[PATCH] D125287: [SLP] Improve root steering by building actual trees instead of calling the look-ahead heuristic
Vasileios Porpodas via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon May 9 20:21:53 PDT 2022
vporpo added a comment.
This fixes a regression in SingleSource/Benchmarks/Misc/flops-5.c. Increasing the RootLookaheadMaxDepth doesn't fix the issue either. Building small trees instead of calling the lookahead heuristic seems to be more accurate in this case.
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rG LLVM Github Monorepo
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https://reviews.llvm.org/D125287/new/
https://reviews.llvm.org/D125287
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