[all-commits] [llvm/llvm-project] 638a18: [LV] Generate RT checks up-front and remove them i...

[Florian Hahn via All-commits]

  Branch: refs/heads/lv-memchecks-before-new
  Home:   https://github.com/llvm/llvm-project
  Commit: 638a188b6a0262fe26ad62353d71cdd384c40bd9
      https://github.com/llvm/llvm-project/commit/638a188b6a0262fe26ad62353d71cdd384c40bd9
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2020-09-13 (Sun, 13 Sep 2020)

  Changed paths:
    M llvm/include/llvm/Transforms/Utils/LoopUtils.h
    M llvm/include/llvm/Transforms/Utils/ScalarEvolutionExpander.h
    M llvm/lib/Transforms/Utils/LoopUtils.cpp
    M llvm/lib/Transforms/Utils/LoopVersioning.cpp
    M llvm/lib/Transforms/Utils/ScalarEvolutionExpander.cpp
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    M llvm/test/Transforms/LoopVectorize/AArch64/pr36032.ll
    M llvm/test/Transforms/LoopVectorize/X86/illegal-parallel-loop-uniform-write.ll
    A llvm/test/Transforms/LoopVectorize/runtime-drop-crash.ll

  Log Message:
  -----------
  [LV] Generate RT checks up-front and remove them if required.

Differential Revision: https://reviews.llvm.org/D75980


  Commit: d96c31f3b74cf84a294132012aa2b9289aa950b4
      https://github.com/llvm/llvm-project/commit/d96c31f3b74cf84a294132012aa2b9289aa950b4
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2020-09-13 (Sun, 13 Sep 2020)

  Changed paths:
    M llvm/include/llvm/Transforms/Vectorize/LoopVectorizationLegality.h
    M llvm/lib/Transforms/Vectorize/LoopVectorizationLegality.cpp
    M llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
    A llvm/test/Transforms/LoopVectorize/AArch64/runtime-check-size-based-threshold.ll

  Log Message:
  -----------
  [LV] Allow large RT checks, if they are a fraction of the scalar cost.

Differential Revision: https://reviews.llvm.org/D75981


Compare: https://github.com/llvm/llvm-project/compare/638a188b6a02%5E...d96c31f3b74c