git: openjdk/jdk21u-dev: master: 8324824: AArch64: Detect Ampere-1B core and update default options for Ampere CPUs

[Aleksey Shipilev]

Changeset: 4243aed4
Author:    Patrick Zhang <qpzhang at openjdk.org>
Committer: Aleksey Shipilev <shade at openjdk.org>
Date:      2024-03-01 09:39:07 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/4243aed45758772dc6ba24c65b2e15cedbf2bac5

8324824: AArch64: Detect Ampere-1B core and update default options for Ampere CPUs

Backport-of: 9936aeea32b71509151099e6d28905e0322b2bc2

! src/hotspot/cpu/aarch64/vm_version_aarch64.cpp
! src/hotspot/cpu/aarch64/vm_version_aarch64.hpp