[aarch64-port-dev ] git: openjdk/aarch64-port: master: 8256203: Simplify RegMask::Empty

[Claes Redestad]

Changeset: f7685a46
Author:    Claes Redestad <redestad at openjdk.org>
Date:      2020-11-12 14:20:48 +0000
URL:       https://github.com/openjdk/aarch64-port/commit/f7685a46

8256203: Simplify RegMask::Empty

Reviewed-by: thartmann, chagedorn

! src/hotspot/share/opto/regmask.cpp
! src/hotspot/share/opto/regmask.hpp