git: openjdk/jdk13u-dev: 8255625: AArch64: Implement Base64.encodeBlock accelerator/intrinsic

[Yuri Nesterenko]

Changeset: ebea17d0
Author:    Sergey Nazarkin <snazarki at openjdk.org>
Committer: Yuri Nesterenko <yan at openjdk.org>
Date:      2021-03-17 15:03:05 +0000
URL:       https://git.openjdk.java.net/jdk13u-dev/commit/ebea17d0

8255625: AArch64: Implement Base64.encodeBlock accelerator/intrinsic

Backport-of: 8638cd9acf5c33612eaf82ae3219f68456ea9621

! src/hotspot/cpu/aarch64/stubGenerator_aarch64.cpp
! src/hotspot/cpu/aarch64/vm_version_aarch64.cpp
+ test/micro/org/openjdk/bench/java/util/Base64Encode.java