[PATCH] D111960: [X86][AVX] Prefer VINSERTF128 over VPERM2F128 for 128->256 subvector concatenations
Simon Pilgrim via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sun Oct 17 11:30:56 PDT 2021
RKSimon added a comment.
In D111960#3069056 <https://reviews.llvm.org/D111960#3069056>, @lebedev.ri wrote:
> Speaking of later updating the costs, what do you think about marking the tuples
> needing revisiting in the cost tables for which their codegen has changed
> in `llvm/test/CodeGen/X86/vector-interleaved-*` here?
I agree - we should be trying to help maintain the link between the two.
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https://reviews.llvm.org/D111960/new/
https://reviews.llvm.org/D111960
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