How to write testbench for 18x18 multiplier

hi,

Here in community, no one will provide complete code so user should come with their own code/logic & people in community may help to make it correct/better appropriate.

In this case, I would like to suggest you need to use the STD.textio package that defines routines for reading and writing to

a text file , refer the below old thread ,

https://forums.intel.com/s/question/0D50P00003yyR8zSAE/vhdl-textio-hread-problem

Let me know if this has helped resolve the issue you are facing or if you need any further assistance.

Best Regards

Vikas Jathar

(This message was posted on behalf of Intel Corporation)