[PATCH] D88713: [NFC][regalloc] Model weight normalization as a virtual

[Mircea Trofin via Phabricator via llvm-commits]

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Continuing from D88499 <https://reviews.llvm.org/D88499>, we can now model the normalization function as a
virtual member of VirtRegAuxInfo. Note that the default
(normalizeSpillWeight) is also used stand-alone in RAGreedy.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D88713

Files:
  llvm/include/llvm/CodeGen/CalcSpillWeights.h
  llvm/lib/CodeGen/RegAllocPBQP.cpp

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