[PATCH] D41634: Branch relaxation - non invertible condition

Roman Lebedev via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Jan 3 13:06:29 PST 2018

lebedev.ri added a comment.

In https://reviews.llvm.org/D41634#966822, @delena wrote:

> In https://reviews.llvm.org/D41634#966775, @lebedev.ri wrote:
> > I understand that if it is a out-of-tree target, the testcase is problematic,
> >  but no testcase at all is worrying. Maybe unit-test can help?
> It is a machine instruction pass. My target can't reverse conditional branches with FP comparison.
>  I just don't know how to create a unit-test without TII that decides whether the condition may be reversed. Can you give me an example of MIR test without target?

I'm sorry, but i'm just an observer in this case, i don't know anything about any of this code.
So i can't help, sorry.



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