[PATCH] D151449: [RISCV] Add DAG combine for CTTZ/CTLZ in the case of input 0

[Djordje Todorovic via Phabricator via llvm-commits]

This revision was not accepted when it landed; it landed in state "Needs Review".
This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG80e20c8a8d07: [RISCV] Add DAG combine for CTTZ/CTLZ in the case of input 0 (authored by djtodoro).

Changed prior to commit:
  https://reviews.llvm.org/D151449?vs=535674&id=542017#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D151449/new/

https://reviews.llvm.org/D151449

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/test/CodeGen/RISCV/ctz_zero_return_test.ll

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