[PATCH] D30708: [ARM] SMULW [T|B] DAG Combine

[Sam Parker via Phabricator via llvm-commits]

samparker updated this revision to Diff 91004.
samparker added a comment.

Hi Eli,

I've added a comment to isS16, slightly simplified the node selection and added a simplifyTop16 function for SMULWT. I've also added a couple of test for loading i16 values.

cheers,
sam


https://reviews.llvm.org/D30708

Files:
  lib/Target/ARM/ARMISelDAGToDAG.cpp
  lib/Target/ARM/ARMISelLowering.cpp
  lib/Target/ARM/ARMISelLowering.h
  lib/Target/ARM/ARMInstrInfo.td
  lib/Target/ARM/ARMInstrThumb2.td
  test/CodeGen/ARM/smul.ll

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