[builtins] implement JSBuiltinReducer for ArrayIteratorNext()

src/assembler.cc

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 1200 matching lines @@
 ExternalReference ExternalReference::log_leave_external_function(
     Isolate* isolate) {
   return ExternalReference(
       Redirect(isolate, FUNCTION_ADDR(Logger::LeaveExternal)));
 }
 
 ExternalReference ExternalReference::roots_array_start(Isolate* isolate) {
   return ExternalReference(isolate->heap()->roots_array_start());
 }
 
+ExternalReference ExternalReference::native_contexts_list_address(
+    Isolate* isolate) {
+  return ExternalReference(isolate->heap()->native_contexts_list_address());
+}
 
 ExternalReference ExternalReference::allocation_sites_list_address(
     Isolate* isolate) {
   return ExternalReference(isolate->heap()->allocation_sites_list_address());
 }
 
 
 ExternalReference ExternalReference::address_of_stack_limit(Isolate* isolate) {
   return ExternalReference(isolate->stack_guard()->address_of_jslimit());
 }
@@ skipping 693 matching lines @@
 
 
 void Assembler::DataAlign(int m) {
   DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m));
   while ((pc_offset() & (m - 1)) != 0) {
     db(0);
   }
 }
 }  // namespace internal
 }  // namespace v8