hg: jdk8u/jdk8u-dev/hotspot: 8191955: AArch64: incorrect prefetch distance causes an internal error

[felix.yang at huawei.com]

Changeset: 9d362a0bae2c
Author:    njian
Date:      2021-03-11 16:59 +0800
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u-dev/hotspot/rev/9d362a0bae2c

8191955: AArch64: incorrect prefetch distance causes an internal error
Summary: Fixed incorrect prefetch distance on AArch64.
Reviewed-by: aph, phh

! src/cpu/aarch64/vm/vm_version_aarch64.cpp