new llvm IR callbr instruction useful for proc-point splitting?

[George Colpitts]

Hi

I hope this question isn't too dumb. llvm has a new callbr instruction to
implement asm-goto

   - http://lists.llvm.org/pipermail/llvm-dev/2018-October/127239.html
   -
   https://www.phoronix.com/scan.php?page=news_item&px=LLVM-Asm-Goto-Merged

Could this be used to avoid proc-point splitting
<https://gitlab.haskell.org/ghc/ghc/wikis/commentary/compiler/backend-opt>?

Thanks
George
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