[PATCH] D133296: [Assignment Tracking][13/*] Account for assignment tracking in SROA

[Orlando Cazalet-Hyams via Phabricator via llvm-commits]

Orlando created this revision.
Orlando added a project: debug-info.
Herald added subscribers: ormris, hiraditya.
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Herald added a project: LLVM.
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We must split dbg.assign intrinsics into fragments similarly to what SROA already does for `dbg.declares`, except that there's many more intrinsics to split. The function `migrateDebugInfo` generates new `dbg.assign`s intrinsic for each part of a split store.


https://reviews.llvm.org/D133296

Files:
  llvm/lib/Transforms/Scalar/SROA.cpp
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/after-inlining.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/alloca-single-slice.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/complex.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/frag-2.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/frag.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/id.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/memcpy.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/rewrite.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/store.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/unspecified-var-size.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/user-memcpy.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/vec-1.ll
  llvm/test/DebugInfo/Generic/assignment-tracking/sroa/vec-2.ll
  out.ll

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