[PATCH] D119654: [SDAG] enable binop identity constant folds for add/sub

[LuoYuanke via Phabricator via llvm-commits]

LuoYuanke updated this revision to Diff 408255.
LuoYuanke added a comment.

Fix regression for sub(freeze(x), x).


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D119654/new/

https://reviews.llvm.org/D119654

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/test/CodeGen/X86/avx512-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512-rotate.ll
  llvm/test/CodeGen/X86/avx512bw-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512bw-intrinsics.ll
  llvm/test/CodeGen/X86/avx512bwvl-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512bwvl-intrinsics.ll
  llvm/test/CodeGen/X86/avx512vbmi2-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512vbmi2-intrinsics.ll
  llvm/test/CodeGen/X86/avx512vbmi2vl-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512vbmi2vl-intrinsics.ll
  llvm/test/CodeGen/X86/avx512vl-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512vl_vnni-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512vl_vnni-intrinsics.ll
  llvm/test/CodeGen/X86/avx512vnni-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512vnni-intrinsics.ll

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