"perf stat" says:
Before  14,009,233,975,201      cycles
After   13,660,876,595,941      cycles
i.e. shaved roughly 2% of the cycles

Change-Id: If604a125a8a5040281abd699678d0c791d5bbb51
Reviewed-on: https://gerrit.libreoffice.org/20350Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>