V8 Microtask Queue & API

tools/v8heapconst.py

Index: tools/v8heapconst.py
diff --git a/tools/v8heapconst.py b/tools/v8heapconst.py
index 2c34116540be6d89bf8d7ae69dff02e9e6c13ec4..1dda399d61c66ab4403343fe8c636c672b8f37c5 100644
--- a/tools/v8heapconst.py
+++ b/tools/v8heapconst.py
@@ -62,63 +62,72 @@ INSTANCE_TYPES = {
   135: "FOREIGN_TYPE",
   136: "BYTE_ARRAY_TYPE",
   137: "FREE_SPACE_TYPE",
-  138: "EXTERNAL_BYTE_ARRAY_TYPE",
-  139: "EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE",
-  140: "EXTERNAL_SHORT_ARRAY_TYPE",
-  141: "EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE",
-  142: "EXTERNAL_INT_ARRAY_TYPE",
-  143: "EXTERNAL_UNSIGNED_INT_ARRAY_TYPE",
-  144: "EXTERNAL_FLOAT_ARRAY_TYPE",
-  145: "EXTERNAL_DOUBLE_ARRAY_TYPE",
-  146: "EXTERNAL_PIXEL_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",
-  171: "FIXED_ARRAY_TYPE",
-  147: "FIXED_DOUBLE_ARRAY_TYPE",
-  148: "CONSTANT_POOL_ARRAY_TYPE",
-  172: "SHARED_FUNCTION_INFO_TYPE",
-  173: "JS_MESSAGE_OBJECT_TYPE",
-  176: "JS_VALUE_TYPE",
-  177: "JS_DATE_TYPE",
-  178: "JS_OBJECT_TYPE",
-  179: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
-  180: "JS_GENERATOR_OBJECT_TYPE",
-  181: "JS_MODULE_TYPE",
-  182: "JS_GLOBAL_OBJECT_TYPE",
-  183: "JS_BUILTINS_OBJECT_TYPE",
-  184: "JS_GLOBAL_PROXY_TYPE",
-  185: "JS_ARRAY_TYPE",
-  186: "JS_ARRAY_BUFFER_TYPE",
-  187: "JS_TYPED_ARRAY_TYPE",
-  188: "JS_DATA_VIEW_TYPE",
-  175: "JS_PROXY_TYPE",
-  189: "JS_SET_TYPE",
-  190: "JS_MAP_TYPE",
-  191: "JS_WEAK_MAP_TYPE",
-  192: "JS_WEAK_SET_TYPE",
-  193: "JS_REGEXP_TYPE",
-  194: "JS_FUNCTION_TYPE",
-  174: "JS_FUNCTION_PROXY_TYPE",
-  169: "DEBUG_INFO_TYPE",
-  170: "BREAK_POINT_INFO_TYPE",
+  138: "EXTERNAL_INT8_ARRAY_TYPE",
+  139: "EXTERNAL_UINT8_ARRAY_TYPE",
+  140: "EXTERNAL_INT16_ARRAY_TYPE",
+  141: "EXTERNAL_UINT16_ARRAY_TYPE",
+  142: "EXTERNAL_INT32_ARRAY_TYPE",
+  143: "EXTERNAL_UINT32_ARRAY_TYPE",
+  144: "EXTERNAL_FLOAT32_ARRAY_TYPE",
+  145: "EXTERNAL_FLOAT64_ARRAY_TYPE",
+  146: "EXTERNAL_UINT8_CLAMPED_ARRAY_TYPE",
+  147: "FIXED_INT8_ARRAY_TYPE",
+  148: "FIXED_UINT8_ARRAY_TYPE",
+  149: "FIXED_INT16_ARRAY_TYPE",
+  150: "FIXED_UINT16_ARRAY_TYPE",
+  151: "FIXED_INT32_ARRAY_TYPE",
+  152: "FIXED_UINT32_ARRAY_TYPE",
+  153: "FIXED_FLOAT32_ARRAY_TYPE",
+  154: "FIXED_FLOAT64_ARRAY_TYPE",
+  155: "FIXED_UINT8_CLAMPED_ARRAY_TYPE",
+  157: "FILLER_TYPE",
+  158: "DECLARED_ACCESSOR_DESCRIPTOR_TYPE",
+  159: "DECLARED_ACCESSOR_INFO_TYPE",
+  160: "EXECUTABLE_ACCESSOR_INFO_TYPE",
+  161: "ACCESSOR_PAIR_TYPE",
+  162: "ACCESS_CHECK_INFO_TYPE",
+  163: "INTERCEPTOR_INFO_TYPE",
+  164: "CALL_HANDLER_INFO_TYPE",
+  165: "FUNCTION_TEMPLATE_INFO_TYPE",
+  166: "OBJECT_TEMPLATE_INFO_TYPE",
+  167: "SIGNATURE_INFO_TYPE",
+  168: "TYPE_SWITCH_INFO_TYPE",
+  170: "ALLOCATION_MEMENTO_TYPE",
+  169: "ALLOCATION_SITE_TYPE",
+  171: "SCRIPT_TYPE",
+  172: "CODE_CACHE_TYPE",
+  173: "POLYMORPHIC_CODE_CACHE_TYPE",
+  174: "TYPE_FEEDBACK_INFO_TYPE",
+  175: "ALIASED_ARGUMENTS_ENTRY_TYPE",
+  176: "BOX_TYPE",
+  179: "FIXED_ARRAY_TYPE",
+  156: "FIXED_DOUBLE_ARRAY_TYPE",
+  180: "CONSTANT_POOL_ARRAY_TYPE",
+  181: "SHARED_FUNCTION_INFO_TYPE",
+  182: "JS_MESSAGE_OBJECT_TYPE",
+  185: "JS_VALUE_TYPE",
+  186: "JS_DATE_TYPE",
+  187: "JS_OBJECT_TYPE",
+  188: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
+  189: "JS_GENERATOR_OBJECT_TYPE",
+  190: "JS_MODULE_TYPE",
+  191: "JS_GLOBAL_OBJECT_TYPE",
+  192: "JS_BUILTINS_OBJECT_TYPE",
+  193: "JS_GLOBAL_PROXY_TYPE",
+  194: "JS_ARRAY_TYPE",
+  195: "JS_ARRAY_BUFFER_TYPE",
+  196: "JS_TYPED_ARRAY_TYPE",
+  197: "JS_DATA_VIEW_TYPE",
+  184: "JS_PROXY_TYPE",
+  198: "JS_SET_TYPE",
+  199: "JS_MAP_TYPE",
+  200: "JS_WEAK_MAP_TYPE",
+  201: "JS_WEAK_SET_TYPE",
+  202: "JS_REGEXP_TYPE",
+  203: "JS_FUNCTION_TYPE",
+  183: "JS_FUNCTION_PROXY_TYPE",
+  177: "DEBUG_INFO_TYPE",
+  178: "BREAK_POINT_INFO_TYPE",
 }
 
 # List of known V8 maps.
@@ -127,21 +136,21 @@ KNOWN_MAPS = {
   0x080a9: (129, "MetaMap"),
   0x080d1: (131, "OddballMap"),
   0x080f9: (4, "AsciiInternalizedStringMap"),
-  0x08121: (171, "FixedArrayMap"),
+  0x08121: (179, "FixedArrayMap"),
   0x08149: (134, "HeapNumberMap"),
-  0x08171: (137, "FreeSpaceMap"),
-  0x08199: (149, "OnePointerFillerMap"),
-  0x081c1: (149, "TwoPointerFillerMap"),
-  0x081e9: (132, "CellMap"),
-  0x08211: (133, "GlobalPropertyCellMap"),
-  0x08239: (172, "SharedFunctionInfoMap"),
-  0x08261: (171, "NativeContextMap"),
-  0x08289: (130, "CodeMap"),
-  0x082b1: (171, "ScopeInfoMap"),
-  0x082d9: (171, "FixedCOWArrayMap"),
-  0x08301: (147, "FixedDoubleArrayMap"),
-  0x08329: (148, "ConstantPoolArrayMap"),
-  0x08351: (171, "HashTableMap"),
+  0x08171: (130, "CodeMap"),
+  0x08199: (180, "ConstantPoolArrayMap"),
+  0x081c1: (137, "FreeSpaceMap"),
+  0x081e9: (157, "OnePointerFillerMap"),
+  0x08211: (157, "TwoPointerFillerMap"),
+  0x08239: (132, "CellMap"),
+  0x08261: (133, "GlobalPropertyCellMap"),
+  0x08289: (181, "SharedFunctionInfoMap"),
+  0x082b1: (179, "NativeContextMap"),
+  0x082d9: (179, "ScopeInfoMap"),
+  0x08301: (179, "FixedCOWArrayMap"),
+  0x08329: (156, "FixedDoubleArrayMap"),
+  0x08351: (179, "HashTableMap"),
   0x08379: (128, "SymbolMap"),
   0x083a1: (64, "StringMap"),
   0x083c9: (68, "AsciiStringMap"),
@@ -166,92 +175,104 @@ KNOWN_MAPS = {
   0x086c1: (86, "ShortExternalAsciiStringMap"),
   0x086e9: (64, "UndetectableStringMap"),
   0x08711: (68, "UndetectableAsciiStringMap"),
-  0x08739: (138, "ExternalByteArrayMap"),
-  0x08761: (139, "ExternalUnsignedByteArrayMap"),
-  0x08789: (140, "ExternalShortArrayMap"),
-  0x087b1: (141, "ExternalUnsignedShortArrayMap"),
-  0x087d9: (142, "ExternalIntArrayMap"),
-  0x08801: (143, "ExternalUnsignedIntArrayMap"),
-  0x08829: (144, "ExternalFloatArrayMap"),
-  0x08851: (145, "ExternalDoubleArrayMap"),
-  0x08879: (146, "ExternalPixelArrayMap"),
-  0x088a1: (171, "NonStrictArgumentsElementsMap"),
-  0x088c9: (171, "FunctionContextMap"),
-  0x088f1: (171, "CatchContextMap"),
-  0x08919: (171, "WithContextMap"),
-  0x08941: (171, "BlockContextMap"),
-  0x08969: (171, "ModuleContextMap"),
-  0x08991: (171, "GlobalContextMap"),
-  0x089b9: (173, "JSMessageObjectMap"),
-  0x089e1: (135, "ForeignMap"),
-  0x08a09: (178, "NeanderMap"),
-  0x08a31: (162, "AllocationMementoMap"),
-  0x08a59: (161, "AllocationSiteMap"),
-  0x08a81: (165, "PolymorphicCodeCacheMap"),
-  0x08aa9: (163, "ScriptMap"),
-  0x08af9: (178, "ExternalMap"),
-  0x08b21: (168, "BoxMap"),
-  0x08b49: (150, "DeclaredAccessorDescriptorMap"),
-  0x08b71: (151, "DeclaredAccessorInfoMap"),
-  0x08b99: (152, "ExecutableAccessorInfoMap"),
-  0x08bc1: (153, "AccessorPairMap"),
-  0x08be9: (154, "AccessCheckInfoMap"),
-  0x08c11: (155, "InterceptorInfoMap"),
-  0x08c39: (156, "CallHandlerInfoMap"),
-  0x08c61: (157, "FunctionTemplateInfoMap"),
-  0x08c89: (158, "ObjectTemplateInfoMap"),
-  0x08cb1: (159, "SignatureInfoMap"),
-  0x08cd9: (160, "TypeSwitchInfoMap"),
-  0x08d01: (164, "CodeCacheMap"),
-  0x08d29: (166, "TypeFeedbackInfoMap"),
-  0x08d51: (167, "AliasedArgumentsEntryMap"),
-  0x08d79: (169, "DebugInfoMap"),
-  0x08da1: (170, "BreakPointInfoMap"),
+  0x08739: (138, "ExternalInt8ArrayMap"),
+  0x08761: (139, "ExternalUint8ArrayMap"),
+  0x08789: (140, "ExternalInt16ArrayMap"),
+  0x087b1: (141, "ExternalUint16ArrayMap"),
+  0x087d9: (142, "ExternalInt32ArrayMap"),
+  0x08801: (143, "ExternalUint32ArrayMap"),
+  0x08829: (144, "ExternalFloat32ArrayMap"),
+  0x08851: (145, "ExternalFloat64ArrayMap"),
+  0x08879: (146, "ExternalUint8ClampedArrayMap"),
+  0x088a1: (148, "FixedUint8ArrayMap"),
+  0x088c9: (147, "FixedInt8ArrayMap"),
+  0x088f1: (150, "FixedUint16ArrayMap"),
+  0x08919: (149, "FixedInt16ArrayMap"),
+  0x08941: (152, "FixedUint32ArrayMap"),
+  0x08969: (151, "FixedInt32ArrayMap"),
+  0x08991: (153, "FixedFloat32ArrayMap"),
+  0x089b9: (154, "FixedFloat64ArrayMap"),
+  0x089e1: (155, "FixedUint8ClampedArrayMap"),
+  0x08a09: (179, "NonStrictArgumentsElementsMap"),
+  0x08a31: (179, "FunctionContextMap"),
+  0x08a59: (179, "CatchContextMap"),
+  0x08a81: (179, "WithContextMap"),
+  0x08aa9: (179, "BlockContextMap"),
+  0x08ad1: (179, "ModuleContextMap"),
+  0x08af9: (179, "GlobalContextMap"),
+  0x08b21: (182, "JSMessageObjectMap"),
+  0x08b49: (135, "ForeignMap"),
+  0x08b71: (187, "NeanderMap"),
+  0x08b99: (170, "AllocationMementoMap"),
+  0x08bc1: (169, "AllocationSiteMap"),
+  0x08be9: (173, "PolymorphicCodeCacheMap"),
+  0x08c11: (171, "ScriptMap"),
+  0x08c61: (187, "ExternalMap"),
+  0x08cb1: (176, "BoxMap"),
+  0x08cd9: (158, "DeclaredAccessorDescriptorMap"),
+  0x08d01: (159, "DeclaredAccessorInfoMap"),
+  0x08d29: (160, "ExecutableAccessorInfoMap"),
+  0x08d51: (161, "AccessorPairMap"),
+  0x08d79: (162, "AccessCheckInfoMap"),
+  0x08da1: (163, "InterceptorInfoMap"),
+  0x08dc9: (164, "CallHandlerInfoMap"),
+  0x08df1: (165, "FunctionTemplateInfoMap"),
+  0x08e19: (166, "ObjectTemplateInfoMap"),
+  0x08e41: (167, "SignatureInfoMap"),
+  0x08e69: (168, "TypeSwitchInfoMap"),
+  0x08e91: (172, "CodeCacheMap"),
+  0x08eb9: (174, "TypeFeedbackInfoMap"),
+  0x08ee1: (175, "AliasedArgumentsEntryMap"),
+  0x08f09: (177, "DebugInfoMap"),
+  0x08f31: (178, "BreakPointInfoMap"),
 }
 
 # List of known V8 objects.
 KNOWN_OBJECTS = {
   ("OLD_POINTER_SPACE", 0x08081): "NullValue",
   ("OLD_POINTER_SPACE", 0x08091): "UndefinedValue",
-  ("OLD_POINTER_SPACE", 0x080a1): "TheHoleValue",
-  ("OLD_POINTER_SPACE", 0x080b1): "TrueValue",
-  ("OLD_POINTER_SPACE", 0x080c1): "FalseValue",
-  ("OLD_POINTER_SPACE", 0x080d1): "UninitializedValue",
-  ("OLD_POINTER_SPACE", 0x080e1): "NoInterceptorResultSentinel",
-  ("OLD_POINTER_SPACE", 0x080f1): "ArgumentsMarker",
-  ("OLD_POINTER_SPACE", 0x08101): "NumberStringCache",
-  ("OLD_POINTER_SPACE", 0x08909): "SingleCharacterStringCache",
-  ("OLD_POINTER_SPACE", 0x08d11): "StringSplitCache",
-  ("OLD_POINTER_SPACE", 0x09119): "RegExpMultipleCache",
-  ("OLD_POINTER_SPACE", 0x09521): "TerminationException",
-  ("OLD_POINTER_SPACE", 0x09531): "MessageListeners",
-  ("OLD_POINTER_SPACE", 0x0954d): "CodeStubs",
-  ("OLD_POINTER_SPACE", 0x10485): "NonMonomorphicCache",
-  ("OLD_POINTER_SPACE", 0x10a99): "PolymorphicCodeCache",
-  ("OLD_POINTER_SPACE", 0x10aa1): "NativesSourceCache",
-  ("OLD_POINTER_SPACE", 0x10aed): "EmptyScript",
-  ("OLD_POINTER_SPACE", 0x10b25): "IntrinsicFunctionNames",
-  ("OLD_POINTER_SPACE", 0x13b41): "ObservationState",
-  ("OLD_POINTER_SPACE", 0x13b4d): "FrozenSymbol",
-  ("OLD_POINTER_SPACE", 0x13b5d): "ElementsTransitionSymbol",
-  ("OLD_POINTER_SPACE", 0x13b6d): "EmptySlowElementDictionary",
-  ("OLD_POINTER_SPACE", 0x13d09): "ObservedSymbol",
-  ("OLD_POINTER_SPACE", 0x32325): "StringTable",
+  ("OLD_POINTER_SPACE", 0x0810d): "TheHoleValue",
+  ("OLD_POINTER_SPACE", 0x0811d): "TerminationException",
+  ("OLD_POINTER_SPACE", 0x0812d): "TrueValue",
+  ("OLD_POINTER_SPACE", 0x0813d): "FalseValue",
+  ("OLD_POINTER_SPACE", 0x081b9): "UninitializedValue",
+  ("OLD_POINTER_SPACE", 0x081c9): "NoInterceptorResultSentinel",
+  ("OLD_POINTER_SPACE", 0x081d9): "ArgumentsMarker",
+  ("OLD_POINTER_SPACE", 0x081e9): "NumberStringCache",
+  ("OLD_POINTER_SPACE", 0x089f1): "SingleCharacterStringCache",
+  ("OLD_POINTER_SPACE", 0x08df9): "StringSplitCache",
+  ("OLD_POINTER_SPACE", 0x09201): "RegExpMultipleCache",
+  ("OLD_POINTER_SPACE", 0x09609): "MessageListeners",
+  ("OLD_POINTER_SPACE", 0x09625): "CodeStubs",
+  ("OLD_POINTER_SPACE", 0x103e9): "NonMonomorphicCache",
+  ("OLD_POINTER_SPACE", 0x109fd): "PolymorphicCodeCache",
+  ("OLD_POINTER_SPACE", 0x10a05): "NativesSourceCache",
+  ("OLD_POINTER_SPACE", 0x10a51): "EmptyScript",
+  ("OLD_POINTER_SPACE", 0x10a89): "IntrinsicFunctionNames",
+  ("OLD_POINTER_SPACE", 0x13aa5): "ObservationState",
+  ("OLD_POINTER_SPACE", 0x13ab1): "FrozenSymbol",
+  ("OLD_POINTER_SPACE", 0x13ac1): "ElementsTransitionSymbol",
+  ("OLD_POINTER_SPACE", 0x13ad1): "EmptySlowElementDictionary",
+  ("OLD_POINTER_SPACE", 0x13c6d): "ObservedSymbol",
+  ("OLD_POINTER_SPACE", 0x13c7d): "AllocationSitesScratchpad",
+  ("OLD_POINTER_SPACE", 0x14085): "MicrotaskState",
+  ("OLD_POINTER_SPACE", 0x32885): "StringTable",
   ("OLD_DATA_SPACE", 0x08099): "EmptyDescriptorArray",
   ("OLD_DATA_SPACE", 0x080a1): "EmptyFixedArray",
   ("OLD_DATA_SPACE", 0x080a9): "NanValue",
-  ("OLD_DATA_SPACE", 0x08141): "EmptyByteArray",
-  ("OLD_DATA_SPACE", 0x08279): "EmptyExternalByteArray",
-  ("OLD_DATA_SPACE", 0x08285): "EmptyExternalUnsignedByteArray",
-  ("OLD_DATA_SPACE", 0x08291): "EmptyExternalShortArray",
-  ("OLD_DATA_SPACE", 0x0829d): "EmptyExternalUnsignedShortArray",
-  ("OLD_DATA_SPACE", 0x082a9): "EmptyExternalIntArray",
-  ("OLD_DATA_SPACE", 0x082b5): "EmptyExternalUnsignedIntArray",
-  ("OLD_DATA_SPACE", 0x082c1): "EmptyExternalFloatArray",
-  ("OLD_DATA_SPACE", 0x082cd): "EmptyExternalDoubleArray",
-  ("OLD_DATA_SPACE", 0x082d9): "EmptyExternalPixelArray",
-  ("OLD_DATA_SPACE", 0x082e5): "InfinityValue",
-  ("OLD_DATA_SPACE", 0x082f1): "MinusZeroValue",
-  ("CODE_SPACE", 0x14181): "JsConstructEntryCode",
-  ("CODE_SPACE", 0x15c61): "JsEntryCode",
+  ("OLD_DATA_SPACE", 0x080e5): "EmptyConstantPoolArray",
+  ("OLD_DATA_SPACE", 0x08235): "EmptyByteArray",
+  ("OLD_DATA_SPACE", 0x08349): "EmptyExternalInt8Array",
+  ("OLD_DATA_SPACE", 0x08355): "EmptyExternalUint8Array",
+  ("OLD_DATA_SPACE", 0x08361): "EmptyExternalInt16Array",
+  ("OLD_DATA_SPACE", 0x0836d): "EmptyExternalUint16Array",
+  ("OLD_DATA_SPACE", 0x08379): "EmptyExternalInt32Array",
+  ("OLD_DATA_SPACE", 0x08385): "EmptyExternalUint32Array",
+  ("OLD_DATA_SPACE", 0x08391): "EmptyExternalFloat32Array",
+  ("OLD_DATA_SPACE", 0x0839d): "EmptyExternalFloat64Array",
+  ("OLD_DATA_SPACE", 0x083a9): "EmptyExternalUint8ClampedArray",
+  ("OLD_DATA_SPACE", 0x083b5): "InfinityValue",
+  ("OLD_DATA_SPACE", 0x083c1): "MinusZeroValue",
+  ("CODE_SPACE", 0x13c81): "JsConstructEntryCode",
+  ("CODE_SPACE", 0x215a1): "JsEntryCode",
 }