[PATCH] D157807: [ValueTracking] Strengthen analysis in `computeKnownBits` of phi
Nikita Popov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sun Aug 13 00:56:57 PDT 2023
nikic requested changes to this revision.
nikic added a comment.
This revision now requires changes to proceed.
This has substantial compile-time impact: https://llvm-compile-time-tracker.com/compare.php?from=9e515bce8a9a342ab29a8e0d3011e4985e4ec67e&to=3ea691cbae271f81cfb4ef4e3e8c6180c43d96d9&stat=instructions:u How to support computeKnownBits across phis is an open problem, but I don't think this is the solution.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D157807/new/
https://reviews.llvm.org/D157807
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