[PATCH] D154294: [Windows SEH]: Do not fold branches for MSVC TableSEH function

Phoebe Wang via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sat Jul 1 20:35:06 PDT 2023


pengfei created this revision.
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We have calculated SEH states based on old CFG. Folding them may result in invalid labels when emitting entries for MSVC C specific handler.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D154294

Files:
  llvm/lib/CodeGen/AsmPrinter/WinException.cpp
  llvm/lib/CodeGen/BranchFolding.cpp
  llvm/test/CodeGen/WinEH/wineh-noret-cleanup.ll
  llvm/test/CodeGen/X86/seh-catchpad.ll
  llvm/test/CodeGen/X86/windows-seh-EHa-CExcept.ll

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