DataFormats/Math: apply the same changes for AArch64 as for ARMv7 and MIC

Signed-off-by: David Abdurachmanov <David.Abdurachmanov@cern.ch>
Merge pull request #3837 from davidlt/dataformats-math-aarch64

ARM64 -- DataFormats/Math: apply the same changes for AArch64 as for ARMv7 and MIC