[all-commits] [llvm/llvm-project] bfb54e: [AArch64][SME] Disable tail calls for callees that...

[Benjamin Maxwell via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bfb54e8ba6262a509343985c018f9a8d52963734
      https://github.com/llvm/llvm-project/commit/bfb54e8ba6262a509343985c018f9a8d52963734
  Author: Benjamin Maxwell <benjamin.maxwell at arm.com>
  Date:   2025-10-28 (Tue, 28 Oct 2025)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/test/CodeGen/AArch64/sme-zt0-state.ll

  Log Message:
  -----------
  [AArch64][SME] Disable tail calls for callees that require saving ZT0 (#165371)

We may need to load ZT0 after the call, so we can't perform a tail call.



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