[llvm] [RISCV] Copy call frame size when splitting basic block in emitSelectPseudo. (PR #99823)

[Philip Reames via llvm-commits]

https://github.com/preames approved this pull request.

LGTM

I'll note the underlying scheme seems very fragile.  This may not be the only case like this we need to identify.  

https://github.com/llvm/llvm-project/pull/99823