[llvm-commits] [PATCH][X86] Lower vector sdiv x, pow2 efficiently

[Nadav Rotem]

Committed in r171953 with minor changes. 

Thanks Zvi.

On Jan 8, 2013, at 5:19 AM, "Rackover, Zvi" <zvi.rackover at intel.com> wrote:

> The patch located at http://llvm.org/bugs/attachment.cgi?id=9832&action=diff implements an efficient lowering of vector sdiv when the divisor is a splatted power of two constant, as described in bug 14848. The lowered sequence is based on the existing sequence the target-independent DAG Combiner creates for the scalar case.
>  
> Please review this patch and apply if

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