diff options
Diffstat (limited to 'chromium/v8/tools/grokdump.py')
| -rwxr-xr-x | chromium/v8/tools/grokdump.py | 274 |
1 files changed, 256 insertions, 18 deletions
diff --git a/chromium/v8/tools/grokdump.py b/chromium/v8/tools/grokdump.py index 12ccefdef74..9719376d7f4 100755 --- a/chromium/v8/tools/grokdump.py +++ b/chromium/v8/tools/grokdump.py @@ -40,7 +40,6 @@ import re import struct import sys import types -import v8heapconst USAGE="""usage: %prog [OPTIONS] [DUMP-FILE] @@ -164,11 +163,6 @@ def FullDump(reader, heap): reader.ForEachMemoryRegion(dump_region) -# Heap constants generated by 'make grokdump' in v8heapconst module. -INSTANCE_TYPES = v8heapconst.INSTANCE_TYPES -KNOWN_MAPS = v8heapconst.KNOWN_MAPS -KNOWN_OBJECTS = v8heapconst.KNOWN_OBJECTS - # Set of structures and constants that describe the layout of minidump # files. Based on MSDN and Google Breakpad. @@ -760,14 +754,6 @@ class MinidumpReader(object): elif self.arch == MD_CPU_ARCHITECTURE_X86: return self.exception_context.esp - def ExceptionFP(self): - if self.arch == MD_CPU_ARCHITECTURE_AMD64: - return self.exception_context.rbp - elif self.arch == MD_CPU_ARCHITECTURE_ARM: - return None - elif self.arch == MD_CPU_ARCHITECTURE_X86: - return self.exception_context.ebp - def FormatIntPtr(self, value): if self.arch == MD_CPU_ARCHITECTURE_AMD64: return "%016x" % value @@ -848,6 +834,262 @@ class MinidumpReader(object): return "%s+0x%x" % (symbol.name, diff) + +# List of V8 instance types. Obtained by adding the code below to any .cc file. +# +# #define DUMP_TYPE(T) printf(" %d: \"%s\",\n", T, #T); +# struct P { +# P() { +# printf("INSTANCE_TYPES = {\n"); +# INSTANCE_TYPE_LIST(DUMP_TYPE) +# printf("}\n"); +# } +# }; +# static P p; +INSTANCE_TYPES = { + 0: "STRING_TYPE", + 4: "ASCII_STRING_TYPE", + 1: "CONS_STRING_TYPE", + 5: "CONS_ASCII_STRING_TYPE", + 3: "SLICED_STRING_TYPE", + 2: "EXTERNAL_STRING_TYPE", + 6: "EXTERNAL_ASCII_STRING_TYPE", + 10: "EXTERNAL_STRING_WITH_ASCII_DATA_TYPE", + 18: "SHORT_EXTERNAL_STRING_TYPE", + 22: "SHORT_EXTERNAL_ASCII_STRING_TYPE", + 26: "SHORT_EXTERNAL_STRING_WITH_ASCII_DATA_TYPE", + 64: "INTERNALIZED_STRING_TYPE", + 68: "ASCII_INTERNALIZED_STRING_TYPE", + 65: "CONS_INTERNALIZED_STRING_TYPE", + 69: "CONS_ASCII_INTERNALIZED_STRING_TYPE", + 66: "EXTERNAL_INTERNALIZED_STRING_TYPE", + 70: "EXTERNAL_ASCII_INTERNALIZED_STRING_TYPE", + 74: "EXTERNAL_INTERNALIZED_STRING_WITH_ASCII_DATA_TYPE", + 82: "SHORT_EXTERNAL_INTERNALIZED_STRING_TYPE", + 86: "SHORT_EXTERNAL_ASCII_INTERNALIZED_STRING_TYPE", + 90: "SHORT_EXTERNAL_INTERNALIZED_STRING_WITH_ASCII_DATA_TYPE", + 128: "SYMBOL_TYPE", + 129: "MAP_TYPE", + 130: "CODE_TYPE", + 131: "ODDBALL_TYPE", + 132: "JS_GLOBAL_PROPERTY_CELL_TYPE", + 133: "HEAP_NUMBER_TYPE", + 134: "FOREIGN_TYPE", + 135: "BYTE_ARRAY_TYPE", + 136: "FREE_SPACE_TYPE", + 137: "EXTERNAL_BYTE_ARRAY_TYPE", + 138: "EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE", + 139: "EXTERNAL_SHORT_ARRAY_TYPE", + 140: "EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE", + 141: "EXTERNAL_INT_ARRAY_TYPE", + 142: "EXTERNAL_UNSIGNED_INT_ARRAY_TYPE", + 143: "EXTERNAL_FLOAT_ARRAY_TYPE", + 145: "EXTERNAL_PIXEL_ARRAY_TYPE", + 147: "FILLER_TYPE", + 148: "DECLARED_ACCESSOR_DESCRIPTOR_TYPE", + 149: "DECLARED_ACCESSOR_INFO_TYPE", + 150: "EXECUTABLE_ACCESSOR_INFO_TYPE", + 151: "ACCESSOR_PAIR_TYPE", + 152: "ACCESS_CHECK_INFO_TYPE", + 153: "INTERCEPTOR_INFO_TYPE", + 154: "CALL_HANDLER_INFO_TYPE", + 155: "FUNCTION_TEMPLATE_INFO_TYPE", + 156: "OBJECT_TEMPLATE_INFO_TYPE", + 157: "SIGNATURE_INFO_TYPE", + 158: "TYPE_SWITCH_INFO_TYPE", + 159: "ALLOCATION_SITE_INFO_TYPE", + 160: "SCRIPT_TYPE", + 161: "CODE_CACHE_TYPE", + 162: "POLYMORPHIC_CODE_CACHE_TYPE", + 163: "TYPE_FEEDBACK_INFO_TYPE", + 164: "ALIASED_ARGUMENTS_ENTRY_TYPE", + 167: "FIXED_ARRAY_TYPE", + 146: "FIXED_DOUBLE_ARRAY_TYPE", + 168: "SHARED_FUNCTION_INFO_TYPE", + 169: "JS_MESSAGE_OBJECT_TYPE", + 172: "JS_VALUE_TYPE", + 173: "JS_DATE_TYPE", + 174: "JS_OBJECT_TYPE", + 175: "JS_CONTEXT_EXTENSION_OBJECT_TYPE", + 176: "JS_MODULE_TYPE", + 177: "JS_GLOBAL_OBJECT_TYPE", + 178: "JS_BUILTINS_OBJECT_TYPE", + 179: "JS_GLOBAL_PROXY_TYPE", + 180: "JS_ARRAY_TYPE", + 171: "JS_PROXY_TYPE", + 183: "JS_WEAK_MAP_TYPE", + 184: "JS_WEAK_SET_TYPE", + 185: "JS_REGEXP_TYPE", + 186: "JS_FUNCTION_TYPE", + 170: "JS_FUNCTION_PROXY_TYPE", + 165: "DEBUG_INFO_TYPE", + 166: "BREAK_POINT_INFO_TYPE", +} + + +# List of known V8 maps. Used to determine the instance type and name +# for maps that are part of the root-set and hence on the first page of +# the map-space. Obtained by adding the code below to an IA32 release +# build with enabled snapshots to the end of the Isolate::Init method. +# +# #define ROOT_LIST_CASE(type, name, camel_name) \ +# if (o == heap_.name()) n = #camel_name; +# #define STRUCT_LIST_CASE(upper_name, camel_name, name) \ +# if (o == heap_.name##_map()) n = #camel_name "Map"; +# HeapObjectIterator it(heap_.map_space()); +# printf("KNOWN_MAPS = {\n"); +# for (Object* o = it.Next(); o != NULL; o = it.Next()) { +# Map* m = Map::cast(o); +# const char* n = ""; +# intptr_t p = reinterpret_cast<intptr_t>(m) & 0xfffff; +# int t = m->instance_type(); +# ROOT_LIST(ROOT_LIST_CASE) +# STRUCT_LIST(STRUCT_LIST_CASE) +# printf(" 0x%05x: (%d, \"%s\"),\n", p, t, n); +# } +# printf("}\n"); +KNOWN_MAPS = { + 0x08081: (135, "ByteArrayMap"), + 0x080a9: (129, "MetaMap"), + 0x080d1: (131, "OddballMap"), + 0x080f9: (68, "AsciiInternalizedStringMap"), + 0x08121: (167, "FixedArrayMap"), + 0x08149: (133, "HeapNumberMap"), + 0x08171: (136, "FreeSpaceMap"), + 0x08199: (147, "OnePointerFillerMap"), + 0x081c1: (147, "TwoPointerFillerMap"), + 0x081e9: (132, "GlobalPropertyCellMap"), + 0x08211: (168, "SharedFunctionInfoMap"), + 0x08239: (167, "NativeContextMap"), + 0x08261: (130, "CodeMap"), + 0x08289: (167, "ScopeInfoMap"), + 0x082b1: (167, "FixedCOWArrayMap"), + 0x082d9: (146, "FixedDoubleArrayMap"), + 0x08301: (167, "HashTableMap"), + 0x08329: (128, "SymbolMap"), + 0x08351: (0, "StringMap"), + 0x08379: (4, "AsciiStringMap"), + 0x083a1: (1, "ConsStringMap"), + 0x083c9: (5, "ConsAsciiStringMap"), + 0x083f1: (3, "SlicedStringMap"), + 0x08419: (7, "SlicedAsciiStringMap"), + 0x08441: (2, "ExternalStringMap"), + 0x08469: (10, "ExternalStringWithAsciiDataMap"), + 0x08491: (6, "ExternalAsciiStringMap"), + 0x084b9: (18, "ShortExternalStringMap"), + 0x084e1: (26, "ShortExternalStringWithAsciiDataMap"), + 0x08509: (64, "InternalizedStringMap"), + 0x08531: (65, "ConsInternalizedStringMap"), + 0x08559: (69, "ConsAsciiInternalizedStringMap"), + 0x08581: (66, "ExternalInternalizedStringMap"), + 0x085a9: (74, "ExternalInternalizedStringWithAsciiDataMap"), + 0x085d1: (70, "ExternalAsciiInternalizedStringMap"), + 0x085f9: (82, "ShortExternalInternalizedStringMap"), + 0x08621: (90, "ShortExternalInternalizedStringWithAsciiDataMap"), + 0x08649: (86, "ShortExternalAsciiInternalizedStringMap"), + 0x08671: (22, "ShortExternalAsciiStringMap"), + 0x08699: (0, "UndetectableStringMap"), + 0x086c1: (4, "UndetectableAsciiStringMap"), + 0x086e9: (145, "ExternalPixelArrayMap"), + 0x08711: (137, "ExternalByteArrayMap"), + 0x08739: (138, "ExternalUnsignedByteArrayMap"), + 0x08761: (139, "ExternalShortArrayMap"), + 0x08789: (140, "ExternalUnsignedShortArrayMap"), + 0x087b1: (141, "ExternalIntArrayMap"), + 0x087d9: (142, "ExternalUnsignedIntArrayMap"), + 0x08801: (143, "ExternalFloatArrayMap"), + 0x08829: (144, "ExternalDoubleArrayMap"), + 0x08851: (167, "NonStrictArgumentsElementsMap"), + 0x08879: (167, "FunctionContextMap"), + 0x088a1: (167, "CatchContextMap"), + 0x088c9: (167, "WithContextMap"), + 0x088f1: (167, "BlockContextMap"), + 0x08919: (167, "ModuleContextMap"), + 0x08941: (167, "GlobalContextMap"), + 0x08969: (169, "JSMessageObjectMap"), + 0x08991: (134, "ForeignMap"), + 0x089b9: (174, "NeanderMap"), + 0x089e1: (159, "AllocationSiteInfoMap"), + 0x08a09: (162, "PolymorphicCodeCacheMap"), + 0x08a31: (160, "ScriptMap"), + 0x08a59: (174, ""), + 0x08a81: (174, "ExternalMap"), + 0x08aa9: (148, "DeclaredAccessorDescriptorMap"), + 0x08ad1: (149, "DeclaredAccessorInfoMap"), + 0x08af9: (150, "ExecutableAccessorInfoMap"), + 0x08b21: (151, "AccessorPairMap"), + 0x08b49: (152, "AccessCheckInfoMap"), + 0x08b71: (153, "InterceptorInfoMap"), + 0x08b99: (154, "CallHandlerInfoMap"), + 0x08bc1: (155, "FunctionTemplateInfoMap"), + 0x08be9: (156, "ObjectTemplateInfoMap"), + 0x08c11: (157, "SignatureInfoMap"), + 0x08c39: (158, "TypeSwitchInfoMap"), + 0x08c61: (161, "CodeCacheMap"), + 0x08c89: (163, "TypeFeedbackInfoMap"), + 0x08cb1: (164, "AliasedArgumentsEntryMap"), + 0x08cd9: (165, "DebugInfoMap"), + 0x08d01: (166, "BreakPointInfoMap"), +} + + +# List of known V8 objects. Used to determine name for objects that are +# part of the root-set and hence on the first page of various old-space +# paged. Obtained by adding the code below to an IA32 release build with +# enabled snapshots to the end of the Isolate::Init method. +# +# #define ROOT_LIST_CASE(type, name, camel_name) \ +# if (o == heap_.name()) n = #camel_name; +# OldSpaces spit(heap()); +# printf("KNOWN_OBJECTS = {\n"); +# for (PagedSpace* s = spit.next(); s != NULL; s = spit.next()) { +# HeapObjectIterator it(s); +# const char* sname = AllocationSpaceName(s->identity()); +# for (Object* o = it.Next(); o != NULL; o = it.Next()) { +# const char* n = NULL; +# intptr_t p = reinterpret_cast<intptr_t>(o) & 0xfffff; +# ROOT_LIST(ROOT_LIST_CASE) +# if (n != NULL) { +# printf(" (\"%s\", 0x%05x): \"%s\",\n", sname, p, n); +# } +# } +# } +# printf("}\n"); +KNOWN_OBJECTS = { + ("OLD_POINTER_SPACE", 0x08081): "NullValue", + ("OLD_POINTER_SPACE", 0x08091): "UndefinedValue", + ("OLD_POINTER_SPACE", 0x080a1): "InstanceofCacheMap", + ("OLD_POINTER_SPACE", 0x080b1): "TrueValue", + ("OLD_POINTER_SPACE", 0x080c1): "FalseValue", + ("OLD_POINTER_SPACE", 0x080d1): "NoInterceptorResultSentinel", + ("OLD_POINTER_SPACE", 0x080e1): "ArgumentsMarker", + ("OLD_POINTER_SPACE", 0x080f1): "NumberStringCache", + ("OLD_POINTER_SPACE", 0x088f9): "SingleCharacterStringCache", + ("OLD_POINTER_SPACE", 0x08b01): "StringSplitCache", + ("OLD_POINTER_SPACE", 0x08f09): "RegExpMultipleCache", + ("OLD_POINTER_SPACE", 0x09311): "TerminationException", + ("OLD_POINTER_SPACE", 0x09321): "MessageListeners", + ("OLD_POINTER_SPACE", 0x0933d): "CodeStubs", + ("OLD_POINTER_SPACE", 0x09fa5): "NonMonomorphicCache", + ("OLD_POINTER_SPACE", 0x0a5b9): "PolymorphicCodeCache", + ("OLD_POINTER_SPACE", 0x0a5c1): "NativesSourceCache", + ("OLD_POINTER_SPACE", 0x0a601): "EmptyScript", + ("OLD_POINTER_SPACE", 0x0a63d): "IntrinsicFunctionNames", + ("OLD_POINTER_SPACE", 0x0d659): "ObservationState", + ("OLD_POINTER_SPACE", 0x27415): "SymbolTable", + ("OLD_DATA_SPACE", 0x08099): "EmptyDescriptorArray", + ("OLD_DATA_SPACE", 0x080a1): "EmptyFixedArray", + ("OLD_DATA_SPACE", 0x080a9): "NanValue", + ("OLD_DATA_SPACE", 0x08125): "EmptyByteArray", + ("OLD_DATA_SPACE", 0x0812d): "EmptyString", + ("OLD_DATA_SPACE", 0x08259): "InfinityValue", + ("OLD_DATA_SPACE", 0x08265): "MinusZeroValue", + ("OLD_DATA_SPACE", 0x08271): "PrototypeAccessors", + ("CODE_SPACE", 0x0aea1): "JsEntryCode", + ("CODE_SPACE", 0x0b5c1): "JsConstructEntryCode", +} + + class Printer(object): """Printer with indentation support.""" @@ -1959,15 +2201,11 @@ def AnalyzeMinidump(options, minidump_name): print "Kthxbye." elif not options.command: if reader.exception is not None: - frame_pointer = reader.ExceptionFP() print "Annotated stack (from exception.esp to bottom):" for slot in xrange(stack_top, stack_bottom, reader.PointerSize()): maybe_address = reader.ReadUIntPtr(slot) heap_object = heap.FindObject(maybe_address) maybe_symbol = reader.FindSymbol(maybe_address) - if slot == frame_pointer: - maybe_symbol = "<---- frame pointer" - frame_pointer = maybe_address print "%s: %s %s" % (reader.FormatIntPtr(slot), reader.FormatIntPtr(maybe_address), maybe_symbol or "") |