[PATCH] D70079: [SelectionDAG] Combine U{ADD,SUB}O diamonds into {ADD,SUB}CARRY

[David Zarzycki via Phabricator via llvm-commits]

davezarzycki updated this revision to Diff 229865.
davezarzycki added a comment.

Switch to `DAGCombiner::CombineTo`


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D70079/new/

https://reviews.llvm.org/D70079

Files:
  lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  test/CodeGen/X86/addcarry.ll
  test/CodeGen/X86/subcarry.ll

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