[PATCH] D52449: [PowerPC] Fix the assert of ISD::SIGN_EXTEND_INREG when type is v2i16 and v2i8

[Zixuan Wu via Phabricator via llvm-commits]

wuzish updated this revision to Diff 167041.
wuzish added a comment.

Add some code sequence check.


https://reviews.llvm.org/D52449

Files:
  llvm/lib/Target/PowerPC/PPCISelLowering.cpp
  llvm/lib/Target/PowerPC/PPCInstrVSX.td
  llvm/test/CodeGen/PowerPC/2018-09-19-sextinreg-vector-crash.ll

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