[llvm-dev] [RFC] Lanai backend

Jacques Pienaar via llvm-dev llvm-dev at lists.llvm.org
Tue Feb 9 10:25:51 PST 2016

On Tue, Feb 9, 2016 at 10:21 AM, Renato Golin <renato.golin at linaro.org>

> On 9 February 2016 at 18:05, Chandler Carruth via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
> > Mostly, I wanted to offer to upstream this because it seems likely about
> the
> > same utility as the AMDGPU backend for folks without an AMDGPU, or the
> XCore
> > backend, etc. It's small, and we're happy maintaining it and taking on
> any
> > of the effort around it. We're also happy with the usual policy of if the
> > maintainers stop showing up, the backend goes away.
> I was going to mention it, but you guys know very well the drill, so
> unless this hardware changes fundamental parts of the middle end in
> ways that are unnatural to most other targets (doesn't seem that way),
> then I see no reason why not have it upstream.
> However, there are no tests at all on the reviews, and that is a red
> flag. I was expecting Clang driver tests, code-gen tests, instruction
> encoding/decoding, ABI and frame lowering tests, etc. Without these, I
> can't see the benefits of having the target upstream, since I'll have
> no idea what your target is expected to do when I add/change some
> generic code generation option.
> cheers,
> --renato

I placed all the tests along with the backend in http://reviews.llvm.org/
D17002. I can definitely add some more tests.


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