diff options
Diffstat (limited to 'deps/v8/tools/grokdump.py')
| -rwxr-xr-x | deps/v8/tools/grokdump.py | 274 |
1 files changed, 18 insertions, 256 deletions
diff --git a/deps/v8/tools/grokdump.py b/deps/v8/tools/grokdump.py index 9719376d7f..12ccefdef7 100755 --- a/deps/v8/tools/grokdump.py +++ b/deps/v8/tools/grokdump.py @@ -40,6 +40,7 @@ import re import struct import sys import types +import v8heapconst USAGE="""usage: %prog [OPTIONS] [DUMP-FILE] @@ -163,6 +164,11 @@ 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. @@ -754,6 +760,14 @@ 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 @@ -834,262 +848,6 @@ 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.""" @@ -2201,11 +1959,15 @@ 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 "") |