v8/tools/v8heapconst.py
Igor Sheludko cc9e77abe8 Reland^2 "[runtime] Slightly optimize creation of class literals."
This CL also includes fixes for CF issues found while the previous
reland was active.

Bug: v8:5799, chromium:783902, chromium:783926, chromium:783822
Change-Id: I1f7d9b037d90838469c45f5d72771a77444c662e
Reviewed-on: https://chromium-review.googlesource.com/764067
Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Commit-Queue: Igor Sheludko <ishell@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49457}
2017-11-17 18:15:34 +00:00

348 lines
12 KiB
Python

# Copyright 2017 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: "EXTERNAL_INTERNALIZED_STRING_WITH_ONE_BYTE_DATA_TYPE",
34: "SHORT_EXTERNAL_INTERNALIZED_STRING_TYPE",
42: "SHORT_EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE",
50: "SHORT_EXTERNAL_INTERNALIZED_STRING_WITH_ONE_BYTE_DATA_TYPE",
64: "STRING_TYPE",
65: "CONS_STRING_TYPE",
66: "EXTERNAL_STRING_TYPE",
67: "SLICED_STRING_TYPE",
69: "THIN_STRING_TYPE",
72: "ONE_BYTE_STRING_TYPE",
73: "CONS_ONE_BYTE_STRING_TYPE",
74: "EXTERNAL_ONE_BYTE_STRING_TYPE",
75: "SLICED_ONE_BYTE_STRING_TYPE",
77: "THIN_ONE_BYTE_STRING_TYPE",
82: "EXTERNAL_STRING_WITH_ONE_BYTE_DATA_TYPE",
98: "SHORT_EXTERNAL_STRING_TYPE",
106: "SHORT_EXTERNAL_ONE_BYTE_STRING_TYPE",
114: "SHORT_EXTERNAL_STRING_WITH_ONE_BYTE_DATA_TYPE",
128: "SYMBOL_TYPE",
129: "HEAP_NUMBER_TYPE",
130: "BIGINT_TYPE",
131: "ODDBALL_TYPE",
132: "MAP_TYPE",
133: "CODE_TYPE",
134: "MUTABLE_HEAP_NUMBER_TYPE",
135: "FOREIGN_TYPE",
136: "BYTE_ARRAY_TYPE",
137: "BYTECODE_ARRAY_TYPE",
138: "FREE_SPACE_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",
148: "FIXED_DOUBLE_ARRAY_TYPE",
149: "FILLER_TYPE",
150: "ACCESSOR_INFO_TYPE",
151: "ACCESSOR_PAIR_TYPE",
152: "ACCESS_CHECK_INFO_TYPE",
153: "INTERCEPTOR_INFO_TYPE",
154: "FUNCTION_TEMPLATE_INFO_TYPE",
155: "OBJECT_TEMPLATE_INFO_TYPE",
156: "ALLOCATION_SITE_TYPE",
157: "ALLOCATION_MEMENTO_TYPE",
158: "SCRIPT_TYPE",
159: "ALIASED_ARGUMENTS_ENTRY_TYPE",
160: "PROMISE_RESOLVE_THENABLE_JOB_INFO_TYPE",
161: "PROMISE_REACTION_JOB_INFO_TYPE",
162: "DEBUG_INFO_TYPE",
163: "STACK_FRAME_INFO_TYPE",
164: "PROTOTYPE_INFO_TYPE",
165: "TUPLE2_TYPE",
166: "TUPLE3_TYPE",
167: "CONTEXT_EXTENSION_TYPE",
168: "MODULE_TYPE",
169: "MODULE_INFO_ENTRY_TYPE",
170: "ASYNC_GENERATOR_REQUEST_TYPE",
171: "FIXED_ARRAY_TYPE",
172: "HASH_TABLE_TYPE",
173: "FEEDBACK_VECTOR_TYPE",
174: "TRANSITION_ARRAY_TYPE",
175: "PROPERTY_ARRAY_TYPE",
176: "SHARED_FUNCTION_INFO_TYPE",
177: "CELL_TYPE",
178: "WEAK_CELL_TYPE",
179: "PROPERTY_CELL_TYPE",
180: "SMALL_ORDERED_HASH_MAP_TYPE",
181: "SMALL_ORDERED_HASH_SET_TYPE",
182: "CODE_DATA_CONTAINER_TYPE",
183: "JS_PROXY_TYPE",
184: "JS_GLOBAL_OBJECT_TYPE",
185: "JS_GLOBAL_PROXY_TYPE",
186: "JS_MODULE_NAMESPACE_TYPE",
187: "JS_SPECIAL_API_OBJECT_TYPE",
188: "JS_VALUE_TYPE",
189: "JS_MESSAGE_OBJECT_TYPE",
190: "JS_DATE_TYPE",
191: "JS_API_OBJECT_TYPE",
192: "JS_OBJECT_TYPE",
193: "JS_ARGUMENTS_TYPE",
194: "JS_CONTEXT_EXTENSION_OBJECT_TYPE",
195: "JS_GENERATOR_OBJECT_TYPE",
196: "JS_ASYNC_GENERATOR_OBJECT_TYPE",
197: "JS_ARRAY_TYPE",
198: "JS_ARRAY_BUFFER_TYPE",
199: "JS_TYPED_ARRAY_TYPE",
200: "JS_DATA_VIEW_TYPE",
201: "JS_SET_TYPE",
202: "JS_MAP_TYPE",
203: "JS_SET_KEY_VALUE_ITERATOR_TYPE",
204: "JS_SET_VALUE_ITERATOR_TYPE",
205: "JS_MAP_KEY_ITERATOR_TYPE",
206: "JS_MAP_KEY_VALUE_ITERATOR_TYPE",
207: "JS_MAP_VALUE_ITERATOR_TYPE",
208: "JS_WEAK_MAP_TYPE",
209: "JS_WEAK_SET_TYPE",
210: "JS_PROMISE_TYPE",
211: "JS_REGEXP_TYPE",
212: "JS_ERROR_TYPE",
213: "JS_ASYNC_FROM_SYNC_ITERATOR_TYPE",
214: "JS_STRING_ITERATOR_TYPE",
215: "JS_TYPED_ARRAY_KEY_ITERATOR_TYPE",
216: "JS_FAST_ARRAY_KEY_ITERATOR_TYPE",
217: "JS_GENERIC_ARRAY_KEY_ITERATOR_TYPE",
218: "JS_UINT8_ARRAY_KEY_VALUE_ITERATOR_TYPE",
219: "JS_INT8_ARRAY_KEY_VALUE_ITERATOR_TYPE",
220: "JS_UINT16_ARRAY_KEY_VALUE_ITERATOR_TYPE",
221: "JS_INT16_ARRAY_KEY_VALUE_ITERATOR_TYPE",
222: "JS_UINT32_ARRAY_KEY_VALUE_ITERATOR_TYPE",
223: "JS_INT32_ARRAY_KEY_VALUE_ITERATOR_TYPE",
224: "JS_FLOAT32_ARRAY_KEY_VALUE_ITERATOR_TYPE",
225: "JS_FLOAT64_ARRAY_KEY_VALUE_ITERATOR_TYPE",
226: "JS_UINT8_CLAMPED_ARRAY_KEY_VALUE_ITERATOR_TYPE",
227: "JS_FAST_SMI_ARRAY_KEY_VALUE_ITERATOR_TYPE",
228: "JS_FAST_HOLEY_SMI_ARRAY_KEY_VALUE_ITERATOR_TYPE",
229: "JS_FAST_ARRAY_KEY_VALUE_ITERATOR_TYPE",
230: "JS_FAST_HOLEY_ARRAY_KEY_VALUE_ITERATOR_TYPE",
231: "JS_FAST_DOUBLE_ARRAY_KEY_VALUE_ITERATOR_TYPE",
232: "JS_FAST_HOLEY_DOUBLE_ARRAY_KEY_VALUE_ITERATOR_TYPE",
233: "JS_GENERIC_ARRAY_KEY_VALUE_ITERATOR_TYPE",
234: "JS_UINT8_ARRAY_VALUE_ITERATOR_TYPE",
235: "JS_INT8_ARRAY_VALUE_ITERATOR_TYPE",
236: "JS_UINT16_ARRAY_VALUE_ITERATOR_TYPE",
237: "JS_INT16_ARRAY_VALUE_ITERATOR_TYPE",
238: "JS_UINT32_ARRAY_VALUE_ITERATOR_TYPE",
239: "JS_INT32_ARRAY_VALUE_ITERATOR_TYPE",
240: "JS_FLOAT32_ARRAY_VALUE_ITERATOR_TYPE",
241: "JS_FLOAT64_ARRAY_VALUE_ITERATOR_TYPE",
242: "JS_UINT8_CLAMPED_ARRAY_VALUE_ITERATOR_TYPE",
243: "JS_FAST_SMI_ARRAY_VALUE_ITERATOR_TYPE",
244: "JS_FAST_HOLEY_SMI_ARRAY_VALUE_ITERATOR_TYPE",
245: "JS_FAST_ARRAY_VALUE_ITERATOR_TYPE",
246: "JS_FAST_HOLEY_ARRAY_VALUE_ITERATOR_TYPE",
247: "JS_FAST_DOUBLE_ARRAY_VALUE_ITERATOR_TYPE",
248: "JS_FAST_HOLEY_DOUBLE_ARRAY_VALUE_ITERATOR_TYPE",
249: "JS_GENERIC_ARRAY_VALUE_ITERATOR_TYPE",
250: "WASM_INSTANCE_TYPE",
251: "WASM_MEMORY_TYPE",
252: "WASM_MODULE_TYPE",
253: "WASM_TABLE_TYPE",
254: "JS_BOUND_FUNCTION_TYPE",
255: "JS_FUNCTION_TYPE",
}
# List of known V8 maps.
KNOWN_MAPS = {
0x02201: (138, "FreeSpaceMap"),
0x02251: (132, "MetaMap"),
0x022a1: (131, "NullMap"),
0x022f1: (171, "FixedArrayMap"),
0x02341: (149, "OnePointerFillerMap"),
0x02391: (149, "TwoPointerFillerMap"),
0x023e1: (131, "UninitializedMap"),
0x02431: (8, "OneByteInternalizedStringMap"),
0x02481: (131, "UndefinedMap"),
0x024d1: (129, "HeapNumberMap"),
0x02521: (131, "TheHoleMap"),
0x02571: (131, "BooleanMap"),
0x025c1: (136, "ByteArrayMap"),
0x02611: (171, "FixedCOWArrayMap"),
0x02661: (172, "HashTableMap"),
0x026b1: (128, "SymbolMap"),
0x02701: (72, "OneByteStringMap"),
0x02751: (171, "ScopeInfoMap"),
0x027a1: (176, "SharedFunctionInfoMap"),
0x027f1: (133, "CodeMap"),
0x02841: (171, "FunctionContextMap"),
0x02891: (177, "CellMap"),
0x028e1: (178, "WeakCellMap"),
0x02931: (179, "GlobalPropertyCellMap"),
0x02981: (135, "ForeignMap"),
0x029d1: (174, "TransitionArrayMap"),
0x02a21: (131, "ArgumentsMarkerMap"),
0x02a71: (131, "ExceptionMap"),
0x02ac1: (131, "TerminationExceptionMap"),
0x02b11: (131, "OptimizedOutMap"),
0x02b61: (131, "StaleRegisterMap"),
0x02bb1: (171, "NativeContextMap"),
0x02c01: (171, "ModuleContextMap"),
0x02c51: (171, "EvalContextMap"),
0x02ca1: (171, "ScriptContextMap"),
0x02cf1: (171, "BlockContextMap"),
0x02d41: (171, "CatchContextMap"),
0x02d91: (171, "WithContextMap"),
0x02de1: (171, "DescriptorArrayMap"),
0x02e31: (148, "FixedDoubleArrayMap"),
0x02e81: (134, "MutableHeapNumberMap"),
0x02ed1: (172, "OrderedHashTableMap"),
0x02f21: (172, "NameDictionaryMap"),
0x02f71: (172, "GlobalDictionaryMap"),
0x02fc1: (172, "NumberDictionaryMap"),
0x03011: (171, "SloppyArgumentsElementsMap"),
0x03061: (180, "SmallOrderedHashMapMap"),
0x030b1: (181, "SmallOrderedHashSetMap"),
0x03101: (189, "JSMessageObjectMap"),
0x03151: (137, "BytecodeArrayMap"),
0x031a1: (171, "ModuleInfoMap"),
0x031f1: (177, "NoClosuresCellMap"),
0x03241: (177, "OneClosureCellMap"),
0x03291: (177, "ManyClosuresCellMap"),
0x032e1: (175, "PropertyArrayMap"),
0x03331: (130, "BigIntMap"),
0x03381: (64, "StringMap"),
0x033d1: (73, "ConsOneByteStringMap"),
0x03421: (65, "ConsStringMap"),
0x03471: (77, "ThinOneByteStringMap"),
0x034c1: (69, "ThinStringMap"),
0x03511: (67, "SlicedStringMap"),
0x03561: (75, "SlicedOneByteStringMap"),
0x035b1: (66, "ExternalStringMap"),
0x03601: (82, "ExternalStringWithOneByteDataMap"),
0x03651: (74, "ExternalOneByteStringMap"),
0x036a1: (98, "ShortExternalStringMap"),
0x036f1: (114, "ShortExternalStringWithOneByteDataMap"),
0x03741: (0, "InternalizedStringMap"),
0x03791: (2, "ExternalInternalizedStringMap"),
0x037e1: (18, "ExternalInternalizedStringWithOneByteDataMap"),
0x03831: (10, "ExternalOneByteInternalizedStringMap"),
0x03881: (34, "ShortExternalInternalizedStringMap"),
0x038d1: (50, "ShortExternalInternalizedStringWithOneByteDataMap"),
0x03921: (42, "ShortExternalOneByteInternalizedStringMap"),
0x03971: (106, "ShortExternalOneByteStringMap"),
0x039c1: (140, "FixedUint8ArrayMap"),
0x03a11: (139, "FixedInt8ArrayMap"),
0x03a61: (142, "FixedUint16ArrayMap"),
0x03ab1: (141, "FixedInt16ArrayMap"),
0x03b01: (144, "FixedUint32ArrayMap"),
0x03b51: (143, "FixedInt32ArrayMap"),
0x03ba1: (145, "FixedFloat32ArrayMap"),
0x03bf1: (146, "FixedFloat64ArrayMap"),
0x03c41: (147, "FixedUint8ClampedArrayMap"),
0x03c91: (158, "ScriptMap"),
0x03ce1: (182, "CodeDataContainerMap"),
0x03d31: (173, "FeedbackVectorMap"),
0x03d81: (171, "DebugEvaluateContextMap"),
0x03dd1: (171, "ScriptContextTableMap"),
0x03e21: (192, "ExternalMap"),
0x03e71: (106, "NativeSourceStringMap"),
0x03ec1: (165, "Tuple2Map"),
0x03f11: (153, "InterceptorInfoMap"),
0x03f61: (150, "AccessorInfoMap"),
0x03fb1: (151, "AccessorPairMap"),
0x04001: (152, "AccessCheckInfoMap"),
0x04051: (154, "FunctionTemplateInfoMap"),
0x040a1: (155, "ObjectTemplateInfoMap"),
0x040f1: (156, "AllocationSiteMap"),
0x04141: (157, "AllocationMementoMap"),
0x04191: (159, "AliasedArgumentsEntryMap"),
0x041e1: (160, "PromiseResolveThenableJobInfoMap"),
0x04231: (161, "PromiseReactionJobInfoMap"),
0x04281: (162, "DebugInfoMap"),
0x042d1: (163, "StackFrameInfoMap"),
0x04321: (164, "PrototypeInfoMap"),
0x04371: (166, "Tuple3Map"),
0x043c1: (167, "ContextExtensionMap"),
0x04411: (168, "ModuleMap"),
0x04461: (169, "ModuleInfoEntryMap"),
0x044b1: (170, "AsyncGeneratorRequestMap"),
}
# List of known V8 objects.
KNOWN_OBJECTS = {
("OLD_SPACE", 0x02201): "NullValue",
("OLD_SPACE", 0x02231): "EmptyDescriptorArray",
("OLD_SPACE", 0x02251): "EmptyFixedArray",
("OLD_SPACE", 0x02261): "UninitializedValue",
("OLD_SPACE", 0x022e1): "UndefinedValue",
("OLD_SPACE", 0x02311): "NanValue",
("OLD_SPACE", 0x02321): "TheHoleValue",
("OLD_SPACE", 0x02371): "HoleNanValue",
("OLD_SPACE", 0x02381): "TrueValue",
("OLD_SPACE", 0x023f1): "FalseValue",
("OLD_SPACE", 0x02441): "empty_string",
("OLD_SPACE", 0x02459): "EmptyScopeInfo",
("OLD_SPACE", 0x02469): "ArgumentsMarker",
("OLD_SPACE", 0x024c1): "Exception",
("OLD_SPACE", 0x02519): "TerminationException",
("OLD_SPACE", 0x02579): "OptimizedOut",
("OLD_SPACE", 0x025d1): "StaleRegister",
("OLD_SPACE", 0x02629): "EmptyByteArray",
("OLD_SPACE", 0x02639): "EmptyFixedUint8Array",
("OLD_SPACE", 0x02659): "EmptyFixedInt8Array",
("OLD_SPACE", 0x02679): "EmptyFixedUint16Array",
("OLD_SPACE", 0x02699): "EmptyFixedInt16Array",
("OLD_SPACE", 0x026b9): "EmptyFixedUint32Array",
("OLD_SPACE", 0x026d9): "EmptyFixedInt32Array",
("OLD_SPACE", 0x026f9): "EmptyFixedFloat32Array",
("OLD_SPACE", 0x02719): "EmptyFixedFloat64Array",
("OLD_SPACE", 0x02739): "EmptyFixedUint8ClampedArray",
("OLD_SPACE", 0x02759): "EmptyScript",
("OLD_SPACE", 0x027e1): "UndefinedCell",
("OLD_SPACE", 0x027f1): "EmptySloppyArgumentsElements",
("OLD_SPACE", 0x02811): "EmptySlowElementDictionary",
("OLD_SPACE", 0x02859): "EmptyPropertyCell",
("OLD_SPACE", 0x02881): "EmptyWeakCell",
("OLD_SPACE", 0x02891): "ArrayProtector",
("OLD_SPACE", 0x028b9): "IsConcatSpreadableProtector",
("OLD_SPACE", 0x028c9): "SpeciesProtector",
("OLD_SPACE", 0x028f1): "StringLengthProtector",
("OLD_SPACE", 0x02901): "FastArrayIterationProtector",
("OLD_SPACE", 0x02911): "ArrayIteratorProtector",
("OLD_SPACE", 0x02939): "ArrayBufferNeuteringProtector",
("OLD_SPACE", 0x02961): "InfinityValue",
("OLD_SPACE", 0x02971): "MinusZeroValue",
("OLD_SPACE", 0x02981): "MinusInfinityValue",
}
# 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",
"INTERPRETED",
"STUB",
"BUILTIN_CONTINUATION",
"JAVA_SCRIPT_BUILTIN_CONTINUATION",
"INTERNAL",
"CONSTRUCT",
"ARGUMENTS_ADAPTOR",
"BUILTIN",
"BUILTIN_EXIT",
)
# This set of constants is generated from a shipping build.