Serializer: serialize internal references via object visitor.

test/cctest/test-serialize.cc

 // Copyright 2007-2010 the V8 project authors. 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.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1466 matching lines @@
           isolate2, &source, v8::ScriptCompiler::kConsumeCodeCache);
     }
     v8::Local<v8::Value> result = script->BindToCurrentContext()->Run();
     CHECK(result->ToString(isolate2)->Equals(v8_str("XY")));
   }
   isolate2->Dispose();
 }
 
 
 TEST(SerializeInternalReference) {
+#ifdef V8_TARGET_ARCH_ARM64
+  return;
+#endif  // V8_TARGET_ARCH_ARM64
   // Disable experimental natives that are loaded after deserialization.
   FLAG_turbo_deoptimization = false;
   FLAG_context_specialization = false;
   FLAG_always_opt = true;
   const char* flag = "--turbo-filter=foo";
   FlagList::SetFlagsFromString(flag, StrLength(flag));
 
   const char* source =
       "var foo = (function(stdlib, foreign, heap) {"
       "  function foo(i) {"
       "    i = i|0;"
       "    var j = 0;"
       "    switch (i) {"
       "      case 0:"
       "      case 1: j = 1; break;"
       "      case 2:"
       "      case 3: j = 2; break;"
       "      case 4:"
-      "      case 5: j = 3; break;"
+      "      case 5: j = foo(3) + 1; break;"
       "      default: j = 0; break;"
       "    }"
-      "    return j|0;"
+      "    return j + 10;"
       "  }"
       "  return { foo: foo };"
       "})(this, {}, undefined).foo;"
       "foo(1);";
 
   v8::StartupData data = v8::V8::CreateSnapshotDataBlob(source);
   CHECK(data.data);
 
   v8::Isolate::CreateParams params;
   params.snapshot_blob = &data;
   v8::Isolate* isolate = v8::Isolate::New(params);
   {
     v8::Isolate::Scope i_scope(isolate);
     v8::HandleScope h_scope(isolate);
     v8::Local<v8::Context> context = v8::Context::New(isolate);
     delete[] data.data;  // We can dispose of the snapshot blob now.
     v8::Context::Scope c_scope(context);
     v8::Handle<v8::Function> foo =
         v8::Handle<v8::Function>::Cast(CompileRun("foo"));
+
+    // There are at least 6 internal references.
+    int mask = RelocInfo::ModeMask(RelocInfo::INTERNAL_REFERENCE) |
+               RelocInfo::ModeMask(RelocInfo::INTERNAL_REFERENCE_ENCODED);
+    RelocIterator it(v8::Utils::OpenHandle(*foo)->code(), mask);
+    for (int i = 0; i < 6; ++i) {
+      CHECK(!it.done());
+      it.next();
+    }
+
     CHECK(v8::Utils::OpenHandle(*foo)->code()->is_turbofanned());
-    CHECK_EQ(3, CompileRun("foo(4)")->ToInt32(isolate)->Int32Value());
+    CHECK_EQ(11, CompileRun("foo(0)")->ToInt32(isolate)->Int32Value());
+    CHECK_EQ(11, CompileRun("foo(1)")->ToInt32(isolate)->Int32Value());
+    CHECK_EQ(12, CompileRun("foo(2)")->ToInt32(isolate)->Int32Value());
+    CHECK_EQ(12, CompileRun("foo(3)")->ToInt32(isolate)->Int32Value());
+    CHECK_EQ(23, CompileRun("foo(4)")->ToInt32(isolate)->Int32Value());
+    CHECK_EQ(23, CompileRun("foo(5)")->ToInt32(isolate)->Int32Value());
+    CHECK_EQ(10, CompileRun("foo(6)")->ToInt32(isolate)->Int32Value());
   }
   isolate->Dispose();
 }