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from 8f159c8 Move more code to helper functions. NFC. new 5818a51 CodeGen: Allow small copyable blocks to "break" the CFG. new e8b4041 AMDGPU: Fix warning new 34a0d5f InferAddressSpaces: Fix broken casting of constants new 08e88e4 InferAddressSpaces: Avoid double map lookup

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Summary of changes: lib/CodeGen/BranchFolding.cpp | 5 + lib/CodeGen/BranchFolding.h | 1 + lib/CodeGen/MachineBlockPlacement.cpp | 362 +++++++++++++++++++--- lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h | 3 +- lib/Transforms/Scalar/InferAddressSpaces.cpp | 19 +- test/CodeGen/AArch64/arm64-atomic.ll | 22 +- test/CodeGen/AArch64/arm64-shrink-wrapping.ll | 14 +- test/CodeGen/AArch64/tail-dup-repeat-worklist.ll | 69 ----- test/CodeGen/AArch64/tbz-tbnz.ll | 16 +- test/CodeGen/AMDGPU/branch-relaxation.ll | 16 + test/CodeGen/AMDGPU/uniform-cfg.ll | 22 +- test/CodeGen/ARM/arm-and-tst-peephole.ll | 6 +- test/CodeGen/ARM/atomic-op.ll | 4 +- test/CodeGen/ARM/atomic-ops-v8.ll | 35 ++- test/CodeGen/ARM/cmpxchg-weak.ll | 8 +- test/CodeGen/Mips/brconnez.ll | 4 +- test/CodeGen/Mips/micromips-compact-branches.ll | 3 +- test/CodeGen/PowerPC/misched-inorder-latency.ll | 4 +- test/CodeGen/PowerPC/tail-dup-break-cfg.ll | 140 +++++++++ test/CodeGen/SPARC/sjlj.ll | 9 +- test/CodeGen/SystemZ/int-cmp-44.ll | 6 +- test/CodeGen/Thumb/thumb-shrink-wrapping.ll | 11 +- test/CodeGen/Thumb2/cbnz.ll | 2 +- test/CodeGen/Thumb2/ifcvt-compare.ll | 2 +- test/CodeGen/Thumb2/v8_IT_4.ll | 5 +- test/CodeGen/WebAssembly/phi.ll | 5 +- test/CodeGen/X86/avx512-cmp.ll | 5 +- test/CodeGen/X86/bt.ll | 8 +- test/CodeGen/X86/fp-une-cmp.ll | 4 +- test/CodeGen/X86/jump_sign.ll | 4 +- test/Transforms/InferAddressSpaces/AMDGPU/icmp.ll | 22 +- 31 files changed, 631 insertions(+), 205 deletions(-) delete mode 100644 test/CodeGen/AArch64/tail-dup-repeat-worklist.ll create mode 100644 test/CodeGen/PowerPC/tail-dup-break-cfg.ll