src/hotspot/cpu/ppc/macroAssembler_ppc.hpp

*** 665,674 ****
--- 665,675 ----
    // Read vm result from thread: oop_result = R16_thread->result;
    void get_vm_result  (Register oop_result);
    void get_vm_result_2(Register metadata_result);
  
    static bool needs_explicit_null_check(intptr_t offset);
+   static bool uses_implicit_null_check(void* address);
  
    // Trap-instruction-based checks.
    // Range checks can be distinguished from zero checks as they check 32 bit,
    // zero checks all 64 bits (tw, td).
    inline void trap_null_check(Register a, trap_to_bits cmp = traptoEqual);