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from 347590f8fc8 [WebAssembly] Emit a splat for v128 IMPLICIT_DEF new 42a382c2040 Introduce llvm.loop.parallel_accesses and llvm.access.group [...]

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Summary of changes: docs/LangRef.rst | 132 +++++++++++++-------- include/llvm/Analysis/LoopInfo.h | 26 ++++ include/llvm/Analysis/LoopInfoImpl.h | 5 +- include/llvm/Analysis/VectorUtils.h | 20 +++- include/llvm/IR/LLVMContext.h | 1 + include/llvm/Transforms/Utils/LoopUtils.h | 2 +- lib/Analysis/LoopInfo.cpp | 72 ++++++++++- lib/Analysis/VectorUtils.cpp | 95 ++++++++++++++- lib/IR/LLVMContext.cpp | 1 + lib/Transforms/InstCombine/InstCombineCalls.cpp | 5 + .../InstCombine/InstCombineLoadStoreAlloca.cpp | 1 + lib/Transforms/InstCombine/InstCombinePHI.cpp | 1 + lib/Transforms/Scalar/GVNHoist.cpp | 2 +- lib/Transforms/Scalar/LoopVersioningLICM.cpp | 2 + lib/Transforms/Scalar/MemCpyOptimizer.cpp | 3 +- lib/Transforms/Scalar/SROA.cpp | 12 +- lib/Transforms/Scalar/Scalarizer.cpp | 3 +- lib/Transforms/Utils/InlineFunction.cpp | 26 ++-- lib/Transforms/Utils/Local.cpp | 11 +- lib/Transforms/Utils/LoopUtils.cpp | 49 ++------ lib/Transforms/Utils/SimplifyCFG.cpp | 3 +- .../LoopInfo/annotated-parallel-complex.ll | 91 ++++++++++++++ .../Analysis/LoopInfo/annotated-parallel-simple.ll | 37 ++++++ test/ThinLTO/X86/lazyload_metadata.ll | 4 +- test/Transforms/Inline/parallel-loop-md-callee.ll | 56 +++++++++ test/Transforms/Inline/parallel-loop-md-merge.ll | 78 ++++++++++++ test/Transforms/Inline/parallel-loop-md.ll | 18 +-- .../InstCombine/intersect-accessgroup.ll | 113 ++++++++++++++++++ test/Transforms/InstCombine/loadstore-metadata.ll | 17 +-- .../InstCombine/mem-par-metadata-memcpy.ll | 11 +- test/Transforms/LoopVectorize/X86/force-ifcvt.ll | 11 +- .../X86/parallel-loops-after-reg2mem.ll | 13 +- .../Transforms/LoopVectorize/X86/parallel-loops.ll | 34 +++--- test/Transforms/LoopVectorize/X86/pr34438.ll | 9 +- .../Transforms/LoopVectorize/X86/vect.omp.force.ll | 14 ++- .../LoopVectorize/X86/vect.omp.force.small-tc.ll | 46 +++---- .../LoopVectorize/X86/vector_max_bandwidth.ll | 9 +- test/Transforms/SROA/mem-par-metadata-sroa.ll | 33 +++--- test/Transforms/Scalarizer/basic.ll | 25 ++-- .../SimplifyCFG/combine-parallel-mem-md.ll | 21 ++-- 40 files changed, 868 insertions(+), 244 deletions(-) create mode 100644 test/Analysis/LoopInfo/annotated-parallel-complex.ll create mode 100644 test/Analysis/LoopInfo/annotated-parallel-simple.ll create mode 100644 test/Transforms/Inline/parallel-loop-md-callee.ll create mode 100644 test/Transforms/Inline/parallel-loop-md-merge.ll create mode 100644 test/Transforms/InstCombine/intersect-accessgroup.ll