[llvm-commits] Updated pointer-vector patch

[Nick Lewycky]

On 29 November 2011 01:37, Duncan Sands <baldrick at free.fr> wrote:

> Hi Nick,
>
> > To elaborate, the comment was that the only pointer types we should
> > allow are those which would let us load the vector and produce a legal
> > vector type.
>
> presumably i8** would be a valid vector element type.  This means that
> vector GEP may need more than one index.
>

No, only single-pointers for now but if there's a use case for them they
can be added. It means that someone who wants to use gather operations to
pointer-chase through multiple linked list nodes in parallel will need to
use a inttoptr between each load. Somehow I'm okay with that. :)

Nick

Ciao, Duncan.
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