[all-commits] [llvm/llvm-project] 966d56: asan_static x86-64: Support 64-bit ASAN_SHADOW_OFF...

[Dan McGregor via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 966d564e43e650b9c34f9c67829d3947f52add91
      https://github.com/llvm/llvm-project/commit/966d564e43e650b9c34f9c67829d3947f52add91
  Author: Dan McGregor <dan.mcgregor at usask.ca>
  Date:   2023-12-24 (Sun, 24 Dec 2023)

  Changed paths:
    M compiler-rt/lib/asan/asan_rtl_x86_64.S

  Log Message:
  -----------
  asan_static x86-64: Support 64-bit ASAN_SHADOW_OFFSET_CONST redux (#76185)

Similar to b9935bb02a50, but also apply a similar change to
ACCESS_CHECK_ADD.

If ASAN_SHADOW_OFFSET_CONST cannot be encoded as a displacement, switch
to `movabsq` and the register offset variant of cmp.