git: openjdk/loom: fibers: More aarch64 work

[duke]

Changeset: a6ae77f3
Author:    Ron Pressler <ron.pressler at oracle.com>
Date:      2021-06-03 17:22:45 +0000
URL:       https://git.openjdk.java.net/loom/commit/a6ae77f35909faba4346547f297184f1fde8d8dc

More aarch64 work

! src/hotspot/cpu/aarch64/macroAssembler_aarch64.cpp
! src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp
! src/hotspot/cpu/aarch64/templateInterpreterGenerator_aarch64.cpp
! src/hotspot/cpu/x86/stubGenerator_x86_64.cpp