Oliver Schneider wrote: > Does anyone happen to know an option to switch off the use of > floating point arithmetic entirely in LuaJIT? There's no way to do that. You always need to save/restore FP state. Also, you'll need some kernel mode replacement for allocating executable memory in lj_mcode.c and for cache syncing (if not on x86/x64). For x64, you'll need some way to allocate low 2G memory. --Mike