src/hotspot/cpu/aarch64/relocInfo_aarch64.hpp

@@ -32,11 +32,12 @@
      // AArch64 instructions are always 4 bytes long and 4-aligned, so
      // the two lowest offset bits can always be discarded.
      offset_unit        =  4,
      // Must be at least 1 for RelocInfo::narrow_oop_in_const.
      // Must be at least 2 for ZGC GC barrier patching.
-     format_width       =  2
+     // Must be at least 3 for Shenandoah GC barrier patching.
+     format_width       =  3
    };
  
   public:
  
    // This platform has no oops in the code that are not also