[PATCH] D62024: [InstCombine] fold shuffles of insert_subvectors
Eli Friedman via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon May 20 12:05:28 PDT 2019
efriedma added a comment.
> So IIUC, this is always the 1st option that you listed: legal destination type with vector widening, so the backend shouldn't ever see a difference.
Did you try any testcases with integer types? floats can't be "promoted", but integers can.
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https://reviews.llvm.org/D62024/new/
https://reviews.llvm.org/D62024
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