git: openjdk/jdk17u-dev: 8269404: Base64 Encoding optimization enhancements for x86 using AVX-512

[Derek White]

Changeset: 7884eabf
Author:    Sandhya Viswanathan <sviswanathan at openjdk.org>
Committer: Derek White <drwhite at openjdk.org>
Date:      2022-11-10 01:32:53 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/7884eabfc9ae2829248a24d8370961a74b564c39

8269404: Base64 Encoding optimization enhancements for x86 using AVX-512

Backport-of: 9cac94d581f240c10fe8fff2f803109a1ae30637

! src/hotspot/cpu/x86/assembler_x86.cpp
! src/hotspot/cpu/x86/assembler_x86.hpp
! src/hotspot/cpu/x86/stubGenerator_x86_64.cpp
! src/hotspot/cpu/x86/stubRoutines_x86.cpp
! src/hotspot/cpu/x86/stubRoutines_x86.hpp