[all-commits] [llvm/llvm-project] cb1a9f: [InstSimplify] Add trivial simplifications for gc....

[Danila Malyutin via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: cb1a9f70ecb22d48df1919bd54daf64bfaa08864
      https://github.com/llvm/llvm-project/commit/cb1a9f70ecb22d48df1919bd54daf64bfaa08864
  Author: Danila Malyutin <danilaml at users.noreply.github.com>
  Date:   2024-02-14 (Wed, 14 Feb 2024)

  Changed paths:
    M llvm/lib/Analysis/InstructionSimplify.cpp
    M llvm/test/Transforms/InstSimplify/gc_relocate.ll

  Log Message:
  -----------
  [InstSimplify] Add trivial simplifications for gc.relocate intrinsic (#81639)

Fold gc.relocate of undef and null to undef and null respectively.

Similar transform is currently done by instcombine, but there is no
reason to not include it here as well.