{
  "eval_id": 1,
  "eval_name": "axis-fifo-handshake-sim",
  "prompt": "我有一个 AXI-Stream FIFO 模块，接口如下：input clk, input rst_n, input [7:0] s_tdata, input s_tvalid, output s_tready, output [7:0] m_tdata, output m_tvalid, input m_tready, output [3:0] fill_count。请帮我生成 testbench，模拟正常的 tvalid/tready 握手时序，用批处理模式在 Vivado 中运行仿真。",
  "assertions": []
}