[PATCH][x86] Add more patterns for SSE/AVX scalar single/double-precision fp arithmetic instructions.

[Nadav Rotem]

On Dec 11, 2013, at 12:44 PM, Andrea Di Biagio <andrea.dibiagio at gmail.com> wrote:

> 
> With that combine, the new patterns would work even when a 'vselect' is used.
> What is your opinion about this?

Sounds good. 

> In case, if you think that this is the correct way to fix it, would it
> be acceptable to commit the current patch first and then continue
> working on the missing combine?

Yes, we can start with the current patterns, but I would like us to canonicalize the shuffle into a blend as a next step. 

Thanks,
Nadav
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