[all-commits] [llvm/llvm-project] ba07f3: [Hexagon] Don't build two halves of HVX vector in ...

Krzysztof Parzyszek via All-commits all-commits at lists.llvm.org
Wed Dec 29 11:06:30 PST 2021

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: ba07f300c6d67a2c6dde8eef216b7a77ac4600bb
  Author: Krzysztof Parzyszek <kparzysz at quicinc.com>
  Date:   2021-12-29 (Wed, 29 Dec 2021)

  Changed paths:
    M llvm/lib/Target/Hexagon/HexagonISelLoweringHVX.cpp
    M llvm/test/CodeGen/Hexagon/autohvx/isel-build-vector.ll

  Log Message:
  [Hexagon] Don't build two halves of HVX vector in parallel

There can only be one permute operations per packet, so this actually
pessimizes the code (due to the extra "or").

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