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from 2fb0fe6cdbf [TwoAddressInstructionPass] Improve tryInstructionCommute o [...] new 87407bd5762 Revert: r327172 "Correct load-op-store cycle detection anal [...]

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Summary of changes: include/llvm/CodeGen/SelectionDAGISel.h | 7 - include/llvm/CodeGen/SelectionDAGNodes.h | 45 +- lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 395 +++++++++-------- lib/Target/AMDGPU/AMDGPUISelDAGToDAG.cpp | 5 +- lib/Target/ARM/ARMISelDAGToDAG.cpp | 2 +- lib/Target/Hexagon/HexagonISelDAGToDAG.cpp | 4 +- lib/Target/Hexagon/HexagonISelDAGToDAGHVX.cpp | 10 +- lib/Target/SystemZ/SystemZISelDAGToDAG.cpp | 15 +- lib/Target/X86/X86ISelDAGToDAG.cpp | 97 ++--- test/CodeGen/X86/avg.ll | 114 ++--- test/CodeGen/X86/avx-vbroadcastf128.ll | 6 +- test/CodeGen/X86/avx2-vbroadcast.ll | 191 ++++++--- test/CodeGen/X86/avx2-vbroadcasti128.ll | 6 +- test/CodeGen/X86/avx512-vbroadcasti128.ll | 9 +- test/CodeGen/X86/i256-add.ll | 145 ++++--- test/CodeGen/X86/masked_memop.ll | 3 +- test/CodeGen/X86/merge-consecutive-stores.ll | 9 +- test/CodeGen/X86/nontemporal.ll | 82 ++-- test/CodeGen/X86/pr36274.ll | 33 -- test/CodeGen/X86/pr36312.ll | 35 -- test/CodeGen/X86/required-vector-width.ll | 10 +- test/CodeGen/X86/store_op_load_fold2.ll | 12 +- test/CodeGen/X86/subvector-broadcast.ll | 48 ++- test/CodeGen/X86/var-permute-256.ll | 540 ++++++++++++++++-------- test/CodeGen/X86/vector-shuffle-variable-256.ll | 3 +- 25 files changed, 1028 insertions(+), 798 deletions(-) delete mode 100644 test/CodeGen/X86/pr36274.ll delete mode 100644 test/CodeGen/X86/pr36312.ll