[PATCH] D57484: [GlobalISel] Introduce a generic floating point floor opcode, G_FFLOOR

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

In D57484#1383409 <https://reviews.llvm.org/D57484#1383409>, @paquette wrote:

> In D57484#1383408 <https://reviews.llvm.org/D57484#1383408>, @arsenm wrote:
>
> > In D57484#1383395 <https://reviews.llvm.org/D57484#1383395>, @paquette wrote:
> >
> > > @arsenm, adding this opcode breaks AMDGPU somehow. Do you have any idea why that might be?
> >
> >
> > Breaks what?
>
>
> Here's an example:
>  http://lab.llvm.org:8011/builders/clang-ppc64be-linux-lnt/builds/24100/steps/build%20stage%201/logs/stdio
>
> Some tablegen seems unhappy?


I have no idea. I haven't looked at the DAG compatibility stuff


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