[PATCH] D145971: [RISCV][NFC] Share interleave mask checking logic

[Luke Lau via Phabricator via llvm-commits]

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This adds two new methods to ShuffleVectorInst, isInterleave and
isInterleaveMask, so that the logic to check if a shuffle mask is an
interleave can be shared across the TTI, codegen and the interleaved
access pass.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D145971

Files:
  llvm/include/llvm/IR/Instructions.h
  llvm/lib/CodeGen/InterleavedAccessPass.cpp
  llvm/lib/IR/Instructions.cpp
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
  llvm/test/Analysis/CostModel/RISCV/shuffle-interleave.ll
  llvm/unittests/IR/ShuffleVectorInstTest.cpp

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