Error: (vsim-3033): Instantiation of 'cycloneii_asmiblock' failed. The design unit was not found.

Have you try to simulate using the Nativelink feature to automatically compile your design, Altere IP, simulation model libraries and testbench?

Questa* Intel® FPGA Edition Quick-Start: Intel® Quartus® Prime Standard Edition:

https://www.intel.com/content/www/us/en/docs/programmable/703090/21-1/simulation-quick-start.html

Regards,

Richard Tan