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qv4compileddata.cpp #1

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtQml module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
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15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
28** Public license version 3 or any later version approved by the KDE Free-
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31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and-
34** https://www.gnu.org/licenses/gpl-3.0.html.-
35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include "qv4compileddata_p.h"-
41#include <private/qv4value_p.h>-
42#ifndef V4_BOOTSTRAP-
43#include <private/qv4engine_p.h>-
44#include <private/qv4function_p.h>-
45#include <private/qv4objectproto_p.h>-
46#include <private/qv4lookup_p.h>-
47#include <private/qv4regexpobject_p.h>-
48#include <private/qv4regexp_p.h>-
49#include <private/qqmlpropertycache_p.h>-
50#include <private/qqmltypeloader_p.h>-
51#include <private/qqmlengine_p.h>-
52#include <private/qv4vme_moth_p.h>-
53#include "qv4compilationunitmapper_p.h"-
54#include <QQmlPropertyMap>-
55#include <QDateTime>-
56#include <QFile>-
57#include <QFileInfo>-
58#include <QScopedValueRollback>-
59#include <QStandardPaths>-
60#include <QDir>-
61#include <private/qv4identifiertable_p.h>-
62#endif-
63#include <private/qqmlirbuilder_p.h>-
64#include <QCoreApplication>-
65#include <QCryptographicHash>-
66#include <QSaveFile>-
67-
68// generated by qmake:-
69#include "qml_compile_hash_p.h"-
70-
71#include <algorithm>-
72-
73QT_BEGIN_NAMESPACE-
74-
75namespace QV4 {-
76-
77namespace CompiledData {-
78-
79static_assert(sizeof(Unit::libraryVersionHash) >= QML_COMPILE_HASH_LENGTH + 1, "Compile hash length exceeds reserved size in data structure. Please adjust and bump the format version");-
80-
81CompilationUnit::CompilationUnit(const Unit *unitData)-
82{-
83 data = unitData;-
84}
executed 2391957 times by 146 tests: end of block
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugjs
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • tst_qqmlenginedebugservice
  • tst_qqmlexpression
  • tst_qqmlfileselector
  • ...
2391957
85-
86#ifndef V4_BOOTSTRAP-
87CompilationUnit::~CompilationUnit()-
88{-
89 unlink();-
90 if (data && !(data->flags & QV4::CompiledData::Unit::StaticData))-
91 free(const_cast<Unit *>(data));-
92 data = nullptr;-
93}-
94-
95QString CompilationUnit::localCacheFilePath(const QUrl &url)-
96{-
97 const QString localSourcePath = QQmlFile::urlToLocalFileOrQrc(url);-
98 const QString cacheFileSuffix = QFileInfo(localSourcePath + QLatin1Char('c')).completeSuffix();-
99 QCryptographicHash fileNameHash(QCryptographicHash::Sha1);-
100 fileNameHash.addData(localSourcePath.toUtf8());-
101 QString directory = QStandardPaths::writableLocation(QStandardPaths::CacheLocation) + QLatin1String("/qmlcache/");-
102 QDir::root().mkpath(directory);-
103 return directory + QString::fromUtf8(fileNameHash.result().toHex()) + QLatin1Char('.') + cacheFileSuffix;-
104}-
105-
106QV4::Function *CompilationUnit::linkToEngine(ExecutionEngine *engine)-
107{-
108 this->engine = engine;-
109 engine->compilationUnits.insert(this);-
110-
111 Q_ASSERT(!runtimeStrings);-
112 Q_ASSERT(data);-
113 runtimeStrings = (QV4::Heap::String **)malloc(data->stringTableSize * sizeof(QV4::Heap::String*));-
114 // memset the strings to 0 in case a GC run happens while we're within the loop below-
115 memset(runtimeStrings, 0, data->stringTableSize * sizeof(QV4::Heap::String*));-
116 for (uint i = 0; i < data->stringTableSize; ++i)-
117 runtimeStrings[i] = engine->newString(data->stringAt(i));-
118-
119 runtimeRegularExpressions = new QV4::Value[data->regexpTableSize];-
120 // memset the regexps to 0 in case a GC run happens while we're within the loop below-
121 memset(runtimeRegularExpressions, 0, data->regexpTableSize * sizeof(QV4::Value));-
122 for (uint i = 0; i < data->regexpTableSize; ++i) {-
123 const CompiledData::RegExp *re = data->regexpAt(i);-
124 bool global = false;-
125 bool multiline = false;-
126 bool ignoreCase = false;-
127 if (re->flags & CompiledData::RegExp::RegExp_Global)-
128 global = true;-
129 if (re->flags & CompiledData::RegExp::RegExp_IgnoreCase)-
130 ignoreCase = true;-
131 if (re->flags & CompiledData::RegExp::RegExp_Multiline)-
132 multiline = true;-
133 runtimeRegularExpressions[i] = QV4::RegExp::create(engine, data->stringAt(re->stringIndex), ignoreCase, multiline, global);-
134 }-
135-
136 if (data->lookupTableSize) {-
137 runtimeLookups = new QV4::Lookup[data->lookupTableSize];-
138 memset(runtimeLookups, 0, data->lookupTableSize * sizeof(QV4::Lookup));-
139 const CompiledData::Lookup *compiledLookups = data->lookupTable();-
140 for (uint i = 0; i < data->lookupTableSize; ++i) {-
141 QV4::Lookup *l = runtimeLookups + i;-
142-
143 Lookup::Type type = Lookup::Type(uint(compiledLookups[i].type_and_flags));-
144 if (type == CompiledData::Lookup::Type_Getter)-
145 l->getter = QV4::Lookup::getterGeneric;-
146 else if (type == CompiledData::Lookup::Type_Setter)-
147 l->setter = QV4::Lookup::setterGeneric;-
148 else if (type == CompiledData::Lookup::Type_GlobalGetter)-
149 l->globalGetter = QV4::Lookup::globalGetterGeneric;-
150 l->nameIndex = compiledLookups[i].nameIndex;-
151 }-
152 }-
153-
154 if (data->jsClassTableSize) {-
155 runtimeClasses = (QV4::Heap::InternalClass **)malloc(data->jsClassTableSize * sizeof(QV4::Heap::InternalClass *));-
156 // memset the regexps to 0 in case a GC run happens while we're within the loop below-
157 memset(runtimeClasses, 0, data->jsClassTableSize * sizeof(QV4::Heap::InternalClass *));-
158 for (uint i = 0; i < data->jsClassTableSize; ++i) {-
159 int memberCount = 0;-
160 const CompiledData::JSClassMember *member = data->jsClassAt(i, &memberCount);-
161 runtimeClasses[i] = engine->internalClasses(QV4::ExecutionEngine::Class_Object);-
162 for (int j = 0; j < memberCount; ++j, ++member)-
163 runtimeClasses[i] = runtimeClasses[i]->addMember(engine->identifierTable->asPropertyKey(runtimeStrings[member->nameOffset]), member->isAccessor ? QV4::Attr_Accessor : QV4::Attr_Data);-
164 }-
165 }-
166-
167#if Q_BYTE_ORDER == Q_BIG_ENDIAN-
168 Value *bigEndianConstants = new Value[data->constantTableSize];-
169 const quint64_le *littleEndianConstants = data->constants();-
170 for (uint i = 0; i < data->constantTableSize; ++i)-
171 bigEndianConstants[i] = Value::fromReturnedValue(littleEndianConstants[i]);-
172 constants = bigEndianConstants;-
173#else-
174 constants = reinterpret_cast<const Value*>(data->constants());-
175#endif-
176-
177 linkBackendToEngine(engine);-
178-
179 static const bool showCode = qEnvironmentVariableIsSet("QV4_SHOW_BYTECODE");-
180 if (showCode) {-
181 qDebug() << "=== Constant table";-
182 Moth::dumpConstantTable(constants, data->constantTableSize);-
183 qDebug() << "=== String table";-
184 for (uint i = 0; i < data->stringTableSize; ++i)-
185 qDebug() << " " << i << ":" << runtimeStrings[i]->toQString();-
186 qDebug() << "=== Closure table";-
187 for (uint i = 0; i < data->functionTableSize; ++i)-
188 qDebug() << " " << i << ":" << runtimeFunctions[i]->name()->toQString();-
189 qDebug() << "root function at index " << (data->indexOfRootFunction != -1 ? data->indexOfRootFunction : 0);-
190 }-
191-
192 if (data->indexOfRootFunction != -1)-
193 return runtimeFunctions[data->indexOfRootFunction];-
194 else-
195 return nullptr;-
196}-
197-
198void CompilationUnit::unlink()-
199{-
200 if (engine)-
201 nextCompilationUnit.remove();-
202-
203 if (isRegisteredWithEngine) {-
204 Q_ASSERT(data && propertyCaches.count() > 0 && propertyCaches.at(/*root object*/0));-
205 if (qmlEngine)-
206 qmlEngine->unregisterInternalCompositeType(this);-
207 QQmlMetaType::unregisterInternalCompositeType(this);-
208 isRegisteredWithEngine = false;-
209 }-
210-
211 propertyCaches.clear();-
212-
213 dependentScripts.clear();-
214-
215 typeNameCache = nullptr;-
216-
217 qDeleteAll(resolvedTypes);-
218 resolvedTypes.clear();-
219-
220 engine = nullptr;-
221 qmlEngine = nullptr;-
222 free(runtimeStrings);-
223 runtimeStrings = nullptr;-
224 delete [] runtimeLookups;-
225 runtimeLookups = nullptr;-
226 delete [] runtimeRegularExpressions;-
227 runtimeRegularExpressions = nullptr;-
228 free(runtimeClasses);-
229 runtimeClasses = nullptr;-
230 qDeleteAll(runtimeFunctions);-
231 runtimeFunctions.clear();-
232#if Q_BYTE_ORDER == Q_BIG_ENDIAN-
233 delete [] constants;-
234 constants = nullptr;-
235#endif-
236}-
237-
238void CompilationUnit::markObjects(QV4::MarkStack *markStack)-
239{-
240 if (runtimeStrings) {-
241 for (uint i = 0; i < data->stringTableSize; ++i)-
242 if (runtimeStrings[i])-
243 runtimeStrings[i]->mark(markStack);-
244 }-
245 if (runtimeRegularExpressions) {-
246 for (uint i = 0; i < data->regexpTableSize; ++i)-
247 runtimeRegularExpressions[i].mark(markStack);-
248 }-
249 if (runtimeClasses) {-
250 for (uint i = 0; i < data->jsClassTableSize; ++i)-
251 if (runtimeClasses[i])-
252 runtimeClasses[i]->mark(markStack);-
253 }-
254 for (QV4::Function *f : qAsConst(runtimeFunctions))-
255 if (f && f->internalClass)-
256 f->internalClass->mark(markStack);-
257 for (QV4::Heap::InternalClass *c : qAsConst(runtimeBlocks))-
258 if (c)-
259 c->mark(markStack);-
260-
261 if (runtimeLookups) {-
262 for (uint i = 0; i < data->lookupTableSize; ++i)-
263 runtimeLookups[i].markObjects(markStack);-
264 }-
265}-
266-
267IdentifierHash CompilationUnit::createNamedObjectsPerComponent(int componentObjectIndex)-
268{-
269 IdentifierHash namedObjectCache(engine);-
270 const CompiledData::Object *component = data->objectAt(componentObjectIndex);-
271 const quint32_le *namedObjectIndexPtr = component->namedObjectsInComponentTable();-
272 for (quint32 i = 0; i < component->nNamedObjectsInComponent; ++i, ++namedObjectIndexPtr) {-
273 const CompiledData::Object *namedObject = data->objectAt(*namedObjectIndexPtr);-
274 namedObjectCache.add(runtimeStrings[namedObject->idNameIndex], namedObject->id);-
275 }-
276 return *namedObjectsPerComponentCache.insert(componentObjectIndex, namedObjectCache);-
277}-
278-
279void CompilationUnit::finalizeCompositeType(QQmlEnginePrivate *qmlEngine)-
280{-
281 this->qmlEngine = qmlEngine;-
282-
283 // Add to type registry of composites-
284 if (propertyCaches.needsVMEMetaObject(/*root object*/0)) {-
285 QQmlMetaType::registerInternalCompositeType(this);-
286 qmlEngine->registerInternalCompositeType(this);-
287 } else {-
288 const QV4::CompiledData::Object *obj = objectAt(/*root object*/0);-
289 auto *typeRef = resolvedTypes.value(obj->inheritedTypeNameIndex);-
290 Q_ASSERT(typeRef);-
291 if (typeRef->compilationUnit) {-
292 metaTypeId = typeRef->compilationUnit->metaTypeId;-
293 listMetaTypeId = typeRef->compilationUnit->listMetaTypeId;-
294 } else {-
295 metaTypeId = typeRef->type.typeId();-
296 listMetaTypeId = typeRef->type.qListTypeId();-
297 }-
298 }-
299-
300 // Collect some data for instantiation later.-
301 int bindingCount = 0;-
302 int parserStatusCount = 0;-
303 int objectCount = 0;-
304 for (quint32 i = 0; i < data->nObjects; ++i) {-
305 const QV4::CompiledData::Object *obj = data->objectAt(i);-
306 bindingCount += obj->nBindings;-
307 if (auto *typeRef = resolvedTypes.value(obj->inheritedTypeNameIndex)) {-
308 if (typeRef->type.isValid()) {-
309 if (typeRef->type.parserStatusCast() != -1)-
310 ++parserStatusCount;-
311 }-
312 ++objectCount;-
313 if (typeRef->compilationUnit) {-
314 bindingCount += typeRef->compilationUnit->totalBindingsCount;-
315 parserStatusCount += typeRef->compilationUnit->totalParserStatusCount;-
316 objectCount += typeRef->compilationUnit->totalObjectCount;-
317 }-
318 }-
319 }-
320-
321 totalBindingsCount = bindingCount;-
322 totalParserStatusCount = parserStatusCount;-
323 totalObjectCount = objectCount;-
324}-
325-
326bool CompilationUnit::verifyChecksum(const DependentTypesHasher &dependencyHasher) const-
327{-
328 if (!dependencyHasher) {-
329 for (size_t i = 0; i < sizeof(data->dependencyMD5Checksum); ++i) {-
330 if (data->dependencyMD5Checksum[i] != 0)-
331 return false;-
332 }-
333 return true;-
334 }-
335 QCryptographicHash hash(QCryptographicHash::Md5);-
336 if (!dependencyHasher(&hash))-
337 return false;-
338 QByteArray checksum = hash.result();-
339 Q_ASSERT(checksum.size() == sizeof(data->dependencyMD5Checksum));-
340 return memcmp(data->dependencyMD5Checksum, checksum.constData(),-
341 sizeof(data->dependencyMD5Checksum)) == 0;-
342}-
343-
344bool CompilationUnit::loadFromDisk(const QUrl &url, const QDateTime &sourceTimeStamp, QString *errorString)-
345{-
346 if (!QQmlFile::isLocalFile(url)) {-
347 *errorString = QStringLiteral("File has to be a local file.");-
348 return false;-
349 }-
350-
351 const QString sourcePath = QQmlFile::urlToLocalFileOrQrc(url);-
352 QScopedPointer<CompilationUnitMapper> cacheFile(new CompilationUnitMapper());-
353-
354 QString cachePath = sourcePath + QLatin1Char('c');-
355 if (!QFile::exists(cachePath))-
356 cachePath = localCacheFilePath(url);-
357-
358 CompiledData::Unit *mappedUnit = cacheFile->open(cachePath, sourceTimeStamp, errorString);-
359 if (!mappedUnit)-
360 return false;-
361-
362 const Unit * const oldDataPtr = (data && !(data->flags & QV4::CompiledData::Unit::StaticData)) ? data : nullptr;-
363 QScopedValueRollback<const Unit *> dataPtrChange(data, mappedUnit);-
364-
365 if (data->sourceFileIndex != 0 && sourcePath != QQmlFile::urlToLocalFileOrQrc(stringAt(data->sourceFileIndex))) {-
366 *errorString = QStringLiteral("QML source file has moved to a different location.");-
367 return false;-
368 }-
369-
370 dataPtrChange.commit();-
371 free(const_cast<Unit*>(oldDataPtr));-
372 backingFile.reset(cacheFile.take());-
373 return true;-
374}-
375-
376void CompilationUnit::linkBackendToEngine(ExecutionEngine *engine)-
377{-
378 runtimeFunctions.resize(data->functionTableSize);-
379 for (int i = 0 ;i < runtimeFunctions.size(); ++i) {-
380 const QV4::CompiledData::Function *compiledFunction = data->functionAt(i);-
381 runtimeFunctions[i] = new QV4::Function(engine, this, compiledFunction);-
382 }-
383-
384 Scope scope(engine);-
385 Scoped<InternalClass> ic(scope);-
386-
387 runtimeBlocks.resize(data->blockTableSize);-
388 for (int i = 0 ;i < runtimeBlocks.size(); ++i) {-
389 const QV4::CompiledData::Block *compiledBlock = data->blockAt(i);-
390 ic = engine->internalClasses(EngineBase::Class_CallContext);-
391-
392 // first locals-
393 const quint32_le *localsIndices = compiledBlock->localsTable();-
394 for (quint32 i = 0; i < compiledBlock->nLocals; ++i)-
395 ic = ic->addMember(engine->identifierTable->asPropertyKey(runtimeStrings[localsIndices[i]]), Attr_NotConfigurable);-
396 runtimeBlocks[i] = ic->d();-
397 }-
398}-
399-
400#endif // V4_BOOTSTRAP-
401-
402#if defined(V4_BOOTSTRAP)-
403bool CompilationUnit::saveToDisk(const QString &outputFileName, QString *errorString)-
404#else-
405bool CompilationUnit::saveToDisk(const QUrl &unitUrl, QString *errorString)-
406#endif-
407{-
408 errorString->clear();-
409-
410#if !defined(V4_BOOTSTRAP)-
411 if (data->sourceTimeStamp == 0) {-
412 *errorString = QStringLiteral("Missing time stamp for source file");-
413 return false;-
414 }-
415-
416 if (!QQmlFile::isLocalFile(unitUrl)) {-
417 *errorString = QStringLiteral("File has to be a local file.");-
418 return false;-
419 }-
420 const QString outputFileName = localCacheFilePath(unitUrl);-
421#endif-
422-
423#if QT_CONFIG(temporaryfile)-
424 // Foo.qml -> Foo.qmlc-
425 QSaveFile cacheFile(outputFileName);-
426 if (!cacheFile.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
!cacheFile.ope...ice::Truncate)Description
TRUEnever evaluated
FALSEevaluated 2726 times by 125 tests
Evaluated by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • tst_qqmlexpression
  • tst_qqmlfileselector
  • tst_qqmlimport
  • tst_qqmlincubator
  • tst_qqmlinfo
  • tst_qqmlinstantiator
  • tst_qqmlitemmodels
  • tst_qqmllistmodel
  • tst_qqmllistmodelworkerscript
  • tst_qqmllistreference
  • tst_qqmllocale
  • ...
0-2726
427 *errorString = cacheFile.errorString();-
428 return false;
never executed: return false;
0
429 }-
430-
431 QByteArray modifiedUnit;-
432 modifiedUnit.resize(data->unitSize);-
433 memcpy(modifiedUnit.data(), data, data->unitSize);-
434 const char *dataPtr = modifiedUnit.data();-
435 Unit *unitPtr;-
436 memcpy(&unitPtr, &dataPtr, sizeof(unitPtr));-
437 unitPtr->flags |= Unit::StaticData;-
438-
439 qint64 headerWritten = cacheFile.write(modifiedUnit);-
440 if (headerWritten != modifiedUnit.size()) {
headerWritten ...iedUnit.size()Description
TRUEnever evaluated
FALSEevaluated 2726 times by 125 tests
Evaluated by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • tst_qqmlexpression
  • tst_qqmlfileselector
  • tst_qqmlimport
  • tst_qqmlincubator
  • tst_qqmlinfo
  • tst_qqmlinstantiator
  • tst_qqmlitemmodels
  • tst_qqmllistmodel
  • tst_qqmllistmodelworkerscript
  • tst_qqmllistreference
  • tst_qqmllocale
  • ...
0-2726
441 *errorString = cacheFile.errorString();-
442 return false;
never executed: return false;
0
443 }-
444-
445 if (!cacheFile.commit()) {
!cacheFile.commit()Description
TRUEnever evaluated
FALSEevaluated 2726 times by 125 tests
Evaluated by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • tst_qqmlexpression
  • tst_qqmlfileselector
  • tst_qqmlimport
  • tst_qqmlincubator
  • tst_qqmlinfo
  • tst_qqmlinstantiator
  • tst_qqmlitemmodels
  • tst_qqmllistmodel
  • tst_qqmllistmodelworkerscript
  • tst_qqmllistreference
  • tst_qqmllocale
  • ...
0-2726
446 *errorString = cacheFile.errorString();-
447 return false;
never executed: return false;
0
448 }-
449-
450 return true;
executed 2726 times by 125 tests: return true;
Executed by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • tst_qqmlexpression
  • tst_qqmlfileselector
  • tst_qqmlimport
  • tst_qqmlincubator
  • tst_qqmlinfo
  • tst_qqmlinstantiator
  • tst_qqmlitemmodels
  • tst_qqmllistmodel
  • tst_qqmllistmodelworkerscript
  • tst_qqmllistreference
  • tst_qqmllocale
  • ...
2726
451#else-
452 Q_UNUSED(outputFileName)-
453 *errorString = QStringLiteral("features.temporaryfile is disabled.");-
454 return false;-
455#endif // QT_CONFIG(temporaryfile)-
456}-
457-
458Unit *CompilationUnit::createUnitData(QmlIR::Document *irDocument)-
459{-
460 if (!irDocument->javaScriptCompilationUnit->data)
!irDocument->j...tionUnit->dataDescription
TRUEevaluated 48529 times by 141 tests
Evaluated by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugjs
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • tst_qqmlenginedebugservice
  • tst_qqmlexpression
  • tst_qqmlfileselector
  • tst_qqmlimport
  • tst_qqmlincubator
  • tst_qqmlinfo
  • tst_qqmlinstantiator
  • ...
FALSEevaluated 24 times by 1 test
Evaluated by:
  • tst_qmlcachegen
24-48529
461 return irDocument->jsGenerator.generateUnit(QV4::Compiler::JSUnitGenerator::GenerateWithoutStringTable);
executed 48529 times by 141 tests: return irDocument->jsGenerator.generateUnit(QV4::Compiler::JSUnitGenerator::GenerateWithoutStringTable);
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugjs
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • tst_qqmlenginedebugservice
  • tst_qqmlexpression
  • tst_qqmlfileselector
  • tst_qqmlimport
  • tst_qqmlincubator
  • tst_qqmlinfo
  • tst_qqmlinstantiator
  • ...
48529
462-
463 QQmlRefPointer<QV4::CompiledData::CompilationUnit> compilationUnit = irDocument->javaScriptCompilationUnit;-
464 QV4::CompiledData::Unit *jsUnit = const_cast<QV4::CompiledData::Unit*>(compilationUnit->data);-
465 auto ensureWritableUnit = [&jsUnit, &compilationUnit]() {-
466 if (jsUnit == compilationUnit->data) {
jsUnit == comp...tionUnit->dataDescription
TRUEevaluated 24 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEevaluated 4 times by 1 test
Evaluated by:
  • tst_qmlcachegen
4-24
467 char *unitCopy = (char*)malloc(jsUnit->unitSize);-
468 memcpy(unitCopy, jsUnit, jsUnit->unitSize);-
469 jsUnit = reinterpret_cast<QV4::CompiledData::Unit*>(unitCopy);-
470 }
executed 24 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
24
471 };
executed 28 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
28
472-
473 QV4::Compiler::StringTableGenerator &stringTable = irDocument->jsGenerator.stringTable;-
474-
475 if (jsUnit->sourceFileIndex == quint32(0) || jsUnit->stringAt(jsUnit->sourceFileIndex) != irDocument->jsModule.fileName) {
jsUnit->source... == quint32(0)Description
TRUEevaluated 24 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEnever evaluated
jsUnit->string...odule.fileNameDescription
TRUEnever evaluated
FALSEnever evaluated
0-24
476 ensureWritableUnit();-
477 jsUnit->sourceFileIndex = stringTable.registerString(irDocument->jsModule.fileName);-
478 jsUnit->finalUrlIndex = stringTable.registerString(irDocument->jsModule.finalUrl);-
479 }
executed 24 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
24
480-
481 // Collect signals that have had a change in signature (from onClicked to onClicked(mouse) for example)-
482 // and now need fixing in the QV4::CompiledData. Also register strings at the same time, to finalize-
483 // the string table.-
484 QVector<quint32> changedSignals;-
485 QVector<QQmlJS::AST::FormalParameterList*> changedSignalParameters;-
486 for (QmlIR::Object *o: qAsConst(irDocument->objects)) {-
487 for (QmlIR::Binding *binding = o->firstBinding(); binding; binding = binding->next) {
bindingDescription
TRUEevaluated 62 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEevaluated 38 times by 1 test
Evaluated by:
  • tst_qmlcachegen
38-62
488 if (!(binding->flags & QV4::CompiledData::Binding::IsSignalHandlerExpression))
!(binding->fla...lerExpression)Description
TRUEevaluated 52 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEevaluated 10 times by 1 test
Evaluated by:
  • tst_qmlcachegen
10-52
489 continue;
executed 52 times by 1 test: continue;
Executed by:
  • tst_qmlcachegen
52
490-
491 quint32 functionIndex = binding->value.compiledScriptIndex;-
492 QmlIR::CompiledFunctionOrExpression *foe = o->functionsAndExpressions->slowAt(functionIndex);-
493 if (!foe)
!foeDescription
TRUEnever evaluated
FALSEevaluated 10 times by 1 test
Evaluated by:
  • tst_qmlcachegen
0-10
494 continue;
never executed: continue;
0
495-
496 // save absolute index-
497 changedSignals << o->runtimeFunctionIndices.at(functionIndex);-
498-
499 Q_ASSERT(foe->node);-
500 Q_ASSERT(QQmlJS::AST::cast<QQmlJS::AST::FunctionDeclaration*>(foe->node));-
501-
502 QQmlJS::AST::FormalParameterList *parameters = QQmlJS::AST::cast<QQmlJS::AST::FunctionDeclaration*>(foe->node)->formals;-
503 changedSignalParameters << parameters;-
504-
505 if (parameters) {
parametersDescription
TRUEevaluated 4 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEevaluated 6 times by 1 test
Evaluated by:
  • tst_qmlcachegen
4-6
506 const QStringList formals = parameters->formals();-
507 for (const QString &arg : formals)-
508 stringTable.registerString(arg);
executed 4 times by 1 test: stringTable.registerString(arg);
Executed by:
  • tst_qmlcachegen
4
509 }
executed 4 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
4
510 }
executed 10 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
10
511 }
executed 38 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
38
512-
513 QVector<quint32> signalParameterNameTable;-
514 quint32 signalParameterNameTableOffset = jsUnit->unitSize;-
515-
516 // Update signal signatures-
517 if (!changedSignals.isEmpty()) {
!changedSignals.isEmpty()Description
TRUEevaluated 8 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEevaluated 16 times by 1 test
Evaluated by:
  • tst_qmlcachegen
8-16
518 if (jsUnit == compilationUnit->data) {
jsUnit == comp...tionUnit->dataDescription
TRUEnever evaluated
FALSEevaluated 8 times by 1 test
Evaluated by:
  • tst_qmlcachegen
0-8
519 char *unitCopy = (char*)malloc(jsUnit->unitSize);-
520 memcpy(unitCopy, jsUnit, jsUnit->unitSize);-
521 jsUnit = reinterpret_cast<QV4::CompiledData::Unit*>(unitCopy);-
522 }
never executed: end of block
0
523-
524 for (int i = 0; i < changedSignals.count(); ++i) {
i < changedSignals.count()Description
TRUEevaluated 10 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEevaluated 8 times by 1 test
Evaluated by:
  • tst_qmlcachegen
8-10
525 const uint functionIndex = changedSignals.at(i);-
526 // The data is now read-write due to the copy above, so the const_cast is ok.-
527 QV4::CompiledData::Function *function = const_cast<QV4::CompiledData::Function *>(jsUnit->functionAt(functionIndex));-
528 Q_ASSERT(function->nFormals == quint32(0));-
529-
530 function->formalsOffset = signalParameterNameTableOffset - jsUnit->functionOffsetTable()[functionIndex];-
531-
532 if (QQmlJS::AST::FormalParameterList *parameters = changedSignalParameters.at(i)) {
QQmlJS::AST::F...rameters.at(i)Description
TRUEevaluated 4 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEevaluated 6 times by 1 test
Evaluated by:
  • tst_qmlcachegen
4-6
533 const QStringList formals = parameters->formals();-
534 for (const QString &arg : formals)-
535 signalParameterNameTable.append(stringTable.getStringId(arg));
executed 4 times by 1 test: signalParameterNameTable.append(stringTable.getStringId(arg));
Executed by:
  • tst_qmlcachegen
4
536-
537 function->nFormals = formals.size();-
538 }
executed 4 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
4
539 function->length = function->nFormals;-
540-
541 signalParameterNameTableOffset += function->nFormals * sizeof(quint32);-
542 }
executed 10 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
10
543 }
executed 8 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
8
544-
545 if (!signalParameterNameTable.isEmpty()) {
!signalParamet...able.isEmpty()Description
TRUEevaluated 4 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEevaluated 20 times by 1 test
Evaluated by:
  • tst_qmlcachegen
4-20
546 ensureWritableUnit();-
547 Q_ASSERT(jsUnit != compilationUnit->data);-
548 const uint signalParameterTableSize = signalParameterNameTable.count() * sizeof(quint32);-
549 uint newSize = jsUnit->unitSize + signalParameterTableSize;-
550 const uint oldSize = jsUnit->unitSize;-
551 char *unitWithSignalParameters = (char*)realloc(jsUnit, newSize);-
552 memcpy(unitWithSignalParameters + oldSize, signalParameterNameTable.constData(), signalParameterTableSize);-
553 jsUnit = reinterpret_cast<QV4::CompiledData::Unit*>(unitWithSignalParameters);-
554 jsUnit->unitSize = newSize;-
555 }
executed 4 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
4
556-
557 if (jsUnit != compilationUnit->data)
jsUnit != comp...tionUnit->dataDescription
TRUEevaluated 24 times by 1 test
Evaluated by:
  • tst_qmlcachegen
FALSEnever evaluated
0-24
558 jsUnit->flags &= ~QV4::CompiledData::Unit::StaticData;
executed 24 times by 1 test: jsUnit->flags &= ~QV4::CompiledData::Unit::StaticData;
Executed by:
  • tst_qmlcachegen
24
559-
560 return jsUnit;
executed 24 times by 1 test: return jsUnit;
Executed by:
  • tst_qmlcachegen
24
561}-
562-
563QString Binding::valueAsString(const Unit *unit) const-
564{-
565 switch (type) {-
566 case Type_Script:
executed 4414 times by 19 tests: case Type_Script:
Executed by:
  • tst_examples
  • tst_qqmlbinding
  • tst_qqmlecmascript
  • tst_qqmlexpression
  • tst_qqmllistmodel
  • tst_qqmlnotifier
  • tst_qqmlproperty
  • tst_qqmlstatemachine
  • tst_qqmlvaluetypes
  • tst_qqmlxmlhttprequest
  • tst_qquickanimations
  • tst_qquickbehaviors
  • tst_qquickgridview
  • tst_qquickitem2
  • tst_qquicklistview
  • tst_qquickpathview
  • tst_qquickpositioners
  • tst_qquickstates
  • tst_scenegraph
4414
567 case Type_String:
executed 272438 times by 118 tests: case Type_String:
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_qmlcachegen
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmlecmascript
  • tst_qqmlenginedebugservice
  • tst_qqmlfileselector
  • tst_qqmlincubator
  • tst_qqmlinfo
  • tst_qqmlinstantiator
  • tst_qqmllistmodel
  • tst_qqmllistmodelworkerscript
  • tst_qqmllistreference
  • tst_qqmllocale
  • tst_qqmlmetaobject
  • tst_qqmlmetatype
  • tst_qqmlnotifier
  • tst_qqmlproperty
  • ...
272438
568 return unit->stringAt(stringIndex);
executed 276852 times by 120 tests: return unit->stringAt(stringIndex);
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_qmlcachegen
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmlecmascript
  • tst_qqmlenginedebugservice
  • tst_qqmlexpression
  • tst_qqmlfileselector
  • tst_qqmlincubator
  • tst_qqmlinfo
  • tst_qqmlinstantiator
  • tst_qqmllistmodel
  • tst_qqmllistmodelworkerscript
  • tst_qqmllistreference
  • tst_qqmllocale
  • tst_qqmlmetaobject
  • tst_qqmlmetatype
  • tst_qqmlnotifier
  • ...
276852
569 case Type_Boolean:
never executed: case Type_Boolean:
0
570 return value.b ? QStringLiteral("true") : QStringLiteral("false");
never executed: return value.b ? ([]() noexcept -> QString { enum { Size = sizeof(u"" "true")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "true" }; QStringDataPtr holder = { qstring_literal.data_p...static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "false" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }());
never executed: return qstring_literal_temp;
never executed: return qstring_literal_temp;
0
571 case Type_Number:
executed 184 times by 4 tests: case Type_Number:
Executed by:
  • tst_examples
  • tst_qquickanimations
  • tst_qquickpathview
  • tst_qquickstates
184
572 return QString::number(valueAsNumber());
executed 184 times by 4 tests: return QString::number(valueAsNumber());
Executed by:
  • tst_examples
  • tst_qquickanimations
  • tst_qquickpathview
  • tst_qquickstates
184
573 case Type_Invalid:
never executed: case Type_Invalid:
0
574 return QString();
never executed: return QString();
0
575#if !QT_CONFIG(translation)-
576 case Type_TranslationById:-
577 case Type_Translation:-
578 return unit->stringAt(stringIndex);-
579#else-
580 case Type_TranslationById: {
executed 8 times by 3 tests: case Type_TranslationById:
Executed by:
  • tst_examples
  • tst_qqmllistmodel
  • tst_qqmltranslation
8
581 QByteArray id = unit->stringAt(stringIndex).toUtf8();-
582 return qtTrId(id.constData(), value.translationData.number);
executed 8 times by 3 tests: return qtTrId(id.constData(), value.translationData.number);
Executed by:
  • tst_examples
  • tst_qqmllistmodel
  • tst_qqmltranslation
8
583 }-
584 case Type_Translation: {
executed 42 times by 7 tests: case Type_Translation:
Executed by:
  • tst_examples
  • tst_qmlcachegen
  • tst_qqmllistmodel
  • tst_qqmlprofilerservice
  • tst_qqmltranslation
  • tst_qquicklayouts
  • tst_qquickstates
42
585 // This code must match that in the qsTr() implementation-
586 const QString &path = unit->stringAt(unit->sourceFileIndex);-
587 int lastSlash = path.lastIndexOf(QLatin1Char('/'));-
588 QStringRef context = (lastSlash > -1) ? path.midRef(lastSlash + 1, path.length() - lastSlash - 5)
(lastSlash > -1)Description
TRUEevaluated 40 times by 6 tests
Evaluated by:
  • tst_examples
  • tst_qmlcachegen
  • tst_qqmlprofilerservice
  • tst_qqmltranslation
  • tst_qquicklayouts
  • tst_qquickstates
FALSEevaluated 2 times by 1 test
Evaluated by:
  • tst_qqmllistmodel
2-40
589 : QStringRef();-
590 QByteArray contextUtf8 = context.toUtf8();-
591 QByteArray comment = unit->stringAt(value.translationData.commentIndex).toUtf8();-
592 QByteArray text = unit->stringAt(stringIndex).toUtf8();-
593 return QCoreApplication::translate(contextUtf8.constData(), text.constData(),
executed 42 times by 7 tests: return QCoreApplication::translate(contextUtf8.constData(), text.constData(), comment.constData(), value.translationData.number);
Executed by:
  • tst_examples
  • tst_qmlcachegen
  • tst_qqmllistmodel
  • tst_qqmlprofilerservice
  • tst_qqmltranslation
  • tst_qquicklayouts
  • tst_qquickstates
42
594 comment.constData(), value.translationData.number);
executed 42 times by 7 tests: return QCoreApplication::translate(contextUtf8.constData(), text.constData(), comment.constData(), value.translationData.number);
Executed by:
  • tst_examples
  • tst_qmlcachegen
  • tst_qqmllistmodel
  • tst_qqmlprofilerservice
  • tst_qqmltranslation
  • tst_qquicklayouts
  • tst_qquickstates
42
595 }-
596#endif-
597 default:
never executed: default:
0
598 break;
never executed: break;
0
599 }-
600 return QString();
never executed: return QString();
0
601}-
602-
603//reverse of Lexer::singleEscape()-
604QString Binding::escapedString(const QString &string)-
605{-
606 QString tmp = QLatin1String("\"");-
607 for (int i = 0; i < string.length(); ++i) {
i < string.length()Description
TRUEnever evaluated
FALSEnever evaluated
0
608 const QChar &c = string.at(i);-
609 switch (c.unicode()) {-
610 case 0x08:
never executed: case 0x08:
0
611 tmp += QLatin1String("\\b");-
612 break;
never executed: break;
0
613 case 0x09:
never executed: case 0x09:
0
614 tmp += QLatin1String("\\t");-
615 break;
never executed: break;
0
616 case 0x0A:
never executed: case 0x0A:
0
617 tmp += QLatin1String("\\n");-
618 break;
never executed: break;
0
619 case 0x0B:
never executed: case 0x0B:
0
620 tmp += QLatin1String("\\v");-
621 break;
never executed: break;
0
622 case 0x0C:
never executed: case 0x0C:
0
623 tmp += QLatin1String("\\f");-
624 break;
never executed: break;
0
625 case 0x0D:
never executed: case 0x0D:
0
626 tmp += QLatin1String("\\r");-
627 break;
never executed: break;
0
628 case 0x22:
never executed: case 0x22:
0
629 tmp += QLatin1String("\\\"");-
630 break;
never executed: break;
0
631 case 0x27:
never executed: case 0x27:
0
632 tmp += QLatin1String("\\\'");-
633 break;
never executed: break;
0
634 case 0x5C:
never executed: case 0x5C:
0
635 tmp += QLatin1String("\\\\");-
636 break;
never executed: break;
0
637 default:
never executed: default:
0
638 tmp += c;-
639 break;
never executed: break;
0
640 }-
641 }-
642 tmp += QLatin1Char('\"');-
643 return tmp;
never executed: return tmp;
0
644}-
645-
646QString Binding::valueAsScriptString(const Unit *unit) const-
647{-
648 if (type == Type_String)
type == Type_StringDescription
TRUEnever evaluated
FALSEevaluated 4532 times by 14 tests
Evaluated by:
  • tst_examples
  • tst_qqmlexpression
  • tst_qqmllistmodel
  • tst_qqmlstatemachine
  • tst_qqmlxmlhttprequest
  • tst_qquickanimations
  • tst_qquickbehaviors
  • tst_qquickgridview
  • tst_qquickitem2
  • tst_qquicklistview
  • tst_qquickpathview
  • tst_qquickpositioners
  • tst_qquickstates
  • tst_scenegraph
0-4532
649 return escapedString(unit->stringAt(stringIndex));
never executed: return escapedString(unit->stringAt(stringIndex));
0
650 else-
651 return valueAsString(unit);
executed 4532 times by 14 tests: return valueAsString(unit);
Executed by:
  • tst_examples
  • tst_qqmlexpression
  • tst_qqmllistmodel
  • tst_qqmlstatemachine
  • tst_qqmlxmlhttprequest
  • tst_qquickanimations
  • tst_qquickbehaviors
  • tst_qquickgridview
  • tst_qquickitem2
  • tst_qquicklistview
  • tst_qquickpathview
  • tst_qquickpositioners
  • tst_qquickstates
  • tst_scenegraph
4532
652}-
653-
654#ifndef V4_BOOTSTRAP-
655/*!-
656Returns the property cache, if one alread exists. The cache is not referenced.-
657*/-
658QQmlRefPointer<QQmlPropertyCache> ResolvedTypeReference::propertyCache() const-
659{-
660 if (type.isValid())-
661 return typePropertyCache;-
662 else-
663 return compilationUnit->rootPropertyCache();-
664}-
665-
666/*!-
667Returns the property cache, creating one if it doesn't already exist. The cache is not referenced.-
668*/-
669QQmlRefPointer<QQmlPropertyCache> ResolvedTypeReference::createPropertyCache(QQmlEngine *engine)-
670{-
671 if (typePropertyCache) {-
672 return typePropertyCache;-
673 } else if (type.isValid()) {-
674 typePropertyCache = QQmlEnginePrivate::get(engine)->cache(type.metaObject());-
675 return typePropertyCache;-
676 } else {-
677 return compilationUnit->rootPropertyCache();-
678 }-
679}-
680-
681bool ResolvedTypeReference::addToHash(QCryptographicHash *hash, QQmlEngine *engine)-
682{-
683 if (type.isValid()) {-
684 bool ok = false;-
685 hash->addData(createPropertyCache(engine)->checksum(&ok));-
686 return ok;-
687 }-
688 hash->addData(compilationUnit->data->md5Checksum, sizeof(compilationUnit->data->md5Checksum));-
689 return true;-
690}-
691-
692template <typename T>-
693bool qtTypeInherits(const QMetaObject *mo) {-
694 while (mo) {-
695 if (mo == &T::staticMetaObject)-
696 return true;-
697 mo = mo->superClass();-
698 }-
699 return false;-
700}-
701-
702void ResolvedTypeReference::doDynamicTypeCheck()-
703{-
704 const QMetaObject *mo = nullptr;-
705 if (typePropertyCache)-
706 mo = typePropertyCache->firstCppMetaObject();-
707 else if (type.isValid())-
708 mo = type.metaObject();-
709 else if (compilationUnit)-
710 mo = compilationUnit->rootPropertyCache()->firstCppMetaObject();-
711 isFullyDynamicType = qtTypeInherits<QQmlPropertyMap>(mo);-
712}-
713-
714bool ResolvedTypeReferenceMap::addToHash(QCryptographicHash *hash, QQmlEngine *engine) const-
715{-
716 for (auto it = constBegin(), end = constEnd(); it != end; ++it) {-
717 if (!it.value()->addToHash(hash, engine))-
718 return false;-
719 }-
720-
721 return true;-
722}-
723-
724#endif-
725-
726void CompilationUnit::destroy()-
727{-
728#if !defined(V4_BOOTSTRAP)-
729 if (qmlEngine)-
730 QQmlEnginePrivate::deleteInEngineThread(qmlEngine, this);-
731 else-
732#endif-
733 delete this;-
734}
executed 10 times by 1 test: end of block
Executed by:
  • tst_qmlcachegen
10
735-
736-
737void Unit::generateChecksum()-
738{-
739#ifndef V4_BOOTSTRAP-
740 QCryptographicHash hash(QCryptographicHash::Md5);-
741-
742 const int checksummableDataOffset = offsetof(QV4::CompiledData::Unit, md5Checksum) + sizeof(md5Checksum);-
743-
744 const char *dataPtr = reinterpret_cast<const char *>(this) + checksummableDataOffset;-
745 hash.addData(dataPtr, unitSize - checksummableDataOffset);-
746-
747 QByteArray checksum = hash.result();-
748 Q_ASSERT(checksum.size() == sizeof(md5Checksum));-
749 memcpy(md5Checksum, checksum.constData(), sizeof(md5Checksum));-
750#else-
751 memset(md5Checksum, 0, sizeof(md5Checksum));-
752#endif-
753}
executed 2383537 times by 146 tests: end of block
Executed by:
  • tst_bindingdependencyapi
  • tst_drawingmodes
  • tst_ecmascripttests
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_parserstress
  • tst_qjsengine
  • tst_qjsonbinding
  • tst_qjsvalue
  • tst_qjsvalueiterator
  • tst_qmlcachegen
  • tst_qmldiskcache
  • tst_qqmlapplicationengine
  • tst_qqmlbinding
  • tst_qqmlcomponent
  • tst_qqmlconnections
  • tst_qqmlconsole
  • tst_qqmlcontext
  • tst_qqmldebugjs
  • tst_qqmlecmascript
  • tst_qqmlenginecleanup
  • tst_qqmlenginedebugservice
  • tst_qqmlexpression
  • tst_qqmlfileselector
  • ...
2383537
754-
755bool Unit::verifyHeader(QDateTime expectedSourceTimeStamp, QString *errorString) const-
756{-
757#ifndef V4_BOOTSTRAP-
758 if (strncmp(magic, CompiledData::magic_str, sizeof(magic))) {-
759 *errorString = QStringLiteral("Magic bytes in the header do not match");-
760 return false;-
761 }-
762-
763 if (version != quint32(QV4_DATA_STRUCTURE_VERSION)) {-
764 *errorString = QString::fromUtf8("V4 data structure version mismatch. Found %1 expected %2").arg(version, 0, 16).arg(QV4_DATA_STRUCTURE_VERSION, 0, 16);-
765 return false;-
766 }-
767-
768 if (qtVersion != quint32(QT_VERSION)) {-
769 *errorString = QString::fromUtf8("Qt version mismatch. Found %1 expected %2").arg(qtVersion, 0, 16).arg(QT_VERSION, 0, 16);-
770 return false;-
771 }-
772-
773 if (sourceTimeStamp) {-
774 // Files from the resource system do not have any time stamps, so fall back to the application-
775 // executable.-
776 if (!expectedSourceTimeStamp.isValid())-
777 expectedSourceTimeStamp = QFileInfo(QCoreApplication::applicationFilePath()).lastModified();-
778-
779 if (expectedSourceTimeStamp.isValid() && expectedSourceTimeStamp.toMSecsSinceEpoch() != sourceTimeStamp) {-
780 *errorString = QStringLiteral("QML source file has a different time stamp than cached file.");-
781 return false;-
782 }-
783 }-
784-
785#if defined(QML_COMPILE_HASH)-
786 if (qstrcmp(QML_COMPILE_HASH, libraryVersionHash) != 0) {-
787 *errorString = QStringLiteral("QML library version mismatch. Expected compile hash does not match");-
788 return false;-
789 }-
790#else-
791#error "QML_COMPILE_HASH must be defined for the build of QtDeclarative to ensure version checking for cache files"-
792#endif-
793-
794 return true;-
795#else-
796 Q_UNUSED(expectedSourceTimeStamp)-
797 Q_UNUSED(errorString)-
798 return false;
never executed: return false;
0
799#endif-
800}-
801-
802}-
803-
804}-
805-
806QT_END_NAMESPACE-
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