src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.common/src/org/graalvm/compiler/core/common/GraalOptions.java

*** 277,287 ****
      public static final OptionKey<Boolean> TraceInlining = new OptionKey<>(false);
  
      @Option(help = "Enable inlining decision tracing in stubs and snippets.", type = OptionType.Debug)
      public static final OptionKey<Boolean> TraceInliningForStubsAndSnippets = new OptionKey<>(false);
  
!     @Option(help = "Use Graal-generated stubs for complicated LIR operations instead of embedding all the emitted code.")
      public static final OptionKey<Boolean> UseGraalStubs = new OptionKey<>(true);
  
      @Option(help = "Encode and decode snippets and substitutions before parsing to test libgraal code path. This option is ignored in the context of libgraal.")
      public static final OptionKey<Boolean> UseEncodedGraphs = new OptionKey<>(false);
  }
--- 277,291 ----
      public static final OptionKey<Boolean> TraceInlining = new OptionKey<>(false);
  
      @Option(help = "Enable inlining decision tracing in stubs and snippets.", type = OptionType.Debug)
      public static final OptionKey<Boolean> TraceInliningForStubsAndSnippets = new OptionKey<>(false);
  
!     @Option(help = "Use Graal-generated stubs for complicated LIR operations instead of embedding all the emitted code.", type = OptionType.Expert)
      public static final OptionKey<Boolean> UseGraalStubs = new OptionKey<>(true);
  
      @Option(help = "Encode and decode snippets and substitutions before parsing to test libgraal code path. This option is ignored in the context of libgraal.")
      public static final OptionKey<Boolean> UseEncodedGraphs = new OptionKey<>(false);
+ 
+     @Option(help = "If applicable, use bulk zeroing instructions when the zeroing size in bytes exceeds this threshold.", type = OptionType.Expert)
+     public static final OptionKey<Integer> MinimalBulkZeroingSize = new OptionKey<>(2048);
+ 
  }