[PATCH] D47831: [DAGCombiner] Recognize more patterns for ABS

[Krzysztof Parzyszek via Phabricator via llvm-commits]

kparzysz updated this revision to Diff 150353.
kparzysz added a comment.
Herald added a reviewer: javed.absar.

Added a check for reversed order of add operands.

Added a test with multiple uses of the sign bit copy, and with the order of add's operands reversed.


Repository:
  rL LLVM

https://reviews.llvm.org/D47831

Files:
  lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  lib/Target/ARM/ARMInstrNEON.td
  lib/Target/Hexagon/HexagonISelLowering.cpp
  lib/Target/Hexagon/HexagonPatterns.td
  test/CodeGen/Hexagon/abs.ll

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