[llvm-commits] [PATCH] AArch64 backend: LLVM changes

[Renato Golin Linaro]

On 12 January 2013 12:36, Tim Northover <t.p.northover at gmail.com> wrote:

> Actually, I haven't. It's a good idea (though it does sound a little
> parochial: why not PPC, MIPS, ... too? Because we don't have the
> hardware, I suppose). I'll do that on Monday.
>

Oh well, who cares about MIPS, right? ;)

Yes, it was mainly due to hardware availability, but also to test on a
32-bit environment.


Almost certainly not vmulx. Its semantics are "like fmul except 0 *
> infinity = 2".
>

That'd be odd to have a pattern, yes.


However, vfms could be (and actually does have patterns too). It was
> probably the path of least resistance for Clang, but that can be
> changed easily enough.
>

If there is a pattern, I suggest not duplicating with an intrinsic.



> It's in review, but I haven't rebased the backend on still-uncertain code
> yet.
>

Oh, yes. I think that is a good change to get in, what is missing to commit
that patch?

cheers,
--renato
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