[PATCH] D35702: [LTO][ThinLTO] Use the linker resolutions to mark global values as dso_local.

[Sean Fertile via Phabricator via llvm-commits]

sfertile created this revision.
Herald added subscribers: eraman, inglorion.

Builds on Preemptable IR patch <https://reviews.llvm.org/D20217>
Uses the symbol resolutions the linker provides to mark GlobalValues as local. Add a Local flag to the GlobalValue summaries for thinlto.


Repository:
  rL LLVM

https://reviews.llvm.org/D35702

Files:
  include/llvm/IR/ModuleSummaryIndex.h
  include/llvm/IR/ModuleSummaryIndexYAML.h
  lib/Analysis/ModuleSummaryAnalysis.cpp
  lib/Bitcode/Reader/BitcodeReader.cpp
  lib/Bitcode/Writer/BitcodeWriter.cpp
  lib/LTO/LTO.cpp
  lib/Transforms/Utils/FunctionImportUtils.cpp
  test/LTO/Resolution/X86/comdat-mixed-lto.ll
  test/LTO/Resolution/X86/comdat.ll
  test/LTO/Resolution/X86/commons.ll
  test/ThinLTO/X86/deadstrip.ll
  test/ThinLTO/X86/funcimport2.ll
  test/ThinLTO/X86/internalize.ll
  test/ThinLTO/X86/reference_non_importable.ll
  test/Transforms/LowerTypeTests/import-unsat.ll
  test/Transforms/WholeProgramDevirt/import-indir.ll

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