175.vivado 防止信号被优化
(* keep = "true" *) wire [31:0] user; (* keep = "true" *) (*DONT_TOUCH="YES"*)(*mark_debug="true"*)wire [31:0] s_axis_ireq_tuser ;(* keep = "true" *) wire [31:0] user; (* keep = "true" *) (*DONT_TOUCH="YES"*)(*mark_debug="true"*)wire [31:0] s_axis_ireq_tuser ;