[PATCH] D78987: [BPI][NFC] Reuse post dominantor tree from analysis manager when available

[Evgeniy via Phabricator via llvm-commits]

ebrevnov created this revision.
Herald added subscribers: llvm-commits, dexonsmith, steven_wu, hiraditya.
Herald added a project: LLVM.

Currenlty BPI unconditionally creates post dominator tree each time. While this is not incorrect we can save compile time by reusing existing post dominator tree (when it's valid) provided by analysis manager.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D78987

Files:
  llvm/include/llvm/Analysis/BranchProbabilityInfo.h
  llvm/include/llvm/Analysis/LazyBranchProbabilityInfo.h
  llvm/lib/Analysis/BranchProbabilityInfo.cpp
  llvm/lib/Analysis/OptimizationRemarkEmitter.cpp
  llvm/lib/Transforms/Scalar/InductiveRangeCheckElimination.cpp
  llvm/lib/Transforms/Scalar/LoopPredication.cpp
  llvm/test/CodeGen/AArch64/O3-pipeline.ll
  llvm/test/CodeGen/ARM/O3-pipeline.ll
  llvm/test/CodeGen/X86/O3-pipeline.ll
  llvm/test/Other/new-pm-thinlto-postlink-pgo-defaults.ll
  llvm/test/Other/new-pm-thinlto-postlink-samplepgo-defaults.ll
  llvm/test/Other/new-pm-thinlto-prelink-pgo-defaults.ll
  llvm/test/Other/new-pm-thinlto-prelink-samplepgo-defaults.ll
  llvm/test/Other/opt-O2-pipeline.ll
  llvm/test/Other/opt-O3-pipeline.ll
  llvm/test/Other/opt-Os-pipeline.ll
  llvm/test/Transforms/SCCP/preserve-analysis.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D78987.260572.patch
Type: text/x-patch
Size: 22121 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20200428/c98bdea3/attachment.bin>