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

Phoebe Wang via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jan 12 20:54:19 PST 2023


This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG4916523053d7: [X86] Replace (31/63 -/^ X) with (NOT X) and ignore (32/64 ^ X) when computing… (authored by goldstein.w.n, committed by pengfei).

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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