`ifndef UTIL_DPI `define UTIL_DPI import "DPI-C" function void dpi_imul(input int a, input int b, input logic is_signed_a, input logic is_signed_b, output int resultl, output int resulth); import "DPI-C" function void dpi_idiv(input int a, input int b, input logic is_signed, output int quotient, output int remainder); import "DPI-C" function int dpi_register(); import "DPI-C" function void dpi_assert(int inst, input logic cond, input int delay); import "DPI-C" function void dpi_trace(input string format /*verilator sformat*/); `endif