[PATCH] D130302: [RISCV] Add sext.b/h and zext.b/h/w to RISCVInstrInfo::foldMemoryOperandImpl.

[Craig Topper via Phabricator via llvm-commits]

craig.topper created this revision.
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We can always fold zext.b since it is just andi. The others require
Zba/Zbb.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D130302

Files:
  llvm/lib/Target/RISCV/RISCVInstrInfo.cpp
  llvm/lib/Target/RISCV/RISCVInstrInfo.h
  llvm/test/CodeGen/RISCV/stack-folding.ll

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