[Beignet] [PATCH 6/7] replace mad with llvm intrinsic.

[Matt Turner]

On Mon, Mar 9, 2015 at 10:59 PM,  <xionghu.luo at intel.com> wrote:
> From: Luo Xionghu <xionghu.luo at intel.com>
>
> translate native mad to llvm.fma.

I'm not sure that it matters for this patch, but do we know if Gen's
MAD instruction is a fused-multiply-add? That is, does it not do an
intermediate rounding step after the multiply?