[PATCH] D135514: [RISCV] Add isel pattern for (setne/eq (sext_inreg GPR), 0) to remove sext_inreg

[Liao Chunyu via Phabricator via llvm-commits]

liaolucy updated this revision to Diff 468403.
liaolucy added a comment.

refactor. If sign extended values that return from calls, remove sign extended node.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D135514/new/

https://reviews.llvm.org/D135514

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVSExtWRemoval.cpp
  llvm/test/CodeGen/RISCV/atomic-signext.ll
  llvm/test/CodeGen/RISCV/calling-conv-lp64.ll
  llvm/test/CodeGen/RISCV/libcall-tail-calls.ll
  llvm/test/CodeGen/RISCV/mul.ll

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