set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports s_axi_aclk]]
  set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports m_dest_axi_aclk]]
  set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports m_src_axi_aclk]]
  set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports s_axis_aclk]]
  set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports m_axis_aclk]]
  set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports fifo_wr_clk]]
  set_clock_groups -asynchronous -group [get_clocks -of_objects [get_ports fifo_rd_clk]]