[PATCH] D13606: [Introduction] Redundant load reduction with invariant intrinsics

[Larisse Voufo via llvm-commits]

lvoufo created this revision.
lvoufo added reviewers: chandlerc, dberlin, majnemer, nlewycky.
lvoufo added a subscriber: llvm-commits.

Based on the design doc at https://docs.google.com/a/google.com/document/d/1vtoMypqHjkUle8KldKWYYwJF750KkYnEKffQKoYs6jo/edit?usp=sharing, it handles non-member C++ const objects.
Extensions are discussed in the design doc and will be submitted separately.


http://reviews.llvm.org/D13606

Files:
  include/llvm/IR/GlobalVariable.h
  include/llvm/IR/Instructions.h
  lib/Analysis/BasicAliasAnalysis.cpp
  lib/Analysis/Loads.cpp
  lib/Analysis/MemoryDependenceAnalysis.cpp
  lib/IR/Globals.cpp
  lib/IR/Instructions.cpp
  lib/Transforms/IPO/GlobalOpt.cpp
  lib/Transforms/IPO/Inliner.cpp
  lib/Transforms/InstCombine/InstCombineCalls.cpp
  lib/Transforms/InstCombine/InstCombineInternal.h
  lib/Transforms/InstCombine/InstructionCombining.cpp
  lib/Transforms/Scalar/GVN.cpp
  test/Transforms/LoadElim/global-local-vars.ll
  test/Transforms/LoadElim/global-vars.ll
  test/Transforms/LoadElim/local-vars.ll

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