如何在C＃中使用dll进行全局异常处理？

Dll has no entry point in C#, so i need to put the code for global exception handling in one place as these dlls are referenced in exe and all have there try catch but there are some errors due to which it is crashing and to identify we are trying to create a crash dump. Can anyone suggest is it the feasible solution to do that or anything else has to be done.Dll has no entry point in C#, so i need to put