[PATCH] D32730: LV: Don't insert runtime ptr checks on divergent targets
Amara Emerson via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue May 2 02:46:10 PDT 2017
aemerson added inline comments.
================
Comment at: lib/Transforms/Vectorize/LoopVectorize.cpp:6318
+ if (Legal->getRuntimePointerChecking()->Need && TTI.hasBranchDivergence()) {
+ // TODO: It may by useful to do since it's still likely to be dynamically
+ // uniform if the target can skip.
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Is it worth adding an optimization remark here to match with the rest of the checks in this function?
https://reviews.llvm.org/D32730
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