[PATCH] D128911: Emit table lookup from TargetLowering::expandCTTZ()

[Shubham Narlawar via Phabricator via llvm-commits]

gsocshubham updated this revision to Diff 447148.
gsocshubham added a comment.

Fix review comments.

With this revision, there are 2 LIT test failures from RISCV backend which I am guessing will be fixed once we finalize conditions for lowering check.

  LLVM :: CodeGen/RISCV/ctlz-cttz-ctpop.ll
  LLVM :: CodeGen/RISCV/rv64zbb.ll


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D128911/new/

https://reviews.llvm.org/D128911

Files:
  llvm/include/llvm/CodeGen/TargetLowering.h
  llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
  llvm/test/CodeGen/ARM/cttz.ll
  llvm/test/CodeGen/RISCV/rv32zbb.ll
  llvm/test/CodeGen/SPARC/cttz.ll

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