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from b34fe0f [InstCombine] allow more narrowing transforms for logic ops new 39c1e3d [LoopUnroll] Implement profile-based loop peeling
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Summary of changes: include/llvm/Analysis/TargetTransformInfo.h | 7 + include/llvm/Transforms/Utils/UnrollLoop.h | 13 +- lib/Transforms/Scalar/LoopUnrollPass.cpp | 49 +++- lib/Transforms/Utils/CMakeLists.txt | 1 + lib/Transforms/Utils/LoopUnroll.cpp | 36 ++- lib/Transforms/Utils/LoopUnrollPeel.cpp | 405 ++++++++++++++++++++++++++++ lib/Transforms/Utils/LoopUtils.cpp | 14 +- test/Transforms/LoopUnroll/peel-loop-pgo.ll | 47 ++++ test/Transforms/LoopUnroll/peel-loop.ll | 96 +++++++ 9 files changed, 635 insertions(+), 33 deletions(-) create mode 100644 lib/Transforms/Utils/LoopUnrollPeel.cpp create mode 100644 test/Transforms/LoopUnroll/peel-loop-pgo.ll create mode 100644 test/Transforms/LoopUnroll/peel-loop.ll