| // Copyright 2012 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. |
| |
| #include "src/objects.h" |
| |
| #include <iomanip> |
| #include <memory> |
| |
| #include "src/bootstrapper.h" |
| #include "src/disasm.h" |
| #include "src/disassembler.h" |
| #include "src/interpreter/bytecodes.h" |
| #include "src/objects-inl.h" |
| #include "src/objects/debug-objects-inl.h" |
| #ifdef V8_INTL_SUPPORT |
| #include "src/objects/js-locale-inl.h" |
| #endif // V8_INTL_SUPPORT |
| #include "src/objects/arguments-inl.h" |
| #include "src/objects/js-collection-inl.h" |
| #include "src/objects/js-regexp-inl.h" |
| #include "src/objects/js-regexp-string-iterator-inl.h" |
| #include "src/objects/microtask-inl.h" |
| #include "src/objects/module-inl.h" |
| #include "src/objects/promise-inl.h" |
| #include "src/ostreams.h" |
| #include "src/regexp/jsregexp.h" |
| #include "src/transitions-inl.h" |
| #include "src/wasm/wasm-code-manager.h" |
| #include "src/wasm/wasm-engine.h" |
| #include "src/wasm/wasm-objects-inl.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| #ifdef OBJECT_PRINT |
| |
| void Object::Print() { |
| OFStream os(stdout); |
| this->Print(os); |
| os << std::flush; |
| } |
| |
| |
| void Object::Print(std::ostream& os) { // NOLINT |
| if (IsSmi()) { |
| os << "Smi: " << std::hex << "0x" << Smi::ToInt(this); |
| os << std::dec << " (" << Smi::ToInt(this) << ")\n"; |
| } else { |
| HeapObject::cast(this)->HeapObjectPrint(os); |
| } |
| } |
| |
| void HeapObject::PrintHeader(std::ostream& os, const char* id) { // NOLINT |
| os << reinterpret_cast<void*>(this) << ": ["; |
| if (id != nullptr) { |
| os << id; |
| } else { |
| os << map()->instance_type(); |
| } |
| os << "]"; |
| if (GetHeap()->InOldSpace(this)) os << " in OldSpace"; |
| if (!IsMap()) os << "\n - map: " << Brief(map()); |
| } |
| |
| |
| void HeapObject::HeapObjectPrint(std::ostream& os) { // NOLINT |
| InstanceType instance_type = map()->instance_type(); |
| |
| HandleScope scope(GetIsolate()); |
| if (instance_type < FIRST_NONSTRING_TYPE) { |
| String::cast(this)->StringPrint(os); |
| os << "\n"; |
| return; |
| } |
| |
| switch (instance_type) { |
| case SYMBOL_TYPE: |
| Symbol::cast(this)->SymbolPrint(os); |
| break; |
| case MAP_TYPE: |
| Map::cast(this)->MapPrint(os); |
| break; |
| case HEAP_NUMBER_TYPE: |
| HeapNumber::cast(this)->HeapNumberPrint(os); |
| os << "\n"; |
| break; |
| case MUTABLE_HEAP_NUMBER_TYPE: |
| os << "<mutable "; |
| HeapNumber::cast(this)->HeapNumberPrint(os); |
| os << ">\n"; |
| break; |
| case BIGINT_TYPE: |
| BigInt::cast(this)->BigIntPrint(os); |
| os << "\n"; |
| break; |
| case FIXED_DOUBLE_ARRAY_TYPE: |
| FixedDoubleArray::cast(this)->FixedDoubleArrayPrint(os); |
| break; |
| case HASH_TABLE_TYPE: |
| case FIXED_ARRAY_TYPE: |
| case BLOCK_CONTEXT_TYPE: |
| case CATCH_CONTEXT_TYPE: |
| case DEBUG_EVALUATE_CONTEXT_TYPE: |
| case EVAL_CONTEXT_TYPE: |
| case FUNCTION_CONTEXT_TYPE: |
| case MODULE_CONTEXT_TYPE: |
| case NATIVE_CONTEXT_TYPE: |
| case SCRIPT_CONTEXT_TYPE: |
| case WITH_CONTEXT_TYPE: |
| FixedArray::cast(this)->FixedArrayPrint(os); |
| break; |
| case BOILERPLATE_DESCRIPTION_TYPE: |
| BoilerplateDescription::cast(this)->BoilerplateDescriptionPrint(os); |
| break; |
| case PROPERTY_ARRAY_TYPE: |
| PropertyArray::cast(this)->PropertyArrayPrint(os); |
| break; |
| case BYTE_ARRAY_TYPE: |
| ByteArray::cast(this)->ByteArrayPrint(os); |
| break; |
| case BYTECODE_ARRAY_TYPE: |
| BytecodeArray::cast(this)->BytecodeArrayPrint(os); |
| break; |
| case DESCRIPTOR_ARRAY_TYPE: |
| DescriptorArray::cast(this)->DescriptorArrayPrint(os); |
| break; |
| case TRANSITION_ARRAY_TYPE: |
| TransitionArray::cast(this)->TransitionArrayPrint(os); |
| break; |
| case FEEDBACK_CELL_TYPE: |
| FeedbackCell::cast(this)->FeedbackCellPrint(os); |
| break; |
| case FEEDBACK_VECTOR_TYPE: |
| FeedbackVector::cast(this)->FeedbackVectorPrint(os); |
| break; |
| case FREE_SPACE_TYPE: |
| FreeSpace::cast(this)->FreeSpacePrint(os); |
| break; |
| |
| #define PRINT_FIXED_TYPED_ARRAY(Type, type, TYPE, ctype, size) \ |
| case Fixed##Type##Array::kInstanceType: \ |
| Fixed##Type##Array::cast(this)->FixedTypedArrayPrint(os); \ |
| break; |
| |
| TYPED_ARRAYS(PRINT_FIXED_TYPED_ARRAY) |
| #undef PRINT_FIXED_TYPED_ARRAY |
| |
| case FILLER_TYPE: |
| os << "filler"; |
| break; |
| case JS_OBJECT_TYPE: // fall through |
| case JS_API_OBJECT_TYPE: |
| case JS_SPECIAL_API_OBJECT_TYPE: |
| case JS_CONTEXT_EXTENSION_OBJECT_TYPE: |
| case JS_ASYNC_GENERATOR_OBJECT_TYPE: |
| case JS_ARGUMENTS_TYPE: |
| case JS_ERROR_TYPE: |
| // TODO(titzer): debug printing for more wasm objects |
| case WASM_GLOBAL_TYPE: |
| case WASM_MEMORY_TYPE: |
| case WASM_MODULE_TYPE: |
| case WASM_TABLE_TYPE: |
| JSObject::cast(this)->JSObjectPrint(os); |
| break; |
| case WASM_INSTANCE_TYPE: |
| WasmInstanceObject::cast(this)->WasmInstanceObjectPrint(os); |
| break; |
| case JS_GENERATOR_OBJECT_TYPE: |
| JSGeneratorObject::cast(this)->JSGeneratorObjectPrint(os); |
| break; |
| case JS_PROMISE_TYPE: |
| JSPromise::cast(this)->JSPromisePrint(os); |
| break; |
| case JS_ARRAY_TYPE: |
| JSArray::cast(this)->JSArrayPrint(os); |
| break; |
| case JS_REGEXP_TYPE: |
| JSRegExp::cast(this)->JSRegExpPrint(os); |
| break; |
| case JS_REGEXP_STRING_ITERATOR_TYPE: |
| JSRegExpStringIterator::cast(this)->JSRegExpStringIteratorPrint(os); |
| break; |
| case ODDBALL_TYPE: |
| Oddball::cast(this)->to_string()->Print(os); |
| break; |
| case JS_BOUND_FUNCTION_TYPE: |
| JSBoundFunction::cast(this)->JSBoundFunctionPrint(os); |
| break; |
| case JS_FUNCTION_TYPE: |
| JSFunction::cast(this)->JSFunctionPrint(os); |
| break; |
| case JS_GLOBAL_PROXY_TYPE: |
| JSGlobalProxy::cast(this)->JSGlobalProxyPrint(os); |
| break; |
| case JS_GLOBAL_OBJECT_TYPE: |
| JSGlobalObject::cast(this)->JSGlobalObjectPrint(os); |
| break; |
| case JS_VALUE_TYPE: |
| JSValue::cast(this)->JSValuePrint(os); |
| break; |
| case JS_DATE_TYPE: |
| JSDate::cast(this)->JSDatePrint(os); |
| break; |
| case CODE_TYPE: |
| Code::cast(this)->CodePrint(os); |
| break; |
| case CODE_DATA_CONTAINER_TYPE: |
| CodeDataContainer::cast(this)->CodeDataContainerPrint(os); |
| break; |
| case JS_PROXY_TYPE: |
| JSProxy::cast(this)->JSProxyPrint(os); |
| break; |
| case JS_SET_TYPE: |
| JSSet::cast(this)->JSSetPrint(os); |
| break; |
| case JS_MAP_TYPE: |
| JSMap::cast(this)->JSMapPrint(os); |
| break; |
| case JS_SET_KEY_VALUE_ITERATOR_TYPE: |
| case JS_SET_VALUE_ITERATOR_TYPE: |
| JSSetIterator::cast(this)->JSSetIteratorPrint(os); |
| break; |
| case JS_MAP_KEY_ITERATOR_TYPE: |
| case JS_MAP_KEY_VALUE_ITERATOR_TYPE: |
| case JS_MAP_VALUE_ITERATOR_TYPE: |
| JSMapIterator::cast(this)->JSMapIteratorPrint(os); |
| break; |
| case JS_WEAK_MAP_TYPE: |
| JSWeakMap::cast(this)->JSWeakMapPrint(os); |
| break; |
| case JS_WEAK_SET_TYPE: |
| JSWeakSet::cast(this)->JSWeakSetPrint(os); |
| break; |
| case JS_MODULE_NAMESPACE_TYPE: |
| JSModuleNamespace::cast(this)->JSModuleNamespacePrint(os); |
| break; |
| case FOREIGN_TYPE: |
| Foreign::cast(this)->ForeignPrint(os); |
| break; |
| case CALL_HANDLER_INFO_TYPE: |
| CallHandlerInfo::cast(this)->CallHandlerInfoPrint(os); |
| break; |
| case SHARED_FUNCTION_INFO_TYPE: |
| SharedFunctionInfo::cast(this)->SharedFunctionInfoPrint(os); |
| break; |
| case JS_MESSAGE_OBJECT_TYPE: |
| JSMessageObject::cast(this)->JSMessageObjectPrint(os); |
| break; |
| case CELL_TYPE: |
| Cell::cast(this)->CellPrint(os); |
| break; |
| case PROPERTY_CELL_TYPE: |
| PropertyCell::cast(this)->PropertyCellPrint(os); |
| break; |
| case WEAK_CELL_TYPE: |
| WeakCell::cast(this)->WeakCellPrint(os); |
| break; |
| case JS_ARRAY_BUFFER_TYPE: |
| JSArrayBuffer::cast(this)->JSArrayBufferPrint(os); |
| break; |
| case JS_ARRAY_ITERATOR_TYPE: |
| JSArrayIterator::cast(this)->JSArrayIteratorPrint(os); |
| break; |
| case JS_TYPED_ARRAY_TYPE: |
| JSTypedArray::cast(this)->JSTypedArrayPrint(os); |
| break; |
| case JS_DATA_VIEW_TYPE: |
| JSDataView::cast(this)->JSDataViewPrint(os); |
| break; |
| #ifdef V8_INTL_SUPPORT |
| case JS_INTL_LOCALE_TYPE: |
| JSLocale::cast(this)->JSLocalePrint(os); |
| break; |
| #endif // V8_INTL_SUPPORT |
| #define MAKE_STRUCT_CASE(NAME, Name, name) \ |
| case NAME##_TYPE: \ |
| Name::cast(this)->Name##Print(os); \ |
| break; |
| STRUCT_LIST(MAKE_STRUCT_CASE) |
| #undef MAKE_STRUCT_CASE |
| |
| case LOAD_HANDLER_TYPE: |
| LoadHandler::cast(this)->LoadHandlerPrint(os); |
| break; |
| case STORE_HANDLER_TYPE: |
| StoreHandler::cast(this)->StoreHandlerPrint(os); |
| break; |
| case SCOPE_INFO_TYPE: |
| ScopeInfo::cast(this)->ScopeInfoPrint(os); |
| break; |
| case FEEDBACK_METADATA_TYPE: |
| FeedbackMetadata::cast(this)->FeedbackMetadataPrint(os); |
| break; |
| case WEAK_FIXED_ARRAY_TYPE: |
| WeakFixedArray::cast(this)->WeakFixedArrayPrint(os); |
| break; |
| case WEAK_ARRAY_LIST_TYPE: |
| WeakArrayList::cast(this)->WeakArrayListPrint(os); |
| break; |
| case INTERNALIZED_STRING_TYPE: |
| case EXTERNAL_INTERNALIZED_STRING_TYPE: |
| case ONE_BYTE_INTERNALIZED_STRING_TYPE: |
| case EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE: |
| case EXTERNAL_INTERNALIZED_STRING_WITH_ONE_BYTE_DATA_TYPE: |
| case SHORT_EXTERNAL_INTERNALIZED_STRING_TYPE: |
| case SHORT_EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE: |
| case SHORT_EXTERNAL_INTERNALIZED_STRING_WITH_ONE_BYTE_DATA_TYPE: |
| case STRING_TYPE: |
| case CONS_STRING_TYPE: |
| case EXTERNAL_STRING_TYPE: |
| case SLICED_STRING_TYPE: |
| case THIN_STRING_TYPE: |
| case ONE_BYTE_STRING_TYPE: |
| case CONS_ONE_BYTE_STRING_TYPE: |
| case EXTERNAL_ONE_BYTE_STRING_TYPE: |
| case SLICED_ONE_BYTE_STRING_TYPE: |
| case THIN_ONE_BYTE_STRING_TYPE: |
| case EXTERNAL_STRING_WITH_ONE_BYTE_DATA_TYPE: |
| case SHORT_EXTERNAL_STRING_TYPE: |
| case SHORT_EXTERNAL_ONE_BYTE_STRING_TYPE: |
| case SHORT_EXTERNAL_STRING_WITH_ONE_BYTE_DATA_TYPE: |
| case SMALL_ORDERED_HASH_MAP_TYPE: |
| case SMALL_ORDERED_HASH_SET_TYPE: |
| case JS_ASYNC_FROM_SYNC_ITERATOR_TYPE: |
| case JS_STRING_ITERATOR_TYPE: |
| // TODO(all): Handle these types too. |
| os << "UNKNOWN TYPE " << map()->instance_type(); |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| void ByteArray::ByteArrayPrint(std::ostream& os) { // NOLINT |
| os << "byte array, data starts at " << GetDataStartAddress(); |
| } |
| |
| |
| void BytecodeArray::BytecodeArrayPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "BytecodeArray"); |
| Disassemble(os); |
| } |
| |
| |
| void FreeSpace::FreeSpacePrint(std::ostream& os) { // NOLINT |
| os << "free space, size " << Size(); |
| } |
| |
| |
| template <class Traits> |
| void FixedTypedArray<Traits>::FixedTypedArrayPrint( |
| std::ostream& os) { // NOLINT |
| os << "fixed " << Traits::Designator(); |
| } |
| |
| bool JSObject::PrintProperties(std::ostream& os) { // NOLINT |
| if (HasFastProperties()) { |
| DescriptorArray* descs = map()->instance_descriptors(); |
| int nof_inobject_properties = map()->GetInObjectProperties(); |
| int i = 0; |
| for (; i < map()->NumberOfOwnDescriptors(); i++) { |
| os << "\n "; |
| descs->GetKey(i)->NamePrint(os); |
| os << ": "; |
| PropertyDetails details = descs->GetDetails(i); |
| switch (details.location()) { |
| case kField: { |
| FieldIndex field_index = FieldIndex::ForDescriptor(map(), i); |
| if (IsUnboxedDoubleField(field_index)) { |
| os << "<unboxed double> " << RawFastDoublePropertyAt(field_index); |
| } else { |
| os << Brief(RawFastPropertyAt(field_index)); |
| } |
| break; |
| } |
| case kDescriptor: |
| os << Brief(descs->GetStrongValue(i)); |
| break; |
| } |
| os << " "; |
| details.PrintAsFastTo(os, PropertyDetails::kForProperties); |
| if (details.location() != kField) continue; |
| int field_index = details.field_index(); |
| if (nof_inobject_properties <= field_index) { |
| field_index -= nof_inobject_properties; |
| os << " properties[" << field_index << "]"; |
| } |
| } |
| return i > 0; |
| } else if (IsJSGlobalObject()) { |
| JSGlobalObject::cast(this)->global_dictionary()->Print(os); |
| } else { |
| property_dictionary()->Print(os); |
| } |
| return true; |
| } |
| |
| namespace { |
| |
| template <class T> |
| bool IsTheHoleAt(T* array, int index) { |
| return false; |
| } |
| |
| template <> |
| bool IsTheHoleAt(FixedDoubleArray* array, int index) { |
| return array->is_the_hole(index); |
| } |
| |
| template <class T> |
| double GetScalarElement(T* array, int index) { |
| if (IsTheHoleAt(array, index)) { |
| return std::numeric_limits<double>::quiet_NaN(); |
| } |
| return array->get_scalar(index); |
| } |
| |
| template <class T> |
| void DoPrintElements(std::ostream& os, Object* object) { // NOLINT |
| const bool print_the_hole = std::is_same<T, FixedDoubleArray>::value; |
| T* array = T::cast(object); |
| if (array->length() == 0) return; |
| int previous_index = 0; |
| double previous_value = GetScalarElement(array, 0); |
| double value = 0.0; |
| int i; |
| for (i = 1; i <= array->length(); i++) { |
| if (i < array->length()) value = GetScalarElement(array, i); |
| bool values_are_nan = std::isnan(previous_value) && std::isnan(value); |
| if (i != array->length() && (previous_value == value || values_are_nan) && |
| IsTheHoleAt(array, i - 1) == IsTheHoleAt(array, i)) { |
| continue; |
| } |
| os << "\n"; |
| std::stringstream ss; |
| ss << previous_index; |
| if (previous_index != i - 1) { |
| ss << '-' << (i - 1); |
| } |
| os << std::setw(12) << ss.str() << ": "; |
| if (print_the_hole && IsTheHoleAt(array, i - 1)) { |
| os << "<the_hole>"; |
| } else { |
| os << previous_value; |
| } |
| previous_index = i; |
| previous_value = value; |
| } |
| } |
| |
| template <typename T> |
| void PrintFixedArrayElements(std::ostream& os, T* array) { |
| // Print in array notation for non-sparse arrays. |
| Object* previous_value = array->length() > 0 ? array->get(0) : nullptr; |
| Object* value = nullptr; |
| int previous_index = 0; |
| int i; |
| for (i = 1; i <= array->length(); i++) { |
| if (i < array->length()) value = array->get(i); |
| if (previous_value == value && i != array->length()) { |
| continue; |
| } |
| os << "\n"; |
| std::stringstream ss; |
| ss << previous_index; |
| if (previous_index != i - 1) { |
| ss << '-' << (i - 1); |
| } |
| os << std::setw(12) << ss.str() << ": " << Brief(previous_value); |
| previous_index = i; |
| previous_value = value; |
| } |
| } |
| |
| void PrintDictionaryElements(std::ostream& os, FixedArrayBase* elements) { |
| // Print some internal fields |
| NumberDictionary* dict = NumberDictionary::cast(elements); |
| if (dict->requires_slow_elements()) { |
| os << "\n - requires_slow_elements"; |
| } else { |
| os << "\n - max_number_key: " << dict->max_number_key(); |
| } |
| dict->Print(os); |
| } |
| |
| void PrintSloppyArgumentElements(std::ostream& os, ElementsKind kind, |
| SloppyArgumentsElements* elements) { |
| Isolate* isolate = elements->GetIsolate(); |
| FixedArray* arguments_store = elements->arguments(); |
| os << "\n 0: context: " << Brief(elements->context()) |
| << "\n 1: arguments_store: " << Brief(arguments_store) |
| << "\n parameter to context slot map:"; |
| for (uint32_t i = 0; i < elements->parameter_map_length(); i++) { |
| uint32_t raw_index = i + SloppyArgumentsElements::kParameterMapStart; |
| Object* mapped_entry = elements->get_mapped_entry(i); |
| os << "\n " << raw_index << ": param(" << i |
| << "): " << Brief(mapped_entry); |
| if (mapped_entry->IsTheHole(isolate)) { |
| os << " in the arguments_store[" << i << "]"; |
| } else { |
| os << " in the context"; |
| } |
| } |
| if (arguments_store->length() == 0) return; |
| os << "\n }" |
| << "\n - arguments_store: " << Brief(arguments_store) << " " |
| << ElementsKindToString(arguments_store->map()->elements_kind()) << " {"; |
| if (kind == FAST_SLOPPY_ARGUMENTS_ELEMENTS) { |
| PrintFixedArrayElements(os, arguments_store); |
| } else { |
| DCHECK_EQ(kind, SLOW_SLOPPY_ARGUMENTS_ELEMENTS); |
| PrintDictionaryElements(os, arguments_store); |
| } |
| } |
| |
| } // namespace |
| |
| void JSObject::PrintElements(std::ostream& os) { // NOLINT |
| // Don't call GetElementsKind, its validation code can cause the printer to |
| // fail when debugging. |
| os << " - elements: " << Brief(elements()) << " {"; |
| if (elements()->length() == 0) { |
| os << " }\n"; |
| return; |
| } |
| switch (map()->elements_kind()) { |
| case HOLEY_SMI_ELEMENTS: |
| case PACKED_SMI_ELEMENTS: |
| case HOLEY_ELEMENTS: |
| case PACKED_ELEMENTS: |
| case FAST_STRING_WRAPPER_ELEMENTS: { |
| PrintFixedArrayElements(os, FixedArray::cast(elements())); |
| break; |
| } |
| case HOLEY_DOUBLE_ELEMENTS: |
| case PACKED_DOUBLE_ELEMENTS: { |
| DoPrintElements<FixedDoubleArray>(os, elements()); |
| break; |
| } |
| |
| #define PRINT_ELEMENTS(Type, type, TYPE, elementType, size) \ |
| case TYPE##_ELEMENTS: { \ |
| DoPrintElements<Fixed##Type##Array>(os, elements()); \ |
| break; \ |
| } |
| TYPED_ARRAYS(PRINT_ELEMENTS) |
| #undef PRINT_ELEMENTS |
| |
| case DICTIONARY_ELEMENTS: |
| case SLOW_STRING_WRAPPER_ELEMENTS: |
| PrintDictionaryElements(os, elements()); |
| break; |
| case FAST_SLOPPY_ARGUMENTS_ELEMENTS: |
| case SLOW_SLOPPY_ARGUMENTS_ELEMENTS: |
| PrintSloppyArgumentElements(os, map()->elements_kind(), |
| SloppyArgumentsElements::cast(elements())); |
| break; |
| case NO_ELEMENTS: |
| break; |
| } |
| os << "\n }\n"; |
| } |
| |
| |
| static void JSObjectPrintHeader(std::ostream& os, JSObject* obj, |
| const char* id) { // NOLINT |
| obj->PrintHeader(os, id); |
| // Don't call GetElementsKind, its validation code can cause the printer to |
| // fail when debugging. |
| os << " ["; |
| if (obj->HasFastProperties()) { |
| os << "FastProperties"; |
| } else { |
| os << "DictionaryProperties"; |
| } |
| PrototypeIterator iter(obj->GetIsolate(), obj); |
| os << "]\n - prototype: " << Brief(iter.GetCurrent()); |
| os << "\n - elements: " << Brief(obj->elements()) << " [" |
| << ElementsKindToString(obj->map()->elements_kind()); |
| if (obj->elements()->IsCowArray()) os << " (COW)"; |
| os << "]"; |
| Object* hash = obj->GetHash(); |
| if (hash->IsSmi()) { |
| os << "\n - hash: " << Brief(hash); |
| } |
| if (obj->GetEmbedderFieldCount() > 0) { |
| os << "\n - embedder fields: " << obj->GetEmbedderFieldCount(); |
| } |
| } |
| |
| |
| static void JSObjectPrintBody(std::ostream& os, JSObject* obj, // NOLINT |
| bool print_elements = true) { |
| os << "\n - properties: "; |
| Object* properties_or_hash = obj->raw_properties_or_hash(); |
| if (!properties_or_hash->IsSmi()) { |
| os << Brief(properties_or_hash); |
| } |
| os << " {"; |
| if (obj->PrintProperties(os)) os << "\n "; |
| os << "}\n"; |
| if (print_elements && obj->elements()->length() > 0) { |
| obj->PrintElements(os); |
| } |
| int embedder_fields = obj->GetEmbedderFieldCount(); |
| if (embedder_fields > 0) { |
| os << " - embedder fields = {"; |
| for (int i = 0; i < embedder_fields; i++) { |
| os << "\n " << obj->GetEmbedderField(i); |
| } |
| os << "\n }\n"; |
| } |
| } |
| |
| |
| void JSObject::JSObjectPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, nullptr); |
| JSObjectPrintBody(os, this); |
| } |
| |
| void JSGeneratorObject::JSGeneratorObjectPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSGeneratorObject"); |
| os << "\n - function: " << Brief(function()); |
| os << "\n - context: " << Brief(context()); |
| os << "\n - receiver: " << Brief(receiver()); |
| if (is_executing() || is_closed()) { |
| os << "\n - input: " << Brief(input_or_debug_pos()); |
| } else { |
| DCHECK(is_suspended()); |
| os << "\n - debug pos: " << Brief(input_or_debug_pos()); |
| } |
| const char* mode = "(invalid)"; |
| switch (resume_mode()) { |
| case kNext: |
| mode = ".next()"; |
| break; |
| case kReturn: |
| mode = ".return()"; |
| break; |
| case kThrow: |
| mode = ".throw()"; |
| break; |
| } |
| os << "\n - resume mode: " << mode; |
| os << "\n - continuation: " << continuation(); |
| if (is_closed()) os << " (closed)"; |
| if (is_executing()) os << " (executing)"; |
| if (is_suspended()) os << " (suspended)"; |
| if (is_suspended()) { |
| DisallowHeapAllocation no_gc; |
| SharedFunctionInfo* fun_info = function()->shared(); |
| if (fun_info->HasSourceCode()) { |
| Script* script = Script::cast(fun_info->script()); |
| int lin = script->GetLineNumber(source_position()) + 1; |
| int col = script->GetColumnNumber(source_position()) + 1; |
| String* script_name = script->name()->IsString() |
| ? String::cast(script->name()) |
| : GetIsolate()->heap()->empty_string(); |
| os << "\n - source position: " << source_position(); |
| os << " ("; |
| script_name->PrintUC16(os); |
| os << ", lin " << lin; |
| os << ", col " << col; |
| os << ")"; |
| } |
| } |
| os << "\n - register file: " << Brief(parameters_and_registers()); |
| os << "\n"; |
| } |
| |
| void JSArray::JSArrayPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSArray"); |
| os << "\n - length: " << Brief(this->length()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| void JSPromise::JSPromisePrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSPromise"); |
| os << "\n - status: " << JSPromise::Status(status()); |
| if (status() == Promise::kPending) { |
| os << "\n - reactions: " << Brief(reactions()); |
| } else { |
| os << "\n - result: " << Brief(result()); |
| } |
| os << "\n - has_handler: " << has_handler(); |
| os << "\n "; |
| } |
| |
| void JSRegExp::JSRegExpPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSRegExp"); |
| os << "\n - data: " << Brief(data()); |
| os << "\n - source: " << Brief(source()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| void JSRegExpStringIterator::JSRegExpStringIteratorPrint( |
| std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSRegExpStringIterator"); |
| os << "\n - regex: " << Brief(iterating_regexp()); |
| os << "\n - string: " << Brief(iterating_string()); |
| os << "\n - done: " << done(); |
| os << "\n - global: " << global(); |
| os << "\n - unicode: " << unicode(); |
| JSObjectPrintBody(os, this); |
| } |
| |
| void Symbol::SymbolPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "Symbol"); |
| os << "\n - hash: " << Hash(); |
| os << "\n - name: " << Brief(name()); |
| if (name()->IsUndefined(GetIsolate())) { |
| os << " (" << PrivateSymbolToName() << ")"; |
| } |
| os << "\n - private: " << is_private(); |
| os << "\n"; |
| } |
| |
| |
| void Map::MapPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "Map"); |
| os << "\n - type: " << instance_type(); |
| os << "\n - instance size: "; |
| if (instance_size() == kVariableSizeSentinel) { |
| os << "variable"; |
| } else { |
| os << instance_size(); |
| } |
| if (IsJSObjectMap()) { |
| os << "\n - inobject properties: " << GetInObjectProperties(); |
| } |
| os << "\n - elements kind: " << ElementsKindToString(elements_kind()); |
| os << "\n - unused property fields: " << UnusedPropertyFields(); |
| os << "\n - enum length: "; |
| if (EnumLength() == kInvalidEnumCacheSentinel) { |
| os << "invalid"; |
| } else { |
| os << EnumLength(); |
| } |
| if (is_deprecated()) os << "\n - deprecated_map"; |
| if (is_stable()) os << "\n - stable_map"; |
| if (is_migration_target()) os << "\n - migration_target"; |
| if (is_dictionary_map()) os << "\n - dictionary_map"; |
| if (has_hidden_prototype()) os << "\n - has_hidden_prototype"; |
| if (has_named_interceptor()) os << "\n - named_interceptor"; |
| if (has_indexed_interceptor()) os << "\n - indexed_interceptor"; |
| if (may_have_interesting_symbols()) os << "\n - may_have_interesting_symbols"; |
| if (is_undetectable()) os << "\n - undetectable"; |
| if (is_callable()) os << "\n - callable"; |
| if (is_constructor()) os << "\n - constructor"; |
| if (has_prototype_slot()) { |
| os << "\n - has_prototype_slot"; |
| if (has_non_instance_prototype()) os << " (non-instance prototype)"; |
| } |
| if (is_access_check_needed()) os << "\n - access_check_needed"; |
| if (!is_extensible()) os << "\n - non-extensible"; |
| if (is_prototype_map()) { |
| os << "\n - prototype_map"; |
| os << "\n - prototype info: " << Brief(prototype_info()); |
| } else { |
| os << "\n - back pointer: " << Brief(GetBackPointer()); |
| } |
| os << "\n - prototype_validity cell: " << Brief(prototype_validity_cell()); |
| os << "\n - instance descriptors " << (owns_descriptors() ? "(own) " : "") |
| << "#" << NumberOfOwnDescriptors() << ": " |
| << Brief(instance_descriptors()); |
| if (FLAG_unbox_double_fields) { |
| os << "\n - layout descriptor: "; |
| layout_descriptor()->ShortPrint(os); |
| } |
| { |
| DisallowHeapAllocation no_gc; |
| TransitionsAccessor transitions(GetIsolate(), this, &no_gc); |
| int nof_transitions = transitions.NumberOfTransitions(); |
| if (nof_transitions > 0) { |
| os << "\n - transitions #" << nof_transitions << ": "; |
| HeapObject* heap_object; |
| Smi* smi; |
| if (raw_transitions()->ToSmi(&smi)) { |
| os << Brief(smi); |
| } else if (raw_transitions()->ToStrongOrWeakHeapObject(&heap_object)) { |
| os << Brief(heap_object); |
| } |
| transitions.PrintTransitions(os); |
| } |
| } |
| os << "\n - prototype: " << Brief(prototype()); |
| os << "\n - constructor: " << Brief(GetConstructor()); |
| os << "\n - dependent code: " << Brief(dependent_code()); |
| os << "\n - construction counter: " << construction_counter(); |
| os << "\n"; |
| } |
| |
| void DescriptorArray::DescriptorArrayPrint(std::ostream& os) { |
| HeapObject::PrintHeader(os, "DescriptorArray"); |
| os << "\n - capacity: " << length(); |
| EnumCache* enum_cache = GetEnumCache(); |
| os << "\n - enum_cache: "; |
| if (enum_cache->keys()->length() == 0) { |
| os << "empty"; |
| } else { |
| os << enum_cache->keys()->length(); |
| os << "\n - keys: " << Brief(enum_cache->keys()); |
| os << "\n - indices: " << Brief(enum_cache->indices()); |
| } |
| os << "\n - nof descriptors: " << number_of_descriptors(); |
| PrintDescriptors(os); |
| } |
| |
| void AliasedArgumentsEntry::AliasedArgumentsEntryPrint( |
| std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "AliasedArgumentsEntry"); |
| os << "\n - aliased_context_slot: " << aliased_context_slot(); |
| } |
| |
| namespace { |
| void PrintFixedArrayWithHeader(std::ostream& os, FixedArray* array, |
| const char* type) { |
| array->PrintHeader(os, type); |
| os << "\n - length: " << array->length(); |
| PrintFixedArrayElements(os, array); |
| os << "\n"; |
| } |
| |
| template <typename T> |
| void PrintWeakArrayElements(std::ostream& os, T* array) { |
| // Print in array notation for non-sparse arrays. |
| MaybeObject* previous_value = array->length() > 0 ? array->Get(0) : nullptr; |
| MaybeObject* value = nullptr; |
| int previous_index = 0; |
| int i; |
| for (i = 1; i <= array->length(); i++) { |
| if (i < array->length()) value = array->Get(i); |
| if (previous_value == value && i != array->length()) { |
| continue; |
| } |
| os << "\n"; |
| std::stringstream ss; |
| ss << previous_index; |
| if (previous_index != i - 1) { |
| ss << '-' << (i - 1); |
| } |
| os << std::setw(12) << ss.str() << ": " << MaybeObjectBrief(previous_value); |
| previous_index = i; |
| previous_value = value; |
| } |
| } |
| |
| void PrintWeakFixedArrayWithHeader(std::ostream& os, WeakFixedArray* array) { |
| array->PrintHeader(os, "WeakFixedArray"); |
| os << "\n - length: " << array->length() << "\n"; |
| PrintWeakArrayElements(os, array); |
| os << "\n"; |
| } |
| |
| void PrintWeakArrayListWithHeader(std::ostream& os, WeakArrayList* array) { |
| array->PrintHeader(os, "WeakArrayList"); |
| os << "\n - capacity: " << array->capacity(); |
| os << "\n - length: " << array->length() << "\n"; |
| PrintWeakArrayElements(os, array); |
| os << "\n"; |
| } |
| |
| } // namespace |
| |
| void FixedArray::FixedArrayPrint(std::ostream& os) { // NOLINT |
| PrintFixedArrayWithHeader(os, this, |
| IsHashTable() ? "HashTable" : "FixedArray"); |
| } |
| |
| void BoilerplateDescription::BoilerplateDescriptionPrint(std::ostream& os) { |
| PrintFixedArrayWithHeader(os, this, "BoilerplateDescription"); |
| } |
| |
| void PropertyArray::PropertyArrayPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "PropertyArray"); |
| os << "\n - length: " << length(); |
| os << "\n - hash: " << Hash(); |
| PrintFixedArrayElements(os, this); |
| os << "\n"; |
| } |
| |
| void FixedDoubleArray::FixedDoubleArrayPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "FixedDoubleArray"); |
| os << "\n - length: " << length(); |
| DoPrintElements<FixedDoubleArray>(os, this); |
| os << "\n"; |
| } |
| |
| void WeakFixedArray::WeakFixedArrayPrint(std::ostream& os) { |
| PrintWeakFixedArrayWithHeader(os, this); |
| } |
| |
| void WeakArrayList::WeakArrayListPrint(std::ostream& os) { |
| PrintWeakArrayListWithHeader(os, this); |
| } |
| |
| void TransitionArray::TransitionArrayPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "TransitionArray"); |
| os << "\n - capacity: " << length(); |
| for (int i = 0; i < length(); i++) { |
| os << "\n [" << i << "]: " << MaybeObjectBrief(Get(i)); |
| if (i == kPrototypeTransitionsIndex) os << " (prototype transitions)"; |
| if (i == kTransitionLengthIndex) os << " (number of transitions)"; |
| } |
| os << "\n"; |
| } |
| |
| void FeedbackCell::FeedbackCellPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "FeedbackCell"); |
| if (map() == GetHeap()->no_closures_cell_map()) { |
| os << "\n - no closures"; |
| } else if (map() == GetHeap()->one_closure_cell_map()) { |
| os << "\n - one closure"; |
| } else if (map() == GetHeap()->many_closures_cell_map()) { |
| os << "\n - many closures"; |
| } else { |
| os << "\n - Invalid FeedbackCell map"; |
| } |
| os << " - value: " << Brief(value()); |
| os << "\n"; |
| } |
| |
| void FeedbackVectorSpec::Print() { |
| OFStream os(stdout); |
| |
| FeedbackVectorSpecPrint(os); |
| |
| os << std::flush; |
| } |
| |
| void FeedbackVectorSpec::FeedbackVectorSpecPrint(std::ostream& os) { // NOLINT |
| int slot_count = slots(); |
| os << " - slot_count: " << slot_count; |
| if (slot_count == 0) { |
| os << " (empty)\n"; |
| return; |
| } |
| |
| for (int slot = 0; slot < slot_count;) { |
| FeedbackSlotKind kind = GetKind(FeedbackSlot(slot)); |
| int entry_size = FeedbackMetadata::GetSlotSize(kind); |
| DCHECK_LT(0, entry_size); |
| os << "\n Slot #" << slot << " " << kind; |
| slot += entry_size; |
| } |
| os << "\n"; |
| } |
| |
| void FeedbackMetadata::Print() { |
| OFStream os(stdout); |
| FeedbackMetadataPrint(os); |
| os << std::flush; |
| } |
| |
| void FeedbackMetadata::FeedbackMetadataPrint(std::ostream& os) { |
| HeapObject::PrintHeader(os, "FeedbackMetadata"); |
| os << "\n - slot_count: " << slot_count(); |
| |
| FeedbackMetadataIterator iter(this); |
| while (iter.HasNext()) { |
| FeedbackSlot slot = iter.Next(); |
| FeedbackSlotKind kind = iter.kind(); |
| os << "\n Slot " << slot << " " << kind; |
| } |
| os << "\n"; |
| } |
| |
| void FeedbackVector::Print() { |
| OFStream os(stdout); |
| FeedbackVectorPrint(os); |
| os << std::flush; |
| } |
| |
| void FeedbackVector::FeedbackVectorPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "FeedbackVector"); |
| os << "\n - length: " << length(); |
| if (length() == 0) { |
| os << " (empty)\n"; |
| return; |
| } |
| |
| os << "\n - shared function info: " << Brief(shared_function_info()); |
| os << "\n - optimized code/marker: "; |
| if (has_optimized_code()) { |
| os << Brief(optimized_code()); |
| } else { |
| os << optimization_marker(); |
| } |
| os << "\n - invocation count: " << invocation_count(); |
| os << "\n - profiler ticks: " << profiler_ticks(); |
| |
| FeedbackMetadataIterator iter(metadata()); |
| while (iter.HasNext()) { |
| FeedbackSlot slot = iter.Next(); |
| FeedbackSlotKind kind = iter.kind(); |
| |
| os << "\n - slot " << slot << " " << kind << " "; |
| FeedbackSlotPrint(os, slot); |
| |
| int entry_size = iter.entry_size(); |
| if (entry_size > 0) os << " {"; |
| for (int i = 0; i < entry_size; i++) { |
| int index = GetIndex(slot) + i; |
| os << "\n [" << index << "]: " << MaybeObjectBrief(get(index)); |
| } |
| if (entry_size > 0) os << "\n }"; |
| } |
| os << "\n"; |
| } |
| |
| void FeedbackVector::FeedbackSlotPrint(std::ostream& os, |
| FeedbackSlot slot) { // NOLINT |
| FeedbackNexus nexus(this, slot); |
| nexus.Print(os); |
| } |
| |
| namespace { |
| |
| const char* ICState2String(InlineCacheState state) { |
| switch (state) { |
| case UNINITIALIZED: |
| return "UNINITIALIZED"; |
| case PREMONOMORPHIC: |
| return "PREMONOMORPHIC"; |
| case MONOMORPHIC: |
| return "MONOMORPHIC"; |
| case RECOMPUTE_HANDLER: |
| return "RECOMPUTE_HANDLER"; |
| case POLYMORPHIC: |
| return "POLYMORPHIC"; |
| case MEGAMORPHIC: |
| return "MEGAMORPHIC"; |
| case GENERIC: |
| return "GENERIC"; |
| } |
| UNREACHABLE(); |
| } |
| } // anonymous namespace |
| |
| void FeedbackNexus::Print(std::ostream& os) { // NOLINT |
| switch (kind()) { |
| case FeedbackSlotKind::kCall: |
| case FeedbackSlotKind::kLoadProperty: |
| case FeedbackSlotKind::kLoadKeyed: |
| case FeedbackSlotKind::kLoadGlobalInsideTypeof: |
| case FeedbackSlotKind::kLoadGlobalNotInsideTypeof: |
| case FeedbackSlotKind::kStoreNamedSloppy: |
| case FeedbackSlotKind::kStoreNamedStrict: |
| case FeedbackSlotKind::kStoreOwnNamed: |
| case FeedbackSlotKind::kStoreGlobalSloppy: |
| case FeedbackSlotKind::kStoreGlobalStrict: |
| case FeedbackSlotKind::kStoreKeyedSloppy: |
| case FeedbackSlotKind::kInstanceOf: |
| case FeedbackSlotKind::kStoreDataPropertyInLiteral: |
| case FeedbackSlotKind::kStoreKeyedStrict: |
| case FeedbackSlotKind::kStoreInArrayLiteral: { |
| os << ICState2String(StateFromFeedback()); |
| break; |
| } |
| case FeedbackSlotKind::kBinaryOp: { |
| os << "BinaryOp:" << GetBinaryOperationFeedback(); |
| break; |
| } |
| case FeedbackSlotKind::kCompareOp: { |
| os << "CompareOp:" << GetCompareOperationFeedback(); |
| break; |
| } |
| case FeedbackSlotKind::kForIn: { |
| os << "ForIn:" << GetForInFeedback(); |
| break; |
| } |
| case FeedbackSlotKind::kCreateClosure: |
| case FeedbackSlotKind::kLiteral: |
| case FeedbackSlotKind::kTypeProfile: |
| break; |
| case FeedbackSlotKind::kInvalid: |
| case FeedbackSlotKind::kKindsNumber: |
| UNREACHABLE(); |
| break; |
| } |
| } |
| |
| void JSValue::JSValuePrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSValue"); |
| os << "\n - value: " << Brief(value()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| |
| void JSMessageObject::JSMessageObjectPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSMessageObject"); |
| os << "\n - type: " << type(); |
| os << "\n - arguments: " << Brief(argument()); |
| os << "\n - start_position: " << start_position(); |
| os << "\n - end_position: " << end_position(); |
| os << "\n - script: " << Brief(script()); |
| os << "\n - stack_frames: " << Brief(stack_frames()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| |
| void String::StringPrint(std::ostream& os) { // NOLINT |
| if (!HasOnlyOneByteChars()) { |
| os << "u"; |
| } |
| if (StringShape(this).IsInternalized()) { |
| os << "#"; |
| } else if (StringShape(this).IsCons()) { |
| os << "c\""; |
| } else if (StringShape(this).IsThin()) { |
| os << ">\""; |
| } else { |
| os << "\""; |
| } |
| |
| const char truncated_epilogue[] = "...<truncated>"; |
| int len = length(); |
| if (!FLAG_use_verbose_printer) { |
| if (len > 100) { |
| len = 100 - sizeof(truncated_epilogue); |
| } |
| } |
| for (int i = 0; i < len; i++) { |
| os << AsUC16(Get(i)); |
| } |
| if (len != length()) { |
| os << truncated_epilogue; |
| } |
| |
| if (!StringShape(this).IsInternalized()) os << "\""; |
| } |
| |
| |
| void Name::NamePrint(std::ostream& os) { // NOLINT |
| if (IsString()) { |
| String::cast(this)->StringPrint(os); |
| } else { |
| os << Brief(this); |
| } |
| } |
| |
| |
| static const char* const weekdays[] = { |
| "???", "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" |
| }; |
| |
| |
| void JSDate::JSDatePrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSDate"); |
| os << "\n - value: " << Brief(value()); |
| if (!year()->IsSmi()) { |
| os << "\n - time = NaN\n"; |
| } else { |
| // TODO(svenpanne) Add some basic formatting to our streams. |
| ScopedVector<char> buf(100); |
| SNPrintF(buf, "\n - time = %s %04d/%02d/%02d %02d:%02d:%02d\n", |
| weekdays[weekday()->IsSmi() ? Smi::ToInt(weekday()) + 1 : 0], |
| year()->IsSmi() ? Smi::ToInt(year()) : -1, |
| month()->IsSmi() ? Smi::ToInt(month()) : -1, |
| day()->IsSmi() ? Smi::ToInt(day()) : -1, |
| hour()->IsSmi() ? Smi::ToInt(hour()) : -1, |
| min()->IsSmi() ? Smi::ToInt(min()) : -1, |
| sec()->IsSmi() ? Smi::ToInt(sec()) : -1); |
| os << buf.start(); |
| } |
| JSObjectPrintBody(os, this); |
| } |
| |
| |
| void JSProxy::JSProxyPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "JSProxy"); |
| os << "\n - target: "; |
| target()->ShortPrint(os); |
| os << "\n - handler: "; |
| handler()->ShortPrint(os); |
| os << "\n"; |
| } |
| |
| |
| void JSSet::JSSetPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSSet"); |
| os << " - table: " << Brief(table()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| |
| void JSMap::JSMapPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSMap"); |
| os << " - table: " << Brief(table()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| void JSCollectionIterator::JSCollectionIteratorPrint( |
| std::ostream& os) { // NOLINT |
| os << "\n - table: " << Brief(table()); |
| os << "\n - index: " << Brief(index()); |
| os << "\n"; |
| } |
| |
| void JSSetIterator::JSSetIteratorPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSSetIterator"); |
| JSCollectionIteratorPrint(os); |
| } |
| |
| |
| void JSMapIterator::JSMapIteratorPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSMapIterator"); |
| JSCollectionIteratorPrint(os); |
| } |
| |
| |
| void JSWeakMap::JSWeakMapPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSWeakMap"); |
| os << "\n - table: " << Brief(table()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| |
| void JSWeakSet::JSWeakSetPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSWeakSet"); |
| os << "\n - table: " << Brief(table()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| |
| void JSArrayBuffer::JSArrayBufferPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSArrayBuffer"); |
| os << "\n - backing_store: " << backing_store(); |
| os << "\n - byte_length: " << Brief(byte_length()); |
| if (is_external()) os << "\n - external"; |
| if (is_neuterable()) os << "\n - neuterable"; |
| if (was_neutered()) os << "\n - neutered"; |
| if (is_shared()) os << "\n - shared"; |
| if (is_wasm_memory()) os << "\n - is_wasm_memory"; |
| if (is_growable()) os << "\n - growable"; |
| JSObjectPrintBody(os, this, !was_neutered()); |
| } |
| |
| |
| void JSTypedArray::JSTypedArrayPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSTypedArray"); |
| os << "\n - buffer: " << Brief(buffer()); |
| os << "\n - byte_offset: " << Brief(byte_offset()); |
| os << "\n - byte_length: " << Brief(byte_length()); |
| os << "\n - length: " << Brief(length()); |
| if (WasNeutered()) os << "\n - neutered"; |
| JSObjectPrintBody(os, this, !WasNeutered()); |
| } |
| |
| void JSArrayIterator::JSArrayIteratorPrint(std::ostream& os) { // NOLING |
| JSObjectPrintHeader(os, this, "JSArrayIterator"); |
| os << "\n - iterated_object: " << Brief(iterated_object()); |
| os << "\n - next_index: " << Brief(next_index()); |
| os << "\n - kind: " << kind(); |
| JSObjectPrintBody(os, this); |
| } |
| |
| void JSDataView::JSDataViewPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSDataView"); |
| os << "\n - buffer =" << Brief(buffer()); |
| os << "\n - byte_offset: " << Brief(byte_offset()); |
| os << "\n - byte_length: " << Brief(byte_length()); |
| if (WasNeutered()) os << "\n - neutered"; |
| JSObjectPrintBody(os, this, !WasNeutered()); |
| } |
| |
| |
| void JSBoundFunction::JSBoundFunctionPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSBoundFunction"); |
| os << "\n - bound_target_function: " << Brief(bound_target_function()); |
| os << "\n - bound_this: " << Brief(bound_this()); |
| os << "\n - bound_arguments: " << Brief(bound_arguments()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| void JSFunction::JSFunctionPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "Function"); |
| os << "\n - function prototype: "; |
| if (has_prototype_slot()) { |
| if (has_prototype()) { |
| os << Brief(prototype()); |
| if (map()->has_non_instance_prototype()) { |
| os << " (non-instance prototype)"; |
| } |
| } |
| os << "\n - initial_map: "; |
| if (has_initial_map()) os << Brief(initial_map()); |
| } else { |
| os << "<no-prototype-slot>"; |
| } |
| os << "\n - shared_info: " << Brief(shared()); |
| os << "\n - name: " << Brief(shared()->Name()); |
| |
| // Print Builtin name for builtin functions |
| int builtin_index = code()->builtin_index(); |
| if (builtin_index != -1 && !IsInterpreted()) { |
| if (builtin_index == Builtins::kDeserializeLazy) { |
| if (shared()->HasBuiltinId()) { |
| builtin_index = shared()->builtin_id(); |
| os << "\n - builtin: " << GetIsolate()->builtins()->name(builtin_index) |
| << "(lazy)"; |
| } |
| } else { |
| os << "\n - builtin: " << GetIsolate()->builtins()->name(builtin_index); |
| } |
| } |
| |
| os << "\n - formal_parameter_count: " |
| << shared()->internal_formal_parameter_count(); |
| os << "\n - kind: " << shared()->kind(); |
| os << "\n - context: " << Brief(context()); |
| os << "\n - code: " << Brief(code()); |
| if (IsInterpreted()) { |
| os << "\n - interpreted"; |
| if (shared()->HasBytecodeArray()) { |
| os << "\n - bytecode: " << shared()->GetBytecodeArray(); |
| } |
| } |
| if (WasmExportedFunction::IsWasmExportedFunction(this)) { |
| WasmExportedFunction* function = WasmExportedFunction::cast(this); |
| os << "\n - WASM instance " |
| << reinterpret_cast<void*>(function->instance()); |
| os << "\n - WASM function index " << function->function_index(); |
| } |
| shared()->PrintSourceCode(os); |
| JSObjectPrintBody(os, this); |
| os << "\n - feedback vector: "; |
| if (has_feedback_vector()) { |
| feedback_vector()->FeedbackVectorPrint(os); |
| } else { |
| os << "not available\n"; |
| } |
| } |
| |
| void SharedFunctionInfo::PrintSourceCode(std::ostream& os) { |
| if (HasSourceCode()) { |
| os << "\n - source code: "; |
| String* source = String::cast(Script::cast(script())->source()); |
| int start = StartPosition(); |
| int length = EndPosition() - start; |
| std::unique_ptr<char[]> source_string = source->ToCString( |
| DISALLOW_NULLS, FAST_STRING_TRAVERSAL, start, length, nullptr); |
| os << source_string.get(); |
| } |
| } |
| |
| void SharedFunctionInfo::SharedFunctionInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "SharedFunctionInfo"); |
| os << "\n - name: "; |
| if (HasSharedName()) { |
| os << Brief(Name()); |
| } else { |
| os << "<no-shared-name>"; |
| } |
| if (HasInferredName()) { |
| os << "\n - inferred name: " << Brief(inferred_name()); |
| } |
| os << "\n - kind: " << kind(); |
| if (needs_home_object()) { |
| os << "\n - needs_home_object"; |
| } |
| os << "\n - function_map_index: " << function_map_index(); |
| os << "\n - formal_parameter_count: " << internal_formal_parameter_count(); |
| os << "\n - expected_nof_properties: " << expected_nof_properties(); |
| os << "\n - language_mode: " << language_mode(); |
| os << "\n - data: " << Brief(function_data()); |
| os << "\n - code (from data): " << Brief(GetCode()); |
| PrintSourceCode(os); |
| // Script files are often large, hard to read. |
| // os << "\n - script ="; |
| // script()->Print(os); |
| if (is_named_expression()) { |
| os << "\n - named expression"; |
| } else if (is_anonymous_expression()) { |
| os << "\n - anonymous expression"; |
| } else if (is_declaration()) { |
| os << "\n - declaration"; |
| } |
| os << "\n - function token position: " << function_token_position(); |
| os << "\n - start position: " << StartPosition(); |
| os << "\n - end position: " << EndPosition(); |
| if (HasDebugInfo()) { |
| os << "\n - debug info: " << Brief(debug_info()); |
| } else { |
| os << "\n - no debug info"; |
| } |
| os << "\n - scope info: " << Brief(scope_info()); |
| if (HasOuterScopeInfo()) { |
| os << "\n - outer scope info: " << Brief(GetOuterScopeInfo()); |
| } |
| os << "\n - length: " << length(); |
| os << "\n - feedback_metadata: "; |
| if (HasFeedbackMetadata()) { |
| feedback_metadata()->FeedbackMetadataPrint(os); |
| } else { |
| os << "<none>"; |
| } |
| os << "\n"; |
| } |
| |
| |
| void JSGlobalProxy::JSGlobalProxyPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSGlobalProxy"); |
| if (!GetIsolate()->bootstrapper()->IsActive()) { |
| os << "\n - native context: " << Brief(native_context()); |
| } |
| JSObjectPrintBody(os, this); |
| } |
| |
| |
| void JSGlobalObject::JSGlobalObjectPrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSGlobalObject"); |
| if (!GetIsolate()->bootstrapper()->IsActive()) { |
| os << "\n - native context: " << Brief(native_context()); |
| } |
| os << "\n - global proxy: " << Brief(global_proxy()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| |
| void Cell::CellPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "Cell"); |
| os << "\n - value: " << Brief(value()); |
| os << "\n"; |
| } |
| |
| |
| void PropertyCell::PropertyCellPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "PropertyCell"); |
| os << "\n - name: "; |
| name()->NamePrint(os); |
| os << "\n - value: " << Brief(value()); |
| os << "\n - details: "; |
| property_details().PrintAsSlowTo(os); |
| PropertyCellType cell_type = property_details().cell_type(); |
| os << "\n - cell_type: "; |
| if (value()->IsTheHole(GetIsolate())) { |
| switch (cell_type) { |
| case PropertyCellType::kUninitialized: |
| os << "Uninitialized"; |
| break; |
| case PropertyCellType::kInvalidated: |
| os << "Invalidated"; |
| break; |
| default: |
| os << "??? " << static_cast<int>(cell_type); |
| break; |
| } |
| } else { |
| switch (cell_type) { |
| case PropertyCellType::kUndefined: |
| os << "Undefined"; |
| break; |
| case PropertyCellType::kConstant: |
| os << "Constant"; |
| break; |
| case PropertyCellType::kConstantType: |
| os << "ConstantType" |
| << " ("; |
| switch (GetConstantType()) { |
| case PropertyCellConstantType::kSmi: |
| os << "Smi"; |
| break; |
| case PropertyCellConstantType::kStableMap: |
| os << "StableMap"; |
| break; |
| } |
| os << ")"; |
| break; |
| case PropertyCellType::kMutable: |
| os << "Mutable"; |
| break; |
| } |
| } |
| os << "\n"; |
| } |
| |
| |
| void WeakCell::WeakCellPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "WeakCell"); |
| if (cleared()) { |
| os << "\n - cleared"; |
| } else { |
| os << "\n - value: " << Brief(value()); |
| } |
| os << "\n"; |
| } |
| |
| |
| void Code::CodePrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "Code"); |
| os << "\n"; |
| #ifdef ENABLE_DISASSEMBLER |
| if (FLAG_use_verbose_printer) { |
| Disassemble(nullptr, os); |
| } |
| #endif |
| } |
| |
| void CodeDataContainer::CodeDataContainerPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "CodeDataContainer"); |
| os << "\n - kind_specific_flags: " << kind_specific_flags(); |
| os << "\n"; |
| } |
| |
| void Foreign::ForeignPrint(std::ostream& os) { // NOLINT |
| os << "foreign address : " << reinterpret_cast<void*>(foreign_address()); |
| os << "\n"; |
| } |
| |
| |
| void AccessorInfo::AccessorInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "AccessorInfo"); |
| os << "\n - name: " << Brief(name()); |
| os << "\n - flags: " << flags(); |
| os << "\n - getter: " << Brief(getter()); |
| os << "\n - setter: " << Brief(setter()); |
| os << "\n - js_getter: " << Brief(js_getter()); |
| os << "\n - data: " << Brief(data()); |
| os << "\n"; |
| } |
| |
| void CallbackTask::CallbackTaskPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "CallbackTask"); |
| os << "\n - callback: " << Brief(callback()); |
| os << "\n - data: " << Brief(data()); |
| os << "\n"; |
| } |
| |
| void CallableTask::CallableTaskPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "CallableTask"); |
| os << "\n - context: " << Brief(context()); |
| os << "\n - callable: " << Brief(callable()); |
| os << "\n"; |
| } |
| |
| void PromiseFulfillReactionJobTask::PromiseFulfillReactionJobTaskPrint( |
| std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "PromiseFulfillReactionJobTask"); |
| os << "\n - argument: " << Brief(argument()); |
| os << "\n - context: " << Brief(context()); |
| os << "\n - handler: " << Brief(handler()); |
| os << "\n - promise_or_capability: " << Brief(promise_or_capability()); |
| os << "\n"; |
| } |
| |
| void PromiseRejectReactionJobTask::PromiseRejectReactionJobTaskPrint( |
| std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "PromiseRejectReactionJobTask"); |
| os << "\n - argument: " << Brief(argument()); |
| os << "\n - context: " << Brief(context()); |
| os << "\n - handler: " << Brief(handler()); |
| os << "\n - promise_or_capability: " << Brief(promise_or_capability()); |
| os << "\n"; |
| } |
| |
| void PromiseResolveThenableJobTask::PromiseResolveThenableJobTaskPrint( |
| std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "PromiseResolveThenableJobTask"); |
| os << "\n - context: " << Brief(context()); |
| os << "\n - promise_to_resolve: " << Brief(promise_to_resolve()); |
| os << "\n - then: " << Brief(then()); |
| os << "\n - thenable: " << Brief(thenable()); |
| os << "\n"; |
| } |
| |
| void PromiseCapability::PromiseCapabilityPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "PromiseCapability"); |
| os << "\n - promise: " << Brief(promise()); |
| os << "\n - resolve: " << Brief(resolve()); |
| os << "\n - reject: " << Brief(reject()); |
| os << "\n"; |
| } |
| |
| void PromiseReaction::PromiseReactionPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "PromiseReaction"); |
| os << "\n - next: " << Brief(next()); |
| os << "\n - reject_handler: " << Brief(reject_handler()); |
| os << "\n - fulfill_handler: " << Brief(fulfill_handler()); |
| os << "\n - promise_or_capability: " << Brief(promise_or_capability()); |
| os << "\n"; |
| } |
| |
| void AsyncGeneratorRequest::AsyncGeneratorRequestPrint( |
| std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "AsyncGeneratorRequest"); |
| const char* mode = "Invalid!"; |
| switch (resume_mode()) { |
| case JSGeneratorObject::kNext: |
| mode = ".next()"; |
| break; |
| case JSGeneratorObject::kReturn: |
| mode = ".return()"; |
| break; |
| case JSGeneratorObject::kThrow: |
| mode = ".throw()"; |
| break; |
| } |
| os << "\n - resume mode: " << mode; |
| os << "\n - value: " << Brief(value()); |
| os << "\n - next: " << Brief(next()); |
| os << "\n"; |
| } |
| |
| void ModuleInfoEntry::ModuleInfoEntryPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "ModuleInfoEntry"); |
| os << "\n - export_name: " << Brief(export_name()); |
| os << "\n - local_name: " << Brief(local_name()); |
| os << "\n - import_name: " << Brief(import_name()); |
| os << "\n - module_request: " << module_request(); |
| os << "\n - cell_index: " << cell_index(); |
| os << "\n - beg_pos: " << beg_pos(); |
| os << "\n - end_pos: " << end_pos(); |
| os << "\n"; |
| } |
| |
| void Module::ModulePrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "Module"); |
| os << "\n - origin: " << Brief(script()->GetNameOrSourceURL()); |
| os << "\n - code: " << Brief(code()); |
| os << "\n - exports: " << Brief(exports()); |
| os << "\n - requested_modules: " << Brief(requested_modules()); |
| os << "\n - script: " << Brief(script()); |
| os << "\n - import_meta: " << Brief(import_meta()); |
| os << "\n - status: " << status(); |
| os << "\n - exception: " << Brief(exception()); |
| os << "\n"; |
| } |
| |
| void JSModuleNamespace::JSModuleNamespacePrint(std::ostream& os) { // NOLINT |
| JSObjectPrintHeader(os, this, "JSModuleNamespace"); |
| os << "\n - module: " << Brief(module()); |
| JSObjectPrintBody(os, this); |
| } |
| |
| void PrototypeInfo::PrototypeInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "PrototypeInfo"); |
| os << "\n - weak cell: " << Brief(weak_cell()); |
| os << "\n - prototype users: " << Brief(prototype_users()); |
| os << "\n - registry slot: " << registry_slot(); |
| os << "\n - object create map: " << MaybeObjectBrief(object_create_map()); |
| os << "\n - should_be_fast_map: " << should_be_fast_map(); |
| os << "\n"; |
| } |
| |
| void Tuple2::Tuple2Print(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "Tuple2"); |
| os << "\n - value1: " << Brief(value1()); |
| os << "\n - value2: " << Brief(value2()); |
| os << "\n"; |
| } |
| |
| void Tuple3::Tuple3Print(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "Tuple3"); |
| os << "\n - value1: " << Brief(value1()); |
| os << "\n - value2: " << Brief(value2()); |
| os << "\n - value3: " << Brief(value3()); |
| os << "\n"; |
| } |
| |
| void WasmCompiledModule::WasmCompiledModulePrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "WasmCompiledModule"); |
| os << "\n"; |
| } |
| |
| void WasmDebugInfo::WasmDebugInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "WasmDebugInfo"); |
| os << "\n - wasm_instance: " << Brief(wasm_instance()); |
| os << "\n"; |
| } |
| |
| void WasmInstanceObject::WasmInstanceObjectPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "WasmInstanceObject"); |
| os << "\n - compiled_module: " << Brief(compiled_module()); |
| os << "\n - module_object: " << Brief(module_object()); |
| os << "\n - exports_object: " << Brief(exports_object()); |
| os << "\n - native_context: " << Brief(native_context()); |
| if (has_memory_object()) { |
| os << "\n - memory_object: " << Brief(memory_object()); |
| } |
| if (has_globals_buffer()) { |
| os << "\n - globals_buffer: " << Brief(globals_buffer()); |
| } |
| if (has_imported_mutable_globals_buffers()) { |
| os << "\n - imported_mutable_globals_buffers: " |
| << Brief(imported_mutable_globals_buffers()); |
| } |
| if (has_debug_info()) { |
| os << "\n - debug_info: " << Brief(debug_info()); |
| } |
| if (has_table_object()) { |
| os << "\n - table_object: " << Brief(table_object()); |
| } |
| os << "\n - imported_function_instances: " |
| << Brief(imported_function_instances()); |
| os << "\n - imported_function_callables: " |
| << Brief(imported_function_callables()); |
| if (has_indirect_function_table_instances()) { |
| os << "\n - indirect_function_table_instances: " |
| << Brief(indirect_function_table_instances()); |
| } |
| if (has_managed_native_allocations()) { |
| os << "\n - managed_native_allocations: " |
| << Brief(managed_native_allocations()); |
| } |
| if (has_managed_indirect_patcher()) { |
| os << "\n - managed_indirect_patcher: " |
| << Brief(managed_indirect_patcher()); |
| } |
| os << "\n - memory_start: " << static_cast<void*>(memory_start()); |
| os << "\n - memory_size: " << memory_size(); |
| os << "\n - memory_mask: " << AsHex(memory_mask()); |
| os << "\n - imported_function_targets: " |
| << static_cast<void*>(imported_function_targets()); |
| os << "\n - globals_start: " << static_cast<void*>(globals_start()); |
| os << "\n - imported_mutable_globals: " |
| << static_cast<void*>(imported_mutable_globals()); |
| os << "\n - indirect_function_table_size: " << indirect_function_table_size(); |
| os << "\n - indirect_function_table_sig_ids: " |
| << static_cast<void*>(indirect_function_table_sig_ids()); |
| os << "\n - indirect_function_table_targets: " |
| << static_cast<void*>(indirect_function_table_targets()); |
| os << "\n"; |
| } |
| |
| void WasmExportedFunctionData::WasmExportedFunctionDataPrint( |
| std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "WasmExportedFunctionData"); |
| os << "\n - wrapper_code: " << Brief(wrapper_code()); |
| os << "\n - instance: " << Brief(instance()); |
| os << "\n - function_index: " << function_index(); |
| os << "\n"; |
| } |
| |
| void WasmSharedModuleData::WasmSharedModuleDataPrint( |
| std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "WasmSharedModuleData"); |
| os << "\n - module: " << module(); |
| os << "\n"; |
| } |
| |
| void LoadHandler::LoadHandlerPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "LoadHandler"); |
| // TODO(ishell): implement printing based on handler kind |
| os << "\n - handler: " << Brief(smi_handler()); |
| os << "\n - validity_cell: " << Brief(validity_cell()); |
| int data_count = data_field_count(); |
| if (data_count >= 1) { |
| os << "\n - data1: " << MaybeObjectBrief(data1()); |
| } |
| if (data_count >= 2) { |
| os << "\n - data2: " << Brief(data2()); |
| } |
| if (data_count >= 3) { |
| os << "\n - data3: " << Brief(data3()); |
| } |
| os << "\n"; |
| } |
| |
| void StoreHandler::StoreHandlerPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "StoreHandler"); |
| // TODO(ishell): implement printing based on handler kind |
| os << "\n - handler: " << Brief(smi_handler()); |
| os << "\n - validity_cell: " << Brief(validity_cell()); |
| int data_count = data_field_count(); |
| if (data_count >= 1) { |
| os << "\n - data1: " << MaybeObjectBrief(data1()); |
| } |
| if (data_count >= 2) { |
| os << "\n - data2: " << Brief(data2()); |
| } |
| if (data_count >= 3) { |
| os << "\n - data3: " << Brief(data3()); |
| } |
| os << "\n"; |
| } |
| |
| void AccessorPair::AccessorPairPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "AccessorPair"); |
| os << "\n - getter: " << Brief(getter()); |
| os << "\n - setter: " << Brief(setter()); |
| os << "\n"; |
| } |
| |
| |
| void AccessCheckInfo::AccessCheckInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "AccessCheckInfo"); |
| os << "\n - callback: " << Brief(callback()); |
| os << "\n - named_interceptor: " << Brief(named_interceptor()); |
| os << "\n - indexed_interceptor: " << Brief(indexed_interceptor()); |
| os << "\n - data: " << Brief(data()); |
| os << "\n"; |
| } |
| |
| void CallHandlerInfo::CallHandlerInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "CallHandlerInfo"); |
| os << "\n - callback: " << Brief(callback()); |
| os << "\n - js_callback: " << Brief(js_callback()); |
| os << "\n - data: " << Brief(data()); |
| os << "\n - side_effect_free: " |
| << (IsSideEffectFreeCallHandlerInfo() ? "true" : "false"); |
| os << "\n"; |
| } |
| |
| void InterceptorInfo::InterceptorInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "InterceptorInfo"); |
| os << "\n - getter: " << Brief(getter()); |
| os << "\n - setter: " << Brief(setter()); |
| os << "\n - query: " << Brief(query()); |
| os << "\n - deleter: " << Brief(deleter()); |
| os << "\n - enumerator: " << Brief(enumerator()); |
| os << "\n - data: " << Brief(data()); |
| os << "\n"; |
| } |
| |
| |
| void FunctionTemplateInfo::FunctionTemplateInfoPrint( |
| std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "FunctionTemplateInfo"); |
| os << "\n - class name: " << Brief(class_name()); |
| os << "\n - tag: " << Brief(tag()); |
| os << "\n - serial_number: " << Brief(serial_number()); |
| os << "\n - property_list: " << Brief(property_list()); |
| os << "\n - call_code: " << Brief(call_code()); |
| os << "\n - property_accessors: " << Brief(property_accessors()); |
| os << "\n - prototype_template: " << Brief(prototype_template()); |
| os << "\n - parent_template: " << Brief(parent_template()); |
| os << "\n - named_property_handler: " << Brief(named_property_handler()); |
| os << "\n - indexed_property_handler: " << Brief(indexed_property_handler()); |
| os << "\n - instance_template: " << Brief(instance_template()); |
| os << "\n - signature: " << Brief(signature()); |
| os << "\n - access_check_info: " << Brief(access_check_info()); |
| os << "\n - cached_property_name: " << Brief(cached_property_name()); |
| os << "\n - hidden_prototype: " << (hidden_prototype() ? "true" : "false"); |
| os << "\n - undetectable: " << (undetectable() ? "true" : "false"); |
| os << "\n - need_access_check: " << (needs_access_check() ? "true" : "false"); |
| os << "\n - instantiated: " << (instantiated() ? "true" : "false"); |
| os << "\n"; |
| } |
| |
| |
| void ObjectTemplateInfo::ObjectTemplateInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "ObjectTemplateInfo"); |
| os << "\n - tag: " << Brief(tag()); |
| os << "\n - serial_number: " << Brief(serial_number()); |
| os << "\n - property_list: " << Brief(property_list()); |
| os << "\n - property_accessors: " << Brief(property_accessors()); |
| os << "\n - constructor: " << Brief(constructor()); |
| os << "\n - embedder_field_count: " << embedder_field_count(); |
| os << "\n - immutable_proto: " << (immutable_proto() ? "true" : "false"); |
| os << "\n"; |
| } |
| |
| |
| void AllocationSite::AllocationSitePrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "AllocationSite"); |
| os << "\n - weak_next: " << Brief(weak_next()); |
| os << "\n - dependent code: " << Brief(dependent_code()); |
| os << "\n - nested site: " << Brief(nested_site()); |
| os << "\n - memento found count: " |
| << Brief(Smi::FromInt(memento_found_count())); |
| os << "\n - memento create count: " |
| << Brief(Smi::FromInt(memento_create_count())); |
| os << "\n - pretenure decision: " |
| << Brief(Smi::FromInt(pretenure_decision())); |
| os << "\n - transition_info: "; |
| if (!PointsToLiteral()) { |
| ElementsKind kind = GetElementsKind(); |
| os << "Array allocation with ElementsKind " << ElementsKindToString(kind); |
| } else if (boilerplate()->IsJSArray()) { |
| os << "Array literal with boilerplate " << Brief(boilerplate()); |
| } else { |
| os << "Object literal with boilerplate " << Brief(boilerplate()); |
| } |
| os << "\n"; |
| } |
| |
| |
| void AllocationMemento::AllocationMementoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "AllocationMemento"); |
| os << "\n - allocation site: "; |
| if (IsValid()) { |
| GetAllocationSite()->Print(os); |
| } else { |
| os << "<invalid>\n"; |
| } |
| } |
| |
| |
| void Script::ScriptPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "Script"); |
| os << "\n - source: " << Brief(source()); |
| os << "\n - name: " << Brief(name()); |
| os << "\n - line_offset: " << line_offset(); |
| os << "\n - column_offset: " << column_offset(); |
| os << "\n - type: " << type(); |
| os << "\n - id: " << id(); |
| os << "\n - context data: " << Brief(context_data()); |
| os << "\n - wrapper: " << Brief(wrapper()); |
| os << "\n - compilation type: " << compilation_type(); |
| os << "\n - line ends: " << Brief(line_ends()); |
| if (has_eval_from_shared()) { |
| os << "\n - eval from shared: " << Brief(eval_from_shared()); |
| } |
| if (is_wrapped()) { |
| os << "\n - wrapped arguments: " << Brief(wrapped_arguments()); |
| } |
| os << "\n - eval from position: " << eval_from_position(); |
| os << "\n - shared function infos: " << Brief(shared_function_infos()); |
| os << "\n"; |
| } |
| |
| #ifdef V8_INTL_SUPPORT |
| void JSLocale::JSLocalePrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "JSLocale"); |
| os << "\n - language: " << Brief(language()); |
| os << "\n - script: " << Brief(script()); |
| os << "\n - region: " << Brief(region()); |
| os << "\n - baseName: " << Brief(base_name()); |
| os << "\n - locale: " << Brief(locale()); |
| os << "\n - calendar: " << Brief(calendar()); |
| os << "\n - caseFirst: " << Brief(case_first()); |
| os << "\n - collation: " << Brief(collation()); |
| os << "\n - hourCycle: " << Brief(hour_cycle()); |
| os << "\n - numeric: " << Brief(numeric()); |
| os << "\n - numberingSystem: " << Brief(numbering_system()); |
| os << "\n"; |
| } |
| #endif // V8_INTL_SUPPORT |
| |
| namespace { |
| void PrintScopeInfoList(ScopeInfo* scope_info, std::ostream& os, |
| const char* list_name, int nof_internal_slots, |
| int start, int length) { |
| if (length <= 0) return; |
| int end = start + length; |
| os << "\n - " << list_name; |
| if (nof_internal_slots > 0) { |
| os << " " << start << "-" << end << " [internal slots]"; |
| } |
| os << " {\n"; |
| for (int i = nof_internal_slots; start < end; ++i, ++start) { |
| os << " - " << i << ": "; |
| String::cast(scope_info->get(start))->ShortPrint(os); |
| os << "\n"; |
| } |
| os << " }"; |
| } |
| } // namespace |
| |
| void ScopeInfo::ScopeInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "ScopeInfo"); |
| if (length() == 0) { |
| os << "\n - length = 0\n"; |
| return; |
| } |
| int flags = Flags(); |
| |
| os << "\n - parameters: " << ParameterCount(); |
| os << "\n - stack locals: " << StackLocalCount(); |
| os << "\n - context locals : " << ContextLocalCount(); |
| |
| os << "\n - scope type: " << scope_type(); |
| if (CallsSloppyEval()) os << "\n - sloppy eval"; |
| os << "\n - language mode: " << language_mode(); |
| if (is_declaration_scope()) os << "\n - declaration scope"; |
| if (HasReceiver()) { |
| os << "\n - receiver: " << ReceiverVariableField::decode(flags); |
| } |
| if (HasNewTarget()) os << "\n - needs new target"; |
| if (HasFunctionName()) { |
| os << "\n - function name(" << FunctionVariableField::decode(flags) |
| << "): "; |
| FunctionName()->ShortPrint(os); |
| } |
| if (IsAsmModule()) os << "\n - asm module"; |
| if (HasSimpleParameters()) os << "\n - simple parameters"; |
| os << "\n - function kind: " << function_kind(); |
| if (HasOuterScopeInfo()) { |
| os << "\n - outer scope info: " << Brief(OuterScopeInfo()); |
| } |
| if (HasFunctionName()) { |
| os << "\n - function name: " << Brief(FunctionName()); |
| } |
| if (HasInferredFunctionName()) { |
| os << "\n - inferred function name: " << Brief(InferredFunctionName()); |
| } |
| |
| if (HasPositionInfo()) { |
| os << "\n - start position: " << StartPosition(); |
| os << "\n - end position: " << EndPosition(); |
| } |
| os << "\n - length: " << length(); |
| if (length() > 0) { |
| PrintScopeInfoList(this, os, "parameters", 0, ParameterNamesIndex(), |
| ParameterCount()); |
| PrintScopeInfoList(this, os, "stack slots", 0, StackLocalNamesIndex(), |
| StackLocalCount()); |
| PrintScopeInfoList(this, os, "context slots", Context::MIN_CONTEXT_SLOTS, |
| ContextLocalNamesIndex(), ContextLocalCount()); |
| // TODO(neis): Print module stuff if present. |
| } |
| os << "\n"; |
| } |
| |
| void DebugInfo::DebugInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "DebugInfo"); |
| os << "\n - flags: " << flags(); |
| os << "\n - debugger_hints: " << debugger_hints(); |
| os << "\n - shared: " << Brief(shared()); |
| os << "\n - debug bytecode array: " << Brief(debug_bytecode_array()); |
| os << "\n - break_points: "; |
| break_points()->Print(os); |
| os << "\n - coverage_info: " << Brief(coverage_info()); |
| } |
| |
| |
| void StackFrameInfo::StackFrameInfoPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "StackFrame"); |
| os << "\n - line_number: " << line_number(); |
| os << "\n - column_number: " << column_number(); |
| os << "\n - script_id: " << script_id(); |
| os << "\n - script_name: " << Brief(script_name()); |
| os << "\n - script_name_or_source_url: " |
| << Brief(script_name_or_source_url()); |
| os << "\n - function_name: " << Brief(function_name()); |
| os << "\n - is_eval: " << (is_eval() ? "true" : "false"); |
| os << "\n - is_constructor: " << (is_constructor() ? "true" : "false"); |
| os << "\n"; |
| } |
| |
| static void PrintBitMask(std::ostream& os, uint32_t value) { // NOLINT |
| for (int i = 0; i < 32; i++) { |
| if ((i & 7) == 0) os << " "; |
| os << (((value & 1) == 0) ? "_" : "x"); |
| value >>= 1; |
| } |
| } |
| |
| |
| void LayoutDescriptor::Print() { |
| OFStream os(stdout); |
| this->Print(os); |
| os << std::flush; |
| } |
| |
| void LayoutDescriptor::ShortPrint(std::ostream& os) { |
| if (IsSmi()) { |
| os << this; // Print tagged value for easy use with "jld" gdb macro. |
| } else { |
| os << Brief(this); |
| } |
| } |
| |
| void LayoutDescriptor::Print(std::ostream& os) { // NOLINT |
| os << "Layout descriptor: "; |
| if (IsFastPointerLayout()) { |
| os << "<all tagged>"; |
| } else if (IsSmi()) { |
| os << "fast"; |
| PrintBitMask(os, static_cast<uint32_t>(Smi::ToInt(this))); |
| } else if (IsOddball() && |
| IsUninitialized(HeapObject::cast(this)->GetIsolate())) { |
| os << "<uninitialized>"; |
| } else { |
| os << "slow"; |
| int num_words = number_of_layout_words(); |
| for (int i = 0; i < num_words; i++) { |
| if (i > 0) os << " |"; |
| PrintBitMask(os, get_layout_word(i)); |
| } |
| } |
| os << "\n"; |
| } |
| |
| void PreParsedScopeData::PreParsedScopeDataPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "PreParsedScopeData"); |
| os << "\n - scope_data: " << Brief(scope_data()); |
| os << "\n - child_data: " << Brief(child_data()); |
| os << "\n"; |
| } |
| |
| void InterpreterData::InterpreterDataPrint(std::ostream& os) { // NOLINT |
| HeapObject::PrintHeader(os, "InterpreterData"); |
| os << "\n - bytecode_array: " << Brief(bytecode_array()); |
| os << "\n - interpreter_trampoline: " << Brief(interpreter_trampoline()); |
| os << "\n"; |
| } |
| |
| void MaybeObject::Print() { |
| OFStream os(stdout); |
| this->Print(os); |
| os << std::flush; |
| } |
| |
| void MaybeObject::Print(std::ostream& os) { |
| Smi* smi; |
| HeapObject* heap_object; |
| if (ToSmi(&smi)) { |
| smi->SmiPrint(os); |
| } else if (IsClearedWeakHeapObject()) { |
| os << "[cleared]"; |
| } else if (ToWeakHeapObject(&heap_object)) { |
| os << "[weak] "; |
| heap_object->HeapObjectPrint(os); |
| } else if (ToStrongHeapObject(&heap_object)) { |
| heap_object->HeapObjectPrint(os); |
| } else { |
| UNREACHABLE(); |
| } |
| } |
| |
| #endif // OBJECT_PRINT |
| |
| // TODO(cbruni): remove once the new maptracer is in place. |
| void Name::NameShortPrint() { |
| if (this->IsString()) { |
| PrintF("%s", String::cast(this)->ToCString().get()); |
| } else { |
| DCHECK(this->IsSymbol()); |
| Symbol* s = Symbol::cast(this); |
| if (s->name()->IsUndefined(GetIsolate())) { |
| PrintF("#<%s>", s->PrivateSymbolToName()); |
| } else { |
| PrintF("<%s>", String::cast(s->name())->ToCString().get()); |
| } |
| } |
| } |
| |
| // TODO(cbruni): remove once the new maptracer is in place. |
| int Name::NameShortPrint(Vector<char> str) { |
| if (this->IsString()) { |
| return SNPrintF(str, "%s", String::cast(this)->ToCString().get()); |
| } else { |
| DCHECK(this->IsSymbol()); |
| Symbol* s = Symbol::cast(this); |
| if (s->name()->IsUndefined(GetIsolate())) { |
| return SNPrintF(str, "#<%s>", s->PrivateSymbolToName()); |
| } else { |
| return SNPrintF(str, "<%s>", String::cast(s->name())->ToCString().get()); |
| } |
| } |
| } |
| |
| void Map::PrintMapDetails(std::ostream& os, JSObject* holder) { |
| DisallowHeapAllocation no_gc; |
| #ifdef OBJECT_PRINT |
| this->MapPrint(os); |
| #else |
| os << "Map=" << reinterpret_cast<void*>(this); |
| #endif |
| os << "\n"; |
| instance_descriptors()->PrintDescriptors(os); |
| if (is_dictionary_map() && holder != nullptr) { |
| os << holder->property_dictionary() << "\n"; |
| } |
| } |
| |
| void DescriptorArray::PrintDescriptors(std::ostream& os) { |
| for (int i = 0; i < number_of_descriptors(); i++) { |
| Name* key = GetKey(i); |
| os << "\n [" << i << "]: "; |
| #ifdef OBJECT_PRINT |
| key->NamePrint(os); |
| #else |
| key->ShortPrint(os); |
| #endif |
| os << " "; |
| PrintDescriptorDetails(os, i, PropertyDetails::kPrintFull); |
| } |
| os << "\n"; |
| } |
| |
| void DescriptorArray::PrintDescriptorDetails(std::ostream& os, int descriptor, |
| PropertyDetails::PrintMode mode) { |
| PropertyDetails details = GetDetails(descriptor); |
| details.PrintAsFastTo(os, mode); |
| os << " @ "; |
| switch (details.location()) { |
| case kField: { |
| FieldType* field_type = GetFieldType(descriptor); |
| field_type->PrintTo(os); |
| break; |
| } |
| case kDescriptor: |
| Object* value = GetStrongValue(descriptor); |
| os << Brief(value); |
| if (value->IsAccessorPair()) { |
| AccessorPair* pair = AccessorPair::cast(value); |
| os << "(get: " << Brief(pair->getter()) |
| << ", set: " << Brief(pair->setter()) << ")"; |
| } |
| break; |
| } |
| } |
| |
| #if defined(DEBUG) || defined(OBJECT_PRINT) |
| // This method is only meant to be called from gdb for debugging purposes. |
| // Since the string can also be in two-byte encoding, non-Latin1 characters |
| // will be ignored in the output. |
| char* String::ToAsciiArray() { |
| // Static so that subsequent calls frees previously allocated space. |
| // This also means that previous results will be overwritten. |
| static char* buffer = nullptr; |
| if (buffer != nullptr) delete[] buffer; |
| buffer = new char[length() + 1]; |
| WriteToFlat(this, reinterpret_cast<uint8_t*>(buffer), 0, length()); |
| buffer[length()] = 0; |
| return buffer; |
| } |
| |
| void DescriptorArray::Print() { |
| OFStream os(stdout); |
| this->PrintDescriptors(os); |
| os << std::flush; |
| } |
| // static |
| void TransitionsAccessor::PrintOneTransition(std::ostream& os, Name* key, |
| Map* target) { |
| os << "\n "; |
| #ifdef OBJECT_PRINT |
| key->NamePrint(os); |
| #else |
| key->ShortPrint(os); |
| #endif |
| os << ": "; |
| Heap* heap = key->GetHeap(); |
| if (key == heap->nonextensible_symbol()) { |
| os << "(transition to non-extensible)"; |
| } else if (key == heap->sealed_symbol()) { |
| os << "(transition to sealed)"; |
| } else if (key == heap->frozen_symbol()) { |
| os << "(transition to frozen)"; |
| } else if (key == heap->elements_transition_symbol()) { |
| os << "(transition to " << ElementsKindToString(target->elements_kind()) |
| << ")"; |
| } else if (key == heap->strict_function_transition_symbol()) { |
| os << " (transition to strict function)"; |
| } else { |
| DCHECK(!IsSpecialTransition(key->GetIsolate(), key)); |
| os << "(transition to "; |
| int descriptor = target->LastAdded(); |
| DescriptorArray* descriptors = target->instance_descriptors(); |
| descriptors->PrintDescriptorDetails(os, descriptor, |
| PropertyDetails::kForTransitions); |
| os << ")"; |
| } |
| os << " -> " << Brief(target); |
| } |
| |
| void TransitionArray::Print() { |
| OFStream os(stdout); |
| Print(os); |
| } |
| |
| // TODO(ishell): unify with TransitionArrayPrint(). |
| void TransitionArray::Print(std::ostream& os) { |
| int num_transitions = number_of_transitions(); |
| os << "Transition array #" << num_transitions << ":"; |
| for (int i = 0; i < num_transitions; i++) { |
| Name* key = GetKey(i); |
| Map* target = GetTarget(i); |
| TransitionsAccessor::PrintOneTransition(os, key, target); |
| } |
| os << "\n" << std::flush; |
| } |
| |
| void TransitionsAccessor::PrintTransitions(std::ostream& os) { // NOLINT |
| switch (encoding()) { |
| case kPrototypeInfo: |
| case kUninitialized: |
| return; |
| case kWeakRef: { |
| Map* target = Map::cast(raw_transitions_->ToWeakHeapObject()); |
| Name* key = GetSimpleTransitionKey(target); |
| PrintOneTransition(os, key, target); |
| break; |
| } |
| case kFullTransitionArray: |
| return transitions()->Print(os); |
| } |
| } |
| |
| void TransitionsAccessor::PrintTransitionTree() { |
| OFStream os(stdout); |
| os << "map= " << Brief(map_); |
| DisallowHeapAllocation no_gc; |
| PrintTransitionTree(os, 0, &no_gc); |
| os << "\n" << std::flush; |
| } |
| |
| void TransitionsAccessor::PrintTransitionTree(std::ostream& os, int level, |
| DisallowHeapAllocation* no_gc) { |
| int num_transitions = NumberOfTransitions(); |
| if (num_transitions == 0) return; |
| for (int i = 0; i < num_transitions; i++) { |
| Name* key = GetKey(i); |
| Map* target = GetTarget(i); |
| os << std::endl |
| << " " << level << "/" << i << ":" << std::setw(level * 2 + 2) << " "; |
| std::stringstream ss; |
| ss << Brief(target); |
| os << std::left << std::setw(50) << ss.str() << ": "; |
| |
| Heap* heap = isolate_->heap(); |
| if (key == heap->nonextensible_symbol()) { |
| os << "to non-extensible"; |
| } else if (key == heap->sealed_symbol()) { |
| os << "to sealed "; |
| } else if (key == heap->frozen_symbol()) { |
| os << "to frozen"; |
| } else if (key == heap->elements_transition_symbol()) { |
| os << "to " << ElementsKindToString(target->elements_kind()); |
| } else if (key == heap->strict_function_transition_symbol()) { |
| os << "to strict function"; |
| } else { |
| #ifdef OBJECT_PRINT |
| key->NamePrint(os); |
| #else |
| key->ShortPrint(os); |
| #endif |
| os << " "; |
| DCHECK(!IsSpecialTransition(isolate_, key)); |
| os << "to "; |
| int descriptor = target->LastAdded(); |
| DescriptorArray* descriptors = target->instance_descriptors(); |
| descriptors->PrintDescriptorDetails(os, descriptor, |
| PropertyDetails::kForTransitions); |
| } |
| TransitionsAccessor transitions(isolate_, target, no_gc); |
| transitions.PrintTransitionTree(os, level + 1, no_gc); |
| } |
| } |
| |
| void JSObject::PrintTransitions(std::ostream& os) { // NOLINT |
| DisallowHeapAllocation no_gc; |
| TransitionsAccessor ta(GetIsolate(), map(), &no_gc); |
| if (ta.NumberOfTransitions() == 0) return; |
| os << "\n - transitions"; |
| ta.PrintTransitions(os); |
| } |
| |
| #endif // defined(DEBUG) || defined(OBJECT_PRINT) |
| } // namespace internal |
| } // namespace v8 |
| |
| // |
| // The following functions are used by our gdb macros. |
| // |
| extern void _v8_internal_Print_Object(void* object) { |
| reinterpret_cast<i::Object*>(object)->Print(); |
| } |
| |
| extern void _v8_internal_Print_Code(void* object) { |
| i::Address address = reinterpret_cast<i::Address>(object); |
| i::Isolate* isolate = i::Isolate::Current(); |
| |
| i::wasm::WasmCode* wasm_code = |
| isolate->wasm_engine()->code_manager()->LookupCode(address); |
| if (wasm_code) { |
| i::OFStream os(stdout); |
| wasm_code->Disassemble(nullptr, isolate, os, address); |
| return; |
| } |
| |
| if (!isolate->heap()->InSpaceSlow(address, i::CODE_SPACE) && |
| !isolate->heap()->InSpaceSlow(address, i::LO_SPACE)) { |
| i::PrintF( |
| "%p is not within the current isolate's large object or code spaces\n", |
| object); |
| return; |
| } |
| |
| i::Code* code = isolate->FindCodeObject(address); |
| if (!code->IsCode()) { |
| i::PrintF("No code object found containing %p\n", object); |
| return; |
| } |
| #ifdef ENABLE_DISASSEMBLER |
| i::OFStream os(stdout); |
| code->Disassemble(nullptr, os, address); |
| #else // ENABLE_DISASSEMBLER |
| code->Print(); |
| #endif // ENABLE_DISASSEMBLER |
| } |
| |
| extern void _v8_internal_Print_FeedbackMetadata(void* object) { |
| if (reinterpret_cast<i::Object*>(object)->IsSmi()) { |
| printf("Please provide a feedback metadata object\n"); |
| } else { |
| reinterpret_cast<i::FeedbackMetadata*>(object)->Print(); |
| } |
| } |
| |
| extern void _v8_internal_Print_FeedbackVector(void* object) { |
| if (reinterpret_cast<i::Object*>(object)->IsSmi()) { |
| printf("Please provide a feedback vector\n"); |
| } else { |
| reinterpret_cast<i::FeedbackVector*>(object)->Print(); |
| } |
| } |
| |
| extern void _v8_internal_Print_DescriptorArray(void* object) { |
| if (reinterpret_cast<i::Object*>(object)->IsSmi()) { |
| printf("Please provide a descriptor array\n"); |
| } else { |
| reinterpret_cast<i::DescriptorArray*>(object)->Print(); |
| } |
| } |
| |
| extern void _v8_internal_Print_LayoutDescriptor(void* object) { |
| i::Object* o = reinterpret_cast<i::Object*>(object); |
| if (!o->IsLayoutDescriptor()) { |
| printf("Please provide a layout descriptor\n"); |
| } else { |
| reinterpret_cast<i::LayoutDescriptor*>(object)->Print(); |
| } |
| } |
| |
| extern void _v8_internal_Print_TransitionArray(void* object) { |
| if (reinterpret_cast<i::Object*>(object)->IsSmi()) { |
| printf("Please provide a transition array\n"); |
| } else { |
| reinterpret_cast<i::TransitionArray*>(object)->Print(); |
| } |
| } |
| |
| extern void _v8_internal_Print_StackTrace() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| isolate->PrintStack(stdout); |
| } |
| |
| extern void _v8_internal_Print_TransitionTree(void* object) { |
| i::Object* o = reinterpret_cast<i::Object*>(object); |
| if (!o->IsMap()) { |
| printf("Please provide a valid Map\n"); |
| } else { |
| #if defined(DEBUG) || defined(OBJECT_PRINT) |
| i::DisallowHeapAllocation no_gc; |
| i::Map* map = reinterpret_cast<i::Map*>(object); |
| i::TransitionsAccessor transitions(map->GetIsolate(), map, &no_gc); |
| transitions.PrintTransitionTree(); |
| #endif |
| } |
| } |