Want to know some details of the back

[ekikun]

Hi I'm a freshman of HDL, our Compilers Principles teacher ask us to study how to translate nMigen into RTLIL, then translate it into
Verilog. Could you give me a guide on how to read your back translation source code?I would really appreciate any help you can give me.

[ekikun]

I want to konw the function of pysim.py and it's relations with rtlit.py and verilog.py