src/hotspot/cpu/aarch64/macroAssembler_aarch64.hpp

rev 52430 : 8213199: GC abstraction for Assembler::needs_explicit_null_check()

@@ -580,10 +580,11 @@
   // offset. No explicit code generation is needed if the offset is within a certain
   // range (0 <= offset <= page_size).
 
   virtual void null_check(Register reg, int offset = -1);
   static bool needs_explicit_null_check(intptr_t offset);
+  static bool uses_implicit_null_check(void* address);
 
   static address target_addr_for_insn(address insn_addr, unsigned insn);
   static address target_addr_for_insn(address insn_addr) {
     unsigned insn = *(unsigned*)insn_addr;
     return target_addr_for_insn(insn_addr, insn);