diff --git a/src/objects-printer.cc b/src/objects-printer.cc
new file mode 100644
index 0000000..9879da2
--- /dev/null
+++ b/src/objects-printer.cc
@@ -0,0 +1,778 @@
+// Copyright 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
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "v8.h"
+
+#include "disassembler.h"
+#include "disasm.h"
+#include "jsregexp.h"
+#include "objects-visiting.h"
+
+namespace v8 {
+namespace internal {
+
+#ifdef OBJECT_PRINT
+
+static const char* TypeToString(InstanceType type);
+
+
+void MaybeObject::Print(FILE* out) {
+  Object* this_as_object;
+  if (ToObject(&this_as_object)) {
+    if (this_as_object->IsSmi()) {
+      Smi::cast(this_as_object)->SmiPrint(out);
+    } else {
+      HeapObject::cast(this_as_object)->HeapObjectPrint(out);
+    }
+  } else {
+    Failure::cast(this)->FailurePrint(out);
+  }
+  Flush(out);
+}
+
+
+void MaybeObject::PrintLn(FILE* out) {
+  Print(out);
+  PrintF(out, "\n");
+}
+
+
+void HeapObject::PrintHeader(FILE* out, const char* id) {
+  PrintF(out, "%p: [%s]\n", reinterpret_cast<void*>(this), id);
+}
+
+
+void HeapObject::HeapObjectPrint(FILE* out) {
+  InstanceType instance_type = map()->instance_type();
+
+  HandleScope scope;
+  if (instance_type < FIRST_NONSTRING_TYPE) {
+    String::cast(this)->StringPrint(out);
+    return;
+  }
+
+  switch (instance_type) {
+    case MAP_TYPE:
+      Map::cast(this)->MapPrint(out);
+      break;
+    case HEAP_NUMBER_TYPE:
+      HeapNumber::cast(this)->HeapNumberPrint(out);
+      break;
+    case FIXED_ARRAY_TYPE:
+      FixedArray::cast(this)->FixedArrayPrint(out);
+      break;
+    case BYTE_ARRAY_TYPE:
+      ByteArray::cast(this)->ByteArrayPrint(out);
+      break;
+    case PIXEL_ARRAY_TYPE:
+      PixelArray::cast(this)->PixelArrayPrint(out);
+      break;
+    case EXTERNAL_BYTE_ARRAY_TYPE:
+      ExternalByteArray::cast(this)->ExternalByteArrayPrint(out);
+      break;
+    case EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE:
+      ExternalUnsignedByteArray::cast(this)
+          ->ExternalUnsignedByteArrayPrint(out);
+      break;
+    case EXTERNAL_SHORT_ARRAY_TYPE:
+      ExternalShortArray::cast(this)->ExternalShortArrayPrint(out);
+      break;
+    case EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE:
+      ExternalUnsignedShortArray::cast(this)
+          ->ExternalUnsignedShortArrayPrint(out);
+      break;
+    case EXTERNAL_INT_ARRAY_TYPE:
+      ExternalIntArray::cast(this)->ExternalIntArrayPrint(out);
+      break;
+    case EXTERNAL_UNSIGNED_INT_ARRAY_TYPE:
+      ExternalUnsignedIntArray::cast(this)->ExternalUnsignedIntArrayPrint(out);
+      break;
+    case EXTERNAL_FLOAT_ARRAY_TYPE:
+      ExternalFloatArray::cast(this)->ExternalFloatArrayPrint(out);
+      break;
+    case FILLER_TYPE:
+      PrintF(out, "filler");
+      break;
+    case JS_OBJECT_TYPE:  // fall through
+    case JS_CONTEXT_EXTENSION_OBJECT_TYPE:
+    case JS_ARRAY_TYPE:
+    case JS_REGEXP_TYPE:
+      JSObject::cast(this)->JSObjectPrint(out);
+      break;
+    case ODDBALL_TYPE:
+      Oddball::cast(this)->to_string()->Print(out);
+      break;
+    case JS_FUNCTION_TYPE:
+      JSFunction::cast(this)->JSFunctionPrint(out);
+      break;
+    case JS_GLOBAL_PROXY_TYPE:
+      JSGlobalProxy::cast(this)->JSGlobalProxyPrint(out);
+      break;
+    case JS_GLOBAL_OBJECT_TYPE:
+      JSGlobalObject::cast(this)->JSGlobalObjectPrint(out);
+      break;
+    case JS_BUILTINS_OBJECT_TYPE:
+      JSBuiltinsObject::cast(this)->JSBuiltinsObjectPrint(out);
+      break;
+    case JS_VALUE_TYPE:
+      PrintF(out, "Value wrapper around:");
+      JSValue::cast(this)->value()->Print(out);
+      break;
+    case CODE_TYPE:
+      Code::cast(this)->CodePrint(out);
+      break;
+    case PROXY_TYPE:
+      Proxy::cast(this)->ProxyPrint(out);
+      break;
+    case SHARED_FUNCTION_INFO_TYPE:
+      SharedFunctionInfo::cast(this)->SharedFunctionInfoPrint(out);
+      break;
+    case JS_GLOBAL_PROPERTY_CELL_TYPE:
+      JSGlobalPropertyCell::cast(this)->JSGlobalPropertyCellPrint(out);
+      break;
+#define MAKE_STRUCT_CASE(NAME, Name, name) \
+  case NAME##_TYPE:                        \
+    Name::cast(this)->Name##Print(out);    \
+    break;
+  STRUCT_LIST(MAKE_STRUCT_CASE)
+#undef MAKE_STRUCT_CASE
+
+    default:
+      PrintF(out, "UNKNOWN TYPE %d", map()->instance_type());
+      UNREACHABLE();
+      break;
+  }
+}
+
+
+void ByteArray::ByteArrayPrint(FILE* out) {
+  PrintF(out, "byte array, data starts at %p", GetDataStartAddress());
+}
+
+
+void PixelArray::PixelArrayPrint(FILE* out) {
+  PrintF(out, "pixel array");
+}
+
+
+void ExternalByteArray::ExternalByteArrayPrint(FILE* out) {
+  PrintF(out, "external byte array");
+}
+
+
+void ExternalUnsignedByteArray::ExternalUnsignedByteArrayPrint(FILE* out) {
+  PrintF(out, "external unsigned byte array");
+}
+
+
+void ExternalShortArray::ExternalShortArrayPrint(FILE* out) {
+  PrintF(out, "external short array");
+}
+
+
+void ExternalUnsignedShortArray::ExternalUnsignedShortArrayPrint(FILE* out) {
+  PrintF(out, "external unsigned short array");
+}
+
+
+void ExternalIntArray::ExternalIntArrayPrint(FILE* out) {
+  PrintF(out, "external int array");
+}
+
+
+void ExternalUnsignedIntArray::ExternalUnsignedIntArrayPrint(FILE* out) {
+  PrintF(out, "external unsigned int array");
+}
+
+
+void ExternalFloatArray::ExternalFloatArrayPrint(FILE* out) {
+  PrintF(out, "external float array");
+}
+
+
+void JSObject::PrintProperties(FILE* out) {
+  if (HasFastProperties()) {
+    DescriptorArray* descs = map()->instance_descriptors();
+    for (int i = 0; i < descs->number_of_descriptors(); i++) {
+      PrintF(out, "   ");
+      descs->GetKey(i)->StringPrint(out);
+      PrintF(out, ": ");
+      switch (descs->GetType(i)) {
+        case FIELD: {
+          int index = descs->GetFieldIndex(i);
+          FastPropertyAt(index)->ShortPrint(out);
+          PrintF(out, " (field at offset %d)\n", index);
+          break;
+        }
+        case CONSTANT_FUNCTION:
+          descs->GetConstantFunction(i)->ShortPrint(out);
+          PrintF(out, " (constant function)\n");
+          break;
+        case CALLBACKS:
+          descs->GetCallbacksObject(i)->ShortPrint(out);
+          PrintF(out, " (callback)\n");
+          break;
+        case MAP_TRANSITION:
+          PrintF(out, " (map transition)\n");
+          break;
+        case CONSTANT_TRANSITION:
+          PrintF(out, " (constant transition)\n");
+          break;
+        case NULL_DESCRIPTOR:
+          PrintF(out, " (null descriptor)\n");
+          break;
+        default:
+          UNREACHABLE();
+          break;
+      }
+    }
+  } else {
+    property_dictionary()->Print(out);
+  }
+}
+
+
+void JSObject::PrintElements(FILE* out) {
+  switch (GetElementsKind()) {
+    case FAST_ELEMENTS: {
+      // Print in array notation for non-sparse arrays.
+      FixedArray* p = FixedArray::cast(elements());
+      for (int i = 0; i < p->length(); i++) {
+        PrintF(out, "   %d: ", i);
+        p->get(i)->ShortPrint(out);
+        PrintF(out, "\n");
+      }
+      break;
+    }
+    case PIXEL_ELEMENTS: {
+      PixelArray* p = PixelArray::cast(elements());
+      for (int i = 0; i < p->length(); i++) {
+        PrintF(out, "   %d: %d\n", i, p->get(i));
+      }
+      break;
+    }
+    case EXTERNAL_BYTE_ELEMENTS: {
+      ExternalByteArray* p = ExternalByteArray::cast(elements());
+      for (int i = 0; i < p->length(); i++) {
+        PrintF(out, "   %d: %d\n", i, static_cast<int>(p->get(i)));
+      }
+      break;
+    }
+    case EXTERNAL_UNSIGNED_BYTE_ELEMENTS: {
+      ExternalUnsignedByteArray* p =
+          ExternalUnsignedByteArray::cast(elements());
+      for (int i = 0; i < p->length(); i++) {
+        PrintF(out, "   %d: %d\n", i, static_cast<int>(p->get(i)));
+      }
+      break;
+    }
+    case EXTERNAL_SHORT_ELEMENTS: {
+      ExternalShortArray* p = ExternalShortArray::cast(elements());
+      for (int i = 0; i < p->length(); i++) {
+        PrintF(out, "   %d: %d\n", i, static_cast<int>(p->get(i)));
+      }
+      break;
+    }
+    case EXTERNAL_UNSIGNED_SHORT_ELEMENTS: {
+      ExternalUnsignedShortArray* p =
+          ExternalUnsignedShortArray::cast(elements());
+      for (int i = 0; i < p->length(); i++) {
+        PrintF(out, "   %d: %d\n", i, static_cast<int>(p->get(i)));
+      }
+      break;
+    }
+    case EXTERNAL_INT_ELEMENTS: {
+      ExternalIntArray* p = ExternalIntArray::cast(elements());
+      for (int i = 0; i < p->length(); i++) {
+        PrintF(out, "   %d: %d\n", i, static_cast<int>(p->get(i)));
+      }
+      break;
+    }
+    case EXTERNAL_UNSIGNED_INT_ELEMENTS: {
+      ExternalUnsignedIntArray* p =
+          ExternalUnsignedIntArray::cast(elements());
+      for (int i = 0; i < p->length(); i++) {
+        PrintF(out, "   %d: %d\n", i, static_cast<int>(p->get(i)));
+      }
+      break;
+    }
+    case EXTERNAL_FLOAT_ELEMENTS: {
+      ExternalFloatArray* p = ExternalFloatArray::cast(elements());
+      for (int i = 0; i < p->length(); i++) {
+        PrintF(out, "   %d: %f\n", i, p->get(i));
+      }
+      break;
+    }
+    case DICTIONARY_ELEMENTS:
+      elements()->Print(out);
+      break;
+    default:
+      UNREACHABLE();
+      break;
+  }
+}
+
+
+void JSObject::JSObjectPrint(FILE* out) {
+  PrintF(out, "%p: [JSObject]\n", reinterpret_cast<void*>(this));
+  PrintF(out, " - map = %p\n", reinterpret_cast<void*>(map()));
+  PrintF(out, " - prototype = %p\n", reinterpret_cast<void*>(GetPrototype()));
+  PrintF(out, " {\n");
+  PrintProperties(out);
+  PrintElements(out);
+  PrintF(out, " }\n");
+}
+
+
+static const char* TypeToString(InstanceType type) {
+  switch (type) {
+    case INVALID_TYPE: return "INVALID";
+    case MAP_TYPE: return "MAP";
+    case HEAP_NUMBER_TYPE: return "HEAP_NUMBER";
+    case SYMBOL_TYPE: return "SYMBOL";
+    case ASCII_SYMBOL_TYPE: return "ASCII_SYMBOL";
+    case CONS_SYMBOL_TYPE: return "CONS_SYMBOL";
+    case CONS_ASCII_SYMBOL_TYPE: return "CONS_ASCII_SYMBOL";
+    case EXTERNAL_ASCII_SYMBOL_TYPE:
+    case EXTERNAL_SYMBOL_WITH_ASCII_DATA_TYPE:
+    case EXTERNAL_SYMBOL_TYPE: return "EXTERNAL_SYMBOL";
+    case ASCII_STRING_TYPE: return "ASCII_STRING";
+    case STRING_TYPE: return "TWO_BYTE_STRING";
+    case CONS_STRING_TYPE:
+    case CONS_ASCII_STRING_TYPE: return "CONS_STRING";
+    case EXTERNAL_ASCII_STRING_TYPE:
+    case EXTERNAL_STRING_WITH_ASCII_DATA_TYPE:
+    case EXTERNAL_STRING_TYPE: return "EXTERNAL_STRING";
+    case FIXED_ARRAY_TYPE: return "FIXED_ARRAY";
+    case BYTE_ARRAY_TYPE: return "BYTE_ARRAY";
+    case PIXEL_ARRAY_TYPE: return "PIXEL_ARRAY";
+    case EXTERNAL_BYTE_ARRAY_TYPE: return "EXTERNAL_BYTE_ARRAY";
+    case EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE:
+      return "EXTERNAL_UNSIGNED_BYTE_ARRAY";
+    case EXTERNAL_SHORT_ARRAY_TYPE: return "EXTERNAL_SHORT_ARRAY";
+    case EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE:
+      return "EXTERNAL_UNSIGNED_SHORT_ARRAY";
+    case EXTERNAL_INT_ARRAY_TYPE: return "EXTERNAL_INT_ARRAY";
+    case EXTERNAL_UNSIGNED_INT_ARRAY_TYPE:
+      return "EXTERNAL_UNSIGNED_INT_ARRAY";
+    case EXTERNAL_FLOAT_ARRAY_TYPE: return "EXTERNAL_FLOAT_ARRAY";
+    case FILLER_TYPE: return "FILLER";
+    case JS_OBJECT_TYPE: return "JS_OBJECT";
+    case JS_CONTEXT_EXTENSION_OBJECT_TYPE: return "JS_CONTEXT_EXTENSION_OBJECT";
+    case ODDBALL_TYPE: return "ODDBALL";
+    case JS_GLOBAL_PROPERTY_CELL_TYPE: return "JS_GLOBAL_PROPERTY_CELL";
+    case SHARED_FUNCTION_INFO_TYPE: return "SHARED_FUNCTION_INFO";
+    case JS_FUNCTION_TYPE: return "JS_FUNCTION";
+    case CODE_TYPE: return "CODE";
+    case JS_ARRAY_TYPE: return "JS_ARRAY";
+    case JS_REGEXP_TYPE: return "JS_REGEXP";
+    case JS_VALUE_TYPE: return "JS_VALUE";
+    case JS_GLOBAL_OBJECT_TYPE: return "JS_GLOBAL_OBJECT";
+    case JS_BUILTINS_OBJECT_TYPE: return "JS_BUILTINS_OBJECT";
+    case JS_GLOBAL_PROXY_TYPE: return "JS_GLOBAL_PROXY";
+    case PROXY_TYPE: return "PROXY";
+#define MAKE_STRUCT_CASE(NAME, Name, name) case NAME##_TYPE: return #NAME;
+  STRUCT_LIST(MAKE_STRUCT_CASE)
+#undef MAKE_STRUCT_CASE
+  }
+  return "UNKNOWN";
+}
+
+
+void Map::MapPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "Map");
+  PrintF(out, " - type: %s\n", TypeToString(instance_type()));
+  PrintF(out, " - instance size: %d\n", instance_size());
+  PrintF(out, " - inobject properties: %d\n", inobject_properties());
+  PrintF(out, " - pre-allocated property fields: %d\n",
+      pre_allocated_property_fields());
+  PrintF(out, " - unused property fields: %d\n", unused_property_fields());
+  if (is_hidden_prototype()) {
+    PrintF(out, " - hidden_prototype\n");
+  }
+  if (has_named_interceptor()) {
+    PrintF(out, " - named_interceptor\n");
+  }
+  if (has_indexed_interceptor()) {
+    PrintF(out, " - indexed_interceptor\n");
+  }
+  if (is_undetectable()) {
+    PrintF(out, " - undetectable\n");
+  }
+  if (has_instance_call_handler()) {
+    PrintF(out, " - instance_call_handler\n");
+  }
+  if (is_access_check_needed()) {
+    PrintF(out, " - access_check_needed\n");
+  }
+  PrintF(out, " - instance descriptors: ");
+  instance_descriptors()->ShortPrint(out);
+  PrintF(out, "\n - prototype: ");
+  prototype()->ShortPrint(out);
+  PrintF(out, "\n - constructor: ");
+  constructor()->ShortPrint(out);
+  PrintF(out, "\n");
+}
+
+
+void CodeCache::CodeCachePrint(FILE* out) {
+  HeapObject::PrintHeader(out, "CodeCache");
+  PrintF(out, "\n - default_cache: ");
+  default_cache()->ShortPrint(out);
+  PrintF(out, "\n - normal_type_cache: ");
+  normal_type_cache()->ShortPrint(out);
+}
+
+
+void FixedArray::FixedArrayPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "FixedArray");
+  PrintF(out, " - length: %d", length());
+  for (int i = 0; i < length(); i++) {
+    PrintF(out, "\n  [%d]: ", i);
+    get(i)->ShortPrint(out);
+  }
+  PrintF(out, "\n");
+}
+
+
+void JSValue::JSValuePrint(FILE* out) {
+  HeapObject::PrintHeader(out, "ValueObject");
+  value()->Print(out);
+}
+
+
+void String::StringPrint(FILE* out) {
+  if (StringShape(this).IsSymbol()) {
+    PrintF(out, "#");
+  } else if (StringShape(this).IsCons()) {
+    PrintF(out, "c\"");
+  } else {
+    PrintF(out, "\"");
+  }
+
+  const char truncated_epilogue[] = "...<truncated>";
+  int len = length();
+  if (!FLAG_use_verbose_printer) {
+    if (len > 100) {
+      len = 100 - sizeof(truncated_epilogue);
+    }
+  }
+  for (int i = 0; i < len; i++) {
+    PrintF(out, "%c", Get(i));
+  }
+  if (len != length()) {
+    PrintF(out, "%s", truncated_epilogue);
+  }
+
+  if (!StringShape(this).IsSymbol()) PrintF(out, "\"");
+}
+
+
+void JSFunction::JSFunctionPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "Function");
+  PrintF(out, " - map = 0x%p\n", reinterpret_cast<void*>(map()));
+  PrintF(out, " - initial_map = ");
+  if (has_initial_map()) {
+    initial_map()->ShortPrint(out);
+  }
+  PrintF(out, "\n - shared_info = ");
+  shared()->ShortPrint(out);
+  PrintF(out, "\n   - name = ");
+  shared()->name()->Print(out);
+  PrintF(out, "\n - context = ");
+  unchecked_context()->ShortPrint(out);
+  PrintF(out, "\n - code = ");
+  code()->ShortPrint(out);
+  PrintF(out, "\n");
+
+  PrintProperties(out);
+  PrintElements(out);
+
+  PrintF(out, "\n");
+}
+
+
+void SharedFunctionInfo::SharedFunctionInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "SharedFunctionInfo");
+  PrintF(out, " - name: ");
+  name()->ShortPrint(out);
+  PrintF(out, "\n - expected_nof_properties: %d", expected_nof_properties());
+  PrintF(out, "\n - instance class name = ");
+  instance_class_name()->Print(out);
+  PrintF(out, "\n - code = ");
+  code()->ShortPrint(out);
+  PrintF(out, "\n - source code = ");
+  GetSourceCode()->ShortPrint(out);
+  // Script files are often large, hard to read.
+  // PrintF(out, "\n - script =");
+  // script()->Print(out);
+  PrintF(out, "\n - function token position = %d", function_token_position());
+  PrintF(out, "\n - start position = %d", start_position());
+  PrintF(out, "\n - end position = %d", end_position());
+  PrintF(out, "\n - is expression = %d", is_expression());
+  PrintF(out, "\n - debug info = ");
+  debug_info()->ShortPrint(out);
+  PrintF(out, "\n - length = %d", length());
+  PrintF(out, "\n - has_only_simple_this_property_assignments = %d",
+         has_only_simple_this_property_assignments());
+  PrintF(out, "\n - this_property_assignments = ");
+  this_property_assignments()->ShortPrint(out);
+  PrintF(out, "\n");
+}
+
+
+void JSGlobalProxy::JSGlobalProxyPrint(FILE* out) {
+  PrintF(out, "global_proxy");
+  JSObjectPrint(out);
+  PrintF(out, "context : ");
+  context()->ShortPrint(out);
+  PrintF(out, "\n");
+}
+
+
+void JSGlobalObject::JSGlobalObjectPrint(FILE* out) {
+  PrintF(out, "global ");
+  JSObjectPrint(out);
+  PrintF(out, "global context : ");
+  global_context()->ShortPrint(out);
+  PrintF(out, "\n");
+}
+
+
+void JSBuiltinsObject::JSBuiltinsObjectPrint(FILE* out) {
+  PrintF(out, "builtins ");
+  JSObjectPrint(out);
+}
+
+
+void JSGlobalPropertyCell::JSGlobalPropertyCellPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "JSGlobalPropertyCell");
+}
+
+
+void Code::CodePrint(FILE* out) {
+  HeapObject::PrintHeader(out, "Code");
+#ifdef ENABLE_DISASSEMBLER
+  if (FLAG_use_verbose_printer) {
+    Disassemble(NULL, out);
+  }
+#endif
+}
+
+
+void Proxy::ProxyPrint(FILE* out) {
+  PrintF(out, "proxy to %p", proxy());
+}
+
+
+void AccessorInfo::AccessorInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "AccessorInfo");
+  PrintF(out, "\n - getter: ");
+  getter()->ShortPrint(out);
+  PrintF(out, "\n - setter: ");
+  setter()->ShortPrint(out);
+  PrintF(out, "\n - name: ");
+  name()->ShortPrint(out);
+  PrintF(out, "\n - data: ");
+  data()->ShortPrint(out);
+  PrintF(out, "\n - flag: ");
+  flag()->ShortPrint(out);
+}
+
+
+void AccessCheckInfo::AccessCheckInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "AccessCheckInfo");
+  PrintF(out, "\n - named_callback: ");
+  named_callback()->ShortPrint(out);
+  PrintF(out, "\n - indexed_callback: ");
+  indexed_callback()->ShortPrint(out);
+  PrintF(out, "\n - data: ");
+  data()->ShortPrint(out);
+}
+
+
+void InterceptorInfo::InterceptorInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "InterceptorInfo");
+  PrintF(out, "\n - getter: ");
+  getter()->ShortPrint(out);
+  PrintF(out, "\n - setter: ");
+  setter()->ShortPrint(out);
+  PrintF(out, "\n - query: ");
+  query()->ShortPrint(out);
+  PrintF(out, "\n - deleter: ");
+  deleter()->ShortPrint(out);
+  PrintF(out, "\n - enumerator: ");
+  enumerator()->ShortPrint(out);
+  PrintF(out, "\n - data: ");
+  data()->ShortPrint(out);
+}
+
+
+void CallHandlerInfo::CallHandlerInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "CallHandlerInfo");
+  PrintF(out, "\n - callback: ");
+  callback()->ShortPrint(out);
+  PrintF(out, "\n - data: ");
+  data()->ShortPrint(out);
+  PrintF(out, "\n - call_stub_cache: ");
+}
+
+
+void FunctionTemplateInfo::FunctionTemplateInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "FunctionTemplateInfo");
+  PrintF(out, "\n - class name: ");
+  class_name()->ShortPrint(out);
+  PrintF(out, "\n - tag: ");
+  tag()->ShortPrint(out);
+  PrintF(out, "\n - property_list: ");
+  property_list()->ShortPrint(out);
+  PrintF(out, "\n - serial_number: ");
+  serial_number()->ShortPrint(out);
+  PrintF(out, "\n - call_code: ");
+  call_code()->ShortPrint(out);
+  PrintF(out, "\n - property_accessors: ");
+  property_accessors()->ShortPrint(out);
+  PrintF(out, "\n - prototype_template: ");
+  prototype_template()->ShortPrint(out);
+  PrintF(out, "\n - parent_template: ");
+  parent_template()->ShortPrint(out);
+  PrintF(out, "\n - named_property_handler: ");
+  named_property_handler()->ShortPrint(out);
+  PrintF(out, "\n - indexed_property_handler: ");
+  indexed_property_handler()->ShortPrint(out);
+  PrintF(out, "\n - instance_template: ");
+  instance_template()->ShortPrint(out);
+  PrintF(out, "\n - signature: ");
+  signature()->ShortPrint(out);
+  PrintF(out, "\n - access_check_info: ");
+  access_check_info()->ShortPrint(out);
+  PrintF(out, "\n - hidden_prototype: %s",
+         hidden_prototype() ? "true" : "false");
+  PrintF(out, "\n - undetectable: %s", undetectable() ? "true" : "false");
+  PrintF(out, "\n - need_access_check: %s",
+         needs_access_check() ? "true" : "false");
+}
+
+
+void ObjectTemplateInfo::ObjectTemplateInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "ObjectTemplateInfo");
+  PrintF(out, "\n - constructor: ");
+  constructor()->ShortPrint(out);
+  PrintF(out, "\n - internal_field_count: ");
+  internal_field_count()->ShortPrint(out);
+}
+
+
+void SignatureInfo::SignatureInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "SignatureInfo");
+  PrintF(out, "\n - receiver: ");
+  receiver()->ShortPrint(out);
+  PrintF(out, "\n - args: ");
+  args()->ShortPrint(out);
+}
+
+
+void TypeSwitchInfo::TypeSwitchInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "TypeSwitchInfo");
+  PrintF(out, "\n - types: ");
+  types()->ShortPrint(out);
+}
+
+
+void Script::ScriptPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "Script");
+  PrintF(out, "\n - source: ");
+  source()->ShortPrint(out);
+  PrintF(out, "\n - name: ");
+  name()->ShortPrint(out);
+  PrintF(out, "\n - line_offset: ");
+  line_offset()->ShortPrint(out);
+  PrintF(out, "\n - column_offset: ");
+  column_offset()->ShortPrint(out);
+  PrintF(out, "\n - type: ");
+  type()->ShortPrint(out);
+  PrintF(out, "\n - id: ");
+  id()->ShortPrint(out);
+  PrintF(out, "\n - data: ");
+  data()->ShortPrint(out);
+  PrintF(out, "\n - context data: ");
+  context_data()->ShortPrint(out);
+  PrintF(out, "\n - wrapper: ");
+  wrapper()->ShortPrint(out);
+  PrintF(out, "\n - compilation type: ");
+  compilation_type()->ShortPrint(out);
+  PrintF(out, "\n - line ends: ");
+  line_ends()->ShortPrint(out);
+  PrintF(out, "\n - eval from shared: ");
+  eval_from_shared()->ShortPrint(out);
+  PrintF(out, "\n - eval from instructions offset: ");
+  eval_from_instructions_offset()->ShortPrint(out);
+  PrintF(out, "\n");
+}
+
+
+#ifdef ENABLE_DEBUGGER_SUPPORT
+void DebugInfo::DebugInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "DebugInfo");
+  PrintF(out, "\n - shared: ");
+  shared()->ShortPrint(out);
+  PrintF(out, "\n - original_code: ");
+  original_code()->ShortPrint(out);
+  PrintF(out, "\n - code: ");
+  code()->ShortPrint(out);
+  PrintF(out, "\n - break_points: ");
+  break_points()->Print(out);
+}
+
+
+void BreakPointInfo::BreakPointInfoPrint(FILE* out) {
+  HeapObject::PrintHeader(out, "BreakPointInfo");
+  PrintF(out, "\n - code_position: %d", code_position()->value());
+  PrintF(out, "\n - source_position: %d", source_position()->value());
+  PrintF(out, "\n - statement_position: %d", statement_position()->value());
+  PrintF(out, "\n - break_point_objects: ");
+  break_point_objects()->ShortPrint(out);
+}
+#endif  // ENABLE_DEBUGGER_SUPPORT
+
+
+void DescriptorArray::PrintDescriptors(FILE* out) {
+  PrintF(out, "Descriptor array  %d\n", number_of_descriptors());
+  for (int i = 0; i < number_of_descriptors(); i++) {
+    PrintF(out, " %d: ", i);
+    Descriptor desc;
+    Get(i, &desc);
+    desc.Print(out);
+  }
+  PrintF(out, "\n");
+}
+
+
+#endif  // OBJECT_PRINT
+
+
+} }  // namespace v8::internal