[all-commits] [llvm/llvm-project] 6fedc6: Revert "[InstCombine] add narrowing transform for ...

Sanjay Patel via All-commits all-commits at lists.llvm.org
Fri Jun 10 05:25:24 PDT 2022


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6fedc6a2b41e458f0b3e6143b80aabba2a2c090d
      https://github.com/llvm/llvm-project/commit/6fedc6a2b41e458f0b3e6143b80aabba2a2c090d
  Author: Sanjay Patel <spatel at rotateright.com>
  Date:   2022-06-10 (Fri, 10 Jun 2022)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
    M llvm/test/Transforms/InstCombine/and.ll

  Log Message:
  -----------
  Revert "[InstCombine] add narrowing transform for low-masked binop with zext operand"

This reverts commit afa192cfb6049a15c5542d132d500b910b802c74.
This can cause an infinite loop as shown with an example in the
post-commit thread.




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