[PATCH] D59208: [DAGCombiner] fold (addcarry (xor a, -1), b, c) -> (subcarry b, a, !c) and flip carry.

Amaury SECHET via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Jul 16 08:19:54 PDT 2019


This revision was automatically updated to reflect the committed changes.
Closed by commit rL366214: [DAGCombiner] fold (addcarry (xor a, -1), b, c) -> (subcarry b, a, !c) and flip… (authored by deadalnix, committed by ).

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D59208/new/

https://reviews.llvm.org/D59208

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

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