[PATCH] D141940: [SLP]Add shuffling of extractelements to avoid extra costs/data movement.
Alexey Bataev via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Feb 21 13:28:17 PST 2023
ABataev added a comment.
In D141940#4141069 <https://reviews.llvm.org/D141940#4141069>, @dmgreen wrote:
> Hi - We noticed some regressions from this. The largest ones appear to be similar to the potential regressions that were reported in https://reviews.llvm.org/D142359#4131731, but with code that includes intrinsics and didn't change the vector cost: https://godbolt.org/z/P1zoxz85f.
>
> Any idea how to improve that case and what might be going wrong? @SjoerdMeijer FYI. Thanks.
Fixed in cbcdd747e85b8d33b821d94d8114b971f31fd0d2 <https://reviews.llvm.org/rGcbcdd747e85b8d33b821d94d8114b971f31fd0d2>
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D141940/new/
https://reviews.llvm.org/D141940
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