[PATCH] D92803: [SystemZFrameLowering] Make sure R1 holding the backchain is not corrupted by probing

[Jonas Paulsson via Phabricator via llvm-commits]

jonpa updated this revision to Diff 311072.
jonpa added a comment.

Sorry - had to revert patch since the live-in lists had not been handled properly.

I think the right thing to do is to compute them after all else - the saving of the backchain and removal of the pseudo.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D92803/new/

https://reviews.llvm.org/D92803

Files:
  llvm/lib/Target/SystemZ/SystemZFrameLowering.cpp
  llvm/test/CodeGen/SystemZ/stack-clash-dynamic-alloca.ll
  llvm/test/CodeGen/SystemZ/stack-clash-protection.ll

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