[PATCH] D65740: [ARM][ParallelDSP] Replace SExt uses

Mon Aug 5 05:49:28 PDT 2019

samparker created this revision.
samparker added a reviewer: efriedma.
Herald added subscribers: kristof.beyls, javed.absar.

As loads are combined and widened, we replaced their sext users operands whereas we should have been replacing the uses of the sext. I've added a load of tests, with only a few of them originally causing assertion failures, the reset improve pattern coverage.

https://reviews.llvm.org/D65740

Files:
  lib/Target/ARM/ARMParallelDSP.cpp
  test/CodeGen/ARM/ParallelDSP/blocks.ll
  test/CodeGen/ARM/ParallelDSP/exchange.ll
  test/CodeGen/ARM/ParallelDSP/overlapping.ll

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