[all-commits] [llvm/llvm-project] 1b37b9: [AArch64][BTI] Add BTI at EH entries. (#155308)

[Shashi Shankar via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1b37b9e6d788d7058381b68b5ab265bcb6181335
      https://github.com/llvm/llvm-project/commit/1b37b9e6d788d7058381b68b5ab265bcb6181335
  Author: Shashi Shankar <shashishankar1687 at gmail.com>
  Date:   2025-08-30 (Sat, 30 Aug 2025)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64BranchTargets.cpp
    A llvm/test/CodeGen/AArch64/bti-ehpad.ll
    M llvm/test/CodeGen/AArch64/sign-return-address-pauth-lr.ll
    A llvm/test/CodeGen/AArch64/wineh-bti-funclet.ll
    M llvm/test/CodeGen/AArch64/wineh-bti.ll

  Log Message:
  -----------
  [AArch64][BTI] Add BTI at EH entries. (#155308)

Mark EH landing pads as indirect-branch targets (BTI j) and treat WinEH
funclet entries as call-like (BTI c). Add lit tests for ELF and COFF.
Tests:
Adds lit tests: bti-ehpad.ll and wineh-bti-funclet.ll.

Fixes: #149267

Signed-off-by: Shashi Shankar <shashishankar1687 at gmail.com>



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