LAPACK_DISABLE_NAN_CHECK
    if( LAPACKE_get_nancheck() ) {
        /* Optionally check input matrices for NaNs */
        if( LAPACKE_cge_nancheck( matrix_layout, m, n, a, lda ) ) {
            return -7;
        }
    }
#endif
    /* Query optimal working array(s) size */
    info = LAPACKE_cgetsqrhrt_work( matrix_layout, m, n, mb1, nb1, nb2,
                                    a, lda, t, ldt, &work_query, lwork );
    if( info != 0 ) {
        goto exit_level_0;
    }
    lwork = LAPACK_C2INT( work_query );
    /* Allocate memory for work arrays */
    work = (lapack_complex_float*)
        LAPACKE_malloc( sizeof(lapack_complex_float) * lwork );
    if( work == NULL ) {
        info = LAPACK_WORK_MEMORY_ERROR;
        goto exit_level_0;
    }
    /* Call middle-level interface */
    info = LAPACKE_cgetsqrhrt_work( matrix_layout, m, n, mb1, nb1, nb2,
                                    a, lda, t, ldt, work, lwork );
    /* Release memory and exit */
    LAPACKE_free( work );
exit_level_0:
    if( info == LAPACK_WORK_MEMORY_ERROR ) {
        LAPACKE_xerbla( "LAPACKE_cgetsqrhrt", info );
    }
    return info;
}

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