hg: panama/dev: Fix AArch64 build failures

[yang.zhang at arm.com]

Changeset: 0c20aad404ef
Author:    yzhang
Date:      2020-05-13 15:03 +0800
URL:       https://hg.openjdk.java.net/panama/dev/rev/0c20aad404ef

Fix AArch64 build failures
Reviewed-by: psandoz

! src/hotspot/cpu/aarch64/aarch64.ad
! src/hotspot/cpu/zero/sharedRuntime_zero.cpp
! src/hotspot/share/opto/library_call.cpp