src/hotspot/os_cpu/aix_ppc/os_aix_ppc.cpp

       }
 
       // SIGSEGV-based implicit null check in compiled code.
       else if (sig == SIGSEGV && ImplicitNullChecks &&
                CodeCache::contains((void*) pc) &&
-               !MacroAssembler::needs_explicit_null_check((intptr_t) info->si_addr)) {
+               MacroAssembler::uses_implicit_null_check(info->si_addr)) {
         if (TraceTraps) {
           tty->print_cr("trap: null_check at " INTPTR_FORMAT " (SIGSEGV)", pc);
         }
         stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_NULL);
       }

@@ -622,7 +622,5
 
 bool os::platform_print_native_stack(outputStream* st, void* context, char *buf, int buf_size) {
   AixNativeCallstack::print_callstack_for_context(st, (const ucontext_t*)context, true, buf, (size_t) buf_size);
   return true;
 }
-
-