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from 074cd073b8e GlobalISel: Fix widenScalar for G_MERGE_VALUES to pointer new d527e646408 [LV] Tail-Loop Folding new 937a1b0fd29 AMDGPU: Use tablegen pattern for sendmsg intrinsics new cd08c1f5c1c [MemorySSA] Set LoopSimplify to preserve MemorySSA in the N [...]

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Summary of changes: include/llvm/IR/IntrinsicsAMDGPU.td | 6 +- .../Vectorize/LoopVectorizationLegality.h | 7 +- lib/Target/AMDGPU/SIFixSGPRCopies.cpp | 24 +++- lib/Target/AMDGPU/SIISelLowering.cpp | 9 -- lib/Target/AMDGPU/SOPInstructions.td | 7 +- lib/Transforms/Utils/LoopSimplify.cpp | 13 +- .../Vectorize/LoopVectorizationLegality.cpp | 7 +- lib/Transforms/Vectorize/LoopVectorize.cpp | 146 +++++++++++++-------- .../LoopVectorize/X86/tail_loop_folding.ll | 78 +++++++++++ .../Transforms/Scalar/LoopPassManagerTest.cpp | 3 +- 10 files changed, 222 insertions(+), 78 deletions(-) create mode 100644 test/Transforms/LoopVectorize/X86/tail_loop_folding.ll