Function gen_qwen38_decode_batch_tp_lg 

pub fn gen_qwen38_decode_batch_tp_lg(
    cfg: &Qwen38Cfg,
    dir: &str,
    ctx: usize,
    seqs: &[(usize, usize)],
    tp: usize,
) -> TpAuthored

A batched decode step, tensor-parallel over tp chips. See author::tp_decode_batch.