Though in reality nobody is stopping you from using those undocumented instructions. If Apple’s Accelerate framework can use it so do you. (Or is it against the

Though in reality nobody is stopping you from using those undocumented instructions. If Apple’s Accelerate framework can use it so do you. (Or is it against the EULA?…) There is a slim chance that the behavior of these instructions might change with a software (if Apple is doing any kind of microcode update), but I kinda doubt it.