Introduce mkgrokdump to update tools/v8heapconst.py.

tools/v8heapconst.py

Index: tools/v8heapconst.py
diff --git a/tools/v8heapconst.py b/tools/v8heapconst.py
index d43291abe827091d0c716443347626d062db419a..90ba35c6740852b3ddfc801d3ce20ed60c75e0dd 100644
--- a/tools/v8heapconst.py
+++ b/tools/v8heapconst.py
@@ -2,6 +2,9 @@
 # Use of this source code is governed by a BSD-style license that can
 # be found in the LICENSE file.
 
+# This file is automatically generated by mkgrokdump and should not
+# be modified manually.
+
 # List of known V8 instance types.
 INSTANCE_TYPES = {
   0: "INTERNALIZED_STRING_TYPE",
@@ -63,85 +66,88 @@ INSTANCE_TYPES = {
   162: "PROMISE_REACTION_JOB_INFO_TYPE",
   163: "DEBUG_INFO_TYPE",
   164: "BREAK_POINT_INFO_TYPE",
-  165: "PROTOTYPE_INFO_TYPE",
-  166: "TUPLE2_TYPE",
-  167: "TUPLE3_TYPE",
-  168: "CONTEXT_EXTENSION_TYPE",
-  169: "CONSTANT_ELEMENTS_PAIR_TYPE",
-  170: "MODULE_TYPE",
-  171: "MODULE_INFO_ENTRY_TYPE",
-  172: "FIXED_ARRAY_TYPE",
-  173: "TRANSITION_ARRAY_TYPE",
-  174: "SHARED_FUNCTION_INFO_TYPE",
-  175: "CELL_TYPE",
-  176: "WEAK_CELL_TYPE",
-  177: "PROPERTY_CELL_TYPE",
-  178: "JS_PROXY_TYPE",
-  179: "JS_GLOBAL_OBJECT_TYPE",
-  180: "JS_GLOBAL_PROXY_TYPE",
-  181: "JS_SPECIAL_API_OBJECT_TYPE",
-  182: "JS_VALUE_TYPE",
-  183: "JS_MESSAGE_OBJECT_TYPE",
-  184: "JS_DATE_TYPE",
-  185: "JS_API_OBJECT_TYPE",
-  186: "JS_OBJECT_TYPE",
-  187: "JS_ARGUMENTS_TYPE",
-  188: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
-  189: "JS_GENERATOR_OBJECT_TYPE",
-  190: "JS_MODULE_NAMESPACE_TYPE",
-  191: "JS_ARRAY_TYPE",
-  192: "JS_ARRAY_BUFFER_TYPE",
-  193: "JS_TYPED_ARRAY_TYPE",
-  194: "JS_DATA_VIEW_TYPE",
-  195: "JS_SET_TYPE",
-  196: "JS_MAP_TYPE",
-  197: "JS_SET_ITERATOR_TYPE",
-  198: "JS_MAP_ITERATOR_TYPE",
-  199: "JS_WEAK_MAP_TYPE",
-  200: "JS_WEAK_SET_TYPE",
-  201: "JS_PROMISE_CAPABILITY_TYPE",
-  202: "JS_PROMISE_TYPE",
-  203: "JS_REGEXP_TYPE",
-  204: "JS_ERROR_TYPE",
-  205: "JS_ASYNC_FROM_SYNC_ITERATOR_TYPE",
-  206: "JS_STRING_ITERATOR_TYPE",
-  207: "JS_TYPED_ARRAY_KEY_ITERATOR_TYPE",
-  208: "JS_FAST_ARRAY_KEY_ITERATOR_TYPE",
-  209: "JS_GENERIC_ARRAY_KEY_ITERATOR_TYPE",
-  210: "JS_UINT8_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  211: "JS_INT8_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  212: "JS_UINT16_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  213: "JS_INT16_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  214: "JS_UINT32_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  215: "JS_INT32_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  216: "JS_FLOAT32_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  217: "JS_FLOAT64_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  218: "JS_UINT8_CLAMPED_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  219: "JS_FAST_SMI_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  220: "JS_FAST_HOLEY_SMI_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  221: "JS_FAST_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  222: "JS_FAST_HOLEY_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  223: "JS_FAST_DOUBLE_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  224: "JS_FAST_HOLEY_DOUBLE_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  225: "JS_GENERIC_ARRAY_KEY_VALUE_ITERATOR_TYPE",
-  226: "JS_UINT8_ARRAY_VALUE_ITERATOR_TYPE",
-  227: "JS_INT8_ARRAY_VALUE_ITERATOR_TYPE",
-  228: "JS_UINT16_ARRAY_VALUE_ITERATOR_TYPE",
-  229: "JS_INT16_ARRAY_VALUE_ITERATOR_TYPE",
-  230: "JS_UINT32_ARRAY_VALUE_ITERATOR_TYPE",
-  231: "JS_INT32_ARRAY_VALUE_ITERATOR_TYPE",
-  232: "JS_FLOAT32_ARRAY_VALUE_ITERATOR_TYPE",
-  233: "JS_FLOAT64_ARRAY_VALUE_ITERATOR_TYPE",
-  234: "JS_UINT8_CLAMPED_ARRAY_VALUE_ITERATOR_TYPE",
-  235: "JS_FAST_SMI_ARRAY_VALUE_ITERATOR_TYPE",
-  236: "JS_FAST_HOLEY_SMI_ARRAY_VALUE_ITERATOR_TYPE",
-  237: "JS_FAST_ARRAY_VALUE_ITERATOR_TYPE",
-  238: "JS_FAST_HOLEY_ARRAY_VALUE_ITERATOR_TYPE",
-  239: "JS_FAST_DOUBLE_ARRAY_VALUE_ITERATOR_TYPE",
-  240: "JS_FAST_HOLEY_DOUBLE_ARRAY_VALUE_ITERATOR_TYPE",
-  241: "JS_GENERIC_ARRAY_VALUE_ITERATOR_TYPE",
-  242: "JS_BOUND_FUNCTION_TYPE",
-  243: "JS_FUNCTION_TYPE",
+  165: "STACK_FRAME_INFO_TYPE",
+  166: "PROTOTYPE_INFO_TYPE",
+  167: "TUPLE2_TYPE",
+  168: "TUPLE3_TYPE",
+  169: "CONTEXT_EXTENSION_TYPE",
+  170: "CONSTANT_ELEMENTS_PAIR_TYPE",
+  171: "MODULE_TYPE",
+  172: "MODULE_INFO_ENTRY_TYPE",
+  173: "ASYNC_GENERATOR_REQUEST_TYPE",
+  174: "FIXED_ARRAY_TYPE",
+  175: "TRANSITION_ARRAY_TYPE",
+  176: "SHARED_FUNCTION_INFO_TYPE",
+  177: "CELL_TYPE",
+  178: "WEAK_CELL_TYPE",
+  179: "PROPERTY_CELL_TYPE",
+  180: "JS_PROXY_TYPE",
+  181: "JS_GLOBAL_OBJECT_TYPE",
+  182: "JS_GLOBAL_PROXY_TYPE",
+  183: "JS_SPECIAL_API_OBJECT_TYPE",
+  184: "JS_VALUE_TYPE",
+  185: "JS_MESSAGE_OBJECT_TYPE",
+  186: "JS_DATE_TYPE",
+  187: "JS_API_OBJECT_TYPE",
+  188: "JS_OBJECT_TYPE",
+  189: "JS_ARGUMENTS_TYPE",
+  190: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
+  191: "JS_GENERATOR_OBJECT_TYPE",
+  192: "JS_ASYNC_GENERATOR_OBJECT_TYPE",
+  193: "JS_MODULE_NAMESPACE_TYPE",
+  194: "JS_ARRAY_TYPE",
+  195: "JS_ARRAY_BUFFER_TYPE",
+  196: "JS_TYPED_ARRAY_TYPE",
+  197: "JS_DATA_VIEW_TYPE",
+  198: "JS_SET_TYPE",
+  199: "JS_MAP_TYPE",
+  200: "JS_SET_ITERATOR_TYPE",
+  201: "JS_MAP_ITERATOR_TYPE",
+  202: "JS_WEAK_MAP_TYPE",
+  203: "JS_WEAK_SET_TYPE",
+  204: "JS_PROMISE_CAPABILITY_TYPE",
+  205: "JS_PROMISE_TYPE",
+  206: "JS_REGEXP_TYPE",
+  207: "JS_ERROR_TYPE",
+  208: "JS_ASYNC_FROM_SYNC_ITERATOR_TYPE",
+  209: "JS_STRING_ITERATOR_TYPE",
+  210: "JS_TYPED_ARRAY_KEY_ITERATOR_TYPE",
+  211: "JS_FAST_ARRAY_KEY_ITERATOR_TYPE",
+  212: "JS_GENERIC_ARRAY_KEY_ITERATOR_TYPE",
+  213: "JS_UINT8_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  214: "JS_INT8_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  215: "JS_UINT16_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  216: "JS_INT16_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  217: "JS_UINT32_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  218: "JS_INT32_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  219: "JS_FLOAT32_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  220: "JS_FLOAT64_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  221: "JS_UINT8_CLAMPED_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  222: "JS_FAST_SMI_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  223: "JS_FAST_HOLEY_SMI_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  224: "JS_FAST_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  225: "JS_FAST_HOLEY_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  226: "JS_FAST_DOUBLE_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  227: "JS_FAST_HOLEY_DOUBLE_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  228: "JS_GENERIC_ARRAY_KEY_VALUE_ITERATOR_TYPE",
+  229: "JS_UINT8_ARRAY_VALUE_ITERATOR_TYPE",
+  230: "JS_INT8_ARRAY_VALUE_ITERATOR_TYPE",
+  231: "JS_UINT16_ARRAY_VALUE_ITERATOR_TYPE",
+  232: "JS_INT16_ARRAY_VALUE_ITERATOR_TYPE",
+  233: "JS_UINT32_ARRAY_VALUE_ITERATOR_TYPE",
+  234: "JS_INT32_ARRAY_VALUE_ITERATOR_TYPE",
+  235: "JS_FLOAT32_ARRAY_VALUE_ITERATOR_TYPE",
+  236: "JS_FLOAT64_ARRAY_VALUE_ITERATOR_TYPE",
+  237: "JS_UINT8_CLAMPED_ARRAY_VALUE_ITERATOR_TYPE",
+  238: "JS_FAST_SMI_ARRAY_VALUE_ITERATOR_TYPE",
+  239: "JS_FAST_HOLEY_SMI_ARRAY_VALUE_ITERATOR_TYPE",
+  240: "JS_FAST_ARRAY_VALUE_ITERATOR_TYPE",
+  241: "JS_FAST_HOLEY_ARRAY_VALUE_ITERATOR_TYPE",
+  242: "JS_FAST_DOUBLE_ARRAY_VALUE_ITERATOR_TYPE",
+  243: "JS_FAST_HOLEY_DOUBLE_ARRAY_VALUE_ITERATOR_TYPE",
+  244: "JS_GENERIC_ARRAY_VALUE_ITERATOR_TYPE",
+  245: "JS_BOUND_FUNCTION_TYPE",
+  246: "JS_FUNCTION_TYPE",
 }
 
 # List of known V8 maps.
@@ -149,7 +155,7 @@ KNOWN_MAPS = {
   0x02201: (137, "FreeSpaceMap"),
   0x02259: (131, "MetaMap"),
   0x022b1: (130, "NullMap"),
-  0x02309: (172, "FixedArrayMap"),
+  0x02309: (174, "FixedArrayMap"),
   0x02361: (8, "OneByteInternalizedStringMap"),
   0x023b9: (148, "OnePointerFillerMap"),
   0x02411: (148, "TwoPointerFillerMap"),
@@ -159,37 +165,37 @@ KNOWN_MAPS = {
   0x02571: (130, "TheHoleMap"),
   0x025c9: (130, "BooleanMap"),
   0x02621: (135, "ByteArrayMap"),
-  0x02679: (172, "FixedCOWArrayMap"),
-  0x026d1: (172, "HashTableMap"),
+  0x02679: (174, "FixedCOWArrayMap"),
+  0x026d1: (174, "HashTableMap"),
   0x02729: (128, "SymbolMap"),
   0x02781: (72, "OneByteStringMap"),
-  0x027d9: (172, "ScopeInfoMap"),
-  0x02831: (174, "SharedFunctionInfoMap"),
+  0x027d9: (174, "ScopeInfoMap"),
+  0x02831: (176, "SharedFunctionInfoMap"),
   0x02889: (132, "CodeMap"),
-  0x028e1: (172, "FunctionContextMap"),
-  0x02939: (175, "CellMap"),
-  0x02991: (176, "WeakCellMap"),
-  0x029e9: (177, "GlobalPropertyCellMap"),
+  0x028e1: (174, "FunctionContextMap"),
+  0x02939: (177, "CellMap"),
+  0x02991: (178, "WeakCellMap"),
+  0x029e9: (179, "GlobalPropertyCellMap"),
   0x02a41: (134, "ForeignMap"),
-  0x02a99: (173, "TransitionArrayMap"),
+  0x02a99: (175, "TransitionArrayMap"),
   0x02af1: (130, "ArgumentsMarkerMap"),
-  0x02b49: (172, "NativeContextMap"),
-  0x02ba1: (172, "ModuleContextMap"),
-  0x02bf9: (172, "EvalContextMap"),
-  0x02c51: (172, "ScriptContextMap"),
-  0x02ca9: (172, "BlockContextMap"),
-  0x02d01: (172, "CatchContextMap"),
-  0x02d59: (172, "WithContextMap"),
+  0x02b49: (174, "NativeContextMap"),
+  0x02ba1: (174, "ModuleContextMap"),
+  0x02bf9: (174, "EvalContextMap"),
+  0x02c51: (174, "ScriptContextMap"),
+  0x02ca9: (174, "BlockContextMap"),
+  0x02d01: (174, "CatchContextMap"),
+  0x02d59: (174, "WithContextMap"),
   0x02db1: (147, "FixedDoubleArrayMap"),
   0x02e09: (133, "MutableHeapNumberMap"),
-  0x02e61: (172, "OrderedHashTableMap"),
-  0x02eb9: (172, "SloppyArgumentsElementsMap"),
-  0x02f11: (183, "JSMessageObjectMap"),
+  0x02e61: (174, "OrderedHashTableMap"),
+  0x02eb9: (174, "SloppyArgumentsElementsMap"),
+  0x02f11: (185, "JSMessageObjectMap"),
   0x02f69: (136, "BytecodeArrayMap"),
-  0x02fc1: (172, "ModuleInfoMap"),
-  0x03019: (175, "NoClosuresCellMap"),
-  0x03071: (175, "OneClosureCellMap"),
-  0x030c9: (175, "ManyClosuresCellMap"),
+  0x02fc1: (174, "ModuleInfoMap"),
+  0x03019: (177, "NoClosuresCellMap"),
+  0x03071: (177, "OneClosureCellMap"),
+  0x030c9: (177, "ManyClosuresCellMap"),
   0x03121: (64, "StringMap"),
   0x03179: (73, "ConsOneByteStringMap"),
   0x031d1: (65, "ConsStringMap"),
@@ -210,15 +216,15 @@ KNOWN_MAPS = {
   0x036f9: (50, "ShortExternalInternalizedStringWithOneByteDataMap"),
   0x03751: (42, "ShortExternalOneByteInternalizedStringMap"),
   0x037a9: (106, "ShortExternalOneByteStringMap"),
-  0x03801: (172, "FeedbackVectorMap"),
+  0x03801: (174, "FeedbackVectorMap"),
   0x03859: (130, "ExceptionMap"),
   0x038b1: (130, "TerminationExceptionMap"),
   0x03909: (130, "OptimizedOutMap"),
   0x03961: (130, "StaleRegisterMap"),
-  0x039b9: (172, "DebugEvaluateContextMap"),
-  0x03a11: (172, "ScriptContextTableMap"),
-  0x03a69: (172, "UnseededNumberDictionaryMap"),
-  0x03ac1: (186, "ExternalMap"),
+  0x039b9: (174, "DebugEvaluateContextMap"),
+  0x03a11: (174, "ScriptContextTableMap"),
+  0x03a69: (174, "UnseededNumberDictionaryMap"),
+  0x03ac1: (188, "ExternalMap"),
   0x03b19: (106, "NativeSourceStringMap"),
   0x03b71: (139, "FixedUint8ArrayMap"),
   0x03bc9: (138, "FixedInt8ArrayMap"),
@@ -230,15 +236,15 @@ KNOWN_MAPS = {
   0x03dd9: (145, "FixedFloat64ArrayMap"),
   0x03e31: (146, "FixedUint8ClampedArrayMap"),
   0x03e89: (158, "ScriptMap"),
-  0x03ee1: (152, "InterceptorInfoMap"),
-  0x03f39: (201, "JSPromiseCapabilityMap"),
-  0x03f91: (149, "AccessorInfoMap"),
-  0x03fe9: (150, "AccessorPairMap"),
-  0x04041: (151, "AccessCheckInfoMap"),
-  0x04099: (153, "CallHandlerInfoMap"),
-  0x040f1: (154, "FunctionTemplateInfoMap"),
-  0x04149: (155, "ObjectTemplateInfoMap"),
-  0x041a1: (156, "AllocationSiteMap"),
+  0x03ee1: (156, "AllocationSiteMap"),
+  0x03f39: (152, "InterceptorInfoMap"),
+  0x03f91: (204, "JSPromiseCapabilityMap"),
+  0x03fe9: (149, "AccessorInfoMap"),
+  0x04041: (150, "AccessorPairMap"),
+  0x04099: (151, "AccessCheckInfoMap"),
+  0x040f1: (153, "CallHandlerInfoMap"),
+  0x04149: (154, "FunctionTemplateInfoMap"),
+  0x041a1: (155, "ObjectTemplateInfoMap"),
   0x041f9: (157, "AllocationMementoMap"),
   0x04251: (159, "TypeFeedbackInfoMap"),
   0x042a9: (160, "AliasedArgumentsEntryMap"),
@@ -246,13 +252,15 @@ KNOWN_MAPS = {
   0x04359: (162, "PromiseReactionJobInfoMap"),
   0x043b1: (163, "DebugInfoMap"),
   0x04409: (164, "BreakPointInfoMap"),
-  0x04461: (165, "PrototypeInfoMap"),
-  0x044b9: (166, "Tuple2Map"),
-  0x04511: (167, "Tuple3Map"),
-  0x04569: (168, "ContextExtensionMap"),
-  0x045c1: (169, "ConstantElementsPairMap"),
-  0x04619: (170, "ModuleMap"),
-  0x04671: (171, "ModuleInfoEntryMap"),
+  0x04461: (165, "StackFrameInfoMap"),
+  0x044b9: (166, "PrototypeInfoMap"),
+  0x04511: (167, "Tuple2Map"),
+  0x04569: (168, "Tuple3Map"),
+  0x045c1: (169, "ContextExtensionMap"),
+  0x04619: (170, "ConstantElementsPairMap"),
+  0x04671: (171, "ModuleMap"),
+  0x046c9: (172, "ModuleInfoEntryMap"),
+  0x04721: (173, "AsyncGeneratorRequestMap"),
 }
 
 # List of known V8 objects.
@@ -274,50 +282,47 @@ KNOWN_OBJECTS = {
   ("OLD_SPACE", 0x02509): "InfinityValue",
   ("OLD_SPACE", 0x02519): "MinusZeroValue",
   ("OLD_SPACE", 0x02529): "MinusInfinityValue",
-  ("OLD_SPACE", 0x04979): "EmptyScopeInfo",
-  ("OLD_SPACE", 0x04989): "Exception",
-  ("OLD_SPACE", 0x049e1): "TerminationException",
-  ("OLD_SPACE", 0x04a41): "OptimizedOut",
-  ("OLD_SPACE", 0x04a99): "StaleRegister",
-  ("OLD_SPACE", 0x04af1): "EmptyFixedUint8Array",
-  ("OLD_SPACE", 0x04b11): "EmptyFixedInt8Array",
-  ("OLD_SPACE", 0x04b31): "EmptyFixedUint16Array",
-  ("OLD_SPACE", 0x04b51): "EmptyFixedInt16Array",
-  ("OLD_SPACE", 0x04b71): "EmptyFixedUint32Array",
-  ("OLD_SPACE", 0x04b91): "EmptyFixedInt32Array",
-  ("OLD_SPACE", 0x04bb1): "EmptyFixedFloat32Array",
-  ("OLD_SPACE", 0x04bd1): "EmptyFixedFloat64Array",
-  ("OLD_SPACE", 0x04bf1): "EmptyFixedUint8ClampedArray",
-  ("OLD_SPACE", 0x04c11): "EmptyScript",
-  ("OLD_SPACE", 0x04c99): "UndefinedCell",
-  ("OLD_SPACE", 0x04ca9): "EmptySloppyArgumentsElements",
-  ("OLD_SPACE", 0x04cc9): "EmptySlowElementDictionary",
-  ("OLD_SPACE", 0x04d19): "EmptyPropertyCell",
-  ("OLD_SPACE", 0x04d39): "ArrayProtector",
-  ("OLD_SPACE", 0x04d59): "IsConcatSpreadableProtector",
-  ("OLD_SPACE", 0x04d69): "SpeciesProtector",
-  ("OLD_SPACE", 0x04d79): "StringLengthProtector",
-  ("OLD_SPACE", 0x04d99): "FastArrayIterationProtector",
-  ("OLD_SPACE", 0x04da9): "ArrayIteratorProtector",
-  ("OLD_SPACE", 0x04dc9): "ArrayBufferNeuteringProtector",
-  ("OLD_SPACE", 0x04de9): "NumberStringCache",
-  ("OLD_SPACE", 0x05df9): "SingleCharacterStringCache",
-  ("OLD_SPACE", 0x06669): "StringSplitCache",
-  ("OLD_SPACE", 0x06e79): "RegExpMultipleCache",
-  ("OLD_SPACE", 0x07689): "NativesSourceCache",
-  ("OLD_SPACE", 0x07931): "ExtraNativesSourceCache",
-  ("OLD_SPACE", 0x07969): "ExperimentalExtraNativesSourceCache",
-  ("OLD_SPACE", 0x07981): "EmptyPropertiesDictionary",
-  ("OLD_SPACE", 0x079d1): "ScriptList",
-  ("OLD_SPACE", 0x22019): "CodeStubs",
-  ("OLD_SPACE", 0x2f199): "WeakObjectToCodeTable",
-  ("OLD_SPACE", 0x2f3c1): "WeakNewSpaceObjectToCodeList",
-  ("OLD_SPACE", 0x2f451): "NoScriptSharedFunctionInfos",
-  ("OLD_SPACE", 0x4abd9): "MessageListeners",
-  ("OLD_SPACE", 0x4abf9): "NoOpInterceptorInfo",
-  ("OLD_SPACE", 0x531d1): "StringTable",
-  ("CODE_SPACE", 0x2cde1): "JsEntryCode",
-  ("CODE_SPACE", 0x31241): "JsConstructEntryCode",
+  ("OLD_SPACE", 0x04a19): "EmptyScopeInfo",
+  ("OLD_SPACE", 0x04a29): "Exception",
+  ("OLD_SPACE", 0x04a81): "TerminationException",
+  ("OLD_SPACE", 0x04ae1): "OptimizedOut",
+  ("OLD_SPACE", 0x04b39): "StaleRegister",
+  ("OLD_SPACE", 0x04b91): "EmptyFixedUint8Array",
+  ("OLD_SPACE", 0x04bb1): "EmptyFixedInt8Array",
+  ("OLD_SPACE", 0x04bd1): "EmptyFixedUint16Array",
+  ("OLD_SPACE", 0x04bf1): "EmptyFixedInt16Array",
+  ("OLD_SPACE", 0x04c11): "EmptyFixedUint32Array",
+  ("OLD_SPACE", 0x04c31): "EmptyFixedInt32Array",
+  ("OLD_SPACE", 0x04c51): "EmptyFixedFloat32Array",
+  ("OLD_SPACE", 0x04c71): "EmptyFixedFloat64Array",
+  ("OLD_SPACE", 0x04c91): "EmptyFixedUint8ClampedArray",
+  ("OLD_SPACE", 0x04cb1): "EmptyScript",
+  ("OLD_SPACE", 0x04d39): "UndefinedCell",
+  ("OLD_SPACE", 0x04d49): "EmptySloppyArgumentsElements",
+  ("OLD_SPACE", 0x04d69): "EmptySlowElementDictionary",
+  ("OLD_SPACE", 0x04db9): "EmptyPropertyCell",
+  ("OLD_SPACE", 0x04dd9): "ArrayProtector",
+  ("OLD_SPACE", 0x04df9): "IsConcatSpreadableProtector",
+  ("OLD_SPACE", 0x04e09): "SpeciesProtector",
+  ("OLD_SPACE", 0x04e19): "StringLengthProtector",
+  ("OLD_SPACE", 0x04e39): "FastArrayIterationProtector",
+  ("OLD_SPACE", 0x04e49): "ArrayIteratorProtector",
+  ("OLD_SPACE", 0x04e69): "ArrayBufferNeuteringProtector",
+  ("OLD_SPACE", 0x04e89): "NumberStringCache",
+  ("OLD_SPACE", 0x05e99): "SingleCharacterStringCache",
+  ("OLD_SPACE", 0x06709): "StringSplitCache",
+  ("OLD_SPACE", 0x06f19): "RegExpMultipleCache",
+  ("OLD_SPACE", 0x07729): "EmptyPropertiesDictionary",
+  ("OLD_SPACE", 0x07779): "ScriptList",
+  ("OLD_SPACE", 0x23119): "CodeStubs",
+  ("OLD_SPACE", 0x338e9): "WeakObjectToCodeTable",
+  ("OLD_SPACE", 0x33b11): "WeakNewSpaceObjectToCodeList",
+  ("OLD_SPACE", 0x33ba1): "NoScriptSharedFunctionInfos",
+  ("OLD_SPACE", 0x06cb9): "MessageListeners",
+  ("OLD_SPACE", 0x06cd9): "NoOpInterceptorInfo",
+  ("OLD_SPACE", 0x4dbf9): "StringTable",
+  ("CODE_SPACE", 0x2d1a1): "JsEntryCode",
+  ("CODE_SPACE", 0x31b21): "JsConstructEntryCode",
 }
 
 # List of known V8 Frame Markers.