Re: [PATCH 1/2] sparse, llvm: group PHI nodes at the top of each BB

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On 10/17/12 2:48 AM, Pekka Enberg wrote:
>> Is LLVM able to optimize away the allocas and use registers instead in
>> the emitted code?

On Wed, Oct 17, 2012 at 9:53 AM, Xi Wang <xi.wang@xxxxxxxxx> wrote:
> Yes.  See the last part of my previous email, no load/store/alloca after
> LLVM's -mem2reg pass.

Right. Jonathan, does Xi's suggestion sound reasonable to you? I'd
certainly prefer that over instruction reordering.

                                Pekka
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