[all-commits] [llvm/llvm-project] 8606e9: Revert "[InstCombine] Improve bswap + logic_op opt...

goldsteinn via All-commits all-commits at lists.llvm.org
Sun May 7 22:56:00 PDT 2023

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8606e91f2b7893d9f6ab65c1375af91caf44aa42
  Author: Noah Goldstein <goldstein.w.n at gmail.com>
  Date:   2023-05-08 (Mon, 08 May 2023)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
    M llvm/test/Transforms/InstCombine/bswap-fold.ll

  Log Message:
  Revert "[InstCombine] Improve bswap + logic_op optimization"

The generic cast to `BinaryOperator` can break if `V` is not a
`BinaryOperator` (i.e a `ConstantExpr`). This occurs in things like
PPC linux build.

This reverts commit fe733f54da6faca95070b36b1640dbca3e43d396.

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