[PATCH] D141712: [GVN] Improve PRE on load instructions
Nikita Popov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue May 9 06:25:00 PDT 2023
nikic requested changes to this revision.
nikic added a comment.
This revision now requires changes to proceed.
I believe the change to metadata.ll is a miscompile. The new range metadata in that case should be a union of both old ranges. This is missing a combineMetadataForCSE() somewhere.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D141712/new/
https://reviews.llvm.org/D141712
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