[llvm] [AArch64][BOLT] Fold local-exec TLS relocations into loads and stores (PR #215531)

[Alexey Moksyakov via llvm-commits]

yavtuk wrote:

@jiangning26 overall good, thanks. One tiny request is check relocation either in the test
// RUN: llvm-objdump -d -r --disassemble-symbols=main %t.exe \ 
// RUN:   | FileCheck %s --check-prefix=CHECK-DIRECT-ACCESS

https://github.com/llvm/llvm-project/pull/215531