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qv4runtime.cpp #2

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39 -

40 #include "qv4global_p.h" -

41 #include "qv4engine_p.h" -

42 #include "qv4runtime_p.h" -

43 #ifndef V4_BOOTSTRAP -

44 #include "qv4object_p.h" -

45 #include "qv4objectproto_p.h" -

46 #include "qv4globalobject_p.h" -

47 #include "qv4stringobject_p.h" -

48 #include "qv4argumentsobject_p.h" -

49 #include "qv4objectiterator_p.h" -

50 #include "qv4dateobject_p.h" -

51 #include "qv4lookup_p.h" -

52 #include "qv4function_p.h" -

53 #include "qv4numberobject_p.h" -

54 #include "qv4regexp_p.h" -

55 #include "qv4regexpobject_p.h" -

56 #include "private/qlocale_tools_p.h" -

57 #include "qv4scopedvalue_p.h" -

58 #include "qv4jscall_p.h" -

59 #include <private/qv4qmlcontext_p.h> -

60 #include <private/qqmltypewrapper_p.h> -

61 #include <private/qqmlengine_p.h> -

62 #include <private/qqmljavascriptexpression_p.h> -

63 #include "qv4qobjectwrapper_p.h" -

64 #include "qv4symbol_p.h" -

65 #include "qv4generatorobject_p.h" -

66 #include <private/qv8engine_p.h> -

67 #endif -

68 -

69 #include <QtCore/QDebug> -

70 #include <cassert> -

71 #include <cstdio> -

72 #include <stdlib.h> -

73 -

74 #include <wtf/MathExtras.h> -

75 -

76 #ifdef QV4_COUNT_RUNTIME_FUNCTIONS -

77 # include <QtCore/QBuffer> -

78 # include <QtCore/QDebug> -

79 #endif // QV4_COUNT_RUNTIME_FUNCTIONS -

80 -

81 QT_BEGIN_NAMESPACE -

82 -

83 namespace QV4 { -

84 -

85 #ifdef QV4_COUNT_RUNTIME_FUNCTIONS -

86 struct RuntimeCounters::Data { -

87 enum Type { -

88 None = 0, -

89 Undefined = 1, -

90 Null = 2, -

91 Boolean = 3, -

92 Integer = 4, -

93 Managed = 5, -

94 Double = 7 -

95 }; -

96 -

97 static const char *pretty(Type t) { -

98 switch (t) { -

99 case None: return ""; -

100 case Undefined: return "Undefined"; -

101 case Null: return "Null"; -

102 case Boolean: return "Boolean"; -

103 case Integer: return "Integer"; -

104 case Managed: return "Managed"; -

105 case Double: return "Double"; -

106 default: return "Unknown"; -

107 } -

108 } -

109 -

110 static unsigned mangle(unsigned tag) { -

111 switch (tag) { -

112 case Value::Undefined_Type: return Undefined; -

113 case Value::Null_Type: return Null; -

114 case Value::Boolean_Type: return Boolean; -

115 case Value::Integer_Type: return Integer; -

116 case Value::Managed_Type: return Managed; -

117 default: return Double; -

118 } -

119 } -

120 -

121 static unsigned mangle(unsigned tag1, unsigned tag2) { -

122 return (mangle(tag1) << 3) | mangle(tag2); -

123 } -

124 -

125 static void unmangle(unsigned signature, Type &tag1, Type &tag2) { -

126 tag1 = Type((signature >> 3) & 7); -

127 tag2 = Type(signature & 7); -

128 } -

129 -

130 typedef QVector<quint64> Counters; -

131 QHash<const char *, Counters> counters; -

132 -

133 inline void count(const char *func) { -

134 QVector<quint64> &cnt = counters[func]; -

135 if (cnt.isEmpty()) -

136 cnt.resize(64); -

137 cnt[0] += 1; -

138 } -

139 -

140 inline void count(const char *func, unsigned tag) { -

141 QVector<quint64> &cnt = counters[func]; -

142 if (cnt.isEmpty()) -

143 cnt.resize(64); -

144 cnt[mangle(tag)] += 1; -

145 } -

146 -

147 inline void count(const char *func, unsigned tag1, unsigned tag2) { -

148 QVector<quint64> &cnt = counters[func]; -

149 if (cnt.isEmpty()) -

150 cnt.resize(64); -

151 cnt[mangle(tag1, tag2)] += 1; -

152 } -

153 -

154 struct Line { -

155 const char *func; -

156 Type tag1, tag2; -

157 quint64 count; -

158 -

159 static bool less(const Line &line1, const Line &line2) { -

160 return line1.count > line2.count; -

161 } -

162 }; -

163 -

164 void dump() const { -

165 QBuffer buf; -

166 buf.open(QIODevice::WriteOnly); -

167 QTextStream outs(&buf); -

168 QList<Line> lines; -

169 for (auto it = counters.cbegin(), end = counters.cend(); it != end; ++it) { -

170 const Counters &fCount = it.value(); -

171 for (int i = 0, ei = fCount.size(); i != ei; ++i) { -

172 quint64 count = fCount[i]; -

173 if (!count) -

174 continue; -

175 Line line; -

176 line.func = it.key(); -

177 unmangle(i, line.tag1, line.tag2); -

178 line.count = count; -

179 lines.append(line); -

180 } -

181 } -

182 std::sort(lines.begin(), lines.end(), Line::less); -

183 outs << lines.size() << " counters:" << endl; -

184 for (const Line &line : qAsConst(lines)) -

185 outs << qSetFieldWidth(10) << line.count << qSetFieldWidth(0) -

186 << " | " << line.func -

187 << " | " << pretty(line.tag1) -

188 << " | " << pretty(line.tag2) -

189 << endl; -

190 qDebug("%s", buf.data().constData()); -

191 } -

192 }; -

193 -

194 RuntimeCounters *RuntimeCounters::instance = 0; -

195 static RuntimeCounters runtimeCountersInstance; -

196 RuntimeCounters::RuntimeCounters() -

197 : d(new Data) -

198 { -

199 if (!instance) -

200 instance = this; -

201 } -

202 -

203 RuntimeCounters::~RuntimeCounters() -

204 { -

205 d->dump(); -

206 delete d; -

207 } -

208 -

209 void RuntimeCounters::count(const char *func) -

210 { -

211 d->count(func); -

212 } -

213 -

214 void RuntimeCounters::count(const char *func, uint tag) -

215 { -

216 d->count(func, tag); -

217 } -

218 -

219 void RuntimeCounters::count(const char *func, uint tag1, uint tag2) -

220 { -

221 d->count(func, tag1, tag2); -

222 } -

223 -

224 #endif // QV4_COUNT_RUNTIME_FUNCTIONS -

225 -

226 #ifndef V4_BOOTSTRAP -

227 -

228 Runtime::Runtime() -

229 { -

230 #define INIT_METHOD(returnvalue, name, args) runtimeMethods[name] = reinterpret_cast<void*>(&method_##name); -

231 FOR_EACH_RUNTIME_METHOD(INIT_METHOD) -

232 #undef INIT_METHOD -

233 } -

234 -

235 void RuntimeHelpers::numberToString(QString *result, double num, int radix) -

236 { -

237 Q_ASSERT(result); -

238 -

239 if (std::isnan(num)) { -

240 *result = QStringLiteral("NaN"); -

241 return; -

242 } else if (qt_is_inf(num)) { -

243 *result = num < 0 ? QStringLiteral("-Infinity") : QStringLiteral("Infinity"); -

244 return; -

245 } -

246 -

247 if (radix == 10) { -

248 // We cannot use our usual locale->toString(...) here, because EcmaScript has special rules -

249 // about the longest permissible number, depending on if it's <0 or >0. -

250 const int ecma_shortest_low = -6; -

251 const int ecma_shortest_high = 21; -

252 -

253 const QLatin1Char zero('0'); -

254 const QLatin1Char dot('.'); -

255 -

256 int decpt = 0; -

257 int sign = 0; -

258 *result = qdtoa(num, &decpt, &sign); -

259 -

260 if (decpt <= ecma_shortest_low || decpt > ecma_shortest_high) { -

261 if (result->length() > 1) -

262 result->insert(1, dot); -

263 result->append(QLatin1Char('e')); -

264 if (decpt > 0) -

265 result->append(QLatin1Char('+')); -

266 result->append(QString::number(decpt - 1)); -

267 } else if (decpt <= 0) { -

268 result->prepend(QLatin1String("0.") + QString(-decpt, zero)); -

269 } else if (decpt < result->length()) { -

270 result->insert(decpt, dot); -

271 } else { -

272 result->append(QString(decpt - result->length(), zero)); -

273 } -

274 -

275 if (sign && num) -

276 result->prepend(QLatin1Char('-')); -

277 -

278 return; -

279 } -

280 -

281 result->clear(); -

282 bool negative = false; -

283 -

284 if (num < 0) { -

285 negative = true; -

286 num = -num; -

287 } -

288 -

289 double frac = num - ::floor(num); -

290 num = Primitive::toInteger(num); -

291 -

292 do { -

293 char c = (char)::fmod(num, radix); -

294 c = (c < 10) ? (c + '0') : (c - 10 + 'a'); -

295 result->prepend(QLatin1Char(c)); -

296 num = ::floor(num / radix); -

297 } while (num != 0); -

298 -

299 if (frac != 0) { -

300 result->append(QLatin1Char('.')); -

301 do { -

302 frac = frac * radix; -

303 char c = (char)::floor(frac); -

304 c = (c < 10) ? (c + '0') : (c - 10 + 'a'); -

305 result->append(QLatin1Char(c)); -

306 frac = frac - ::floor(frac); -

307 } while (frac != 0); -

308 } -

309 -

310 if (negative) -

311 result->prepend(QLatin1Char('-')); -

312 } -

313 -

314 ReturnedValue Runtime::method_closure(ExecutionEngine *engine, int functionId) -

315 { -

316 QV4::Function *clos = static_cast<CompiledData::CompilationUnit*>(engine->currentStackFrame->v4Function->compilationUnit)->runtimeFunctions[functionId]; -

317 Q_ASSERT(clos); -

318 ExecutionContext *current = static_cast<ExecutionContext *>(&engine->currentStackFrame->jsFrame->context); -

319 if (clos->isGenerator()) -

320 return GeneratorFunction::create(current, clos)->asReturnedValue(); -

321 return FunctionObject::createScriptFunction(current, clos)->asReturnedValue(); -

322 } -

323 -

324 bool Runtime::method_deleteProperty(ExecutionEngine *engine, const Value &base, const Value &index) -

325 { -

326 Scope scope(engine); -

327 ScopedObject o(scope, base.toObject(engine)); -

328 if (scope.engine->hasException) -

329 return Encode::undefined(); -

330 Q_ASSERT(o); -

331 -

332 ScopedPropertyKey key(scope, index.toPropertyKey(engine)); -

333 if (engine->hasException) -

334 return false; -

335 return o->deleteProperty(key); -

336 } -

337 -

338 bool Runtime::method_deleteName(ExecutionEngine *engine, int nameIndex) -

339 { -

340 Scope scope(engine); -

341 ScopedString name(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]); -

342 return static_cast<ExecutionContext &>(engine->currentStackFrame->jsFrame->context).deleteProperty(name); -

343 } -

344 -

345 QV4::ReturnedValue Runtime::method_instanceof(ExecutionEngine *engine, const Value &lval, const Value &rval) -

346 { -

347 // 11.8.6, 5: rval must be an Object -

348 const Object *rhs = rval.as<Object>(); -

349 if (!rhs) -

350 return engine->throwTypeError(); -

351 -

352 Scope scope(engine); -

353 ScopedValue hasInstance(scope, rhs->get(engine->symbol_hasInstance())); -

354 if (hasInstance->isUndefined()) -

355 return rhs->instanceOf(lval); -

356 FunctionObject *f = hasInstance->as<FunctionObject>(); -

357 if (!f) -

358 return engine->throwTypeError(); -

359 -

360 ScopedValue result(scope, f->call(&rval, &lval, 1)); -

361 return Encode(result->toBoolean()); -

362 } -

363 -

364 QV4::ReturnedValue Runtime::method_in(ExecutionEngine *engine, const Value &left, const Value &right) -

365 { -

366 Object *ro = right.objectValue(); -

367 if (!ro) -

368 return engine->throwTypeError(); -

369 Scope scope(engine); -

370 ScopedPropertyKey s(scope, left.toPropertyKey(engine)); -

371 if (scope.hasException()) -

372 return Encode::undefined(); -

373 bool r = ro->hasProperty(s); -

374 return Encode(r); -

375 } -

376 -

377 double RuntimeHelpers::stringToNumber(const QString &string) -

378 { -

379 const QStringRef s = QStringRef(&string).trimmed(); -

380 if (s.startsWith(QLatin1String("0x")) || s.startsWith(QLatin1String("0X"))) -

381 return s.toLong(nullptr, 16); -

382 bool ok; -

383 QByteArray ba = s.toLatin1(); -

384 const char *begin = ba.constData(); -

385 const char *end = nullptr; -

386 double d = qstrtod(begin, &end, &ok); -

387 if (end - begin != ba.size()) { -

388 if (ba == "Infinity" || ba == "+Infinity") -

389 d = Q_INFINITY; -

390 else if (ba == "-Infinity") -

391 d = -Q_INFINITY; -

392 else -

393 d = std::numeric_limits<double>::quiet_NaN(); -

394 } -

395 return d; -

396 } -

397 -

398 Heap::String *RuntimeHelpers::stringFromNumber(ExecutionEngine *engine, double number) -

399 { -

400 QString qstr; -

401 RuntimeHelpers::numberToString(&qstr, number, 10); -

402 return engine->newString(qstr); -

403 } -

404 -

405 ReturnedValue RuntimeHelpers::objectDefaultValue(const Object *object, int typeHint) -

406 { -

407 ExecutionEngine *engine = object->internalClass()->engine; -

408 if (engine->hasException) -

409 return Encode::undefined(); -

410 -

411 String *hint; -

412 switch (typeHint) { -

413 case STRING_HINT: -

414 hint = engine->id_string(); -

415 break; -

416 case NUMBER_HINT: -

417 hint = engine->id_number(); -

418 break; -

419 default: -

420 hint = engine->id_default(); -

421 break; -

422 } -

423 -

424 Scope scope(engine); -

425 ScopedFunctionObject toPrimitive(scope, object->get(engine->symbol_toPrimitive())); -

426 if (engine->hasException) -

427 return Encode::undefined(); -

428 if (toPrimitive) { -

429 ScopedValue result(scope, toPrimitive->call(object, hint, 1)); -

430 if (engine->hasException) -

431 return Encode::undefined(); -

432 if (!result->isPrimitive()) -

433 return engine->throwTypeError(); -

434 return result->asReturnedValue(); -

435 } -

436 -

437 if (hint == engine->id_default()) -

438 hint = engine->id_number(); -

439 return ordinaryToPrimitive(engine, object, hint); -

440 } -

441 -

442 -

443 ReturnedValue RuntimeHelpers::ordinaryToPrimitive(ExecutionEngine *engine, const Object *object, String *typeHint) -

444 { -

445 Q_ASSERT(!engine->hasException); -

446 -

447 String *meth1 = engine->id_toString(); -

448 String *meth2 = engine->id_valueOf(); -

449 -

450 if (typeHint->propertyKey() == engine->id_number()->propertyKey()) { -

451 qSwap(meth1, meth2); -

452 } else { -

453 Q_ASSERT(typeHint->propertyKey() == engine->id_string()->propertyKey()); -

454 } -

455 -

456 Scope scope(engine); -

457 ScopedValue result(scope); -

458 -

459 ScopedValue conv(scope, object->get(meth1)); -

460 if (FunctionObject *o = conv->as<FunctionObject>()) { -

461 result = o->call(object, nullptr, 0); -

462 if (result->isPrimitive()) -

463 return result->asReturnedValue(); -

464 } -

465 -

466 if (engine->hasException) -

467 return Encode::undefined(); -

468 -

469 conv = object->get(meth2); -

470 if (FunctionObject *o = conv->as<FunctionObject>()) { -

471 result = o->call(object, nullptr, 0); -

472 if (result->isPrimitive()) -

473 return result->asReturnedValue(); -

474 } -

475 -

476 return engine->throwTypeError(); -

477 } -

478 -

479 -

480 Heap::Object *RuntimeHelpers::convertToObject(ExecutionEngine *engine, const Value &value) -

481 { -

482 Q_ASSERT(!value.isObject()); -

483 switch (value.type()) { -

484 case Value::Undefined_Type: -

485 engine->throwTypeError(QLatin1String("Value is undefined and could not be converted to an object")); -

486 return nullptr; -

487 case Value::Null_Type: -

488 engine->throwTypeError(QLatin1String("Value is null and could not be converted to an object")); -

489 return nullptr; -

490 case Value::Boolean_Type: -

491 return engine->newBooleanObject(value.booleanValue()); -

492 case Value::Managed_Type: -

493 Q_ASSERT(value.isStringOrSymbol()); -

494 if (!value.isString()) -

495 return engine->newSymbolObject(value.symbolValue()); -

496 return engine->newStringObject(value.stringValue()); -

497 case Value::Integer_Type: -

498 default: // double -

499 return engine->newNumberObject(value.asDouble()); -

500 } -

501 } -

502 -

503 Heap::String *RuntimeHelpers::convertToString(ExecutionEngine *engine, Value value, TypeHint hint) -

504 { -

505 redo: -

506 switch (value.type()) { -

507 case Value::Empty_Type: -

508 Q_ASSERT(!"empty Value encountered"); -

509 Q_UNREACHABLE(); -

510 case Value::Undefined_Type: -

511 return engine->id_undefined()->d(); -

512 case Value::Null_Type: -

513 return engine->id_null()->d(); -

514 case Value::Boolean_Type: -

515 if (value.booleanValue()) -

516 return engine->id_true()->d(); -

517 else -

518 return engine->id_false()->d(); -

519 case Value::Managed_Type: { -

520 if (value.isString()) -

521 return static_cast<const String &>(value).d(); -

522 if (value.isSymbol()) { -

523 engine->throwTypeError(QLatin1String("Cannot convert a symbol to a string.")); -

524 return nullptr; -

525 } -

526 value = Primitive::fromReturnedValue(RuntimeHelpers::toPrimitive(value, hint)); -

527 Q_ASSERT(value.isPrimitive()); -

528 if (value.isString()) -

529 return static_cast<const String &>(value).d(); -

530 goto redo; -

531 } -

532 case Value::Integer_Type: -

533 return RuntimeHelpers::stringFromNumber(engine, value.int_32()); -

534 default: // double -

535 return RuntimeHelpers::stringFromNumber(engine, value.doubleValue()); -

536 } // switch -

537 } -

538 -

539 // This is slightly different from the method above, as -

540 // the + operator requires a slightly different conversion -

541 static Heap::String *convert_to_string_add(ExecutionEngine *engine, Value value) -

542 { -

543 return RuntimeHelpers::convertToString(engine, value, PREFERREDTYPE_HINT); -

544 } -

545 -

546 QV4::ReturnedValue RuntimeHelpers::addHelper(ExecutionEngine *engine, const Value &left, const Value &right) -

547 { -

548 Scope scope(engine); -

549 -

550 ScopedValue pleft(scope, RuntimeHelpers::toPrimitive(left, PREFERREDTYPE_HINT)); -

551 ScopedValue pright(scope, RuntimeHelpers::toPrimitive(right, PREFERREDTYPE_HINT)); -

552 String *sleft = pleft->stringValue(); -

553 String *sright = pright->stringValue(); -

554 if (sleft || sright) { -

555 if (!sleft) { -

556 pleft = convert_to_string_add(engine, pleft); -

557 sleft = static_cast<String *>(pleft.ptr); -

558 } -

559 if (!sright) { -

560 pright = convert_to_string_add(engine, pright); -

561 sright = static_cast<String *>(pright.ptr); -

562 } -

563 if (engine->hasException) -

564 return Encode::undefined(); -

565 if (!sleft->d()->length()) -

566 return sright->asReturnedValue(); -

567 if (!sright->d()->length()) -

568 return sleft->asReturnedValue(); -

569 MemoryManager *mm = engine->memoryManager; -

570 return (mm->alloc<ComplexString>(sleft->d(), sright->d()))->asReturnedValue(); -

571 } -

572 double x = RuntimeHelpers::toNumber(pleft); -

573 double y = RuntimeHelpers::toNumber(pright); -

574 return Encode(x + y); -

575 } -

576 -

577 void Runtime::method_storeProperty(ExecutionEngine *engine, const Value &object, int nameIndex, const Value &value) -

578 { -

579 Scope scope(engine); -

580 QV4::Function *v4Function = engine->currentStackFrame->v4Function; -

581 ScopedString name(scope, v4Function->compilationUnit->runtimeStrings[nameIndex]); -

582 ScopedObject o(scope, object.toObject(engine)); -

583 if ((!o || !o->put(name, value)) && v4Function->isStrict()) -

584 engine->throwTypeError(); -

585 } -

586 -

587 static Q_NEVER_INLINE ReturnedValue getElementIntFallback(ExecutionEngine *engine, const Value &object, uint idx) -

588 { -

589 Q_ASSERT(idx < UINT_MAX); -

590 Scope scope(engine); -

591 -

592 ScopedObject o(scope, object); -

593 if (!o) { -

594 if (const String *str = object.as<String>()) { -

595 if (idx >= (uint)str->toQString().length()) { -

596 return Encode::undefined(); -

597 } -

598 const QString s = str->toQString().mid(idx, 1); -

599 return scope.engine->newString(s)->asReturnedValue(); -

600 } -

601 -

602 if (object.isNullOrUndefined()) { -

603 QString message = QStringLiteral("Cannot read property '%1' of %2").arg(idx).arg(object.toQStringNoThrow()); -

604 return engine->throwTypeError(message); -

605 } -

606 -

607 o = RuntimeHelpers::convertToObject(scope.engine, object); -

608 Q_ASSERT(!!o); // can't fail as null/undefined is covered above -

609 } -

610 -

611 if (o->arrayData() && !o->arrayData()->attrs) { -

612 ScopedValue v(scope, o->arrayData()->get(idx)); -

613 if (!v->isEmpty()) -

614 return v->asReturnedValue(); -

615 } -

616 -

617 return o->get(idx); -

618 } -

619 -

620 static Q_NEVER_INLINE ReturnedValue getElementFallback(ExecutionEngine *engine, const Value &object, const Value &index) -

621 { -

622 Q_ASSERT(!index.isPositiveInt()); -

623 -

624 Scope scope(engine); -

625 -

626 ScopedObject o(scope, object); -

627 if (!o) { -

628 if (object.isNullOrUndefined()) { -

629 QString message = QStringLiteral("Cannot read property '%1' of %2").arg(index.toQStringNoThrow()).arg(object.toQStringNoThrow()); -

630 return engine->throwTypeError(message); -

631 } -

632 -

633 o = RuntimeHelpers::convertToObject(scope.engine, object); -

634 Q_ASSERT(!!o); // can't fail as null/undefined is covered above -

635 } -

636 -

637 ScopedPropertyKey name(scope, index.toPropertyKey(engine)); -

638 if (scope.hasException()) -

639 return Encode::undefined(); -

640 return o->get(name); -

641 } -

642 -

643 ReturnedValue Runtime::method_loadElement(ExecutionEngine *engine, const Value &object, const Value &index) -

644 { -

645 if (index.isPositiveInt()) { -

646 uint idx = static_cast<uint>(index.int_32()); -

647 if (Heap::Base *b = object.heapObject()) { -

648 if (b->internalClass->vtable->isObject) { -

649 Heap::Object *o = static_cast<Heap::Object *>(b); -

650 if (o->arrayData && o->arrayData->type == Heap::ArrayData::Simple) { -

651 Heap::SimpleArrayData *s = o->arrayData.cast<Heap::SimpleArrayData>(); -

652 if (idx < s->values.size) -

653 if (!s->data(idx).isEmpty()) -

654 return s->data(idx).asReturnedValue(); -

655 } -

656 } -

657 } -

658 return getElementIntFallback(engine, object, idx); -

659 } -

660 -

661 return getElementFallback(engine, object, index); -

662 } -

663 -

664 static Q_NEVER_INLINE bool setElementFallback(ExecutionEngine *engine, const Value &object, const Value &index, const Value &value) -

665 { -

666 Scope scope(engine); -

667 ScopedObject o(scope, object.toObject(engine)); -

668 if (engine->hasException) -

669 return false; -

670 -

671 if (index.isPositiveInt()) { -

672 uint idx = static_cast<uint>(index.int_32()); -

673 if (o->d()->arrayData && o->d()->arrayData->type == Heap::ArrayData::Simple) { -

674 Heap::SimpleArrayData *s = o->d()->arrayData.cast<Heap::SimpleArrayData>(); -

675 if (idx < s->values.size) { -

676 s->setData(engine, idx, value); -

677 return true; -

678 } -

679 } -

680 return o->put(idx, value); -

681 } -

682 -

683 ScopedPropertyKey name(scope, index.toPropertyKey(engine)); -

684 if (engine->hasException) -

685 return false; -

686 return o->put(name, value); -

687 } -

688 -

689 void Runtime::method_storeElement(ExecutionEngine *engine, const Value &object, const Value &index, const Value &value) -

690 { -

691 if (index.isPositiveInt()) { -

692 uint idx = static_cast<uint>(index.int_32()); -

693 if (Heap::Base *b = object.heapObject()) { -

694 if (b->internalClass->vtable->isObject) { -

695 Heap::Object *o = static_cast<Heap::Object *>(b); -

696 if (o->arrayData && o->arrayData->type == Heap::ArrayData::Simple) { -

697 Heap::SimpleArrayData *s = o->arrayData.cast<Heap::SimpleArrayData>(); -

698 if (idx < s->values.size) { -

699 s->setData(engine, idx, value); -

700 return; -

701 } -

702 } -

703 } -

704 } -

705 } -

706 -

707 if (!setElementFallback(engine, object, index, value) && engine->currentStackFrame->v4Function->isStrict()) -

708 engine->throwTypeError(); -

709 } -

710 -

711 ReturnedValue Runtime::method_getIterator(ExecutionEngine *engine, const Value &in, int iterator) -

712 { -

713 Scope scope(engine); -

714 ScopedObject o(scope, (Object *)nullptr); -

715 if (!in.isNullOrUndefined()) -

716 o = in.toObject(engine); -

717 if (engine->hasException) -

718 return Encode::undefined(); -

719 if (iterator) { -

720 if (!o) -

721 return engine->throwTypeError(); -

722 ScopedFunctionObject f(scope, o->get(engine->symbol_iterator())); -

723 if (!f) -

724 return engine->throwTypeError(); -

725 JSCallData cData(scope, 0, nullptr, o); -

726 ScopedObject it(scope, f->call(cData)); -

727 if (!it) -

728 return engine->throwTypeError(); -

729 return it->asReturnedValue(); -

730 } -

731 return engine->newForInIteratorObject(o)->asReturnedValue(); -

732 } -

733 -

734 ReturnedValue Runtime::method_iteratorNext(ExecutionEngine *engine, const Value &iterator, Value *value) -

735 { -

736 Q_ASSERT(iterator.isObject()); -

737 -

738 Scope scope(engine); -

739 ScopedFunctionObject f(scope, static_cast<const Object &>(iterator).get(engine->id_next())); -

740 if (!f) -

741 return engine->throwTypeError(); -

742 JSCallData cData(scope, 0, nullptr, &iterator); -

743 ScopedObject o(scope, f->call(cData)); -

744 if (!o) -

745 return engine->throwTypeError(); -

746 ScopedValue d(scope, o->get(engine->id_done())); -

747 bool done = d->toBoolean(); -

748 if (done) { -

749 *value = Encode::undefined(); -

750 } else { -

751 *value = o->get(engine->id_value()); -

752 } -

753 return Encode(done); -

754 } -

755 -

756 ReturnedValue Runtime::method_iteratorClose(ExecutionEngine *engine, const Value &iterator, const Value &done) -

757 { -

758 Q_ASSERT(iterator.isObject()); -

759 Q_ASSERT(done.isBoolean()); -

760 if (done.booleanValue()) -

761 return Encode::undefined(); -

762 -

763 Scope scope(engine); -

764 bool hadException = engine->hasException; -

765 ScopedValue e(scope); -

766 if (hadException) { -

767 e = *engine->exceptionValue; -

768 engine->hasException = false; -

769 } -

770 ScopedFunctionObject f(scope, static_cast<const Object &>(iterator).get(engine->id_return())); -

771 ScopedObject o(scope); -

772 if (f) { -

773 JSCallData cData(scope, 0, nullptr, &iterator); -

774 o = f->call(cData); -

775 } -

776 if (hadException || !f) { -

777 *engine->exceptionValue = e; -

778 engine->hasException = hadException; -

779 return Encode::undefined(); -

780 } -

781 if (engine->hasException) -

782 return Encode::undefined(); -

783 -

784 if (!o) -

785 return engine->throwTypeError(); -

786 return Encode::undefined(); -

787 } -

788 -

789 ReturnedValue Runtime::method_destructureRestElement(ExecutionEngine *engine, const Value &iterator) -

790 { -

791 Q_ASSERT(iterator.isObject()); -

792 -

793 Scope scope(engine); -

794 ScopedArrayObject array(scope, engine->newArrayObject()); -

795 array->arrayCreate(); -

796 uint index = 0; -

797 while (1) { -

798 ScopedValue n(scope); -

799 ScopedValue done(scope, method_iteratorNext(engine, iterator, n)); -

800 if (engine->hasException) -

801 return Encode::undefined(); -

802 Q_ASSERT(done->isBoolean()); -

803 if (done->booleanValue()) -

804 break; -

805 array->arraySet(index, n); -

806 ++index; -

807 } -

808 return array->asReturnedValue(); -

809 } -

810 -

811 void Runtime::method_storeNameSloppy(ExecutionEngine *engine, int nameIndex, const Value &value) -

812 { -

813 Scope scope(engine); -

814 ScopedString name(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]); -

815 ExecutionContext::Error e = static_cast<ExecutionContext &>(engine->currentStackFrame->jsFrame->context).setProperty(name, value); -

816 -

817 if (e == ExecutionContext::RangeError) -

818 engine->globalObject->put(name, value); -

819 } -

820 -

821 void Runtime::method_storeNameStrict(ExecutionEngine *engine, int nameIndex, const Value &value) -

822 { -

823 Scope scope(engine); -

824 ScopedString name(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]); -

825 ExecutionContext::Error e = static_cast<ExecutionContext &>(engine->currentStackFrame->jsFrame->context).setProperty(name, value); -

826 if (e == ExecutionContext::TypeError) -

827 engine->throwTypeError(); -

828 else if (e == ExecutionContext::RangeError) -

829 engine->throwReferenceError(name); -

830 } -

831 -

832 ReturnedValue Runtime::method_loadProperty(ExecutionEngine *engine, const Value &object, int nameIndex) -

833 { -

834 Scope scope(engine); -

835 ScopedString name(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]); -

836 -

837 ScopedObject o(scope, object); -

838 if (o) -

839 return o->get(name); -

840 -

841 if (object.isNullOrUndefined()) { -

842 QString message = QStringLiteral("Cannot read property '%1' of %2").arg(name->toQString()).arg(object.toQStringNoThrow()); -

843 return engine->throwTypeError(message); -

844 } -

845 -

846 o = RuntimeHelpers::convertToObject(scope.engine, object); -

847 if (!o) // type error -

848 return Encode::undefined(); -

849 return o->get(name); -

850 } -

851 -

852 ReturnedValue Runtime::method_loadName(ExecutionEngine *engine, int nameIndex) -

853 { -

854 Scope scope(engine); -

855 ScopedString name(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]); -

856 return static_cast<ExecutionContext &>(engine->currentStackFrame->jsFrame->context).getProperty(name); -

857 } -

858 -

859 ReturnedValue Runtime::method_loadSuperProperty(ExecutionEngine *engine, const Value &property) -

860 { -

861 Scope scope(engine); -

862 ScopedObject base(scope, engine->currentStackFrame->thisObject()); -

863 if (!base) -

864 return engine->throwTypeError(); -

865 ScopedObject proto(scope, base->getPrototypeOf()); -

866 if (!proto) -

867 return engine->throwTypeError(); -

868 ScopedPropertyKey key(scope, property.toPropertyKey(engine)); -

869 if (engine->hasException) -

870 return Encode::undefined(); -

871 return proto->get(key, base); -

872 } -

873 -

874 void Runtime::method_storeSuperProperty(ExecutionEngine *engine, const Value &property, const Value &value) -

875 { -

876 Scope scope(engine); -

877 ScopedObject base(scope, engine->currentStackFrame->thisObject()); -

878 if (!base) { -

879 engine->throwTypeError(); -

880 return; -

881 } -

882 ScopedObject proto(scope, base->getPrototypeOf()); -

883 if (!proto) { -

884 engine->throwTypeError(); -

885 return; -

886 } -

887 ScopedPropertyKey key(scope, property.toPropertyKey(engine)); -

888 if (engine->hasException) -

889 return; -

890 bool result = proto->put(key, value, base); -

891 if (!result && engine->currentStackFrame->v4Function->isStrict()) -

892 engine->throwTypeError(); -

893 } -

894 -

895 #endif // V4_BOOTSTRAP -

896 -

897 uint RuntimeHelpers::equalHelper(const Value &x, const Value &y) -

898 { -

899 Q_ASSERT(x.type() != y.type() || (x.isManaged() && (x.isString() != y.isString()))); -

900 -

901

if (x.isNumber() && y.isNumber())

x.isNumber()	Description
TRUE	never evaluated
FALSE	never evaluated

y.isNumber()	Description
TRUE	never evaluated
FALSE	never evaluated

902

return x.asDouble() == y.asDouble();

never executed: return x.asDouble() == y.asDouble();

903

if (x.isNull() && y.isUndefined()) {

x.isNull()	Description
TRUE	never evaluated
FALSE	never evaluated

y.isUndefined()	Description
TRUE	never evaluated
FALSE	never evaluated

904

return true;

never executed: return true;

905

} else if (x.isUndefined() && y.isNull()) {

x.isUndefined()	Description
TRUE	never evaluated
FALSE	never evaluated

y.isNull()	Description
TRUE	never evaluated
FALSE	never evaluated

906

return true;

never executed: return true;

907

} else if (x.isNumber() && y.isString()) {

x.isNumber()	Description
TRUE	never evaluated
FALSE	never evaluated

y.isString()	Description
TRUE	never evaluated
FALSE	never evaluated

908 double dy = RuntimeHelpers::toNumber(y); -

909

return x.asDouble() == dy;

never executed: return x.asDouble() == dy;

910

} else if (x.isString() && y.isNumber()) {

x.isString()	Description
TRUE	never evaluated
FALSE	never evaluated

y.isNumber()	Description
TRUE	never evaluated
FALSE	never evaluated

911 double dx = RuntimeHelpers::toNumber(x); -

912

return dx == y.asDouble();

never executed: return dx == y.asDouble();

913

} else if (x.isBoolean()) {

x.isBoolean()	Description
TRUE	never evaluated
FALSE	never evaluated

914

return Runtime::method_compareEqual(Primitive::fromDouble((double) x.booleanValue()), y);

never executed: return Runtime::method_compareEqual(Primitive::fromDouble((double) x.booleanValue()), y);

915

} else if (y.isBoolean()) {

y.isBoolean()	Description
TRUE	never evaluated
FALSE	never evaluated

916

return Runtime::method_compareEqual(x, Primitive::fromDouble((double) y.booleanValue()));

never executed: return Runtime::method_compareEqual(x, Primitive::fromDouble((double) y.booleanValue()));

917 } else { -

918 #ifdef V4_BOOTSTRAP -

919 Q_UNIMPLEMENTED(); -

920 #else -

921 Object *xo = x.objectValue(); -

922 Object *yo = y.objectValue(); -

923 if (yo && (x.isNumber() || x.isString())) { -

924 Scope scope(yo->engine()); -

925 ScopedValue py(scope, RuntimeHelpers::objectDefaultValue(yo, PREFERREDTYPE_HINT)); -

926 return Runtime::method_compareEqual(x, py); -

927 } else if (xo && (y.isNumber() || y.isString())) { -

928 Scope scope(xo->engine()); -

929 ScopedValue px(scope, RuntimeHelpers::objectDefaultValue(xo, PREFERREDTYPE_HINT)); -

930 return Runtime::method_compareEqual(px, y); -

931 } -

932 #endif -

933

}

never executed: end of block

934 -

935

return false;

never executed: return false;

936 } -

937 -

938 Bool RuntimeHelpers::strictEqual(const Value &x, const Value &y) -

939 { -

940 TRACE2(x, y); -

941 -

942

if (x.rawValue() == y.rawValue())

x.rawValue() == y.rawValue()

Description

TRUE

evaluated 16337 times by 10 tests

Evaluated by:

tst_ecmascripttests
tst_qjsengine
tst_qjsvalue
tst_qjsvalueiterator
tst_qqmlecmascript
tst_qqmlitemmodels
tst_qquickanimationcontroller
tst_qquicklayouts
tst_quicktestmainwithsetup
tst_testfiltering

FALSE

evaluated 31668862 times by 22 tests

Evaluated by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsvalue
tst_qjsvalueiterator
tst_qqmlecmascript
tst_qqmlsqldatabase
tst_qqmlstatemachine
tst_qqmlxmlhttprequest
tst_qquickanimatedimage
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickmousearea
tst_qquickpathview
tst_qquickrepeater
tst_qquicktext
tst_qv4debugger
tst_signalspy
tst_testfiltering

16337-31668862

943 // NaN != NaN -

944

return !x.isNaN();

executed 16337 times by 10 tests: return !x.isNaN();

Executed by:

tst_ecmascripttests
tst_qjsengine
tst_qjsvalue
tst_qjsvalueiterator
tst_qqmlecmascript
tst_qqmlitemmodels
tst_qquickanimationcontroller
tst_qquicklayouts
tst_quicktestmainwithsetup
tst_testfiltering

16337

945 -

946

if (x.isNumber())

x.isNumber()	Description
TRUE	evaluated 18551307 times by 15 tests Evaluated by: tst_ecmascripttests tst_examples tst_qjsengine tst_qjsvalue tst_qqmlecmascript tst_qquickanimatedimage tst_qquickanimationcontroller tst_qquickitem2 tst_qquicklayouts tst_qquicklistview tst_qquickmousearea tst_qquickpathview tst_qquickrepeater tst_qquicktext tst_qv4debugger
FALSE	evaluated 13114268 times by 17 tests Evaluated by: tst_ecmascripttests tst_examples tst_qjsengine tst_qjsvalue tst_qjsvalueiterator tst_qqmlecmascript tst_qqmlsqldatabase tst_qqmlstatemachine tst_qqmlxmlhttprequest tst_qquickanimationcontroller tst_qquickanimations tst_qquicklayouts tst_qquicklistview tst_qquickpathview tst_qquickrepeater tst_signalspy tst_testfiltering

13114268-18551307

947

return y.isNumber() && x.asDouble() == y.asDouble();

executed 18551304 times by 15 tests: return y.isNumber() && x.asDouble() == y.asDouble();

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsvalue
tst_qqmlecmascript
tst_qquickanimatedimage
tst_qquickanimationcontroller
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickmousearea
tst_qquickpathview
tst_qquickrepeater
tst_qquicktext
tst_qv4debugger

18551304

948

if (x.isManaged())

x.isManaged()	Description
TRUE	evaluated 12838325 times by 15 tests Evaluated by: tst_ecmascripttests tst_qjsengine tst_qjsvalue tst_qjsvalueiterator tst_qqmlecmascript tst_qqmlsqldatabase tst_qqmlxmlhttprequest tst_qquickanimationcontroller tst_qquickanimations tst_qquicklayouts tst_qquicklistview tst_qquickpathview tst_qquickrepeater tst_signalspy tst_testfiltering
FALSE	evaluated 297603 times by 9 tests Evaluated by: tst_ecmascripttests tst_examples tst_qjsvalue tst_qqmlecmascript tst_qqmlsqldatabase tst_qqmlstatemachine tst_qquicklayouts tst_qquicklistview tst_qquickpathview

297603-12838325

949

return y.isManaged() && x.cast<Managed>()->isEqualTo(y.cast<Managed>());

executed 12839433 times by 15 tests: return y.isManaged() && x.cast<Managed>()->isEqualTo(y.cast<Managed>());

Executed by:

tst_ecmascripttests
tst_qjsengine
tst_qjsvalue
tst_qjsvalueiterator
tst_qqmlecmascript
tst_qqmlsqldatabase
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquicklayouts
tst_qquicklistview
tst_qquickpathview
tst_qquickrepeater
tst_signalspy
tst_testfiltering

12839433

950

return false;

executed 297615 times by 9 tests: return false;

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlsqldatabase
tst_qqmlstatemachine
tst_qquicklayouts
tst_qquicklistview
tst_qquickpathview

297615

951 } -

952 -

953 QV4::Bool Runtime::method_compareGreaterThan(const Value &l, const Value &r) -

954 { -

955 TRACE2(l, r); -

956

if (l.isInteger() && r.isInteger())

l.isInteger()	Description
TRUE	evaluated 105 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 3684 times by 9 tests Evaluated by: tst_ecmascripttests tst_flickableinterop tst_qqmlbinding tst_qqmlecmascript tst_qquickbehaviors tst_qquickgridview tst_qquicklistview tst_qquicksmoothedanimation tst_qquicktaphandler

r.isInteger()	Description
TRUE	evaluated 39 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 67 times by 1 test Evaluated by: tst_ecmascripttests

39-3684

957

return l.integerValue() > r.integerValue();

executed 38 times by 1 test: return l.integerValue() > r.integerValue();

Executed by:

tst_ecmascripttests

958

if (l.isNumber() && r.isNumber())

l.isNumber()	Description
TRUE	evaluated 2730 times by 9 tests Evaluated by: tst_ecmascripttests tst_flickableinterop tst_qqmlbinding tst_qqmlecmascript tst_qquickbehaviors tst_qquickgridview tst_qquicklistview tst_qquicksmoothedanimation tst_qquicktaphandler
FALSE	evaluated 1023 times by 1 test Evaluated by: tst_ecmascripttests

r.isNumber()	Description
TRUE	evaluated 2642 times by 9 tests Evaluated by: tst_ecmascripttests tst_flickableinterop tst_qqmlbinding tst_qqmlecmascript tst_qquickbehaviors tst_qquickgridview tst_qquicklistview tst_qquicksmoothedanimation tst_qquicktaphandler
FALSE	evaluated 87 times by 1 test Evaluated by: tst_ecmascripttests

87-2730

959

return l.asDouble() > r.asDouble();

executed 2642 times by 9 tests: return l.asDouble() > r.asDouble();

Executed by:

tst_ecmascripttests
tst_flickableinterop
tst_qqmlbinding
tst_qqmlecmascript
tst_qquickbehaviors
tst_qquickgridview
tst_qquicklistview
tst_qquicksmoothedanimation
tst_qquicktaphandler

2642

960 String *sl = l.stringValue(); -

961 String *sr = r.stringValue(); -

962

if (sl && sr) {

sl	Description
TRUE	evaluated 703 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 405 times by 1 test Evaluated by: tst_ecmascripttests

sr	Description
TRUE	evaluated 639 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 64 times by 1 test Evaluated by: tst_ecmascripttests

64-703

963 #ifdef V4_BOOTSTRAP -

964 Q_UNIMPLEMENTED(); -

965

return false;

never executed: return false;

966 #else -

967 return sr->compare(sl); -

968 #endif -

969 } -

970 -

971 Object *ro = r.objectValue(); -

972 Object *lo = l.objectValue(); -

973

if (ro || lo) {

ro	Description
TRUE	evaluated 148 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 323 times by 1 test Evaluated by: tst_ecmascripttests

lo	Description
TRUE	evaluated 76 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 247 times by 1 test Evaluated by: tst_ecmascripttests

76-323

974 #ifdef V4_BOOTSTRAP -

975 Q_UNIMPLEMENTED(); -

976 #else -

977 QV4::ExecutionEngine *e = (lo ? lo : ro)->engine(); -

978 QV4::Scope scope(e); -

979 QV4::ScopedValue pl(scope, lo ? RuntimeHelpers::objectDefaultValue(lo, QV4::NUMBER_HINT) : l.asReturnedValue()); -

980 QV4::ScopedValue pr(scope, ro ? RuntimeHelpers::objectDefaultValue(ro, QV4::NUMBER_HINT) : r.asReturnedValue()); -

981 return Runtime::method_compareGreaterThan(pl, pr); -

982 #endif -

983

}

never executed: end of block

984 -

985 double dl = RuntimeHelpers::toNumber(l); -

986 double dr = RuntimeHelpers::toNumber(r); -

987

return dl > dr;

executed 248 times by 1 test: return dl > dr;

Executed by:

tst_ecmascripttests

248

988 } -

989 -

990 QV4::Bool Runtime::method_compareLessThan(const Value &l, const Value &r) -

991 { -

992 TRACE2(l, r); -

993

if (l.isInteger() && r.isInteger())

l.isInteger()	Description
TRUE	evaluated 340 times by 4 tests Evaluated by: tst_ecmascripttests tst_qqmlvaluetypeproviders tst_qquicklayouts tst_qquicklistview
FALSE	evaluated 3229 times by 6 tests Evaluated by: tst_ecmascripttests tst_examples tst_qqmlecmascript tst_qqmllocale tst_qquickbehaviors tst_qquicklistview

r.isInteger()	Description
TRUE	evaluated 24 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 316 times by 4 tests Evaluated by: tst_ecmascripttests tst_qqmlvaluetypeproviders tst_qquicklayouts tst_qquicklistview

24-3229

994

return l.integerValue() < r.integerValue();

executed 24 times by 1 test: return l.integerValue() < r.integerValue();

Executed by:

tst_ecmascripttests

995

if (l.isNumber() && r.isNumber())

l.isNumber()	Description
TRUE	evaluated 408 times by 6 tests Evaluated by: tst_ecmascripttests tst_examples tst_qqmlvaluetypeproviders tst_qquickbehaviors tst_qquicklayouts tst_qquicklistview
FALSE	evaluated 3139 times by 4 tests Evaluated by: tst_ecmascripttests tst_examples tst_qqmlecmascript tst_qqmllocale

r.isNumber()	Description
TRUE	evaluated 320 times by 6 tests Evaluated by: tst_ecmascripttests tst_examples tst_qqmlvaluetypeproviders tst_qquickbehaviors tst_qquicklayouts tst_qquicklistview
FALSE	evaluated 88 times by 1 test Evaluated by: tst_ecmascripttests

88-3139

996

return l.asDouble() < r.asDouble();

executed 320 times by 6 tests: return l.asDouble() < r.asDouble();

Executed by:

tst_ecmascripttests
tst_examples
tst_qqmlvaluetypeproviders
tst_qquickbehaviors
tst_qquicklayouts
tst_qquicklistview

320

997 String *sl = l.stringValue(); -

998 String *sr = r.stringValue(); -

999

if (sl && sr) {

sl	Description
TRUE	evaluated 2834 times by 4 tests Evaluated by: tst_ecmascripttests tst_examples tst_qqmlecmascript tst_qqmllocale
FALSE	evaluated 392 times by 1 test Evaluated by: tst_ecmascripttests

sr	Description
TRUE	evaluated 2617 times by 3 tests Evaluated by: tst_ecmascripttests tst_examples tst_qqmlecmascript
FALSE	evaluated 216 times by 2 tests Evaluated by: tst_ecmascripttests tst_qqmllocale

216-2834

1000 #ifdef V4_BOOTSTRAP -

1001 Q_UNIMPLEMENTED(); -

1002

return false;

never executed: return false;

1003 #else -

1004 return sl->compare(sr); -

1005 #endif -

1006 } -

1007 -

1008 Object *ro = r.objectValue(); -

1009 Object *lo = l.objectValue(); -

1010

if (ro || lo) {

ro	Description
TRUE	evaluated 135 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 472 times by 2 tests Evaluated by: tst_ecmascripttests tst_qqmllocale

lo	Description
TRUE	evaluated 80 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 392 times by 2 tests Evaluated by: tst_ecmascripttests tst_qqmllocale

80-472

1011 #ifdef V4_BOOTSTRAP -

1012 Q_UNIMPLEMENTED(); -

1013 #else -

1014 QV4::ExecutionEngine *e = (lo ? lo : ro)->engine(); -

1015 QV4::Scope scope(e); -

1016 QV4::ScopedValue pl(scope, lo ? RuntimeHelpers::objectDefaultValue(lo, QV4::NUMBER_HINT) : l.asReturnedValue()); -

1017 QV4::ScopedValue pr(scope, ro ? RuntimeHelpers::objectDefaultValue(ro, QV4::NUMBER_HINT) : r.asReturnedValue()); -

1018 return Runtime::method_compareLessThan(pl, pr); -

1019 #endif -

1020

}

never executed: end of block

1021 -

1022 double dl = RuntimeHelpers::toNumber(l); -

1023 double dr = RuntimeHelpers::toNumber(r); -

1024

return dl < dr;

executed 392 times by 2 tests: return dl < dr;

Executed by:

tst_ecmascripttests
tst_qqmllocale

392

1025 } -

1026 -

1027 QV4::Bool Runtime::method_compareGreaterEqual(const Value &l, const Value &r) -

1028 { -

1029 TRACE2(l, r); -

1030

if (l.isInteger() && r.isInteger())

l.isInteger()	Description
TRUE	evaluated 92 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 891 times by 4 tests Evaluated by: tst_ecmascripttests tst_examples tst_qquicklayouts tst_qquicktext

r.isInteger()	Description
TRUE	evaluated 24 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 68 times by 1 test Evaluated by: tst_ecmascripttests

24-891

1031

return l.integerValue() >= r.integerValue();

executed 24 times by 1 test: return l.integerValue() >= r.integerValue();

Executed by:

tst_ecmascripttests

1032

if (l.isNumber() && r.isNumber())

l.isNumber()	Description
TRUE	evaluated 426 times by 4 tests Evaluated by: tst_ecmascripttests tst_examples tst_qquicklayouts tst_qquicktext
FALSE	evaluated 534 times by 1 test Evaluated by: tst_ecmascripttests

r.isNumber()	Description
TRUE	evaluated 338 times by 4 tests Evaluated by: tst_ecmascripttests tst_examples tst_qquicklayouts tst_qquicktext
FALSE	evaluated 88 times by 1 test Evaluated by: tst_ecmascripttests

88-534

1033

return l.asDouble() >= r.asDouble();

executed 338 times by 4 tests: return l.asDouble() >= r.asDouble();

Executed by:

tst_ecmascripttests
tst_examples
tst_qquicklayouts
tst_qquicktext

338

1034 String *sl = l.stringValue(); -

1035 String *sr = r.stringValue(); -

1036

if (sl && sr) {

sl	Description
TRUE	evaluated 232 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 392 times by 1 test Evaluated by: tst_ecmascripttests

sr	Description
TRUE	evaluated 168 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 64 times by 1 test Evaluated by: tst_ecmascripttests

64-392

1037 #ifdef V4_BOOTSTRAP -

1038 Q_UNIMPLEMENTED(); -

1039

return false;

never executed: return false;

1040 #else -

1041 return !sl->compare(sr); -

1042 #endif -

1043 } -

1044 -

1045 Object *ro = r.objectValue(); -

1046 Object *lo = l.objectValue(); -

1047

if (ro || lo) {

ro	Description
TRUE	evaluated 132 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 324 times by 1 test Evaluated by: tst_ecmascripttests

lo	Description
TRUE	evaluated 75 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 246 times by 1 test Evaluated by: tst_ecmascripttests

75-324

1048 #ifdef V4_BOOTSTRAP -

1049 Q_UNIMPLEMENTED(); -

1050 #else -

1051 QV4::ExecutionEngine *e = (lo ? lo : ro)->engine(); -

1052 QV4::Scope scope(e); -

1053 QV4::ScopedValue pl(scope, lo ? RuntimeHelpers::objectDefaultValue(lo, QV4::NUMBER_HINT) : l.asReturnedValue()); -

1054 QV4::ScopedValue pr(scope, ro ? RuntimeHelpers::objectDefaultValue(ro, QV4::NUMBER_HINT) : r.asReturnedValue()); -

1055 return Runtime::method_compareGreaterEqual(pl, pr); -

1056 #endif -

1057

}

never executed: end of block

1058 -

1059 double dl = RuntimeHelpers::toNumber(l); -

1060 double dr = RuntimeHelpers::toNumber(r); -

1061

return dl >= dr;

executed 247 times by 1 test: return dl >= dr;

Executed by:

tst_ecmascripttests

247

1062 } -

1063 -

1064 QV4::Bool Runtime::method_compareLessEqual(const Value &l, const Value &r) -

1065 { -

1066 TRACE2(l, r); -

1067

if (l.isInteger() && r.isInteger())

l.isInteger()	Description
TRUE	evaluated 112 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 7457 times by 6 tests Evaluated by: tst_ecmascripttests tst_examples tst_qquickanimationcontroller tst_qquickgridview tst_qquicklayouts tst_qquicklistview

r.isInteger()	Description
TRUE	evaluated 44 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 68 times by 1 test Evaluated by: tst_ecmascripttests

44-7457

1068

return l.integerValue() <= r.integerValue();

executed 44 times by 1 test: return l.integerValue() <= r.integerValue();

Executed by:

tst_ecmascripttests

1069

if (l.isNumber() && r.isNumber())

l.isNumber()	Description
TRUE	evaluated 290 times by 6 tests Evaluated by: tst_ecmascripttests tst_examples tst_qquickanimationcontroller tst_qquickgridview tst_qquicklayouts tst_qquicklistview
FALSE	evaluated 7234 times by 1 test Evaluated by: tst_ecmascripttests

r.isNumber()	Description
TRUE	evaluated 202 times by 6 tests Evaluated by: tst_ecmascripttests tst_examples tst_qquickanimationcontroller tst_qquickgridview tst_qquicklayouts tst_qquicklistview
FALSE	evaluated 88 times by 1 test Evaluated by: tst_ecmascripttests

88-7234

1070

return l.asDouble() <= r.asDouble();

executed 202 times by 6 tests: return l.asDouble() <= r.asDouble();

Executed by:

tst_ecmascripttests
tst_examples
tst_qquickanimationcontroller
tst_qquickgridview
tst_qquicklayouts
tst_qquicklistview

202

1071 String *sl = l.stringValue(); -

1072 String *sr = r.stringValue(); -

1073

if (sl && sr) {

sl	Description
TRUE	evaluated 6913 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 410 times by 1 test Evaluated by: tst_ecmascripttests

sr	Description
TRUE	evaluated 6848 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 64 times by 1 test Evaluated by: tst_ecmascripttests

64-6913

1074 #ifdef V4_BOOTSTRAP -

1075 Q_UNIMPLEMENTED(); -

1076

return false;

never executed: return false;

1077 #else -

1078 return !sr->compare(sl); -

1079 #endif -

1080 } -

1081 -

1082 Object *ro = r.objectValue(); -

1083 Object *lo = l.objectValue(); -

1084

if (ro || lo) {

ro	Description
TRUE	evaluated 152 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 324 times by 1 test Evaluated by: tst_ecmascripttests

lo	Description
TRUE	evaluated 76 times by 1 test Evaluated by: tst_ecmascripttests
FALSE	evaluated 247 times by 1 test Evaluated by: tst_ecmascripttests

76-324

1085 #ifdef V4_BOOTSTRAP -

1086 Q_UNIMPLEMENTED(); -

1087 #else -

1088 QV4::ExecutionEngine *e = (lo ? lo : ro)->engine(); -

1089 QV4::Scope scope(e); -

1090 QV4::ScopedValue pl(scope, lo ? RuntimeHelpers::objectDefaultValue(lo, QV4::NUMBER_HINT) : l.asReturnedValue()); -

1091 QV4::ScopedValue pr(scope, ro ? RuntimeHelpers::objectDefaultValue(ro, QV4::NUMBER_HINT) : r.asReturnedValue()); -

1092 return Runtime::method_compareLessEqual(pl, pr); -

1093 #endif -

1094

}

never executed: end of block

1095 -

1096 double dl = RuntimeHelpers::toNumber(l); -

1097 double dr = RuntimeHelpers::toNumber(r); -

1098

return dl <= dr;

executed 245 times by 1 test: return dl <= dr;

Executed by:

tst_ecmascripttests

245

1099 } -

1100 -

1101 #ifndef V4_BOOTSTRAP -

1102 Bool Runtime::method_compareInstanceof(ExecutionEngine *engine, const Value &left, const Value &right) -

1103 { -

1104 TRACE2(left, right); -

1105 -

1106 Scope scope(engine); -

1107 ScopedValue v(scope, method_instanceof(engine, left, right)); -

1108 return v->booleanValue(); -

1109 } -

1110 -

1111 uint Runtime::method_compareIn(ExecutionEngine *engine, const Value &left, const Value &right) -

1112 { -

1113 TRACE2(left, right); -

1114 -

1115 Scope scope(engine); -

1116 ScopedValue v(scope, method_in(engine, left, right)); -

1117 return v->booleanValue(); -

1118 } -

1119 -

1120 -

1121 ReturnedValue Runtime::method_callGlobalLookup(ExecutionEngine *engine, uint index, Value *argv, int argc) -

1122 { -

1123 Lookup *l = engine->currentStackFrame->v4Function->compilationUnit->runtimeLookups + index; -

1124 Value function = Value::fromReturnedValue(l->globalGetter(l, engine)); -

1125 if (!function.isFunctionObject()) -

1126 return engine->throwTypeError(); -

1127 -

1128 Value thisObject = Primitive::undefinedValue(); -

1129 return static_cast<FunctionObject &>(function).call(&thisObject, argv, argc); -

1130 } -

1131 -

1132 ReturnedValue Runtime::method_callPossiblyDirectEval(ExecutionEngine *engine, Value *argv, int argc) -

1133 { -

1134 Scope scope(engine); -

1135 ScopedValue thisObject(scope); -

1136 -

1137 ExecutionContext &ctx = static_cast<ExecutionContext &>(engine->currentStackFrame->jsFrame->context); -

1138 ScopedFunctionObject function(scope, ctx.getPropertyAndBase(engine->id_eval(), thisObject)); -

1139 if (engine->hasException) -

1140 return Encode::undefined(); -

1141 -

1142 if (!function) { -

1143 QString objectAsString = QStringLiteral("[null]"); -

1144 if (!thisObject->isUndefined()) -

1145 objectAsString = thisObject->toQStringNoThrow(); -

1146 QString msg = QStringLiteral("Property 'eval' of object %2 is not a function").arg(objectAsString); -

1147 return engine->throwTypeError(msg); -

1148 } -

1149 -

1150 if (function->d() == engine->evalFunction()->d()) -

1151 return static_cast<EvalFunction *>(function.getPointer())->evalCall(thisObject, argv, argc, true); -

1152 -

1153 return function->call(thisObject, argv, argc); -

1154 } -

1155 -

1156 ReturnedValue Runtime::method_callName(ExecutionEngine *engine, int nameIndex, Value *argv, int argc) -

1157 { -

1158 Scope scope(engine); -

1159 ScopedValue thisObject(scope); -

1160 ScopedString name(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]); -

1161 -

1162 ExecutionContext &ctx = static_cast<ExecutionContext &>(engine->currentStackFrame->jsFrame->context); -

1163 ScopedFunctionObject f(scope, ctx.getPropertyAndBase(name, thisObject)); -

1164 if (engine->hasException) -

1165 return Encode::undefined(); -

1166 -

1167 if (!f) { -

1168 QString objectAsString = QStringLiteral("[null]"); -

1169 if (!thisObject->isUndefined()) -

1170 objectAsString = thisObject->toQStringNoThrow(); -

1171 QString msg = QStringLiteral("Property '%1' of object %2 is not a function") -

1172 .arg(engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]->toQString(), -

1173 objectAsString); -

1174 return engine->throwTypeError(msg); -

1175 } -

1176 -

1177 return f->call(thisObject, argv, argc); -

1178 } -

1179 -

1180 ReturnedValue Runtime::method_callProperty(ExecutionEngine *engine, Value *base, int nameIndex, Value *argv, int argc) -

1181 { -

1182 Scope scope(engine); -

1183 ScopedString name(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]); -

1184 ScopedObject lookupObject(scope, base); -

1185 -

1186 if (!lookupObject) { -

1187 Q_ASSERT(!base->isEmpty()); -

1188 if (base->isNullOrUndefined()) { -

1189 QString message = QStringLiteral("Cannot call method '%1' of %2") -

1190 .arg(name->toQString(), base->toQStringNoThrow()); -

1191 return engine->throwTypeError(message); -

1192 } -

1193 -

1194 if (base->isManaged()) { -

1195 Managed *m = static_cast<Managed *>(base); -

1196 lookupObject = m->internalClass()->prototype; -

1197 Q_ASSERT(m->internalClass()->prototype); -

1198 } else { -

1199 lookupObject = RuntimeHelpers::convertToObject(engine, *base); -

1200 if (engine->hasException) // type error -

1201 return Encode::undefined(); -

1202 if (!engine->currentStackFrame->v4Function->isStrict()) -

1203 base = lookupObject; -

1204 } -

1205 } -

1206 -

1207 ScopedFunctionObject f(scope, static_cast<Object *>(lookupObject)->get(name)); -

1208 -

1209 if (!f) { -

1210 QString error = QStringLiteral("Property '%1' of object %2 is not a function") -

1211 .arg(engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]->toQString(), -

1212 base->toQStringNoThrow()); -

1213 return engine->throwTypeError(error); -

1214 } -

1215 -

1216 return f->call(base, argv, argc); -

1217 } -

1218 -

1219 ReturnedValue Runtime::method_callPropertyLookup(ExecutionEngine *engine, Value *base, uint index, Value *argv, int argc) -

1220 { -

1221 Lookup *l = engine->currentStackFrame->v4Function->compilationUnit->runtimeLookups + index; -

1222 // ok to have the value on the stack here -

1223 Value f = Value::fromReturnedValue(l->getter(l, engine, *base)); -

1224 -

1225 if (!f.isFunctionObject()) -

1226 return engine->throwTypeError(); -

1227 -

1228 return static_cast<FunctionObject &>(f).call(base, argv, argc); -

1229 } -

1230 -

1231 ReturnedValue Runtime::method_callElement(ExecutionEngine *engine, Value *base, const Value &index, Value *argv, int argc) -

1232 { -

1233 Scope scope(engine); -

1234 ScopedValue thisObject(scope, base->toObject(engine)); -

1235 base = thisObject; -

1236 -

1237 ScopedPropertyKey str(scope, index.toPropertyKey(engine)); -

1238 if (engine->hasException) -

1239 return Encode::undefined(); -

1240 -

1241 ScopedFunctionObject f(scope, static_cast<Object *>(base)->get(str)); -

1242 if (!f) -

1243 return engine->throwTypeError(); -

1244 -

1245 return f->call(base, argv, argc); -

1246 } -

1247 -

1248 ReturnedValue Runtime::method_callValue(ExecutionEngine *engine, const Value &func, Value *argv, int argc) -

1249 { -

1250 if (!func.isFunctionObject()) -

1251 return engine->throwTypeError(QStringLiteral("%1 is not a function").arg(func.toQStringNoThrow())); -

1252 return static_cast<const FunctionObject &>(func).call(nullptr, argv, argc); -

1253 } -

1254 -

1255 ReturnedValue Runtime::method_callQmlScopeObjectProperty(ExecutionEngine *engine, Value *base, -

1256 int propertyIndex, Value *argv, int argc) -

1257 { -

1258 Scope scope(engine); -

1259 ScopedFunctionObject fo(scope, method_loadQmlScopeObjectProperty(engine, *base, propertyIndex, -

1260 /*captureRequired*/true)); -

1261 if (!fo) { -

1262 QString error = QStringLiteral("Property '%1' of scope object is not a function").arg(propertyIndex); -

1263 return engine->throwTypeError(error); -

1264 } -

1265 -

1266 QObject *qmlScopeObj = static_cast<QmlContext *>(base)->d()->qml()->scopeObject; -

1267 ScopedValue qmlScopeValue(scope, QObjectWrapper::wrap(engine, qmlScopeObj)); -

1268 return fo->call(qmlScopeValue, argv, argc); -

1269 } -

1270 -

1271 ReturnedValue Runtime::method_callQmlContextObjectProperty(ExecutionEngine *engine, Value *base, -

1272 int propertyIndex, Value *argv, int argc) -

1273 { -

1274 Scope scope(engine); -

1275 ScopedFunctionObject fo(scope, method_loadQmlContextObjectProperty(engine, *base, propertyIndex, -

1276 /*captureRequired*/true)); -

1277 if (!fo) { -

1278 QString error = QStringLiteral("Property '%1' of context object is not a function").arg(propertyIndex); -

1279 return engine->throwTypeError(error); -

1280 } -

1281 -

1282 QObject *qmlContextObj = static_cast<QmlContext *>(base)->d()->qml()->context->contextData()->contextObject; -

1283 ScopedValue qmlContextValue(scope, QObjectWrapper::wrap(engine, qmlContextObj)); -

1284 return fo->call(qmlContextValue, argv, argc); -

1285 } -

1286 -

1287 struct CallArgs { -

1288 Value *argv; -

1289 int argc; -

1290 }; -

1291 -

1292 static CallArgs createSpreadArguments(Scope &scope, Value *argv, int argc) -

1293 { -

1294 ScopedValue it(scope); -

1295 ScopedValue done(scope); -

1296 -

1297 int argCount = 0; -

1298 -

1299 Value *v = scope.alloc<Scope::Uninitialized>(); -

1300 Value *arguments = v; -

1301 for (int i = 0; i < argc; ++i) { -

1302 if (!argv[i].isEmpty()) { -

1303 *v = argv[i]; -

1304 ++argCount; -

1305 v = scope.alloc<Scope::Uninitialized>(); -

1306 continue; -

1307 } -

1308 // spread element -

1309 ++i; -

1310 it = Runtime::method_getIterator(scope.engine, argv[i], /* ForInIterator */ 1); -

1311 if (scope.engine->hasException) -

1312 return { nullptr, 0 }; -

1313 while (1) { -

1314 done = Runtime::method_iteratorNext(scope.engine, it, v); -

1315 if (scope.engine->hasException) -

1316 return { nullptr, 0 }; -

1317 Q_ASSERT(done->isBoolean()); -

1318 if (done->booleanValue()) -

1319 break; -

1320 ++argCount; -

1321 v = scope.alloc<Scope::Uninitialized>(); -

1322 } -

1323 } -

1324 return { arguments, argCount }; -

1325 } -

1326 -

1327 ReturnedValue Runtime::method_callWithSpread(ExecutionEngine *engine, const Value &function, const Value &thisObject, Value *argv, int argc) -

1328 { -

1329 Q_ASSERT(argc >= 1); -

1330 if (!function.isFunctionObject()) -

1331 return engine->throwTypeError(); -

1332 -

1333 Scope scope(engine); -

1334 CallArgs arguments = createSpreadArguments(scope, argv, argc); -

1335 if (engine->hasException) -

1336 return Encode::undefined(); -

1337 -

1338 return static_cast<const FunctionObject &>(function).call(&thisObject, arguments.argv, arguments.argc); -

1339 } -

1340 -

1341 ReturnedValue Runtime::method_construct(ExecutionEngine *engine, const Value &function, const Value &newTarget, Value *argv, int argc) -

1342 { -

1343 if (!function.isFunctionObject()) -

1344 return engine->throwTypeError(); -

1345 -

1346 return static_cast<const FunctionObject &>(function).callAsConstructor(argv, argc, &newTarget); -

1347 } -

1348 -

1349 ReturnedValue Runtime::method_constructWithSpread(ExecutionEngine *engine, const Value &function, const Value &newTarget, Value *argv, int argc) -

1350 { -

1351 Q_UNIMPLEMENTED(); -

1352 if (!function.isFunctionObject()) -

1353 return engine->throwTypeError(); -

1354 -

1355 Scope scope(engine); -

1356 CallArgs arguments = createSpreadArguments(scope, argv, argc); -

1357 if (engine->hasException) -

1358 return Encode::undefined(); -

1359 -

1360 return static_cast<const FunctionObject &>(function).callAsConstructor(arguments.argv, arguments.argc, &newTarget); -

1361 } -

1362 -

1363 void Runtime::method_throwException(ExecutionEngine *engine, const Value &value) -

1364 { -

1365 if (!value.isEmpty()) -

1366 engine->throwError(value); -

1367 } -

1368 -

1369 ReturnedValue Runtime::method_typeofValue(ExecutionEngine *engine, const Value &value) -

1370 { -

1371 Scope scope(engine); -

1372 ScopedString res(scope); -

1373 switch (value.type()) { -

1374 case Value::Undefined_Type: -

1375 res = engine->id_undefined(); -

1376 break; -

1377 case Value::Null_Type: -

1378 res = engine->id_object(); -

1379 break; -

1380 case Value::Boolean_Type: -

1381 res = engine->id_boolean(); -

1382 break; -

1383 case Value::Managed_Type: -

1384 if (value.isString()) -

1385 res = engine->id_string(); -

1386 else if (value.isSymbol()) -

1387 res = engine->id_symbol(); -

1388 else if (value.objectValue()->as<FunctionObject>()) -

1389 res = engine->id_function(); -

1390 else -

1391 res = engine->id_object(); // ### implementation-defined -

1392 break; -

1393 default: -

1394 res = engine->id_number(); -

1395 break; -

1396 } -

1397 return res.asReturnedValue(); -

1398 } -

1399 -

1400 QV4::ReturnedValue Runtime::method_typeofName(ExecutionEngine *engine, int nameIndex) -

1401 { -

1402 Scope scope(engine); -

1403 ScopedString name(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]); -

1404 ScopedValue prop(scope, static_cast<ExecutionContext &>(engine->currentStackFrame->jsFrame->context).getProperty(name)); -

1405 // typeof doesn't throw. clear any possible exception -

1406 scope.engine->hasException = false; -

1407 return method_typeofValue(engine, prop); -

1408 } -

1409 -

1410 ReturnedValue Runtime::method_createWithContext(ExecutionEngine *engine, Value *jsStackFrame) -

1411 { -

1412 QV4::Value &accumulator = jsStackFrame[CallData::Accumulator]; -

1413 accumulator = accumulator.toObject(engine); -

1414 if (engine->hasException) -

1415 return Encode::undefined(); -

1416 Q_ASSERT(accumulator.isObject()); -

1417 const Object &obj = static_cast<const Object &>(accumulator); -

1418 ExecutionContext *context = static_cast<ExecutionContext *>(jsStackFrame + CallData::Context); -

1419 return context->newWithContext(obj.d())->asReturnedValue(); -

1420 } -

1421 -

1422 ReturnedValue Runtime::method_createCatchContext(ExecutionContext *parent, int blockIndex, int exceptionVarNameIndex) -

1423 { -

1424 ExecutionEngine *e = parent->engine(); -

1425 return parent->newCatchContext(e->currentStackFrame, blockIndex, -

1426 e->currentStackFrame->v4Function->compilationUnit->runtimeStrings[exceptionVarNameIndex])->asReturnedValue(); -

1427 } -

1428 -

1429 ReturnedValue Runtime::method_createBlockContext(ExecutionContext *parent, int index) -

1430 { -

1431 ExecutionEngine *e = parent->engine(); -

1432 return parent->newBlockContext(e->currentStackFrame, index)->asReturnedValue(); -

1433 } -

1434 -

1435 ReturnedValue Runtime::method_cloneBlockContext(ExecutionContext *previous) -

1436 { -

1437 return ExecutionContext::cloneBlockContext(static_cast<Heap::CallContext *>(previous->d()))->asReturnedValue(); -

1438 } -

1439 -

1440 -

1441 ReturnedValue Runtime::method_createScriptContext(ExecutionEngine *engine, int index) -

1442 { -

1443 Q_ASSERT(engine->currentStackFrame->context()->d()->type == Heap::ExecutionContext::Type_GlobalContext || -

1444 engine->currentStackFrame->context()->d()->type == Heap::ExecutionContext::Type_QmlContext); -

1445 ReturnedValue c = ExecutionContext::newBlockContext(engine->currentStackFrame, index)->asReturnedValue(); -

1446 engine->setScriptContext(c); -

1447 return c; -

1448 } -

1449 -

1450 ReturnedValue Runtime::method_popScriptContext(ExecutionEngine *engine) -

1451 { -

1452 ReturnedValue root = engine->rootContext()->asReturnedValue(); -

1453 engine->setScriptContext(root); -

1454 return root; -

1455 } -

1456 -

1457 -

1458 void Runtime::method_declareVar(ExecutionEngine *engine, bool deletable, int nameIndex) -

1459 { -

1460 Scope scope(engine); -

1461 ScopedString name(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeStrings[nameIndex]); -

1462 static_cast<ExecutionContext &>(engine->currentStackFrame->jsFrame->context).createMutableBinding(name, deletable); -

1463 } -

1464 -

1465 ReturnedValue Runtime::method_arrayLiteral(ExecutionEngine *engine, Value *values, uint length) -

1466 { -

1467 return engine->newArrayObject(values, length)->asReturnedValue(); -

1468 } -

1469 -

1470 ReturnedValue Runtime::method_objectLiteral(ExecutionEngine *engine, int classId, int argc, const QV4::Value *args) -

1471 { -

1472 Scope scope(engine); -

1473 Scoped<InternalClass> klass(scope, engine->currentStackFrame->v4Function->compilationUnit->runtimeClasses[classId]); -

1474 ScopedObject o(scope, engine->newObject(klass->d())); -

1475 -

1476 Q_ASSERT(uint(argc) >= klass->d()->size); -

1477 -

1478 for (uint i = 0; i < klass->d()->size; ++i) -

1479 o->setProperty(i, *args++); -

1480 -

1481 Q_ASSERT((argc - klass->d()->size) % 3 == 0); -

1482 int additionalArgs = (argc - int(klass->d()->size))/3; -

1483 -

1484 if (!additionalArgs) -

1485 return o->asReturnedValue(); -

1486 -

1487 ScopedPropertyKey name(scope); -

1488 ScopedProperty pd(scope); -

1489 for (int i = 0; i < additionalArgs; ++i) { -

1490 Q_ASSERT(args->isInteger()); -

1491 ObjectLiteralArgument arg = ObjectLiteralArgument(args->integerValue()); -

1492 name = args[1].toPropertyKey(engine); -

1493 if (engine->hasException) -

1494 return Encode::undefined(); -

1495 Q_ASSERT(arg == ObjectLiteralArgument::Value || args[2].isFunctionObject()); -

1496 if (arg == ObjectLiteralArgument::Value || arg == ObjectLiteralArgument::Getter) { -

1497 pd->value = args[2]; -

1498 pd->set = Primitive::emptyValue(); -

1499 } else { -

1500 pd->value = Primitive::emptyValue(); -

1501 pd->set = args[2]; -

1502 } -

1503 bool ok = o->defineOwnProperty(name, pd, (arg == ObjectLiteralArgument::Value ? Attr_Data : Attr_Accessor)); -

1504 if (!ok) -

1505 return engine->throwTypeError(); -

1506 -

1507 args += 3; -

1508 } -

1509 return o.asReturnedValue(); -

1510 } -

1511 -

1512 ReturnedValue Runtime::method_createClass(ExecutionEngine *engine, int classIndex, const Value &superClass, const Value *computedNames) -

1513 { -

1514 const CompiledData::CompilationUnit *unit = engine->currentStackFrame->v4Function->compilationUnit; -

1515 const QV4::CompiledData::Class *cls = unit->data->classAt(classIndex); -

1516 -

1517 Scope scope(engine); -

1518 ScopedObject protoParent(scope, engine->objectPrototype()); -

1519 ScopedObject constructorParent(scope, engine->functionPrototype()); -

1520 if (!superClass.isEmpty()) { -

1521 if (superClass.isNull()) { -

1522 protoParent = Encode::null(); -

1523 } else { -

1524 // ### check that the heritage object is a constructor -

1525 if (!superClass.isFunctionObject()) -

1526 return engine->throwTypeError(QStringLiteral("The superclass is not a function object.")); -

1527 const FunctionObject *s = static_cast<const FunctionObject *>(&superClass); -

1528 ScopedValue result(scope, s->get(scope.engine->id_prototype())); -

1529 if (!result->isObject() && !result->isNull()) -

1530 return engine->throwTypeError(QStringLiteral("The value of the superclass's prototype property is not an object.")); -

1531 protoParent = *result; -

1532 constructorParent = superClass; -

1533 } -

1534 } -

1535 -

1536 ScopedObject proto(scope, engine->newObject()); -

1537 proto->setPrototypeUnchecked(protoParent); -

1538 ExecutionContext *current = static_cast<ExecutionContext *>(&engine->currentStackFrame->jsFrame->context); -

1539 -

1540 ScopedFunctionObject constructor(scope); -

1541 QV4::Function *f = cls->constructorFunction != UINT_MAX ? unit->runtimeFunctions[cls->constructorFunction] : nullptr; -

1542 constructor = FunctionObject::createConstructorFunction(current, f, !superClass.isEmpty())->asReturnedValue(); -

1543 constructor->setPrototypeUnchecked(constructorParent); -

1544 constructor->defineDefaultProperty(engine->id_prototype(), proto); -

1545 proto->defineDefaultProperty(engine->id_constructor(), constructor); -

1546 -

1547 ScopedString name(scope); -

1548 if (cls->nameIndex != UINT_MAX) { -

1549 name = unit->runtimeStrings[cls->nameIndex]; -

1550 constructor->defineReadonlyConfigurableProperty(engine->id_name(), name); -

1551 } -

1552 -

1553 ScopedObject receiver(scope, *constructor); -

1554 ScopedPropertyKey propertyName(scope); -

1555 ScopedFunctionObject function(scope); -

1556 ScopedProperty property(scope); -

1557 const CompiledData::Method *methods = cls->methodTable(); -

1558 for (uint i = 0; i < cls->nStaticMethods + cls->nMethods; ++i) { -

1559 if (i == cls->nStaticMethods) -

1560 receiver = proto; -

1561 if (methods[i].name == UINT_MAX) { -

1562 propertyName = computedNames->toPropertyKey(engine); -

1563 if (engine->hasException) -

1564 return Encode::undefined(); -

1565 ++computedNames; -

1566 } else { -

1567 name = unit->runtimeStrings[methods[i].name]; -

1568 propertyName = name->toPropertyKey(); -

1569 } -

1570 QV4::Function *f = unit->runtimeFunctions[methods[i].function]; -

1571 Q_ASSERT(f); -

1572 if (f->isGenerator()) -

1573 function = MemberGeneratorFunction::create(current, f); -

1574 else -

1575 function = FunctionObject::createMemberFunction(current, f); -

1576 Q_ASSERT(function); -

1577 PropertyAttributes attributes; -

1578 switch (methods[i].type) { -

1579 case CompiledData::Method::Getter: -

1580 property->setGetter(function); -

1581 property->set = Primitive::emptyValue(); -

1582 attributes = Attr_Accessor|Attr_NotEnumerable; -

1583 break; -

1584 case CompiledData::Method::Setter: -

1585 property->value = Primitive::emptyValue(); -

1586 property->setSetter(function); -

1587 attributes = Attr_Accessor|Attr_NotEnumerable; -

1588 break; -

1589 default: // Regular -

1590 property->value = function; -

1591 property->set = Primitive::emptyValue(); -

1592 attributes = Attr_Data|Attr_NotEnumerable; -

1593 break; -

1594 } -

1595 receiver->defineOwnProperty(propertyName, property, attributes); -

1596 } -

1597 -

1598 return constructor->asReturnedValue(); -

1599 } -

1600 -

1601 QV4::ReturnedValue Runtime::method_createMappedArgumentsObject(ExecutionEngine *engine) -

1602 { -

1603 Q_ASSERT(engine->currentContext()->d()->type == Heap::ExecutionContext::Type_CallContext); -

1604 Heap::InternalClass *ic = engine->internalClasses(EngineBase::Class_ArgumentsObject); -

1605 return engine->memoryManager->allocObject<ArgumentsObject>(ic, engine->currentStackFrame)->asReturnedValue(); -

1606 } -

1607 -

1608 QV4::ReturnedValue Runtime::method_createUnmappedArgumentsObject(ExecutionEngine *engine) -

1609 { -

1610 Heap::InternalClass *ic = engine->internalClasses(EngineBase::Class_StrictArgumentsObject); -

1611 return engine->memoryManager->allocObject<StrictArgumentsObject>(ic, engine->currentStackFrame)->asReturnedValue(); -

1612 } -

1613 -

1614 QV4::ReturnedValue Runtime::method_createRestParameter(ExecutionEngine *engine, int argIndex) -

1615 { -

1616 const Value *values = engine->currentStackFrame->originalArguments + argIndex; -

1617 int nValues = engine->currentStackFrame->originalArgumentsCount - argIndex; -

1618 if (nValues <= 0) -

1619 return engine->newArrayObject(0)->asReturnedValue(); -

1620 return engine->newArrayObject(values, nValues)->asReturnedValue(); -

1621 } -

1622 -

1623 -

1624 ReturnedValue Runtime::method_loadQmlContext(NoThrowEngine *engine) -

1625 { -

1626 Heap::QmlContext *ctx = engine->qmlContext(); -

1627 Q_ASSERT(ctx); -

1628 return ctx->asReturnedValue(); -

1629 } -

1630 -

1631 ReturnedValue Runtime::method_regexpLiteral(ExecutionEngine *engine, int id) -

1632 { -

1633 Heap::RegExpObject *ro = engine->newRegExpObject(engine->currentStackFrame->v4Function->compilationUnit->runtimeRegularExpressions[id].as<RegExp>()); -

1634 return ro->asReturnedValue(); -

1635 } -

1636 -

1637 ReturnedValue Runtime::method_loadQmlScopeObjectProperty(ExecutionEngine *engine, const Value &context, int propertyIndex, bool captureRequired) -

1638 { -

1639 const QmlContext &c = static_cast<const QmlContext &>(context); -

1640 return QV4::QObjectWrapper::getProperty(engine, c.d()->qml()->scopeObject, propertyIndex, captureRequired); -

1641 } -

1642 -

1643 ReturnedValue Runtime::method_loadQmlContextObjectProperty(ExecutionEngine *engine, const Value &context, int propertyIndex, bool captureRequired) -

1644 { -

1645 const QmlContext &c = static_cast<const QmlContext &>(context); -

1646 return QV4::QObjectWrapper::getProperty(engine, (*c.d()->qml()->context)->contextObject, propertyIndex, captureRequired); -

1647 } -

1648 -

1649 ReturnedValue Runtime::method_loadQmlIdObject(ExecutionEngine *engine, const Value &c, uint index) -

1650 { -

1651 const QmlContext &qmlContext = static_cast<const QmlContext &>(c); -

1652 QQmlContextData *context = *qmlContext.d()->qml()->context; -

1653 if (!context || index >= (uint)context->idValueCount) -

1654 return Encode::undefined(); -

1655 -

1656 QQmlEnginePrivate *ep = engine->qmlEngine() ? QQmlEnginePrivate::get(engine->qmlEngine()) : nullptr; -

1657 if (ep && ep->propertyCapture) -

1658 ep->propertyCapture->captureProperty(&context->idValues[index].bindings); -

1659 -

1660 return QObjectWrapper::wrap(engine, context->idValues[index].data()); -

1661 } -

1662 -

1663 void Runtime::method_storeQmlScopeObjectProperty(ExecutionEngine *engine, const Value &context, int propertyIndex, const Value &value) -

1664 { -

1665 const QmlContext &c = static_cast<const QmlContext &>(context); -

1666 return QV4::QObjectWrapper::setProperty(engine, c.d()->qml()->scopeObject, propertyIndex, value); -

1667 } -

1668 -

1669 void Runtime::method_storeQmlContextObjectProperty(ExecutionEngine *engine, const Value &context, int propertyIndex, const Value &value) -

1670 { -

1671 const QmlContext &c = static_cast<const QmlContext &>(context); -

1672 return QV4::QObjectWrapper::setProperty(engine, (*c.d()->qml()->context)->contextObject, propertyIndex, value); -

1673 } -

1674 -

1675 ReturnedValue Runtime::method_loadQmlImportedScripts(NoThrowEngine *engine) -

1676 { -

1677 QQmlContextData *context = engine->callingQmlContext(); -

1678 if (!context) -

1679 return Encode::undefined(); -

1680 return context->importedScripts.value(); -

1681 } -

1682 -

1683 ReturnedValue Runtime::method_uMinus(const Value &value) -

1684 { -

1685 TRACE1(value); -

1686 -

1687 // +0 != -0, so we need to convert to double when negating 0 -

1688 if (value.isInteger() && value.integerValue() && -

1689 value.integerValue() != std::numeric_limits<int>::min()) -

1690 return Encode(-value.integerValue()); -

1691 else { -

1692 double n = RuntimeHelpers::toNumber(value); -

1693 return Encode(-n); -

1694 } -

1695 } -

1696 -

1697 // binary operators -

1698 -

1699 #ifndef V4_BOOTSTRAP -

1700 ReturnedValue Runtime::method_add(ExecutionEngine *engine, const Value &left, const Value &right) -

1701 { -

1702 TRACE2(left, right); -

1703 -

1704 if (Q_LIKELY(left.integerCompatible() && right.integerCompatible())) -

1705 return add_int32(left.integerValue(), right.integerValue()); -

1706 if (left.isNumber() && right.isNumber()) -

1707 return Primitive::fromDouble(left.asDouble() + right.asDouble()).asReturnedValue(); -

1708 -

1709 return RuntimeHelpers::addHelper(engine, left, right); -

1710 } -

1711 #endif // V4_BOOTSTRAP -

1712 -

1713 ReturnedValue Runtime::method_sub(const Value &left, const Value &right) -

1714 { -

1715 TRACE2(left, right); -

1716 -

1717 if (Q_LIKELY(left.integerCompatible() && right.integerCompatible())) -

1718 return sub_int32(left.integerValue(), right.integerValue()); -

1719 -

1720 double lval = left.isNumber() ? left.asDouble() : left.toNumberImpl(); -

1721 double rval = right.isNumber() ? right.asDouble() : right.toNumberImpl(); -

1722 -

1723 return Primitive::fromDouble(lval - rval).asReturnedValue(); -

1724 } -

1725 -

1726 ReturnedValue Runtime::method_mul(const Value &left, const Value &right) -

1727 { -

1728 TRACE2(left, right); -

1729 -

1730 if (Q_LIKELY(left.integerCompatible() && right.integerCompatible())) -

1731 return mul_int32(left.integerValue(), right.integerValue()); -

1732 -

1733 double lval = left.isNumber() ? left.asDouble() : left.toNumberImpl(); -

1734 double rval = right.isNumber() ? right.asDouble() : right.toNumberImpl(); -

1735 -

1736 return Primitive::fromDouble(lval * rval).asReturnedValue(); -

1737 } -

1738 -

1739 ReturnedValue Runtime::method_div(const Value &left, const Value &right) -

1740 { -

1741 TRACE2(left, right); -

1742 -

1743 if (Value::integerCompatible(left, right)) { -

1744 int lval = left.integerValue(); -

1745 int rval = right.integerValue(); -

1746 if (rval != 0 // division by zero should result in a NaN -

1747 && (lval % rval == 0) // fractions can't be stored in an int -

1748 && !(lval == 0 && rval < 0)) // 0 / -something results in -0.0 -

1749 return Encode(int(lval / rval)); -

1750 else -

1751 return Encode(double(lval) / rval); -

1752 } -

1753 -

1754 double lval = left.toNumber(); -

1755 double rval = right.toNumber(); -

1756 return Primitive::fromDouble(lval / rval).asReturnedValue(); -

1757 } -

1758 -

1759 ReturnedValue Runtime::method_mod(const Value &left, const Value &right) -

1760 { -

1761 TRACE2(left, right); -

1762 -

1763 if (Value::integerCompatible(left, right) && left.integerValue() > 0 && right.integerValue() > 0) { -

1764 int intRes = left.integerValue() % right.integerValue(); -

1765 if (intRes != 0 || left.integerValue() >= 0) -

1766 return Encode(intRes); -

1767 } -

1768 -

1769 double lval = RuntimeHelpers::toNumber(left); -

1770 double rval = RuntimeHelpers::toNumber(right); -

1771 #ifdef fmod -

1772 # undef fmod -

1773 #endif -

1774 return Primitive::fromDouble(std::fmod(lval, rval)).asReturnedValue(); -

1775 } -

1776 -

1777 ReturnedValue Runtime::method_shl(const Value &left, const Value &right) -

1778 { -

1779 TRACE2(left, right); -

1780 -

1781 int lval = left.toInt32(); -

1782 int rval = right.toInt32() & 0x1f; -

1783 return Encode((int)(lval << rval)); -

1784 } -

1785 -

1786 ReturnedValue Runtime::method_shr(const Value &left, const Value &right) -

1787 { -

1788 TRACE2(left, right); -

1789 -

1790 int lval = left.toInt32(); -

1791 unsigned rval = right.toUInt32() & 0x1f; -

1792 return Encode((int)(lval >> rval)); -

1793 } -

1794 -

1795 ReturnedValue Runtime::method_ushr(const Value &left, const Value &right) -

1796 { -

1797 TRACE2(left, right); -

1798 -

1799 unsigned lval = left.toUInt32(); -

1800 unsigned rval = right.toUInt32() & 0x1f; -

1801 uint res = lval >> rval; -

1802 -

1803 return Encode(res); -

1804 } -

1805 -

1806 #endif // V4_BOOTSTRAP -

1807 -

1808 ReturnedValue Runtime::method_greaterThan(const Value &left, const Value &right) -

1809 { -

1810 TRACE2(left, right); -

1811 -

1812 bool r = method_compareGreaterThan(left, right); -

1813

return Encode(r);

never executed: return Encode(r);

1814 } -

1815 -

1816 ReturnedValue Runtime::method_lessThan(const Value &left, const Value &right) -

1817 { -

1818 TRACE2(left, right); -

1819 -

1820 bool r = method_compareLessThan(left, right); -

1821

return Encode(r);

never executed: return Encode(r);

1822 } -

1823 -

1824 ReturnedValue Runtime::method_greaterEqual(const Value &left, const Value &right) -

1825 { -

1826 TRACE2(left, right); -

1827 -

1828 bool r = method_compareGreaterEqual(left, right); -

1829

return Encode(r);

never executed: return Encode(r);

1830 } -

1831 -

1832 ReturnedValue Runtime::method_lessEqual(const Value &left, const Value &right) -

1833 { -

1834 TRACE2(left, right); -

1835 -

1836 bool r = method_compareLessEqual(left, right); -

1837

return Encode(r);

never executed: return Encode(r);

1838 } -

1839 -

1840 struct LazyScope -

1841 { -

1842 ExecutionEngine *engine = nullptr; -

1843 Value *stackMark = nullptr; -

1844 ~LazyScope() { -

1845

if (engine)

engine

Description

TRUE

evaluated 663 times by 5 tests

Evaluated by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlvaluetypes
tst_qquickanimationcontroller

FALSE

evaluated 192641 times by 33 tests

Evaluated by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickmousearea
...

663-192641

1846

engine->jsStackTop = stackMark;

executed 663 times by 5 tests: engine->jsStackTop = stackMark;

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlvaluetypes
tst_qquickanimationcontroller

663

1847

}

executed 193304 times by 33 tests: end of block

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickmousearea
...

193304

1848 template <typename T> -

1849 void set(Value **scopedValue, T value, ExecutionEngine *e) { -

1850

if (!engine) {

!engine	Description
TRUE	evaluated 662 times by 5 tests Evaluated by: tst_ecmascripttests tst_qjsvalue tst_qqmlecmascript tst_qqmlvaluetypes tst_qquickanimationcontroller
FALSE	never evaluated

0-662

1851 engine = e; -

1852 stackMark = engine->jsStackTop; -

1853

}

executed 662 times by 5 tests: end of block

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlvaluetypes
tst_qquickanimationcontroller

662

1854

if (!*scopedValue)

!*scopedValue	Description
TRUE	evaluated 661 times by 5 tests Evaluated by: tst_ecmascripttests tst_qjsvalue tst_qqmlecmascript tst_qqmlvaluetypes tst_qquickanimationcontroller
FALSE	never evaluated

0-661

1855

*scopedValue = e->jsAlloca(1);

executed 662 times by 5 tests: *scopedValue = e->jsAlloca(1);

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlvaluetypes
tst_qquickanimationcontroller

662

1856 **scopedValue = value; -

1857

}

executed 661 times by 5 tests: end of block

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlvaluetypes
tst_qquickanimationcontroller

661

1858 }; -

1859 -

1860 Bool Runtime::method_compareEqual(const Value &left, const Value &right) -

1861 { -

1862 TRACE2(left, right); -

1863 -

1864 Value lhs = left; -

1865 Value rhs = right; -

1866 -

1867 #ifndef V4_BOOTSTRAP -

1868 LazyScope scope; -

1869 Value *lhsGuard = nullptr; -

1870 Value *rhsGuard = nullptr; -

1871 #endif -

1872 -

1873

redo:

code before this statement executed 193302 times by 33 tests: redo:

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickmousearea
...

193302

1874

if (lhs.asReturnedValue() == rhs.asReturnedValue())

lhs.asReturned...eturnedValue()

Description

TRUE

evaluated 2620 times by 17 tests

Evaluated by:

tst_ecmascripttests
tst_qjsengine
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmlqt
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickgridview
tst_qquickitem2
tst_qquicklistview
tst_qquickloader
tst_qquickmousearea
tst_qquickpathview
tst_qquickrepeater
tst_qquickvisualdatamodel

FALSE

evaluated 191347 times by 30 tests

Evaluated by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickpositioners
...

2620-191347

1875

return !lhs.isNaN();

executed 2620 times by 17 tests: return !lhs.isNaN();

Executed by:

tst_ecmascripttests
tst_qjsengine
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmlqt
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickgridview
tst_qquickitem2
tst_qquicklistview
tst_qquickloader
tst_qquickmousearea
tst_qquickpathview
tst_qquickrepeater
tst_qquickvisualdatamodel

2620

1876 -

1877 int lt = lhs.quickType(); -

1878 int rt = rhs.quickType(); -

1879

if (rt < lt) {

rt < lt

Description

TRUE

evaluated 1040 times by 10 tests

Evaluated by:

tst_ecmascripttests
tst_examples
tst_qjsvalue
tst_qqmlbinding
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquicklayouts
tst_qquicklistview

FALSE

evaluated 190308 times by 30 tests

Evaluated by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlbinding
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickpositioners
...

1040-190308

1880 qSwap(lhs, rhs); -

1881 qSwap(lt, rt); -

1882

}

executed 1040 times by 10 tests: end of block

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsvalue
tst_qqmlbinding
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquicklayouts
tst_qquicklistview

1040

1883 -

1884 switch (lt) { -

1885

case QV4::Value::QT_ManagedOrUndefined:

executed 188032 times by 29 tests: case QV4::Value::QT_ManagedOrUndefined:

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickpositioners
tst_qquickvisualdatamodel
...

188032

1886

if (lhs.isUndefined())

lhs.isUndefined()

Description

TRUE

evaluated 164 times by 4 tests

Evaluated by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qquickitem2

FALSE

evaluated 187867 times by 29 tests

Evaluated by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickpositioners
tst_qquickvisualdatamodel
...

164-187867

1887

return rhs.isNullOrUndefined();

executed 164 times by 4 tests: return rhs.isNullOrUndefined();

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qquickitem2

164

1888 Q_FALLTHROUGH(); -

1889

case QV4::Value::QT_ManagedOrUndefined1:

code before this statement executed 187867 times by 29 tests: case QV4::Value::QT_ManagedOrUndefined1:

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickpositioners
tst_qquickvisualdatamodel
...

never executed: case QV4::Value::QT_ManagedOrUndefined1:

0-187867

1890

case QV4::Value::QT_ManagedOrUndefined2:

never executed: case QV4::Value::QT_ManagedOrUndefined2:

1891

case QV4::Value::QT_ManagedOrUndefined3:

never executed: case QV4::Value::QT_ManagedOrUndefined3:

1892 // LHS: Managed -

1893 switch (rt) { -

1894

case QV4::Value::QT_ManagedOrUndefined:

executed 187127 times by 29 tests: case QV4::Value::QT_ManagedOrUndefined:

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickpositioners
tst_qquickvisualdatamodel
...

187127

1895

if (rhs.isUndefined())

rhs.isUndefined()

Description

TRUE

evaluated 70 times by 7 tests

Evaluated by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmlvaluetypes
tst_qtqmlmodules

FALSE

evaluated 187057 times by 28 tests

Evaluated by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickpositioners
tst_qquickvisualdatamodel
...

70-187057

1896

return false;

executed 70 times by 7 tests: return false;

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmlvaluetypes
tst_qtqmlmodules

1897 Q_FALLTHROUGH(); -

1898

case QV4::Value::QT_ManagedOrUndefined1:

code before this statement executed 187058 times by 28 tests: case QV4::Value::QT_ManagedOrUndefined1:

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsengine
tst_qjsonbinding
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmllistmodel
tst_qqmllistmodelworkerscript
tst_qqmllocale
tst_qqmlnotifier
tst_qqmlqt
tst_qqmlsqldatabase
tst_qqmlvaluetypeproviders
tst_qqmlvaluetypes
tst_qqmlxmlhttprequest
tst_qquickanimationcontroller
tst_qquickanimations
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview
tst_qquickloader
tst_qquickpositioners
tst_qquickvisualdatamodel
...

never executed: case QV4::Value::QT_ManagedOrUndefined1:

0-187058

1899

case QV4::Value::QT_ManagedOrUndefined2:

never executed: case QV4::Value::QT_ManagedOrUndefined2:

1900

case QV4::Value::QT_ManagedOrUndefined3: {

never executed: case QV4::Value::QT_ManagedOrUndefined3:

1901 #ifndef V4_BOOTSTRAP -

1902 // RHS: Managed -

1903 Heap::Base *l = lhs.m(); -

1904 Heap::Base *r = rhs.m(); -

1905 Q_ASSERT(l); -

1906 Q_ASSERT(r); -

1907 if (l->internalClass->vtable->isStringOrSymbol == r->internalClass->vtable->isStringOrSymbol) -

1908 return static_cast<QV4::Managed &>(lhs).isEqualTo(&static_cast<QV4::Managed &>(rhs)); -

1909 if (l->internalClass->vtable->isStringOrSymbol) { -

1910 scope.set(&rhsGuard, RuntimeHelpers::objectDefaultValue(&static_cast<QV4::Object &>(rhs), PREFERREDTYPE_HINT), r->internalClass->engine); -

1911 rhs = rhsGuard->asReturnedValue(); -

1912 break; -

1913 } else { -

1914 Q_ASSERT(r->internalClass->vtable->isStringOrSymbol); -

1915 scope.set(&lhsGuard, RuntimeHelpers::objectDefaultValue(&static_cast<QV4::Object &>(lhs), PREFERREDTYPE_HINT), l->internalClass->engine); -

1916 lhs = lhsGuard->asReturnedValue(); -

1917 break; -

1918 } -

1919 #endif -

1920

return false;

never executed: return false;

1921 } -

1922

case QV4::Value::QT_Empty:

never executed: case QV4::Value::QT_Empty:

1923 Q_UNREACHABLE(); -

1924

case QV4::Value::QT_Null:

code before this statement never executed: case QV4::Value::QT_Null:

executed 40 times by 5 tests: case QV4::Value::QT_Null:

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmlxmlhttprequest

0-40

1925

return false;

executed 40 times by 5 tests: return false;

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlcomponent
tst_qqmlecmascript
tst_qqmlxmlhttprequest

1926

case QV4::Value::QT_Bool:

executed 188 times by 2 tests: case QV4::Value::QT_Bool:

Executed by:

tst_ecmascripttests
tst_qjsvalue

188

1927

case QV4::Value::QT_Int:

executed 279 times by 4 tests: case QV4::Value::QT_Int:

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlxmlhttprequest

279

1928 rhs = Primitive::fromDouble(rhs.int_32()); -

1929 // fall through -

1930

default: // double

code before this statement executed 467 times by 4 tests: default:

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlxmlhttprequest

executed 701 times by 5 tests: default:

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlxmlhttprequest
tst_qquicklistview

467-701

1931 #ifndef V4_BOOTSTRAP -

1932 if (lhs.m()->internalClass->vtable->isStringOrSymbol) { -

1933 return lhs.m()->internalClass->vtable->isString ? (RuntimeHelpers::toNumber(lhs) == rhs.doubleValue()) : false; -

1934 } else { -

1935 scope.set(&lhsGuard, RuntimeHelpers::objectDefaultValue(&static_cast<QV4::Object &>(lhs), PREFERREDTYPE_HINT), lhs.m()->internalClass->engine); -

1936 lhs = lhsGuard->asReturnedValue(); -

1937 } -

1938 #else -

1939 Q_UNIMPLEMENTED(); -

1940 #endif -

1941

}

never executed: end of block

1942

goto redo;

executed 662 times by 5 tests: goto redo;

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlvaluetypes
tst_qquickanimationcontroller

662

1943

case QV4::Value::QT_Empty:

never executed: case QV4::Value::QT_Empty:

1944 Q_UNREACHABLE(); -

1945

case QV4::Value::QT_Null:

code before this statement never executed: case QV4::Value::QT_Null:

executed 44 times by 3 tests: case QV4::Value::QT_Null:

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlxmlhttprequest

0-44

1946

return rhs.isNull();

executed 44 times by 3 tests: return rhs.isNull();

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlxmlhttprequest

1947

case QV4::Value::QT_Bool:

executed 2094 times by 10 tests: case QV4::Value::QT_Bool:

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsvalue
tst_qqmlbinding
tst_qqmlecmascript
tst_qquickanimationcontroller
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview

2094

1948

case QV4::Value::QT_Int:

executed 1090 times by 7 tests: case QV4::Value::QT_Int:

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlbinding
tst_qqmlecmascript
tst_qqmllistmodel
tst_qquicklayouts
tst_qquicklistview

1090

1949 switch (rt) { -

1950

case QV4::Value::QT_ManagedOrUndefined:

never executed: case QV4::Value::QT_ManagedOrUndefined:

1951

case QV4::Value::QT_ManagedOrUndefined1:

never executed: case QV4::Value::QT_ManagedOrUndefined1:

1952

case QV4::Value::QT_ManagedOrUndefined2:

never executed: case QV4::Value::QT_ManagedOrUndefined2:

1953

case QV4::Value::QT_ManagedOrUndefined3:

never executed: case QV4::Value::QT_ManagedOrUndefined3:

1954

case QV4::Value::QT_Empty:

never executed: case QV4::Value::QT_Empty:

1955

case QV4::Value::QT_Null:

never executed: case QV4::Value::QT_Null:

1956 Q_UNREACHABLE(); -

1957

case QV4::Value::QT_Bool:

code before this statement never executed: case QV4::Value::QT_Bool:

executed 1898 times by 10 tests: case QV4::Value::QT_Bool:

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsvalue
tst_qqmlbinding
tst_qqmlecmascript
tst_qquickanimationcontroller
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview

0-1898

1958

case QV4::Value::QT_Int:

executed 114 times by 2 tests: case QV4::Value::QT_Int:

Executed by:

tst_ecmascripttests
tst_qjsvalue

114

1959

return lhs.int_32() == rhs.int_32();

executed 2011 times by 10 tests: return lhs.int_32() == rhs.int_32();

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsvalue
tst_qqmlbinding
tst_qqmlecmascript
tst_qquickanimationcontroller
tst_qquickgridview
tst_qquickitem2
tst_qquicklayouts
tst_qquicklistview

2011

1960

default: // double

executed 1173 times by 7 tests: default:

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlbinding
tst_qqmlecmascript
tst_qqmllistmodel
tst_qquicklayouts
tst_qquicklistview

1173

1961

return lhs.int_32() == rhs.doubleValue();

executed 1173 times by 7 tests: return lhs.int_32() == rhs.doubleValue();

Executed by:

tst_ecmascripttests
tst_qjsvalue
tst_qqmlbinding
tst_qqmlecmascript
tst_qqmllistmodel
tst_qquicklayouts
tst_qquicklistview

1173

1962 } -

1963

default: // double

executed 86 times by 5 tests: default:

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlvaluetypes

1964 Q_ASSERT(rhs.isDouble()); -

1965

return lhs.doubleValue() == rhs.doubleValue();

executed 86 times by 5 tests: return lhs.doubleValue() == rhs.doubleValue();

Executed by:

tst_ecmascripttests
tst_examples
tst_qjsvalue
tst_qqmlecmascript
tst_qqmlvaluetypes

1966 } -

1967 } -

1968 -

1969 ReturnedValue Runtime::method_equal(const Value &left, const Value &right) -

1970 { -

1971 TRACE2(left, right); -

1972 -

1973 bool r = method_compareEqual(left, right); -

1974

return Encode(r);

executed 12 times by 2 tests: return Encode(r);

Executed by:

tst_qqmlbinding
tst_qquicklistview

1975 } -

1976 -

1977 ReturnedValue Runtime::method_notEqual(const Value &left, const Value &right) -

1978 { -

1979 TRACE2(left, right); -

1980 -

1981 bool r = !method_compareEqual(left, right); -

1982

return Encode(r);

never executed: return Encode(r);

1983 } -

1984 -

1985 ReturnedValue Runtime::method_strictEqual(const Value &left, const Value &right) -

1986 { -

1987 TRACE2(left, right); -

1988 -

1989 bool r = RuntimeHelpers::strictEqual(left, right); -

1990

return Encode(r);

executed 132 times by 1 test: return Encode(r);

Executed by:

tst_qqmlecmascript

132

1991 } -

1992 -

1993 ReturnedValue Runtime::method_strictNotEqual(const Value &left, const Value &right) -

1994 { -

1995 TRACE2(left, right); -

1996 -

1997 bool r = ! RuntimeHelpers::strictEqual(left, right); -

1998

return Encode(r);

never executed: return Encode(r);

1999 } -

2000 -

2001 Bool Runtime::method_compareNotEqual(const Value &left, const Value &right) -

2002 { -

2003 TRACE2(left, right); -

2004 -

2005

return !Runtime::method_compareEqual(left, right);

executed 1520 times by 4 tests: return !Runtime::method_compareEqual(left, right);

Executed by:

tst_qquicklayouts
tst_qquicklistview
tst_qquickvisualdatamodel
tst_signalspy

1520

2006 } -

2007 -

2008 Bool Runtime::method_compareStrictEqual(const Value &left, const Value &right) -

2009 { -

2010 TRACE2(left, right); -

2011 -

2012

return RuntimeHelpers::strictEqual(left, right);

never executed: return RuntimeHelpers::strictEqual(left, right);

2013 } -

2014 -

2015 Bool Runtime::method_compareStrictNotEqual(const Value &left, const Value &right) -

2016 { -

2017 TRACE2(left, right); -

2018 -

2019

return ! RuntimeHelpers::strictEqual(left, right);

never executed: return ! RuntimeHelpers::strictEqual(left, right);

2020 } -

2021 -

2022 } // namespace QV4 -

2023 -

2024 QT_END_NAMESPACE -

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