[PATCH] D62857: [RISCV] Prevent hoisting some adds after shifts

[Sam Elliott via Phabricator via llvm-commits]

lenary updated this revision to Diff 203312.
lenary added a comment.

- Abstract away calculation of Materialisation Cost


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D62857/new/

https://reviews.llvm.org/D62857

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVISelLowering.h
  llvm/lib/Target/RISCV/Utils/RISCVMatInt.cpp
  llvm/lib/Target/RISCV/Utils/RISCVMatInt.h
  llvm/test/CodeGen/RISCV/add-before-shl.ll

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