[heap] Use HashMap as scratchpad backing store

tools/v8heapconst.py

Index: tools/v8heapconst.py
diff --git a/tools/v8heapconst.py b/tools/v8heapconst.py
index a548ee8d76a8e1c172c008c8ef538b02533896fb..0461bcbb66fde1fe9e6c06aff554e51944f800c8 100644
--- a/tools/v8heapconst.py
+++ b/tools/v8heapconst.py
@@ -51,258 +51,247 @@ INSTANCE_TYPES = {
   22: "SHORT_EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE",
   26: "SHORT_EXTERNAL_INTERNALIZED_STRING_WITH_ONE_BYTE_DATA_TYPE",
   128: "SYMBOL_TYPE",
-  134: "FLOAT32X4_TYPE",
-  129: "MAP_TYPE",
-  130: "CODE_TYPE",
+  130: "SIMD128_VALUE_TYPE",
+  132: "MAP_TYPE",
+  133: "CODE_TYPE",
   131: "ODDBALL_TYPE",
-  182: "CELL_TYPE",
-  184: "PROPERTY_CELL_TYPE",
-  132: "HEAP_NUMBER_TYPE",
-  133: "MUTABLE_HEAP_NUMBER_TYPE",
+  173: "CELL_TYPE",
+  176: "PROPERTY_CELL_TYPE",
+  129: "HEAP_NUMBER_TYPE",
+  134: "MUTABLE_HEAP_NUMBER_TYPE",
   135: "FOREIGN_TYPE",
   136: "BYTE_ARRAY_TYPE",
   137: "BYTECODE_ARRAY_TYPE",
   138: "FREE_SPACE_TYPE",
-  139: "EXTERNAL_INT8_ARRAY_TYPE",
-  140: "EXTERNAL_UINT8_ARRAY_TYPE",
-  141: "EXTERNAL_INT16_ARRAY_TYPE",
-  142: "EXTERNAL_UINT16_ARRAY_TYPE",
-  143: "EXTERNAL_INT32_ARRAY_TYPE",
-  144: "EXTERNAL_UINT32_ARRAY_TYPE",
-  145: "EXTERNAL_FLOAT32_ARRAY_TYPE",
-  146: "EXTERNAL_FLOAT64_ARRAY_TYPE",
-  147: "EXTERNAL_UINT8_CLAMPED_ARRAY_TYPE",
-  148: "FIXED_INT8_ARRAY_TYPE",
-  149: "FIXED_UINT8_ARRAY_TYPE",
-  150: "FIXED_INT16_ARRAY_TYPE",
-  151: "FIXED_UINT16_ARRAY_TYPE",
-  152: "FIXED_INT32_ARRAY_TYPE",
-  153: "FIXED_UINT32_ARRAY_TYPE",
-  154: "FIXED_FLOAT32_ARRAY_TYPE",
-  155: "FIXED_FLOAT64_ARRAY_TYPE",
-  156: "FIXED_UINT8_CLAMPED_ARRAY_TYPE",
-  158: "FILLER_TYPE",
-  159: "DECLARED_ACCESSOR_DESCRIPTOR_TYPE",
-  160: "DECLARED_ACCESSOR_INFO_TYPE",
-  161: "EXECUTABLE_ACCESSOR_INFO_TYPE",
-  162: "ACCESSOR_PAIR_TYPE",
-  163: "ACCESS_CHECK_INFO_TYPE",
-  164: "INTERCEPTOR_INFO_TYPE",
-  165: "CALL_HANDLER_INFO_TYPE",
-  166: "FUNCTION_TEMPLATE_INFO_TYPE",
-  167: "OBJECT_TEMPLATE_INFO_TYPE",
-  168: "SIGNATURE_INFO_TYPE",
-  169: "TYPE_SWITCH_INFO_TYPE",
-  171: "ALLOCATION_MEMENTO_TYPE",
-  170: "ALLOCATION_SITE_TYPE",
-  172: "SCRIPT_TYPE",
-  173: "CODE_CACHE_TYPE",
-  174: "POLYMORPHIC_CODE_CACHE_TYPE",
-  175: "TYPE_FEEDBACK_INFO_TYPE",
-  176: "ALIASED_ARGUMENTS_ENTRY_TYPE",
-  177: "BOX_TYPE",
-  185: "PROTOTYPE_INFO_TYPE",
-  180: "FIXED_ARRAY_TYPE",
-  157: "FIXED_DOUBLE_ARRAY_TYPE",
-  181: "SHARED_FUNCTION_INFO_TYPE",
-  183: "WEAK_CELL_TYPE",
-  189: "JS_MESSAGE_OBJECT_TYPE",
-  188: "JS_VALUE_TYPE",
-  190: "JS_DATE_TYPE",
-  191: "JS_OBJECT_TYPE",
-  192: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
-  193: "JS_GENERATOR_OBJECT_TYPE",
-  194: "JS_MODULE_TYPE",
-  195: "JS_GLOBAL_OBJECT_TYPE",
-  196: "JS_BUILTINS_OBJECT_TYPE",
-  197: "JS_GLOBAL_PROXY_TYPE",
-  198: "JS_ARRAY_TYPE",
-  199: "JS_ARRAY_BUFFER_TYPE",
-  200: "JS_TYPED_ARRAY_TYPE",
-  201: "JS_DATA_VIEW_TYPE",
-  187: "JS_PROXY_TYPE",
-  202: "JS_SET_TYPE",
-  203: "JS_MAP_TYPE",
-  204: "JS_SET_ITERATOR_TYPE",
-  205: "JS_MAP_ITERATOR_TYPE",
-  206: "JS_WEAK_MAP_TYPE",
-  207: "JS_WEAK_SET_TYPE",
-  208: "JS_REGEXP_TYPE",
-  209: "JS_FUNCTION_TYPE",
-  186: "JS_FUNCTION_PROXY_TYPE",
-  178: "DEBUG_INFO_TYPE",
-  179: "BREAK_POINT_INFO_TYPE",
+  139: "FIXED_INT8_ARRAY_TYPE",
+  140: "FIXED_UINT8_ARRAY_TYPE",
+  141: "FIXED_INT16_ARRAY_TYPE",
+  142: "FIXED_UINT16_ARRAY_TYPE",
+  143: "FIXED_INT32_ARRAY_TYPE",
+  144: "FIXED_UINT32_ARRAY_TYPE",
+  145: "FIXED_FLOAT32_ARRAY_TYPE",
+  146: "FIXED_FLOAT64_ARRAY_TYPE",
+  147: "FIXED_UINT8_CLAMPED_ARRAY_TYPE",
+  149: "FILLER_TYPE",
+  150: "DECLARED_ACCESSOR_DESCRIPTOR_TYPE",
+  151: "DECLARED_ACCESSOR_INFO_TYPE",
+  152: "EXECUTABLE_ACCESSOR_INFO_TYPE",
+  153: "ACCESSOR_PAIR_TYPE",
+  154: "ACCESS_CHECK_INFO_TYPE",
+  155: "INTERCEPTOR_INFO_TYPE",
+  156: "CALL_HANDLER_INFO_TYPE",
+  157: "FUNCTION_TEMPLATE_INFO_TYPE",
+  158: "OBJECT_TEMPLATE_INFO_TYPE",
+  159: "SIGNATURE_INFO_TYPE",
+  160: "TYPE_SWITCH_INFO_TYPE",
+  162: "ALLOCATION_MEMENTO_TYPE",
+  161: "ALLOCATION_SITE_TYPE",
+  163: "SCRIPT_TYPE",
+  164: "CODE_CACHE_TYPE",
+  165: "POLYMORPHIC_CODE_CACHE_TYPE",
+  166: "TYPE_FEEDBACK_INFO_TYPE",
+  167: "ALIASED_ARGUMENTS_ENTRY_TYPE",
+  168: "BOX_TYPE",
+  177: "PROTOTYPE_INFO_TYPE",
+  178: "SLOPPY_BLOCK_WITH_EVAL_CONTEXT_EXTENSION_TYPE",
+  171: "FIXED_ARRAY_TYPE",
+  148: "FIXED_DOUBLE_ARRAY_TYPE",
+  172: "SHARED_FUNCTION_INFO_TYPE",
+  174: "WEAK_CELL_TYPE",
+  175: "TRANSITION_ARRAY_TYPE",
+  181: "JS_MESSAGE_OBJECT_TYPE",
+  180: "JS_VALUE_TYPE",
+  182: "JS_DATE_TYPE",
+  183: "JS_OBJECT_TYPE",
+  184: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
+  185: "JS_GENERATOR_OBJECT_TYPE",
+  186: "JS_MODULE_TYPE",
+  187: "JS_GLOBAL_OBJECT_TYPE",
+  188: "JS_GLOBAL_PROXY_TYPE",
+  189: "JS_ARRAY_TYPE",
+  190: "JS_ARRAY_BUFFER_TYPE",
+  191: "JS_TYPED_ARRAY_TYPE",
+  192: "JS_DATA_VIEW_TYPE",
+  179: "JS_PROXY_TYPE",
+  193: "JS_SET_TYPE",
+  194: "JS_MAP_TYPE",
+  195: "JS_SET_ITERATOR_TYPE",
+  196: "JS_MAP_ITERATOR_TYPE",
+  197: "JS_ITERATOR_RESULT_TYPE",
+  198: "JS_WEAK_MAP_TYPE",
+  199: "JS_WEAK_SET_TYPE",
+  200: "JS_PROMISE_TYPE",
+  201: "JS_REGEXP_TYPE",
+  202: "JS_BOUND_FUNCTION_TYPE",
+  203: "JS_FUNCTION_TYPE",
+  169: "DEBUG_INFO_TYPE",
+  170: "BREAK_POINT_INFO_TYPE",
 }
 
 # List of known V8 maps.
 KNOWN_MAPS = {
   0x08081: (136, "ByteArrayMap"),
-  0x080ad: (129, "MetaMap"),
+  0x080ad: (132, "MetaMap"),
   0x080d9: (131, "NullMap"),
-  0x08105: (180, "FixedArrayMap"),
+  0x08105: (171, "FixedArrayMap"),
   0x08131: (4, "OneByteInternalizedStringMap"),
-  0x0815d: (183, "WeakCellMap"),
-  0x08189: (131, "TheHoleMap"),
-  0x081b5: (138, "FreeSpaceMap"),
-  0x081e1: (158, "OnePointerFillerMap"),
-  0x0820d: (158, "TwoPointerFillerMap"),
-  0x08239: (131, "UndefinedMap"),
-  0x08265: (132, "HeapNumberMap"),
-  0x08291: (131, "BooleanMap"),
-  0x082bd: (131, "UninitializedMap"),
-  0x082e9: (182, "CellMap"),
-  0x08315: (184, "GlobalPropertyCellMap"),
-  0x08341: (181, "SharedFunctionInfoMap"),
-  0x0836d: (133, "MutableHeapNumberMap"),
-  0x08399: (134, "Float32x4Map"),
-  0x083c5: (180, "NativeContextMap"),
-  0x083f1: (130, "CodeMap"),
-  0x0841d: (180, "ScopeInfoMap"),
-  0x08449: (180, "FixedCOWArrayMap"),
-  0x08475: (157, "FixedDoubleArrayMap"),
-  0x084a1: (68, "OneByteStringMap"),
-  0x084cd: (180, "FunctionContextMap"),
-  0x084f9: (131, "NoInterceptorResultSentinelMap"),
-  0x08525: (131, "ArgumentsMarkerMap"),
-  0x08551: (131, "ExceptionMap"),
-  0x0857d: (131, "TerminationExceptionMap"),
-  0x085a9: (180, "HashTableMap"),
-  0x085d5: (180, "OrderedHashTableMap"),
-  0x08601: (128, "SymbolMap"),
-  0x0862d: (64, "StringMap"),
-  0x08659: (69, "ConsOneByteStringMap"),
-  0x08685: (65, "ConsStringMap"),
-  0x086b1: (67, "SlicedStringMap"),
-  0x086dd: (71, "SlicedOneByteStringMap"),
-  0x08709: (66, "ExternalStringMap"),
-  0x08735: (74, "ExternalStringWithOneByteDataMap"),
-  0x08761: (70, "ExternalOneByteStringMap"),
-  0x0878d: (70, "NativeSourceStringMap"),
-  0x087b9: (82, "ShortExternalStringMap"),
-  0x087e5: (90, "ShortExternalStringWithOneByteDataMap"),
-  0x08811: (0, "InternalizedStringMap"),
-  0x0883d: (2, "ExternalInternalizedStringMap"),
-  0x08869: (10, "ExternalInternalizedStringWithOneByteDataMap"),
-  0x08895: (6, "ExternalOneByteInternalizedStringMap"),
-  0x088c1: (18, "ShortExternalInternalizedStringMap"),
-  0x088ed: (26, "ShortExternalInternalizedStringWithOneByteDataMap"),
-  0x08919: (22, "ShortExternalOneByteInternalizedStringMap"),
-  0x08945: (86, "ShortExternalOneByteStringMap"),
-  0x08971: (139, "ExternalInt8ArrayMap"),
-  0x0899d: (140, "ExternalUint8ArrayMap"),
-  0x089c9: (141, "ExternalInt16ArrayMap"),
-  0x089f5: (142, "ExternalUint16ArrayMap"),
-  0x08a21: (143, "ExternalInt32ArrayMap"),
-  0x08a4d: (144, "ExternalUint32ArrayMap"),
-  0x08a79: (145, "ExternalFloat32ArrayMap"),
-  0x08aa5: (146, "ExternalFloat64ArrayMap"),
-  0x08ad1: (147, "ExternalUint8ClampedArrayMap"),
-  0x08afd: (149, "FixedUint8ArrayMap"),
-  0x08b29: (148, "FixedInt8ArrayMap"),
-  0x08b55: (151, "FixedUint16ArrayMap"),
-  0x08b81: (150, "FixedInt16ArrayMap"),
-  0x08bad: (153, "FixedUint32ArrayMap"),
-  0x08bd9: (152, "FixedInt32ArrayMap"),
-  0x08c05: (154, "FixedFloat32ArrayMap"),
-  0x08c31: (155, "FixedFloat64ArrayMap"),
-  0x08c5d: (156, "FixedUint8ClampedArrayMap"),
-  0x08c89: (180, "SloppyArgumentsElementsMap"),
-  0x08cb5: (180, "CatchContextMap"),
-  0x08ce1: (180, "WithContextMap"),
-  0x08d0d: (180, "BlockContextMap"),
-  0x08d39: (180, "ModuleContextMap"),
-  0x08d65: (180, "ScriptContextMap"),
-  0x08d91: (180, "ScriptContextTableMap"),
-  0x08dbd: (189, "JSMessageObjectMap"),
-  0x08de9: (135, "ForeignMap"),
-  0x08e15: (191, "NeanderMap"),
-  0x08e41: (191, "ExternalMap"),
-  0x08e6d: (171, "AllocationMementoMap"),
-  0x08e99: (170, "AllocationSiteMap"),
-  0x08ec5: (174, "PolymorphicCodeCacheMap"),
-  0x08ef1: (172, "ScriptMap"),
-  0x09101: (161, "ExecutableAccessorInfoMap"),
-  0x09159: (162, "AccessorPairMap"),
-  0x09209: (185, "PrototypeInfoMap"),
-  0x09839: (137, "BytecodeArrayMap"),
-  0x09865: (177, "BoxMap"),
-  0x09891: (163, "AccessCheckInfoMap"),
-  0x098bd: (164, "InterceptorInfoMap"),
-  0x098e9: (165, "CallHandlerInfoMap"),
-  0x09915: (166, "FunctionTemplateInfoMap"),
-  0x09941: (167, "ObjectTemplateInfoMap"),
-  0x09999: (173, "CodeCacheMap"),
-  0x099c5: (175, "TypeFeedbackInfoMap"),
-  0x099f1: (176, "AliasedArgumentsEntryMap"),
-  0x09a1d: (178, "DebugInfoMap"),
-  0x09a49: (179, "BreakPointInfoMap"),
+  0x0815d: (138, "FreeSpaceMap"),
+  0x08189: (149, "OnePointerFillerMap"),
+  0x081b5: (149, "TwoPointerFillerMap"),
+  0x081e1: (131, "UndefinedMap"),
+  0x0820d: (129, "HeapNumberMap"),
+  0x08239: (131, "TheHoleMap"),
+  0x08265: (131, "BooleanMap"),
+  0x08291: (131, "UninitializedMap"),
+  0x082bd: (173, "CellMap"),
+  0x082e9: (176, "GlobalPropertyCellMap"),
+  0x08315: (172, "SharedFunctionInfoMap"),
+  0x08341: (134, "MutableHeapNumberMap"),
+  0x0836d: (130, "Float32x4Map"),
+  0x08399: (130, "Int32x4Map"),
+  0x083c5: (130, "Uint32x4Map"),
+  0x083f1: (130, "Bool32x4Map"),
+  0x0841d: (130, "Int16x8Map"),
+  0x08449: (130, "Uint16x8Map"),
+  0x08475: (130, "Bool16x8Map"),
+  0x084a1: (130, "Int8x16Map"),
+  0x084cd: (130, "Uint8x16Map"),
+  0x084f9: (130, "Bool8x16Map"),
+  0x08525: (171, "NativeContextMap"),
+  0x08551: (133, "CodeMap"),
+  0x0857d: (171, "ScopeInfoMap"),
+  0x085a9: (171, "FixedCOWArrayMap"),
+  0x085d5: (148, "FixedDoubleArrayMap"),
+  0x08601: (174, "WeakCellMap"),
+  0x0862d: (175, "TransitionArrayMap"),
+  0x08659: (68, "OneByteStringMap"),
+  0x08685: (171, "FunctionContextMap"),
+  0x086b1: (131, "NoInterceptorResultSentinelMap"),
+  0x086dd: (131, "ArgumentsMarkerMap"),
+  0x08709: (131, "ExceptionMap"),
+  0x08735: (131, "TerminationExceptionMap"),
+  0x08761: (171, "HashTableMap"),
+  0x0878d: (171, "OrderedHashTableMap"),
+  0x087b9: (128, "SymbolMap"),
+  0x087e5: (64, "StringMap"),
+  0x08811: (69, "ConsOneByteStringMap"),
+  0x0883d: (65, "ConsStringMap"),
+  0x08869: (67, "SlicedStringMap"),
+  0x08895: (71, "SlicedOneByteStringMap"),
+  0x088c1: (66, "ExternalStringMap"),
+  0x088ed: (74, "ExternalStringWithOneByteDataMap"),
+  0x08919: (70, "ExternalOneByteStringMap"),
+  0x08945: (70, "NativeSourceStringMap"),
+  0x08971: (82, "ShortExternalStringMap"),
+  0x0899d: (90, "ShortExternalStringWithOneByteDataMap"),
+  0x089c9: (0, "InternalizedStringMap"),
+  0x089f5: (2, "ExternalInternalizedStringMap"),
+  0x08a21: (10, "ExternalInternalizedStringWithOneByteDataMap"),
+  0x08a4d: (6, "ExternalOneByteInternalizedStringMap"),
+  0x08a79: (18, "ShortExternalInternalizedStringMap"),
+  0x08aa5: (26, "ShortExternalInternalizedStringWithOneByteDataMap"),
+  0x08ad1: (22, "ShortExternalOneByteInternalizedStringMap"),
+  0x08afd: (86, "ShortExternalOneByteStringMap"),
+  0x08b29: (140, "FixedUint8ArrayMap"),
+  0x08b55: (139, "FixedInt8ArrayMap"),
+  0x08b81: (142, "FixedUint16ArrayMap"),
+  0x08bad: (141, "FixedInt16ArrayMap"),
+  0x08bd9: (144, "FixedUint32ArrayMap"),
+  0x08c05: (143, "FixedInt32ArrayMap"),
+  0x08c31: (145, "FixedFloat32ArrayMap"),
+  0x08c5d: (146, "FixedFloat64ArrayMap"),
+  0x08c89: (147, "FixedUint8ClampedArrayMap"),
+  0x08cb5: (171, "SloppyArgumentsElementsMap"),
+  0x08ce1: (171, "CatchContextMap"),
+  0x08d0d: (171, "WithContextMap"),
+  0x08d39: (171, "BlockContextMap"),
+  0x08d65: (171, "ModuleContextMap"),
+  0x08d91: (171, "ScriptContextMap"),
+  0x08dbd: (171, "ScriptContextTableMap"),
+  0x08de9: (181, "JSMessageObjectMap"),
+  0x08e15: (135, "ForeignMap"),
+  0x08e41: (183, "NeanderMap"),
+  0x08e6d: (183, "ExternalMap"),
+  0x08e99: (162, "AllocationMementoMap"),
+  0x08ec5: (161, "AllocationSiteMap"),
+  0x08ef1: (165, "PolymorphicCodeCacheMap"),
+  0x08f1d: (163, "ScriptMap"),
+  0x08f75: (137, "BytecodeArrayMap"),
+  0x08fa1: (168, "BoxMap"),
+  0x08fcd: (152, "ExecutableAccessorInfoMap"),
+  0x08ff9: (153, "AccessorPairMap"),
+  0x09025: (154, "AccessCheckInfoMap"),
+  0x09051: (155, "InterceptorInfoMap"),
+  0x0907d: (156, "CallHandlerInfoMap"),
+  0x090a9: (157, "FunctionTemplateInfoMap"),
+  0x090d5: (158, "ObjectTemplateInfoMap"),
+  0x09101: (164, "CodeCacheMap"),
+  0x0912d: (166, "TypeFeedbackInfoMap"),
+  0x09159: (167, "AliasedArgumentsEntryMap"),
+  0x09185: (169, "DebugInfoMap"),
+  0x091b1: (170, "BreakPointInfoMap"),
+  0x091dd: (177, "PrototypeInfoMap"),
+  0x09209: (178, "SloppyBlockWithEvalContextExtensionMap"),
 }
 
 # List of known V8 objects.
 KNOWN_OBJECTS = {
   ("OLD_SPACE", 0x08081): "NullValue",
-  ("OLD_SPACE", 0x08091): "EmptyDescriptorArray",
-  ("OLD_SPACE", 0x08099): "EmptyFixedArray",
-  ("OLD_SPACE", 0x080bd): "TheHoleValue",
-  ("OLD_SPACE", 0x080dd): "UndefinedValue",
-  ("OLD_SPACE", 0x08105): "NanValue",
-  ("OLD_SPACE", 0x08115): "TrueValue",
-  ("OLD_SPACE", 0x08135): "FalseValue",
-  ("OLD_SPACE", 0x08159): "empty_string",
-  ("OLD_SPACE", 0x08165): "UninitializedValue",
-  ("OLD_SPACE", 0x08191): "EmptyByteArray",
-  ("OLD_SPACE", 0x08199): "NoInterceptorResultSentinel",
-  ("OLD_SPACE", 0x081d5): "ArgumentsMarker",
-  ("OLD_SPACE", 0x08201): "Exception",
-  ("OLD_SPACE", 0x08229): "TerminationException",
-  ("OLD_SPACE", 0x0825d): "NumberStringCache",
-  ("OLD_SPACE", 0x08a65): "SingleCharacterStringCache",
-  ("OLD_SPACE", 0x08efd): "StringSplitCache",
-  ("OLD_SPACE", 0x09305): "RegExpMultipleCache",
-  ("OLD_SPACE", 0x0970d): "EmptyExternalInt8Array",
-  ("OLD_SPACE", 0x09719): "EmptyExternalUint8Array",
-  ("OLD_SPACE", 0x09725): "EmptyExternalInt16Array",
-  ("OLD_SPACE", 0x09731): "EmptyExternalUint16Array",
-  ("OLD_SPACE", 0x0973d): "EmptyExternalInt32Array",
-  ("OLD_SPACE", 0x09749): "EmptyExternalUint32Array",
-  ("OLD_SPACE", 0x09755): "EmptyExternalFloat32Array",
-  ("OLD_SPACE", 0x09761): "EmptyExternalFloat64Array",
-  ("OLD_SPACE", 0x0976d): "EmptyExternalUint8ClampedArray",
-  ("OLD_SPACE", 0x09779): "EmptyFixedUint8Array",
-  ("OLD_SPACE", 0x09789): "EmptyFixedInt8Array",
-  ("OLD_SPACE", 0x09799): "EmptyFixedUint16Array",
-  ("OLD_SPACE", 0x097a9): "EmptyFixedInt16Array",
-  ("OLD_SPACE", 0x097b9): "EmptyFixedUint32Array",
-  ("OLD_SPACE", 0x097c9): "EmptyFixedInt32Array",
-  ("OLD_SPACE", 0x097d9): "EmptyFixedFloat32Array",
-  ("OLD_SPACE", 0x097e9): "EmptyFixedFloat64Array",
-  ("OLD_SPACE", 0x097f9): "EmptyFixedUint8ClampedArray",
-  ("OLD_SPACE", 0x0980d): "InfinityValue",
-  ("OLD_SPACE", 0x0981d): "MinusZeroValue",
-  ("OLD_SPACE", 0x0982d): "MinusInfinityValue",
-  ("OLD_SPACE", 0x09839): "MessageListeners",
-  ("OLD_SPACE", 0x09855): "CodeStubs",
-  ("OLD_SPACE", 0x0e52d): "ArrayProtector",
-  ("OLD_SPACE", 0x0e9a1): "KeyedLoadDummyVector",
-  ("OLD_SPACE", 0x13ded): "NonMonomorphicCache",
-  ("OLD_SPACE", 0x14131): "PolymorphicCodeCache",
-  ("OLD_SPACE", 0x14139): "NativesSourceCache",
-  ("OLD_SPACE", 0x14429): "ExperimentalNativesSourceCache",
-  ("OLD_SPACE", 0x14461): "ExtraNativesSourceCache",
-  ("OLD_SPACE", 0x1446d): "CodeStubNativesSourceCache",
-  ("OLD_SPACE", 0x1448d): "EmptyScript",
-  ("OLD_SPACE", 0x144cd): "IntrinsicFunctionNames",
-  ("OLD_SPACE", 0x240e1): "UndefinedCell",
-  ("OLD_SPACE", 0x240e9): "ObservationState",
-  ("OLD_SPACE", 0x240f5): "SymbolRegistry",
-  ("OLD_SPACE", 0x24f9d): "EmptySlowElementDictionary",
-  ("OLD_SPACE", 0x24fc5): "AllocationSitesScratchpad",
-  ("OLD_SPACE", 0x253cd): "WeakObjectToCodeTable",
-  ("OLD_SPACE", 0x25461): "EmptyPropertyCell",
-  ("OLD_SPACE", 0x25471): "CodeStubContext",
-  ("OLD_SPACE", 0x2ba11): "CodeStubExportsObject",
-  ("OLD_SPACE", 0x2be89): "EmptyBytecodeArray",
-  ("OLD_SPACE", 0x594dd): "StringTable",
-  ("CODE_SPACE", 0x16341): "JsEntryCode",
-  ("CODE_SPACE", 0x26a61): "JsConstructEntryCode",
+  ("OLD_SPACE", 0x08095): "EmptyDescriptorArray",
+  ("OLD_SPACE", 0x0809d): "EmptyFixedArray",
+  ("OLD_SPACE", 0x080c9): "UndefinedValue",
+  ("OLD_SPACE", 0x080f5): "NanValue",
+  ("OLD_SPACE", 0x08105): "TheHoleValue",
+  ("OLD_SPACE", 0x08129): "TrueValue",
+  ("OLD_SPACE", 0x08161): "FalseValue",
+  ("OLD_SPACE", 0x08189): "empty_string",
+  ("OLD_SPACE", 0x08195): "hidden_string",
+  ("OLD_SPACE", 0x081a1): "UninitializedValue",
+  ("OLD_SPACE", 0x081d1): "EmptyByteArray",
+  ("OLD_SPACE", 0x081d9): "NoInterceptorResultSentinel",
+  ("OLD_SPACE", 0x08219): "ArgumentsMarker",
+  ("OLD_SPACE", 0x08249): "Exception",
+  ("OLD_SPACE", 0x08275): "TerminationException",
+  ("OLD_SPACE", 0x082ad): "NumberStringCache",
+  ("OLD_SPACE", 0x08ab5): "SingleCharacterStringCache",
+  ("OLD_SPACE", 0x08f4d): "StringSplitCache",
+  ("OLD_SPACE", 0x09355): "RegExpMultipleCache",
+  ("OLD_SPACE", 0x0975d): "EmptyFixedUint8Array",
+  ("OLD_SPACE", 0x0976d): "EmptyFixedInt8Array",
+  ("OLD_SPACE", 0x0977d): "EmptyFixedUint16Array",
+  ("OLD_SPACE", 0x0978d): "EmptyFixedInt16Array",
+  ("OLD_SPACE", 0x0979d): "EmptyFixedUint32Array",
+  ("OLD_SPACE", 0x097ad): "EmptyFixedInt32Array",
+  ("OLD_SPACE", 0x097bd): "EmptyFixedFloat32Array",
+  ("OLD_SPACE", 0x097cd): "EmptyFixedFloat64Array",
+  ("OLD_SPACE", 0x097dd): "EmptyFixedUint8ClampedArray",
+  ("OLD_SPACE", 0x097ed): "InfinityValue",
+  ("OLD_SPACE", 0x097fd): "MinusZeroValue",
+  ("OLD_SPACE", 0x0980d): "MinusInfinityValue",
+  ("OLD_SPACE", 0x0981d): "MessageListeners",
+  ("OLD_SPACE", 0x09839): "CodeStubs",
+  ("OLD_SPACE", 0x10201): "DummyVector",
+  ("OLD_SPACE", 0x1403d): "NonMonomorphicCache",
+  ("OLD_SPACE", 0x14651): "PolymorphicCodeCache",
+  ("OLD_SPACE", 0x14659): "NativesSourceCache",
+  ("OLD_SPACE", 0x148f5): "ExperimentalNativesSourceCache",
+  ("OLD_SPACE", 0x14929): "ExtraNativesSourceCache",
+  ("OLD_SPACE", 0x14949): "ExperimentalExtraNativesSourceCache",
+  ("OLD_SPACE", 0x14955): "EmptyScript",
+  ("OLD_SPACE", 0x14995): "IntrinsicFunctionNames",
+  ("OLD_SPACE", 0x2e73d): "UndefinedCell",
+  ("OLD_SPACE", 0x2e745): "ObservationState",
+  ("OLD_SPACE", 0x2e751): "ScriptList",
+  ("OLD_SPACE", 0x2e8d9): "ClearedOptimizedCodeMap",
+  ("OLD_SPACE", 0x2e8e5): "EmptyWeakCell",
+  ("OLD_SPACE", 0x54715): "EmptySlowElementDictionary",
+  ("OLD_SPACE", 0x54761): "WeakObjectToCodeTable",
+  ("OLD_SPACE", 0x54875): "ArrayProtector",
+  ("OLD_SPACE", 0x54885): "EmptyPropertyCell",
+  ("OLD_SPACE", 0x54895): "NoScriptSharedFunctionInfos",
+  ("OLD_SPACE", 0x5711d): "InterpreterTable",
+  ("OLD_SPACE", 0x57325): "EmptyBytecodeArray",
+  ("OLD_SPACE", 0x5a2d1): "StringTable",
+  ("CODE_SPACE", 0x1a2a1): "JsEntryCode",
+  ("CODE_SPACE", 0x1f081): "JsConstructEntryCode",
 }