[LLVMdev] Ideas for representing vector gather/scatter and masks in LLVM IR

[Duncan Sands]

> >> The set of instructions requiring mask legalization would be found by
> >> recursively traversing the uses of all applymask instructions.
> >
> > what if the applymask is in one function, but the use of it is in  
> > another?
> 
> 
> I think we could just disallow this.

Likewise for phi nodes in which some have applymask and others do not?

Ciao,

Duncan.