git: openjdk/jdk17u: master: 8276927: [ppc64] Port shenandoahgc to linux on ppc64le

[Martin Doerr]

Changeset: d2d734c9
Author:    Martin Doerr <mdoerr at openjdk.org>
Date:      2021-11-23 10:40:54 +0000
URL:       https://git.openjdk.java.net/jdk17u/commit/d2d734c9eb9f09c25704cddc91a3260c2c54faf5

8276927: [ppc64] Port shenandoahgc to linux on ppc64le

Reviewed-by: shade
Backport-of: 57eb864765f38185f8db8f1d37681d6cfe2a3c73

! make/autoconf/jvm-features.m4
! make/hotspot/gensrc/GensrcAdlc.gmk
! src/hotspot/cpu/ppc/gc/shared/barrierSetAssembler_ppc.cpp
+ src/hotspot/cpu/ppc/gc/shenandoah/c1/shenandoahBarrierSetC1_ppc.cpp
+ src/hotspot/cpu/ppc/gc/shenandoah/shenandoahBarrierSetAssembler_ppc.cpp
+ src/hotspot/cpu/ppc/gc/shenandoah/shenandoahBarrierSetAssembler_ppc.hpp
+ src/hotspot/cpu/ppc/gc/shenandoah/shenandoah_ppc.ad
! src/hotspot/share/gc/shenandoah/shenandoahArguments.cpp