Allocate room for expected number of properties based on the...

src/objects-debug.cc

 // Copyright 2006-2008 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 245 matching lines @@
 
 void JSObject::PrintProperties() {
   if (HasFastProperties()) {
     for (DescriptorReader r(map()->instance_descriptors());
          !r.eos();
          r.advance()) {
       PrintF("   ");
       r.GetKey()->StringPrint();
       PrintF(": ");
       if (r.type() == FIELD) {
-        properties()->get(r.GetFieldIndex())->ShortPrint();
+        FastPropertyAt(r.GetFieldIndex())->ShortPrint();
         PrintF(" (field at offset %d)\n", r.GetFieldIndex());
       } else if (r.type() ==  CONSTANT_FUNCTION) {
         r.GetConstantFunction()->ShortPrint();
         PrintF(" (constant function)\n");
       } else if (r.type() == CALLBACKS) {
         r.GetCallbacksObject()->ShortPrint();
         PrintF(" (callback)\n");
       } else if (r.type() == MAP_TRANSITION) {
         PrintF(" (map transition)\n");
       } else {
@@ skipping 29 matching lines @@
   PrintElements();
   PrintF(" }\n");
 }
 
 
 void JSObject::JSObjectVerify() {
   VerifyHeapPointer(properties());
   VerifyHeapPointer(elements());
   if (HasFastProperties()) {
     CHECK(map()->unused_property_fields() ==
-          (properties()->length() - map()->NextFreePropertyIndex()));
+          (map()->inobject_properties() + properties()->length() -
+           map()->NextFreePropertyIndex()));
   }
 }
 
 
 static const char* TypeToString(InstanceType type) {
   switch (type) {
     case MAP_TYPE: return "MAP";
     case HEAP_NUMBER_TYPE: return "HEAP_NUMBER";
     case SHORT_SYMBOL_TYPE:
     case MEDIUM_SYMBOL_TYPE:
@@ skipping 687 matching lines @@
     }
     current = hash;
   }
   return true;
 }
 
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal