jdk-24/src/hotspot/share/gc/shared/barrierSetConfig.hpp

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#ifndef SHARE_GC_SHARED_BARRIERSETCONFIG_HPP
#define SHARE_GC_SHARED_BARRIERSETCONFIG_HPP

#include "utilities/macros.hpp"

// Do something for each concrete barrier set part of the build.
#define FOR_EACH_CONCRETE_BARRIER_SET_DO(f)          \
  f(CardTableBarrierSet)                             \
  EPSILONGC_ONLY(f(EpsilonBarrierSet))               \
  G1GC_ONLY(f(G1BarrierSet))                         \
  SHENANDOAHGC_ONLY(f(ShenandoahBarrierSet))         \
  ZGC_ONLY(f(ZBarrierSet))

#define FOR_EACH_ABSTRACT_BARRIER_SET_DO(f)          \
  f(ModRef)

// Do something for each known barrier set.
#define FOR_EACH_BARRIER_SET_DO(f)    \
  FOR_EACH_ABSTRACT_BARRIER_SET_DO(f) \
  FOR_EACH_CONCRETE_BARRIER_SET_DO(f)

// To enable runtime-resolution of GC barriers on primitives, please
// define SUPPORT_BARRIER_ON_PRIMITIVES.
#ifdef SUPPORT_BARRIER_ON_PRIMITIVES
#define ACCESS_PRIMITIVE_SUPPORT INTERNAL_BT_BARRIER_ON_PRIMITIVES
#else
#define ACCESS_PRIMITIVE_SUPPORT DECORATORS_NONE
#endif

#ifdef SUPPORT_NOT_TO_SPACE_INVARIANT
#define ACCESS_TO_SPACE_INVARIANT_SUPPORT DECORATORS_NONE
#else
#define ACCESS_TO_SPACE_INVARIANT_SUPPORT INTERNAL_BT_TO_SPACE_INVARIANT
#endif

#define BT_BUILDTIME_DECORATORS (ACCESS_PRIMITIVE_SUPPORT | ACCESS_TO_SPACE_INVARIANT_SUPPORT)

#endif // SHARE_GC_SHARED_BARRIERSETCONFIG_HPP