[all-commits] [llvm/llvm-project] 752308: [SLP]Use getExtendedReduction cost and fix reducti...

[Alexey Bataev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7523086a050d679370dfd86a0166d5f7168ffa09
      https://github.com/llvm/llvm-project/commit/7523086a050d679370dfd86a0166d5f7168ffa09
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2024-11-22 (Fri, 22 Nov 2024)

  Changed paths:
    M llvm/include/llvm/CodeGen/BasicTTIImpl.h
    M llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/RISCV/reductions.ll
    M llvm/test/Transforms/SLPVectorizer/RISCV/remark-zext-incoming-for-neg-icmp.ll

  Log Message:
  -----------
  [SLP]Use getExtendedReduction cost and fix reduction cost calculations

Patch uses getExtendedReduction for reductions of ext-based nodes + adds
cost estimation for ctpop-kind reductions into basic implementation and
RISCV-V specific vcpop cost estimation.

Reviewers: RKSimon, preames

Reviewed By: preames

Pull Request: https://github.com/llvm/llvm-project/pull/117350



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