[all-commits] [llvm/llvm-project] 77394c: [X86] Don't attempt to fold sub(C1, xor(X, C2)) wi...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 77394c12a48822bb7a9183408f922d90c1d563cd
      https://github.com/llvm/llvm-project/commit/77394c12a48822bb7a9183408f922d90c1d563cd
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-03-11 (Thu, 11 Mar 2021)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    A llvm/test/CodeGen/X86/pr49451.ll

  Log Message:
  -----------
  [X86] Don't attempt to fold sub(C1, xor(X, C2)) with opaque constants

Fixes PR49451