[PATCH] D121320: X86ISelDAGToDAG: Transform TEST + MOV64ri to SHR + TEST

[Matthias Braun via Phabricator via llvm-commits]

MatzeB updated this revision to Diff 415492.
MatzeB added a comment.

rebase; add extra `hasOneUseCheck` for the constant.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D121320/new/

https://reviews.llvm.org/D121320

Files:
  llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
  llvm/test/CodeGen/X86/cmp.ll
  llvm/test/CodeGen/X86/hoist-and-by-const-from-lshr-in-eqcmp-zero.ll
  llvm/test/CodeGen/X86/hoist-and-by-const-from-shl-in-eqcmp-zero.ll

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