tools/v8heapconst.py - v8/v8.git - Git at Google

 # Copyright 2019 the V8 project authors. All rights reserved.
 # 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",
   2: "EXTERNAL_INTERNALIZED_STRING_TYPE",
   8: "ONE_BYTE_INTERNALIZED_STRING_TYPE",
   10: "EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE",
   18: "UNCACHED_EXTERNAL_INTERNALIZED_STRING_TYPE",
   26: "UNCACHED_EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE",
   32: "STRING_TYPE",
   33: "CONS_STRING_TYPE",
   34: "EXTERNAL_STRING_TYPE",
   35: "SLICED_STRING_TYPE",
   37: "THIN_STRING_TYPE",
   40: "ONE_BYTE_STRING_TYPE",
   41: "CONS_ONE_BYTE_STRING_TYPE",
   42: "EXTERNAL_ONE_BYTE_STRING_TYPE",
   43: "SLICED_ONE_BYTE_STRING_TYPE",
   45: "THIN_ONE_BYTE_STRING_TYPE",
   50: "UNCACHED_EXTERNAL_STRING_TYPE",
   58: "UNCACHED_EXTERNAL_ONE_BYTE_STRING_TYPE",
   64: "SYMBOL_TYPE",
   65: "BIG_INT_BASE_TYPE",
   66: "HEAP_NUMBER_TYPE",
   67: "ODDBALL_TYPE",
   68: "SOURCE_TEXT_MODULE_TYPE",
   69: "SYNTHETIC_MODULE_TYPE",
   70: "FOREIGN_TYPE",
   71: "PROMISE_FULFILL_REACTION_JOB_TASK_TYPE",
   72: "PROMISE_REJECT_REACTION_JOB_TASK_TYPE",
   73: "CALLABLE_TASK_TYPE",
   74: "CALLBACK_TASK_TYPE",
   75: "PROMISE_RESOLVE_THENABLE_JOB_TASK_TYPE",
   76: "LOAD_HANDLER_TYPE",
   77: "STORE_HANDLER_TYPE",
   78: "FUNCTION_TEMPLATE_INFO_TYPE",
   79: "OBJECT_TEMPLATE_INFO_TYPE",
   80: "ACCESS_CHECK_INFO_TYPE",
   81: "ACCESSOR_INFO_TYPE",
   82: "ACCESSOR_PAIR_TYPE",
   83: "ALIASED_ARGUMENTS_ENTRY_TYPE",
   84: "ALLOCATION_MEMENTO_TYPE",
   85: "ALLOCATION_SITE_TYPE",
   86: "ARRAY_BOILERPLATE_DESCRIPTION_TYPE",
   87: "ASM_WASM_DATA_TYPE",
   88: "ASYNC_GENERATOR_REQUEST_TYPE",
   89: "BREAK_POINT_TYPE",
   90: "BREAK_POINT_INFO_TYPE",
   91: "CACHED_TEMPLATE_OBJECT_TYPE",
   92: "CALL_HANDLER_INFO_TYPE",
   93: "CLASS_POSITIONS_TYPE",
   94: "DEBUG_INFO_TYPE",
   95: "ENUM_CACHE_TYPE",
   96: "FEEDBACK_CELL_TYPE",
   97: "FUNCTION_TEMPLATE_RARE_DATA_TYPE",
   98: "INTERCEPTOR_INFO_TYPE",
   99: "INTERNAL_CLASS_TYPE",
   100: "INTERPRETER_DATA_TYPE",
   101: "PROMISE_CAPABILITY_TYPE",
   102: "PROMISE_REACTION_TYPE",
   103: "PROPERTY_DESCRIPTOR_OBJECT_TYPE",
   104: "PROTOTYPE_INFO_TYPE",
   105: "SCRIPT_TYPE",
   106: "SMI_BOX_TYPE",
   107: "SMI_PAIR_TYPE",
   108: "SORT_STATE_TYPE",
   109: "SOURCE_TEXT_MODULE_INFO_ENTRY_TYPE",
   110: "STACK_FRAME_INFO_TYPE",
   111: "STACK_TRACE_FRAME_TYPE",
   112: "TEMPLATE_OBJECT_DESCRIPTION_TYPE",
   113: "TUPLE2_TYPE",
   114: "WASM_CAPI_FUNCTION_DATA_TYPE",
   115: "WASM_DEBUG_INFO_TYPE",
   116: "WASM_EXCEPTION_TAG_TYPE",
   117: "WASM_EXPORTED_FUNCTION_DATA_TYPE",
   118: "WASM_INDIRECT_FUNCTION_TABLE_TYPE",
   119: "WASM_JS_FUNCTION_DATA_TYPE",
   120: "FIXED_ARRAY_TYPE",
   121: "HASH_TABLE_TYPE",
   122: "EPHEMERON_HASH_TABLE_TYPE",
   123: "GLOBAL_DICTIONARY_TYPE",
   124: "NAME_DICTIONARY_TYPE",
   125: "NUMBER_DICTIONARY_TYPE",
   126: "ORDERED_HASH_MAP_TYPE",
   127: "ORDERED_HASH_SET_TYPE",
   128: "ORDERED_NAME_DICTIONARY_TYPE",
   129: "SIMPLE_NUMBER_DICTIONARY_TYPE",
   130: "STRING_TABLE_TYPE",
   131: "CLOSURE_FEEDBACK_CELL_ARRAY_TYPE",
   132: "OBJECT_BOILERPLATE_DESCRIPTION_TYPE",
   133: "SCOPE_INFO_TYPE",
   134: "SCRIPT_CONTEXT_TABLE_TYPE",
   135: "BYTE_ARRAY_TYPE",
   136: "BYTECODE_ARRAY_TYPE",
   137: "FIXED_DOUBLE_ARRAY_TYPE",
   138: "AWAIT_CONTEXT_TYPE",
   139: "BLOCK_CONTEXT_TYPE",
   140: "CATCH_CONTEXT_TYPE",
   141: "DEBUG_EVALUATE_CONTEXT_TYPE",
   142: "EVAL_CONTEXT_TYPE",
   143: "FUNCTION_CONTEXT_TYPE",
   144: "MODULE_CONTEXT_TYPE",
   145: "NATIVE_CONTEXT_TYPE",
   146: "SCRIPT_CONTEXT_TYPE",
   147: "WITH_CONTEXT_TYPE",
   148: "SMALL_ORDERED_HASH_MAP_TYPE",
   149: "SMALL_ORDERED_HASH_SET_TYPE",
   150: "SMALL_ORDERED_NAME_DICTIONARY_TYPE",
   151: "UNCOMPILED_DATA_WITH_PREPARSE_DATA_TYPE",
   152: "UNCOMPILED_DATA_WITHOUT_PREPARSE_DATA_TYPE",
   153: "WEAK_FIXED_ARRAY_TYPE",
   154: "TRANSITION_ARRAY_TYPE",
   155: "CELL_TYPE",
   156: "CODE_TYPE",
   157: "CODE_DATA_CONTAINER_TYPE",
   158: "COVERAGE_INFO_TYPE",
   159: "DESCRIPTOR_ARRAY_TYPE",
   160: "EMBEDDER_DATA_ARRAY_TYPE",
   161: "FEEDBACK_METADATA_TYPE",
   162: "FEEDBACK_VECTOR_TYPE",
   163: "FILLER_TYPE",
   164: "FREE_SPACE_TYPE",
   165: "MAP_TYPE",
   166: "PREPARSE_DATA_TYPE",
   167: "PROPERTY_ARRAY_TYPE",
   168: "PROPERTY_CELL_TYPE",
   169: "SHARED_FUNCTION_INFO_TYPE",
   170: "WEAK_ARRAY_LIST_TYPE",
   171: "WEAK_CELL_TYPE",
   172: "JS_PROXY_TYPE",
   1057: "JS_OBJECT_TYPE",
   173: "JS_GLOBAL_OBJECT_TYPE",
   174: "JS_GLOBAL_PROXY_TYPE",
   175: "JS_MODULE_NAMESPACE_TYPE",
   1040: "JS_SPECIAL_API_OBJECT_TYPE",
   1041: "JS_PRIMITIVE_WRAPPER_TYPE",
   1042: "JS_MAP_KEY_ITERATOR_TYPE",
   1043: "JS_MAP_KEY_VALUE_ITERATOR_TYPE",
   1044: "JS_MAP_VALUE_ITERATOR_TYPE",
   1045: "JS_SET_KEY_VALUE_ITERATOR_TYPE",
   1046: "JS_SET_VALUE_ITERATOR_TYPE",
   1047: "JS_GENERATOR_OBJECT_TYPE",
   1048: "JS_ASYNC_FUNCTION_OBJECT_TYPE",
   1049: "JS_ASYNC_GENERATOR_OBJECT_TYPE",
   1050: "JS_DATA_VIEW_TYPE",
   1051: "JS_TYPED_ARRAY_TYPE",
   1052: "JS_MAP_TYPE",
   1053: "JS_SET_TYPE",
   1054: "JS_WEAK_MAP_TYPE",
   1055: "JS_WEAK_SET_TYPE",
   1056: "JS_API_OBJECT_TYPE",
   1058: "JS_ARGUMENTS_OBJECT_TYPE",
   1059: "JS_ARRAY_TYPE",
   1060: "JS_ARRAY_BUFFER_TYPE",
   1061: "JS_ARRAY_ITERATOR_TYPE",
   1062: "JS_ASYNC_FROM_SYNC_ITERATOR_TYPE",
   1063: "JS_COLLATOR_TYPE",
   1064: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
   1065: "JS_DATE_TYPE",
   1066: "JS_DATE_TIME_FORMAT_TYPE",
   1067: "JS_DISPLAY_NAMES_TYPE",
   1068: "JS_ERROR_TYPE",
   1069: "JS_FINALIZATION_GROUP_TYPE",
   1070: "JS_FINALIZATION_GROUP_CLEANUP_ITERATOR_TYPE",
   1071: "JS_LIST_FORMAT_TYPE",
   1072: "JS_LOCALE_TYPE",
   1073: "JS_MESSAGE_OBJECT_TYPE",
   1074: "JS_NUMBER_FORMAT_TYPE",
   1075: "JS_PLURAL_RULES_TYPE",
   1076: "JS_PROMISE_TYPE",
   1077: "JS_REG_EXP_TYPE",
   1078: "JS_REG_EXP_STRING_ITERATOR_TYPE",
   1079: "JS_RELATIVE_TIME_FORMAT_TYPE",
   1080: "JS_SEGMENT_ITERATOR_TYPE",
   1081: "JS_SEGMENTER_TYPE",
   1082: "JS_STRING_ITERATOR_TYPE",
   1083: "JS_V8_BREAK_ITERATOR_TYPE",
   1084: "JS_WEAK_REF_TYPE",
   1085: "WASM_EXCEPTION_OBJECT_TYPE",
   1086: "WASM_GLOBAL_OBJECT_TYPE",
   1087: "WASM_INSTANCE_OBJECT_TYPE",
   1088: "WASM_MEMORY_OBJECT_TYPE",
   1089: "WASM_MODULE_OBJECT_TYPE",
   1090: "WASM_TABLE_OBJECT_TYPE",
   1091: "JS_BOUND_FUNCTION_TYPE",
   1092: "JS_FUNCTION_TYPE",
 }

 # List of known V8 maps.
 KNOWN_MAPS = {
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   ("read_only_space", 0x00169): (165, "MetaMap"),
   ("read_only_space", 0x001e1): (67, "NullMap"),
   ("read_only_space", 0x00241): (159, "DescriptorArrayMap"),
   ("read_only_space", 0x00299): (153, "WeakFixedArrayMap"),
   ("read_only_space", 0x002e1): (163, "OnePointerFillerMap"),
   ("read_only_space", 0x00329): (163, "TwoPointerFillerMap"),
   ("read_only_space", 0x003a1): (67, "UninitializedMap"),
   ("read_only_space", 0x00409): (8, "OneByteInternalizedStringMap"),
   ("read_only_space", 0x004a1): (67, "UndefinedMap"),
   ("read_only_space", 0x004f9): (66, "HeapNumberMap"),
   ("read_only_space", 0x00571): (67, "TheHoleMap"),
   ("read_only_space", 0x00611): (67, "BooleanMap"),
   ("read_only_space", 0x006e1): (135, "ByteArrayMap"),
   ("read_only_space", 0x00729): (120, "FixedArrayMap"),
   ("read_only_space", 0x00771): (120, "FixedCOWArrayMap"),
   ("read_only_space", 0x007b9): (121, "HashTableMap"),
   ("read_only_space", 0x00801): (64, "SymbolMap"),
   ("read_only_space", 0x00849): (40, "OneByteStringMap"),
   ("read_only_space", 0x00891): (133, "ScopeInfoMap"),
   ("read_only_space", 0x008d9): (169, "SharedFunctionInfoMap"),
   ("read_only_space", 0x00921): (156, "CodeMap"),
   ("read_only_space", 0x00969): (155, "CellMap"),
   ("read_only_space", 0x009b1): (168, "GlobalPropertyCellMap"),
   ("read_only_space", 0x009f9): (70, "ForeignMap"),
   ("read_only_space", 0x00a41): (154, "TransitionArrayMap"),
   ("read_only_space", 0x00a89): (45, "ThinOneByteStringMap"),
   ("read_only_space", 0x00ad1): (162, "FeedbackVectorMap"),
   ("read_only_space", 0x00b69): (67, "ArgumentsMarkerMap"),
   ("read_only_space", 0x00c01): (67, "ExceptionMap"),
   ("read_only_space", 0x00c99): (67, "TerminationExceptionMap"),
   ("read_only_space", 0x00d39): (67, "OptimizedOutMap"),
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   ("read_only_space", 0x00e39): (134, "ScriptContextTableMap"),
   ("read_only_space", 0x00e81): (131, "ClosureFeedbackCellArrayMap"),
   ("read_only_space", 0x00ec9): (161, "FeedbackMetadataArrayMap"),
   ("read_only_space", 0x00f11): (120, "ArrayListMap"),
   ("read_only_space", 0x00f59): (65, "BigIntMap"),
   ("read_only_space", 0x00fa1): (132, "ObjectBoilerplateDescriptionMap"),
   ("read_only_space", 0x00fe9): (136, "BytecodeArrayMap"),
   ("read_only_space", 0x01031): (157, "CodeDataContainerMap"),
   ("read_only_space", 0x01079): (158, "CoverageInfoMap"),
   ("read_only_space", 0x010c1): (137, "FixedDoubleArrayMap"),
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   ("read_only_space", 0x01151): (96, "ManyClosuresCellMap"),
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   ("read_only_space", 0x011e1): (124, "NameDictionaryMap"),
   ("read_only_space", 0x01229): (96, "NoClosuresCellMap"),
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   ("read_only_space", 0x012b9): (96, "OneClosureCellMap"),
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   ("read_only_space", 0x013d9): (166, "PreparseDataMap"),
   ("read_only_space", 0x01421): (167, "PropertyArrayMap"),
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   ("read_only_space", 0x014b1): (92, "SideEffectFreeCallHandlerInfoMap"),
   ("read_only_space", 0x014f9): (92, "NextCallSideEffectFreeCallHandlerInfoMap"),
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   ("read_only_space", 0x01589): (120, "SloppyArgumentsElementsMap"),
   ("read_only_space", 0x015d1): (148, "SmallOrderedHashMapMap"),
   ("read_only_space", 0x01619): (149, "SmallOrderedHashSetMap"),
   ("read_only_space", 0x01661): (150, "SmallOrderedNameDictionaryMap"),
   ("read_only_space", 0x016a9): (68, "SourceTextModuleMap"),
   ("read_only_space", 0x016f1): (130, "StringTableMap"),
   ("read_only_space", 0x01739): (69, "SyntheticModuleMap"),
   ("read_only_space", 0x01781): (152, "UncompiledDataWithoutPreparseDataMap"),
   ("read_only_space", 0x017c9): (151, "UncompiledDataWithPreparseDataMap"),
   ("read_only_space", 0x01811): (170, "WeakArrayListMap"),
   ("read_only_space", 0x01859): (122, "EphemeronHashTableMap"),
   ("read_only_space", 0x018a1): (160, "EmbedderDataArrayMap"),
   ("read_only_space", 0x018e9): (171, "WeakCellMap"),
   ("read_only_space", 0x01931): (32, "StringMap"),
   ("read_only_space", 0x01979): (41, "ConsOneByteStringMap"),
   ("read_only_space", 0x019c1): (33, "ConsStringMap"),
   ("read_only_space", 0x01a09): (37, "ThinStringMap"),
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   ("read_only_space", 0x01a99): (43, "SlicedOneByteStringMap"),
   ("read_only_space", 0x01ae1): (34, "ExternalStringMap"),
   ("read_only_space", 0x01b29): (42, "ExternalOneByteStringMap"),
   ("read_only_space", 0x01b71): (50, "UncachedExternalStringMap"),
   ("read_only_space", 0x01bb9): (0, "InternalizedStringMap"),
   ("read_only_space", 0x01c01): (2, "ExternalInternalizedStringMap"),
   ("read_only_space", 0x01c49): (10, "ExternalOneByteInternalizedStringMap"),
   ("read_only_space", 0x01c91): (18, "UncachedExternalInternalizedStringMap"),
   ("read_only_space", 0x01cd9): (26, "UncachedExternalOneByteInternalizedStringMap"),
   ("read_only_space", 0x01d21): (58, "UncachedExternalOneByteStringMap"),
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   ("read_only_space", 0x02049): (98, "InterceptorInfoMap"),
   ("read_only_space", 0x04a39): (71, "PromiseFulfillReactionJobTaskMap"),
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 # List of known V8 objects.
 KNOWN_OBJECTS = {
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   ("read_only_space", 0x00b29): "EmptyFixedArray",
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   ("read_only_space", 0x00bd1): "Exception",
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   ("read_only_space", 0x01ff9): "NoOpInterceptorInfo",
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   ("read_only_space", 0x020d9): "SelfReferenceMarker",
   ("read_only_space", 0x02131): "OffHeapTrampolineRelocationInfo",
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   ("old_space", 0x004a1): "FunctionLengthAccessor",
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   ("old_space", 0x005f1): "StringLengthAccessor",
   ("old_space", 0x00661): "InvalidPrototypeValidityCell",
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   ("old_space", 0x006f1): "ManyClosuresCell",
   ("old_space", 0x00709): "ArrayConstructorProtector",
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   ("old_space", 0x00759): "IsConcatSpreadableProtector",
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   ("old_space", 0x007a9): "TypedArraySpeciesProtector",
   ("old_space", 0x007d1): "PromiseSpeciesProtector",
   ("old_space", 0x007f9): "StringLengthProtector",
   ("old_space", 0x00821): "ArrayIteratorProtector",
   ("old_space", 0x00849): "ArrayBufferDetachingProtector",
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   ("old_space", 0x008e9): "PromiseThenProtector",
   ("old_space", 0x00911): "SetIteratorProtector",
   ("old_space", 0x00939): "StringIteratorProtector",
   ("old_space", 0x00961): "SingleCharacterStringCache",
   ("old_space", 0x01171): "StringSplitCache",
   ("old_space", 0x01981): "RegExpMultipleCache",
   ("old_space", 0x02191): "BuiltinsConstantsTable",
 }

 # List of known V8 Frame Markers.
 FRAME_MARKERS = (
   "ENTRY",
   "CONSTRUCT_ENTRY",
   "EXIT",
   "OPTIMIZED",
   "WASM_COMPILED",
   "WASM_TO_JS",
   "JS_TO_WASM",
   "WASM_INTERPRETER_ENTRY",
   "C_WASM_ENTRY",
   "WASM_EXIT",
   "WASM_COMPILE_LAZY",
   "INTERPRETED",
   "STUB",
   "BUILTIN_CONTINUATION",
   "JAVA_SCRIPT_BUILTIN_CONTINUATION",
   "JAVA_SCRIPT_BUILTIN_CONTINUATION_WITH_CATCH",
   "INTERNAL",
   "CONSTRUCT",
   "ARGUMENTS_ADAPTOR",
   "BUILTIN",
   "BUILTIN_EXIT",
   "NATIVE",
 )

 # This set of constants is generated from a shipping build.
	# Copyright 2019 the V8 project authors. All rights reserved.
	# 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",
	2: "EXTERNAL_INTERNALIZED_STRING_TYPE",
	8: "ONE_BYTE_INTERNALIZED_STRING_TYPE",
	10: "EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE",
	18: "UNCACHED_EXTERNAL_INTERNALIZED_STRING_TYPE",
	26: "UNCACHED_EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE",
	32: "STRING_TYPE",
	33: "CONS_STRING_TYPE",
	34: "EXTERNAL_STRING_TYPE",
	35: "SLICED_STRING_TYPE",
	37: "THIN_STRING_TYPE",
	40: "ONE_BYTE_STRING_TYPE",
	41: "CONS_ONE_BYTE_STRING_TYPE",
	42: "EXTERNAL_ONE_BYTE_STRING_TYPE",
	43: "SLICED_ONE_BYTE_STRING_TYPE",
	45: "THIN_ONE_BYTE_STRING_TYPE",
	50: "UNCACHED_EXTERNAL_STRING_TYPE",
	58: "UNCACHED_EXTERNAL_ONE_BYTE_STRING_TYPE",
	64: "SYMBOL_TYPE",
	65: "BIG_INT_BASE_TYPE",
	66: "HEAP_NUMBER_TYPE",
	67: "ODDBALL_TYPE",
	68: "SOURCE_TEXT_MODULE_TYPE",
	69: "SYNTHETIC_MODULE_TYPE",
	70: "FOREIGN_TYPE",
	71: "PROMISE_FULFILL_REACTION_JOB_TASK_TYPE",
	72: "PROMISE_REJECT_REACTION_JOB_TASK_TYPE",
	73: "CALLABLE_TASK_TYPE",
	74: "CALLBACK_TASK_TYPE",
	75: "PROMISE_RESOLVE_THENABLE_JOB_TASK_TYPE",
	76: "LOAD_HANDLER_TYPE",
	77: "STORE_HANDLER_TYPE",
	78: "FUNCTION_TEMPLATE_INFO_TYPE",
	79: "OBJECT_TEMPLATE_INFO_TYPE",
	80: "ACCESS_CHECK_INFO_TYPE",
	81: "ACCESSOR_INFO_TYPE",
	82: "ACCESSOR_PAIR_TYPE",
	83: "ALIASED_ARGUMENTS_ENTRY_TYPE",
	84: "ALLOCATION_MEMENTO_TYPE",
	85: "ALLOCATION_SITE_TYPE",
	86: "ARRAY_BOILERPLATE_DESCRIPTION_TYPE",
	87: "ASM_WASM_DATA_TYPE",
	88: "ASYNC_GENERATOR_REQUEST_TYPE",
	89: "BREAK_POINT_TYPE",
	90: "BREAK_POINT_INFO_TYPE",
	91: "CACHED_TEMPLATE_OBJECT_TYPE",
	92: "CALL_HANDLER_INFO_TYPE",
	93: "CLASS_POSITIONS_TYPE",
	94: "DEBUG_INFO_TYPE",
	95: "ENUM_CACHE_TYPE",
	96: "FEEDBACK_CELL_TYPE",
	97: "FUNCTION_TEMPLATE_RARE_DATA_TYPE",
	98: "INTERCEPTOR_INFO_TYPE",
	99: "INTERNAL_CLASS_TYPE",
	100: "INTERPRETER_DATA_TYPE",
	101: "PROMISE_CAPABILITY_TYPE",
	102: "PROMISE_REACTION_TYPE",
	103: "PROPERTY_DESCRIPTOR_OBJECT_TYPE",
	104: "PROTOTYPE_INFO_TYPE",
	105: "SCRIPT_TYPE",
	106: "SMI_BOX_TYPE",
	107: "SMI_PAIR_TYPE",
	108: "SORT_STATE_TYPE",
	109: "SOURCE_TEXT_MODULE_INFO_ENTRY_TYPE",
	110: "STACK_FRAME_INFO_TYPE",
	111: "STACK_TRACE_FRAME_TYPE",
	112: "TEMPLATE_OBJECT_DESCRIPTION_TYPE",
	113: "TUPLE2_TYPE",
	114: "WASM_CAPI_FUNCTION_DATA_TYPE",
	115: "WASM_DEBUG_INFO_TYPE",
	116: "WASM_EXCEPTION_TAG_TYPE",
	117: "WASM_EXPORTED_FUNCTION_DATA_TYPE",
	118: "WASM_INDIRECT_FUNCTION_TABLE_TYPE",
	119: "WASM_JS_FUNCTION_DATA_TYPE",
	120: "FIXED_ARRAY_TYPE",
	121: "HASH_TABLE_TYPE",
	122: "EPHEMERON_HASH_TABLE_TYPE",
	123: "GLOBAL_DICTIONARY_TYPE",
	124: "NAME_DICTIONARY_TYPE",
	125: "NUMBER_DICTIONARY_TYPE",
	126: "ORDERED_HASH_MAP_TYPE",
	127: "ORDERED_HASH_SET_TYPE",
	128: "ORDERED_NAME_DICTIONARY_TYPE",
	129: "SIMPLE_NUMBER_DICTIONARY_TYPE",
	130: "STRING_TABLE_TYPE",
	131: "CLOSURE_FEEDBACK_CELL_ARRAY_TYPE",
	132: "OBJECT_BOILERPLATE_DESCRIPTION_TYPE",
	133: "SCOPE_INFO_TYPE",
	134: "SCRIPT_CONTEXT_TABLE_TYPE",
	135: "BYTE_ARRAY_TYPE",
	136: "BYTECODE_ARRAY_TYPE",
	137: "FIXED_DOUBLE_ARRAY_TYPE",
	138: "AWAIT_CONTEXT_TYPE",
	139: "BLOCK_CONTEXT_TYPE",
	140: "CATCH_CONTEXT_TYPE",
	141: "DEBUG_EVALUATE_CONTEXT_TYPE",
	142: "EVAL_CONTEXT_TYPE",
	143: "FUNCTION_CONTEXT_TYPE",
	144: "MODULE_CONTEXT_TYPE",
	145: "NATIVE_CONTEXT_TYPE",
	146: "SCRIPT_CONTEXT_TYPE",
	147: "WITH_CONTEXT_TYPE",
	148: "SMALL_ORDERED_HASH_MAP_TYPE",
	149: "SMALL_ORDERED_HASH_SET_TYPE",
	150: "SMALL_ORDERED_NAME_DICTIONARY_TYPE",
	151: "UNCOMPILED_DATA_WITH_PREPARSE_DATA_TYPE",
	152: "UNCOMPILED_DATA_WITHOUT_PREPARSE_DATA_TYPE",
	153: "WEAK_FIXED_ARRAY_TYPE",
	154: "TRANSITION_ARRAY_TYPE",
	155: "CELL_TYPE",
	156: "CODE_TYPE",
	157: "CODE_DATA_CONTAINER_TYPE",
	158: "COVERAGE_INFO_TYPE",
	159: "DESCRIPTOR_ARRAY_TYPE",
	160: "EMBEDDER_DATA_ARRAY_TYPE",
	161: "FEEDBACK_METADATA_TYPE",
	162: "FEEDBACK_VECTOR_TYPE",
	163: "FILLER_TYPE",
	164: "FREE_SPACE_TYPE",
	165: "MAP_TYPE",
	166: "PREPARSE_DATA_TYPE",
	167: "PROPERTY_ARRAY_TYPE",
	168: "PROPERTY_CELL_TYPE",
	169: "SHARED_FUNCTION_INFO_TYPE",
	170: "WEAK_ARRAY_LIST_TYPE",
	171: "WEAK_CELL_TYPE",
	172: "JS_PROXY_TYPE",
	1057: "JS_OBJECT_TYPE",
	173: "JS_GLOBAL_OBJECT_TYPE",
	174: "JS_GLOBAL_PROXY_TYPE",
	175: "JS_MODULE_NAMESPACE_TYPE",
	1040: "JS_SPECIAL_API_OBJECT_TYPE",
	1041: "JS_PRIMITIVE_WRAPPER_TYPE",
	1042: "JS_MAP_KEY_ITERATOR_TYPE",
	1043: "JS_MAP_KEY_VALUE_ITERATOR_TYPE",
	1044: "JS_MAP_VALUE_ITERATOR_TYPE",
	1045: "JS_SET_KEY_VALUE_ITERATOR_TYPE",
	1046: "JS_SET_VALUE_ITERATOR_TYPE",
	1047: "JS_GENERATOR_OBJECT_TYPE",
	1048: "JS_ASYNC_FUNCTION_OBJECT_TYPE",
	1049: "JS_ASYNC_GENERATOR_OBJECT_TYPE",
	1050: "JS_DATA_VIEW_TYPE",
	1051: "JS_TYPED_ARRAY_TYPE",
	1052: "JS_MAP_TYPE",
	1053: "JS_SET_TYPE",
	1054: "JS_WEAK_MAP_TYPE",
	1055: "JS_WEAK_SET_TYPE",
	1056: "JS_API_OBJECT_TYPE",
	1058: "JS_ARGUMENTS_OBJECT_TYPE",
	1059: "JS_ARRAY_TYPE",
	1060: "JS_ARRAY_BUFFER_TYPE",
	1061: "JS_ARRAY_ITERATOR_TYPE",
	1062: "JS_ASYNC_FROM_SYNC_ITERATOR_TYPE",
	1063: "JS_COLLATOR_TYPE",
	1064: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
	1065: "JS_DATE_TYPE",
	1066: "JS_DATE_TIME_FORMAT_TYPE",
	1067: "JS_DISPLAY_NAMES_TYPE",
	1068: "JS_ERROR_TYPE",
	1069: "JS_FINALIZATION_GROUP_TYPE",
	1070: "JS_FINALIZATION_GROUP_CLEANUP_ITERATOR_TYPE",
	1071: "JS_LIST_FORMAT_TYPE",
	1072: "JS_LOCALE_TYPE",
	1073: "JS_MESSAGE_OBJECT_TYPE",
	1074: "JS_NUMBER_FORMAT_TYPE",
	1075: "JS_PLURAL_RULES_TYPE",
	1076: "JS_PROMISE_TYPE",
	1077: "JS_REG_EXP_TYPE",
	1078: "JS_REG_EXP_STRING_ITERATOR_TYPE",
	1079: "JS_RELATIVE_TIME_FORMAT_TYPE",
	1080: "JS_SEGMENT_ITERATOR_TYPE",
	1081: "JS_SEGMENTER_TYPE",
	1082: "JS_STRING_ITERATOR_TYPE",
	1083: "JS_V8_BREAK_ITERATOR_TYPE",
	1084: "JS_WEAK_REF_TYPE",
	1085: "WASM_EXCEPTION_OBJECT_TYPE",
	1086: "WASM_GLOBAL_OBJECT_TYPE",
	1087: "WASM_INSTANCE_OBJECT_TYPE",
	1088: "WASM_MEMORY_OBJECT_TYPE",
	1089: "WASM_MODULE_OBJECT_TYPE",
	1090: "WASM_TABLE_OBJECT_TYPE",
	1091: "JS_BOUND_FUNCTION_TYPE",
	1092: "JS_FUNCTION_TYPE",
	}

	# List of known V8 maps.
	KNOWN_MAPS = {
	("read_only_space", 0x00121): (164, "FreeSpaceMap"),
	("read_only_space", 0x00169): (165, "MetaMap"),
	("read_only_space", 0x001e1): (67, "NullMap"),
	("read_only_space", 0x00241): (159, "DescriptorArrayMap"),
	("read_only_space", 0x00299): (153, "WeakFixedArrayMap"),
	("read_only_space", 0x002e1): (163, "OnePointerFillerMap"),
	("read_only_space", 0x00329): (163, "TwoPointerFillerMap"),
	("read_only_space", 0x003a1): (67, "UninitializedMap"),
	("read_only_space", 0x00409): (8, "OneByteInternalizedStringMap"),
	("read_only_space", 0x004a1): (67, "UndefinedMap"),
	("read_only_space", 0x004f9): (66, "HeapNumberMap"),
	("read_only_space", 0x00571): (67, "TheHoleMap"),
	("read_only_space", 0x00611): (67, "BooleanMap"),
	("read_only_space", 0x006e1): (135, "ByteArrayMap"),
	("read_only_space", 0x00729): (120, "FixedArrayMap"),
	("read_only_space", 0x00771): (120, "FixedCOWArrayMap"),
	("read_only_space", 0x007b9): (121, "HashTableMap"),
	("read_only_space", 0x00801): (64, "SymbolMap"),
	("read_only_space", 0x00849): (40, "OneByteStringMap"),
	("read_only_space", 0x00891): (133, "ScopeInfoMap"),
	("read_only_space", 0x008d9): (169, "SharedFunctionInfoMap"),
	("read_only_space", 0x00921): (156, "CodeMap"),
	("read_only_space", 0x00969): (155, "CellMap"),
	("read_only_space", 0x009b1): (168, "GlobalPropertyCellMap"),
	("read_only_space", 0x009f9): (70, "ForeignMap"),
	("read_only_space", 0x00a41): (154, "TransitionArrayMap"),
	("read_only_space", 0x00a89): (45, "ThinOneByteStringMap"),
	("read_only_space", 0x00ad1): (162, "FeedbackVectorMap"),
	("read_only_space", 0x00b69): (67, "ArgumentsMarkerMap"),
	("read_only_space", 0x00c01): (67, "ExceptionMap"),
	("read_only_space", 0x00c99): (67, "TerminationExceptionMap"),
	("read_only_space", 0x00d39): (67, "OptimizedOutMap"),
	("read_only_space", 0x00dd1): (67, "StaleRegisterMap"),
	("read_only_space", 0x00e39): (134, "ScriptContextTableMap"),
	("read_only_space", 0x00e81): (131, "ClosureFeedbackCellArrayMap"),
	("read_only_space", 0x00ec9): (161, "FeedbackMetadataArrayMap"),
	("read_only_space", 0x00f11): (120, "ArrayListMap"),
	("read_only_space", 0x00f59): (65, "BigIntMap"),
	("read_only_space", 0x00fa1): (132, "ObjectBoilerplateDescriptionMap"),
	("read_only_space", 0x00fe9): (136, "BytecodeArrayMap"),
	("read_only_space", 0x01031): (157, "CodeDataContainerMap"),
	("read_only_space", 0x01079): (158, "CoverageInfoMap"),
	("read_only_space", 0x010c1): (137, "FixedDoubleArrayMap"),
	("read_only_space", 0x01109): (123, "GlobalDictionaryMap"),
	("read_only_space", 0x01151): (96, "ManyClosuresCellMap"),
	("read_only_space", 0x01199): (120, "ModuleInfoMap"),
	("read_only_space", 0x011e1): (124, "NameDictionaryMap"),
	("read_only_space", 0x01229): (96, "NoClosuresCellMap"),
	("read_only_space", 0x01271): (125, "NumberDictionaryMap"),
	("read_only_space", 0x012b9): (96, "OneClosureCellMap"),
	("read_only_space", 0x01301): (126, "OrderedHashMapMap"),
	("read_only_space", 0x01349): (127, "OrderedHashSetMap"),
	("read_only_space", 0x01391): (128, "OrderedNameDictionaryMap"),
	("read_only_space", 0x013d9): (166, "PreparseDataMap"),
	("read_only_space", 0x01421): (167, "PropertyArrayMap"),
	("read_only_space", 0x01469): (92, "SideEffectCallHandlerInfoMap"),
	("read_only_space", 0x014b1): (92, "SideEffectFreeCallHandlerInfoMap"),
	("read_only_space", 0x014f9): (92, "NextCallSideEffectFreeCallHandlerInfoMap"),
	("read_only_space", 0x01541): (129, "SimpleNumberDictionaryMap"),
	("read_only_space", 0x01589): (120, "SloppyArgumentsElementsMap"),
	("read_only_space", 0x015d1): (148, "SmallOrderedHashMapMap"),
	("read_only_space", 0x01619): (149, "SmallOrderedHashSetMap"),
	("read_only_space", 0x01661): (150, "SmallOrderedNameDictionaryMap"),
	("read_only_space", 0x016a9): (68, "SourceTextModuleMap"),
	("read_only_space", 0x016f1): (130, "StringTableMap"),
	("read_only_space", 0x01739): (69, "SyntheticModuleMap"),
	("read_only_space", 0x01781): (152, "UncompiledDataWithoutPreparseDataMap"),
	("read_only_space", 0x017c9): (151, "UncompiledDataWithPreparseDataMap"),
	("read_only_space", 0x01811): (170, "WeakArrayListMap"),
	("read_only_space", 0x01859): (122, "EphemeronHashTableMap"),
	("read_only_space", 0x018a1): (160, "EmbedderDataArrayMap"),
	("read_only_space", 0x018e9): (171, "WeakCellMap"),
	("read_only_space", 0x01931): (32, "StringMap"),
	("read_only_space", 0x01979): (41, "ConsOneByteStringMap"),
	("read_only_space", 0x019c1): (33, "ConsStringMap"),
	("read_only_space", 0x01a09): (37, "ThinStringMap"),
	("read_only_space", 0x01a51): (35, "SlicedStringMap"),
	("read_only_space", 0x01a99): (43, "SlicedOneByteStringMap"),
	("read_only_space", 0x01ae1): (34, "ExternalStringMap"),
	("read_only_space", 0x01b29): (42, "ExternalOneByteStringMap"),
	("read_only_space", 0x01b71): (50, "UncachedExternalStringMap"),
	("read_only_space", 0x01bb9): (0, "InternalizedStringMap"),
	("read_only_space", 0x01c01): (2, "ExternalInternalizedStringMap"),
	("read_only_space", 0x01c49): (10, "ExternalOneByteInternalizedStringMap"),
	("read_only_space", 0x01c91): (18, "UncachedExternalInternalizedStringMap"),
	("read_only_space", 0x01cd9): (26, "UncachedExternalOneByteInternalizedStringMap"),
	("read_only_space", 0x01d21): (58, "UncachedExternalOneByteStringMap"),
	("read_only_space", 0x01d69): (67, "SelfReferenceMarkerMap"),
	("read_only_space", 0x01dc9): (95, "EnumCacheMap"),
	("read_only_space", 0x01e61): (86, "ArrayBoilerplateDescriptionMap"),
	("read_only_space", 0x02049): (98, "InterceptorInfoMap"),
	("read_only_space", 0x04a39): (71, "PromiseFulfillReactionJobTaskMap"),
	("read_only_space", 0x04a81): (72, "PromiseRejectReactionJobTaskMap"),
	("read_only_space", 0x04ac9): (73, "CallableTaskMap"),
	("read_only_space", 0x04b11): (74, "CallbackTaskMap"),
	("read_only_space", 0x04b59): (75, "PromiseResolveThenableJobTaskMap"),
	("read_only_space", 0x04ba1): (78, "FunctionTemplateInfoMap"),
	("read_only_space", 0x04be9): (79, "ObjectTemplateInfoMap"),
	("read_only_space", 0x04c31): (80, "AccessCheckInfoMap"),
	("read_only_space", 0x04c79): (81, "AccessorInfoMap"),
	("read_only_space", 0x04cc1): (82, "AccessorPairMap"),
	("read_only_space", 0x04d09): (83, "AliasedArgumentsEntryMap"),
	("read_only_space", 0x04d51): (84, "AllocationMementoMap"),
	("read_only_space", 0x04d99): (87, "AsmWasmDataMap"),
	("read_only_space", 0x04de1): (88, "AsyncGeneratorRequestMap"),
	("read_only_space", 0x04e29): (89, "BreakPointMap"),
	("read_only_space", 0x04e71): (90, "BreakPointInfoMap"),
	("read_only_space", 0x04eb9): (91, "CachedTemplateObjectMap"),
	("read_only_space", 0x04f01): (93, "ClassPositionsMap"),
	("read_only_space", 0x04f49): (94, "DebugInfoMap"),
	("read_only_space", 0x04f91): (97, "FunctionTemplateRareDataMap"),
	("read_only_space", 0x04fd9): (100, "InterpreterDataMap"),
	("read_only_space", 0x05021): (101, "PromiseCapabilityMap"),
	("read_only_space", 0x05069): (102, "PromiseReactionMap"),
	("read_only_space", 0x050b1): (103, "PropertyDescriptorObjectMap"),
	("read_only_space", 0x050f9): (104, "PrototypeInfoMap"),
	("read_only_space", 0x05141): (105, "ScriptMap"),
	("read_only_space", 0x05189): (109, "SourceTextModuleInfoEntryMap"),
	("read_only_space", 0x051d1): (110, "StackFrameInfoMap"),
	("read_only_space", 0x05219): (111, "StackTraceFrameMap"),
	("read_only_space", 0x05261): (112, "TemplateObjectDescriptionMap"),
	("read_only_space", 0x052a9): (113, "Tuple2Map"),
	("read_only_space", 0x052f1): (114, "WasmCapiFunctionDataMap"),
	("read_only_space", 0x05339): (115, "WasmDebugInfoMap"),
	("read_only_space", 0x05381): (116, "WasmExceptionTagMap"),
	("read_only_space", 0x053c9): (117, "WasmExportedFunctionDataMap"),
	("read_only_space", 0x05411): (118, "WasmIndirectFunctionTableMap"),
	("read_only_space", 0x05459): (119, "WasmJSFunctionDataMap"),
	("read_only_space", 0x054a1): (99, "InternalClassMap"),
	("read_only_space", 0x054e9): (107, "SmiPairMap"),
	("read_only_space", 0x05531): (106, "SmiBoxMap"),
	("read_only_space", 0x05579): (108, "SortStateMap"),
	("read_only_space", 0x055c1): (85, "AllocationSiteWithWeakNextMap"),
	("read_only_space", 0x05609): (85, "AllocationSiteWithoutWeakNextMap"),
	("read_only_space", 0x05651): (76, "LoadHandler1Map"),
	("read_only_space", 0x05699): (76, "LoadHandler2Map"),
	("read_only_space", 0x056e1): (76, "LoadHandler3Map"),
	("read_only_space", 0x05729): (77, "StoreHandler0Map"),
	("read_only_space", 0x05771): (77, "StoreHandler1Map"),
	("read_only_space", 0x057b9): (77, "StoreHandler2Map"),
	("read_only_space", 0x05801): (77, "StoreHandler3Map"),
	("map_space", 0x00121): (1057, "ExternalMap"),
	("map_space", 0x00169): (1073, "JSMessageObjectMap"),
	}

	# List of known V8 objects.
	KNOWN_OBJECTS = {
	("read_only_space", 0x001b1): "NullValue",
	("read_only_space", 0x00229): "EmptyDescriptorArray",
	("read_only_space", 0x00289): "EmptyWeakFixedArray",
	("read_only_space", 0x00371): "UninitializedValue",
	("read_only_space", 0x00471): "UndefinedValue",
	("read_only_space", 0x004e9): "NanValue",
	("read_only_space", 0x00541): "TheHoleValue",
	("read_only_space", 0x005d1): "HoleNanValue",
	("read_only_space", 0x005e1): "TrueValue",
	("read_only_space", 0x00689): "FalseValue",
	("read_only_space", 0x006d1): "empty_string",
	("read_only_space", 0x00b19): "EmptyScopeInfo",
	("read_only_space", 0x00b29): "EmptyFixedArray",
	("read_only_space", 0x00b39): "ArgumentsMarker",
	("read_only_space", 0x00bd1): "Exception",
	("read_only_space", 0x00c69): "TerminationException",
	("read_only_space", 0x00d09): "OptimizedOut",
	("read_only_space", 0x00da1): "StaleRegister",
	("read_only_space", 0x01db1): "EmptyEnumCache",
	("read_only_space", 0x01e11): "EmptyPropertyArray",
	("read_only_space", 0x01e21): "EmptyByteArray",
	("read_only_space", 0x01e31): "EmptyObjectBoilerplateDescription",
	("read_only_space", 0x01e49): "EmptyArrayBoilerplateDescription",
	("read_only_space", 0x01ea9): "EmptyClosureFeedbackCellArray",
	("read_only_space", 0x01eb9): "EmptySloppyArgumentsElements",
	("read_only_space", 0x01ed9): "EmptySlowElementDictionary",
	("read_only_space", 0x01f21): "EmptyOrderedHashMap",
	("read_only_space", 0x01f49): "EmptyOrderedHashSet",
	("read_only_space", 0x01f71): "EmptyFeedbackMetadata",
	("read_only_space", 0x01f81): "EmptyPropertyCell",
	("read_only_space", 0x01fa9): "EmptyPropertyDictionary",
	("read_only_space", 0x01ff9): "NoOpInterceptorInfo",
	("read_only_space", 0x02091): "EmptyWeakArrayList",
	("read_only_space", 0x020a9): "InfinityValue",
	("read_only_space", 0x020b9): "MinusZeroValue",
	("read_only_space", 0x020c9): "MinusInfinityValue",
	("read_only_space", 0x020d9): "SelfReferenceMarker",
	("read_only_space", 0x02131): "OffHeapTrampolineRelocationInfo",
	("read_only_space", 0x02149): "TrampolineTrivialCodeDataContainer",
	("read_only_space", 0x02161): "TrampolinePromiseRejectionCodeDataContainer",
	("read_only_space", 0x02179): "GlobalThisBindingScopeInfo",
	("read_only_space", 0x021e1): "EmptyFunctionScopeInfo",
	("read_only_space", 0x02231): "NativeScopeInfo",
	("read_only_space", 0x02269): "HashSeed",
	("old_space", 0x00121): "ArgumentsIteratorAccessor",
	("old_space", 0x00191): "ArrayLengthAccessor",
	("old_space", 0x00201): "BoundFunctionLengthAccessor",
	("old_space", 0x00271): "BoundFunctionNameAccessor",
	("old_space", 0x002e1): "ErrorStackAccessor",
	("old_space", 0x00351): "FunctionArgumentsAccessor",
	("old_space", 0x003c1): "FunctionCallerAccessor",
	("old_space", 0x00431): "FunctionNameAccessor",
	("old_space", 0x004a1): "FunctionLengthAccessor",
	("old_space", 0x00511): "FunctionPrototypeAccessor",
	("old_space", 0x00581): "RegExpResultIndicesAccessor",
	("old_space", 0x005f1): "StringLengthAccessor",
	("old_space", 0x00661): "InvalidPrototypeValidityCell",
	("old_space", 0x00671): "EmptyScript",
	("old_space", 0x006f1): "ManyClosuresCell",
	("old_space", 0x00709): "ArrayConstructorProtector",
	("old_space", 0x00731): "NoElementsProtector",
	("old_space", 0x00759): "IsConcatSpreadableProtector",
	("old_space", 0x00781): "ArraySpeciesProtector",
	("old_space", 0x007a9): "TypedArraySpeciesProtector",
	("old_space", 0x007d1): "PromiseSpeciesProtector",
	("old_space", 0x007f9): "StringLengthProtector",
	("old_space", 0x00821): "ArrayIteratorProtector",
	("old_space", 0x00849): "ArrayBufferDetachingProtector",
	("old_space", 0x00871): "PromiseHookProtector",
	("old_space", 0x00899): "PromiseResolveProtector",
	("old_space", 0x008c1): "MapIteratorProtector",
	("old_space", 0x008e9): "PromiseThenProtector",
	("old_space", 0x00911): "SetIteratorProtector",
	("old_space", 0x00939): "StringIteratorProtector",
	("old_space", 0x00961): "SingleCharacterStringCache",
	("old_space", 0x01171): "StringSplitCache",
	("old_space", 0x01981): "RegExpMultipleCache",
	("old_space", 0x02191): "BuiltinsConstantsTable",
	}

	# List of known V8 Frame Markers.
	FRAME_MARKERS = (
	"ENTRY",
	"CONSTRUCT_ENTRY",
	"EXIT",
	"OPTIMIZED",
	"WASM_COMPILED",
	"WASM_TO_JS",
	"JS_TO_WASM",
	"WASM_INTERPRETER_ENTRY",
	"C_WASM_ENTRY",
	"WASM_EXIT",
	"WASM_COMPILE_LAZY",
	"INTERPRETED",
	"STUB",
	"BUILTIN_CONTINUATION",
	"JAVA_SCRIPT_BUILTIN_CONTINUATION",
	"JAVA_SCRIPT_BUILTIN_CONTINUATION_WITH_CATCH",
	"INTERNAL",
	"CONSTRUCT",
	"ARGUMENTS_ADAPTOR",
	"BUILTIN",
	"BUILTIN_EXIT",
	"NATIVE",
	)

	# This set of constants is generated from a shipping build.