[PATCH] D117465: [RISCV] Add patterns to MIR sign-extension removal pass.

[Mohammed Nurul Hoque via Phabricator via llvm-commits]

mohammed-nurulhoque updated this revision to Diff 400594.
mohammed-nurulhoque added a comment.

Noticed one of my patterns was redundant (merged)
Combined the independent if-statements with the switch-statement
Added tests where this patch removes sext.w that previously were not.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D117465/new/

https://reviews.llvm.org/D117465

Files:
  llvm/lib/Target/RISCV/RISCVSExtWRemoval.cpp
  llvm/test/CodeGen/RISCV/sextw-removal.ll

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