Generate a more complex version of this sentence The reference Cool compiler is written in C++, built fully on public domain tools.
Tangtu, versi nu leuwih kompleks tina kalimah nyaeta "The rujukan Cool compiler ditulis dina C ++, diwangun sagemblengna dina parabot domain publik; eta ngahasilkeun kode pikeun simulator MIPS, SPIM. "