[Arm][AArch64][Clang] Respect function's branch protection attributes.

[DanielKristofKiss]

see: #101978

/cherry-pick 9e9fa00

[DanielKristofKiss]

/cherry-pick 9e9fa00

[llvmbot]

@llvm/issue-subscribers-clang-codegen

Author: Daniel Kiss (DanielKristofKiss)

see: #101978

/cherry-pick 9e9fa00

[llvmbot]

Failed to cherry-pick: 9e9fa00

https://github.com/llvm/llvm-project/actions/runs/10322120112

Please manually backport the fix and push it to your github fork. Once this is done, please create a pull request

[llvmbot]

Failed to cherry-pick: 9e9fa00

https://github.com/llvm/llvm-project/actions/runs/10322128174

Please manually backport the fix and push it to your github fork. Once this is done, please create a pull request

[llvmbot]

Failed to cherry-pick: 9e9fa00

https://github.com/llvm/llvm-project/actions/runs/10322153831

Please manually backport the fix and push it to your github fork. Once this is done, please create a pull request