[PATCH] D140087: [X86] Replace (31/63 -/^ X) with (NOT X) and ignore (32/64 ^ X) when computing shift count

Noah Goldstein via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Dec 19 09:27:09 PST 2022


goldstein.w.n updated this revision to Diff 483988.
goldstein.w.n added a comment.

Add missing earlier commit (I think)


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D140087/new/

https://reviews.llvm.org/D140087

Files:
  llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
  llvm/test/CodeGen/X86/legalize-shift-64.ll
  llvm/test/CodeGen/X86/not-shift.ll

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