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

Devang Patel dpatel at apple.com
Tue Aug 12 14:00:09 PDT 2008


Dan,

On Aug 2, 2008, at 2:47 PM, Dan Gohman wrote:

> Masks would not themselves be maskable. That is, the result of an
> applymask could not be used (even indirectly) as the second operand
> of another applymask.

What is the motivation behind this restriction ?
-
Devang



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