[PATCH] D86383: [GlobalISel] Fold xor(cmp(pred, _, _), 1) -> cmp(inverse(pred), _, _)
Jay Foad via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Aug 27 06:44:50 PDT 2020
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foad added a comment.
In D86383#2241544 <https://reviews.llvm.org/D86383#2241544>, @foad wrote:
> So... is there any chance of extending this patch to be able to invert a whole tree of comparisons combined with ANDs and ORs?
I've had a go at this in D86709 <https://reviews.llvm.org/D86709>.
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