[PATCH] D111960: [X86][AVX] Prefer VINSERTF128 over VPERM2F128 for 128->256 subvector concatenations

Roman Lebedev via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sun Oct 17 09:17:37 PDT 2021


lebedev.ri added a comment.

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?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D111960/new/

https://reviews.llvm.org/D111960



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