[PATCH] D56528: [SEH] [ARM64] Retrieve the frame pointer from SEH funclets

[Sanjin Sijaric via Phabricator via llvm-commits]

ssijaric created this revision.
ssijaric added reviewers: rnk, mstorsjo, efriedma.
Herald added subscribers: kristof.beyls, javed.absar.

The Windows ARM64 runtime passes the establisher frame to funclets as the first argument.  This change just copies x1 to fp in that case.

The test case depends on https://reviews.llvm.org/D53540, which lowers the localaddr intrinsic.


Repository:
  rL LLVM

https://reviews.llvm.org/D56528

Files:
  lib/Target/AArch64/AArch64FrameLowering.cpp
  test/CodeGen/AArch64/seh_funclet_x1.ll

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