[all-commits] [llvm/llvm-project] cac609: [SLP]Improve shuffles cost estimation where possible.

[Andrew V. Tischenko via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: cac60940b771a0685d058a5b471c84cea05fdc46
      https://github.com/llvm/llvm-project/commit/cac60940b771a0685d058a5b471c84cea05fdc46
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2022-06-03 (Fri, 03 Jun 2022)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/AArch64/accelerate-vector-functions-inseltpoison.ll
    M llvm/test/Transforms/SLPVectorizer/AArch64/accelerate-vector-functions.ll
    M llvm/test/Transforms/SLPVectorizer/AArch64/tsc-s116.ll
    M llvm/test/Transforms/SLPVectorizer/X86/PR39774.ll
    M llvm/test/Transforms/SLPVectorizer/X86/alternate-int-inseltpoison.ll
    M llvm/test/Transforms/SLPVectorizer/X86/alternate-int.ll
    M llvm/test/Transforms/SLPVectorizer/X86/load-merge-inseltpoison.ll
    M llvm/test/Transforms/SLPVectorizer/X86/load-merge.ll
    M llvm/test/Transforms/SLPVectorizer/X86/malformed_phis.ll
    M llvm/test/Transforms/SLPVectorizer/X86/resched.ll

  Log Message:
  -----------
  [SLP]Improve shuffles cost estimation where possible.

Improved/fixed cost modeling for shuffles by providing masks, improved
cost model for non-identity insertelements.

Differential Revision: https://reviews.llvm.org/D115462