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v8/tools/v8heapconst.py
rafaelw@chromium.org 6b5a4cdef2 V8 Microtask Queue & API 
This patch generalizes Object.observe callbacks and promise resolution into a FIFO queue called a "microtask queue".

It also exposes new V8 API which exposes the microtask queue to the embedder. In particular, it allows the embedder to

-schedule a microtask (EnqueueExternalMicrotask)
-run the microtask queue (RunMicrotasks)
-control whether the microtask queue is run automatically within V8 when the last script exits (SetAutorunMicrotasks).

R=dcarney@chromium.org, rossberg@chromium.org, dcarney, rossberg, svenpanne
BUG=

Review URL: https://codereview.chromium.org/154283002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19344 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2014-02-12 22:04:19 +00:00

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# Copyright 2013 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.
# This file is automatically generated from the V8 source and should not
# be modified manually, run 'make grokdump' instead to update this file.
# List of known V8 instance types.
INSTANCE_TYPES = {
64: "STRING_TYPE",
68: "ASCII_STRING_TYPE",
65: "CONS_STRING_TYPE",
69: "CONS_ASCII_STRING_TYPE",
67: "SLICED_STRING_TYPE",
71: "SLICED_ASCII_STRING_TYPE",
66: "EXTERNAL_STRING_TYPE",
70: "EXTERNAL_ASCII_STRING_TYPE",
74: "EXTERNAL_STRING_WITH_ONE_BYTE_DATA_TYPE",
82: "SHORT_EXTERNAL_STRING_TYPE",
86: "SHORT_EXTERNAL_ASCII_STRING_TYPE",
90: "SHORT_EXTERNAL_STRING_WITH_ONE_BYTE_DATA_TYPE",
0: "INTERNALIZED_STRING_TYPE",
4: "ASCII_INTERNALIZED_STRING_TYPE",
1: "CONS_INTERNALIZED_STRING_TYPE",
5: "CONS_ASCII_INTERNALIZED_STRING_TYPE",
2: "EXTERNAL_INTERNALIZED_STRING_TYPE",
6: "EXTERNAL_ASCII_INTERNALIZED_STRING_TYPE",
10: "EXTERNAL_INTERNALIZED_STRING_WITH_ONE_BYTE_DATA_TYPE",
18: "SHORT_EXTERNAL_INTERNALIZED_STRING_TYPE",
22: "SHORT_EXTERNAL_ASCII_INTERNALIZED_STRING_TYPE",
26: "SHORT_EXTERNAL_INTERNALIZED_STRING_WITH_ONE_BYTE_DATA_TYPE",
128: "SYMBOL_TYPE",
129: "MAP_TYPE",
130: "CODE_TYPE",
131: "ODDBALL_TYPE",
132: "CELL_TYPE",
133: "PROPERTY_CELL_TYPE",
134: "HEAP_NUMBER_TYPE",
135: "FOREIGN_TYPE",
136: "BYTE_ARRAY_TYPE",
137: "FREE_SPACE_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.
KNOWN_MAPS = {
0x08081: (136, "ByteArrayMap"),
0x080a9: (129, "MetaMap"),
0x080d1: (131, "OddballMap"),
0x080f9: (4, "AsciiInternalizedStringMap"),
0x08121: (179, "FixedArrayMap"),
0x08149: (134, "HeapNumberMap"),
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"),
0x083f1: (65, "ConsStringMap"),
0x08419: (69, "ConsAsciiStringMap"),
0x08441: (67, "SlicedStringMap"),
0x08469: (71, "SlicedAsciiStringMap"),
0x08491: (66, "ExternalStringMap"),
0x084b9: (74, "ExternalStringWithOneByteDataMap"),
0x084e1: (70, "ExternalAsciiStringMap"),
0x08509: (82, "ShortExternalStringMap"),
0x08531: (90, "ShortExternalStringWithOneByteDataMap"),
0x08559: (0, "InternalizedStringMap"),
0x08581: (1, "ConsInternalizedStringMap"),
0x085a9: (5, "ConsAsciiInternalizedStringMap"),
0x085d1: (2, "ExternalInternalizedStringMap"),
0x085f9: (10, "ExternalInternalizedStringWithOneByteDataMap"),
0x08621: (6, "ExternalAsciiInternalizedStringMap"),
0x08649: (18, "ShortExternalInternalizedStringMap"),
0x08671: (26, "ShortExternalInternalizedStringWithOneByteDataMap"),
0x08699: (22, "ShortExternalAsciiInternalizedStringMap"),
0x086c1: (86, "ShortExternalAsciiStringMap"),
0x086e9: (64, "UndetectableStringMap"),
0x08711: (68, "UndetectableAsciiStringMap"),
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", 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", 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",
}
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