[PATCH] D142071: [RISCV] Enable preferZeroCompareBranch to optimize branch on zero in codegenprepare

[Liao Chunyu via Phabricator via llvm-commits]

liaolucy updated this revision to Diff 494175.
liaolucy added a comment.

@reames Sorry for the late.

precommit tests:https://reviews.llvm.org/rG66a30b9fd0bab0d5db24772674932a66d433212c

I plan to implement similar code in riscv-codegenprepare, including only the initial Shift. This should not have the regression for add.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142071/new/

https://reviews.llvm.org/D142071

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.h
  llvm/test/CodeGen/RISCV/branch-on-zero.ll

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