[PATCH] D107580: [VectorCombine] Support AND/UREM indices that require freezing.
Florian Hahn via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Aug 5 09:39:25 PDT 2021
fhahn created this revision.
fhahn added reviewers: spatel, lebedev.ri, efriedma, nlopes.
Herald added a subscriber: hiraditya.
fhahn requested review of this revision.
Herald added a project: LLVM.
38b098be6605 <https://reviews.llvm.org/rG38b098be6605494cc7308ea9b08f920c4c3fe4ce> limited scalarization to indices that are known non-poison.
For certain patterns that restrict the range of an index, we can insert
a freeze of the original value, to prevent propagation of poison.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D107580
Files:
llvm/lib/Transforms/Vectorize/VectorCombine.cpp
llvm/test/Transforms/VectorCombine/load-insert-store.ll
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