[PATCH] D127447: [RISCV] Cost model for scalable reductions
Philip Reames via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Jun 10 14:36:49 PDT 2022
reames planned changes to this revision.
reames added a comment.
In D127447#3571789 <https://reviews.llvm.org/D127447#3571789>, @reames wrote:
> For your model, I think we'd have to be conservative for scalable vectors and use the maximum possible VL. That would fit naturally in the structure, but would strongly bias against using them. Should I switch to that?
https://reviews.llvm.org/D127541 uses this approach for scatter/gather. I'll let that converge, and then return to this with that model in mind.
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https://reviews.llvm.org/D127447/new/
https://reviews.llvm.org/D127447
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