[PATCH][DAG] Teach DAG to also reassociate vector operations

[Juergen Ributzka]

ping

On Jan 2, 2014, at 9:06 PM, Juergen Ributzka <juergen at apple.com> wrote:

> Hi @ll,
> 
> this small patch teaches DAG to reassociate vector ops, which in turn enables constant folding of vector op chains that e.g. appear during X86 custom lowering and DAG combine.
> 
> Cheers,
> Juergen
> 
> <0001-DAG-Teach-DAG-to-also-reassociate-vector-operations.patch>