Line data Source code
1 : // Copyright 2012 the V8 project authors. All rights reserved.
2 : // Use of this source code is governed by a BSD-style license that can be
3 : // found in the LICENSE file.
4 :
5 : #include "src/objects.h"
6 :
7 : #include <iomanip>
8 : #include <memory>
9 :
10 : #include "src/bootstrapper.h"
11 : #include "src/disasm.h"
12 : #include "src/disassembler.h"
13 : #include "src/heap/heap-inl.h" // For InOldSpace.
14 : #include "src/heap/heap-write-barrier-inl.h" // For GetIsolateFromWritableObj.
15 : #include "src/interpreter/bytecodes.h"
16 : #include "src/objects-inl.h"
17 : #include "src/objects/arguments-inl.h"
18 : #include "src/objects/cell-inl.h"
19 : #include "src/objects/data-handler-inl.h"
20 : #include "src/objects/debug-objects-inl.h"
21 : #include "src/objects/embedder-data-array-inl.h"
22 : #include "src/objects/embedder-data-slot-inl.h"
23 : #include "src/objects/feedback-cell-inl.h"
24 : #include "src/objects/foreign-inl.h"
25 : #include "src/objects/free-space-inl.h"
26 : #include "src/objects/hash-table-inl.h"
27 : #include "src/objects/heap-number-inl.h"
28 : #include "src/objects/js-array-buffer-inl.h"
29 : #include "src/objects/js-array-inl.h"
30 : #include "src/snapshot/embedded-data.h"
31 : #ifdef V8_INTL_SUPPORT
32 : #include "src/objects/js-break-iterator-inl.h"
33 : #include "src/objects/js-collator-inl.h"
34 : #endif // V8_INTL_SUPPORT
35 : #include "src/objects/js-collection-inl.h"
36 : #ifdef V8_INTL_SUPPORT
37 : #include "src/objects/js-date-time-format-inl.h"
38 : #endif // V8_INTL_SUPPORT
39 : #include "src/objects/js-generator-inl.h"
40 : #ifdef V8_INTL_SUPPORT
41 : #include "src/objects/js-list-format-inl.h"
42 : #include "src/objects/js-locale-inl.h"
43 : #include "src/objects/js-number-format-inl.h"
44 : #include "src/objects/js-plural-rules-inl.h"
45 : #endif // V8_INTL_SUPPORT
46 : #include "src/objects/js-regexp-inl.h"
47 : #include "src/objects/js-regexp-string-iterator-inl.h"
48 : #ifdef V8_INTL_SUPPORT
49 : #include "src/objects/js-relative-time-format-inl.h"
50 : #include "src/objects/js-segment-iterator-inl.h"
51 : #include "src/objects/js-segmenter-inl.h"
52 : #endif // V8_INTL_SUPPORT
53 : #include "src/objects/js-weak-refs-inl.h"
54 : #include "src/objects/literal-objects-inl.h"
55 : #include "src/objects/microtask-inl.h"
56 : #include "src/objects/module-inl.h"
57 : #include "src/objects/oddball-inl.h"
58 : #include "src/objects/promise-inl.h"
59 : #include "src/objects/stack-frame-info-inl.h"
60 : #include "src/objects/struct-inl.h"
61 : #include "src/ostreams.h"
62 : #include "src/regexp/jsregexp.h"
63 : #include "src/transitions-inl.h"
64 : #include "src/wasm/wasm-code-manager.h"
65 : #include "src/wasm/wasm-engine.h"
66 : #include "src/wasm/wasm-objects-inl.h"
67 :
68 : namespace v8 {
69 : namespace internal {
70 :
71 : #ifdef OBJECT_PRINT
72 :
73 : void Object::Print() const {
74 : // Output into debugger's command window if a debugger is attached.
75 : DbgStdoutStream dbg_os;
76 : this->Print(dbg_os);
77 : dbg_os << std::flush;
78 :
79 : StdoutStream os;
80 : this->Print(os);
81 : os << std::flush;
82 : }
83 :
84 : void Object::Print(std::ostream& os) const { // NOLINT
85 : if (IsSmi()) {
86 : os << "Smi: " << std::hex << "0x" << Smi::ToInt(*this);
87 : os << std::dec << " (" << Smi::ToInt(*this) << ")\n";
88 : } else {
89 : HeapObject::cast(*this)->HeapObjectPrint(os);
90 : }
91 : }
92 :
93 : void HeapObject::PrintHeader(std::ostream& os, const char* id) { // NOLINT
94 : os << reinterpret_cast<void*>(ptr()) << ": [";
95 : if (id != nullptr) {
96 : os << id;
97 : } else {
98 : os << map()->instance_type();
99 : }
100 : os << "]";
101 : if (GetHeapFromWritableObject(*this)->InOldSpace(*this)) {
102 : os << " in OldSpace";
103 : }
104 : if (!IsMap()) os << "\n - map: " << Brief(map());
105 : }
106 :
107 : void HeapObject::HeapObjectPrint(std::ostream& os) { // NOLINT
108 : InstanceType instance_type = map()->instance_type();
109 :
110 : if (instance_type < FIRST_NONSTRING_TYPE) {
111 : String::cast(*this)->StringPrint(os);
112 : os << "\n";
113 : return;
114 : }
115 :
116 : switch (instance_type) {
117 : case SYMBOL_TYPE:
118 : Symbol::cast(*this)->SymbolPrint(os);
119 : break;
120 : case MAP_TYPE:
121 : Map::cast(*this)->MapPrint(os);
122 : break;
123 : case HEAP_NUMBER_TYPE:
124 : HeapNumber::cast(*this)->HeapNumberPrint(os);
125 : os << "\n";
126 : break;
127 : case MUTABLE_HEAP_NUMBER_TYPE:
128 : os << "<mutable ";
129 : MutableHeapNumber::cast(*this)->MutableHeapNumberPrint(os);
130 : os << ">\n";
131 : break;
132 : case BIGINT_TYPE:
133 : BigInt::cast(*this)->BigIntPrint(os);
134 : os << "\n";
135 : break;
136 : case EMBEDDER_DATA_ARRAY_TYPE:
137 : EmbedderDataArray::cast(*this)->EmbedderDataArrayPrint(os);
138 : break;
139 : case FIXED_DOUBLE_ARRAY_TYPE:
140 : FixedDoubleArray::cast(*this)->FixedDoubleArrayPrint(os);
141 : break;
142 : case FIXED_ARRAY_TYPE:
143 : FixedArray::cast(*this)->FixedArrayPrint(os);
144 : break;
145 : case AWAIT_CONTEXT_TYPE:
146 : case BLOCK_CONTEXT_TYPE:
147 : case CATCH_CONTEXT_TYPE:
148 : case DEBUG_EVALUATE_CONTEXT_TYPE:
149 : case EVAL_CONTEXT_TYPE:
150 : case FUNCTION_CONTEXT_TYPE:
151 : case MODULE_CONTEXT_TYPE:
152 : case SCRIPT_CONTEXT_TYPE:
153 : case WITH_CONTEXT_TYPE:
154 : case SCRIPT_CONTEXT_TABLE_TYPE:
155 : Context::cast(*this)->ContextPrint(os);
156 : break;
157 : case NATIVE_CONTEXT_TYPE:
158 : NativeContext::cast(*this)->NativeContextPrint(os);
159 : break;
160 : case HASH_TABLE_TYPE:
161 : case ORDERED_HASH_MAP_TYPE:
162 : case ORDERED_HASH_SET_TYPE:
163 : case ORDERED_NAME_DICTIONARY_TYPE:
164 : case NAME_DICTIONARY_TYPE:
165 : case GLOBAL_DICTIONARY_TYPE:
166 : case SIMPLE_NUMBER_DICTIONARY_TYPE:
167 : FixedArray::cast(*this)->FixedArrayPrint(os);
168 : break;
169 : case STRING_TABLE_TYPE:
170 : ObjectHashTable::cast(*this)->ObjectHashTablePrint(os);
171 : break;
172 : case NUMBER_DICTIONARY_TYPE:
173 : NumberDictionary::cast(*this)->NumberDictionaryPrint(os);
174 : break;
175 : case EPHEMERON_HASH_TABLE_TYPE:
176 : EphemeronHashTable::cast(*this)->EphemeronHashTablePrint(os);
177 : break;
178 : case OBJECT_BOILERPLATE_DESCRIPTION_TYPE:
179 : ObjectBoilerplateDescription::cast(*this)
180 : ->ObjectBoilerplateDescriptionPrint(os);
181 : break;
182 : case PROPERTY_ARRAY_TYPE:
183 : PropertyArray::cast(*this)->PropertyArrayPrint(os);
184 : break;
185 : case BYTE_ARRAY_TYPE:
186 : ByteArray::cast(*this)->ByteArrayPrint(os);
187 : break;
188 : case BYTECODE_ARRAY_TYPE:
189 : BytecodeArray::cast(*this)->BytecodeArrayPrint(os);
190 : break;
191 : case DESCRIPTOR_ARRAY_TYPE:
192 : DescriptorArray::cast(*this)->DescriptorArrayPrint(os);
193 : break;
194 : case TRANSITION_ARRAY_TYPE:
195 : TransitionArray::cast(*this)->TransitionArrayPrint(os);
196 : break;
197 : case FEEDBACK_CELL_TYPE:
198 : FeedbackCell::cast(*this)->FeedbackCellPrint(os);
199 : break;
200 : case CLOSURE_FEEDBACK_CELL_ARRAY_TYPE:
201 : ClosureFeedbackCellArray::cast(*this)->ClosureFeedbackCellArrayPrint(os);
202 : break;
203 : case FEEDBACK_VECTOR_TYPE:
204 : FeedbackVector::cast(*this)->FeedbackVectorPrint(os);
205 : break;
206 : case FREE_SPACE_TYPE:
207 : FreeSpace::cast(*this)->FreeSpacePrint(os);
208 : break;
209 :
210 : #define PRINT_FIXED_TYPED_ARRAY(Type, type, TYPE, ctype) \
211 : case Fixed##Type##Array::kInstanceType: \
212 : Fixed##Type##Array::cast(*this)->FixedTypedArrayPrint(os); \
213 : break;
214 :
215 : TYPED_ARRAYS(PRINT_FIXED_TYPED_ARRAY)
216 : #undef PRINT_FIXED_TYPED_ARRAY
217 :
218 : case FILLER_TYPE:
219 : os << "filler";
220 : break;
221 : case JS_OBJECT_TYPE: // fall through
222 : case JS_API_OBJECT_TYPE:
223 : case JS_SPECIAL_API_OBJECT_TYPE:
224 : case JS_CONTEXT_EXTENSION_OBJECT_TYPE:
225 : case JS_ASYNC_FUNCTION_OBJECT_TYPE:
226 : case JS_ASYNC_GENERATOR_OBJECT_TYPE:
227 : case JS_ARGUMENTS_TYPE:
228 : case JS_ERROR_TYPE:
229 : // TODO(titzer): debug printing for more wasm objects
230 : case WASM_EXCEPTION_TYPE:
231 : JSObject::cast(*this)->JSObjectPrint(os);
232 : break;
233 : case WASM_MODULE_TYPE:
234 : WasmModuleObject::cast(*this)->WasmModuleObjectPrint(os);
235 : break;
236 : case WASM_MEMORY_TYPE:
237 : WasmMemoryObject::cast(*this)->WasmMemoryObjectPrint(os);
238 : break;
239 : case WASM_TABLE_TYPE:
240 : WasmTableObject::cast(*this)->WasmTableObjectPrint(os);
241 : break;
242 : case WASM_GLOBAL_TYPE:
243 : WasmGlobalObject::cast(*this)->WasmGlobalObjectPrint(os);
244 : break;
245 : case WASM_INSTANCE_TYPE:
246 : WasmInstanceObject::cast(*this)->WasmInstanceObjectPrint(os);
247 : break;
248 : case JS_GENERATOR_OBJECT_TYPE:
249 : JSGeneratorObject::cast(*this)->JSGeneratorObjectPrint(os);
250 : break;
251 : case JS_PROMISE_TYPE:
252 : JSPromise::cast(*this)->JSPromisePrint(os);
253 : break;
254 : case JS_ARRAY_TYPE:
255 : JSArray::cast(*this)->JSArrayPrint(os);
256 : break;
257 : case JS_REGEXP_TYPE:
258 : JSRegExp::cast(*this)->JSRegExpPrint(os);
259 : break;
260 : case JS_REGEXP_STRING_ITERATOR_TYPE:
261 : JSRegExpStringIterator::cast(*this)->JSRegExpStringIteratorPrint(os);
262 : break;
263 : case ODDBALL_TYPE:
264 : Oddball::cast(*this)->to_string()->Print(os);
265 : break;
266 : case JS_BOUND_FUNCTION_TYPE:
267 : JSBoundFunction::cast(*this)->JSBoundFunctionPrint(os);
268 : break;
269 : case JS_FUNCTION_TYPE:
270 : JSFunction::cast(*this)->JSFunctionPrint(os);
271 : break;
272 : case JS_GLOBAL_PROXY_TYPE:
273 : JSGlobalProxy::cast(*this)->JSGlobalProxyPrint(os);
274 : break;
275 : case JS_GLOBAL_OBJECT_TYPE:
276 : JSGlobalObject::cast(*this)->JSGlobalObjectPrint(os);
277 : break;
278 : case JS_VALUE_TYPE:
279 : JSValue::cast(*this)->JSValuePrint(os);
280 : break;
281 : case JS_DATE_TYPE:
282 : JSDate::cast(*this)->JSDatePrint(os);
283 : break;
284 : case CODE_TYPE:
285 : Code::cast(*this)->CodePrint(os);
286 : break;
287 : case CODE_DATA_CONTAINER_TYPE:
288 : CodeDataContainer::cast(*this)->CodeDataContainerPrint(os);
289 : break;
290 : case JS_PROXY_TYPE:
291 : JSProxy::cast(*this)->JSProxyPrint(os);
292 : break;
293 : case JS_SET_TYPE:
294 : JSSet::cast(*this)->JSSetPrint(os);
295 : break;
296 : case JS_MAP_TYPE:
297 : JSMap::cast(*this)->JSMapPrint(os);
298 : break;
299 : case JS_SET_KEY_VALUE_ITERATOR_TYPE:
300 : case JS_SET_VALUE_ITERATOR_TYPE:
301 : JSSetIterator::cast(*this)->JSSetIteratorPrint(os);
302 : break;
303 : case JS_MAP_KEY_ITERATOR_TYPE:
304 : case JS_MAP_KEY_VALUE_ITERATOR_TYPE:
305 : case JS_MAP_VALUE_ITERATOR_TYPE:
306 : JSMapIterator::cast(*this)->JSMapIteratorPrint(os);
307 : break;
308 : case WEAK_CELL_TYPE:
309 : WeakCell::cast(*this)->WeakCellPrint(os);
310 : break;
311 : case JS_WEAK_REF_TYPE:
312 : JSWeakRef::cast(*this)->JSWeakRefPrint(os);
313 : break;
314 : case JS_FINALIZATION_GROUP_TYPE:
315 : JSFinalizationGroup::cast(*this)->JSFinalizationGroupPrint(os);
316 : break;
317 : case JS_FINALIZATION_GROUP_CLEANUP_ITERATOR_TYPE:
318 : JSFinalizationGroupCleanupIterator::cast(*this)
319 : ->JSFinalizationGroupCleanupIteratorPrint(os);
320 : break;
321 : case JS_WEAK_MAP_TYPE:
322 : JSWeakMap::cast(*this)->JSWeakMapPrint(os);
323 : break;
324 : case JS_WEAK_SET_TYPE:
325 : JSWeakSet::cast(*this)->JSWeakSetPrint(os);
326 : break;
327 : case JS_MODULE_NAMESPACE_TYPE:
328 : JSModuleNamespace::cast(*this)->JSModuleNamespacePrint(os);
329 : break;
330 : case FOREIGN_TYPE:
331 : Foreign::cast(*this)->ForeignPrint(os);
332 : break;
333 : case CALL_HANDLER_INFO_TYPE:
334 : CallHandlerInfo::cast(*this)->CallHandlerInfoPrint(os);
335 : break;
336 : case PREPARSE_DATA_TYPE:
337 : PreparseData::cast(*this)->PreparseDataPrint(os);
338 : break;
339 : case UNCOMPILED_DATA_WITHOUT_PREPARSE_DATA_TYPE:
340 : UncompiledDataWithoutPreparseData::cast(*this)
341 : ->UncompiledDataWithoutPreparseDataPrint(os);
342 : break;
343 : case UNCOMPILED_DATA_WITH_PREPARSE_DATA_TYPE:
344 : UncompiledDataWithPreparseData::cast(*this)
345 : ->UncompiledDataWithPreparseDataPrint(os);
346 : break;
347 : case SHARED_FUNCTION_INFO_TYPE:
348 : SharedFunctionInfo::cast(*this)->SharedFunctionInfoPrint(os);
349 : break;
350 : case JS_MESSAGE_OBJECT_TYPE:
351 : JSMessageObject::cast(*this)->JSMessageObjectPrint(os);
352 : break;
353 : case CELL_TYPE:
354 : Cell::cast(*this)->CellPrint(os);
355 : break;
356 : case PROPERTY_CELL_TYPE:
357 : PropertyCell::cast(*this)->PropertyCellPrint(os);
358 : break;
359 : case JS_ARRAY_BUFFER_TYPE:
360 : JSArrayBuffer::cast(*this)->JSArrayBufferPrint(os);
361 : break;
362 : case JS_ARRAY_ITERATOR_TYPE:
363 : JSArrayIterator::cast(*this)->JSArrayIteratorPrint(os);
364 : break;
365 : case JS_TYPED_ARRAY_TYPE:
366 : JSTypedArray::cast(*this)->JSTypedArrayPrint(os);
367 : break;
368 : case JS_DATA_VIEW_TYPE:
369 : JSDataView::cast(*this)->JSDataViewPrint(os);
370 : break;
371 : #ifdef V8_INTL_SUPPORT
372 : case JS_INTL_V8_BREAK_ITERATOR_TYPE:
373 : JSV8BreakIterator::cast(*this)->JSV8BreakIteratorPrint(os);
374 : break;
375 : case JS_INTL_COLLATOR_TYPE:
376 : JSCollator::cast(*this)->JSCollatorPrint(os);
377 : break;
378 : case JS_INTL_DATE_TIME_FORMAT_TYPE:
379 : JSDateTimeFormat::cast(*this)->JSDateTimeFormatPrint(os);
380 : break;
381 : case JS_INTL_LIST_FORMAT_TYPE:
382 : JSListFormat::cast(*this)->JSListFormatPrint(os);
383 : break;
384 : case JS_INTL_LOCALE_TYPE:
385 : JSLocale::cast(*this)->JSLocalePrint(os);
386 : break;
387 : case JS_INTL_NUMBER_FORMAT_TYPE:
388 : JSNumberFormat::cast(*this)->JSNumberFormatPrint(os);
389 : break;
390 : case JS_INTL_PLURAL_RULES_TYPE:
391 : JSPluralRules::cast(*this)->JSPluralRulesPrint(os);
392 : break;
393 : case JS_INTL_RELATIVE_TIME_FORMAT_TYPE:
394 : JSRelativeTimeFormat::cast(*this)->JSRelativeTimeFormatPrint(os);
395 : break;
396 : case JS_INTL_SEGMENT_ITERATOR_TYPE:
397 : JSSegmentIterator::cast(*this)->JSSegmentIteratorPrint(os);
398 : break;
399 : case JS_INTL_SEGMENTER_TYPE:
400 : JSSegmenter::cast(*this)->JSSegmenterPrint(os);
401 : break;
402 : #endif // V8_INTL_SUPPORT
403 : #define MAKE_STRUCT_CASE(TYPE, Name, name) \
404 : case TYPE: \
405 : Name::cast(*this)->Name##Print(os); \
406 : break;
407 : STRUCT_LIST(MAKE_STRUCT_CASE)
408 : #undef MAKE_STRUCT_CASE
409 :
410 : case ALLOCATION_SITE_TYPE:
411 : AllocationSite::cast(*this)->AllocationSitePrint(os);
412 : break;
413 : case LOAD_HANDLER_TYPE:
414 : LoadHandler::cast(*this)->LoadHandlerPrint(os);
415 : break;
416 : case STORE_HANDLER_TYPE:
417 : StoreHandler::cast(*this)->StoreHandlerPrint(os);
418 : break;
419 : case SCOPE_INFO_TYPE:
420 : ScopeInfo::cast(*this)->ScopeInfoPrint(os);
421 : break;
422 : case FEEDBACK_METADATA_TYPE:
423 : FeedbackMetadata::cast(*this)->FeedbackMetadataPrint(os);
424 : break;
425 : case WEAK_FIXED_ARRAY_TYPE:
426 : WeakFixedArray::cast(*this)->WeakFixedArrayPrint(os);
427 : break;
428 : case WEAK_ARRAY_LIST_TYPE:
429 : WeakArrayList::cast(*this)->WeakArrayListPrint(os);
430 : break;
431 : case INTERNALIZED_STRING_TYPE:
432 : case EXTERNAL_INTERNALIZED_STRING_TYPE:
433 : case ONE_BYTE_INTERNALIZED_STRING_TYPE:
434 : case EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE:
435 : case UNCACHED_EXTERNAL_INTERNALIZED_STRING_TYPE:
436 : case UNCACHED_EXTERNAL_ONE_BYTE_INTERNALIZED_STRING_TYPE:
437 : case STRING_TYPE:
438 : case CONS_STRING_TYPE:
439 : case EXTERNAL_STRING_TYPE:
440 : case SLICED_STRING_TYPE:
441 : case THIN_STRING_TYPE:
442 : case ONE_BYTE_STRING_TYPE:
443 : case CONS_ONE_BYTE_STRING_TYPE:
444 : case EXTERNAL_ONE_BYTE_STRING_TYPE:
445 : case SLICED_ONE_BYTE_STRING_TYPE:
446 : case THIN_ONE_BYTE_STRING_TYPE:
447 : case UNCACHED_EXTERNAL_STRING_TYPE:
448 : case UNCACHED_EXTERNAL_ONE_BYTE_STRING_TYPE:
449 : case SMALL_ORDERED_HASH_MAP_TYPE:
450 : case SMALL_ORDERED_HASH_SET_TYPE:
451 : case SMALL_ORDERED_NAME_DICTIONARY_TYPE:
452 : case JS_ASYNC_FROM_SYNC_ITERATOR_TYPE:
453 : case JS_STRING_ITERATOR_TYPE:
454 : // TODO(all): Handle these types too.
455 : os << "UNKNOWN TYPE " << map()->instance_type();
456 : UNREACHABLE();
457 : break;
458 : }
459 : }
460 :
461 : void ByteArray::ByteArrayPrint(std::ostream& os) { // NOLINT
462 : PrintHeader(os, "ByteArray");
463 : os << "\n - length: " << length()
464 : << "\n - data-start: " << static_cast<void*>(GetDataStartAddress())
465 : << "\n";
466 : }
467 :
468 : void BytecodeArray::BytecodeArrayPrint(std::ostream& os) { // NOLINT
469 : PrintHeader(os, "BytecodeArray");
470 : os << "\n";
471 : Disassemble(os);
472 : }
473 :
474 :
475 : void FreeSpace::FreeSpacePrint(std::ostream& os) { // NOLINT
476 : os << "free space, size " << Size() << "\n";
477 : }
478 :
479 :
480 : template <class Traits>
481 : void FixedTypedArray<Traits>::FixedTypedArrayPrint(
482 : std::ostream& os) { // NOLINT
483 : PrintHeader(os, Traits::ArrayTypeName());
484 : os << "\n - length: " << length() << "\n - base_pointer: ";
485 : if (base_pointer().ptr() == kNullAddress) {
486 : os << "<nullptr>";
487 : } else {
488 : os << Brief(base_pointer());
489 : }
490 : os << "\n - external_pointer: " << external_pointer() << "\n";
491 : }
492 :
493 : bool JSObject::PrintProperties(std::ostream& os) { // NOLINT
494 : if (HasFastProperties()) {
495 : DescriptorArray descs = map()->instance_descriptors();
496 : int nof_inobject_properties = map()->GetInObjectProperties();
497 : int i = 0;
498 : for (; i < map()->NumberOfOwnDescriptors(); i++) {
499 : os << "\n ";
500 : descs->GetKey(i)->NamePrint(os);
501 : os << ": ";
502 : PropertyDetails details = descs->GetDetails(i);
503 : switch (details.location()) {
504 : case kField: {
505 : FieldIndex field_index = FieldIndex::ForDescriptor(map(), i);
506 : if (IsUnboxedDoubleField(field_index)) {
507 : os << "<unboxed double> " << RawFastDoublePropertyAt(field_index);
508 : } else {
509 : os << Brief(RawFastPropertyAt(field_index));
510 : }
511 : break;
512 : }
513 : case kDescriptor:
514 : os << Brief(descs->GetStrongValue(i));
515 : break;
516 : }
517 : os << " ";
518 : details.PrintAsFastTo(os, PropertyDetails::kForProperties);
519 : if (details.location() != kField) continue;
520 : int field_index = details.field_index();
521 : if (nof_inobject_properties <= field_index) {
522 : field_index -= nof_inobject_properties;
523 : os << " properties[" << field_index << "]";
524 : }
525 : }
526 : return i > 0;
527 : } else if (IsJSGlobalObject()) {
528 : JSGlobalObject::cast(*this)->global_dictionary()->Print(os);
529 : } else {
530 : property_dictionary()->Print(os);
531 : }
532 : return true;
533 : }
534 :
535 : namespace {
536 :
537 : template <class T>
538 : bool IsTheHoleAt(T array, int index) {
539 : return false;
540 : }
541 :
542 : template <>
543 : bool IsTheHoleAt(FixedDoubleArray array, int index) {
544 : return array->is_the_hole(index);
545 : }
546 :
547 : template <class T>
548 : double GetScalarElement(T array, int index) {
549 : if (IsTheHoleAt(array, index)) {
550 : return std::numeric_limits<double>::quiet_NaN();
551 : }
552 : return array->get_scalar(index);
553 : }
554 :
555 : template <class T>
556 : void DoPrintElements(std::ostream& os, Object object) { // NOLINT
557 : const bool print_the_hole = std::is_same<T, FixedDoubleArray>::value;
558 : T array = T::cast(object);
559 : if (array->length() == 0) return;
560 : int previous_index = 0;
561 : double previous_value = GetScalarElement(array, 0);
562 : double value = 0.0;
563 : int i;
564 : for (i = 1; i <= array->length(); i++) {
565 : if (i < array->length()) value = GetScalarElement(array, i);
566 : bool values_are_nan = std::isnan(previous_value) && std::isnan(value);
567 : if (i != array->length() && (previous_value == value || values_are_nan) &&
568 : IsTheHoleAt(array, i - 1) == IsTheHoleAt(array, i)) {
569 : continue;
570 : }
571 : os << "\n";
572 : std::stringstream ss;
573 : ss << previous_index;
574 : if (previous_index != i - 1) {
575 : ss << '-' << (i - 1);
576 : }
577 : os << std::setw(12) << ss.str() << ": ";
578 : if (print_the_hole && IsTheHoleAt(array, i - 1)) {
579 : os << "<the_hole>";
580 : } else {
581 : os << previous_value;
582 : }
583 : previous_index = i;
584 : previous_value = value;
585 : }
586 : }
587 :
588 : template <typename T>
589 : void PrintFixedArrayElements(std::ostream& os, T array) {
590 : // Print in array notation for non-sparse arrays.
591 : Object previous_value = array->length() > 0 ? array->get(0) : Object();
592 : Object value;
593 : int previous_index = 0;
594 : int i;
595 : for (i = 1; i <= array->length(); i++) {
596 : if (i < array->length()) value = array->get(i);
597 : if (previous_value == value && i != array->length()) {
598 : continue;
599 : }
600 : os << "\n";
601 : std::stringstream ss;
602 : ss << previous_index;
603 : if (previous_index != i - 1) {
604 : ss << '-' << (i - 1);
605 : }
606 : os << std::setw(12) << ss.str() << ": " << Brief(previous_value);
607 : previous_index = i;
608 : previous_value = value;
609 : }
610 : }
611 :
612 : void PrintDictionaryElements(std::ostream& os, FixedArrayBase elements) {
613 : // Print some internal fields
614 : NumberDictionary dict = NumberDictionary::cast(elements);
615 : if (dict->requires_slow_elements()) {
616 : os << "\n - requires_slow_elements";
617 : } else {
618 : os << "\n - max_number_key: " << dict->max_number_key();
619 : }
620 : dict->Print(os);
621 : }
622 :
623 : void PrintSloppyArgumentElements(std::ostream& os, ElementsKind kind,
624 : SloppyArgumentsElements elements) {
625 : FixedArray arguments_store = elements->arguments();
626 : os << "\n 0: context: " << Brief(elements->context())
627 : << "\n 1: arguments_store: " << Brief(arguments_store)
628 : << "\n parameter to context slot map:";
629 : for (uint32_t i = 0; i < elements->parameter_map_length(); i++) {
630 : uint32_t raw_index = i + SloppyArgumentsElements::kParameterMapStart;
631 : Object mapped_entry = elements->get_mapped_entry(i);
632 : os << "\n " << raw_index << ": param(" << i
633 : << "): " << Brief(mapped_entry);
634 : if (mapped_entry->IsTheHole()) {
635 : os << " in the arguments_store[" << i << "]";
636 : } else {
637 : os << " in the context";
638 : }
639 : }
640 : if (arguments_store->length() == 0) return;
641 : os << "\n }"
642 : << "\n - arguments_store: " << Brief(arguments_store) << " "
643 : << ElementsKindToString(arguments_store->map()->elements_kind()) << " {";
644 : if (kind == FAST_SLOPPY_ARGUMENTS_ELEMENTS) {
645 : PrintFixedArrayElements(os, arguments_store);
646 : } else {
647 : DCHECK_EQ(kind, SLOW_SLOPPY_ARGUMENTS_ELEMENTS);
648 : PrintDictionaryElements(os, arguments_store);
649 : }
650 : }
651 :
652 : void PrintEmbedderData(std::ostream& os, EmbedderDataSlot slot) {
653 : DisallowHeapAllocation no_gc;
654 : Object value = slot.load_tagged();
655 : os << Brief(value);
656 : void* raw_pointer;
657 : if (slot.ToAlignedPointer(&raw_pointer)) {
658 : os << ", aligned pointer: " << raw_pointer;
659 : }
660 : }
661 :
662 : } // namespace
663 :
664 : void JSObject::PrintElements(std::ostream& os) { // NOLINT
665 : // Don't call GetElementsKind, its validation code can cause the printer to
666 : // fail when debugging.
667 : os << " - elements: " << Brief(elements()) << " {";
668 : if (elements()->length() == 0) {
669 : os << " }\n";
670 : return;
671 : }
672 : switch (map()->elements_kind()) {
673 : case HOLEY_SMI_ELEMENTS:
674 : case PACKED_SMI_ELEMENTS:
675 : case HOLEY_ELEMENTS:
676 : case PACKED_ELEMENTS:
677 : case PACKED_FROZEN_ELEMENTS:
678 : case PACKED_SEALED_ELEMENTS:
679 : case FAST_STRING_WRAPPER_ELEMENTS: {
680 : PrintFixedArrayElements(os, FixedArray::cast(elements()));
681 : break;
682 : }
683 : case HOLEY_DOUBLE_ELEMENTS:
684 : case PACKED_DOUBLE_ELEMENTS: {
685 : DoPrintElements<FixedDoubleArray>(os, elements());
686 : break;
687 : }
688 :
689 : #define PRINT_ELEMENTS(Type, type, TYPE, elementType) \
690 : case TYPE##_ELEMENTS: { \
691 : DoPrintElements<Fixed##Type##Array>(os, elements()); \
692 : break; \
693 : }
694 : TYPED_ARRAYS(PRINT_ELEMENTS)
695 : #undef PRINT_ELEMENTS
696 :
697 : case DICTIONARY_ELEMENTS:
698 : case SLOW_STRING_WRAPPER_ELEMENTS:
699 : PrintDictionaryElements(os, elements());
700 : break;
701 : case FAST_SLOPPY_ARGUMENTS_ELEMENTS:
702 : case SLOW_SLOPPY_ARGUMENTS_ELEMENTS:
703 : PrintSloppyArgumentElements(os, map()->elements_kind(),
704 : SloppyArgumentsElements::cast(elements()));
705 : break;
706 : case NO_ELEMENTS:
707 : break;
708 : }
709 : os << "\n }\n";
710 : }
711 :
712 : static void JSObjectPrintHeader(std::ostream& os, JSObject obj,
713 : const char* id) { // NOLINT
714 : Isolate* isolate = obj->GetIsolate();
715 : obj->PrintHeader(os, id);
716 : // Don't call GetElementsKind, its validation code can cause the printer to
717 : // fail when debugging.
718 : os << " [";
719 : if (obj->HasFastProperties()) {
720 : os << "FastProperties";
721 : } else {
722 : os << "DictionaryProperties";
723 : }
724 : PrototypeIterator iter(isolate, obj);
725 : os << "]\n - prototype: " << Brief(iter.GetCurrent());
726 : os << "\n - elements: " << Brief(obj->elements()) << " ["
727 : << ElementsKindToString(obj->map()->elements_kind());
728 : if (obj->elements()->IsCowArray()) os << " (COW)";
729 : os << "]";
730 : Object hash = obj->GetHash();
731 : if (hash->IsSmi()) {
732 : os << "\n - hash: " << Brief(hash);
733 : }
734 : if (obj->GetEmbedderFieldCount() > 0) {
735 : os << "\n - embedder fields: " << obj->GetEmbedderFieldCount();
736 : }
737 : }
738 :
739 : static void JSObjectPrintBody(std::ostream& os,
740 : JSObject obj, // NOLINT
741 : bool print_elements = true) {
742 : os << "\n - properties: ";
743 : Object properties_or_hash = obj->raw_properties_or_hash();
744 : if (!properties_or_hash->IsSmi()) {
745 : os << Brief(properties_or_hash);
746 : }
747 : os << " {";
748 : if (obj->PrintProperties(os)) os << "\n ";
749 : os << "}\n";
750 : if (print_elements && obj->elements()->length() > 0) {
751 : obj->PrintElements(os);
752 : }
753 : int embedder_fields = obj->GetEmbedderFieldCount();
754 : if (embedder_fields > 0) {
755 : os << " - embedder fields = {";
756 : for (int i = 0; i < embedder_fields; i++) {
757 : os << "\n ";
758 : PrintEmbedderData(os, EmbedderDataSlot(obj, i));
759 : }
760 : os << "\n }\n";
761 : }
762 : }
763 :
764 : void JSObject::JSObjectPrint(std::ostream& os) { // NOLINT
765 : JSObjectPrintHeader(os, *this, nullptr);
766 : JSObjectPrintBody(os, *this);
767 : }
768 :
769 : void JSGeneratorObject::JSGeneratorObjectPrint(std::ostream& os) { // NOLINT
770 : JSObjectPrintHeader(os, *this, "JSGeneratorObject");
771 : os << "\n - function: " << Brief(function());
772 : os << "\n - context: " << Brief(context());
773 : os << "\n - receiver: " << Brief(receiver());
774 : if (is_executing() || is_closed()) {
775 : os << "\n - input: " << Brief(input_or_debug_pos());
776 : } else {
777 : DCHECK(is_suspended());
778 : os << "\n - debug pos: " << Brief(input_or_debug_pos());
779 : }
780 : const char* mode = "(invalid)";
781 : switch (resume_mode()) {
782 : case kNext:
783 : mode = ".next()";
784 : break;
785 : case kReturn:
786 : mode = ".return()";
787 : break;
788 : case kThrow:
789 : mode = ".throw()";
790 : break;
791 : }
792 : os << "\n - resume mode: " << mode;
793 : os << "\n - continuation: " << continuation();
794 : if (is_closed()) os << " (closed)";
795 : if (is_executing()) os << " (executing)";
796 : if (is_suspended()) os << " (suspended)";
797 : if (is_suspended()) {
798 : DisallowHeapAllocation no_gc;
799 : SharedFunctionInfo fun_info = function()->shared();
800 : if (fun_info->HasSourceCode()) {
801 : Script script = Script::cast(fun_info->script());
802 : String script_name = script->name()->IsString()
803 : ? String::cast(script->name())
804 : : GetReadOnlyRoots().empty_string();
805 :
806 : os << "\n - source position: ";
807 : // Can't collect source positions here if not available as that would
808 : // allocate memory.
809 : if (fun_info->HasBytecodeArray() &&
810 : fun_info->GetBytecodeArray()->HasSourcePositionTable()) {
811 : os << source_position();
812 : os << " (";
813 : script_name->PrintUC16(os);
814 : int lin = script->GetLineNumber(source_position()) + 1;
815 : int col = script->GetColumnNumber(source_position()) + 1;
816 : os << ", lin " << lin;
817 : os << ", col " << col;
818 : } else {
819 : os << "unavailable";
820 : }
821 : os << ")";
822 : }
823 : }
824 : os << "\n - register file: " << Brief(parameters_and_registers());
825 : JSObjectPrintBody(os, *this);
826 : }
827 :
828 : void JSArray::JSArrayPrint(std::ostream& os) { // NOLINT
829 : JSObjectPrintHeader(os, *this, "JSArray");
830 : os << "\n - length: " << Brief(this->length());
831 : JSObjectPrintBody(os, *this);
832 : }
833 :
834 : void JSPromise::JSPromisePrint(std::ostream& os) { // NOLINT
835 : JSObjectPrintHeader(os, *this, "JSPromise");
836 : os << "\n - status: " << JSPromise::Status(status());
837 : if (status() == Promise::kPending) {
838 : os << "\n - reactions: " << Brief(reactions());
839 : } else {
840 : os << "\n - result: " << Brief(result());
841 : }
842 : os << "\n - has_handler: " << has_handler();
843 : JSObjectPrintBody(os, *this);
844 : }
845 :
846 : void JSRegExp::JSRegExpPrint(std::ostream& os) { // NOLINT
847 : JSObjectPrintHeader(os, *this, "JSRegExp");
848 : os << "\n - data: " << Brief(data());
849 : os << "\n - source: " << Brief(source());
850 : JSObjectPrintBody(os, *this);
851 : }
852 :
853 : void JSRegExpStringIterator::JSRegExpStringIteratorPrint(
854 : std::ostream& os) { // NOLINT
855 : JSObjectPrintHeader(os, *this, "JSRegExpStringIterator");
856 : os << "\n - regex: " << Brief(iterating_regexp());
857 : os << "\n - string: " << Brief(iterating_string());
858 : os << "\n - done: " << done();
859 : os << "\n - global: " << global();
860 : os << "\n - unicode: " << unicode();
861 : JSObjectPrintBody(os, *this);
862 : }
863 :
864 : void Symbol::SymbolPrint(std::ostream& os) { // NOLINT
865 : PrintHeader(os, "Symbol");
866 : os << "\n - hash: " << Hash();
867 : os << "\n - name: " << Brief(name());
868 : if (name()->IsUndefined()) {
869 : os << " (" << PrivateSymbolToName() << ")";
870 : }
871 : os << "\n - private: " << is_private();
872 : }
873 :
874 :
875 : void DescriptorArray::DescriptorArrayPrint(std::ostream& os) {
876 : PrintHeader(os, "DescriptorArray");
877 : os << "\n - enum_cache: ";
878 : if (enum_cache()->keys()->length() == 0) {
879 : os << "empty";
880 : } else {
881 : os << enum_cache()->keys()->length();
882 : os << "\n - keys: " << Brief(enum_cache()->keys());
883 : os << "\n - indices: " << Brief(enum_cache()->indices());
884 : }
885 : os << "\n - nof slack descriptors: " << number_of_slack_descriptors();
886 : os << "\n - nof descriptors: " << number_of_descriptors();
887 : int16_t raw_marked = raw_number_of_marked_descriptors();
888 : os << "\n - raw marked descriptors: mc epoch "
889 : << NumberOfMarkedDescriptors::Epoch::decode(raw_marked) << ", marked "
890 : << NumberOfMarkedDescriptors::Marked::decode(raw_marked);
891 : PrintDescriptors(os);
892 : }
893 :
894 : void AliasedArgumentsEntry::AliasedArgumentsEntryPrint(
895 : std::ostream& os) { // NOLINT
896 : PrintHeader(os, "AliasedArgumentsEntry");
897 : os << "\n - aliased_context_slot: " << aliased_context_slot();
898 : }
899 :
900 : namespace {
901 : void PrintFixedArrayWithHeader(std::ostream& os, FixedArray array,
902 : const char* type) {
903 : array->PrintHeader(os, type);
904 : os << "\n - length: " << array->length();
905 : PrintFixedArrayElements(os, array);
906 : os << "\n";
907 : }
908 :
909 : template <typename T>
910 : void PrintHashTableWithHeader(std::ostream& os, T table, const char* type) {
911 : table->PrintHeader(os, type);
912 : os << "\n - length: " << table->length();
913 : os << "\n - elements: " << table->NumberOfElements();
914 : os << "\n - deleted: " << table->NumberOfDeletedElements();
915 : os << "\n - capacity: " << table->Capacity();
916 :
917 : os << "\n - elements: {";
918 : for (int i = 0; i < table->Capacity(); i++) {
919 : os << '\n'
920 : << std::setw(12) << i << ": " << Brief(table->KeyAt(i)) << " -> "
921 : << Brief(table->ValueAt(i));
922 : }
923 : os << "\n }\n";
924 : }
925 :
926 : template <typename T>
927 : void PrintWeakArrayElements(std::ostream& os, T* array) {
928 : // Print in array notation for non-sparse arrays.
929 : MaybeObject previous_value =
930 : array->length() > 0 ? array->Get(0) : MaybeObject(kNullAddress);
931 : MaybeObject value;
932 : int previous_index = 0;
933 : int i;
934 : for (i = 1; i <= array->length(); i++) {
935 : if (i < array->length()) value = array->Get(i);
936 : if (previous_value == value && i != array->length()) {
937 : continue;
938 : }
939 : os << "\n";
940 : std::stringstream ss;
941 : ss << previous_index;
942 : if (previous_index != i - 1) {
943 : ss << '-' << (i - 1);
944 : }
945 : os << std::setw(12) << ss.str() << ": " << Brief(previous_value);
946 : previous_index = i;
947 : previous_value = value;
948 : }
949 : }
950 :
951 : } // namespace
952 :
953 : void EmbedderDataArray::EmbedderDataArrayPrint(std::ostream& os) {
954 : PrintHeader(os, "EmbedderDataArray");
955 : os << "\n - length: " << length();
956 : EmbedderDataSlot start(*this, 0);
957 : EmbedderDataSlot end(*this, length());
958 : for (EmbedderDataSlot slot = start; slot < end; ++slot) {
959 : os << "\n ";
960 : PrintEmbedderData(os, slot);
961 : }
962 : os << "\n";
963 : }
964 :
965 : void FixedArray::FixedArrayPrint(std::ostream& os) {
966 : PrintFixedArrayWithHeader(os, *this, "FixedArray");
967 : }
968 :
969 : namespace {
970 : void PrintContextWithHeader(std::ostream& os, Context context,
971 : const char* type) {
972 : context->PrintHeader(os, type);
973 : os << "\n - length: " << context->length();
974 : os << "\n - scope_info: " << Brief(context->scope_info());
975 : os << "\n - previous: " << Brief(context->unchecked_previous());
976 : os << "\n - extension: " << Brief(context->extension());
977 : os << "\n - native_context: " << Brief(context->native_context());
978 : PrintFixedArrayElements(os, context);
979 : os << "\n";
980 : }
981 : } // namespace
982 :
983 : void Context::ContextPrint(std::ostream& os) {
984 : PrintContextWithHeader(os, *this, "Context");
985 : }
986 :
987 : void NativeContext::NativeContextPrint(std::ostream& os) {
988 : PrintContextWithHeader(os, *this, "NativeContext");
989 : os << " - microtask_queue: " << microtask_queue() << "\n";
990 : }
991 :
992 : void ObjectHashTable::ObjectHashTablePrint(std::ostream& os) {
993 : PrintHashTableWithHeader(os, *this, "ObjectHashTable");
994 : }
995 :
996 : void NumberDictionary::NumberDictionaryPrint(std::ostream& os) {
997 : PrintHashTableWithHeader(os, *this, "NumberDictionary");
998 : }
999 :
1000 : void EphemeronHashTable::EphemeronHashTablePrint(std::ostream& os) {
1001 : PrintHashTableWithHeader(os, *this, "EphemeronHashTable");
1002 : }
1003 :
1004 : void ObjectBoilerplateDescription::ObjectBoilerplateDescriptionPrint(
1005 : std::ostream& os) {
1006 : PrintFixedArrayWithHeader(os, *this, "ObjectBoilerplateDescription");
1007 : }
1008 :
1009 : void PropertyArray::PropertyArrayPrint(std::ostream& os) { // NOLINT
1010 : PrintHeader(os, "PropertyArray");
1011 : os << "\n - length: " << length();
1012 : os << "\n - hash: " << Hash();
1013 : PrintFixedArrayElements(os, *this);
1014 : os << "\n";
1015 : }
1016 :
1017 : void FixedDoubleArray::FixedDoubleArrayPrint(std::ostream& os) { // NOLINT
1018 : PrintHeader(os, "FixedDoubleArray");
1019 : os << "\n - length: " << length();
1020 : DoPrintElements<FixedDoubleArray>(os, *this);
1021 : os << "\n";
1022 : }
1023 :
1024 : void WeakFixedArray::WeakFixedArrayPrint(std::ostream& os) {
1025 : PrintHeader(os, "WeakFixedArray");
1026 : os << "\n - length: " << length() << "\n";
1027 : PrintWeakArrayElements(os, this);
1028 : os << "\n";
1029 : }
1030 :
1031 : void WeakArrayList::WeakArrayListPrint(std::ostream& os) {
1032 : PrintHeader(os, "WeakArrayList");
1033 : os << "\n - capacity: " << capacity();
1034 : os << "\n - length: " << length() << "\n";
1035 : PrintWeakArrayElements(os, this);
1036 : os << "\n";
1037 : }
1038 :
1039 : void TransitionArray::TransitionArrayPrint(std::ostream& os) { // NOLINT
1040 : PrintHeader(os, "TransitionArray");
1041 : PrintInternal(os);
1042 : }
1043 :
1044 : void FeedbackCell::FeedbackCellPrint(std::ostream& os) { // NOLINT
1045 : PrintHeader(os, "FeedbackCell");
1046 : ReadOnlyRoots roots = GetReadOnlyRoots();
1047 : if (map() == roots.no_closures_cell_map()) {
1048 : os << "\n - no closures";
1049 : } else if (map() == roots.one_closure_cell_map()) {
1050 : os << "\n - one closure";
1051 : } else if (map() == roots.many_closures_cell_map()) {
1052 : os << "\n - many closures";
1053 : } else {
1054 : os << "\n - Invalid FeedbackCell map";
1055 : }
1056 : os << " - value: " << Brief(value());
1057 : os << "\n";
1058 : }
1059 :
1060 : void FeedbackVectorSpec::Print() {
1061 : StdoutStream os;
1062 :
1063 : FeedbackVectorSpecPrint(os);
1064 :
1065 : os << std::flush;
1066 : }
1067 :
1068 : void FeedbackVectorSpec::FeedbackVectorSpecPrint(std::ostream& os) { // NOLINT
1069 : int slot_count = slots();
1070 : os << " - slot_count: " << slot_count;
1071 : if (slot_count == 0) {
1072 : os << " (empty)\n";
1073 : return;
1074 : }
1075 :
1076 : for (int slot = 0; slot < slot_count;) {
1077 : FeedbackSlotKind kind = GetKind(FeedbackSlot(slot));
1078 : int entry_size = FeedbackMetadata::GetSlotSize(kind);
1079 : DCHECK_LT(0, entry_size);
1080 : os << "\n Slot #" << slot << " " << kind;
1081 : slot += entry_size;
1082 : }
1083 : os << "\n";
1084 : }
1085 :
1086 : void FeedbackMetadata::FeedbackMetadataPrint(std::ostream& os) {
1087 : PrintHeader(os, "FeedbackMetadata");
1088 : os << "\n - slot_count: " << slot_count();
1089 :
1090 : FeedbackMetadataIterator iter(*this);
1091 : while (iter.HasNext()) {
1092 : FeedbackSlot slot = iter.Next();
1093 : FeedbackSlotKind kind = iter.kind();
1094 : os << "\n Slot " << slot << " " << kind;
1095 : }
1096 : os << "\n";
1097 : }
1098 :
1099 : void ClosureFeedbackCellArray::ClosureFeedbackCellArrayPrint(std::ostream& os) {
1100 : PrintFixedArrayWithHeader(os, *this, "ClosureFeedbackCellArray");
1101 : }
1102 :
1103 : void FeedbackVector::FeedbackVectorPrint(std::ostream& os) { // NOLINT
1104 : PrintHeader(os, "FeedbackVector");
1105 : os << "\n - length: " << length();
1106 : if (length() == 0) {
1107 : os << " (empty)\n";
1108 : return;
1109 : }
1110 :
1111 : os << "\n - shared function info: " << Brief(shared_function_info());
1112 : os << "\n - optimized code/marker: ";
1113 : if (has_optimized_code()) {
1114 : os << Brief(optimized_code());
1115 : } else {
1116 : os << optimization_marker();
1117 : }
1118 : os << "\n - invocation count: " << invocation_count();
1119 : os << "\n - profiler ticks: " << profiler_ticks();
1120 :
1121 : FeedbackMetadataIterator iter(metadata());
1122 : while (iter.HasNext()) {
1123 : FeedbackSlot slot = iter.Next();
1124 : FeedbackSlotKind kind = iter.kind();
1125 :
1126 : os << "\n - slot " << slot << " " << kind << " ";
1127 : FeedbackSlotPrint(os, slot);
1128 :
1129 : int entry_size = iter.entry_size();
1130 : if (entry_size > 0) os << " {";
1131 : for (int i = 0; i < entry_size; i++) {
1132 : int index = GetIndex(slot) + i;
1133 : os << "\n [" << index << "]: " << Brief(get(index));
1134 : }
1135 : if (entry_size > 0) os << "\n }";
1136 : }
1137 : os << "\n";
1138 : }
1139 :
1140 : void FeedbackVector::FeedbackSlotPrint(std::ostream& os,
1141 : FeedbackSlot slot) { // NOLINT
1142 : FeedbackNexus nexus(*this, slot);
1143 : nexus.Print(os);
1144 : }
1145 :
1146 : void FeedbackNexus::Print(std::ostream& os) { // NOLINT
1147 : switch (kind()) {
1148 : case FeedbackSlotKind::kCall:
1149 : case FeedbackSlotKind::kCloneObject:
1150 : case FeedbackSlotKind::kHasKeyed:
1151 : case FeedbackSlotKind::kInstanceOf:
1152 : case FeedbackSlotKind::kLoadGlobalInsideTypeof:
1153 : case FeedbackSlotKind::kLoadGlobalNotInsideTypeof:
1154 : case FeedbackSlotKind::kLoadKeyed:
1155 : case FeedbackSlotKind::kLoadProperty:
1156 : case FeedbackSlotKind::kStoreDataPropertyInLiteral:
1157 : case FeedbackSlotKind::kStoreGlobalSloppy:
1158 : case FeedbackSlotKind::kStoreGlobalStrict:
1159 : case FeedbackSlotKind::kStoreInArrayLiteral:
1160 : case FeedbackSlotKind::kStoreKeyedSloppy:
1161 : case FeedbackSlotKind::kStoreKeyedStrict:
1162 : case FeedbackSlotKind::kStoreNamedSloppy:
1163 : case FeedbackSlotKind::kStoreNamedStrict:
1164 : case FeedbackSlotKind::kStoreOwnNamed: {
1165 : os << InlineCacheState2String(ic_state());
1166 : break;
1167 : }
1168 : case FeedbackSlotKind::kBinaryOp: {
1169 : os << "BinaryOp:" << GetBinaryOperationFeedback();
1170 : break;
1171 : }
1172 : case FeedbackSlotKind::kCompareOp: {
1173 : os << "CompareOp:" << GetCompareOperationFeedback();
1174 : break;
1175 : }
1176 : case FeedbackSlotKind::kForIn: {
1177 : os << "ForIn:" << GetForInFeedback();
1178 : break;
1179 : }
1180 : case FeedbackSlotKind::kLiteral:
1181 : case FeedbackSlotKind::kTypeProfile:
1182 : break;
1183 : case FeedbackSlotKind::kInvalid:
1184 : case FeedbackSlotKind::kKindsNumber:
1185 : UNREACHABLE();
1186 : break;
1187 : }
1188 : }
1189 :
1190 : void JSValue::JSValuePrint(std::ostream& os) { // NOLINT
1191 : JSObjectPrintHeader(os, *this, "JSValue");
1192 : os << "\n - value: " << Brief(value());
1193 : JSObjectPrintBody(os, *this);
1194 : }
1195 :
1196 : void JSMessageObject::JSMessageObjectPrint(std::ostream& os) { // NOLINT
1197 : JSObjectPrintHeader(os, *this, "JSMessageObject");
1198 : os << "\n - type: " << static_cast<int>(type());
1199 : os << "\n - arguments: " << Brief(argument());
1200 : os << "\n - start_position: " << start_position();
1201 : os << "\n - end_position: " << end_position();
1202 : os << "\n - script: " << Brief(script());
1203 : os << "\n - stack_frames: " << Brief(stack_frames());
1204 : JSObjectPrintBody(os, *this);
1205 : }
1206 :
1207 :
1208 : void String::StringPrint(std::ostream& os) { // NOLINT
1209 : if (!IsOneByteRepresentation()) {
1210 : os << "u";
1211 : }
1212 : if (StringShape(*this).IsInternalized()) {
1213 : os << "#";
1214 : } else if (StringShape(*this).IsCons()) {
1215 : os << "c\"";
1216 : } else if (StringShape(*this).IsThin()) {
1217 : os << ">\"";
1218 : } else {
1219 : os << "\"";
1220 : }
1221 :
1222 : const char truncated_epilogue[] = "...<truncated>";
1223 : int len = length();
1224 : if (!FLAG_use_verbose_printer) {
1225 : if (len > 100) {
1226 : len = 100 - sizeof(truncated_epilogue);
1227 : }
1228 : }
1229 : for (int i = 0; i < len; i++) {
1230 : os << AsUC16(Get(i));
1231 : }
1232 : if (len != length()) {
1233 : os << truncated_epilogue;
1234 : }
1235 :
1236 : if (!StringShape(*this).IsInternalized()) os << "\"";
1237 : }
1238 :
1239 :
1240 : void Name::NamePrint(std::ostream& os) { // NOLINT
1241 : if (IsString()) {
1242 : String::cast(*this)->StringPrint(os);
1243 : } else {
1244 : os << Brief(*this);
1245 : }
1246 : }
1247 :
1248 :
1249 : static const char* const weekdays[] = {
1250 : "???", "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
1251 : };
1252 :
1253 : void JSDate::JSDatePrint(std::ostream& os) { // NOLINT
1254 : JSObjectPrintHeader(os, *this, "JSDate");
1255 : os << "\n - value: " << Brief(value());
1256 : if (!year()->IsSmi()) {
1257 : os << "\n - time = NaN\n";
1258 : } else {
1259 : // TODO(svenpanne) Add some basic formatting to our streams.
1260 : ScopedVector<char> buf(100);
1261 : SNPrintF(buf, "\n - time = %s %04d/%02d/%02d %02d:%02d:%02d\n",
1262 : weekdays[weekday()->IsSmi() ? Smi::ToInt(weekday()) + 1 : 0],
1263 : year()->IsSmi() ? Smi::ToInt(year()) : -1,
1264 : month()->IsSmi() ? Smi::ToInt(month()) : -1,
1265 : day()->IsSmi() ? Smi::ToInt(day()) : -1,
1266 : hour()->IsSmi() ? Smi::ToInt(hour()) : -1,
1267 : min()->IsSmi() ? Smi::ToInt(min()) : -1,
1268 : sec()->IsSmi() ? Smi::ToInt(sec()) : -1);
1269 : os << buf.start();
1270 : }
1271 : JSObjectPrintBody(os, *this);
1272 : }
1273 :
1274 :
1275 : void JSProxy::JSProxyPrint(std::ostream& os) { // NOLINT
1276 : PrintHeader(os, "JSProxy");
1277 : os << "\n - target: ";
1278 : target()->ShortPrint(os);
1279 : os << "\n - handler: ";
1280 : handler()->ShortPrint(os);
1281 : os << "\n";
1282 : }
1283 :
1284 : void JSSet::JSSetPrint(std::ostream& os) { // NOLINT
1285 : JSObjectPrintHeader(os, *this, "JSSet");
1286 : os << " - table: " << Brief(table());
1287 : JSObjectPrintBody(os, *this);
1288 : }
1289 :
1290 : void JSMap::JSMapPrint(std::ostream& os) { // NOLINT
1291 : JSObjectPrintHeader(os, *this, "JSMap");
1292 : os << " - table: " << Brief(table());
1293 : JSObjectPrintBody(os, *this);
1294 : }
1295 :
1296 : void JSCollectionIterator::JSCollectionIteratorPrint(
1297 : std::ostream& os, const char* name) { // NOLINT
1298 : JSObjectPrintHeader(os, *this, name);
1299 : os << "\n - table: " << Brief(table());
1300 : os << "\n - index: " << Brief(index());
1301 : JSObjectPrintBody(os, *this);
1302 : }
1303 :
1304 : void JSSetIterator::JSSetIteratorPrint(std::ostream& os) { // NOLINT
1305 : JSCollectionIteratorPrint(os, "JSSetIterator");
1306 : }
1307 :
1308 : void JSMapIterator::JSMapIteratorPrint(std::ostream& os) { // NOLINT
1309 : JSCollectionIteratorPrint(os, "JSMapIterator");
1310 : }
1311 :
1312 : void WeakCell::WeakCellPrint(std::ostream& os) {
1313 : PrintHeader(os, "WeakCell");
1314 : os << "\n - finalization_group: " << Brief(finalization_group());
1315 : os << "\n - target: " << Brief(target());
1316 : os << "\n - holdings: " << Brief(holdings());
1317 : os << "\n - prev: " << Brief(prev());
1318 : os << "\n - next: " << Brief(next());
1319 : os << "\n - key: " << Brief(key());
1320 : os << "\n - key_list_prev: " << Brief(key_list_prev());
1321 : os << "\n - key_list_next: " << Brief(key_list_next());
1322 : }
1323 :
1324 : void JSWeakRef::JSWeakRefPrint(std::ostream& os) {
1325 : JSObjectPrintHeader(os, *this, "JSWeakRef");
1326 : os << "\n - target: " << Brief(target());
1327 : JSObjectPrintBody(os, *this);
1328 : }
1329 :
1330 : void JSFinalizationGroup::JSFinalizationGroupPrint(std::ostream& os) {
1331 : JSObjectPrintHeader(os, *this, "JSFinalizationGroup");
1332 : os << "\n - native_context: " << Brief(native_context());
1333 : os << "\n - cleanup: " << Brief(cleanup());
1334 : os << "\n - active_cells: " << Brief(active_cells());
1335 : os << "\n - cleared_cells: " << Brief(cleared_cells());
1336 : os << "\n - key_map: " << Brief(key_map());
1337 : JSObjectPrintBody(os, *this);
1338 : }
1339 :
1340 : void JSFinalizationGroupCleanupIterator::
1341 : JSFinalizationGroupCleanupIteratorPrint(std::ostream& os) {
1342 : JSObjectPrintHeader(os, *this, "JSFinalizationGroupCleanupIterator");
1343 : os << "\n - finalization_group: " << Brief(finalization_group());
1344 : JSObjectPrintBody(os, *this);
1345 : }
1346 :
1347 : void FinalizationGroupCleanupJobTask::FinalizationGroupCleanupJobTaskPrint(
1348 : std::ostream& os) {
1349 : PrintHeader(os, "FinalizationGroupCleanupJobTask");
1350 : os << "\n - finalization_group: " << Brief(finalization_group());
1351 : }
1352 :
1353 : void JSWeakMap::JSWeakMapPrint(std::ostream& os) { // NOLINT
1354 : JSObjectPrintHeader(os, *this, "JSWeakMap");
1355 : os << "\n - table: " << Brief(table());
1356 : JSObjectPrintBody(os, *this);
1357 : }
1358 :
1359 : void JSWeakSet::JSWeakSetPrint(std::ostream& os) { // NOLINT
1360 : JSObjectPrintHeader(os, *this, "JSWeakSet");
1361 : os << "\n - table: " << Brief(table());
1362 : JSObjectPrintBody(os, *this);
1363 : }
1364 :
1365 : void JSArrayBuffer::JSArrayBufferPrint(std::ostream& os) { // NOLINT
1366 : JSObjectPrintHeader(os, *this, "JSArrayBuffer");
1367 : os << "\n - backing_store: " << backing_store();
1368 : os << "\n - byte_length: " << byte_length();
1369 : if (is_external()) os << "\n - external";
1370 : if (is_detachable()) os << "\n - detachable";
1371 : if (was_detached()) os << "\n - detached";
1372 : if (is_shared()) os << "\n - shared";
1373 : if (is_wasm_memory()) os << "\n - is_wasm_memory";
1374 : JSObjectPrintBody(os, *this, !was_detached());
1375 : }
1376 :
1377 : void JSTypedArray::JSTypedArrayPrint(std::ostream& os) { // NOLINT
1378 : JSObjectPrintHeader(os, *this, "JSTypedArray");
1379 : os << "\n - buffer: " << Brief(buffer());
1380 : os << "\n - byte_offset: " << byte_offset();
1381 : os << "\n - byte_length: " << byte_length();
1382 : os << "\n - length: " << length();
1383 : if (!buffer()->IsJSArrayBuffer()) {
1384 : os << "\n <invalid buffer>\n";
1385 : return;
1386 : }
1387 : if (WasDetached()) os << "\n - detached";
1388 : JSObjectPrintBody(os, *this, !WasDetached());
1389 : }
1390 :
1391 : void JSArrayIterator::JSArrayIteratorPrint(std::ostream& os) { // NOLING
1392 : JSObjectPrintHeader(os, *this, "JSArrayIterator");
1393 : os << "\n - iterated_object: " << Brief(iterated_object());
1394 : os << "\n - next_index: " << Brief(next_index());
1395 : os << "\n - kind: " << kind();
1396 : JSObjectPrintBody(os, *this);
1397 : }
1398 :
1399 : void JSDataView::JSDataViewPrint(std::ostream& os) { // NOLINT
1400 : JSObjectPrintHeader(os, *this, "JSDataView");
1401 : os << "\n - buffer =" << Brief(buffer());
1402 : os << "\n - byte_offset: " << byte_offset();
1403 : os << "\n - byte_length: " << byte_length();
1404 : if (!buffer()->IsJSArrayBuffer()) {
1405 : os << "\n <invalid buffer>";
1406 : return;
1407 : }
1408 : if (WasDetached()) os << "\n - detached";
1409 : JSObjectPrintBody(os, *this, !WasDetached());
1410 : }
1411 :
1412 : void JSBoundFunction::JSBoundFunctionPrint(std::ostream& os) { // NOLINT
1413 : JSObjectPrintHeader(os, *this, "JSBoundFunction");
1414 : os << "\n - bound_target_function: " << Brief(bound_target_function());
1415 : os << "\n - bound_this: " << Brief(bound_this());
1416 : os << "\n - bound_arguments: " << Brief(bound_arguments());
1417 : JSObjectPrintBody(os, *this);
1418 : }
1419 :
1420 : void JSFunction::JSFunctionPrint(std::ostream& os) { // NOLINT
1421 : Isolate* isolate = GetIsolate();
1422 : JSObjectPrintHeader(os, *this, "Function");
1423 : os << "\n - function prototype: ";
1424 : if (has_prototype_slot()) {
1425 : if (has_prototype()) {
1426 : os << Brief(prototype());
1427 : if (map()->has_non_instance_prototype()) {
1428 : os << " (non-instance prototype)";
1429 : }
1430 : }
1431 : os << "\n - initial_map: ";
1432 : if (has_initial_map()) os << Brief(initial_map());
1433 : } else {
1434 : os << "<no-prototype-slot>";
1435 : }
1436 : os << "\n - shared_info: " << Brief(shared());
1437 : os << "\n - name: " << Brief(shared()->Name());
1438 :
1439 : // Print Builtin name for builtin functions
1440 : int builtin_index = code()->builtin_index();
1441 : if (Builtins::IsBuiltinId(builtin_index) && !IsInterpreted()) {
1442 : os << "\n - builtin: " << isolate->builtins()->name(builtin_index);
1443 : }
1444 :
1445 : os << "\n - formal_parameter_count: "
1446 : << shared()->internal_formal_parameter_count();
1447 : if (shared()->is_safe_to_skip_arguments_adaptor()) {
1448 : os << "\n - safe_to_skip_arguments_adaptor";
1449 : }
1450 : os << "\n - kind: " << shared()->kind();
1451 : os << "\n - context: " << Brief(context());
1452 : os << "\n - code: " << Brief(code());
1453 : if (IsInterpreted()) {
1454 : os << "\n - interpreted";
1455 : if (shared()->HasBytecodeArray()) {
1456 : os << "\n - bytecode: " << shared()->GetBytecodeArray();
1457 : }
1458 : }
1459 : if (WasmExportedFunction::IsWasmExportedFunction(*this)) {
1460 : WasmExportedFunction function = WasmExportedFunction::cast(*this);
1461 : os << "\n - WASM instance "
1462 : << reinterpret_cast<void*>(function->instance()->ptr());
1463 : os << "\n - WASM function index " << function->function_index();
1464 : }
1465 : shared()->PrintSourceCode(os);
1466 : JSObjectPrintBody(os, *this);
1467 : os << "\n - feedback vector: ";
1468 : if (!shared()->HasFeedbackMetadata()) {
1469 : os << "feedback metadata is not available in SFI\n";
1470 : } else if (has_feedback_vector()) {
1471 : feedback_vector()->FeedbackVectorPrint(os);
1472 : } else {
1473 : os << "not available\n";
1474 : }
1475 : }
1476 :
1477 : void SharedFunctionInfo::PrintSourceCode(std::ostream& os) {
1478 : if (HasSourceCode()) {
1479 : os << "\n - source code: ";
1480 : String source = String::cast(Script::cast(script())->source());
1481 : int start = StartPosition();
1482 : int length = EndPosition() - start;
1483 : std::unique_ptr<char[]> source_string = source->ToCString(
1484 : DISALLOW_NULLS, FAST_STRING_TRAVERSAL, start, length, nullptr);
1485 : os << source_string.get();
1486 : }
1487 : }
1488 :
1489 : void SharedFunctionInfo::SharedFunctionInfoPrint(std::ostream& os) { // NOLINT
1490 : PrintHeader(os, "SharedFunctionInfo");
1491 : os << "\n - name: ";
1492 : if (HasSharedName()) {
1493 : os << Brief(Name());
1494 : } else {
1495 : os << "<no-shared-name>";
1496 : }
1497 : if (HasInferredName()) {
1498 : os << "\n - inferred name: " << Brief(inferred_name());
1499 : }
1500 : os << "\n - kind: " << kind();
1501 : if (needs_home_object()) {
1502 : os << "\n - needs_home_object";
1503 : }
1504 : os << "\n - function_map_index: " << function_map_index();
1505 : os << "\n - formal_parameter_count: " << internal_formal_parameter_count();
1506 : if (is_safe_to_skip_arguments_adaptor()) {
1507 : os << "\n - safe_to_skip_arguments_adaptor";
1508 : }
1509 : os << "\n - expected_nof_properties: " << expected_nof_properties();
1510 : os << "\n - language_mode: " << language_mode();
1511 : os << "\n - data: " << Brief(function_data());
1512 : os << "\n - code (from data): " << Brief(GetCode());
1513 : PrintSourceCode(os);
1514 : // Script files are often large, hard to read.
1515 : // os << "\n - script =";
1516 : // script()->Print(os);
1517 : if (is_named_expression()) {
1518 : os << "\n - named expression";
1519 : } else if (is_anonymous_expression()) {
1520 : os << "\n - anonymous expression";
1521 : } else if (is_declaration()) {
1522 : os << "\n - declaration";
1523 : }
1524 : os << "\n - function token position: " << function_token_position();
1525 : os << "\n - start position: " << StartPosition();
1526 : os << "\n - end position: " << EndPosition();
1527 : if (HasDebugInfo()) {
1528 : os << "\n - debug info: " << Brief(GetDebugInfo());
1529 : } else {
1530 : os << "\n - no debug info";
1531 : }
1532 : os << "\n - scope info: " << Brief(scope_info());
1533 : if (HasOuterScopeInfo()) {
1534 : os << "\n - outer scope info: " << Brief(GetOuterScopeInfo());
1535 : }
1536 : os << "\n - length: " << length();
1537 : os << "\n - feedback_metadata: ";
1538 : if (HasFeedbackMetadata()) {
1539 : feedback_metadata()->FeedbackMetadataPrint(os);
1540 : } else {
1541 : os << "<none>";
1542 : }
1543 : os << "\n";
1544 : }
1545 :
1546 : void JSGlobalProxy::JSGlobalProxyPrint(std::ostream& os) { // NOLINT
1547 : JSObjectPrintHeader(os, *this, "JSGlobalProxy");
1548 : if (!GetIsolate()->bootstrapper()->IsActive()) {
1549 : os << "\n - native context: " << Brief(native_context());
1550 : }
1551 : JSObjectPrintBody(os, *this);
1552 : }
1553 :
1554 : void JSGlobalObject::JSGlobalObjectPrint(std::ostream& os) { // NOLINT
1555 : JSObjectPrintHeader(os, *this, "JSGlobalObject");
1556 : if (!GetIsolate()->bootstrapper()->IsActive()) {
1557 : os << "\n - native context: " << Brief(native_context());
1558 : }
1559 : os << "\n - global proxy: " << Brief(global_proxy());
1560 : JSObjectPrintBody(os, *this);
1561 : }
1562 :
1563 : void Cell::CellPrint(std::ostream& os) { // NOLINT
1564 : PrintHeader(os, "Cell");
1565 : os << "\n - value: " << Brief(value());
1566 : os << "\n";
1567 : }
1568 :
1569 : void PropertyCell::PropertyCellPrint(std::ostream& os) { // NOLINT
1570 : PrintHeader(os, "PropertyCell");
1571 : os << "\n - name: ";
1572 : name()->NamePrint(os);
1573 : os << "\n - value: " << Brief(value());
1574 : os << "\n - details: ";
1575 : property_details().PrintAsSlowTo(os);
1576 : PropertyCellType cell_type = property_details().cell_type();
1577 : os << "\n - cell_type: ";
1578 : if (value()->IsTheHole()) {
1579 : switch (cell_type) {
1580 : case PropertyCellType::kUninitialized:
1581 : os << "Uninitialized";
1582 : break;
1583 : case PropertyCellType::kInvalidated:
1584 : os << "Invalidated";
1585 : break;
1586 : default:
1587 : os << "??? " << static_cast<int>(cell_type);
1588 : break;
1589 : }
1590 : } else {
1591 : switch (cell_type) {
1592 : case PropertyCellType::kUndefined:
1593 : os << "Undefined";
1594 : break;
1595 : case PropertyCellType::kConstant:
1596 : os << "Constant";
1597 : break;
1598 : case PropertyCellType::kConstantType:
1599 : os << "ConstantType"
1600 : << " (";
1601 : switch (GetConstantType()) {
1602 : case PropertyCellConstantType::kSmi:
1603 : os << "Smi";
1604 : break;
1605 : case PropertyCellConstantType::kStableMap:
1606 : os << "StableMap";
1607 : break;
1608 : }
1609 : os << ")";
1610 : break;
1611 : case PropertyCellType::kMutable:
1612 : os << "Mutable";
1613 : break;
1614 : }
1615 : }
1616 : os << "\n";
1617 : }
1618 :
1619 : void Code::CodePrint(std::ostream& os) { // NOLINT
1620 : PrintHeader(os, "Code");
1621 : os << "\n";
1622 : #ifdef ENABLE_DISASSEMBLER
1623 : if (FLAG_use_verbose_printer) {
1624 : Disassemble(nullptr, os);
1625 : }
1626 : #endif
1627 : }
1628 :
1629 : void CodeDataContainer::CodeDataContainerPrint(std::ostream& os) { // NOLINT
1630 : PrintHeader(os, "CodeDataContainer");
1631 : os << "\n - kind_specific_flags: " << kind_specific_flags();
1632 : os << "\n";
1633 : }
1634 :
1635 : void Foreign::ForeignPrint(std::ostream& os) { // NOLINT
1636 : PrintHeader(os, "Foreign");
1637 : os << "\n - foreign address : " << reinterpret_cast<void*>(foreign_address());
1638 : os << "\n";
1639 : }
1640 :
1641 :
1642 : void AccessorInfo::AccessorInfoPrint(std::ostream& os) { // NOLINT
1643 : PrintHeader(os, "AccessorInfo");
1644 : os << "\n - name: " << Brief(name());
1645 : os << "\n - flags: " << flags();
1646 : os << "\n - getter: " << Brief(getter());
1647 : os << "\n - setter: " << Brief(setter());
1648 : os << "\n - js_getter: " << Brief(js_getter());
1649 : os << "\n - data: " << Brief(data());
1650 : os << "\n";
1651 : }
1652 :
1653 : void CallbackTask::CallbackTaskPrint(std::ostream& os) { // NOLINT
1654 : PrintHeader(os, "CallbackTask");
1655 : os << "\n - callback: " << Brief(callback());
1656 : os << "\n - data: " << Brief(data());
1657 : os << "\n";
1658 : }
1659 :
1660 : void CallableTask::CallableTaskPrint(std::ostream& os) { // NOLINT
1661 : PrintHeader(os, "CallableTask");
1662 : os << "\n - context: " << Brief(context());
1663 : os << "\n - callable: " << Brief(callable());
1664 : os << "\n";
1665 : }
1666 :
1667 : void PromiseFulfillReactionJobTask::PromiseFulfillReactionJobTaskPrint(
1668 : std::ostream& os) { // NOLINT
1669 : PrintHeader(os, "PromiseFulfillReactionJobTask");
1670 : os << "\n - argument: " << Brief(argument());
1671 : os << "\n - context: " << Brief(context());
1672 : os << "\n - handler: " << Brief(handler());
1673 : os << "\n - promise_or_capability: " << Brief(promise_or_capability());
1674 : os << "\n";
1675 : }
1676 :
1677 : void PromiseRejectReactionJobTask::PromiseRejectReactionJobTaskPrint(
1678 : std::ostream& os) { // NOLINT
1679 : PrintHeader(os, "PromiseRejectReactionJobTask");
1680 : os << "\n - argument: " << Brief(argument());
1681 : os << "\n - context: " << Brief(context());
1682 : os << "\n - handler: " << Brief(handler());
1683 : os << "\n - promise_or_capability: " << Brief(promise_or_capability());
1684 : os << "\n";
1685 : }
1686 :
1687 : void PromiseResolveThenableJobTask::PromiseResolveThenableJobTaskPrint(
1688 : std::ostream& os) { // NOLINT
1689 : PrintHeader(os, "PromiseResolveThenableJobTask");
1690 : os << "\n - context: " << Brief(context());
1691 : os << "\n - promise_to_resolve: " << Brief(promise_to_resolve());
1692 : os << "\n - then: " << Brief(then());
1693 : os << "\n - thenable: " << Brief(thenable());
1694 : os << "\n";
1695 : }
1696 :
1697 : void PromiseCapability::PromiseCapabilityPrint(std::ostream& os) { // NOLINT
1698 : PrintHeader(os, "PromiseCapability");
1699 : os << "\n - promise: " << Brief(promise());
1700 : os << "\n - resolve: " << Brief(resolve());
1701 : os << "\n - reject: " << Brief(reject());
1702 : os << "\n";
1703 : }
1704 :
1705 : void PromiseReaction::PromiseReactionPrint(std::ostream& os) { // NOLINT
1706 : PrintHeader(os, "PromiseReaction");
1707 : os << "\n - next: " << Brief(next());
1708 : os << "\n - reject_handler: " << Brief(reject_handler());
1709 : os << "\n - fulfill_handler: " << Brief(fulfill_handler());
1710 : os << "\n - promise_or_capability: " << Brief(promise_or_capability());
1711 : os << "\n";
1712 : }
1713 :
1714 : void AsyncGeneratorRequest::AsyncGeneratorRequestPrint(
1715 : std::ostream& os) { // NOLINT
1716 : PrintHeader(os, "AsyncGeneratorRequest");
1717 : const char* mode = "Invalid!";
1718 : switch (resume_mode()) {
1719 : case JSGeneratorObject::kNext:
1720 : mode = ".next()";
1721 : break;
1722 : case JSGeneratorObject::kReturn:
1723 : mode = ".return()";
1724 : break;
1725 : case JSGeneratorObject::kThrow:
1726 : mode = ".throw()";
1727 : break;
1728 : }
1729 : os << "\n - resume mode: " << mode;
1730 : os << "\n - value: " << Brief(value());
1731 : os << "\n - next: " << Brief(next());
1732 : os << "\n";
1733 : }
1734 :
1735 : void ModuleInfoEntry::ModuleInfoEntryPrint(std::ostream& os) { // NOLINT
1736 : PrintHeader(os, "ModuleInfoEntry");
1737 : os << "\n - export_name: " << Brief(export_name());
1738 : os << "\n - local_name: " << Brief(local_name());
1739 : os << "\n - import_name: " << Brief(import_name());
1740 : os << "\n - module_request: " << module_request();
1741 : os << "\n - cell_index: " << cell_index();
1742 : os << "\n - beg_pos: " << beg_pos();
1743 : os << "\n - end_pos: " << end_pos();
1744 : os << "\n";
1745 : }
1746 :
1747 : void Module::ModulePrint(std::ostream& os) { // NOLINT
1748 : PrintHeader(os, "Module");
1749 : os << "\n - origin: " << Brief(script()->GetNameOrSourceURL());
1750 : os << "\n - code: " << Brief(code());
1751 : os << "\n - exports: " << Brief(exports());
1752 : os << "\n - requested_modules: " << Brief(requested_modules());
1753 : os << "\n - script: " << Brief(script());
1754 : os << "\n - import_meta: " << Brief(import_meta());
1755 : os << "\n - status: " << status();
1756 : os << "\n - exception: " << Brief(exception());
1757 : os << "\n";
1758 : }
1759 :
1760 : void JSModuleNamespace::JSModuleNamespacePrint(std::ostream& os) { // NOLINT
1761 : JSObjectPrintHeader(os, *this, "JSModuleNamespace");
1762 : os << "\n - module: " << Brief(module());
1763 : JSObjectPrintBody(os, *this);
1764 : }
1765 :
1766 : void PrototypeInfo::PrototypeInfoPrint(std::ostream& os) { // NOLINT
1767 : PrintHeader(os, "PrototypeInfo");
1768 : os << "\n - module namespace: " << Brief(module_namespace());
1769 : os << "\n - prototype users: " << Brief(prototype_users());
1770 : os << "\n - registry slot: " << registry_slot();
1771 : os << "\n - object create map: " << Brief(object_create_map());
1772 : os << "\n - should_be_fast_map: " << should_be_fast_map();
1773 : os << "\n";
1774 : }
1775 :
1776 : void ClassPositions::ClassPositionsPrint(std::ostream& os) { // NOLINT
1777 : PrintHeader(os, "ClassPositions");
1778 : os << "\n - start position: " << start();
1779 : os << "\n - end position: " << end();
1780 : os << "\n";
1781 : }
1782 :
1783 : void ArrayBoilerplateDescription::ArrayBoilerplateDescriptionPrint(
1784 : std::ostream& os) { // NOLINT
1785 : PrintHeader(os, "ArrayBoilerplateDescription");
1786 : os << "\n - elements kind: " << elements_kind();
1787 : os << "\n - constant elements: " << Brief(constant_elements());
1788 : os << "\n";
1789 : }
1790 :
1791 : void AsmWasmData::AsmWasmDataPrint(std::ostream& os) { // NOLINT
1792 : PrintHeader(os, "AsmWasmData");
1793 : os << "\n - native module: " << Brief(managed_native_module());
1794 : os << "\n - export_wrappers: " << Brief(export_wrappers());
1795 : os << "\n - offset table: " << Brief(asm_js_offset_table());
1796 : os << "\n - uses bitset: " << uses_bitset()->value();
1797 : os << "\n";
1798 : }
1799 :
1800 : void WasmDebugInfo::WasmDebugInfoPrint(std::ostream& os) { // NOLINT
1801 : PrintHeader(os, "WasmDebugInfo");
1802 : os << "\n - wasm_instance: " << Brief(wasm_instance());
1803 : os << "\n";
1804 : }
1805 :
1806 : void WasmExceptionTag::WasmExceptionTagPrint(std::ostream& os) { // NOLINT
1807 : PrintHeader(os, "WasmExceptionTag");
1808 : os << "\n - index: " << index();
1809 : os << "\n";
1810 : }
1811 :
1812 : void WasmInstanceObject::WasmInstanceObjectPrint(std::ostream& os) { // NOLINT
1813 : JSObjectPrintHeader(os, *this, "WasmInstanceObject");
1814 : os << "\n - module_object: " << Brief(module_object());
1815 : os << "\n - exports_object: " << Brief(exports_object());
1816 : os << "\n - native_context: " << Brief(native_context());
1817 : if (has_memory_object()) {
1818 : os << "\n - memory_object: " << Brief(memory_object());
1819 : }
1820 : if (has_untagged_globals_buffer()) {
1821 : os << "\n - untagged_globals_buffer: " << Brief(untagged_globals_buffer());
1822 : }
1823 : if (has_tagged_globals_buffer()) {
1824 : os << "\n - tagged_globals_buffer: " << Brief(tagged_globals_buffer());
1825 : }
1826 : if (has_imported_mutable_globals_buffers()) {
1827 : os << "\n - imported_mutable_globals_buffers: "
1828 : << Brief(imported_mutable_globals_buffers());
1829 : }
1830 : if (has_debug_info()) {
1831 : os << "\n - debug_info: " << Brief(debug_info());
1832 : }
1833 : for (int i = 0; i < tables()->length(); i++) {
1834 : os << "\n - table " << i << ": " << Brief(tables()->get(i));
1835 : }
1836 : os << "\n - imported_function_refs: " << Brief(imported_function_refs());
1837 : if (has_indirect_function_table_refs()) {
1838 : os << "\n - indirect_function_table_refs: "
1839 : << Brief(indirect_function_table_refs());
1840 : }
1841 : if (has_managed_native_allocations()) {
1842 : os << "\n - managed_native_allocations: "
1843 : << Brief(managed_native_allocations());
1844 : }
1845 : os << "\n - memory_start: " << static_cast<void*>(memory_start());
1846 : os << "\n - memory_size: " << memory_size();
1847 : os << "\n - memory_mask: " << AsHex(memory_mask());
1848 : os << "\n - imported_function_targets: "
1849 : << static_cast<void*>(imported_function_targets());
1850 : os << "\n - globals_start: " << static_cast<void*>(globals_start());
1851 : os << "\n - imported_mutable_globals: "
1852 : << static_cast<void*>(imported_mutable_globals());
1853 : os << "\n - indirect_function_table_size: " << indirect_function_table_size();
1854 : os << "\n - indirect_function_table_sig_ids: "
1855 : << static_cast<void*>(indirect_function_table_sig_ids());
1856 : os << "\n - indirect_function_table_targets: "
1857 : << static_cast<void*>(indirect_function_table_targets());
1858 : JSObjectPrintBody(os, *this);
1859 : os << "\n";
1860 : }
1861 :
1862 : void WasmExportedFunctionData::WasmExportedFunctionDataPrint(
1863 : std::ostream& os) { // NOLINT
1864 : PrintHeader(os, "WasmExportedFunctionData");
1865 : os << "\n - wrapper_code: " << Brief(wrapper_code());
1866 : os << "\n - instance: " << Brief(instance());
1867 : os << "\n - jump_table_offset: " << jump_table_offset();
1868 : os << "\n - function_index: " << function_index();
1869 : os << "\n";
1870 : }
1871 :
1872 : void WasmModuleObject::WasmModuleObjectPrint(std::ostream& os) { // NOLINT
1873 : PrintHeader(os, "WasmModuleObject");
1874 : os << "\n - module: " << module();
1875 : os << "\n - native module: " << native_module();
1876 : os << "\n - export wrappers: " << Brief(export_wrappers());
1877 : os << "\n - script: " << Brief(script());
1878 : if (has_asm_js_offset_table()) {
1879 : os << "\n - asm_js_offset_table: " << Brief(asm_js_offset_table());
1880 : }
1881 : if (has_breakpoint_infos()) {
1882 : os << "\n - breakpoint_infos: " << Brief(breakpoint_infos());
1883 : }
1884 : os << "\n";
1885 : }
1886 :
1887 : void WasmTableObject::WasmTableObjectPrint(std::ostream& os) { // NOLINT
1888 : PrintHeader(os, "WasmTableObject");
1889 : os << "\n - elements: " << Brief(elements());
1890 : os << "\n - maximum_length: " << Brief(maximum_length());
1891 : os << "\n - dispatch_tables: " << Brief(dispatch_tables());
1892 : os << "\n - raw_type: " << raw_type();
1893 : os << "\n";
1894 : }
1895 :
1896 : void WasmGlobalObject::WasmGlobalObjectPrint(std::ostream& os) { // NOLINT
1897 : PrintHeader(os, "WasmGlobalObject");
1898 : os << "\n - untagged_buffer: " << Brief(untagged_buffer());
1899 : os << "\n - tagged_buffer: " << Brief(tagged_buffer());
1900 : os << "\n - offset: " << offset();
1901 : os << "\n - flags: " << flags();
1902 : os << "\n - type: " << type();
1903 : os << "\n - is_mutable: " << is_mutable();
1904 : os << "\n";
1905 : }
1906 :
1907 : void WasmMemoryObject::WasmMemoryObjectPrint(std::ostream& os) { // NOLINT
1908 : PrintHeader(os, "WasmMemoryObject");
1909 : os << "\n - array_buffer: " << Brief(array_buffer());
1910 : os << "\n - maximum_pages: " << maximum_pages();
1911 : os << "\n - instances: " << Brief(instances());
1912 : os << "\n";
1913 : }
1914 :
1915 : void WasmExceptionObject::WasmExceptionObjectPrint(
1916 : std::ostream& os) { // NOLINT
1917 : PrintHeader(os, "WasmExceptionObject");
1918 : os << "\n - serialized_signature: " << Brief(serialized_signature());
1919 : os << "\n - exception_tag: " << Brief(exception_tag());
1920 : os << "\n";
1921 : }
1922 :
1923 : void LoadHandler::LoadHandlerPrint(std::ostream& os) { // NOLINT
1924 : PrintHeader(os, "LoadHandler");
1925 : // TODO(ishell): implement printing based on handler kind
1926 : os << "\n - handler: " << Brief(smi_handler());
1927 : os << "\n - validity_cell: " << Brief(validity_cell());
1928 : int data_count = data_field_count();
1929 : if (data_count >= 1) {
1930 : os << "\n - data1: " << Brief(data1());
1931 : }
1932 : if (data_count >= 2) {
1933 : os << "\n - data2: " << Brief(data2());
1934 : }
1935 : if (data_count >= 3) {
1936 : os << "\n - data3: " << Brief(data3());
1937 : }
1938 : os << "\n";
1939 : }
1940 :
1941 : void StoreHandler::StoreHandlerPrint(std::ostream& os) { // NOLINT
1942 : PrintHeader(os, "StoreHandler");
1943 : // TODO(ishell): implement printing based on handler kind
1944 : os << "\n - handler: " << Brief(smi_handler());
1945 : os << "\n - validity_cell: " << Brief(validity_cell());
1946 : int data_count = data_field_count();
1947 : if (data_count >= 1) {
1948 : os << "\n - data1: " << Brief(data1());
1949 : }
1950 : if (data_count >= 2) {
1951 : os << "\n - data2: " << Brief(data2());
1952 : }
1953 : if (data_count >= 3) {
1954 : os << "\n - data3: " << Brief(data3());
1955 : }
1956 : os << "\n";
1957 : }
1958 :
1959 : void AccessorPair::AccessorPairPrint(std::ostream& os) { // NOLINT
1960 : PrintHeader(os, "AccessorPair");
1961 : os << "\n - getter: " << Brief(getter());
1962 : os << "\n - setter: " << Brief(setter());
1963 : os << "\n";
1964 : }
1965 :
1966 :
1967 : void AccessCheckInfo::AccessCheckInfoPrint(std::ostream& os) { // NOLINT
1968 : PrintHeader(os, "AccessCheckInfo");
1969 : os << "\n - callback: " << Brief(callback());
1970 : os << "\n - named_interceptor: " << Brief(named_interceptor());
1971 : os << "\n - indexed_interceptor: " << Brief(indexed_interceptor());
1972 : os << "\n - data: " << Brief(data());
1973 : os << "\n";
1974 : }
1975 :
1976 : void CallHandlerInfo::CallHandlerInfoPrint(std::ostream& os) { // NOLINT
1977 : PrintHeader(os, "CallHandlerInfo");
1978 : os << "\n - callback: " << Brief(callback());
1979 : os << "\n - js_callback: " << Brief(js_callback());
1980 : os << "\n - data: " << Brief(data());
1981 : os << "\n - side_effect_free: "
1982 : << (IsSideEffectFreeCallHandlerInfo() ? "true" : "false");
1983 : os << "\n";
1984 : }
1985 :
1986 : void InterceptorInfo::InterceptorInfoPrint(std::ostream& os) { // NOLINT
1987 : PrintHeader(os, "InterceptorInfo");
1988 : os << "\n - getter: " << Brief(getter());
1989 : os << "\n - setter: " << Brief(setter());
1990 : os << "\n - query: " << Brief(query());
1991 : os << "\n - deleter: " << Brief(deleter());
1992 : os << "\n - enumerator: " << Brief(enumerator());
1993 : os << "\n - data: " << Brief(data());
1994 : os << "\n";
1995 : }
1996 :
1997 :
1998 : void FunctionTemplateInfo::FunctionTemplateInfoPrint(
1999 : std::ostream& os) { // NOLINT
2000 : PrintHeader(os, "FunctionTemplateInfo");
2001 : os << "\n - class name: " << Brief(class_name());
2002 : os << "\n - tag: " << Brief(tag());
2003 : os << "\n - serial_number: " << Brief(serial_number());
2004 : os << "\n - property_list: " << Brief(property_list());
2005 : os << "\n - call_code: " << Brief(call_code());
2006 : os << "\n - property_accessors: " << Brief(property_accessors());
2007 : os << "\n - signature: " << Brief(signature());
2008 : os << "\n - cached_property_name: " << Brief(cached_property_name());
2009 : os << "\n - hidden_prototype: " << (hidden_prototype() ? "true" : "false");
2010 : os << "\n - undetectable: " << (undetectable() ? "true" : "false");
2011 : os << "\n - need_access_check: " << (needs_access_check() ? "true" : "false");
2012 : os << "\n - instantiated: " << (instantiated() ? "true" : "false");
2013 : os << "\n - rare_data: " << Brief(rare_data());
2014 : os << "\n";
2015 : }
2016 :
2017 : void FunctionTemplateRareData::FunctionTemplateRareDataPrint(
2018 : std::ostream& os) { // NOLINT
2019 : PrintHeader(os, "FunctionTemplateRareData");
2020 : os << "\n - prototype_template: " << Brief(prototype_template());
2021 : os << "\n - prototype_provider_template: "
2022 : << Brief(prototype_provider_template());
2023 : os << "\n - parent_template: " << Brief(parent_template());
2024 : os << "\n - named_property_handler: " << Brief(named_property_handler());
2025 : os << "\n - indexed_property_handler: " << Brief(indexed_property_handler());
2026 : os << "\n - instance_template: " << Brief(instance_template());
2027 : os << "\n - instance_call_handler: " << Brief(instance_call_handler());
2028 : os << "\n - access_check_info: " << Brief(access_check_info());
2029 : os << "\n";
2030 : }
2031 :
2032 : void ObjectTemplateInfo::ObjectTemplateInfoPrint(std::ostream& os) { // NOLINT
2033 : PrintHeader(os, "ObjectTemplateInfo");
2034 : os << "\n - tag: " << Brief(tag());
2035 : os << "\n - serial_number: " << Brief(serial_number());
2036 : os << "\n - property_list: " << Brief(property_list());
2037 : os << "\n - property_accessors: " << Brief(property_accessors());
2038 : os << "\n - constructor: " << Brief(constructor());
2039 : os << "\n - embedder_field_count: " << embedder_field_count();
2040 : os << "\n - immutable_proto: " << (immutable_proto() ? "true" : "false");
2041 : os << "\n";
2042 : }
2043 :
2044 :
2045 : void AllocationSite::AllocationSitePrint(std::ostream& os) { // NOLINT
2046 : PrintHeader(os, "AllocationSite");
2047 : if (this->HasWeakNext()) os << "\n - weak_next: " << Brief(weak_next());
2048 : os << "\n - dependent code: " << Brief(dependent_code());
2049 : os << "\n - nested site: " << Brief(nested_site());
2050 : os << "\n - memento found count: "
2051 : << Brief(Smi::FromInt(memento_found_count()));
2052 : os << "\n - memento create count: "
2053 : << Brief(Smi::FromInt(memento_create_count()));
2054 : os << "\n - pretenure decision: "
2055 : << Brief(Smi::FromInt(pretenure_decision()));
2056 : os << "\n - transition_info: ";
2057 : if (!PointsToLiteral()) {
2058 : ElementsKind kind = GetElementsKind();
2059 : os << "Array allocation with ElementsKind " << ElementsKindToString(kind);
2060 : } else if (boilerplate()->IsJSArray()) {
2061 : os << "Array literal with boilerplate " << Brief(boilerplate());
2062 : } else {
2063 : os << "Object literal with boilerplate " << Brief(boilerplate());
2064 : }
2065 : os << "\n";
2066 : }
2067 :
2068 :
2069 : void AllocationMemento::AllocationMementoPrint(std::ostream& os) { // NOLINT
2070 : PrintHeader(os, "AllocationMemento");
2071 : os << "\n - allocation site: ";
2072 : if (IsValid()) {
2073 : GetAllocationSite()->AllocationSitePrint(os);
2074 : } else {
2075 : os << "<invalid>\n";
2076 : }
2077 : }
2078 :
2079 :
2080 : void Script::ScriptPrint(std::ostream& os) { // NOLINT
2081 : PrintHeader(os, "Script");
2082 : os << "\n - source: " << Brief(source());
2083 : os << "\n - name: " << Brief(name());
2084 : os << "\n - line_offset: " << line_offset();
2085 : os << "\n - column_offset: " << column_offset();
2086 : os << "\n - type: " << type();
2087 : os << "\n - id: " << id();
2088 : os << "\n - context data: " << Brief(context_data());
2089 : os << "\n - compilation type: " << compilation_type();
2090 : os << "\n - line ends: " << Brief(line_ends());
2091 : if (has_eval_from_shared()) {
2092 : os << "\n - eval from shared: " << Brief(eval_from_shared());
2093 : }
2094 : if (is_wrapped()) {
2095 : os << "\n - wrapped arguments: " << Brief(wrapped_arguments());
2096 : }
2097 : os << "\n - eval from position: " << eval_from_position();
2098 : os << "\n - shared function infos: " << Brief(shared_function_infos());
2099 : os << "\n";
2100 : }
2101 :
2102 : #ifdef V8_INTL_SUPPORT
2103 : void JSV8BreakIterator::JSV8BreakIteratorPrint(std::ostream& os) { // NOLINT
2104 : JSObjectPrintHeader(os, *this, "JSV8BreakIterator");
2105 : os << "\n - locale: " << Brief(locale());
2106 : os << "\n - type: " << TypeAsString();
2107 : os << "\n - break iterator: " << Brief(break_iterator());
2108 : os << "\n - unicode string: " << Brief(unicode_string());
2109 : os << "\n - bound adopt text: " << Brief(bound_adopt_text());
2110 : os << "\n - bound first: " << Brief(bound_first());
2111 : os << "\n - bound next: " << Brief(bound_next());
2112 : os << "\n - bound current: " << Brief(bound_current());
2113 : os << "\n - bound break type: " << Brief(bound_break_type());
2114 : os << "\n";
2115 : }
2116 :
2117 : void JSCollator::JSCollatorPrint(std::ostream& os) { // NOLINT
2118 : JSObjectPrintHeader(os, *this, "JSCollator");
2119 : os << "\n - icu collator: " << Brief(icu_collator());
2120 : os << "\n - bound compare: " << Brief(bound_compare());
2121 : JSObjectPrintBody(os, *this);
2122 : }
2123 :
2124 : void JSDateTimeFormat::JSDateTimeFormatPrint(std::ostream& os) { // NOLINT
2125 : JSObjectPrintHeader(os, *this, "JSDateTimeFormat");
2126 : os << "\n - icu locale: " << Brief(icu_locale());
2127 : os << "\n - icu simple date format: " << Brief(icu_simple_date_format());
2128 : os << "\n - icu date interval format: " << Brief(icu_date_interval_format());
2129 : os << "\n - bound format: " << Brief(bound_format());
2130 : os << "\n - hour cycle: " << HourCycleAsString();
2131 : JSObjectPrintBody(os, *this);
2132 : }
2133 :
2134 : void JSListFormat::JSListFormatPrint(std::ostream& os) { // NOLINT
2135 : JSObjectPrintHeader(os, *this, "JSListFormat");
2136 : os << "\n - locale: " << Brief(locale());
2137 : os << "\n - style: " << StyleAsString();
2138 : os << "\n - type: " << TypeAsString();
2139 : os << "\n - icu formatter: " << Brief(icu_formatter());
2140 : JSObjectPrintBody(os, *this);
2141 : }
2142 :
2143 : void JSLocale::JSLocalePrint(std::ostream& os) { // NOLINT
2144 : JSObjectPrintHeader(os, *this, "JSLocale");
2145 : os << "\n - icu locale: " << Brief(icu_locale());
2146 : JSObjectPrintBody(os, *this);
2147 : }
2148 :
2149 : void JSNumberFormat::JSNumberFormatPrint(std::ostream& os) { // NOLINT
2150 : JSObjectPrintHeader(os, *this, "JSNumberFormat");
2151 : os << "\n - locale: " << Brief(locale());
2152 : os << "\n - icu_number_format: " << Brief(icu_number_format());
2153 : os << "\n - bound_format: " << Brief(bound_format());
2154 : os << "\n - style: " << StyleAsString();
2155 : os << "\n - currency_display: " << CurrencyDisplayAsString();
2156 : JSObjectPrintBody(os, *this);
2157 : }
2158 :
2159 : void JSPluralRules::JSPluralRulesPrint(std::ostream& os) { // NOLINT
2160 : JSObjectPrintHeader(os, *this, "JSPluralRules");
2161 : os << "\n - locale: " << Brief(locale());
2162 : os << "\n - type: " << TypeAsString();
2163 : os << "\n - icu plural rules: " << Brief(icu_plural_rules());
2164 : os << "\n - icu decimal format: " << Brief(icu_decimal_format());
2165 : JSObjectPrintBody(os, *this);
2166 : }
2167 :
2168 : void JSRelativeTimeFormat::JSRelativeTimeFormatPrint(
2169 : std::ostream& os) { // NOLINT
2170 : JSObjectPrintHeader(os, *this, "JSRelativeTimeFormat");
2171 : os << "\n - locale: " << Brief(locale());
2172 : os << "\n - style: " << StyleAsString();
2173 : os << "\n - numeric: " << NumericAsString();
2174 : os << "\n - icu formatter: " << Brief(icu_formatter());
2175 : os << "\n";
2176 : }
2177 :
2178 : void JSSegmentIterator::JSSegmentIteratorPrint(std::ostream& os) { // NOLINT
2179 : JSObjectPrintHeader(os, *this, "JSSegmentIterator");
2180 : os << "\n - icu break iterator: " << Brief(icu_break_iterator());
2181 : os << "\n - unicode string: " << Brief(unicode_string());
2182 : os << "\n - granularity: " << GranularityAsString();
2183 : os << "\n";
2184 : }
2185 :
2186 : void JSSegmenter::JSSegmenterPrint(std::ostream& os) { // NOLINT
2187 : JSObjectPrintHeader(os, *this, "JSSegmenter");
2188 : os << "\n - locale: " << Brief(locale());
2189 : os << "\n - granularity: " << GranularityAsString();
2190 : os << "\n - icu break iterator: " << Brief(icu_break_iterator());
2191 : JSObjectPrintBody(os, *this);
2192 : }
2193 : #endif // V8_INTL_SUPPORT
2194 :
2195 : namespace {
2196 : void PrintScopeInfoList(ScopeInfo scope_info, std::ostream& os,
2197 : const char* list_name, int nof_internal_slots,
2198 : int start, int length) {
2199 : if (length <= 0) return;
2200 : int end = start + length;
2201 : os << "\n - " << list_name;
2202 : if (nof_internal_slots > 0) {
2203 : os << " " << start << "-" << end << " [internal slots]";
2204 : }
2205 : os << " {\n";
2206 : for (int i = nof_internal_slots; start < end; ++i, ++start) {
2207 : os << " - " << i << ": ";
2208 : String::cast(scope_info->get(start))->ShortPrint(os);
2209 : os << "\n";
2210 : }
2211 : os << " }";
2212 : }
2213 : } // namespace
2214 :
2215 : void ScopeInfo::ScopeInfoPrint(std::ostream& os) { // NOLINT
2216 : PrintHeader(os, "ScopeInfo");
2217 : if (length() == 0) {
2218 : os << "\n - length = 0\n";
2219 : return;
2220 : }
2221 : int flags = Flags();
2222 :
2223 : os << "\n - parameters: " << ParameterCount();
2224 : os << "\n - context locals : " << ContextLocalCount();
2225 :
2226 : os << "\n - scope type: " << scope_type();
2227 : if (CallsSloppyEval()) os << "\n - sloppy eval";
2228 : os << "\n - language mode: " << language_mode();
2229 : if (is_declaration_scope()) os << "\n - declaration scope";
2230 : if (HasReceiver()) {
2231 : os << "\n - receiver: " << ReceiverVariableField::decode(flags);
2232 : }
2233 : if (HasNewTarget()) os << "\n - needs new target";
2234 : if (HasFunctionName()) {
2235 : os << "\n - function name(" << FunctionVariableField::decode(flags)
2236 : << "): ";
2237 : FunctionName()->ShortPrint(os);
2238 : }
2239 : if (IsAsmModule()) os << "\n - asm module";
2240 : if (HasSimpleParameters()) os << "\n - simple parameters";
2241 : os << "\n - function kind: " << function_kind();
2242 : if (HasOuterScopeInfo()) {
2243 : os << "\n - outer scope info: " << Brief(OuterScopeInfo());
2244 : }
2245 : if (HasFunctionName()) {
2246 : os << "\n - function name: " << Brief(FunctionName());
2247 : }
2248 : if (HasInferredFunctionName()) {
2249 : os << "\n - inferred function name: " << Brief(InferredFunctionName());
2250 : }
2251 :
2252 : if (HasPositionInfo()) {
2253 : os << "\n - start position: " << StartPosition();
2254 : os << "\n - end position: " << EndPosition();
2255 : }
2256 : os << "\n - length: " << length();
2257 : if (length() > 0) {
2258 : PrintScopeInfoList(*this, os, "context slots", Context::MIN_CONTEXT_SLOTS,
2259 : ContextLocalNamesIndex(), ContextLocalCount());
2260 : // TODO(neis): Print module stuff if present.
2261 : }
2262 : os << "\n";
2263 : }
2264 :
2265 : void DebugInfo::DebugInfoPrint(std::ostream& os) { // NOLINT
2266 : PrintHeader(os, "DebugInfo");
2267 : os << "\n - flags: " << flags();
2268 : os << "\n - debugger_hints: " << debugger_hints();
2269 : os << "\n - shared: " << Brief(shared());
2270 : os << "\n - script: " << Brief(script());
2271 : os << "\n - original bytecode array: " << Brief(original_bytecode_array());
2272 : os << "\n - debug bytecode array: " << Brief(debug_bytecode_array());
2273 : os << "\n - break_points: ";
2274 : break_points()->FixedArrayPrint(os);
2275 : os << "\n - coverage_info: " << Brief(coverage_info());
2276 : }
2277 :
2278 : void StackTraceFrame::StackTraceFramePrint(std::ostream& os) { // NOLINT
2279 : PrintHeader(os, "StackTraceFrame");
2280 : os << "\n - frame_index: " << frame_index();
2281 : os << "\n - id: " << id();
2282 : os << "\n - frame_info: " << Brief(frame_info());
2283 : }
2284 :
2285 : void StackFrameInfo::StackFrameInfoPrint(std::ostream& os) { // NOLINT
2286 : PrintHeader(os, "StackFrame");
2287 : os << "\n - line_number: " << line_number();
2288 : os << "\n - column_number: " << column_number();
2289 : os << "\n - script_id: " << script_id();
2290 : os << "\n - script_name: " << Brief(script_name());
2291 : os << "\n - script_name_or_source_url: "
2292 : << Brief(script_name_or_source_url());
2293 : os << "\n - function_name: " << Brief(function_name());
2294 : os << "\n - is_eval: " << (is_eval() ? "true" : "false");
2295 : os << "\n - is_constructor: " << (is_constructor() ? "true" : "false");
2296 : os << "\n";
2297 : }
2298 :
2299 : static void PrintBitMask(std::ostream& os, uint32_t value) { // NOLINT
2300 : for (int i = 0; i < 32; i++) {
2301 : if ((i & 7) == 0) os << " ";
2302 : os << (((value & 1) == 0) ? "_" : "x");
2303 : value >>= 1;
2304 : }
2305 : }
2306 :
2307 : void LayoutDescriptor::Print() {
2308 : StdoutStream os;
2309 : this->Print(os);
2310 : os << std::flush;
2311 : }
2312 :
2313 : void LayoutDescriptor::ShortPrint(std::ostream& os) {
2314 : if (IsSmi()) {
2315 : // Print tagged value for easy use with "jld" gdb macro.
2316 : os << reinterpret_cast<void*>(ptr());
2317 : } else {
2318 : os << Brief(*this);
2319 : }
2320 : }
2321 :
2322 : void LayoutDescriptor::Print(std::ostream& os) { // NOLINT
2323 : os << "Layout descriptor: ";
2324 : if (IsFastPointerLayout()) {
2325 : os << "<all tagged>";
2326 : } else if (IsSmi()) {
2327 : os << "fast";
2328 : PrintBitMask(os, static_cast<uint32_t>(Smi::ToInt(*this)));
2329 : } else if (IsOddball() && IsUninitialized()) {
2330 : os << "<uninitialized>";
2331 : } else {
2332 : os << "slow";
2333 : int num_words = number_of_layout_words();
2334 : for (int i = 0; i < num_words; i++) {
2335 : if (i > 0) os << " |";
2336 : PrintBitMask(os, get_layout_word(i));
2337 : }
2338 : }
2339 : os << "\n";
2340 : }
2341 :
2342 : void PreparseData::PreparseDataPrint(std::ostream& os) { // NOLINT
2343 : PrintHeader(os, "PreparseData");
2344 : os << "\n - data_length: " << data_length();
2345 : os << "\n - children_length: " << children_length();
2346 : if (data_length() > 0) {
2347 : os << "\n - data-start: " << (address() + kDataStartOffset);
2348 : }
2349 : if (children_length() > 0) {
2350 : os << "\n - children-start: " << inner_start_offset();
2351 : }
2352 : for (int i = 0; i < children_length(); ++i) {
2353 : os << "\n - [" << i << "]: " << Brief(get_child(i));
2354 : }
2355 : os << "\n";
2356 : }
2357 :
2358 : void UncompiledDataWithoutPreparseData::UncompiledDataWithoutPreparseDataPrint(
2359 : std::ostream& os) { // NOLINT
2360 : PrintHeader(os, "UncompiledDataWithoutPreparseData");
2361 : os << "\n - start position: " << start_position();
2362 : os << "\n - end position: " << end_position();
2363 : os << "\n";
2364 : }
2365 :
2366 : void UncompiledDataWithPreparseData::UncompiledDataWithPreparseDataPrint(
2367 : std::ostream& os) { // NOLINT
2368 : PrintHeader(os, "UncompiledDataWithPreparseData");
2369 : os << "\n - start position: " << start_position();
2370 : os << "\n - end position: " << end_position();
2371 : os << "\n - preparse_data: " << Brief(preparse_data());
2372 : os << "\n";
2373 : }
2374 :
2375 : void InterpreterData::InterpreterDataPrint(std::ostream& os) { // NOLINT
2376 : PrintHeader(os, "InterpreterData");
2377 : os << "\n - bytecode_array: " << Brief(bytecode_array());
2378 : os << "\n - interpreter_trampoline: " << Brief(interpreter_trampoline());
2379 : os << "\n";
2380 : }
2381 :
2382 : void MaybeObject::Print() {
2383 : StdoutStream os;
2384 : this->Print(os);
2385 : os << std::flush;
2386 : }
2387 :
2388 : void MaybeObject::Print(std::ostream& os) {
2389 : Smi smi;
2390 : HeapObject heap_object;
2391 : if (ToSmi(&smi)) {
2392 : smi->SmiPrint(os);
2393 : } else if (IsCleared()) {
2394 : os << "[cleared]";
2395 : } else if (GetHeapObjectIfWeak(&heap_object)) {
2396 : os << "[weak] ";
2397 : heap_object->HeapObjectPrint(os);
2398 : } else if (GetHeapObjectIfStrong(&heap_object)) {
2399 : heap_object->HeapObjectPrint(os);
2400 : } else {
2401 : UNREACHABLE();
2402 : }
2403 : }
2404 :
2405 : #endif // OBJECT_PRINT
2406 :
2407 208 : void HeapNumber::HeapNumberPrint(std::ostream& os) { os << value(); }
2408 :
2409 0 : void MutableHeapNumber::MutableHeapNumberPrint(std::ostream& os) {
2410 : os << value();
2411 0 : }
2412 :
2413 : // TODO(cbruni): remove once the new maptracer is in place.
2414 0 : void Name::NameShortPrint() {
2415 0 : if (this->IsString()) {
2416 0 : PrintF("%s", String::cast(*this)->ToCString().get());
2417 : } else {
2418 : DCHECK(this->IsSymbol());
2419 0 : Symbol s = Symbol::cast(*this);
2420 0 : if (s->name()->IsUndefined()) {
2421 0 : PrintF("#<%s>", s->PrivateSymbolToName());
2422 : } else {
2423 0 : PrintF("<%s>", String::cast(s->name())->ToCString().get());
2424 : }
2425 : }
2426 0 : }
2427 :
2428 : // TODO(cbruni): remove once the new maptracer is in place.
2429 0 : int Name::NameShortPrint(Vector<char> str) {
2430 0 : if (this->IsString()) {
2431 0 : return SNPrintF(str, "%s", String::cast(*this)->ToCString().get());
2432 : } else {
2433 : DCHECK(this->IsSymbol());
2434 0 : Symbol s = Symbol::cast(*this);
2435 0 : if (s->name()->IsUndefined()) {
2436 0 : return SNPrintF(str, "#<%s>", s->PrivateSymbolToName());
2437 : } else {
2438 0 : return SNPrintF(str, "<%s>", String::cast(s->name())->ToCString().get());
2439 : }
2440 : }
2441 : }
2442 :
2443 15772 : void Map::PrintMapDetails(std::ostream& os) {
2444 : DisallowHeapAllocation no_gc;
2445 15772 : this->MapPrint(os);
2446 15772 : instance_descriptors()->PrintDescriptors(os);
2447 15772 : }
2448 :
2449 15772 : void Map::MapPrint(std::ostream& os) { // NOLINT
2450 : #ifdef OBJECT_PRINT
2451 : PrintHeader(os, "Map");
2452 : #else
2453 15772 : os << "Map=" << reinterpret_cast<void*>(ptr());
2454 : #endif
2455 31544 : os << "\n - type: " << instance_type();
2456 15772 : os << "\n - instance size: ";
2457 15772 : if (instance_size() == kVariableSizeSentinel) {
2458 1037 : os << "variable";
2459 : } else {
2460 14735 : os << instance_size();
2461 : }
2462 15772 : if (IsJSObjectMap()) {
2463 26226 : os << "\n - inobject properties: " << GetInObjectProperties();
2464 : }
2465 31544 : os << "\n - elements kind: " << ElementsKindToString(elements_kind());
2466 31544 : os << "\n - unused property fields: " << UnusedPropertyFields();
2467 15772 : os << "\n - enum length: ";
2468 15772 : if (EnumLength() == kInvalidEnumCacheSentinel) {
2469 15772 : os << "invalid";
2470 : } else {
2471 0 : os << EnumLength();
2472 : }
2473 15772 : if (is_deprecated()) os << "\n - deprecated_map";
2474 15772 : if (is_stable()) os << "\n - stable_map";
2475 15772 : if (is_migration_target()) os << "\n - migration_target";
2476 15772 : if (is_dictionary_map()) os << "\n - dictionary_map";
2477 15772 : if (has_hidden_prototype()) os << "\n - has_hidden_prototype";
2478 15772 : if (has_named_interceptor()) os << "\n - named_interceptor";
2479 15772 : if (has_indexed_interceptor()) os << "\n - indexed_interceptor";
2480 15772 : if (may_have_interesting_symbols()) os << "\n - may_have_interesting_symbols";
2481 15772 : if (is_undetectable()) os << "\n - undetectable";
2482 15772 : if (is_callable()) os << "\n - callable";
2483 15772 : if (is_constructor()) os << "\n - constructor";
2484 15772 : if (has_prototype_slot()) {
2485 2191 : os << "\n - has_prototype_slot";
2486 2191 : if (has_non_instance_prototype()) os << " (non-instance prototype)";
2487 : }
2488 15772 : if (is_access_check_needed()) os << "\n - access_check_needed";
2489 15772 : if (!is_extensible()) os << "\n - non-extensible";
2490 15772 : if (is_prototype_map()) {
2491 4281 : os << "\n - prototype_map";
2492 8562 : os << "\n - prototype info: " << Brief(prototype_info());
2493 : } else {
2494 22982 : os << "\n - back pointer: " << Brief(GetBackPointer());
2495 : }
2496 31544 : os << "\n - prototype_validity cell: " << Brief(prototype_validity_cell());
2497 31544 : os << "\n - instance descriptors " << (owns_descriptors() ? "(own) " : "")
2498 15772 : << "#" << NumberOfOwnDescriptors() << ": "
2499 31544 : << Brief(instance_descriptors());
2500 : if (FLAG_unbox_double_fields) {
2501 15772 : os << "\n - layout descriptor: ";
2502 15772 : layout_descriptor()->ShortPrint(os);
2503 : }
2504 :
2505 : Isolate* isolate;
2506 : // Read-only maps can't have transitions, which is fortunate because we need
2507 : // the isolate to iterate over the transitions.
2508 15772 : if (GetIsolateFromWritableObject(*this, &isolate)) {
2509 : DisallowHeapAllocation no_gc;
2510 : TransitionsAccessor transitions(isolate, *this, &no_gc);
2511 13188 : int nof_transitions = transitions.NumberOfTransitions();
2512 13188 : if (nof_transitions > 0) {
2513 125 : os << "\n - transitions #" << nof_transitions << ": ";
2514 125 : HeapObject heap_object;
2515 125 : Smi smi;
2516 125 : if (raw_transitions()->ToSmi(&smi)) {
2517 0 : os << Brief(smi);
2518 125 : } else if (raw_transitions()->GetHeapObject(&heap_object)) {
2519 125 : os << Brief(heap_object);
2520 : }
2521 : #ifdef OBJECT_PRINT
2522 : transitions.PrintTransitions(os);
2523 : #endif // OBJECT_PRINT
2524 : }
2525 : }
2526 31544 : os << "\n - prototype: " << Brief(prototype());
2527 31544 : os << "\n - constructor: " << Brief(GetConstructor());
2528 31544 : os << "\n - dependent code: " << Brief(dependent_code());
2529 15772 : os << "\n - construction counter: " << construction_counter();
2530 15772 : os << "\n";
2531 15772 : }
2532 :
2533 15772 : void DescriptorArray::PrintDescriptors(std::ostream& os) {
2534 101682 : for (int i = 0; i < number_of_descriptors(); i++) {
2535 42955 : Name key = GetKey(i);
2536 42955 : os << "\n [" << i << "]: ";
2537 : #ifdef OBJECT_PRINT
2538 : key->NamePrint(os);
2539 : #else
2540 42955 : key->ShortPrint(os);
2541 : #endif
2542 42955 : os << " ";
2543 42955 : PrintDescriptorDetails(os, i, PropertyDetails::kPrintFull);
2544 : }
2545 15772 : os << "\n";
2546 15772 : }
2547 :
2548 42955 : void DescriptorArray::PrintDescriptorDetails(std::ostream& os, int descriptor,
2549 : PropertyDetails::PrintMode mode) {
2550 42955 : PropertyDetails details = GetDetails(descriptor);
2551 42955 : details.PrintAsFastTo(os, mode);
2552 42955 : os << " @ ";
2553 42955 : switch (details.location()) {
2554 : case kField: {
2555 32105 : FieldType field_type = GetFieldType(descriptor);
2556 32105 : field_type->PrintTo(os);
2557 : break;
2558 : }
2559 : case kDescriptor:
2560 : Object value = GetStrongValue(descriptor);
2561 10850 : os << Brief(value);
2562 10850 : if (value->IsAccessorPair()) {
2563 : AccessorPair pair = AccessorPair::cast(value);
2564 9852 : os << "(get: " << Brief(pair->getter())
2565 9852 : << ", set: " << Brief(pair->setter()) << ")";
2566 : }
2567 : break;
2568 : }
2569 42955 : }
2570 :
2571 : #if defined(DEBUG) || defined(OBJECT_PRINT)
2572 : // This method is only meant to be called from gdb for debugging purposes.
2573 : // Since the string can also be in two-byte encoding, non-Latin1 characters
2574 : // will be ignored in the output.
2575 : char* String::ToAsciiArray() {
2576 : // Static so that subsequent calls frees previously allocated space.
2577 : // This also means that previous results will be overwritten.
2578 : static char* buffer = nullptr;
2579 : if (buffer != nullptr) delete[] buffer;
2580 : buffer = new char[length() + 1];
2581 : WriteToFlat(*this, reinterpret_cast<uint8_t*>(buffer), 0, length());
2582 : buffer[length()] = 0;
2583 : return buffer;
2584 : }
2585 :
2586 : // static
2587 : void TransitionsAccessor::PrintOneTransition(std::ostream& os, Name key,
2588 : Map target) {
2589 : os << "\n ";
2590 : #ifdef OBJECT_PRINT
2591 : key->NamePrint(os);
2592 : #else
2593 : key->ShortPrint(os);
2594 : #endif
2595 : os << ": ";
2596 : ReadOnlyRoots roots = key->GetReadOnlyRoots();
2597 : if (key == roots.nonextensible_symbol()) {
2598 : os << "(transition to non-extensible)";
2599 : } else if (key == roots.sealed_symbol()) {
2600 : os << "(transition to sealed)";
2601 : } else if (key == roots.frozen_symbol()) {
2602 : os << "(transition to frozen)";
2603 : } else if (key == roots.elements_transition_symbol()) {
2604 : os << "(transition to " << ElementsKindToString(target->elements_kind())
2605 : << ")";
2606 : } else if (key == roots.strict_function_transition_symbol()) {
2607 : os << " (transition to strict function)";
2608 : } else {
2609 : DCHECK(!IsSpecialTransition(roots, key));
2610 : os << "(transition to ";
2611 : int descriptor = target->LastAdded();
2612 : DescriptorArray descriptors = target->instance_descriptors();
2613 : descriptors->PrintDescriptorDetails(os, descriptor,
2614 : PropertyDetails::kForTransitions);
2615 : os << ")";
2616 : }
2617 : os << " -> " << Brief(target);
2618 : }
2619 :
2620 : void TransitionArray::PrintInternal(std::ostream& os) {
2621 : int num_transitions = number_of_transitions();
2622 : os << "Transition array #" << num_transitions << ":";
2623 : for (int i = 0; i < num_transitions; i++) {
2624 : Name key = GetKey(i);
2625 : Map target = GetTarget(i);
2626 : TransitionsAccessor::PrintOneTransition(os, key, target);
2627 : }
2628 : os << "\n" << std::flush;
2629 : }
2630 :
2631 : void TransitionsAccessor::PrintTransitions(std::ostream& os) { // NOLINT
2632 : switch (encoding()) {
2633 : case kPrototypeInfo:
2634 : case kUninitialized:
2635 : case kMigrationTarget:
2636 : return;
2637 : case kWeakRef: {
2638 : Map target = Map::cast(raw_transitions_->GetHeapObjectAssumeWeak());
2639 : Name key = GetSimpleTransitionKey(target);
2640 : PrintOneTransition(os, key, target);
2641 : break;
2642 : }
2643 : case kFullTransitionArray:
2644 : return transitions()->PrintInternal(os);
2645 : }
2646 : }
2647 :
2648 : void TransitionsAccessor::PrintTransitionTree() {
2649 : StdoutStream os;
2650 : os << "map= " << Brief(map_);
2651 : DisallowHeapAllocation no_gc;
2652 : PrintTransitionTree(os, 0, &no_gc);
2653 : os << "\n" << std::flush;
2654 : }
2655 :
2656 : void TransitionsAccessor::PrintTransitionTree(std::ostream& os, int level,
2657 : DisallowHeapAllocation* no_gc) {
2658 : ReadOnlyRoots roots = ReadOnlyRoots(isolate_);
2659 : int num_transitions = NumberOfTransitions();
2660 : if (num_transitions == 0) return;
2661 : for (int i = 0; i < num_transitions; i++) {
2662 : Name key = GetKey(i);
2663 : Map target = GetTarget(i);
2664 : os << std::endl
2665 : << " " << level << "/" << i << ":" << std::setw(level * 2 + 2) << " ";
2666 : std::stringstream ss;
2667 : ss << Brief(target);
2668 : os << std::left << std::setw(50) << ss.str() << ": ";
2669 :
2670 : if (key == roots.nonextensible_symbol()) {
2671 : os << "to non-extensible";
2672 : } else if (key == roots.sealed_symbol()) {
2673 : os << "to sealed ";
2674 : } else if (key == roots.frozen_symbol()) {
2675 : os << "to frozen";
2676 : } else if (key == roots.elements_transition_symbol()) {
2677 : os << "to " << ElementsKindToString(target->elements_kind());
2678 : } else if (key == roots.strict_function_transition_symbol()) {
2679 : os << "to strict function";
2680 : } else {
2681 : #ifdef OBJECT_PRINT
2682 : key->NamePrint(os);
2683 : #else
2684 : key->ShortPrint(os);
2685 : #endif
2686 : os << " ";
2687 : DCHECK(!IsSpecialTransition(ReadOnlyRoots(isolate_), key));
2688 : os << "to ";
2689 : int descriptor = target->LastAdded();
2690 : DescriptorArray descriptors = target->instance_descriptors();
2691 : descriptors->PrintDescriptorDetails(os, descriptor,
2692 : PropertyDetails::kForTransitions);
2693 : }
2694 : TransitionsAccessor transitions(isolate_, target, no_gc);
2695 : transitions.PrintTransitionTree(os, level + 1, no_gc);
2696 : }
2697 : }
2698 :
2699 : void JSObject::PrintTransitions(std::ostream& os) { // NOLINT
2700 : DisallowHeapAllocation no_gc;
2701 : TransitionsAccessor ta(GetIsolate(), map(), &no_gc);
2702 : if (ta.NumberOfTransitions() == 0) return;
2703 : os << "\n - transitions";
2704 : ta.PrintTransitions(os);
2705 : }
2706 :
2707 : #endif // defined(DEBUG) || defined(OBJECT_PRINT)
2708 : } // namespace internal
2709 : } // namespace v8
2710 :
2711 : namespace {
2712 :
2713 : inline i::Object GetObjectFromRaw(void* object) {
2714 0 : i::Address object_ptr = reinterpret_cast<i::Address>(object);
2715 : #ifdef V8_COMPRESS_POINTERS
2716 : if (RoundDown<i::kPtrComprIsolateRootAlignment>(object_ptr) ==
2717 : i::kNullAddress) {
2718 : // Try to decompress pointer.
2719 : i::Isolate* isolate = i::Isolate::Current();
2720 : object_ptr = i::DecompressTaggedAny(isolate->isolate_root(),
2721 : static_cast<i::Tagged_t>(object_ptr));
2722 : }
2723 : #endif
2724 : return i::Object(object_ptr);
2725 : }
2726 :
2727 : } // namespace
2728 :
2729 : //
2730 : // The following functions are used by our gdb macros.
2731 : //
2732 0 : V8_EXPORT_PRIVATE extern i::Object _v8_internal_Get_Object(void* object) {
2733 0 : return GetObjectFromRaw(object);
2734 : }
2735 :
2736 0 : V8_EXPORT_PRIVATE extern void _v8_internal_Print_Object(void* object) {
2737 0 : GetObjectFromRaw(object)->Print();
2738 0 : }
2739 :
2740 0 : V8_EXPORT_PRIVATE extern void _v8_internal_Print_Code(void* object) {
2741 0 : i::Address address = reinterpret_cast<i::Address>(object);
2742 : i::Isolate* isolate = i::Isolate::Current();
2743 :
2744 : i::wasm::WasmCode* wasm_code =
2745 0 : isolate->wasm_engine()->code_manager()->LookupCode(address);
2746 0 : if (wasm_code) {
2747 0 : i::StdoutStream os;
2748 0 : wasm_code->Disassemble(nullptr, os, address);
2749 : return;
2750 : }
2751 :
2752 0 : if (!isolate->heap()->InSpaceSlow(address, i::CODE_SPACE) &&
2753 0 : !isolate->heap()->InSpaceSlow(address, i::LO_SPACE) &&
2754 0 : !i::InstructionStream::PcIsOffHeap(isolate, address)) {
2755 : i::PrintF(
2756 : "%p is not within the current isolate's large object, code or embedded "
2757 : "spaces\n",
2758 0 : object);
2759 0 : return;
2760 : }
2761 :
2762 0 : i::Code code = isolate->FindCodeObject(address);
2763 0 : if (!code->IsCode()) {
2764 0 : i::PrintF("No code object found containing %p\n", object);
2765 0 : return;
2766 : }
2767 : #ifdef ENABLE_DISASSEMBLER
2768 : i::StdoutStream os;
2769 : code->Disassemble(nullptr, os, address);
2770 : #else // ENABLE_DISASSEMBLER
2771 : code->Print();
2772 : #endif // ENABLE_DISASSEMBLER
2773 : }
2774 :
2775 0 : V8_EXPORT_PRIVATE extern void _v8_internal_Print_LayoutDescriptor(
2776 : void* object) {
2777 : i::Object o(GetObjectFromRaw(object));
2778 0 : if (!o->IsLayoutDescriptor()) {
2779 : printf("Please provide a layout descriptor\n");
2780 : } else {
2781 0 : i::LayoutDescriptor::cast(o)->Print();
2782 : }
2783 0 : }
2784 :
2785 0 : V8_EXPORT_PRIVATE extern void _v8_internal_Print_StackTrace() {
2786 : i::Isolate* isolate = i::Isolate::Current();
2787 0 : isolate->PrintStack(stdout);
2788 0 : }
2789 :
2790 0 : V8_EXPORT_PRIVATE extern void _v8_internal_Print_TransitionTree(void* object) {
2791 : i::Object o(GetObjectFromRaw(object));
2792 0 : if (!o->IsMap()) {
2793 : printf("Please provide a valid Map\n");
2794 : } else {
2795 : #if defined(DEBUG) || defined(OBJECT_PRINT)
2796 : i::DisallowHeapAllocation no_gc;
2797 : i::Map map = i::Map::unchecked_cast(o);
2798 : i::TransitionsAccessor transitions(i::Isolate::Current(), map, &no_gc);
2799 : transitions.PrintTransitionTree();
2800 : #endif
2801 : }
2802 122036 : }
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