[PATCH] D66993: [ARM][ParallelDSP] SExt mul for accumulation

[Sam Parker via Phabricator via llvm-commits]

samparker created this revision.
samparker added reviewers: dmgreen, efriedma, SjoerdMeijer.
Herald added subscribers: kristof.beyls, javed.absar.

For any unpaired muls, we accumulate them as an input to the reduction. Check the type of the mul and perform a sext if the existing accumlator input type is not the same.


https://reviews.llvm.org/D66993

Files:
  lib/Target/ARM/ARMParallelDSP.cpp
  test/CodeGen/ARM/ParallelDSP/pr43073.ll

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