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Implement new control flow lowering based on reconverging CFG transform #758

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nhaehnle opened this issue Jun 10, 2020 · 2 comments
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Implement new control flow lowering based on reconverging CFG transform #758

nhaehnle opened this issue Jun 10, 2020 · 2 comments
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@nhaehnle
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Backend Issues that should really be (mostly) addressed in LLVM doc enhancement New feature or request

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@nhaehnle
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Tracking issue for the bulk of control flow lowering changes.
@nhaehnle nhaehnle added the Backend Issues that should really be (mostly) addressed in LLVM label Jun 10, 2020
@nhaehnle nhaehnle self-assigned this Jun 10, 2020
@nhaehnle nhaehnle mentioned this issue Jun 10, 2020
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@nhaehnle nhaehnle added the enhancement New feature or request label Jun 10, 2020
@kuhar
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kuhar commented Jul 7, 2020

Related LLVM RFC: [llvm-dev] RFC: Introducing CfgTraits and type-erased CfgInterface / CfgBlockRef / CfgValueRef

Revision stack:

  1. D83094 Analysis: Add a GenericCycleInfo analysis
  2. D83093 DomTree: Define GraphTraits for GenericDomTreeBase
  3. D83092 DomTree: Add findSiblingOfUncle helper
  4. D83090 DomTree: Add TreeNode type alias
  5. D83089 DomTree: Extract (mostly) read-only logic into type-erased base classes
  6. D83088 Introduce CfgTraits abstraction
  7. D83087 DomTree: remove explicit use of DomTreeNodeBase::iterator
  8. D83086 DomTree: add private create{Child,Node} helpers
  9. D83085 DomTree: Remove getRoots() accessor
  10. D83084 DomTree: Remove the releaseMemory() method
  11. D83083 DomTree: Remove getChildren() accessor
  12. D83253 MachineBasicBlock: add printName method

@kuhar
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kuhar commented Aug 24, 2020

Related RFC: [llvm-dev] [RFC] Introducing convergence control bundles and intrinsics

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