[PATCH] D44735: [LV] Add TTI::shouldMaximizeVectorBandwidth to allow enabling it per target

Krzysztof Parzyszek via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Mar 21 09:15:17 PDT 2018


kparzysz added a comment.

Yes, we do mark those loads as expensive. However, it looks like the condition on line 6158 could potentially eliminate the desired VF if the estimated register pressure is too high.


Repository:
  rL LLVM

https://reviews.llvm.org/D44735





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