[PATCH] D148581: [LV] Added special representation of the loop into VPlan

[Kolya Panchenko via Phabricator via llvm-commits]

nikolaypanchenko created this revision.
nikolaypanchenko added reviewers: fhahn, ABataev, rui.zhang, Mel-Chen.
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The commit adds a special object to represent loop-like region in a
VPlan. Currently it simply replaces region that was previously built to
hold Header -> Latch and provides special functionality to query IV.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D148581

Files:
  llvm/lib/Transforms/Vectorize/LoopVectorize.cpp
  llvm/lib/Transforms/Vectorize/VPlan.cpp
  llvm/lib/Transforms/Vectorize/VPlan.h
  llvm/lib/Transforms/Vectorize/VPlanHCFGBuilder.cpp
  llvm/lib/Transforms/Vectorize/VPlanHCFGBuilder.h
  llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
  llvm/lib/Transforms/Vectorize/VPlanVerifier.cpp
  llvm/test/Transforms/LoopVectorize/AArch64/sve-tail-folding-forced.ll
  llvm/test/Transforms/LoopVectorize/AArch64/sve-widen-gep.ll
  llvm/test/Transforms/LoopVectorize/AArch64/synthesize-mask-for-call.ll
  llvm/test/Transforms/LoopVectorize/AArch64/widen-call-with-intrinsic-or-libfunc.ll
  llvm/test/Transforms/LoopVectorize/RISCV/riscv-vector-reverse.ll
  llvm/test/Transforms/LoopVectorize/first-order-recurrence-chains-vplan.ll
  llvm/test/Transforms/LoopVectorize/first-order-recurrence-sink-replicate-region.ll
  llvm/test/Transforms/LoopVectorize/icmp-uniforms.ll
  llvm/test/Transforms/LoopVectorize/interleave-and-scalarize-only.ll
  llvm/test/Transforms/LoopVectorize/vplan-dot-printing.ll
  llvm/test/Transforms/LoopVectorize/vplan-iv-transforms.ll
  llvm/test/Transforms/LoopVectorize/vplan-printing-outer-loop.ll
  llvm/test/Transforms/LoopVectorize/vplan-printing.ll
  llvm/test/Transforms/LoopVectorize/vplan-sink-scalars-and-merge-vf1.ll
  llvm/test/Transforms/LoopVectorize/vplan-sink-scalars-and-merge.ll
  llvm/unittests/Transforms/Vectorize/VPlanHCFGTest.cpp
  llvm/unittests/Transforms/Vectorize/VPlanTestBase.h

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