[PATCH] D93639: [AArch64][SVE]Add cost model for vector reduce for scalable vector

[Caroline via Phabricator via llvm-commits]

CarolineConcatto created this revision.
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It uses MaxVScale to compute the maximum size of the scalable vector,
and assumes vector.reduce.<operand> uses tree-wise reduction algorithm
to compute the cost model.

Depends on D93030 <https://reviews.llvm.org/D93030>


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D93639

Files:
  llvm/include/llvm/CodeGen/BasicTTIImpl.h
  llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
  llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h
  llvm/test/Analysis/CostModel/AArch64/sve-getIntrinsicInstrCost-vector-reduce.ll

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