Version 3.20.15

tools/grokdump.py

Index: tools/grokdump.py
diff --git a/tools/grokdump.py b/tools/grokdump.py
index 12ccefdef74b6aa3b72ed01ce63634cc553c0bde..9719376d7f4e559d06f0cb14138273bdcce46b38 100755
--- a/tools/grokdump.py
+++ b/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 "")