Use DynASM defines instead of C defines. Remove support for ancient CPUs without CMOV (before Pentium Pro).
Drop pre-translated buildvm_*.h. Rename buildvm_*.dasc to vm_*.dasc. Move buildvm* to host directory. Build minilua, unless HOST_LUA is set. Use HOST_LUA to run DynASM. Translate only vm_*.dasc for target architecture.