auto-round

2127635a - feat: sparse-SDPA Python wrappers, switch sage_sparse_bf16, benchmark modes

feat: sparse-SDPA Python wrappers, switch sage_sparse_bf16, benchmark modes Add sage_sparse_sdpa and sparge_sage2_attn_meansim_topk_xpu_sdpa (bf16+fp16), route sage_sparse_bf16 through the sparse-SDPA path, and add sparse_sdpa_* modes to the benchmark.