[all-commits] [llvm/llvm-project] 923993: [COST] Improve shuffle kind detection if shuffle m...

[cilkplus via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 92399322217917e67c0d72a55ec51ddc82251cf6
      https://github.com/llvm/llvm-project/commit/92399322217917e67c0d72a55ec51ddc82251cf6
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2021-04-29 (Thu, 29 Apr 2021)

  Changed paths:
    M llvm/include/llvm/CodeGen/BasicTTIImpl.h
    M llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
    M llvm/lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
    M llvm/lib/Target/ARM/ARMTargetTransformInfo.cpp
    M llvm/lib/Target/SystemZ/SystemZTargetTransformInfo.cpp
    M llvm/lib/Target/X86/X86TargetTransformInfo.cpp
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/X86/remark_extract_broadcast.ll

  Log Message:
  -----------
  [COST] Improve shuffle kind detection if shuffle mask is provided.

Added an extra analysis for better choosing of shuffle kind in
getShuffleCost functions for better cost estimation if mask was
provided.

Differential Revision: https://reviews.llvm.org/D100865